Merge remote-tracking branch 'qatar/master'

* qatar/master: (27 commits)
  ppc: Add ff_ prefix to nonstatic symbols
  sh4: Add ff_ prefix to nonstatic symbols
  mpegvideo: Add ff_ prefix to nonstatic functions
  rtjpeg: Add ff_ prefix to nonstatic symbols
  rv: Add ff_ prefix to nonstatic symbols
  vp56: Add ff_ prefix to nonstatic symbols
  vorbis: Add ff_ prefix to nonstatic symbols
  msmpeg4: Add ff_ prefix to nonstatic symbols
  vc1: Add ff_ prefix to nonstatic symbols
  msmpeg4: Add ff_ prefixes to nonstatic symbols
  snow: Add ff_ prefix to nonstatic symbols
  mpeg12: Add ff_ prefix to nonstatic symbols
  mpeg4: Add ff_ prefixes to nonstatic symbols
  lagarith: Add ff_ prefix to lag_rac_init
  libavcodec: Add ff_ prefix to j_rev_dct*
  dsputil: Add ff_ prefix to inv_zigzag_direct16
  libavcodec: Prefix fdct_ifast, fdct_ifast248
  dsputil: Add ff_ prefix to the dsputil*_init* functions
  libavcodec: Add ff_ prefix to some nonstatic symbols
  vlc/rl: Add ff_ prefix to the nonstatic symbols
  ...

Conflicts:
	libavcodec/Makefile
	libavcodec/allcodecs.c
	libavcodec/dnxhddec.c
	libavcodec/ffv1.c
	libavcodec/h263.h
	libavcodec/h263dec.c
	libavcodec/h264.c
	libavcodec/mpegvideo.c
	libavcodec/mpegvideo_enc.c
	libavcodec/nuv.c
	libavcodec/ppc/dsputil_ppc.c
	libavcodec/proresdsp.c
	libavcodec/svq3.c
	libavcodec/version.h
	libavformat/dv.h
	libavformat/dvenc.c
	libavformat/matroskadec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

Changelog

@@ -5,6 +5,7 @@ version next:
 - v408 Quicktime and Microsoft AYUV Uncompressed 4:4:4:4 encoder and decoder
 - setfield filter
 - CDXL demuxer and decoder
+- Apple ProRes encoder
 
 
 version 0.10:

libavcodec/4xm.c

@@ -925,7 +925,7 @@ static av_cold void common_init(AVCodecContext *avctx)
 {
     FourXContext * const f = avctx->priv_data;
 
-    dsputil_init(&f->dsp, avctx);
+    ff_dsputil_init(&f->dsp, avctx);
 
     f->avctx = avctx;
 }
@@ -969,7 +969,7 @@ static av_cold int decode_end(AVCodecContext *avctx)
         av_freep(&f->cfrm[i].data);
         f->cfrm[i].allocated_size = 0;
     }
-    free_vlc(&f->pre_vlc);
+    ff_free_vlc(&f->pre_vlc);
     if (f->current_picture.data[0])
         avctx->release_buffer(avctx, &f->current_picture);
     if (f->last_picture.data[0])

libavcodec/Makefile

@@ -333,6 +333,7 @@ OBJS-$(CONFIG_PRORES_DECODER)          += proresdec2.o
 OBJS-$(CONFIG_PRORES_LGPL_DECODER)     += proresdec_lgpl.o proresdsp.o
 OBJS-$(CONFIG_PRORES_ENCODER)          += proresenc_anatoliy.o
 OBJS-$(CONFIG_PRORES_ANATOLIY_ENCODER) += proresenc_anatoliy.o
+OBJS-$(CONFIG_PRORES_KOSTYA_ENCODER)   += proresenc_kostya.o proresdata.o proresdsp.o
 OBJS-$(CONFIG_PTX_DECODER)             += ptx.o
 OBJS-$(CONFIG_QCELP_DECODER)           += qcelpdec.o celp_math.o         \
                                           celp_filters.o acelp_vectors.o \

libavcodec/aacdec.c

@@ -825,7 +825,7 @@ static av_cold int aac_decode_init(AVCodecContext *avctx)
 
     ff_aac_sbr_init();
 
-    dsputil_init(&ac->dsp, avctx);
+    ff_dsputil_init(&ac->dsp, avctx);
     ff_fmt_convert_init(&ac->fmt_conv, avctx);
 
     ac->random_state = 0x1f2e3d4c;

libavcodec/aacenc.c

@@ -669,7 +669,7 @@ static av_cold int dsp_init(AVCodecContext *avctx, AACEncContext *s)
 {
     int ret = 0;
 
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
 
     // window init
     ff_kbd_window_init(ff_aac_kbd_long_1024, 4.0, 1024);

libavcodec/ac3dec.c

@@ -167,7 +167,7 @@ static av_cold int ac3_decode_init(AVCodecContext *avctx)
     ff_mdct_init(&s->imdct_256, 8, 1, 1.0);
     ff_mdct_init(&s->imdct_512, 9, 1, 1.0);
     ff_kbd_window_init(s->window, 5.0, 256);
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
     ff_ac3dsp_init(&s->ac3dsp, avctx->flags & CODEC_FLAG_BITEXACT);
     ff_fmt_convert_init(&s->fmt_conv, avctx);
     av_lfg_init(&s->dith_state, 0);

libavcodec/ac3enc.c

@@ -2467,7 +2467,7 @@ av_cold int ff_ac3_encode_init(AVCodecContext *avctx)
     if (!avctx->coded_frame)
         goto init_fail;
 
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
     ff_ac3dsp_init(&s->ac3dsp, avctx->flags & CODEC_FLAG_BITEXACT);
 
     dprint_options(s);

libavcodec/allcodecs.c

@@ -182,6 +182,7 @@ void avcodec_register_all(void)
     REGISTER_ENCDEC  (PPM, ppm);
     REGISTER_ENCDEC  (PRORES, prores);
     REGISTER_ENCODER (PRORES_ANATOLIY, prores_anatoliy);
+    REGISTER_ENCODER (PRORES_KOSTYA, prores_kostya);
     REGISTER_DECODER (PRORES_LGPL, prores_lgpl);
     REGISTER_DECODER (PTX, ptx);
     REGISTER_DECODER (QDRAW, qdraw);

libavcodec/alpha/dsputil_alpha.c

@@ -268,7 +268,7 @@ static void put_pixels16_axp_asm(uint8_t *block, const uint8_t *pixels,
     put_pixels_axp_asm(block + 8, pixels + 8, line_size, h);
 }
 
-void dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx)
+void ff_dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx)
 {
     const int high_bit_depth = avctx->bits_per_raw_sample > 8;
 

libavcodec/alpha/mpegvideo_alpha.c

@@ -103,7 +103,7 @@ static void dct_unquantize_h263_inter_axp(MpegEncContext *s, DCTELEM *block,
     dct_unquantize_h263_axp(block, n_coeffs, qscale, (qscale - 1) | 1);
 }
 
-void MPV_common_init_axp(MpegEncContext *s)
+void ff_MPV_common_init_axp(MpegEncContext *s)
 {
     s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_axp;
     s->dct_unquantize_h263_inter = dct_unquantize_h263_inter_axp;

libavcodec/alsdec.c

@@ -1724,7 +1724,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
         }
     }
 
-    dsputil_init(&ctx->dsp, avctx);
+    ff_dsputil_init(&ctx->dsp, avctx);
 
     avcodec_get_frame_defaults(&ctx->frame);
     avctx->coded_frame = &ctx->frame;

libavcodec/apedec.c

@@ -231,7 +231,7 @@ static av_cold int ape_decode_init(AVCodecContext *avctx)
                          filter_alloc_fail);
     }
 
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
     avctx->channel_layout = (avctx->channels==2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO;
 
     avcodec_get_frame_defaults(&s->frame);

libavcodec/arm/dsputil_init_arm.c

@@ -73,7 +73,7 @@ static void simple_idct_arm_add(uint8_t *dest, int line_size, DCTELEM *block)
     ff_add_pixels_clamped(block, dest, line_size);
 }
 
-void dsputil_init_arm(DSPContext* c, AVCodecContext *avctx)
+void ff_dsputil_init_arm(DSPContext* c, AVCodecContext *avctx)
 {
     const int high_bit_depth = avctx->bits_per_raw_sample > 8;
 

libavcodec/arm/mpegvideo_arm.c

@@ -38,17 +38,17 @@ void ff_dct_unquantize_h263_inter_neon(MpegEncContext *s, DCTELEM *block,
 void ff_dct_unquantize_h263_intra_neon(MpegEncContext *s, DCTELEM *block,
                                        int n, int qscale);
 
-void MPV_common_init_arm(MpegEncContext *s)
+void ff_MPV_common_init_arm(MpegEncContext *s)
 {
     /* IWMMXT support is a superset of armv5te, so
      * allow optimized functions for armv5te unless
      * a better iwmmxt function exists
      */
 #if HAVE_ARMV5TE
-    MPV_common_init_armv5te(s);
+    ff_MPV_common_init_armv5te(s);
 #endif
 #if HAVE_IWMMXT
-    MPV_common_init_iwmmxt(s);
+    ff_MPV_common_init_iwmmxt(s);
 #endif
 
     if (HAVE_NEON) {

libavcodec/arm/mpegvideo_arm.h

@@ -21,7 +21,7 @@
 
 #include "libavcodec/mpegvideo.h"
 
-void MPV_common_init_iwmmxt(MpegEncContext *s);
-void MPV_common_init_armv5te(MpegEncContext *s);
+void ff_MPV_common_init_iwmmxt(MpegEncContext *s);
+void ff_MPV_common_init_armv5te(MpegEncContext *s);
 
 #endif /* AVCODEC_ARM_MPEGVIDEO_H */

libavcodec/arm/mpegvideo_armv5te.c

@@ -94,7 +94,7 @@ static void dct_unquantize_h263_inter_armv5te(MpegEncContext *s,
     ff_dct_unquantize_h263_armv5te(block, qmul, qadd, nCoeffs + 1);
 }
 
-void MPV_common_init_armv5te(MpegEncContext *s)
+void ff_MPV_common_init_armv5te(MpegEncContext *s)
 {
     s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_armv5te;
     s->dct_unquantize_h263_inter = dct_unquantize_h263_inter_armv5te;

libavcodec/arm/mpegvideo_iwmmxt.c

@@ -93,7 +93,7 @@ static void dct_unquantize_h263_intra_iwmmxt(MpegEncContext *s,
     block_orig[0] = level;
 }
 
-void MPV_common_init_iwmmxt(MpegEncContext *s)
+void ff_MPV_common_init_iwmmxt(MpegEncContext *s)
 {
     if (!(mm_flags & AV_CPU_FLAG_IWMMXT)) return;
 

libavcodec/asv1.c

@@ -519,7 +519,7 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size,
 static av_cold void common_init(AVCodecContext *avctx){
     ASV1Context * const a = avctx->priv_data;
 
-    dsputil_init(&a->dsp, avctx);
+    ff_dsputil_init(&a->dsp, avctx);
 
     a->mb_width   = (avctx->width  + 15) / 16;
     a->mb_height  = (avctx->height + 15) / 16;

libavcodec/atrac.c

@@ -48,7 +48,7 @@ static const float qmf_48tap_half[24] = {
  * Generate common tables
  */
 
-void atrac_generate_tables(void)
+void ff_atrac_generate_tables(void)
 {
     int i;
     float s;
@@ -79,7 +79,7 @@ void atrac_generate_tables(void)
  */
 
 
-void atrac_iqmf (float *inlo, float *inhi, unsigned int nIn, float *pOut, float *delayBuf, float *temp)
+void ff_atrac_iqmf (float *inlo, float *inhi, unsigned int nIn, float *pOut, float *delayBuf, float *temp)
 {
     int   i, j;
     float   *p1, *p3;

libavcodec/atrac.h

@@ -30,7 +30,7 @@
 
 extern float ff_atrac_sf_table[64];
 
-void atrac_generate_tables(void);
-void atrac_iqmf (float *inlo, float *inhi, unsigned int nIn, float *pOut, float *delayBuf, float *temp);
+void ff_atrac_generate_tables(void);
+void ff_atrac_iqmf (float *inlo, float *inhi, unsigned int nIn, float *pOut, float *delayBuf, float *temp);
 
 #endif /* AVCODEC_ATRAC_H */

libavcodec/atrac1.c

@@ -262,14 +262,14 @@ static void at1_subband_synthesis(AT1Ctx *q, AT1SUCtx* su, float *pOut)
     float iqmf_temp[512 + 46];
 
     /* combine low and middle bands */
-    atrac_iqmf(q->bands[0], q->bands[1], 128, temp, su->fst_qmf_delay, iqmf_temp);
+    ff_atrac_iqmf(q->bands[0], q->bands[1], 128, temp, su->fst_qmf_delay, iqmf_temp);
 
     /* delay the signal of the high band by 23 samples */
     memcpy( su->last_qmf_delay,    &su->last_qmf_delay[256], sizeof(float) *  23);
     memcpy(&su->last_qmf_delay[23], q->bands[2],             sizeof(float) * 256);
 
     /* combine (low + middle) and high bands */
-    atrac_iqmf(temp, su->last_qmf_delay, 256, pOut, su->snd_qmf_delay, iqmf_temp);
+    ff_atrac_iqmf(temp, su->last_qmf_delay, 256, pOut, su->snd_qmf_delay, iqmf_temp);
 }
 
 
@@ -378,9 +378,9 @@ static av_cold int atrac1_decode_init(AVCodecContext *avctx)
 
     ff_init_ff_sine_windows(5);
 
-    atrac_generate_tables();
+    ff_atrac_generate_tables();
 
-    dsputil_init(&q->dsp, avctx);
+    ff_dsputil_init(&q->dsp, avctx);
     ff_fmt_convert_init(&q->fmt_conv, avctx);
 
     q->bands[0] = q->low;

libavcodec/atrac3.c

@@ -814,9 +814,9 @@ static int decodeFrame(ATRAC3Context *q, const uint8_t* databuf,
         p2= p1+256;
         p3= p2+256;
         p4= p3+256;
-        atrac_iqmf (p1, p2, 256, p1, q->pUnits[i].delayBuf1, q->tempBuf);
-        atrac_iqmf (p4, p3, 256, p3, q->pUnits[i].delayBuf2, q->tempBuf);
-        atrac_iqmf (p1, p3, 512, p1, q->pUnits[i].delayBuf3, q->tempBuf);
+        ff_atrac_iqmf (p1, p2, 256, p1, q->pUnits[i].delayBuf1, q->tempBuf);
+        ff_atrac_iqmf (p4, p3, 256, p3, q->pUnits[i].delayBuf2, q->tempBuf);
+        ff_atrac_iqmf (p1, p3, 512, p1, q->pUnits[i].delayBuf3, q->tempBuf);
     }
 
     return 0;
@@ -1016,7 +1016,7 @@ static av_cold int atrac3_decode_init(AVCodecContext *avctx)
         return ret;
     }
 
-    atrac_generate_tables();
+    ff_atrac_generate_tables();
 
     /* Generate gain tables. */
     for (i=0 ; i<16 ; i++)
@@ -1039,7 +1039,7 @@ static av_cold int atrac3_decode_init(AVCodecContext *avctx)
         q->matrix_coeff_index_next[i] = 3;
     }
 
-    dsputil_init(&dsp, avctx);
+    ff_dsputil_init(&dsp, avctx);
     ff_fmt_convert_init(&q->fmt_conv, avctx);
 
     q->pUnits = av_mallocz(sizeof(channel_unit)*q->channels);

libavcodec/bfin/dsputil_bfin.c

@@ -195,7 +195,7 @@ static int bfin_pix_abs8_xy2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_si
 
 */
 
-void dsputil_init_bfin( DSPContext* c, AVCodecContext *avctx )
+void ff_dsputil_init_bfin( DSPContext* c, AVCodecContext *avctx )
 {
     const int high_bit_depth = avctx->bits_per_raw_sample > 8;
 

libavcodec/bfin/mpegvideo_bfin.c

@@ -146,7 +146,7 @@ static int dct_quantize_bfin (MpegEncContext *s,
     return last_non_zero;
 }
 
-void MPV_common_init_bfin (MpegEncContext *s)
+void ff_MPV_common_init_bfin (MpegEncContext *s)
 {
 /*     s->dct_quantize= dct_quantize_bfin; */
 }

libavcodec/bink.c

@@ -1298,7 +1298,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
     avctx->pix_fmt = c->has_alpha ? PIX_FMT_YUVA420P : PIX_FMT_YUV420P;
 
     avctx->idct_algo = FF_IDCT_BINK;
-    dsputil_init(&c->dsp, avctx);
+    ff_dsputil_init(&c->dsp, avctx);
     ff_binkdsp_init(&c->bdsp);
 
     init_bundles(c);

libavcodec/binkaudio.c

@@ -79,7 +79,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
     int i;
     int frame_len_bits;
 
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
     ff_fmt_convert_init(&s->fmt_conv, avctx);
 
     /* determine frame length */

libavcodec/bitstream.c

@@ -253,9 +253,9 @@ static int build_table(VLC *vlc, int table_nb_bits, int nb_codes,
    (byte/word/long) to store the 'bits', 'codes', and 'symbols' tables.
 
    'use_static' should be set to 1 for tables, which should be freed
-   with av_free_static(), 0 if free_vlc() will be used.
+   with av_free_static(), 0 if ff_free_vlc() will be used.
 */
-int init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes,
+int ff_init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes,
              const void *bits, int bits_wrap, int bits_size,
              const void *codes, int codes_wrap, int codes_size,
              const void *symbols, int symbols_wrap, int symbols_size,
@@ -318,7 +318,7 @@ int init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes,
 }
 
 
-void free_vlc(VLC *vlc)
+void ff_free_vlc(VLC *vlc)
 {
     av_freep(&vlc->table);
 }

libavcodec/cavs.c

@@ -671,7 +671,7 @@ av_cold int ff_cavs_init(AVCodecContext *avctx) {
     AVSContext *h = avctx->priv_data;
     MpegEncContext * const s = &h->s;
 
-    MPV_decode_defaults(s);
+    ff_MPV_decode_defaults(s);
     ff_cavsdsp_init(&h->cdsp, avctx);
     s->avctx = avctx;
 

libavcodec/cavsdec.c

@@ -470,7 +470,7 @@ static int decode_pic(AVSContext *h) {
 
     if (!s->context_initialized) {
         s->avctx->idct_algo = FF_IDCT_CAVS;
-        if (MPV_common_init(s) < 0)
+        if (ff_MPV_common_init(s) < 0)
             return -1;
         ff_init_scantable(s->dsp.idct_permutation,&h->scantable,ff_zigzag_direct);
     }

libavcodec/cook.c

@@ -321,11 +321,11 @@ static av_cold int cook_decode_close(AVCodecContext *avctx)
 
     /* Free the VLC tables. */
     for (i = 0; i < 13; i++)
-        free_vlc(&q->envelope_quant_index[i]);
+        ff_free_vlc(&q->envelope_quant_index[i]);
     for (i = 0; i < 7; i++)
-        free_vlc(&q->sqvh[i]);
+        ff_free_vlc(&q->sqvh[i]);
     for (i = 0; i < q->num_subpackets; i++)
-        free_vlc(&q->subpacket[i].ccpl);
+        ff_free_vlc(&q->subpacket[i].ccpl);
 
     av_log(avctx, AV_LOG_DEBUG, "Memory deallocated.\n");
 

libavcodec/dca.c

@@ -1926,7 +1926,7 @@ static av_cold int dca_decode_init(AVCodecContext *avctx)
     s->avctx = avctx;
     dca_init_vlcs();
 
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
     ff_mdct_init(&s->imdct, 6, 1, 1.0);
     ff_synth_filter_init(&s->synth);
     ff_dcadsp_init(&s->dcadsp);

libavcodec/dct-test.c

@@ -85,7 +85,7 @@ static int cpu_flags;
 static const struct algo fdct_tab[] = {
     { "REF-DBL",        ff_ref_fdct,           NO_PERM    },
     { "FAAN",           ff_faandct,            FAAN_SCALE },
-    { "IJG-AAN-INT",    fdct_ifast,            SCALE_PERM },
+    { "IJG-AAN-INT",    ff_fdct_ifast,         SCALE_PERM },
     { "IJG-LLM-INT",    ff_jpeg_fdct_islow_8,  NO_PERM    },
 
 #if HAVE_MMX
@@ -124,7 +124,7 @@ static void ff_prores_idct_put_10_sse2_wrap(uint16_t *dst){
 static const struct algo idct_tab[] = {
     { "FAANI",          ff_faanidct,           NO_PERM  },
     { "REF-DBL",        ff_ref_idct,           NO_PERM  },
-    { "INT",            j_rev_dct,             MMX_PERM },
+    { "INT",            ff_j_rev_dct,          MMX_PERM },
     { "SIMPLE-C",       ff_simple_idct_8,      NO_PERM  },
 
 #if HAVE_MMX

libavcodec/dnxhddec.c

@@ -84,9 +84,9 @@ static int dnxhd_init_vlc(DNXHDContext *ctx, int cid)
         }
         ctx->cid_table = &ff_dnxhd_cid_table[index];
 
-        free_vlc(&ctx->ac_vlc);
-        free_vlc(&ctx->dc_vlc);
-        free_vlc(&ctx->run_vlc);
+        ff_free_vlc(&ctx->ac_vlc);
+        ff_free_vlc(&ctx->dc_vlc);
+        ff_free_vlc(&ctx->run_vlc);
 
         init_vlc(&ctx->ac_vlc, DNXHD_VLC_BITS, 257,
                  ctx->cid_table->ac_bits, 1, 1,
@@ -132,7 +132,7 @@ static int dnxhd_decode_header(DNXHDContext *ctx, const uint8_t *buf, int buf_si
         ctx->avctx->pix_fmt = PIX_FMT_YUV422P10;
         ctx->avctx->bits_per_raw_sample = 10;
         if (ctx->bit_depth != 10) {
-            dsputil_init(&ctx->dsp, ctx->avctx);
+            ff_dsputil_init(&ctx->dsp, ctx->avctx);
             ctx->bit_depth = 10;
             ctx->decode_dct_block = dnxhd_decode_dct_block_10;
         }
@@ -140,7 +140,7 @@ static int dnxhd_decode_header(DNXHDContext *ctx, const uint8_t *buf, int buf_si
         ctx->avctx->pix_fmt = PIX_FMT_YUV422P;
         ctx->avctx->bits_per_raw_sample = 8;
         if (ctx->bit_depth != 8) {
-            dsputil_init(&ctx->dsp, ctx->avctx);
+            ff_dsputil_init(&ctx->dsp, ctx->avctx);
             ctx->bit_depth = 8;
             ctx->decode_dct_block = dnxhd_decode_dct_block_8;
         }
@@ -414,9 +414,9 @@ static av_cold int dnxhd_decode_close(AVCodecContext *avctx)
 
     if (ctx->picture.data[0])
         ff_thread_release_buffer(avctx, &ctx->picture);
-    free_vlc(&ctx->ac_vlc);
-    free_vlc(&ctx->dc_vlc);
-    free_vlc(&ctx->run_vlc);
+    ff_free_vlc(&ctx->ac_vlc);
+    ff_free_vlc(&ctx->dc_vlc);
+    ff_free_vlc(&ctx->run_vlc);
     return 0;
 }
 

libavcodec/dnxhdenc.c

@@ -267,10 +267,10 @@ static int dnxhd_encode_init(AVCodecContext *avctx)
 
     avctx->bits_per_raw_sample = ctx->cid_table->bit_depth;
 
-    dsputil_init(&ctx->m.dsp, avctx);
+    ff_dsputil_init(&ctx->m.dsp, avctx);
     ff_dct_common_init(&ctx->m);
     if (!ctx->m.dct_quantize)
-        ctx->m.dct_quantize = dct_quantize_c;
+        ctx->m.dct_quantize = ff_dct_quantize_c;
 
     if (ctx->cid_table->bit_depth == 10) {
        ctx->m.dct_quantize = dnxhd_10bit_dct_quantize;

libavcodec/dsputil.c

@@ -83,7 +83,7 @@ const uint8_t ff_zigzag248_direct[64] = {
 };
 
 /* not permutated inverse zigzag_direct + 1 for MMX quantizer */
-DECLARE_ALIGNED(16, uint16_t, inv_zigzag_direct16)[64];
+DECLARE_ALIGNED(16, uint16_t, ff_inv_zigzag_direct16)[64];
 
 const uint8_t ff_alternate_horizontal_scan[64] = {
     0,  1,   2,  3,  8,  9, 16, 17,
@@ -2746,34 +2746,34 @@ static void ff_wmv2_idct_add_c(uint8_t *dest, int line_size, DCTELEM *block)
 }
 static void ff_jref_idct_put(uint8_t *dest, int line_size, DCTELEM *block)
 {
-    j_rev_dct (block);
+    ff_j_rev_dct (block);
     ff_put_pixels_clamped_c(block, dest, line_size);
 }
 static void ff_jref_idct_add(uint8_t *dest, int line_size, DCTELEM *block)
 {
-    j_rev_dct (block);
+    ff_j_rev_dct (block);
     ff_add_pixels_clamped_c(block, dest, line_size);
 }
 
 static void ff_jref_idct4_put(uint8_t *dest, int line_size, DCTELEM *block)
 {
-    j_rev_dct4 (block);
+    ff_j_rev_dct4 (block);
     put_pixels_clamped4_c(block, dest, line_size);
 }
 static void ff_jref_idct4_add(uint8_t *dest, int line_size, DCTELEM *block)
 {
-    j_rev_dct4 (block);
+    ff_j_rev_dct4 (block);
     add_pixels_clamped4_c(block, dest, line_size);
 }
 
 static void ff_jref_idct2_put(uint8_t *dest, int line_size, DCTELEM *block)
 {
-    j_rev_dct2 (block);
+    ff_j_rev_dct2 (block);
     put_pixels_clamped2_c(block, dest, line_size);
 }
 static void ff_jref_idct2_add(uint8_t *dest, int line_size, DCTELEM *block)
 {
-    j_rev_dct2 (block);
+    ff_j_rev_dct2 (block);
     add_pixels_clamped2_c(block, dest, line_size);
 }
 
@@ -2793,7 +2793,7 @@ static void ff_jref_idct1_add(uint8_t *dest, int line_size, DCTELEM *block)
 static void just_return(void *mem av_unused, int stride av_unused, int h av_unused) { return; }
 
 /* init static data */
-av_cold void dsputil_static_init(void)
+av_cold void ff_dsputil_static_init(void)
 {
     int i;
 
@@ -2807,7 +2807,7 @@ av_cold void dsputil_static_init(void)
         ff_squareTbl[i] = (i - 256) * (i - 256);
     }
 
-    for(i=0; i<64; i++) inv_zigzag_direct16[ff_zigzag_direct[i]]= i+1;
+    for(i=0; i<64; i++) ff_inv_zigzag_direct16[ff_zigzag_direct[i]]= i+1;
 }
 
 int ff_check_alignment(void){
@@ -2830,7 +2830,7 @@ int ff_check_alignment(void){
     return 0;
 }
 
-av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
+av_cold void ff_dsputil_init(DSPContext* c, AVCodecContext *avctx)
 {
     int i;
 
@@ -2842,8 +2842,8 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
         c->fdct248 = ff_fdct248_islow_10;
     } else {
         if(avctx->dct_algo==FF_DCT_FASTINT) {
-            c->fdct    = fdct_ifast;
-            c->fdct248 = fdct_ifast248;
+            c->fdct    = ff_fdct_ifast;
+            c->fdct248 = ff_fdct_ifast248;
         }
         else if(avctx->dct_algo==FF_DCT_FAAN) {
             c->fdct    = ff_faandct;
@@ -2859,17 +2859,17 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
     if(avctx->lowres==1){
         c->idct_put= ff_jref_idct4_put;
         c->idct_add= ff_jref_idct4_add;
-        c->idct    = j_rev_dct4;
+        c->idct    = ff_j_rev_dct4;
         c->idct_permutation_type= FF_NO_IDCT_PERM;
     }else if(avctx->lowres==2){
         c->idct_put= ff_jref_idct2_put;
         c->idct_add= ff_jref_idct2_add;
-        c->idct    = j_rev_dct2;
+        c->idct    = ff_j_rev_dct2;
         c->idct_permutation_type= FF_NO_IDCT_PERM;
     }else if(avctx->lowres==3){
         c->idct_put= ff_jref_idct1_put;
         c->idct_add= ff_jref_idct1_add;
-        c->idct    = j_rev_dct1;
+        c->idct    = ff_j_rev_dct1;
         c->idct_permutation_type= FF_NO_IDCT_PERM;
     }else{
         if (avctx->bits_per_raw_sample == 10) {
@@ -2881,7 +2881,7 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
         if(avctx->idct_algo==FF_IDCT_INT){
             c->idct_put= ff_jref_idct_put;
             c->idct_add= ff_jref_idct_add;
-            c->idct    = j_rev_dct;
+            c->idct    = ff_j_rev_dct;
             c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM;
         }else if((CONFIG_VP3_DECODER || CONFIG_VP5_DECODER || CONFIG_VP6_DECODER ) &&
                 avctx->idct_algo==FF_IDCT_VP3){
@@ -3062,7 +3062,7 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
     c->add_8x8basis= add_8x8basis_c;
 
 #if CONFIG_VORBIS_DECODER
-    c->vorbis_inverse_coupling = vorbis_inverse_coupling;
+    c->vorbis_inverse_coupling = ff_vorbis_inverse_coupling;
 #endif
 #if CONFIG_AC3_DECODER
     c->ac3_downmix = ff_ac3_downmix_c;
@@ -3182,14 +3182,14 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
     }
 
 
-    if (HAVE_MMX)        dsputil_init_mmx   (c, avctx);
-    if (ARCH_ARM)        dsputil_init_arm   (c, avctx);
-    if (HAVE_VIS)        dsputil_init_vis   (c, avctx);
-    if (ARCH_ALPHA)      dsputil_init_alpha (c, avctx);
-    if (ARCH_PPC)        dsputil_init_ppc   (c, avctx);
-    if (HAVE_MMI)        dsputil_init_mmi   (c, avctx);
-    if (ARCH_SH4)        dsputil_init_sh4   (c, avctx);
-    if (ARCH_BFIN)       dsputil_init_bfin  (c, avctx);
+    if (HAVE_MMX)        ff_dsputil_init_mmx   (c, avctx);
+    if (ARCH_ARM)        ff_dsputil_init_arm   (c, avctx);
+    if (HAVE_VIS)        ff_dsputil_init_vis   (c, avctx);
+    if (ARCH_ALPHA)      ff_dsputil_init_alpha (c, avctx);
+    if (ARCH_PPC)        ff_dsputil_init_ppc   (c, avctx);
+    if (HAVE_MMI)        ff_dsputil_init_mmi   (c, avctx);
+    if (ARCH_SH4)        ff_dsputil_init_sh4   (c, avctx);
+    if (ARCH_BFIN)       ff_dsputil_init_bfin  (c, avctx);
 
     for(i=0; i<64; i++){
         if(!c->put_2tap_qpel_pixels_tab[0][i])
@@ -3201,3 +3201,8 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
     ff_init_scantable_permutation(c->idct_permutation,
                                   c->idct_permutation_type);
 }
+
+av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
+{
+    ff_dsputil_init(c, avctx);
+}

libavcodec/dsputil.h

@@ -38,17 +38,17 @@
 /* dct code */
 typedef short DCTELEM;
 
-void fdct_ifast (DCTELEM *data);
-void fdct_ifast248 (DCTELEM *data);
+void ff_fdct_ifast (DCTELEM *data);
+void ff_fdct_ifast248 (DCTELEM *data);
 void ff_jpeg_fdct_islow_8(DCTELEM *data);
 void ff_jpeg_fdct_islow_10(DCTELEM *data);
 void ff_fdct248_islow_8(DCTELEM *data);
 void ff_fdct248_islow_10(DCTELEM *data);
 
-void j_rev_dct (DCTELEM *data);
-void j_rev_dct4 (DCTELEM *data);
-void j_rev_dct2 (DCTELEM *data);
-void j_rev_dct1 (DCTELEM *data);
+void ff_j_rev_dct (DCTELEM *data);
+void ff_j_rev_dct4 (DCTELEM *data);
+void ff_j_rev_dct2 (DCTELEM *data);
+void ff_j_rev_dct1 (DCTELEM *data);
 void ff_wmv2_idct_c(DCTELEM *data);
 
 void ff_fdct_mmx(DCTELEM *block);
@@ -581,8 +581,9 @@ typedef struct DSPContext {
     op_fill_func fill_block_tab[2];
 } DSPContext;
 
-void dsputil_static_init(void);
-void dsputil_init(DSPContext* p, AVCodecContext *avctx);
+void ff_dsputil_static_init(void);
+void ff_dsputil_init(DSPContext* p, AVCodecContext *avctx);
+attribute_deprecated void dsputil_init(DSPContext* c, AVCodecContext *avctx);
 
 int ff_check_alignment(void);
 
@@ -641,14 +642,14 @@ static inline int get_penalty_factor(int lambda, int lambda2, int type){
     }
 }
 
-void dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx);
-void dsputil_init_arm(DSPContext* c, AVCodecContext *avctx);
-void dsputil_init_bfin(DSPContext* c, AVCodecContext *avctx);
-void dsputil_init_mmi(DSPContext* c, AVCodecContext *avctx);
-void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx);
-void dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx);
-void dsputil_init_sh4(DSPContext* c, AVCodecContext *avctx);
-void dsputil_init_vis(DSPContext* c, AVCodecContext *avctx);
+void ff_dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx);
+void ff_dsputil_init_arm(DSPContext* c, AVCodecContext *avctx);
+void ff_dsputil_init_bfin(DSPContext* c, AVCodecContext *avctx);
+void ff_dsputil_init_mmi(DSPContext* c, AVCodecContext *avctx);
+void ff_dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx);
+void ff_dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx);
+void ff_dsputil_init_sh4(DSPContext* c, AVCodecContext *avctx);
+void ff_dsputil_init_vis(DSPContext* c, AVCodecContext *avctx);
 
 void ff_dsputil_init_dwt(DSPContext *c);
 void ff_intrax8dsp_init(DSPContext* c, AVCodecContext *avctx);

libavcodec/dv.c

@@ -313,13 +313,13 @@ static av_cold int dvvideo_init(AVCodecContext *avctx)
             dv_rl_vlc[i].level = level;
             dv_rl_vlc[i].run   = run;
         }
-        free_vlc(&dv_vlc);
+        ff_free_vlc(&dv_vlc);
 
         dv_vlc_map_tableinit();
     }
 
     /* Generic DSP setup */
-    dsputil_init(&dsp, avctx);
+    ff_dsputil_init(&dsp, avctx);
     ff_set_cmp(&dsp, dsp.ildct_cmp, avctx->ildct_cmp);
     s->get_pixels = dsp.get_pixels;
     s->ildct_cmp = dsp.ildct_cmp[5];

libavcodec/eamad.c

@@ -65,7 +65,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
     avctx->pix_fmt = PIX_FMT_YUV420P;
     if (avctx->idct_algo == FF_IDCT_AUTO)
         avctx->idct_algo = FF_IDCT_EA;
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
     ff_init_scantable(s->dsp.idct_permutation, &s->intra_scantable, ff_zigzag_direct);
     ff_mpeg12_init_vlcs();
     return 0;

libavcodec/eatgq.c

@@ -50,7 +50,7 @@ static av_cold int tgq_decode_init(AVCodecContext *avctx){
     s->avctx = avctx;
     if(avctx->idct_algo==FF_IDCT_AUTO)
         avctx->idct_algo=FF_IDCT_EA;
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
     ff_init_scantable(s->dsp.idct_permutation, &s->scantable, ff_zigzag_direct);
     avctx->time_base = (AVRational){1, 15};
     avctx->pix_fmt = PIX_FMT_YUV420P;

libavcodec/eatqi.c

@@ -48,7 +48,7 @@ static av_cold int tqi_decode_init(AVCodecContext *avctx)
     s->avctx = avctx;
     if(avctx->idct_algo==FF_IDCT_AUTO)
         avctx->idct_algo=FF_IDCT_EA;
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
     ff_init_scantable(s->dsp.idct_permutation, &s->intra_scantable, ff_zigzag_direct);
     s->qscale = 1;
     avctx->time_base = (AVRational){1, 15};

libavcodec/error_resilience.c

@@ -69,7 +69,7 @@ static void decode_mb(MpegEncContext *s, int ref)
         ff_h264_hl_decode_mb(h);
     } else {
         assert(ref == 0);
-        MPV_decode_mb(s, s->block);
+        ff_MPV_decode_mb(s, s->block);
     }
 }
 

libavcodec/faxcompr.c

@@ -110,11 +110,11 @@ av_cold void ff_ccitt_unpack_init(void)
     ccitt_vlc[1].table = code_table2;
     ccitt_vlc[1].table_allocated = 648;
     for(i = 0; i < 2; i++){
-        init_vlc_sparse(&ccitt_vlc[i], 9, CCITT_SYMS,
-                        ccitt_codes_lens[i], 1, 1,
-                        ccitt_codes_bits[i], 1, 1,
-                        ccitt_syms, 2, 2,
-                        INIT_VLC_USE_NEW_STATIC);
+        ff_init_vlc_sparse(&ccitt_vlc[i], 9, CCITT_SYMS,
+                           ccitt_codes_lens[i], 1, 1,
+                           ccitt_codes_bits[i], 1, 1,
+                           ccitt_syms, 2, 2,
+                           INIT_VLC_USE_NEW_STATIC);
     }
     INIT_VLC_STATIC(&ccitt_group3_2d_vlc, 9, 11,
                     ccitt_group3_2d_lens, 1, 1,

libavcodec/ffv1.c

@@ -674,7 +674,7 @@ static av_cold int common_init(AVCodecContext *avctx){
 
     avcodec_get_frame_defaults(&s->picture);
 
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
 
     s->width = avctx->width;
     s->height= avctx->height;

libavcodec/flvenc.c

@@ -89,9 +89,9 @@ AVCodec ff_flv_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = CODEC_ID_FLV1,
     .priv_data_size = sizeof(MpegEncContext),
-    .init           = MPV_encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .init           = ff_MPV_encode_init,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .long_name= NULL_IF_CONFIG_SMALL("Flash Video (FLV) / Sorenson Spark / Sorenson H.263"),
 };

libavcodec/fraps.c

@@ -67,7 +67,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
     s->avctx = avctx;
     s->tmpbuf = NULL;
 
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
 
     return 0;
 }
@@ -114,13 +114,13 @@ static int fraps2_decode_plane(FrapsContext *s, uint8_t *dst, int stride, int w,
             if(j) dst[i] += dst[i - stride];
             else if(Uoff) dst[i] += 0x80;
             if (get_bits_left(&gb) < 0) {
-                free_vlc(&vlc);
+                ff_free_vlc(&vlc);
                 return AVERROR_INVALIDDATA;
             }
         }
         dst += stride;
     }
-    free_vlc(&vlc);
+    ff_free_vlc(&vlc);
     return 0;
 }
 

libavcodec/get_bits.h

@@ -360,19 +360,19 @@ static inline void align_get_bits(GetBitContext *s)
                  bits, bits_wrap, bits_size,            \
                  codes, codes_wrap, codes_size,         \
                  flags)                                 \
-        init_vlc_sparse(vlc, nb_bits, nb_codes,         \
-                        bits, bits_wrap, bits_size,     \
-                        codes, codes_wrap, codes_size,  \
-                        NULL, 0, 0, flags)
+        ff_init_vlc_sparse(vlc, nb_bits, nb_codes,         \
+                           bits, bits_wrap, bits_size,     \
+                           codes, codes_wrap, codes_size,  \
+                           NULL, 0, 0, flags)
 
-int init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes,
+int ff_init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes,
              const void *bits, int bits_wrap, int bits_size,
              const void *codes, int codes_wrap, int codes_size,
              const void *symbols, int symbols_wrap, int symbols_size,
              int flags);
 #define INIT_VLC_LE         2
 #define INIT_VLC_USE_NEW_STATIC 4
-void free_vlc(VLC *vlc);
+void ff_free_vlc(VLC *vlc);
 
 #define INIT_VLC_STATIC(vlc, bits, a,b,c,d,e,f,g, static_size) do {     \
         static VLC_TYPE table[static_size][2];                          \

libavcodec/h261dec.c

@@ -66,7 +66,7 @@ static av_cold void h261_decode_init_vlc(H261Context *h){
         INIT_VLC_STATIC(&h261_cbp_vlc, H261_CBP_VLC_BITS, 63,
                  &h261_cbp_tab[0][1], 2, 1,
                  &h261_cbp_tab[0][0], 2, 1, 512);
-        init_rl(&h261_rl_tcoeff, ff_h261_rl_table_store);
+        ff_init_rl(&h261_rl_tcoeff, ff_h261_rl_table_store);
         INIT_VLC_RL(h261_rl_tcoeff, 552);
     }
 }
@@ -76,7 +76,7 @@ static av_cold int h261_decode_init(AVCodecContext *avctx){
     MpegEncContext * const s = &h->s;
 
     // set defaults
-    MPV_decode_defaults(s);
+    ff_MPV_decode_defaults(s);
     s->avctx = avctx;
 
     s->width  = s->avctx->coded_width;
@@ -221,7 +221,7 @@ static int h261_decode_mb_skipped(H261Context *h, int mba1, int mba2 )
         s->mb_skipped = 1;
         h->mtype &= ~MB_TYPE_H261_FIL;
 
-        MPV_decode_mb(s, s->block);
+        ff_MPV_decode_mb(s, s->block);
     }
 
     return 0;
@@ -349,7 +349,7 @@ intra:
             s->block_last_index[i]= -1;
     }
 
-    MPV_decode_mb(s, s->block);
+    ff_MPV_decode_mb(s, s->block);
 
     return SLICE_OK;
 }
@@ -565,7 +565,7 @@ retry:
     init_get_bits(&s->gb, buf, buf_size*8);
 
     if(!s->context_initialized){
-        if (MPV_common_init(s) < 0) //we need the idct permutaton for reading a custom matrix
+        if (ff_MPV_common_init(s) < 0) //we need the idct permutaton for reading a custom matrix
             return -1;
     }
 
@@ -588,7 +588,7 @@ retry:
     if (s->width != avctx->coded_width || s->height != avctx->coded_height){
         ParseContext pc= s->parse_context; //FIXME move this demuxing hack to libavformat
         s->parse_context.buffer=0;
-        MPV_common_end(s);
+        ff_MPV_common_end(s);
         s->parse_context= pc;
     }
     if (!s->context_initialized) {
@@ -606,7 +606,7 @@ retry:
        || avctx->skip_frame >= AVDISCARD_ALL)
         return get_consumed_bytes(s, buf_size);
 
-    if(MPV_frame_start(s, avctx) < 0)
+    if(ff_MPV_frame_start(s, avctx) < 0)
         return -1;
 
     ff_er_frame_start(s);
@@ -620,7 +620,7 @@ retry:
             break;
         h261_decode_gob(h);
     }
-    MPV_frame_end(s);
+    ff_MPV_frame_end(s);
 
 assert(s->current_picture.f.pict_type == s->current_picture_ptr->f.pict_type);
 assert(s->current_picture.f.pict_type == s->pict_type);
@@ -637,7 +637,7 @@ static av_cold int h261_decode_end(AVCodecContext *avctx)
     H261Context *h= avctx->priv_data;
     MpegEncContext *s = &h->s;
 
-    MPV_common_end(s);
+    ff_MPV_common_end(s);
     return 0;
 }
 

libavcodec/h261enc.c

@@ -240,7 +240,7 @@ void ff_h261_encode_init(MpegEncContext *s){
 
     if (!done) {
         done = 1;
-        init_rl(&h261_rl_tcoeff, ff_h261_rl_table_store);
+        ff_init_rl(&h261_rl_tcoeff, ff_h261_rl_table_store);
     }
 
     s->min_qcoeff= -127;
@@ -326,9 +326,9 @@ AVCodec ff_h261_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = CODEC_ID_H261,
     .priv_data_size = sizeof(H261Context),
-    .init           = MPV_encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .init           = ff_MPV_encode_init,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .long_name= NULL_IF_CONFIG_SMALL("H.261"),
 };

libavcodec/h263.c

@@ -98,7 +98,7 @@ void ff_h263_update_motion_val(MpegEncContext * s){
     }
 }
 
-int h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr)
+int ff_h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr)
 {
     int x, y, wrap, a, c, pred_dc;
     int16_t *dc_val;
@@ -226,7 +226,7 @@ void ff_h263_loop_filter(MpegEncContext * s){
     }
 }
 
-void h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n)
+void ff_h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n)
 {
     int x, y, wrap, a, c, pred_dc, scale, i;
     int16_t *dc_val, *ac_val, *ac_val1;
@@ -313,8 +313,8 @@ void h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n)
         ac_val1[8 + i] = block[s->dsp.idct_permutation[i   ]];
 }
 
-int16_t *h263_pred_motion(MpegEncContext * s, int block, int dir,
-                        int *px, int *py)
+int16_t *ff_h263_pred_motion(MpegEncContext * s, int block, int dir,
+                             int *px, int *py)
 {
     int wrap;
     int16_t *A, *B, *C, (*mot_val)[2];

libavcodec/h263.h

@@ -38,16 +38,16 @@
 extern const AVRational ff_h263_pixel_aspect[16];
 extern const uint8_t ff_h263_cbpy_tab[16][2];
 
-extern const uint8_t cbpc_b_tab[4][2];
+extern const uint8_t ff_cbpc_b_tab[4][2];
 
-extern const uint8_t mvtab[33][2];
+extern const uint8_t ff_mvtab[33][2];
 
 extern const uint8_t ff_h263_intra_MCBPC_code[9];
 extern const uint8_t ff_h263_intra_MCBPC_bits[9];
 
 extern const uint8_t ff_h263_inter_MCBPC_code[28];
 extern const uint8_t ff_h263_inter_MCBPC_bits[28];
-extern const uint8_t h263_mbtype_b_tab[15][2];
+extern const uint8_t ff_h263_mbtype_b_tab[15][2];
 
 extern VLC ff_h263_intra_MCBPC_vlc;
 extern VLC ff_h263_inter_MCBPC_vlc;
@@ -55,41 +55,41 @@ extern VLC ff_h263_cbpy_vlc;
 
 extern RLTable ff_h263_rl_inter;
 
-extern RLTable rl_intra_aic;
+extern RLTable ff_rl_intra_aic;
 
-extern const uint16_t h263_format[8][2];
-extern const uint8_t modified_quant_tab[2][32];
+extern const uint16_t ff_h263_format[8][2];
+extern const uint8_t ff_modified_quant_tab[2][32];
 extern const uint16_t ff_mba_max[6];
 extern const uint8_t ff_mba_length[7];
 
 extern uint8_t ff_h263_static_rl_table_store[2][2][2*MAX_RUN + MAX_LEVEL + 3];
 
 
-int h263_decode_motion(MpegEncContext * s, int pred, int f_code);
+int ff_h263_decode_motion(MpegEncContext * s, int pred, int f_code);
 av_const int ff_h263_aspect_to_info(AVRational aspect);
 int ff_h263_decode_init(AVCodecContext *avctx);
 int ff_h263_decode_frame(AVCodecContext *avctx,
                              void *data, int *data_size,
                              AVPacket *avpkt);
 int ff_h263_decode_end(AVCodecContext *avctx);
-void h263_encode_mb(MpegEncContext *s,
-                    DCTELEM block[6][64],
-                    int motion_x, int motion_y);
-void h263_encode_picture_header(MpegEncContext *s, int picture_number);
-void h263_encode_gob_header(MpegEncContext * s, int mb_line);
-int16_t *h263_pred_motion(MpegEncContext * s, int block, int dir,
-                        int *px, int *py);
-void h263_encode_init(MpegEncContext *s);
-void h263_decode_init_vlc(MpegEncContext *s);
-int h263_decode_picture_header(MpegEncContext *s);
+void ff_h263_encode_mb(MpegEncContext *s,
+                       DCTELEM block[6][64],
+                       int motion_x, int motion_y);
+void ff_h263_encode_picture_header(MpegEncContext *s, int picture_number);
+void ff_h263_encode_gob_header(MpegEncContext * s, int mb_line);
+int16_t *ff_h263_pred_motion(MpegEncContext * s, int block, int dir,
+                             int *px, int *py);
+void ff_h263_encode_init(MpegEncContext *s);
+void ff_h263_decode_init_vlc(MpegEncContext *s);
+int ff_h263_decode_picture_header(MpegEncContext *s);
 int ff_h263_decode_gob_header(MpegEncContext *s);
 void ff_h263_update_motion_val(MpegEncContext * s);
 void ff_h263_loop_filter(MpegEncContext * s);
 int ff_h263_decode_mba(MpegEncContext *s);
 void ff_h263_encode_mba(MpegEncContext *s);
 void ff_init_qscale_tab(MpegEncContext *s);
-int h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr);
-void h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n);
+int ff_h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr);
+void ff_h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n);
 
 
 /**
@@ -119,7 +119,7 @@ static inline int h263_get_motion_length(MpegEncContext * s, int val, int f_code
     int l, bit_size, code;
 
     if (val == 0) {
-        return mvtab[0][1];
+        return ff_mvtab[0][1];
     } else {
         bit_size = f_code - 1;
         /* modulo encoding */
@@ -128,7 +128,7 @@ static inline int h263_get_motion_length(MpegEncContext * s, int val, int f_code
         val--;
         code = (val >> bit_size) + 1;
 
-        return mvtab[code][1] + 1 + bit_size;
+        return ff_mvtab[code][1] + 1 + bit_size;
     }
 }
 

libavcodec/h263data.h

@@ -57,7 +57,7 @@ const uint8_t ff_h263_inter_MCBPC_bits[28] = {
     11, 13, 13, 13,/* inter4Q*/
 };
 
-const uint8_t h263_mbtype_b_tab[15][2] = {
+const uint8_t ff_h263_mbtype_b_tab[15][2] = {
  {1, 1},
  {3, 3},
  {1, 5},
@@ -75,7 +75,7 @@ const uint8_t h263_mbtype_b_tab[15][2] = {
  {1, 8},
 };
 
-const uint8_t cbpc_b_tab[4][2] = {
+const uint8_t ff_cbpc_b_tab[4][2] = {
 {0, 1},
 {2, 2},
 {7, 3},
@@ -88,7 +88,7 @@ const uint8_t ff_h263_cbpy_tab[16][2] =
   {2,5}, {3,6}, {5,4}, {10,4}, {4,4}, {8,4}, {6,4}, {3,2}
 };
 
-const uint8_t mvtab[33][2] =
+const uint8_t ff_mvtab[33][2] =
 {
   {1,1}, {1,2}, {1,3}, {1,4}, {3,6}, {5,7}, {4,7}, {3,7},
   {11,9}, {10,9}, {9,9}, {17,10}, {16,10}, {15,10}, {14,10}, {13,10},
@@ -98,7 +98,7 @@ const uint8_t mvtab[33][2] =
 };
 
 /* third non intra table */
-const uint16_t inter_vlc[103][2] = {
+const uint16_t ff_inter_vlc[103][2] = {
 { 0x2, 2 },{ 0xf, 4 },{ 0x15, 6 },{ 0x17, 7 },
 { 0x1f, 8 },{ 0x25, 9 },{ 0x24, 9 },{ 0x21, 10 },
 { 0x20, 10 },{ 0x7, 11 },{ 0x6, 11 },{ 0x20, 11 },
@@ -127,7 +127,7 @@ const uint16_t inter_vlc[103][2] = {
 { 0x5e, 12 },{ 0x5f, 12 },{ 0x3, 7 },
 };
 
-const int8_t inter_level[102] = {
+const int8_t ff_inter_level[102] = {
   1,  2,  3,  4,  5,  6,  7,  8,
   9, 10, 11, 12,  1,  2,  3,  4,
   5,  6,  1,  2,  3,  4,  1,  2,
@@ -143,7 +143,7 @@ const int8_t inter_level[102] = {
   1,  1,  1,  1,  1,  1,
 };
 
-const int8_t inter_run[102] = {
+const int8_t ff_inter_run[102] = {
   0,  0,  0,  0,  0,  0,  0,  0,
   0,  0,  0,  0,  1,  1,  1,  1,
   1,  1,  2,  2,  2,  2,  3,  3,
@@ -162,9 +162,9 @@ const int8_t inter_run[102] = {
 RLTable ff_h263_rl_inter = {
     102,
     58,
-    inter_vlc,
-    inter_run,
-    inter_level,
+    ff_inter_vlc,
+    ff_inter_run,
+    ff_inter_level,
 };
 
 static const uint16_t intra_vlc_aic[103][2] = {
@@ -228,7 +228,7 @@ static const int8_t intra_level_aic[102] = {
  1,  1,  1,  1,  1,  1,
 };
 
-RLTable rl_intra_aic = {
+RLTable ff_rl_intra_aic = {
     102,
     58,
     intra_vlc_aic,
@@ -236,7 +236,7 @@ RLTable rl_intra_aic = {
     intra_level_aic,
 };
 
-const uint16_t h263_format[8][2] = {
+const uint16_t ff_h263_format[8][2] = {
     { 0, 0 },
     { 128, 96 },
     { 176, 144 },
@@ -250,7 +250,7 @@ const uint8_t ff_aic_dc_scale_table[32]={
     0, 2, 4, 6, 8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62
 };
 
-const uint8_t modified_quant_tab[2][32]={
+const uint8_t ff_modified_quant_tab[2][32]={
 //  0  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
 {
     0, 3, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9,10,11,12,13,14,15,16,17,18,18,19,20,21,22,23,24,25,26,27,28

libavcodec/h263dec.c

@@ -56,7 +56,7 @@ av_cold int ff_h263_decode_init(AVCodecContext *avctx)
     s->workaround_bugs= avctx->workaround_bugs;
 
     // set defaults
-    MPV_decode_defaults(s);
+    ff_MPV_decode_defaults(s);
     s->quant_precision=5;
     s->decode_mb= ff_h263_decode_mb;
     s->low_delay= 1;
@@ -112,10 +112,10 @@ av_cold int ff_h263_decode_init(AVCodecContext *avctx)
 
     /* for h263, we allocate the images after having read the header */
     if (avctx->codec->id != CODEC_ID_H263 && avctx->codec->id != CODEC_ID_MPEG4)
-        if (MPV_common_init(s) < 0)
+        if (ff_MPV_common_init(s) < 0)
             return -1;
 
-        h263_decode_init_vlc(s);
+        ff_h263_decode_init_vlc(s);
 
     return 0;
 }
@@ -124,7 +124,7 @@ av_cold int ff_h263_decode_end(AVCodecContext *avctx)
 {
     MpegEncContext *s = avctx->priv_data;
 
-    MPV_common_end(s);
+    ff_MPV_common_end(s);
     return 0;
 }
 
@@ -222,7 +222,7 @@ static int decode_slice(MpegEncContext *s){
             if(ret<0){
                 const int xy= s->mb_x + s->mb_y*s->mb_stride;
                 if(ret==SLICE_END){
-                    MPV_decode_mb(s, s->block);
+                    ff_MPV_decode_mb(s, s->block);
                     if(s->loop_filter)
                         ff_h263_loop_filter(s);
 
@@ -234,7 +234,7 @@ static int decode_slice(MpegEncContext *s){
                     if(++s->mb_x >= s->mb_width){
                         s->mb_x=0;
                         ff_draw_horiz_band(s, s->mb_y*mb_size, mb_size);
-                        MPV_report_decode_progress(s);
+                        ff_MPV_report_decode_progress(s);
                         s->mb_y++;
                     }
                     return 0;
@@ -249,13 +249,13 @@ static int decode_slice(MpegEncContext *s){
                 return -1;
             }
 
-            MPV_decode_mb(s, s->block);
+            ff_MPV_decode_mb(s, s->block);
             if(s->loop_filter)
                 ff_h263_loop_filter(s);
         }
 
         ff_draw_horiz_band(s, s->mb_y*mb_size, mb_size);
-        MPV_report_decode_progress(s);
+        ff_MPV_report_decode_progress(s);
 
         s->mb_x= 0;
     }
@@ -404,7 +404,7 @@ retry:
     s->bitstream_buffer_size=0;
 
     if (!s->context_initialized) {
-        if (MPV_common_init(s) < 0) //we need the idct permutaton for reading a custom matrix
+        if (ff_MPV_common_init(s) < 0) //we need the idct permutaton for reading a custom matrix
             return -1;
     }
 
@@ -421,7 +421,7 @@ retry:
     if (CONFIG_WMV2_DECODER && s->msmpeg4_version==5) {
         ret= ff_wmv2_decode_picture_header(s);
     } else if (CONFIG_MSMPEG4_DECODER && s->msmpeg4_version) {
-        ret = msmpeg4_decode_picture_header(s);
+        ret = ff_msmpeg4_decode_picture_header(s);
     } else if (CONFIG_MPEG4_DECODER && s->h263_pred) {
         if(s->avctx->extradata_size && s->picture_number==0){
             GetBitContext gb;
@@ -435,7 +435,7 @@ retry:
     } else if (CONFIG_FLV_DECODER && s->h263_flv) {
         ret = ff_flv_decode_picture_header(s);
     } else {
-        ret = h263_decode_picture_header(s);
+        ret = ff_h263_decode_picture_header(s);
     }
 
     if(ret==FRAME_SKIPPED) return get_consumed_bytes(s, buf_size);
@@ -591,7 +591,7 @@ retry:
         }
 
         s->parse_context.buffer=0;
-        MPV_common_end(s);
+        ff_MPV_common_end(s);
         s->parse_context= pc;
     }
     if (!s->context_initialized) {
@@ -632,7 +632,7 @@ retry:
         s->me.qpel_avg= s->dsp.avg_qpel_pixels_tab;
     }
 
-    if(MPV_frame_start(s, avctx) < 0)
+    if(ff_MPV_frame_start(s, avctx) < 0)
         return -1;
 
     if (!s->divx_packed) ff_thread_finish_setup(avctx);
@@ -650,7 +650,7 @@ retry:
     ff_er_frame_start(s);
 
     //the second part of the wmv2 header contains the MB skip bits which are stored in current_picture->mb_type
-    //which is not available before MPV_frame_start()
+    //which is not available before ff_MPV_frame_start()
     if (CONFIG_WMV2_DECODER && s->msmpeg4_version==5){
         ret = ff_wmv2_decode_secondary_picture_header(s);
         if(ret<0) return ret;
@@ -681,7 +681,7 @@ retry:
     }
 
     if (s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type==AV_PICTURE_TYPE_I)
-        if(!CONFIG_MSMPEG4_DECODER || msmpeg4_decode_ext_header(s, buf_size) < 0){
+        if(!CONFIG_MSMPEG4_DECODER || ff_msmpeg4_decode_ext_header(s, buf_size) < 0){
             s->error_status_table[s->mb_num-1]= ER_MB_ERROR;
         }
 
@@ -722,7 +722,7 @@ intrax8_decoded:
             return -1;
     }
 
-    MPV_frame_end(s);
+    ff_MPV_frame_end(s);
 
     assert(s->current_picture.f.pict_type == s->current_picture_ptr->f.pict_type);
     assert(s->current_picture.f.pict_type == s->pict_type);

libavcodec/h264.c

@@ -1051,7 +1051,7 @@ static av_cold void common_init(H264Context *h){
     s->unrestricted_mv=1;
 
     s->dsp.dct_bits = 16;
-    dsputil_init(&s->dsp, s->avctx); // needed so that idct permutation is known early
+    ff_dsputil_init(&s->dsp, s->avctx); // needed so that idct permutation is known early
 
     memset(h->pps.scaling_matrix4, 16, 6*16*sizeof(uint8_t));
     memset(h->pps.scaling_matrix8, 16, 2*64*sizeof(uint8_t));
@@ -1117,7 +1117,7 @@ av_cold int ff_h264_decode_init(AVCodecContext *avctx){
     MpegEncContext * const s = &h->s;
     int i;
 
-    MPV_decode_defaults(s);
+    ff_MPV_decode_defaults(s);
 
     s->avctx = avctx;
     common_init(h);
@@ -1303,11 +1303,11 @@ int ff_h264_frame_start(H264Context *h){
     int i;
     const int pixel_shift = h->pixel_shift;
 
-    if(MPV_frame_start(s, s->avctx) < 0)
+    if(ff_MPV_frame_start(s, s->avctx) < 0)
         return -1;
     ff_er_frame_start(s);
     /*
-     * MPV_frame_start uses pict_type to derive key_frame.
+     * ff_MPV_frame_start uses pict_type to derive key_frame.
      * This is incorrect for H.264; IDR markings must be used.
      * Zero here; IDR markings per slice in frame or fields are ORed in later.
      * See decode_nal_units().
@@ -1342,7 +1342,7 @@ int ff_h264_frame_start(H264Context *h){
 
     // We mark the current picture as non-reference after allocating it, so
     // that if we break out due to an error it can be released automatically
-    // in the next MPV_frame_start().
+    // in the next ff_MPV_frame_start().
     // SVQ3 as well as most other codecs have only last/next/current and thus
     // get released even with set reference, besides SVQ3 and others do not
     // mark frames as reference later "naturally".
@@ -2549,7 +2549,7 @@ static int field_end(H264Context *h, int in_setup){
     if (!FIELD_PICTURE)
         ff_er_frame_end(s);
 
-    MPV_frame_end(s);
+    ff_MPV_frame_end(s);
 
     h->current_slice=0;
 
@@ -2612,7 +2612,7 @@ int ff_h264_get_profile(SPS *sps)
 
 /**
  * Decode a slice header.
- * This will also call MPV_common_init() and frame_start() as needed.
+ * This will also call ff_MPV_common_init() and frame_start() as needed.
  *
  * @param h h264context
  * @param h0 h264 master context (differs from 'h' when doing sliced based parallel decoding)
@@ -2720,7 +2720,7 @@ static int decode_slice_header(H264Context *h, H264Context *h0){
         }
         free_tables(h, 0);
         flush_dpb(s->avctx);
-        MPV_common_end(s);
+        ff_MPV_common_end(s);
         h->list_count = 0;
     }
     if (!s->context_initialized) {
@@ -2745,7 +2745,7 @@ static int decode_slice_header(H264Context *h, H264Context *h0){
                 ff_h264dsp_init(&h->h264dsp, h->sps.bit_depth_luma, h->sps.chroma_format_idc);
                 ff_h264_pred_init(&h->hpc, s->codec_id, h->sps.bit_depth_luma, h->sps.chroma_format_idc);
                 s->dsp.dct_bits = h->sps.bit_depth_luma > 8 ? 32 : 16;
-                dsputil_init(&s->dsp, s->avctx);
+                ff_dsputil_init(&s->dsp, s->avctx);
             } else {
                 av_log(s->avctx, AV_LOG_ERROR, "Unsupported bit depth: %d chroma_idc: %d\n",
                        h->sps.bit_depth_luma, h->sps.chroma_format_idc);
@@ -2816,8 +2816,8 @@ static int decode_slice_header(H264Context *h, H264Context *h0){
 
         s->avctx->hwaccel = ff_find_hwaccel(s->avctx->codec->id, s->avctx->pix_fmt);
 
-        if (MPV_common_init(s) < 0) {
-            av_log(h->s.avctx, AV_LOG_ERROR, "MPV_common_init() failed.\n");
+        if (ff_MPV_common_init(s) < 0) {
+            av_log(h->s.avctx, AV_LOG_ERROR, "ff_MPV_common_init() failed.\n");
             return -1;
         }
         s->first_field = 0;
@@ -4169,7 +4169,7 @@ av_cold int ff_h264_decode_end(AVCodecContext *avctx)
     ff_h264_remove_all_refs(h);
     ff_h264_free_context(h);
 
-    MPV_common_end(s);
+    ff_MPV_common_end(s);
 
 //    memset(h, 0, sizeof(H264Context));
 

libavcodec/huffman.c

@@ -61,7 +61,7 @@ static int build_huff_tree(VLC *vlc, Node *nodes, int head, int flags)
     int pos = 0;
 
     get_tree_codes(bits, lens, xlat, nodes, head, 0, 0, &pos, no_zero_count);
-    return init_vlc_sparse(vlc, 9, pos, lens, 2, 2, bits, 4, 4, xlat, 1, 1, 0);
+    return ff_init_vlc_sparse(vlc, 9, pos, lens, 2, 2, bits, 4, 4, xlat, 1, 1, 0);
 }
 
 

libavcodec/huffyuv.c

@@ -322,8 +322,8 @@ static void generate_joint_tables(HYuvContext *s){
                         i++;
                 }
             }
-            free_vlc(&s->vlc[3+p]);
-            init_vlc_sparse(&s->vlc[3+p], VLC_BITS, i, len, 1, 1, bits, 2, 2, symbols, 2, 2, 0);
+            ff_free_vlc(&s->vlc[3+p]);
+            ff_init_vlc_sparse(&s->vlc[3+p], VLC_BITS, i, len, 1, 1, bits, 2, 2, symbols, 2, 2, 0);
         }
     }else{
         uint8_t (*map)[4] = (uint8_t(*)[4])s->pix_bgr_map;
@@ -363,7 +363,7 @@ static void generate_joint_tables(HYuvContext *s){
                 }
             }
         }
-        free_vlc(&s->vlc[3]);
+        ff_free_vlc(&s->vlc[3]);
         init_vlc(&s->vlc[3], VLC_BITS, i, len, 1, 1, bits, 2, 2, 0);
     }
 }
@@ -380,7 +380,7 @@ static int read_huffman_tables(HYuvContext *s, const uint8_t *src, int length){
         if(generate_bits_table(s->bits[i], s->len[i])<0){
             return -1;
         }
-        free_vlc(&s->vlc[i]);
+        ff_free_vlc(&s->vlc[i]);
         init_vlc(&s->vlc[i], VLC_BITS, 256, s->len[i], 1, 1, s->bits[i], 4, 4, 0);
     }
 
@@ -412,7 +412,7 @@ static int read_old_huffman_tables(HYuvContext *s){
     memcpy(s->len[2] , s->len [1], 256*sizeof(uint8_t));
 
     for(i=0; i<3; i++){
-        free_vlc(&s->vlc[i]);
+        ff_free_vlc(&s->vlc[i]);
         init_vlc(&s->vlc[i], VLC_BITS, 256, s->len[i], 1, 1, s->bits[i], 4, 4, 0);
     }
 
@@ -443,7 +443,7 @@ static av_cold int common_init(AVCodecContext *avctx){
     s->avctx= avctx;
     s->flags= avctx->flags;
 
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
 
     s->width= avctx->width;
     s->height= avctx->height;
@@ -1253,7 +1253,7 @@ static av_cold int decode_end(AVCodecContext *avctx)
     av_freep(&s->bitstream_buffer);
 
     for(i=0; i<6; i++){
-        free_vlc(&s->vlc[i]);
+        ff_free_vlc(&s->vlc[i]);
     }
 
     return 0;

libavcodec/imc.c

@@ -166,7 +166,7 @@ static av_cold int imc_decode_init(AVCodecContext * avctx)
         av_log(avctx, AV_LOG_INFO, "FFT init failed\n");
         return ret;
     }
-    dsputil_init(&q->dsp, avctx);
+    ff_dsputil_init(&q->dsp, avctx);
     avctx->sample_fmt = AV_SAMPLE_FMT_FLT;
     avctx->channel_layout = AV_CH_LAYOUT_MONO;
 

libavcodec/indeo3.c

@@ -995,7 +995,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
 
     build_requant_tab();
 
-    dsputil_init(&ctx->dsp, avctx);
+    ff_dsputil_init(&ctx->dsp, avctx);
 
     return allocate_frame_buffers(ctx, avctx);
 }

libavcodec/indeo5.c

@@ -816,7 +816,7 @@ static av_cold int decode_close(AVCodecContext *avctx)
     ff_ivi_free_buffers(&ctx->planes[0]);
 
     if (ctx->mb_vlc.cust_tab.table)
-        free_vlc(&ctx->mb_vlc.cust_tab);
+        ff_free_vlc(&ctx->mb_vlc.cust_tab);
 
     if (ctx->frame.data[0])
         avctx->release_buffer(avctx, &ctx->frame);

libavcodec/intelh263dec.c

@@ -65,8 +65,8 @@ int ff_intel_h263_decode_picture_header(MpegEncContext *s)
     s->pb_frame = get_bits1(&s->gb);
 
     if (format < 6) {
-        s->width = h263_format[format][0];
-        s->height = h263_format[format][1];
+        s->width = ff_h263_format[format][0];
+        s->height = ff_h263_format[format][1];
         s->avctx->sample_aspect_ratio.num = 12;
         s->avctx->sample_aspect_ratio.den = 11;
     } else {

libavcodec/interplayvideo.c

@@ -1017,7 +1017,7 @@ static av_cold int ipvideo_decode_init(AVCodecContext *avctx)
     s->is_16bpp = avctx->bits_per_coded_sample == 16;
     avctx->pix_fmt = s->is_16bpp ? PIX_FMT_RGB555 : PIX_FMT_PAL8;
 
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
 
     avcodec_get_frame_defaults(&s->second_last_frame);
     avcodec_get_frame_defaults(&s->last_frame);

libavcodec/intrax8.c

@@ -696,9 +696,9 @@ av_cold void ff_intrax8_common_init(IntraX8Context * w, MpegEncContext * const s
     assert(s->mb_width>0);
     w->prediction_table=av_mallocz(s->mb_width*2*2);//two rows, 2 blocks per cannon mb
 
-    ff_init_scantable(s->dsp.idct_permutation, &w->scantable[0], wmv1_scantable[0]);
-    ff_init_scantable(s->dsp.idct_permutation, &w->scantable[1], wmv1_scantable[2]);
-    ff_init_scantable(s->dsp.idct_permutation, &w->scantable[2], wmv1_scantable[3]);
+    ff_init_scantable(s->dsp.idct_permutation, &w->scantable[0], ff_wmv1_scantable[0]);
+    ff_init_scantable(s->dsp.idct_permutation, &w->scantable[1], ff_wmv1_scantable[2]);
+    ff_init_scantable(s->dsp.idct_permutation, &w->scantable[2], ff_wmv1_scantable[3]);
 }
 
 /**
@@ -721,7 +721,7 @@ av_cold void ff_intrax8_common_end(IntraX8Context * w)
  * @param dquant doubled quantizer, it would be odd in case of VC-1 halfpq==1.
  * @param quant_offset offset away from zero
  */
-//FIXME extern uint8_t wmv3_dc_scale_table[32];
+//FIXME extern uint8_t ff_wmv3_dc_scale_table[32];
 int ff_intrax8_decode_picture(IntraX8Context * const w, int dquant, int quant_offset){
     MpegEncContext * const s= w->s;
     int mb_xy;

libavcodec/ituh263dec.c

@@ -103,7 +103,7 @@ static VLC cbpc_b_vlc;
 /* init vlcs */
 
 /* XXX: find a better solution to handle static init */
-void h263_decode_init_vlc(MpegEncContext *s)
+void ff_h263_decode_init_vlc(MpegEncContext *s)
 {
     static int done = 0;
 
@@ -120,18 +120,18 @@ void h263_decode_init_vlc(MpegEncContext *s)
                  &ff_h263_cbpy_tab[0][1], 2, 1,
                  &ff_h263_cbpy_tab[0][0], 2, 1, 64);
         INIT_VLC_STATIC(&mv_vlc, MV_VLC_BITS, 33,
-                 &mvtab[0][1], 2, 1,
-                 &mvtab[0][0], 2, 1, 538);
-        init_rl(&ff_h263_rl_inter, ff_h263_static_rl_table_store[0]);
-        init_rl(&rl_intra_aic, ff_h263_static_rl_table_store[1]);
+                 &ff_mvtab[0][1], 2, 1,
+                 &ff_mvtab[0][0], 2, 1, 538);
+        ff_init_rl(&ff_h263_rl_inter, ff_h263_static_rl_table_store[0]);
+        ff_init_rl(&ff_rl_intra_aic, ff_h263_static_rl_table_store[1]);
         INIT_VLC_RL(ff_h263_rl_inter, 554);
-        INIT_VLC_RL(rl_intra_aic, 554);
+        INIT_VLC_RL(ff_rl_intra_aic, 554);
         INIT_VLC_STATIC(&h263_mbtype_b_vlc, H263_MBTYPE_B_VLC_BITS, 15,
-                 &h263_mbtype_b_tab[0][1], 2, 1,
-                 &h263_mbtype_b_tab[0][0], 2, 1, 80);
+                 &ff_h263_mbtype_b_tab[0][1], 2, 1,
+                 &ff_h263_mbtype_b_tab[0][0], 2, 1, 80);
         INIT_VLC_STATIC(&cbpc_b_vlc, CBPC_B_VLC_BITS, 4,
-                 &cbpc_b_tab[0][1], 2, 1,
-                 &cbpc_b_tab[0][0], 2, 1, 8);
+                 &ff_cbpc_b_tab[0][1], 2, 1,
+                 &ff_cbpc_b_tab[0][0], 2, 1, 8);
     }
 }
 
@@ -240,7 +240,7 @@ int ff_h263_resync(MpegEncContext *s){
     if(show_bits(&s->gb, 16)==0){
         pos= get_bits_count(&s->gb);
         if(CONFIG_MPEG4_DECODER && s->codec_id==CODEC_ID_MPEG4)
-            ret= mpeg4_decode_video_packet_header(s);
+            ret= ff_mpeg4_decode_video_packet_header(s);
         else
             ret= h263_decode_gob_header(s);
         if(ret>=0)
@@ -257,7 +257,7 @@ int ff_h263_resync(MpegEncContext *s){
 
             pos= get_bits_count(&s->gb);
             if(CONFIG_MPEG4_DECODER && s->codec_id==CODEC_ID_MPEG4)
-                ret= mpeg4_decode_video_packet_header(s);
+                ret= ff_mpeg4_decode_video_packet_header(s);
             else
                 ret= h263_decode_gob_header(s);
             if(ret>=0)
@@ -271,7 +271,7 @@ int ff_h263_resync(MpegEncContext *s){
     return -1;
 }
 
-int h263_decode_motion(MpegEncContext * s, int pred, int f_code)
+int ff_h263_decode_motion(MpegEncContext * s, int pred, int f_code)
 {
     int code, val, sign, shift;
     code = get_vlc2(&s->gb, mv_vlc.table, MV_VLC_BITS, 2);
@@ -381,16 +381,16 @@ static void preview_obmc(MpegEncContext *s){
         if ((cbpc & 16) == 0) {
                 s->current_picture.f.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0;
                 /* 16x16 motion prediction */
-                mot_val= h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                mot_val= ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
                 if (s->umvplus)
                    mx = h263p_decode_umotion(s, pred_x);
                 else
-                   mx = h263_decode_motion(s, pred_x, 1);
+                   mx = ff_h263_decode_motion(s, pred_x, 1);
 
                 if (s->umvplus)
                    my = h263p_decode_umotion(s, pred_y);
                 else
-                   my = h263_decode_motion(s, pred_y, 1);
+                   my = ff_h263_decode_motion(s, pred_y, 1);
 
                 mot_val[0       ]= mot_val[2       ]=
                 mot_val[0+stride]= mot_val[2+stride]= mx;
@@ -399,16 +399,16 @@ static void preview_obmc(MpegEncContext *s){
         } else {
             s->current_picture.f.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0;
             for(i=0;i<4;i++) {
-                mot_val = h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                mot_val = ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
                 if (s->umvplus)
                   mx = h263p_decode_umotion(s, pred_x);
                 else
-                  mx = h263_decode_motion(s, pred_x, 1);
+                  mx = ff_h263_decode_motion(s, pred_x, 1);
 
                 if (s->umvplus)
                   my = h263p_decode_umotion(s, pred_y);
                 else
-                  my = h263_decode_motion(s, pred_y, 1);
+                  my = ff_h263_decode_motion(s, pred_y, 1);
                 if (s->umvplus && (mx - pred_x) == 1 && (my - pred_y) == 1)
                   skip_bits1(&s->gb); /* Bit stuffing to prevent PSC */
                 mot_val[0] = mx;
@@ -432,7 +432,7 @@ static void h263_decode_dquant(MpegEncContext *s){
 
     if(s->modified_quant){
         if(get_bits1(&s->gb))
-            s->qscale= modified_quant_tab[get_bits1(&s->gb)][ s->qscale ];
+            s->qscale= ff_modified_quant_tab[get_bits1(&s->gb)][ s->qscale ];
         else
             s->qscale= get_bits(&s->gb, 5);
     }else
@@ -450,7 +450,7 @@ static int h263_decode_block(MpegEncContext * s, DCTELEM * block,
 
     scan_table = s->intra_scantable.permutated;
     if (s->h263_aic && s->mb_intra) {
-        rl = &rl_intra_aic;
+        rl = &ff_rl_intra_aic;
         i = 0;
         if (s->ac_pred) {
             if (s->h263_aic_dir)
@@ -467,7 +467,7 @@ static int h263_decode_block(MpegEncContext * s, DCTELEM * block,
             component = (n <= 3 ? 0 : n - 4 + 1);
             level = s->last_dc[component];
             if (s->rv10_first_dc_coded[component]) {
-                diff = rv_decode_dc(s, n);
+                diff = ff_rv_decode_dc(s, n);
                 if (diff == 0xffff)
                     return -1;
                 level += diff;
@@ -539,7 +539,7 @@ retry:
         if (i >= 64){
             if(s->alt_inter_vlc && rl == &ff_h263_rl_inter && !s->mb_intra){
                 //Looks like a hack but no, it's the way it is supposed to work ...
-                rl = &rl_intra_aic;
+                rl = &ff_rl_intra_aic;
                 i = 0;
                 s->gb= gb;
                 s->dsp.clear_block(block);
@@ -556,7 +556,7 @@ retry:
     }
 not_coded:
     if (s->mb_intra && s->h263_aic) {
-        h263_pred_acdc(s, block, n);
+        ff_h263_pred_acdc(s, block, n);
         i = 63;
     }
     s->block_last_index[n] = i;
@@ -655,11 +655,11 @@ int ff_h263_decode_mb(MpegEncContext *s,
             s->current_picture.f.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0;
             /* 16x16 motion prediction */
             s->mv_type = MV_TYPE_16X16;
-            h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+            ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
             if (s->umvplus)
                mx = h263p_decode_umotion(s, pred_x);
             else
-               mx = h263_decode_motion(s, pred_x, 1);
+               mx = ff_h263_decode_motion(s, pred_x, 1);
 
             if (mx >= 0xffff)
                 return -1;
@@ -667,7 +667,7 @@ int ff_h263_decode_mb(MpegEncContext *s,
             if (s->umvplus)
                my = h263p_decode_umotion(s, pred_y);
             else
-               my = h263_decode_motion(s, pred_y, 1);
+               my = ff_h263_decode_motion(s, pred_y, 1);
 
             if (my >= 0xffff)
                 return -1;
@@ -680,18 +680,18 @@ int ff_h263_decode_mb(MpegEncContext *s,
             s->current_picture.f.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0;
             s->mv_type = MV_TYPE_8X8;
             for(i=0;i<4;i++) {
-                mot_val = h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                mot_val = ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
                 if (s->umvplus)
                   mx = h263p_decode_umotion(s, pred_x);
                 else
-                  mx = h263_decode_motion(s, pred_x, 1);
+                  mx = ff_h263_decode_motion(s, pred_x, 1);
                 if (mx >= 0xffff)
                     return -1;
 
                 if (s->umvplus)
                   my = h263p_decode_umotion(s, pred_y);
                 else
-                  my = h263_decode_motion(s, pred_y, 1);
+                  my = ff_h263_decode_motion(s, pred_y, 1);
                 if (my >= 0xffff)
                     return -1;
                 s->mv[0][i][0] = mx;
@@ -763,11 +763,11 @@ int ff_h263_decode_mb(MpegEncContext *s,
 //FIXME UMV
 
             if(USES_LIST(mb_type, 0)){
-                int16_t *mot_val= h263_pred_motion(s, 0, 0, &mx, &my);
+                int16_t *mot_val= ff_h263_pred_motion(s, 0, 0, &mx, &my);
                 s->mv_dir = MV_DIR_FORWARD;
 
-                mx = h263_decode_motion(s, mx, 1);
-                my = h263_decode_motion(s, my, 1);
+                mx = ff_h263_decode_motion(s, mx, 1);
+                my = ff_h263_decode_motion(s, my, 1);
 
                 s->mv[0][0][0] = mx;
                 s->mv[0][0][1] = my;
@@ -776,11 +776,11 @@ int ff_h263_decode_mb(MpegEncContext *s,
             }
 
             if(USES_LIST(mb_type, 1)){
-                int16_t *mot_val= h263_pred_motion(s, 0, 1, &mx, &my);
+                int16_t *mot_val= ff_h263_pred_motion(s, 0, 1, &mx, &my);
                 s->mv_dir |= MV_DIR_BACKWARD;
 
-                mx = h263_decode_motion(s, mx, 1);
-                my = h263_decode_motion(s, my, 1);
+                mx = ff_h263_decode_motion(s, mx, 1);
+                my = ff_h263_decode_motion(s, my, 1);
 
                 s->mv[1][0][0] = mx;
                 s->mv[1][0][1] = my;
@@ -831,8 +831,8 @@ intra:
     }
 
     while(pb_mv_count--){
-        h263_decode_motion(s, 0, 1);
-        h263_decode_motion(s, 0, 1);
+        ff_h263_decode_motion(s, 0, 1);
+        ff_h263_decode_motion(s, 0, 1);
     }
 
     /* decode each block */
@@ -866,7 +866,7 @@ end:
 }
 
 /* most is hardcoded. should extend to handle all h263 streams */
-int h263_decode_picture_header(MpegEncContext *s)
+int ff_h263_decode_picture_header(MpegEncContext *s)
 {
     int format, width, height, i;
     uint32_t startcode;
@@ -918,8 +918,8 @@ int h263_decode_picture_header(MpegEncContext *s)
     if (format != 7 && format != 6) {
         s->h263_plus = 0;
         /* H.263v1 */
-        width = h263_format[format][0];
-        height = h263_format[format][1];
+        width = ff_h263_format[format][0];
+        height = ff_h263_format[format][1];
         if (!width)
             return -1;
 
@@ -1026,8 +1026,8 @@ int h263_decode_picture_header(MpegEncContext *s)
                     s->avctx->sample_aspect_ratio= ff_h263_pixel_aspect[s->aspect_ratio_info];
                 }
             } else {
-                width = h263_format[format][0];
-                height = h263_format[format][1];
+                width = ff_h263_format[format][0];
+                height = ff_h263_format[format][1];
                 s->avctx->sample_aspect_ratio= (AVRational){12,11};
             }
             if ((width == 0) || (height == 0))

libavcodec/ituh263enc.c

@@ -102,7 +102,7 @@ av_const int ff_h263_aspect_to_info(AVRational aspect){
     return FF_ASPECT_EXTENDED;
 }
 
-void h263_encode_picture_header(MpegEncContext * s, int picture_number)
+void ff_h263_encode_picture_header(MpegEncContext * s, int picture_number)
 {
     int format, coded_frame_rate, coded_frame_rate_base, i, temp_ref;
     int best_clock_code=1;
@@ -141,7 +141,7 @@ void h263_encode_picture_header(MpegEncContext * s, int picture_number)
     put_bits(&s->pb, 1, 0);     /* camera  off */
     put_bits(&s->pb, 1, 0);     /* freeze picture release off */
 
-    format = ff_match_2uint16(h263_format, FF_ARRAY_ELEMS(h263_format), s->width, s->height);
+    format = ff_match_2uint16(ff_h263_format, FF_ARRAY_ELEMS(ff_h263_format), s->width, s->height);
     if (!s->h263_plus) {
         /* H.263v1 */
         put_bits(&s->pb, 3, format);
@@ -247,7 +247,7 @@ void h263_encode_picture_header(MpegEncContext * s, int picture_number)
 /**
  * Encode a group of blocks header.
  */
-void h263_encode_gob_header(MpegEncContext * s, int mb_line)
+void ff_h263_encode_gob_header(MpegEncContext * s, int mb_line)
 {
     put_bits(&s->pb, 17, 1); /* GBSC */
 
@@ -333,7 +333,7 @@ static void h263_encode_block(MpegEncContext * s, DCTELEM * block, int n)
     } else {
         i = 0;
         if (s->h263_aic && s->mb_intra)
-            rl = &rl_intra_aic;
+            rl = &ff_rl_intra_aic;
 
         if(s->alt_inter_vlc && !s->mb_intra){
             int aic_vlc_bits=0;
@@ -353,14 +353,14 @@ static void h263_encode_block(MpegEncContext * s, DCTELEM * block, int n)
                     if(level<0) level= -level;
 
                     code = get_rl_index(rl, last, run, level);
-                    aic_code = get_rl_index(&rl_intra_aic, last, run, level);
+                    aic_code = get_rl_index(&ff_rl_intra_aic, last, run, level);
                     inter_vlc_bits += rl->table_vlc[code][1]+1;
-                    aic_vlc_bits   += rl_intra_aic.table_vlc[aic_code][1]+1;
+                    aic_vlc_bits   += ff_rl_intra_aic.table_vlc[aic_code][1]+1;
 
                     if (code == rl->n) {
                         inter_vlc_bits += 1+6+8-1;
                     }
-                    if (aic_code == rl_intra_aic.n) {
+                    if (aic_code == ff_rl_intra_aic.n) {
                         aic_vlc_bits += 1+6+8-1;
                         wrong_pos += run + 1;
                     }else
@@ -370,7 +370,7 @@ static void h263_encode_block(MpegEncContext * s, DCTELEM * block, int n)
             }
             i = 0;
             if(aic_vlc_bits < inter_vlc_bits && wrong_pos > 63)
-                rl = &rl_intra_aic;
+                rl = &ff_rl_intra_aic;
         }
     }
 
@@ -454,9 +454,9 @@ static void h263p_encode_umotion(MpegEncContext * s, int val)
     }
 }
 
-void h263_encode_mb(MpegEncContext * s,
-                    DCTELEM block[6][64],
-                    int motion_x, int motion_y)
+void ff_h263_encode_mb(MpegEncContext * s,
+                       DCTELEM block[6][64],
+                       int motion_x, int motion_y)
 {
     int cbpc, cbpy, i, cbp, pred_x, pred_y;
     int16_t pred_dc;
@@ -500,7 +500,7 @@ void h263_encode_mb(MpegEncContext * s,
             }
 
             /* motion vectors: 16x16 mode */
-            h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+            ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
 
             if (!s->umvplus) {
                 ff_h263_encode_motion_vector(s, motion_x - pred_x,
@@ -527,7 +527,7 @@ void h263_encode_mb(MpegEncContext * s,
 
             for(i=0; i<4; i++){
                 /* motion vectors: 8x8 mode*/
-                h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
 
                 motion_x = s->current_picture.f.motion_val[0][s->block_index[i]][0];
                 motion_y = s->current_picture.f.motion_val[0][s->block_index[i]][1];
@@ -561,7 +561,7 @@ void h263_encode_mb(MpegEncContext * s,
                 if(i<4) scale= s->y_dc_scale;
                 else    scale= s->c_dc_scale;
 
-                pred_dc = h263_pred_dc(s, i, &dc_ptr[i]);
+                pred_dc = ff_h263_pred_dc(s, i, &dc_ptr[i]);
                 level -= pred_dc;
                 /* Quant */
                 if (level >= 0)
@@ -662,7 +662,7 @@ void ff_h263_encode_motion(MpegEncContext * s, int val, int f_code)
     if (val == 0) {
         /* zero vector */
         code = 0;
-        put_bits(&s->pb, mvtab[code][1], mvtab[code][0]);
+        put_bits(&s->pb, ff_mvtab[code][1], ff_mvtab[code][0]);
     } else {
         bit_size = f_code - 1;
         range = 1 << bit_size;
@@ -676,7 +676,7 @@ void ff_h263_encode_motion(MpegEncContext * s, int val, int f_code)
         code = (val >> bit_size) + 1;
         bits = val & (range - 1);
 
-        put_bits(&s->pb, mvtab[code][1] + 1, (mvtab[code][0] << 1) | sign);
+        put_bits(&s->pb, ff_mvtab[code][1] + 1, (ff_mvtab[code][0] << 1) | sign);
         if (bit_size > 0) {
             put_bits(&s->pb, bit_size, bits);
         }
@@ -692,7 +692,7 @@ static void init_mv_penalty_and_fcode(MpegEncContext *s)
         for(mv=-MAX_MV; mv<=MAX_MV; mv++){
             int len;
 
-            if(mv==0) len= mvtab[0][1];
+            if(mv==0) len= ff_mvtab[0][1];
             else{
                 int val, bit_size, code;
 
@@ -704,9 +704,9 @@ static void init_mv_penalty_and_fcode(MpegEncContext *s)
                 val--;
                 code = (val >> bit_size) + 1;
                 if(code<33){
-                    len= mvtab[code][1] + 1 + bit_size;
+                    len= ff_mvtab[code][1] + 1 + bit_size;
                 }else{
-                    len= mvtab[32][1] + av_log2(code>>5) + 2 + bit_size;
+                    len= ff_mvtab[32][1] + av_log2(code>>5) + 2 + bit_size;
                 }
             }
 
@@ -768,17 +768,17 @@ static void init_uni_h263_rl_tab(RLTable *rl, uint32_t *bits_tab, uint8_t *len_t
     }
 }
 
-void h263_encode_init(MpegEncContext *s)
+void ff_h263_encode_init(MpegEncContext *s)
 {
     static int done = 0;
 
     if (!done) {
         done = 1;
 
-        init_rl(&ff_h263_rl_inter, ff_h263_static_rl_table_store[0]);
-        init_rl(&rl_intra_aic, ff_h263_static_rl_table_store[1]);
+        ff_init_rl(&ff_h263_rl_inter, ff_h263_static_rl_table_store[0]);
+        ff_init_rl(&ff_rl_intra_aic, ff_h263_static_rl_table_store[1]);
 
-        init_uni_h263_rl_tab(&rl_intra_aic, NULL, uni_h263_intra_aic_rl_len);
+        init_uni_h263_rl_tab(&ff_rl_intra_aic, NULL, uni_h263_intra_aic_rl_len);
         init_uni_h263_rl_tab(&ff_h263_rl_inter    , NULL, uni_h263_inter_rl_len);
 
         init_mv_penalty_and_fcode(s);

libavcodec/ivi_common.c

@@ -132,7 +132,7 @@ int ff_ivi_dec_huff_desc(GetBitContext *gb, int desc_coded, int which_tab,
                 ff_ivi_huff_desc_copy(&huff_tab->cust_desc, &new_huff);
 
                 if (huff_tab->cust_tab.table)
-                    free_vlc(&huff_tab->cust_tab);
+                    ff_free_vlc(&huff_tab->cust_tab);
                 result = ff_ivi_create_huff_from_desc(&huff_tab->cust_desc,
                         &huff_tab->cust_tab, 0);
                 if (result) {
@@ -237,7 +237,7 @@ void av_cold ff_ivi_free_buffers(IVIPlaneDesc *planes)
             av_freep(&planes[p].bands[b].bufs[2]);
 
             if (planes[p].bands[b].blk_vlc.cust_tab.table)
-                free_vlc(&planes[p].bands[b].blk_vlc.cust_tab);
+                ff_free_vlc(&planes[p].bands[b].blk_vlc.cust_tab);
             for (t = 0; t < planes[p].bands[b].num_tiles; t++)
                 av_freep(&planes[p].bands[b].tiles[t].mbs);
             av_freep(&planes[p].bands[b].tiles);

libavcodec/jfdctfst.c

@@ -205,7 +205,7 @@ static av_always_inline void row_fdct(DCTELEM * data){
  */
 
 GLOBAL(void)
-fdct_ifast (DCTELEM * data)
+ff_fdct_ifast (DCTELEM * data)
 {
   int tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7;
   int tmp10, tmp11, tmp12, tmp13;
@@ -271,7 +271,7 @@ fdct_ifast (DCTELEM * data)
  */
 
 GLOBAL(void)
-fdct_ifast248 (DCTELEM * data)
+ff_fdct_ifast248 (DCTELEM * data)
 {
   int tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7;
   int tmp10, tmp11, tmp12, tmp13;

libavcodec/jrevdct.c

@@ -207,7 +207,7 @@ ones here or successive P-frames will drift too much with Reference frame coding
  * Perform the inverse DCT on one block of coefficients.
  */
 
-void j_rev_dct(DCTBLOCK data)
+void ff_j_rev_dct(DCTBLOCK data)
 {
   int32_t tmp0, tmp1, tmp2, tmp3;
   int32_t tmp10, tmp11, tmp12, tmp13;
@@ -945,7 +945,7 @@ void j_rev_dct(DCTBLOCK data)
 #define DCTSIZE 4
 #define DCTSTRIDE 8
 
-void j_rev_dct4(DCTBLOCK data)
+void ff_j_rev_dct4(DCTBLOCK data)
 {
   int32_t tmp0, tmp1, tmp2, tmp3;
   int32_t tmp10, tmp11, tmp12, tmp13;
@@ -1132,7 +1132,7 @@ void j_rev_dct4(DCTBLOCK data)
   }
 }
 
-void j_rev_dct2(DCTBLOCK data){
+void ff_j_rev_dct2(DCTBLOCK data){
   int d00, d01, d10, d11;
 
   data[0] += 4;
@@ -1147,7 +1147,7 @@ void j_rev_dct2(DCTBLOCK data){
   data[1+1*DCTSTRIDE]= (d01 - d11)>>3;
 }
 
-void j_rev_dct1(DCTBLOCK data){
+void ff_j_rev_dct1(DCTBLOCK data){
   data[0] = (data[0] + 4)>>3;
 }
 

libavcodec/jvdec.c

@@ -41,7 +41,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
 {
     JvContext *s = avctx->priv_data;
     avctx->pix_fmt = PIX_FMT_PAL8;
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
     return 0;
 }
 

libavcodec/lagarith.c

@@ -383,7 +383,7 @@ static int lag_decode_arith_plane(LagarithContext *l, uint8_t *dst,
         if (lag_read_prob_header(&rac, &gb) < 0)
             return -1;
 
-        lag_rac_init(&rac, &gb, length - stride);
+        ff_lag_rac_init(&rac, &gb, length - stride);
 
         for (i = 0; i < height; i++)
             read += lag_decode_line(l, &rac, dst + (i * stride), width,
@@ -572,7 +572,7 @@ static av_cold int lag_decode_init(AVCodecContext *avctx)
     LagarithContext *l = avctx->priv_data;
     l->avctx = avctx;
 
-    dsputil_init(&l->dsp, avctx);
+    ff_dsputil_init(&l->dsp, avctx);
 
     return 0;
 }

libavcodec/lagarithrac.c

@@ -30,7 +30,7 @@
 #include "get_bits.h"
 #include "lagarithrac.h"
 
-void lag_rac_init(lag_rac *l, GetBitContext *gb, int length)
+void ff_lag_rac_init(lag_rac *l, GetBitContext *gb, int length)
 {
     int i, j;
 

libavcodec/lagarithrac.h

@@ -51,7 +51,7 @@ typedef struct lag_rac {
     uint8_t  range_hash[256];   /**< Hash table mapping upper byte to approximate symbol. */
 } lag_rac;
 
-void lag_rac_init(lag_rac *l, GetBitContext *gb, int length);
+void ff_lag_rac_init(lag_rac *l, GetBitContext *gb, int length);
 
 /* TODO: Optimize */
 static inline void lag_rac_refill(lag_rac *l)

libavcodec/ljpegenc.c

@@ -199,8 +199,8 @@ AVCodec ff_ljpeg_encoder = { //FIXME avoid MPV_* lossless JPEG should not need t
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = CODEC_ID_LJPEG,
     .priv_data_size = sizeof(MpegEncContext),
-    .init           = MPV_encode_init,
+    .init           = ff_MPV_encode_init,
     .encode         = encode_picture_lossless,
-    .close          = MPV_encode_end,
+    .close          = ff_MPV_encode_end,
     .long_name      = NULL_IF_CONFIG_SMALL("Lossless JPEG"),
 };

libavcodec/mdec.c

@@ -214,7 +214,7 @@ static int decode_frame(AVCodecContext *avctx,
 static av_cold void mdec_common_init(AVCodecContext *avctx){
     MDECContext * const a = avctx->priv_data;
 
-    dsputil_init(&a->dsp, avctx);
+    ff_dsputil_init(&a->dsp, avctx);
 
     a->mb_width   = (avctx->coded_width  + 15) / 16;
     a->mb_height  = (avctx->coded_height + 15) / 16;

libavcodec/mimic.c

@@ -121,7 +121,7 @@ static av_cold int mimic_decode_init(AVCodecContext *avctx)
         av_log(avctx, AV_LOG_ERROR, "error initializing vlc table\n");
         return -1;
     }
-    dsputil_init(&ctx->dsp, avctx);
+    ff_dsputil_init(&ctx->dsp, avctx);
     ff_init_scantable(ctx->dsp.idct_permutation, &ctx->scantable, col_zag);
 
     return 0;
@@ -411,7 +411,7 @@ static av_cold int mimic_decode_end(AVCodecContext *avctx)
     for(i = 0; i < 16; i++)
         if(ctx->buf_ptrs[i].data[0])
             ff_thread_release_buffer(avctx, &ctx->buf_ptrs[i]);
-    free_vlc(&ctx->vlc);
+    ff_free_vlc(&ctx->vlc);
 
     return 0;
 }

libavcodec/mips/dsputil_mmi.c

@@ -135,7 +135,7 @@ static void put_pixels16_mmi(uint8_t *block, const uint8_t *pixels, int line_siz
 }
 
 
-void dsputil_init_mmi(DSPContext* c, AVCodecContext *avctx)
+void ff_dsputil_init_mmi(DSPContext* c, AVCodecContext *avctx)
 {
     const int idct_algo= avctx->idct_algo;
     const int high_bit_depth = avctx->bits_per_raw_sample > 8;

libavcodec/mips/mpegvideo_mmi.c

@@ -80,7 +80,7 @@ static void dct_unquantize_h263_mmi(MpegEncContext *s,
 }
 
 
-void MPV_common_init_mmi(MpegEncContext *s)
+void ff_MPV_common_init_mmi(MpegEncContext *s)
 {
     s->dct_unquantize_h263_intra =
     s->dct_unquantize_h263_inter = dct_unquantize_h263_mmi;

libavcodec/mjpegdec.c

@@ -63,8 +63,8 @@ static int build_vlc(VLC *vlc, const uint8_t *bits_table,
     if (is_ac)
         huff_sym[0] = 16 * 256;
 
-    return init_vlc_sparse(vlc, 9, nb_codes, huff_size, 1, 1,
-                           huff_code, 2, 2, huff_sym, 2, 2, use_static);
+    return ff_init_vlc_sparse(vlc, 9, nb_codes, huff_size, 1, 1,
+                              huff_code, 2, 2, huff_sym, 2, 2, use_static);
 }
 
 static void build_basic_mjpeg_vlc(MJpegDecodeContext *s)
@@ -92,7 +92,7 @@ av_cold int ff_mjpeg_decode_init(AVCodecContext *avctx)
     avcodec_get_frame_defaults(&s->picture);
 
     s->avctx = avctx;
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
     ff_init_scantable(s->dsp.idct_permutation, &s->scantable, ff_zigzag_direct);
     s->buffer_size   = 0;
     s->buffer        = NULL;
@@ -193,7 +193,7 @@ int ff_mjpeg_decode_dht(MJpegDecodeContext *s)
         len -= n;
 
         /* build VLC and flush previous vlc if present */
-        free_vlc(&s->vlcs[class][index]);
+        ff_free_vlc(&s->vlcs[class][index]);
         av_log(s->avctx, AV_LOG_DEBUG, "class=%d index=%d nb_codes=%d\n",
                class, index, code_max + 1);
         if (build_vlc(&s->vlcs[class][index], bits_table, val_table,
@@ -201,7 +201,7 @@ int ff_mjpeg_decode_dht(MJpegDecodeContext *s)
             return -1;
 
         if (class > 0) {
-            free_vlc(&s->vlcs[2][index]);
+            ff_free_vlc(&s->vlcs[2][index]);
             if (build_vlc(&s->vlcs[2][index], bits_table, val_table,
                           code_max + 1, 0, 0) < 0)
                 return -1;
@@ -1767,7 +1767,7 @@ av_cold int ff_mjpeg_decode_end(AVCodecContext *avctx)
 
     for (i = 0; i < 3; i++) {
         for (j = 0; j < 4; j++)
-            free_vlc(&s->vlcs[i][j]);
+            ff_free_vlc(&s->vlcs[i][j]);
     }
     for (i = 0; i < MAX_COMPONENTS; i++) {
         av_freep(&s->blocks[i]);

libavcodec/mjpegenc.c

@@ -469,7 +469,7 @@ static int amv_encode_picture(AVCodecContext *avctx,
         pic->data[i] += (pic->linesize[i] * (s->mjpeg_vsample[i] * (8 * s->mb_height -((s->height/V_MAX)&7)) - 1 ));
         pic->linesize[i] *= -1;
     }
-    return MPV_encode_picture(avctx,buf, buf_size, pic);
+    return ff_MPV_encode_picture(avctx,buf, buf_size, pic);
 }
 
 AVCodec ff_mjpeg_encoder = {
@@ -477,9 +477,9 @@ AVCodec ff_mjpeg_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = CODEC_ID_MJPEG,
     .priv_data_size = sizeof(MpegEncContext),
-    .init           = MPV_encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .init           = ff_MPV_encode_init,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_NONE},
     .long_name= NULL_IF_CONFIG_SMALL("MJPEG (Motion JPEG)"),
 };
@@ -489,9 +489,9 @@ AVCodec ff_amv_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = CODEC_ID_AMV,
     .priv_data_size = sizeof(MpegEncContext),
-    .init           = MPV_encode_init,
+    .init           = ff_MPV_encode_init,
     .encode         = amv_encode_picture,
-    .close          = MPV_encode_end,
+    .close          = ff_MPV_encode_end,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_NONE},
     .long_name      = NULL_IF_CONFIG_SMALL("AMV Video"),
 };

libavcodec/mlpdec.c

@@ -241,7 +241,7 @@ static av_cold int mlp_decode_init(AVCodecContext *avctx)
     m->avctx = avctx;
     for (substr = 0; substr < MAX_SUBSTREAMS; substr++)
         m->substream[substr].lossless_check_data = 0xffffffff;
-    dsputil_init(&m->dsp, avctx);
+    ff_dsputil_init(&m->dsp, avctx);
 
     avcodec_get_frame_defaults(&m->frame);
     avctx->coded_frame = &m->frame;

libavcodec/motion-test.c

@@ -144,11 +144,11 @@ int main(int argc, char **argv)
 
     ctx = avcodec_alloc_context3(NULL);
     ctx->dsp_mask = AV_CPU_FLAG_FORCE;
-    dsputil_init(&cctx, ctx);
+    ff_dsputil_init(&cctx, ctx);
     for (c = 0; c < flags_size; c++) {
         int x;
         ctx->dsp_mask = AV_CPU_FLAG_FORCE | flags[c];
-        dsputil_init(&mmxctx, ctx);
+        ff_dsputil_init(&mmxctx, ctx);
 
         for (x = 0; x < 2; x++) {
             printf("%s for %dx%d pixels\n", c ? "mmx2" : "mmx",

libavcodec/motionpixels.c

@@ -57,7 +57,7 @@ static av_cold int mp_decode_init(AVCodecContext *avctx)
 
     motionpixels_tableinit();
     mp->avctx = avctx;
-    dsputil_init(&mp->dsp, avctx);
+    ff_dsputil_init(&mp->dsp, avctx);
     mp->changes_map = av_mallocz(avctx->width * h4);
     mp->offset_bits_len = av_log2(avctx->width * avctx->height) + 1;
     mp->vpt = av_mallocz(avctx->height * sizeof(YuvPixel));
@@ -287,7 +287,7 @@ static int mp_decode_frame(AVCodecContext *avctx,
     if (init_vlc(&mp->vlc, mp->max_codes_bits, mp->codes_count, &mp->codes[0].size, sizeof(HuffCode), 1, &mp->codes[0].code, sizeof(HuffCode), 4, 0))
         goto end;
     mp_decode_frame_helper(mp, &gb);
-    free_vlc(&mp->vlc);
+    ff_free_vlc(&mp->vlc);
 
 end:
     *data_size = sizeof(AVFrame);

libavcodec/mpc7.c

@@ -74,7 +74,7 @@ static av_cold int mpc7_decode_init(AVCodecContext * avctx)
     }
     memset(c->oldDSCF, 0, sizeof(c->oldDSCF));
     av_lfg_init(&c->rnd, 0xDEADBEEF);
-    dsputil_init(&c->dsp, avctx);
+    ff_dsputil_init(&c->dsp, avctx);
     ff_mpadsp_init(&c->mpadsp);
     c->dsp.bswap_buf((uint32_t*)buf, (const uint32_t*)avctx->extradata, 4);
     ff_mpc_init();

libavcodec/mpc8.c

@@ -118,7 +118,7 @@ static av_cold int mpc8_decode_init(AVCodecContext * avctx)
     }
     memset(c->oldDSCF, 0, sizeof(c->oldDSCF));
     av_lfg_init(&c->rnd, 0xDEADBEEF);
-    dsputil_init(&c->dsp, avctx);
+    ff_dsputil_init(&c->dsp, avctx);
     ff_mpadsp_init(&c->mpadsp);
 
     ff_mpc_init();
@@ -184,13 +184,13 @@ static av_cold int mpc8_decode_init(AVCodecContext * avctx)
 
     q3_vlc[0].table = q3_0_table;
     q3_vlc[0].table_allocated = 512;
-    init_vlc_sparse(&q3_vlc[0], MPC8_Q3_BITS, MPC8_Q3_SIZE,
+    ff_init_vlc_sparse(&q3_vlc[0], MPC8_Q3_BITS, MPC8_Q3_SIZE,
              mpc8_q3_bits,  1, 1,
              mpc8_q3_codes, 1, 1,
              mpc8_q3_syms,  1, 1, INIT_VLC_USE_NEW_STATIC);
     q3_vlc[1].table = q3_1_table;
     q3_vlc[1].table_allocated = 516;
-    init_vlc_sparse(&q3_vlc[1], MPC8_Q4_BITS, MPC8_Q4_SIZE,
+    ff_init_vlc_sparse(&q3_vlc[1], MPC8_Q4_BITS, MPC8_Q4_SIZE,
              mpc8_q4_bits,  1, 1,
              mpc8_q4_codes, 1, 1,
              mpc8_q4_syms,  1, 1, INIT_VLC_USE_NEW_STATIC);

libavcodec/mpeg12.c

@@ -697,8 +697,8 @@ av_cold void ff_mpeg12_init_vlcs(void)
         INIT_VLC_STATIC(&mb_btype_vlc, MB_BTYPE_VLC_BITS, 11,
                         &table_mb_btype[0][1], 2, 1,
                         &table_mb_btype[0][0], 2, 1, 64);
-        init_rl(&ff_rl_mpeg1, ff_mpeg12_static_rl_table_store[0]);
-        init_rl(&ff_rl_mpeg2, ff_mpeg12_static_rl_table_store[1]);
+        ff_init_rl(&ff_rl_mpeg1, ff_mpeg12_static_rl_table_store[0]);
+        ff_init_rl(&ff_rl_mpeg2, ff_mpeg12_static_rl_table_store[1]);
 
         INIT_2D_VLC_RL(ff_rl_mpeg1, 680);
         INIT_2D_VLC_RL(ff_rl_mpeg2, 674);
@@ -1126,7 +1126,7 @@ static av_cold int mpeg_decode_init(AVCodecContext *avctx)
     for (i = 0; i < 64; i++)
        s2->dsp.idct_permutation[i]=i;
 
-    MPV_decode_defaults(s2);
+    ff_MPV_decode_defaults(s2);
 
     s->mpeg_enc_ctx.avctx  = avctx;
     s->mpeg_enc_ctx.flags  = avctx->flags;
@@ -1258,7 +1258,7 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
         if (s1->mpeg_enc_ctx_allocated) {
             ParseContext pc = s->parse_context;
             s->parse_context.buffer = 0;
-            MPV_common_end(s);
+            ff_MPV_common_end(s);
             s->parse_context = pc;
         }
 
@@ -1336,7 +1336,7 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
          * if DCT permutation is changed. */
         memcpy(old_permutation, s->dsp.idct_permutation, 64 * sizeof(uint8_t));
 
-        if (MPV_common_init(s) < 0)
+        if (ff_MPV_common_init(s) < 0)
             return -2;
 
         quant_matrix_rebuild(s->intra_matrix,        old_permutation, s->dsp.idct_permutation);
@@ -1600,7 +1600,7 @@ static int mpeg_field_start(MpegEncContext *s, const uint8_t *buf, int buf_size)
 
     /* start frame decoding */
     if (s->first_field || s->picture_structure == PICT_FRAME) {
-        if (MPV_frame_start(s, avctx) < 0)
+        if (ff_MPV_frame_start(s, avctx) < 0)
             return -1;
 
         ff_er_frame_start(s);
@@ -1790,13 +1790,13 @@ static int mpeg_decode_slice(MpegEncContext *s, int mb_y,
         s->dest[1] +=(16 >> lowres) >> s->chroma_x_shift;
         s->dest[2] +=(16 >> lowres) >> s->chroma_x_shift;
 
-        MPV_decode_mb(s, s->block);
+        ff_MPV_decode_mb(s, s->block);
 
         if (++s->mb_x >= s->mb_width) {
             const int mb_size = 16 >> s->avctx->lowres;
 
             ff_draw_horiz_band(s, mb_size*(s->mb_y >> field_pic), mb_size);
-            MPV_report_decode_progress(s);
+            ff_MPV_report_decode_progress(s);
 
             s->mb_x = 0;
             s->mb_y += 1 << field_pic;
@@ -1949,7 +1949,7 @@ static int slice_end(AVCodecContext *avctx, AVFrame *pict)
 
         ff_er_frame_end(s);
 
-        MPV_frame_end(s);
+        ff_MPV_frame_end(s);
 
         if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) {
             *pict = *(AVFrame*)s->current_picture_ptr;
@@ -2060,7 +2060,7 @@ static int vcr2_init_sequence(AVCodecContext *avctx)
     /* start new MPEG-1 context decoding */
     s->out_format = FMT_MPEG1;
     if (s1->mpeg_enc_ctx_allocated) {
-        MPV_common_end(s);
+        ff_MPV_common_end(s);
     }
     s->width  = avctx->coded_width;
     s->height = avctx->coded_height;
@@ -2074,7 +2074,7 @@ static int vcr2_init_sequence(AVCodecContext *avctx)
         if (avctx->idct_algo == FF_IDCT_AUTO)
             avctx->idct_algo = FF_IDCT_SIMPLE;
 
-    if (MPV_common_init(s) < 0)
+    if (ff_MPV_common_init(s) < 0)
         return -1;
     s1->mpeg_enc_ctx_allocated = 1;
 
@@ -2541,7 +2541,7 @@ static int mpeg_decode_end(AVCodecContext *avctx)
     Mpeg1Context *s = avctx->priv_data;
 
     if (s->mpeg_enc_ctx_allocated)
-        MPV_common_end(&s->mpeg_enc_ctx);
+        ff_MPV_common_end(&s->mpeg_enc_ctx);
     return 0;
 }
 

libavcodec/mpeg12enc.c

@@ -132,7 +132,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
 {
     MpegEncContext *s = avctx->priv_data;
 
-    if(MPV_encode_init(avctx) < 0)
+    if(ff_MPV_encode_init(avctx) < 0)
         return -1;
 
     if(find_frame_rate_index(s) < 0){
@@ -341,7 +341,7 @@ void ff_mpeg1_encode_slice_header(MpegEncContext *s){
     put_bits(&s->pb, 1, 0); /* slice extra information */
 }
 
-void mpeg1_encode_picture_header(MpegEncContext *s, int picture_number)
+void ff_mpeg1_encode_picture_header(MpegEncContext *s, int picture_number)
 {
     mpeg1_encode_sequence_header(s);
 
@@ -666,7 +666,7 @@ static av_always_inline void mpeg1_encode_mb_internal(MpegEncContext *s,
     }
 }
 
-void mpeg1_encode_mb(MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)
+void ff_mpeg1_encode_mb(MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)
 {
     if (s->chroma_format == CHROMA_420) mpeg1_encode_mb_internal(s, block, motion_x, motion_y, 6);
     else                                mpeg1_encode_mb_internal(s, block, motion_x, motion_y, 8);
@@ -725,8 +725,8 @@ void ff_mpeg1_encode_init(MpegEncContext *s)
         int i;
 
         done=1;
-        init_rl(&ff_rl_mpeg1, ff_mpeg12_static_rl_table_store[0]);
-        init_rl(&ff_rl_mpeg2, ff_mpeg12_static_rl_table_store[1]);
+        ff_init_rl(&ff_rl_mpeg1, ff_mpeg12_static_rl_table_store[0]);
+        ff_init_rl(&ff_rl_mpeg2, ff_mpeg12_static_rl_table_store[1]);
 
         for(i=0; i<64; i++)
         {
@@ -966,8 +966,8 @@ AVCodec ff_mpeg1video_encoder = {
     .id             = CODEC_ID_MPEG1VIDEO,
     .priv_data_size = sizeof(MpegEncContext),
     .init           = encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .supported_framerates= avpriv_frame_rate_tab+1,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .capabilities= CODEC_CAP_DELAY,
@@ -981,8 +981,8 @@ AVCodec ff_mpeg2video_encoder = {
     .id             = CODEC_ID_MPEG2VIDEO,
     .priv_data_size = sizeof(MpegEncContext),
     .init           = encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .supported_framerates= avpriv_frame_rate_tab+1,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE},
     .capabilities= CODEC_CAP_DELAY | CODEC_CAP_SLICE_THREADS,

libavcodec/mpeg4data.h

@@ -211,7 +211,7 @@ static const int8_t inter_rvlc_level[169]={
  1,  1,
 };
 
-RLTable rvlc_rl_inter = {
+RLTable ff_rvlc_rl_inter = {
     169,
     103,
     inter_rvlc,
@@ -315,7 +315,7 @@ static const int8_t intra_rvlc_level[169]={
  1,  1,
 };
 
-RLTable rvlc_rl_intra = {
+RLTable ff_rvlc_rl_intra = {
     169,
     103,
     intra_rvlc,
@@ -323,13 +323,13 @@ RLTable rvlc_rl_intra = {
     intra_rvlc_level,
 };
 
-const uint16_t sprite_trajectory_tab[15][2] = {
+const uint16_t ff_sprite_trajectory_tab[15][2] = {
  {0x00, 2}, {0x02, 3},  {0x03, 3},  {0x04, 3}, {0x05, 3}, {0x06, 3},
  {0x0E, 4}, {0x1E, 5},  {0x3E, 6},  {0x7E, 7}, {0xFE, 8},
  {0x1FE, 9},{0x3FE, 10},{0x7FE, 11},{0xFFE, 12},
 };
 
-const uint8_t mb_type_b_tab[4][2] = {
+const uint8_t ff_mb_type_b_tab[4][2] = {
  {1, 1}, {1, 2}, {1, 3}, {1, 4},
 };
 
@@ -369,7 +369,7 @@ const uint16_t ff_mpeg4_resync_prefix[8]={
     0x7F00, 0x7E00, 0x7C00, 0x7800, 0x7000, 0x6000, 0x4000, 0x0000
 };
 
-const uint8_t mpeg4_dc_threshold[8]={
+const uint8_t ff_mpeg4_dc_threshold[8]={
     99, 13, 15, 17, 19, 21, 23, 0
 };
 

libavcodec/mpeg4video.h

@@ -66,11 +66,11 @@ extern const uint16_t ff_mpeg4_intra_vlc[103][2];
 extern RLTable ff_mpeg4_rl_intra;
 
 /* Note this is identical to the intra rvlc except that it is reordered. */
-extern RLTable rvlc_rl_inter;
-extern RLTable rvlc_rl_intra;
+extern RLTable ff_rvlc_rl_inter;
+extern RLTable ff_rvlc_rl_intra;
 
-extern const uint16_t sprite_trajectory_tab[15][2];
-extern const uint8_t mb_type_b_tab[4][2];
+extern const uint16_t ff_sprite_trajectory_tab[15][2];
+extern const uint8_t ff_mb_type_b_tab[4][2];
 
 /* these matrixes will be permuted for the idct */
 extern const int16_t ff_mpeg4_default_intra_matrix[64];
@@ -80,15 +80,15 @@ extern const uint8_t ff_mpeg4_y_dc_scale_table[32];
 extern const uint8_t ff_mpeg4_c_dc_scale_table[32];
 extern const uint16_t ff_mpeg4_resync_prefix[8];
 
-extern const uint8_t mpeg4_dc_threshold[8];
+extern const uint8_t ff_mpeg4_dc_threshold[8];
 
-void mpeg4_encode_mb(MpegEncContext *s,
-                    DCTELEM block[6][64],
-                    int motion_x, int motion_y);
-void mpeg4_pred_ac(MpegEncContext * s, DCTELEM *block, int n,
-                   int dir);
+void ff_mpeg4_encode_mb(MpegEncContext *s,
+                        DCTELEM block[6][64],
+                        int motion_x, int motion_y);
+void ff_mpeg4_pred_ac(MpegEncContext * s, DCTELEM *block, int n,
+                      int dir);
 void ff_set_mpeg4_time(MpegEncContext * s);
-void mpeg4_encode_picture_header(MpegEncContext *s, int picture_number);
+void ff_mpeg4_encode_picture_header(MpegEncContext *s, int picture_number);
 
 int ff_mpeg4_decode_picture_header(MpegEncContext * s, GetBitContext *gb);
 void ff_mpeg4_encode_video_packet_header(MpegEncContext *s);
@@ -99,7 +99,7 @@ void ff_mpeg4_merge_partitions(MpegEncContext *s);
 void ff_clean_mpeg4_qscales(MpegEncContext *s);
 int ff_mpeg4_decode_partitions(MpegEncContext *s);
 int ff_mpeg4_get_video_packet_prefix_length(MpegEncContext *s);
-int mpeg4_decode_video_packet_header(MpegEncContext *s);
+int ff_mpeg4_decode_video_packet_header(MpegEncContext *s);
 void ff_mpeg4_init_direct_mv(MpegEncContext *s);
 
 /**

libavcodec/mpeg4videodec.c

@@ -53,8 +53,8 @@ static const int mb_type_b_map[4]= {
  * @param n block index (0-3 are luma, 4-5 are chroma)
  * @param dir the ac prediction direction
  */
-void mpeg4_pred_ac(MpegEncContext * s, DCTELEM *block, int n,
-                   int dir)
+void ff_mpeg4_pred_ac(MpegEncContext * s, DCTELEM *block, int n,
+                      int dir)
 {
     int i;
     int16_t *ac_val, *ac_val1;
@@ -358,7 +358,7 @@ static int mpeg4_decode_sprite_trajectory(MpegEncContext * s, GetBitContext *gb)
  * Decode the next video packet.
  * @return <0 if something went wrong
  */
-int mpeg4_decode_video_packet_header(MpegEncContext *s)
+int ff_mpeg4_decode_video_packet_header(MpegEncContext *s)
 {
     int mb_num_bits= av_log2(s->mb_num - 1) + 1;
     int header_extension=0, mb_num, len;
@@ -654,13 +654,13 @@ try_again:
                     if ((cbpc & 16) == 0) {
                         /* 16x16 motion prediction */
 
-                        h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                        ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
                         if(!s->mcsel){
-                            mx = h263_decode_motion(s, pred_x, s->f_code);
+                            mx = ff_h263_decode_motion(s, pred_x, s->f_code);
                             if (mx >= 0xffff)
                                 return -1;
 
-                            my = h263_decode_motion(s, pred_y, s->f_code);
+                            my = ff_h263_decode_motion(s, pred_y, s->f_code);
                             if (my >= 0xffff)
                                 return -1;
                             s->current_picture.f.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0;
@@ -678,12 +678,12 @@ try_again:
                         int i;
                         s->current_picture.f.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0;
                         for(i=0;i<4;i++) {
-                            int16_t *mot_val= h263_pred_motion(s, i, 0, &pred_x, &pred_y);
-                            mx = h263_decode_motion(s, pred_x, s->f_code);
+                            int16_t *mot_val= ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                            mx = ff_h263_decode_motion(s, pred_x, s->f_code);
                             if (mx >= 0xffff)
                                 return -1;
 
-                            my = h263_decode_motion(s, pred_y, s->f_code);
+                            my = ff_h263_decode_motion(s, pred_y, s->f_code);
                             if (my >= 0xffff)
                                 return -1;
                             mot_val[0] = mx;
@@ -878,8 +878,8 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
           goto not_coded;
 
       if(rvlc){
-          rl = &rvlc_rl_intra;
-          rl_vlc = rvlc_rl_intra.rl_vlc[0];
+          rl = &ff_rvlc_rl_intra;
+          rl_vlc = ff_rvlc_rl_intra.rl_vlc[0];
       }else{
           rl = &ff_mpeg4_rl_intra;
           rl_vlc = ff_mpeg4_rl_intra.rl_vlc[0];
@@ -900,7 +900,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
             s->block_last_index[n] = i;
             return 0;
         }
-        if(rvlc) rl = &rvlc_rl_inter;
+        if(rvlc) rl = &ff_rvlc_rl_inter;
         else     rl = &ff_h263_rl_inter;
 
         scan_table = s->intra_scantable.permutated;
@@ -909,7 +909,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
             qmul=1;
             qadd=0;
             if(rvlc){
-                rl_vlc = rvlc_rl_inter.rl_vlc[0];
+                rl_vlc = ff_rvlc_rl_inter.rl_vlc[0];
             }else{
                 rl_vlc = ff_h263_rl_inter.rl_vlc[0];
             }
@@ -917,7 +917,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
             qmul = s->qscale << 1;
             qadd = (s->qscale - 1) | 1;
             if(rvlc){
-                rl_vlc = rvlc_rl_inter.rl_vlc[s->qscale];
+                rl_vlc = ff_rvlc_rl_inter.rl_vlc[s->qscale];
             }else{
                 rl_vlc = ff_h263_rl_inter.rl_vlc[s->qscale];
             }
@@ -1076,7 +1076,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
             i -= i>>31; //if(i == -1) i=0;
         }
 
-        mpeg4_pred_ac(s, block, n, dc_pred_dir);
+        ff_mpeg4_pred_ac(s, block, n, dc_pred_dir);
         if (s->ac_pred) {
             i = 63; /* XXX: not optimal */
         }
@@ -1248,14 +1248,14 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                 s->field_select[0][0]= get_bits1(&s->gb);
                 s->field_select[0][1]= get_bits1(&s->gb);
 
-                h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
 
                 for(i=0; i<2; i++){
-                    mx = h263_decode_motion(s, pred_x, s->f_code);
+                    mx = ff_h263_decode_motion(s, pred_x, s->f_code);
                     if (mx >= 0xffff)
                         return -1;
 
-                    my = h263_decode_motion(s, pred_y/2, s->f_code);
+                    my = ff_h263_decode_motion(s, pred_y/2, s->f_code);
                     if (my >= 0xffff)
                         return -1;
 
@@ -1266,13 +1266,13 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                 s->current_picture.f.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0;
                 /* 16x16 motion prediction */
                 s->mv_type = MV_TYPE_16X16;
-                h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
-                mx = h263_decode_motion(s, pred_x, s->f_code);
+                ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                mx = ff_h263_decode_motion(s, pred_x, s->f_code);
 
                 if (mx >= 0xffff)
                     return -1;
 
-                my = h263_decode_motion(s, pred_y, s->f_code);
+                my = ff_h263_decode_motion(s, pred_y, s->f_code);
 
                 if (my >= 0xffff)
                     return -1;
@@ -1283,12 +1283,12 @@ static int mpeg4_decode_mb(MpegEncContext *s,
             s->current_picture.f.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0;
             s->mv_type = MV_TYPE_8X8;
             for(i=0;i<4;i++) {
-                mot_val = h263_pred_motion(s, i, 0, &pred_x, &pred_y);
-                mx = h263_decode_motion(s, pred_x, s->f_code);
+                mot_val = ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                mx = ff_h263_decode_motion(s, pred_x, s->f_code);
                 if (mx >= 0xffff)
                     return -1;
 
-                my = h263_decode_motion(s, pred_y, s->f_code);
+                my = ff_h263_decode_motion(s, pred_y, s->f_code);
                 if (my >= 0xffff)
                     return -1;
                 s->mv[0][i][0] = mx;
@@ -1384,8 +1384,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                 if(USES_LIST(mb_type, 0)){
                     s->mv_dir = MV_DIR_FORWARD;
 
-                    mx = h263_decode_motion(s, s->last_mv[0][0][0], s->f_code);
-                    my = h263_decode_motion(s, s->last_mv[0][0][1], s->f_code);
+                    mx = ff_h263_decode_motion(s, s->last_mv[0][0][0], s->f_code);
+                    my = ff_h263_decode_motion(s, s->last_mv[0][0][1], s->f_code);
                     s->last_mv[0][1][0]= s->last_mv[0][0][0]= s->mv[0][0][0] = mx;
                     s->last_mv[0][1][1]= s->last_mv[0][0][1]= s->mv[0][0][1] = my;
                 }
@@ -1393,8 +1393,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                 if(USES_LIST(mb_type, 1)){
                     s->mv_dir |= MV_DIR_BACKWARD;
 
-                    mx = h263_decode_motion(s, s->last_mv[1][0][0], s->b_code);
-                    my = h263_decode_motion(s, s->last_mv[1][0][1], s->b_code);
+                    mx = ff_h263_decode_motion(s, s->last_mv[1][0][0], s->b_code);
+                    my = ff_h263_decode_motion(s, s->last_mv[1][0][1], s->b_code);
                     s->last_mv[1][1][0]= s->last_mv[1][0][0]= s->mv[1][0][0] = mx;
                     s->last_mv[1][1][1]= s->last_mv[1][0][1]= s->mv[1][0][1] = my;
                 }
@@ -1405,8 +1405,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                     s->mv_dir = MV_DIR_FORWARD;
 
                     for(i=0; i<2; i++){
-                        mx = h263_decode_motion(s, s->last_mv[0][i][0]  , s->f_code);
-                        my = h263_decode_motion(s, s->last_mv[0][i][1]/2, s->f_code);
+                        mx = ff_h263_decode_motion(s, s->last_mv[0][i][0]  , s->f_code);
+                        my = ff_h263_decode_motion(s, s->last_mv[0][i][1]/2, s->f_code);
                         s->last_mv[0][i][0]=  s->mv[0][i][0] = mx;
                         s->last_mv[0][i][1]= (s->mv[0][i][1] = my)*2;
                     }
@@ -1416,8 +1416,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                     s->mv_dir |= MV_DIR_BACKWARD;
 
                     for(i=0; i<2; i++){
-                        mx = h263_decode_motion(s, s->last_mv[1][i][0]  , s->b_code);
-                        my = h263_decode_motion(s, s->last_mv[1][i][1]/2, s->b_code);
+                        mx = ff_h263_decode_motion(s, s->last_mv[1][i][0]  , s->b_code);
+                        my = ff_h263_decode_motion(s, s->last_mv[1][i][1]/2, s->b_code);
                         s->last_mv[1][i][0]=  s->mv[1][i][0] = mx;
                         s->last_mv[1][i][1]= (s->mv[1][i][1] = my)*2;
                     }
@@ -1429,8 +1429,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
             if(IS_SKIP(mb_type))
                 mx=my=0;
             else{
-                mx = h263_decode_motion(s, 0, 1);
-                my = h263_decode_motion(s, 0, 1);
+                mx = ff_h263_decode_motion(s, 0, 1);
+                my = ff_h263_decode_motion(s, 0, 1);
             }
 
             s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT;
@@ -2035,7 +2035,7 @@ static int decode_vop_header(MpegEncContext *s, GetBitContext *gb){
          if(s->pict_type == AV_PICTURE_TYPE_B)
             skip_bits_long(gb, s->cplx_estimation_trash_b);
 
-         s->intra_dc_threshold= mpeg4_dc_threshold[ get_bits(gb, 3) ];
+         s->intra_dc_threshold= ff_mpeg4_dc_threshold[ get_bits(gb, 3) ];
          if(!s->progressive_sequence){
              s->top_field_first= get_bits1(gb);
              s->alternate_scan= get_bits1(gb);
@@ -2237,12 +2237,12 @@ static av_cold int decode_init(AVCodecContext *avctx)
     if (!done) {
         done = 1;
 
-        init_rl(&ff_mpeg4_rl_intra, ff_mpeg4_static_rl_table_store[0]);
-        init_rl(&rvlc_rl_inter, ff_mpeg4_static_rl_table_store[1]);
-        init_rl(&rvlc_rl_intra, ff_mpeg4_static_rl_table_store[2]);
+        ff_init_rl(&ff_mpeg4_rl_intra, ff_mpeg4_static_rl_table_store[0]);
+        ff_init_rl(&ff_rvlc_rl_inter, ff_mpeg4_static_rl_table_store[1]);
+        ff_init_rl(&ff_rvlc_rl_intra, ff_mpeg4_static_rl_table_store[2]);
         INIT_VLC_RL(ff_mpeg4_rl_intra, 554);
-        INIT_VLC_RL(rvlc_rl_inter, 1072);
-        INIT_VLC_RL(rvlc_rl_intra, 1072);
+        INIT_VLC_RL(ff_rvlc_rl_inter, 1072);
+        INIT_VLC_RL(ff_rvlc_rl_intra, 1072);
         INIT_VLC_STATIC(&dc_lum, DC_VLC_BITS, 10 /* 13 */,
                  &ff_mpeg4_DCtab_lum[0][1], 2, 1,
                  &ff_mpeg4_DCtab_lum[0][0], 2, 1, 512);
@@ -2250,11 +2250,11 @@ static av_cold int decode_init(AVCodecContext *avctx)
                  &ff_mpeg4_DCtab_chrom[0][1], 2, 1,
                  &ff_mpeg4_DCtab_chrom[0][0], 2, 1, 512);
         INIT_VLC_STATIC(&sprite_trajectory, SPRITE_TRAJ_VLC_BITS, 15,
-                 &sprite_trajectory_tab[0][1], 4, 2,
-                 &sprite_trajectory_tab[0][0], 4, 2, 128);
+                 &ff_sprite_trajectory_tab[0][1], 4, 2,
+                 &ff_sprite_trajectory_tab[0][0], 4, 2, 128);
         INIT_VLC_STATIC(&mb_type_b_vlc, MB_TYPE_B_VLC_BITS, 4,
-                 &mb_type_b_tab[0][1], 2, 1,
-                 &mb_type_b_tab[0][0], 2, 1, 16);
+                 &ff_mb_type_b_tab[0][1], 2, 1,
+                 &ff_mb_type_b_tab[0][0], 2, 1, 16);
     }
 
     s->h263_pred = 1;

libavcodec/mpeg4videoenc.c

@@ -468,9 +468,9 @@ static inline int get_b_cbp(MpegEncContext * s, DCTELEM block[6][64],
 //FIXME this is duplicated to h263.c
 static const int dquant_code[5]= {1,0,9,2,3};
 
-void mpeg4_encode_mb(MpegEncContext * s,
-                    DCTELEM block[6][64],
-                    int motion_x, int motion_y)
+void ff_mpeg4_encode_mb(MpegEncContext * s,
+                        DCTELEM block[6][64],
+                        int motion_x, int motion_y)
 {
     int cbpc, cbpy, pred_x, pred_y;
     PutBitContext * const pb2    = s->data_partitioning                         ? &s->pb2    : &s->pb;
@@ -705,7 +705,7 @@ void mpeg4_encode_mb(MpegEncContext * s,
                 }
 
                 /* motion vectors: 16x16 mode */
-                h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
 
                 ff_h263_encode_motion_vector(s, motion_x - pred_x,
                                                 motion_y - pred_y, s->f_code);
@@ -729,7 +729,7 @@ void mpeg4_encode_mb(MpegEncContext * s,
                 }
 
                 /* motion vectors: 16x8 interlaced mode */
-                h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
                 pred_y /=2;
 
                 put_bits(&s->pb, 1, s->field_select[0][0]);
@@ -757,7 +757,7 @@ void mpeg4_encode_mb(MpegEncContext * s,
 
                 for(i=0; i<4; i++){
                     /* motion vectors: 8x8 mode*/
-                    h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                    ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
 
                     ff_h263_encode_motion_vector(s, s->current_picture.f.motion_val[0][ s->block_index[i] ][0] - pred_x,
                                                     s->current_picture.f.motion_val[0][ s->block_index[i] ][1] - pred_y, s->f_code);
@@ -1038,7 +1038,7 @@ static void mpeg4_encode_vol_header(MpegEncContext * s, int vo_number, int vol_n
 }
 
 /* write mpeg4 VOP header */
-void mpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
+void ff_mpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
 {
     int time_incr;
     int time_div, time_mod;
@@ -1232,7 +1232,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
     int ret;
     static int done = 0;
 
-    if((ret=MPV_encode_init(avctx)) < 0)
+    if((ret=ff_MPV_encode_init(avctx)) < 0)
         return ret;
 
     if (!done) {
@@ -1240,7 +1240,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
 
         init_uni_dc_tab();
 
-        init_rl(&ff_mpeg4_rl_intra, ff_mpeg4_static_rl_table_store[0]);
+        ff_init_rl(&ff_mpeg4_rl_intra, ff_mpeg4_static_rl_table_store[0]);
 
         init_uni_mpeg4_rl_tab(&ff_mpeg4_rl_intra, uni_mpeg4_intra_rl_bits, uni_mpeg4_intra_rl_len);
         init_uni_mpeg4_rl_tab(&ff_h263_rl_inter, uni_mpeg4_inter_rl_bits, uni_mpeg4_inter_rl_len);
@@ -1346,8 +1346,8 @@ AVCodec ff_mpeg4_encoder = {
     .id             = CODEC_ID_MPEG4,
     .priv_data_size = sizeof(MpegEncContext),
     .init           = encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .capabilities= CODEC_CAP_DELAY | CODEC_CAP_SLICE_THREADS,
     .long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2"),

libavcodec/mpegvideo.c

@@ -176,7 +176,7 @@ const uint8_t *avpriv_mpv_find_start_code(const uint8_t *restrict p,
 /* init common dct for both encoder and decoder */
 av_cold int ff_dct_common_init(MpegEncContext *s)
 {
-    dsputil_init(&s->dsp, s->avctx);
+    ff_dsputil_init(&s->dsp, s->avctx);
 
     s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_c;
     s->dct_unquantize_h263_inter = dct_unquantize_h263_inter_c;
@@ -188,17 +188,17 @@ av_cold int ff_dct_common_init(MpegEncContext *s)
     s->dct_unquantize_mpeg2_inter = dct_unquantize_mpeg2_inter_c;
 
 #if HAVE_MMX
-    MPV_common_init_mmx(s);
+    ff_MPV_common_init_mmx(s);
 #elif ARCH_ALPHA
-    MPV_common_init_axp(s);
+    ff_MPV_common_init_axp(s);
 #elif HAVE_MMI
-    MPV_common_init_mmi(s);
+    ff_MPV_common_init_mmi(s);
 #elif ARCH_ARM
-    MPV_common_init_arm(s);
+    ff_MPV_common_init_arm(s);
 #elif HAVE_ALTIVEC
-    MPV_common_init_altivec(s);
+    ff_MPV_common_init_altivec(s);
 #elif ARCH_BFIN
-    MPV_common_init_bfin(s);
+    ff_MPV_common_init_bfin(s);
 #endif
 
     /* load & permutate scantables
@@ -458,7 +458,7 @@ static int init_duplicate_context(MpegEncContext *s, MpegEncContext *base)
 
     return 0;
 fail:
-    return -1; // free() through MPV_common_end()
+    return -1; // free() through ff_MPV_common_end()
 }
 
 static void free_duplicate_context(MpegEncContext *s)
@@ -544,7 +544,7 @@ int ff_mpeg_update_thread_context(AVCodecContext *dst,
         if (s1->context_initialized){
             s->picture_range_start  += MAX_PICTURE_COUNT;
             s->picture_range_end    += MAX_PICTURE_COUNT;
-            MPV_common_init(s);
+            ff_MPV_common_init(s);
         }
     }
 
@@ -618,7 +618,7 @@ int ff_mpeg_update_thread_context(AVCodecContext *dst,
  * The changed fields will not depend upon the
  * prior state of the MpegEncContext.
  */
-void MPV_common_defaults(MpegEncContext *s)
+void ff_MPV_common_defaults(MpegEncContext *s)
 {
     s->y_dc_scale_table      =
     s->c_dc_scale_table      = ff_mpeg1_dc_scale_table;
@@ -647,16 +647,16 @@ void MPV_common_defaults(MpegEncContext *s)
  * the changed fields will not depend upon
  * the prior state of the MpegEncContext.
  */
-void MPV_decode_defaults(MpegEncContext *s)
+void ff_MPV_decode_defaults(MpegEncContext *s)
 {
-    MPV_common_defaults(s);
+    ff_MPV_common_defaults(s);
 }
 
 /**
  * init common structure for both encoder and decoder.
  * this assumes that some variables like width/height are already set
  */
-av_cold int MPV_common_init(MpegEncContext *s)
+av_cold int ff_MPV_common_init(MpegEncContext *s)
 {
     int y_size, c_size, yc_size, i, mb_array_size, mv_table_size, x, y;
     int nb_slices = (HAVE_THREADS &&
@@ -862,12 +862,12 @@ av_cold int MPV_common_init(MpegEncContext *s)
 
     return 0;
  fail:
-    MPV_common_end(s);
+    ff_MPV_common_end(s);
     return -1;
 }
 
 /* init common structure for both encoder and decoder */
-void MPV_common_end(MpegEncContext *s)
+void ff_MPV_common_end(MpegEncContext *s)
 {
     int i, j, k;
 
@@ -956,8 +956,8 @@ void MPV_common_end(MpegEncContext *s)
         avcodec_default_free_buffers(s->avctx);
 }
 
-void init_rl(RLTable *rl,
-             uint8_t static_store[2][2 * MAX_RUN + MAX_LEVEL + 3])
+void ff_init_rl(RLTable *rl,
+                uint8_t static_store[2][2 * MAX_RUN + MAX_LEVEL + 3])
 {
     int8_t  max_level[MAX_RUN + 1], max_run[MAX_LEVEL + 1];
     uint8_t index_run[MAX_RUN + 1];
@@ -1008,7 +1008,7 @@ void init_rl(RLTable *rl,
     }
 }
 
-void init_vlc_rl(RLTable *rl)
+void ff_init_vlc_rl(RLTable *rl)
 {
     int i, q;
 
@@ -1125,7 +1125,7 @@ static void update_noise_reduction(MpegEncContext *s)
  * generic function for encode/decode called after coding/decoding
  * the header and before a frame is coded/decoded.
  */
-int MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx)
+int ff_MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx)
 {
     int i;
     Picture *pic;
@@ -1328,7 +1328,7 @@ int MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx)
 
 /* generic function for encode/decode called after a
  * frame has been coded/decoded. */
-void MPV_frame_end(MpegEncContext *s)
+void ff_MPV_frame_end(MpegEncContext *s)
 {
     int i;
     /* redraw edges for the frame if decoding didn't complete */
@@ -2156,7 +2156,7 @@ static inline void MPV_motion_lowres(MpegEncContext *s,
 /**
  * find the lowest MB row referenced in the MVs
  */
-int MPV_lowest_referenced_row(MpegEncContext *s, int dir)
+int ff_MPV_lowest_referenced_row(MpegEncContext *s, int dir)
 {
     int my_max = INT_MIN, my_min = INT_MAX, qpel_shift = !s->quarter_sample;
     int my, off, i, mvs;
@@ -2346,10 +2346,10 @@ void MPV_decode_mb_internal(MpegEncContext *s, DCTELEM block[12][64],
 
                 if(HAVE_THREADS && s->avctx->active_thread_type&FF_THREAD_FRAME) {
                     if (s->mv_dir & MV_DIR_FORWARD) {
-                        ff_thread_await_progress((AVFrame*)s->last_picture_ptr, MPV_lowest_referenced_row(s, 0), 0);
+                        ff_thread_await_progress((AVFrame*)s->last_picture_ptr, ff_MPV_lowest_referenced_row(s, 0), 0);
                     }
                     if (s->mv_dir & MV_DIR_BACKWARD) {
-                        ff_thread_await_progress((AVFrame*)s->next_picture_ptr, MPV_lowest_referenced_row(s, 1), 0);
+                        ff_thread_await_progress((AVFrame*)s->next_picture_ptr, ff_MPV_lowest_referenced_row(s, 1), 0);
                     }
                 }
 
@@ -2500,7 +2500,7 @@ skip_idct:
     }
 }
 
-void MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64]){
+void ff_MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64]){
 #if !CONFIG_SMALL
     if(s->out_format == FMT_MPEG1) {
         if(s->avctx->lowres) MPV_decode_mb_internal(s, block, 1, 1);
@@ -2864,7 +2864,7 @@ void ff_set_qscale(MpegEncContext * s, int qscale)
     s->c_dc_scale= s->c_dc_scale_table[ s->chroma_qscale ];
 }
 
-void MPV_report_decode_progress(MpegEncContext *s)
+void ff_MPV_report_decode_progress(MpegEncContext *s)
 {
     if (s->pict_type != AV_PICTURE_TYPE_B && !s->partitioned_frame && !s->error_occurred)
         ff_thread_report_progress((AVFrame*)s->current_picture_ptr, s->mb_y, 0);

libavcodec/mpegvideo.h

@@ -694,21 +694,21 @@ typedef struct MpegEncContext {
         &new_ctx->picture[pic - old_ctx->picture] : pic - (Picture*)old_ctx + (Picture*)new_ctx)\
     : NULL)
 
-void MPV_decode_defaults(MpegEncContext *s);
-int MPV_common_init(MpegEncContext *s);
-void MPV_common_end(MpegEncContext *s);
-void MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64]);
-int MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx);
-void MPV_frame_end(MpegEncContext *s);
-int MPV_encode_init(AVCodecContext *avctx);
-int MPV_encode_end(AVCodecContext *avctx);
-int MPV_encode_picture(AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data);
-void MPV_common_init_mmx(MpegEncContext *s);
-void MPV_common_init_axp(MpegEncContext *s);
-void MPV_common_init_mmi(MpegEncContext *s);
-void MPV_common_init_arm(MpegEncContext *s);
-void MPV_common_init_altivec(MpegEncContext *s);
-void MPV_common_init_bfin(MpegEncContext *s);
+void ff_MPV_decode_defaults(MpegEncContext *s);
+int ff_MPV_common_init(MpegEncContext *s);
+void ff_MPV_common_end(MpegEncContext *s);
+void ff_MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64]);
+int ff_MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx);
+void ff_MPV_frame_end(MpegEncContext *s);
+int ff_MPV_encode_init(AVCodecContext *avctx);
+int ff_MPV_encode_end(AVCodecContext *avctx);
+int ff_MPV_encode_picture(AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data);
+void ff_MPV_common_init_mmx(MpegEncContext *s);
+void ff_MPV_common_init_axp(MpegEncContext *s);
+void ff_MPV_common_init_mmi(MpegEncContext *s);
+void ff_MPV_common_init_arm(MpegEncContext *s);
+void ff_MPV_common_init_altivec(MpegEncContext *s);
+void ff_MPV_common_init_bfin(MpegEncContext *s);
 void ff_clean_intra_table_entries(MpegEncContext *s);
 void ff_draw_horiz_band(MpegEncContext *s, int y, int h);
 void ff_mpeg_flush(AVCodecContext *avctx);
@@ -718,8 +718,8 @@ void ff_release_unused_pictures(MpegEncContext *s, int remove_current);
 int ff_find_unused_picture(MpegEncContext *s, int shared);
 void ff_denoise_dct(MpegEncContext *s, DCTELEM *block);
 void ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src);
-int MPV_lowest_referenced_row(MpegEncContext *s, int dir);
-void MPV_report_decode_progress(MpegEncContext *s);
+int ff_MPV_lowest_referenced_row(MpegEncContext *s, int dir);
+void ff_MPV_report_decode_progress(MpegEncContext *s);
 int ff_mpeg_update_thread_context(AVCodecContext *dst, const AVCodecContext *src);
 const uint8_t *avpriv_mpv_find_start_code(const uint8_t *p, const uint8_t *end, uint32_t *state);
 void ff_set_qscale(MpegEncContext * s, int qscale);
@@ -796,10 +796,10 @@ int ff_get_mb_score(MpegEncContext * s, int mx, int my, int src_index,
 extern const uint8_t ff_mpeg1_dc_scale_table[128];
 extern const uint8_t * const ff_mpeg2_dc_scale_table[4];
 
-void mpeg1_encode_picture_header(MpegEncContext *s, int picture_number);
-void mpeg1_encode_mb(MpegEncContext *s,
-                     DCTELEM block[6][64],
-                     int motion_x, int motion_y);
+void ff_mpeg1_encode_picture_header(MpegEncContext *s, int picture_number);
+void ff_mpeg1_encode_mb(MpegEncContext *s,
+                        DCTELEM block[6][64],
+                        int motion_x, int motion_y);
 void ff_mpeg1_encode_init(MpegEncContext *s);
 void ff_mpeg1_encode_slice_header(MpegEncContext *s);
 void ff_mpeg1_clean_buffers(MpegEncContext *s);
@@ -821,19 +821,19 @@ int ff_h261_get_picture_format(int width, int height);
 
 
 /* rv10.c */
-void rv10_encode_picture_header(MpegEncContext *s, int picture_number);
-int rv_decode_dc(MpegEncContext *s, int n);
-void rv20_encode_picture_header(MpegEncContext *s, int picture_number);
+void ff_rv10_encode_picture_header(MpegEncContext *s, int picture_number);
+int ff_rv_decode_dc(MpegEncContext *s, int n);
+void ff_rv20_encode_picture_header(MpegEncContext *s, int picture_number);
 
 
 /* msmpeg4.c */
-void msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number);
-void msmpeg4_encode_ext_header(MpegEncContext * s);
-void msmpeg4_encode_mb(MpegEncContext * s,
-                       DCTELEM block[6][64],
-                       int motion_x, int motion_y);
-int msmpeg4_decode_picture_header(MpegEncContext * s);
-int msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size);
+void ff_msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number);
+void ff_msmpeg4_encode_ext_header(MpegEncContext * s);
+void ff_msmpeg4_encode_mb(MpegEncContext * s,
+                          DCTELEM block[6][64],
+                          int motion_x, int motion_y);
+int ff_msmpeg4_decode_picture_header(MpegEncContext * s);
+int ff_msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size);
 int ff_msmpeg4_decode_init(AVCodecContext *avctx);
 void ff_msmpeg4_encode_init(MpegEncContext *s);
 int ff_wmv2_decode_picture_header(MpegEncContext * s);

libavcodec/mpegvideo_common.h

@@ -39,19 +39,13 @@
 #include "faandct.h"
 #include <limits.h>
 
-int dct_quantize_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
-
-/**
- * Allocate a Picture.
- * The pixels are allocated/set by calling get_buffer() if shared = 0.
- */
-int alloc_picture(MpegEncContext *s, Picture *pic, int shared);
+int ff_dct_quantize_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
 
 /**
  * Set the given MpegEncContext to common defaults (same for encoding and decoding).
  * The changed fields will not depend upon the prior state of the MpegEncContext.
  */
-void MPV_common_defaults(MpegEncContext *s);
+void ff_MPV_common_defaults(MpegEncContext *s);
 
 static inline void gmc1_motion(MpegEncContext *s,
                                uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,

libavcodec/mpegvideo_enc.c

@@ -90,7 +90,7 @@ void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64],
                 qmat[qscale][i] = (int)((UINT64_C(1) << QMAT_SHIFT) /
                                         (qscale * quant_matrix[j]));
             }
-        } else if (dsp->fdct == fdct_ifast
+        } else if (dsp->fdct == ff_fdct_ifast
 #ifndef FAAN_POSTSCALE
                    || dsp->fdct == ff_faandct
 #endif
@@ -132,7 +132,7 @@ void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64],
 
         for (i = intra; i < 64; i++) {
             int64_t max = 8191;
-            if (dsp->fdct == fdct_ifast
+            if (dsp->fdct == ff_fdct_ifast
 #ifndef FAAN_POSTSCALE
                 || dsp->fdct == ff_faandct
 #endif
@@ -264,7 +264,7 @@ static void update_duplicate_context_after_me(MpegEncContext *dst,
 static void MPV_encode_defaults(MpegEncContext *s)
 {
     int i;
-    MPV_common_defaults(s);
+    ff_MPV_common_defaults(s);
 
     for (i = -16; i < 16; i++) {
         default_fcode_tab[i + MAX_MV] = 1;
@@ -274,7 +274,7 @@ static void MPV_encode_defaults(MpegEncContext *s)
 }
 
 /* init video encoder */
-av_cold int MPV_encode_init(AVCodecContext *avctx)
+av_cold int ff_MPV_encode_init(AVCodecContext *avctx)
 {
     MpegEncContext *s = avctx->priv_data;
     int i;
@@ -665,7 +665,7 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
     case CODEC_ID_H263:
         if (!CONFIG_H263_ENCODER)
             return -1;
-        if (ff_match_2uint16(h263_format, FF_ARRAY_ELEMS(h263_format),
+        if (ff_match_2uint16(ff_h263_format, FF_ARRAY_ELEMS(ff_h263_format),
                              s->width, s->height) == 8) {
             av_log(avctx, AV_LOG_ERROR,
                    "The specified picture size of %dx%d is not valid for "
@@ -771,11 +771,11 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
                                 s->alternate_scan);
 
     /* init */
-    if (MPV_common_init(s) < 0)
+    if (ff_MPV_common_init(s) < 0)
         return -1;
 
     if (!s->dct_quantize)
-        s->dct_quantize = dct_quantize_c;
+        s->dct_quantize = ff_dct_quantize_c;
     if (!s->denoise_dct)
         s->denoise_dct  = denoise_dct_c;
     s->fast_dct_quantize = s->dct_quantize;
@@ -793,7 +793,7 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
     if (CONFIG_H261_ENCODER && s->out_format == FMT_H261)
         ff_h261_encode_init(s);
     if (CONFIG_H263_ENCODER && s->out_format == FMT_H263)
-        h263_encode_init(s);
+        ff_h263_encode_init(s);
     if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version)
         ff_msmpeg4_encode_init(s);
     if ((CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER)
@@ -838,13 +838,13 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
     return 0;
 }
 
-av_cold int MPV_encode_end(AVCodecContext *avctx)
+av_cold int ff_MPV_encode_end(AVCodecContext *avctx)
 {
     MpegEncContext *s = avctx->priv_data;
 
     ff_rate_control_uninit(s);
 
-    MPV_common_end(s);
+    ff_MPV_common_end(s);
     if ((CONFIG_MJPEG_ENCODER || CONFIG_LJPEG_ENCODER) &&
         s->out_format == FMT_MJPEG)
         ff_mjpeg_encode_close(s);
@@ -1384,8 +1384,8 @@ no_output_pic:
     return 0;
 }
 
-int MPV_encode_picture(AVCodecContext *avctx,
-                       unsigned char *buf, int buf_size, void *data)
+int ff_MPV_encode_picture(AVCodecContext *avctx,
+                          unsigned char *buf, int buf_size, void *data)
 {
     MpegEncContext *s = avctx->priv_data;
     AVFrame *pic_arg  = data;
@@ -1417,7 +1417,7 @@ int MPV_encode_picture(AVCodecContext *avctx,
         //emms_c();
         //printf("qs:%f %f %d\n", s->new_picture.quality,
         //       s->current_picture.quality, s->qscale);
-        MPV_frame_start(s, avctx);
+        ff_MPV_frame_start(s, avctx);
 vbv_retry:
         if (encode_picture(s, s->picture_number) < 0)
             return -1;
@@ -1432,7 +1432,7 @@ vbv_retry:
         avctx->p_count     = s->mb_num - s->i_count - s->skip_count;
         avctx->skip_count  = s->skip_count;
 
-        MPV_frame_end(s);
+        ff_MPV_frame_end(s);
 
         if (CONFIG_MJPEG_ENCODER && s->out_format == FMT_MJPEG)
             ff_mjpeg_encode_picture_trailer(s);
@@ -1987,7 +1987,7 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s,
     }
 
     // non c quantize code returns incorrect block_last_index FIXME
-    if (s->alternate_scan && s->dct_quantize != dct_quantize_c) {
+    if (s->alternate_scan && s->dct_quantize != ff_dct_quantize_c) {
         for (i = 0; i < mb_block_count; i++) {
             int j;
             if (s->block_last_index[i] > 0) {
@@ -2005,17 +2005,17 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s,
     case CODEC_ID_MPEG1VIDEO:
     case CODEC_ID_MPEG2VIDEO:
         if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER)
-            mpeg1_encode_mb(s, s->block, motion_x, motion_y);
+            ff_mpeg1_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_MPEG4:
         if (CONFIG_MPEG4_ENCODER)
-            mpeg4_encode_mb(s, s->block, motion_x, motion_y);
+            ff_mpeg4_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_MSMPEG4V2:
     case CODEC_ID_MSMPEG4V3:
     case CODEC_ID_WMV1:
         if (CONFIG_MSMPEG4_ENCODER)
-            msmpeg4_encode_mb(s, s->block, motion_x, motion_y);
+            ff_msmpeg4_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_WMV2:
         if (CONFIG_WMV2_ENCODER)
@@ -2031,7 +2031,7 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s,
     case CODEC_ID_RV10:
     case CODEC_ID_RV20:
         if (CONFIG_H263_ENCODER)
-            h263_encode_mb(s, s->block, motion_x, motion_y);
+            ff_h263_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_MJPEG:
     case CODEC_ID_AMV:
@@ -2149,7 +2149,7 @@ static inline void encode_mb_hq(MpegEncContext *s, MpegEncContext *backup, MpegE
     }
 
     if(s->avctx->mb_decision == FF_MB_DECISION_RD){
-        MPV_decode_mb(s, s->block);
+        ff_MPV_decode_mb(s, s->block);
 
         score *= s->lambda2;
         score += sse_mb(s) << FF_LAMBDA_SHIFT;
@@ -2467,7 +2467,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
                     case CODEC_ID_H263:
                     case CODEC_ID_H263P:
                         if (CONFIG_H263_ENCODER)
-                            h263_encode_gob_header(s, mb_y);
+                            ff_h263_encode_gob_header(s, mb_y);
                     break;
                     }
 
@@ -2760,7 +2760,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
                 }
 
                 if(s->avctx->mb_decision == FF_MB_DECISION_BITS)
-                    MPV_decode_mb(s, s->block);
+                    ff_MPV_decode_mb(s, s->block);
             } else {
                 int motion_x = 0, motion_y = 0;
                 s->mv_type=MV_TYPE_16X16;
@@ -2880,7 +2880,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
                     s->out_format == FMT_H263 && s->pict_type!=AV_PICTURE_TYPE_B)
                     ff_h263_update_motion_val(s);
 
-                MPV_decode_mb(s, s->block);
+                ff_MPV_decode_mb(s, s->block);
             }
 
             /* clean the MV table in IPS frames for direct mode in B frames */
@@ -2916,7 +2916,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
 
     //not beautiful here but we must write it before flushing so it has to be here
     if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type == AV_PICTURE_TYPE_I)
-        msmpeg4_encode_ext_header(s);
+        ff_msmpeg4_encode_ext_header(s);
 
     write_slice_end(s);
 
@@ -3233,21 +3233,21 @@ static int encode_picture(MpegEncContext *s, int picture_number)
         if (CONFIG_WMV2_ENCODER && s->codec_id == CODEC_ID_WMV2)
             ff_wmv2_encode_picture_header(s, picture_number);
         else if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version)
-            msmpeg4_encode_picture_header(s, picture_number);
+            ff_msmpeg4_encode_picture_header(s, picture_number);
         else if (CONFIG_MPEG4_ENCODER && s->h263_pred)
-            mpeg4_encode_picture_header(s, picture_number);
+            ff_mpeg4_encode_picture_header(s, picture_number);
         else if (CONFIG_RV10_ENCODER && s->codec_id == CODEC_ID_RV10)
-            rv10_encode_picture_header(s, picture_number);
+            ff_rv10_encode_picture_header(s, picture_number);
         else if (CONFIG_RV20_ENCODER && s->codec_id == CODEC_ID_RV20)
-            rv20_encode_picture_header(s, picture_number);
+            ff_rv20_encode_picture_header(s, picture_number);
         else if (CONFIG_FLV_ENCODER && s->codec_id == CODEC_ID_FLV1)
             ff_flv_encode_picture_header(s, picture_number);
         else if (CONFIG_H263_ENCODER)
-            h263_encode_picture_header(s, picture_number);
+            ff_h263_encode_picture_header(s, picture_number);
         break;
     case FMT_MPEG1:
         if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER)
-            mpeg1_encode_picture_header(s, picture_number);
+            ff_mpeg1_encode_picture_header(s, picture_number);
         break;
     case FMT_H264:
         break;
@@ -3413,7 +3413,7 @@ static int dct_quantize_trellis_c(MpegEncContext *s,
         int dct_coeff= FFABS(block[ scantable[i] ]);
         int best_score=256*256*256*120;
 
-        if (   s->dsp.fdct == fdct_ifast
+        if (   s->dsp.fdct == ff_fdct_ifast
 #ifndef FAAN_POSTSCALE
             || s->dsp.fdct == ff_faandct
 #endif
@@ -3983,7 +3983,7 @@ STOP_TIMER("iterative search")
     return last_non_zero;
 }
 
-int dct_quantize_c(MpegEncContext *s,
+int ff_dct_quantize_c(MpegEncContext *s,
                         DCTELEM *block, int n,
                         int qscale, int *overflow)
 {
@@ -4083,9 +4083,9 @@ AVCodec ff_h263_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = CODEC_ID_H263,
     .priv_data_size = sizeof(MpegEncContext),
-    .init           = MPV_encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .init           = ff_MPV_encode_init,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .long_name= NULL_IF_CONFIG_SMALL("H.263 / H.263-1996"),
     .priv_class     = &h263_class,
@@ -4110,9 +4110,9 @@ AVCodec ff_h263p_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = CODEC_ID_H263P,
     .priv_data_size = sizeof(MpegEncContext),
-    .init           = MPV_encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .init           = ff_MPV_encode_init,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .capabilities = CODEC_CAP_SLICE_THREADS,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .long_name= NULL_IF_CONFIG_SMALL("H.263+ / H.263-1998 / H.263 version 2"),
@@ -4124,9 +4124,9 @@ AVCodec ff_msmpeg4v2_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = CODEC_ID_MSMPEG4V2,
     .priv_data_size = sizeof(MpegEncContext),
-    .init           = MPV_encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .init           = ff_MPV_encode_init,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 2"),
 };
@@ -4136,9 +4136,9 @@ AVCodec ff_msmpeg4v3_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = CODEC_ID_MSMPEG4V3,
     .priv_data_size = sizeof(MpegEncContext),
-    .init           = MPV_encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .init           = ff_MPV_encode_init,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 3"),
 };
@@ -4148,9 +4148,9 @@ AVCodec ff_wmv1_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = CODEC_ID_WMV1,
     .priv_data_size = sizeof(MpegEncContext),
-    .init           = MPV_encode_init,
-    .encode         = MPV_encode_picture,
-    .close          = MPV_encode_end,
+    .init           = ff_MPV_encode_init,
+    .encode         = ff_MPV_encode_picture,
+    .close          = ff_MPV_encode_end,
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .long_name= NULL_IF_CONFIG_SMALL("Windows Media Video 7"),
 };

libavcodec/msmpeg4.c

@@ -60,7 +60,7 @@ static uint32_t v2_dc_lum_table[512][2];
 static uint32_t v2_dc_chroma_table[512][2];
 
 /* vc1 externs */
-extern const uint8_t wmv3_dc_scale_table[32];
+extern const uint8_t ff_wmv3_dc_scale_table[32];
 
 #include "msmpeg4data.h"
 
@@ -138,8 +138,8 @@ static av_cold void common_init(MpegEncContext * s)
         break;
     case 3:
         if(s->workaround_bugs){
-            s->y_dc_scale_table= old_ff_y_dc_scale_table;
-            s->c_dc_scale_table= wmv1_c_dc_scale_table;
+            s->y_dc_scale_table= ff_old_ff_y_dc_scale_table;
+            s->c_dc_scale_table= ff_wmv1_c_dc_scale_table;
         } else{
             s->y_dc_scale_table= ff_mpeg4_y_dc_scale_table;
             s->c_dc_scale_table= ff_mpeg4_c_dc_scale_table;
@@ -147,13 +147,13 @@ static av_cold void common_init(MpegEncContext * s)
         break;
     case 4:
     case 5:
-        s->y_dc_scale_table= wmv1_y_dc_scale_table;
-        s->c_dc_scale_table= wmv1_c_dc_scale_table;
+        s->y_dc_scale_table= ff_wmv1_y_dc_scale_table;
+        s->c_dc_scale_table= ff_wmv1_c_dc_scale_table;
         break;
 #if CONFIG_VC1_DECODER
     case 6:
-        s->y_dc_scale_table= wmv3_dc_scale_table;
-        s->c_dc_scale_table= wmv3_dc_scale_table;
+        s->y_dc_scale_table= ff_wmv3_dc_scale_table;
+        s->c_dc_scale_table= ff_wmv3_dc_scale_table;
         break;
 #endif
 
@@ -161,10 +161,10 @@ static av_cold void common_init(MpegEncContext * s)
 
 
     if(s->msmpeg4_version>=4){
-        ff_init_scantable(s->dsp.idct_permutation, &s->intra_scantable  , wmv1_scantable[1]);
-        ff_init_scantable(s->dsp.idct_permutation, &s->intra_h_scantable, wmv1_scantable[2]);
-        ff_init_scantable(s->dsp.idct_permutation, &s->intra_v_scantable, wmv1_scantable[3]);
-        ff_init_scantable(s->dsp.idct_permutation, &s->inter_scantable  , wmv1_scantable[0]);
+        ff_init_scantable(s->dsp.idct_permutation, &s->intra_scantable  , ff_wmv1_scantable[1]);
+        ff_init_scantable(s->dsp.idct_permutation, &s->intra_h_scantable, ff_wmv1_scantable[2]);
+        ff_init_scantable(s->dsp.idct_permutation, &s->intra_v_scantable, ff_wmv1_scantable[3]);
+        ff_init_scantable(s->dsp.idct_permutation, &s->inter_scantable  , ff_wmv1_scantable[0]);
     }
     //Note the default tables are set in common_init in mpegvideo.c
 
@@ -259,10 +259,10 @@ av_cold void ff_msmpeg4_encode_init(MpegEncContext *s)
     if (!init_done) {
         /* init various encoding tables */
         init_done = 1;
-        init_mv_table(&mv_tables[0]);
-        init_mv_table(&mv_tables[1]);
+        init_mv_table(&ff_mv_tables[0]);
+        init_mv_table(&ff_mv_tables[1]);
         for(i=0;i<NB_RL_TABLES;i++)
-            init_rl(&rl_table[i], static_rl_table_store[i]);
+            ff_init_rl(&ff_rl_table[i], static_rl_table_store[i]);
 
         for(i=0; i<NB_RL_TABLES; i++){
             int level;
@@ -271,7 +271,7 @@ av_cold void ff_msmpeg4_encode_init(MpegEncContext *s)
                 for(run=0; run<=MAX_RUN; run++){
                     int last;
                     for(last=0; last<2; last++){
-                        rl_length[i][level][run][last]= get_size_of_code(s, &rl_table[  i], last, run, level, 0);
+                        rl_length[i][level][run][last]= get_size_of_code(s, &ff_rl_table[  i], last, run, level, 0);
                     }
                 }
             }
@@ -347,7 +347,7 @@ static void find_best_tables(MpegEncContext * s)
 }
 
 /* write MSMPEG4 compatible frame header */
-void msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
+void ff_msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
 {
     find_best_tables(s);
 
@@ -373,7 +373,7 @@ void msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
         put_bits(&s->pb, 5, 0x16 + s->mb_height/s->slice_height);
 
         if(s->msmpeg4_version==4){
-            msmpeg4_encode_ext_header(s);
+            ff_msmpeg4_encode_ext_header(s);
             if(s->bit_rate>MBAC_BITRATE)
                 put_bits(&s->pb, 1, s->per_mb_rl_table);
         }
@@ -406,7 +406,7 @@ void msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
     s->esc3_run_length= 0;
 }
 
-void msmpeg4_encode_ext_header(MpegEncContext * s)
+void ff_msmpeg4_encode_ext_header(MpegEncContext * s)
 {
         put_bits(&s->pb, 5, s->avctx->time_base.den / s->avctx->time_base.num); //yes 29.97 -> 29
 
@@ -474,7 +474,7 @@ void ff_msmpeg4_encode_motion(MpegEncContext * s,
         (unsigned)my >= 64)
         av_log(s->avctx, AV_LOG_ERROR, "error mx=%d my=%d\n", mx, my);
 #endif
-    mv = &mv_tables[s->mv_table_index];
+    mv = &ff_mv_tables[s->mv_table_index];
 
     code = mv->table_mv_index[(mx << 6) | my];
     put_bits(&s->pb,
@@ -507,7 +507,7 @@ static void msmpeg4v2_encode_motion(MpegEncContext * s, int val)
     if (val == 0) {
         /* zero vector */
         code = 0;
-        put_bits(&s->pb, mvtab[code][1], mvtab[code][0]);
+        put_bits(&s->pb, ff_mvtab[code][1], ff_mvtab[code][0]);
     } else {
         bit_size = s->f_code - 1;
         range = 1 << bit_size;
@@ -526,16 +526,16 @@ static void msmpeg4v2_encode_motion(MpegEncContext * s, int val)
         code = (val >> bit_size) + 1;
         bits = val & (range - 1);
 
-        put_bits(&s->pb, mvtab[code][1] + 1, (mvtab[code][0] << 1) | sign);
+        put_bits(&s->pb, ff_mvtab[code][1] + 1, (ff_mvtab[code][0] << 1) | sign);
         if (bit_size > 0) {
             put_bits(&s->pb, bit_size, bits);
         }
     }
 }
 
-void msmpeg4_encode_mb(MpegEncContext * s,
-                       DCTELEM block[6][64],
-                       int motion_x, int motion_y)
+void ff_msmpeg4_encode_mb(MpegEncContext * s,
+                          DCTELEM block[6][64],
+                          int motion_x, int motion_y)
 {
     int cbp, coded_cbp, i;
     int pred_x, pred_y;
@@ -564,8 +564,8 @@ void msmpeg4_encode_mb(MpegEncContext * s,
 
         if(s->msmpeg4_version<=2){
             put_bits(&s->pb,
-                     v2_mb_type[cbp&3][1],
-                     v2_mb_type[cbp&3][0]);
+                     ff_v2_mb_type[cbp&3][1],
+                     ff_v2_mb_type[cbp&3][0]);
             if((cbp&3) != 3) coded_cbp= cbp ^ 0x3C;
             else             coded_cbp= cbp;
 
@@ -575,18 +575,18 @@ void msmpeg4_encode_mb(MpegEncContext * s,
 
             s->misc_bits += get_bits_diff(s);
 
-            h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+            ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
             msmpeg4v2_encode_motion(s, motion_x - pred_x);
             msmpeg4v2_encode_motion(s, motion_y - pred_y);
         }else{
             put_bits(&s->pb,
-                     table_mb_non_intra[cbp + 64][1],
-                     table_mb_non_intra[cbp + 64][0]);
+                     ff_table_mb_non_intra[cbp + 64][1],
+                     ff_table_mb_non_intra[cbp + 64][0]);
 
             s->misc_bits += get_bits_diff(s);
 
             /* motion vector */
-            h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+            ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
             ff_msmpeg4_encode_motion(s, motion_x - pred_x,
                                   motion_y - pred_y);
         }
@@ -617,13 +617,13 @@ void msmpeg4_encode_mb(MpegEncContext * s,
         if(s->msmpeg4_version<=2){
             if (s->pict_type == AV_PICTURE_TYPE_I) {
                 put_bits(&s->pb,
-                         v2_intra_cbpc[cbp&3][1], v2_intra_cbpc[cbp&3][0]);
+                         ff_v2_intra_cbpc[cbp&3][1], ff_v2_intra_cbpc[cbp&3][0]);
             } else {
                 if (s->use_skip_mb_code)
                     put_bits(&s->pb, 1, 0);     /* mb coded */
                 put_bits(&s->pb,
-                         v2_mb_type[(cbp&3) + 4][1],
-                         v2_mb_type[(cbp&3) + 4][0]);
+                         ff_v2_mb_type[(cbp&3) + 4][1],
+                         ff_v2_mb_type[(cbp&3) + 4][0]);
             }
             put_bits(&s->pb, 1, 0);             /* no AC prediction yet */
             put_bits(&s->pb,
@@ -637,13 +637,13 @@ void msmpeg4_encode_mb(MpegEncContext * s,
                 if (s->use_skip_mb_code)
                     put_bits(&s->pb, 1, 0);     /* mb coded */
                 put_bits(&s->pb,
-                         table_mb_non_intra[cbp][1],
-                         table_mb_non_intra[cbp][0]);
+                         ff_table_mb_non_intra[cbp][1],
+                         ff_table_mb_non_intra[cbp][0]);
             }
             put_bits(&s->pb, 1, 0);             /* no AC prediction yet */
             if(s->inter_intra_pred){
                 s->h263_aic_dir=0;
-                put_bits(&s->pb, table_inter_intra[s->h263_aic_dir][1], table_inter_intra[s->h263_aic_dir][0]);
+                put_bits(&s->pb, ff_table_inter_intra[s->h263_aic_dir][1], ff_table_inter_intra[s->h263_aic_dir][0]);
             }
         }
         s->misc_bits += get_bits_diff(s);
@@ -927,15 +927,15 @@ void ff_msmpeg4_encode_block(MpegEncContext * s, DCTELEM * block, int n)
         msmpeg4_encode_dc(s, block[0], n, &dc_pred_dir);
         i = 1;
         if (n < 4) {
-            rl = &rl_table[s->rl_table_index];
+            rl = &ff_rl_table[s->rl_table_index];
         } else {
-            rl = &rl_table[3 + s->rl_chroma_table_index];
+            rl = &ff_rl_table[3 + s->rl_chroma_table_index];
         }
         run_diff = s->msmpeg4_version>=4;
         scantable= s->intra_scantable.permutated;
     } else {
         i = 0;
-        rl = &rl_table[3 + s->rl_table_index];
+        rl = &ff_rl_table[3 + s->rl_table_index];
         if(s->msmpeg4_version<=2)
             run_diff = 0;
         else
@@ -1134,7 +1134,7 @@ static int msmpeg4v12_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
         cbp|= cbpy<<2;
         if(s->msmpeg4_version==1 || (cbp&3) != 3) cbp^= 0x3C;
 
-        h263_pred_motion(s, 0, 0, &mx, &my);
+        ff_h263_pred_motion(s, 0, 0, &mx, &my);
         mx= msmpeg4v2_decode_motion(s, mx, 1);
         my= msmpeg4v2_decode_motion(s, my, 1);
 
@@ -1220,7 +1220,7 @@ static int msmpeg4v34_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
             s->rl_table_index = decode012(&s->gb);
             s->rl_chroma_table_index = s->rl_table_index;
         }
-        h263_pred_motion(s, 0, 0, &mx, &my);
+        ff_h263_pred_motion(s, 0, 0, &mx, &my);
         if (ff_msmpeg4_decode_motion(s, &mx, &my) < 0)
             return -1;
         s->mv_dir = MV_DIR_FORWARD;
@@ -1271,20 +1271,20 @@ av_cold int ff_msmpeg4_decode_init(AVCodecContext *avctx)
         done = 1;
 
         for(i=0;i<NB_RL_TABLES;i++) {
-            init_rl(&rl_table[i], static_rl_table_store[i]);
+            ff_init_rl(&ff_rl_table[i], static_rl_table_store[i]);
         }
-        INIT_VLC_RL(rl_table[0], 642);
-        INIT_VLC_RL(rl_table[1], 1104);
-        INIT_VLC_RL(rl_table[2], 554);
-        INIT_VLC_RL(rl_table[3], 940);
-        INIT_VLC_RL(rl_table[4], 962);
-        INIT_VLC_RL(rl_table[5], 554);
+        INIT_VLC_RL(ff_rl_table[0], 642);
+        INIT_VLC_RL(ff_rl_table[1], 1104);
+        INIT_VLC_RL(ff_rl_table[2], 554);
+        INIT_VLC_RL(ff_rl_table[3], 940);
+        INIT_VLC_RL(ff_rl_table[4], 962);
+        INIT_VLC_RL(ff_rl_table[5], 554);
 
-        mv = &mv_tables[0];
+        mv = &ff_mv_tables[0];
         INIT_VLC_STATIC(&mv->vlc, MV_VLC_BITS, mv->n + 1,
                     mv->table_mv_bits, 1, 1,
                     mv->table_mv_code, 2, 2, 3714);
-        mv = &mv_tables[1];
+        mv = &ff_mv_tables[1];
         INIT_VLC_STATIC(&mv->vlc, MV_VLC_BITS, mv->n + 1,
                     mv->table_mv_bits, 1, 1,
                     mv->table_mv_code, 2, 2, 2694);
@@ -1310,35 +1310,35 @@ av_cold int ff_msmpeg4_decode_init(AVCodecContext *avctx)
                  &v2_dc_chroma_table[0][0], 8, 4, 1506);
 
         INIT_VLC_STATIC(&v2_intra_cbpc_vlc, V2_INTRA_CBPC_VLC_BITS, 4,
-                 &v2_intra_cbpc[0][1], 2, 1,
-                 &v2_intra_cbpc[0][0], 2, 1, 8);
+                 &ff_v2_intra_cbpc[0][1], 2, 1,
+                 &ff_v2_intra_cbpc[0][0], 2, 1, 8);
         INIT_VLC_STATIC(&v2_mb_type_vlc, V2_MB_TYPE_VLC_BITS, 8,
-                 &v2_mb_type[0][1], 2, 1,
-                 &v2_mb_type[0][0], 2, 1, 128);
+                 &ff_v2_mb_type[0][1], 2, 1,
+                 &ff_v2_mb_type[0][0], 2, 1, 128);
         INIT_VLC_STATIC(&v2_mv_vlc, V2_MV_VLC_BITS, 33,
-                 &mvtab[0][1], 2, 1,
-                 &mvtab[0][0], 2, 1, 538);
+                 &ff_mvtab[0][1], 2, 1,
+                 &ff_mvtab[0][0], 2, 1, 538);
 
         INIT_VLC_STATIC(&ff_mb_non_intra_vlc[0], MB_NON_INTRA_VLC_BITS, 128,
-                     &wmv2_inter_table[0][0][1], 8, 4,
-                     &wmv2_inter_table[0][0][0], 8, 4, 1636);
+                     &ff_wmv2_inter_table[0][0][1], 8, 4,
+                     &ff_wmv2_inter_table[0][0][0], 8, 4, 1636);
         INIT_VLC_STATIC(&ff_mb_non_intra_vlc[1], MB_NON_INTRA_VLC_BITS, 128,
-                     &wmv2_inter_table[1][0][1], 8, 4,
-                     &wmv2_inter_table[1][0][0], 8, 4, 2648);
+                     &ff_wmv2_inter_table[1][0][1], 8, 4,
+                     &ff_wmv2_inter_table[1][0][0], 8, 4, 2648);
         INIT_VLC_STATIC(&ff_mb_non_intra_vlc[2], MB_NON_INTRA_VLC_BITS, 128,
-                     &wmv2_inter_table[2][0][1], 8, 4,
-                     &wmv2_inter_table[2][0][0], 8, 4, 1532);
+                     &ff_wmv2_inter_table[2][0][1], 8, 4,
+                     &ff_wmv2_inter_table[2][0][0], 8, 4, 1532);
         INIT_VLC_STATIC(&ff_mb_non_intra_vlc[3], MB_NON_INTRA_VLC_BITS, 128,
-                     &wmv2_inter_table[3][0][1], 8, 4,
-                     &wmv2_inter_table[3][0][0], 8, 4, 2488);
+                     &ff_wmv2_inter_table[3][0][1], 8, 4,
+                     &ff_wmv2_inter_table[3][0][0], 8, 4, 2488);
 
         INIT_VLC_STATIC(&ff_msmp4_mb_i_vlc, MB_INTRA_VLC_BITS, 64,
                  &ff_msmp4_mb_i_table[0][1], 4, 2,
                  &ff_msmp4_mb_i_table[0][0], 4, 2, 536);
 
         INIT_VLC_STATIC(&ff_inter_intra_vlc, INTER_INTRA_VLC_BITS, 4,
-                 &table_inter_intra[0][1], 2, 1,
-                 &table_inter_intra[0][0], 2, 1, 8);
+                 &ff_table_inter_intra[0][1], 2, 1,
+                 &ff_table_inter_intra[0][0], 2, 1, 8);
     }
 
     switch(s->msmpeg4_version){
@@ -1363,7 +1363,7 @@ av_cold int ff_msmpeg4_decode_init(AVCodecContext *avctx)
     return 0;
 }
 
-int msmpeg4_decode_picture_header(MpegEncContext * s)
+int ff_msmpeg4_decode_picture_header(MpegEncContext * s)
 {
     int code;
 
@@ -1430,7 +1430,7 @@ int msmpeg4_decode_picture_header(MpegEncContext * s)
             s->dc_table_index = get_bits1(&s->gb);
             break;
         case 4:
-            msmpeg4_decode_ext_header(s, (2+5+5+17+7)/8);
+            ff_msmpeg4_decode_ext_header(s, (2+5+5+17+7)/8);
 
             if(s->bit_rate > MBAC_BITRATE) s->per_mb_rl_table= get_bits1(&s->gb);
             else                           s->per_mb_rl_table= 0;
@@ -1517,7 +1517,7 @@ int msmpeg4_decode_picture_header(MpegEncContext * s)
     return 0;
 }
 
-int msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size)
+int ff_msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size)
 {
     int left= buf_size*8 - get_bits_count(&s->gb);
     int length= s->msmpeg4_version>=3 ? 17 : 16;
@@ -1627,13 +1627,13 @@ int ff_msmpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
             else                    return -1;
         }
         if (n < 4) {
-            rl = &rl_table[s->rl_table_index];
+            rl = &ff_rl_table[s->rl_table_index];
             if(level > 256*s->y_dc_scale){
                 av_log(s->avctx, AV_LOG_ERROR, "dc overflow+ L qscale: %d//\n", s->qscale);
                 if(!s->inter_intra_pred) return -1;
             }
         } else {
-            rl = &rl_table[3 + s->rl_chroma_table_index];
+            rl = &ff_rl_table[3 + s->rl_chroma_table_index];
             if(level > 256*s->c_dc_scale){
                 av_log(s->avctx, AV_LOG_ERROR, "dc overflow+ C qscale: %d//\n", s->qscale);
                 if(!s->inter_intra_pred) return -1;
@@ -1659,7 +1659,7 @@ int ff_msmpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
         qmul = s->qscale << 1;
         qadd = (s->qscale - 1) | 1;
         i = -1;
-        rl = &rl_table[3 + s->rl_table_index];
+        rl = &ff_rl_table[3 + s->rl_table_index];
 
         if(s->msmpeg4_version==2)
             run_diff = 0;
@@ -1829,7 +1829,7 @@ int ff_msmpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
   }
  not_coded:
     if (s->mb_intra) {
-        mpeg4_pred_ac(s, block, n, dc_pred_dir);
+        ff_mpeg4_pred_ac(s, block, n, dc_pred_dir);
         if (s->ac_pred) {
             i = 63; /* XXX: not optimal */
         }
@@ -1846,7 +1846,7 @@ int ff_msmpeg4_decode_motion(MpegEncContext * s,
     MVTable *mv;
     int code, mx, my;
 
-    mv = &mv_tables[s->mv_table_index];
+    mv = &ff_mv_tables[s->mv_table_index];
 
     code = get_vlc2(&s->gb, mv->vlc.table, MV_VLC_BITS, 2);
     if (code < 0){

libavcodec/msmpeg4data.c

@@ -54,7 +54,7 @@ const uint16_t ff_msmp4_mb_i_table[64][2] = {
 };
 
 /* non intra picture macroblock coded block pattern + mb type */
-const uint32_t table_mb_non_intra[128][2] = {
+const uint32_t ff_table_mb_non_intra[128][2] = {
 {   0x40,  7 },{   0x13c9, 13 },{   0x9fd, 12 },{   0x1fc, 15 },
 {  0x9fc, 12 },{    0xa83, 18 },{ 0x12d34, 17 },{  0x83bc, 16 },
 {  0x83a, 12 },{    0x7f8, 17 },{   0x3fd, 16 },{   0x3ff, 16 },
@@ -592,15 +592,15 @@ static const int8_t table4_run[168] = {
  29, 30, 31, 32, 33, 34, 35, 36,
 };
 
-extern const uint16_t inter_vlc[103][2];
-extern const int8_t inter_level[102];
-extern const int8_t inter_run[102];
+extern const uint16_t ff_inter_vlc[103][2];
+extern const int8_t ff_inter_level[102];
+extern const int8_t ff_inter_run[102];
 
 extern const uint16_t ff_mpeg4_intra_vlc[103][2];
 extern const int8_t ff_mpeg4_intra_level[102];
 extern const int8_t ff_mpeg4_intra_run[102];
 
-RLTable rl_table[NB_RL_TABLES] = {
+RLTable ff_rl_table[NB_RL_TABLES] = {
     /* intra luminance tables */
     /* low motion  */
     {
@@ -647,9 +647,9 @@ RLTable rl_table[NB_RL_TABLES] = {
     {
         102,
         58,
-        inter_vlc,
-        inter_run,
-        inter_level,
+        ff_inter_vlc,
+        ff_inter_run,
+        ff_inter_level,
     },
 };
 
@@ -1784,7 +1784,7 @@ static const uint8_t table1_mvy[1099] = {
  34, 28, 21,
 };
 
-MVTable mv_tables[2] = {
+MVTable ff_mv_tables[2] = {
     {
         1099,
         table0_mv_code,
@@ -1801,30 +1801,30 @@ MVTable mv_tables[2] = {
     }
 };
 
-const uint8_t v2_mb_type[8][2] = {
+const uint8_t ff_v2_mb_type[8][2] = {
  {1, 1}, {0   , 2}, {3   , 3}, {9   , 5},
  {5, 4}, {0x21, 7}, {0x20, 7}, {0x11, 6},
 };
 
-const uint8_t v2_intra_cbpc[4][2] = {
+const uint8_t ff_v2_intra_cbpc[4][2] = {
  {1, 1}, {0, 3}, {1, 3}, {1, 2},
 };
 
-const uint8_t wmv1_y_dc_scale_table[32]={
+const uint8_t ff_wmv1_y_dc_scale_table[32]={
 //  0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31
     0, 8, 8, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21
 };
-const uint8_t wmv1_c_dc_scale_table[32]={
+const uint8_t ff_wmv1_c_dc_scale_table[32]={
 //  0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31
     0, 8, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21,22
 };
 
-const uint8_t old_ff_y_dc_scale_table[32]={
+const uint8_t ff_old_ff_y_dc_scale_table[32]={
 //  0  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
     0, 8, 8, 8, 8,10,12,14,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39
 };
 
-const uint8_t wmv1_scantable[WMV1_SCANTABLE_COUNT][64]={
+const uint8_t ff_wmv1_scantable[WMV1_SCANTABLE_COUNT][64]={
   {
     0x00, 0x08, 0x01, 0x02, 0x09, 0x10, 0x18, 0x11,
     0x0A, 0x03, 0x04, 0x0B, 0x12, 0x19, 0x20, 0x28,
@@ -1867,7 +1867,7 @@ const uint8_t wmv1_scantable[WMV1_SCANTABLE_COUNT][64]={
   }
 };
 
-const uint8_t table_inter_intra[4][2]={
+const uint8_t ff_table_inter_intra[4][2]={
     {0,1} /*Luma-Left Chroma-Left*/,
     {2,2} /*Luma-Top  Chroma-Left*/,
     {6,3} /*luma-Left Chroma-Top */,
@@ -1979,21 +1979,21 @@ static const uint32_t table_mb_non_intra4[128][2] = {
 {0x000011,  5}, {0x0001AC,  9}, {0x0000F3,  8}, {0x000439, 11},
 };
 
-const uint32_t (* const wmv2_inter_table[WMV2_INTER_CBP_TABLE_COUNT])[2]={
+const uint32_t (* const ff_wmv2_inter_table[WMV2_INTER_CBP_TABLE_COUNT])[2]={
     table_mb_non_intra2,
     table_mb_non_intra3,
     table_mb_non_intra4,
-    table_mb_non_intra,
+    ff_table_mb_non_intra,
 };
 
-const uint8_t wmv2_scantableA[64]={
+const uint8_t ff_wmv2_scantableA[64]={
 0x00, 0x01, 0x02, 0x08, 0x03, 0x09, 0x0A, 0x10,
 0x04, 0x0B, 0x11, 0x18, 0x12, 0x0C, 0x05, 0x13,
 0x19, 0x0D, 0x14, 0x1A, 0x1B, 0x06, 0x15, 0x1C,
 0x0E, 0x16, 0x1D, 0x07, 0x1E, 0x0F, 0x17, 0x1F,
 };
 
-const uint8_t wmv2_scantableB[64]={
+const uint8_t ff_wmv2_scantableB[64]={
 0x00, 0x08, 0x01, 0x10, 0x09, 0x18, 0x11, 0x02,
 0x20, 0x0A, 0x19, 0x28, 0x12, 0x30, 0x21, 0x1A,
 0x38, 0x29, 0x22, 0x03, 0x31, 0x39, 0x0B, 0x2A,

libavcodec/msmpeg4data.h

@@ -54,23 +54,23 @@ extern const uint16_t ff_msmp4_mb_i_table[64][2];
 
 #define WMV1_SCANTABLE_COUNT 4
 
-extern const uint8_t wmv1_scantable[WMV1_SCANTABLE_COUNT][64];
+extern const uint8_t ff_wmv1_scantable[WMV1_SCANTABLE_COUNT][64];
 
 #define NB_RL_TABLES  6
 
-extern RLTable rl_table[NB_RL_TABLES];
+extern RLTable ff_rl_table[NB_RL_TABLES];
 
-extern const uint8_t wmv1_y_dc_scale_table[32];
-extern const uint8_t wmv1_c_dc_scale_table[32];
-extern const uint8_t old_ff_y_dc_scale_table[32];
+extern const uint8_t ff_wmv1_y_dc_scale_table[32];
+extern const uint8_t ff_wmv1_c_dc_scale_table[32];
+extern const uint8_t ff_old_ff_y_dc_scale_table[32];
 
-extern MVTable mv_tables[2];
+extern MVTable ff_mv_tables[2];
 
-extern const uint8_t v2_mb_type[8][2];
-extern const uint8_t v2_intra_cbpc[4][2];
+extern const uint8_t ff_v2_mb_type[8][2];
+extern const uint8_t ff_v2_intra_cbpc[4][2];
 
-extern const uint32_t table_mb_non_intra[128][2];
-extern const uint8_t  table_inter_intra[4][2];
+extern const uint32_t ff_table_mb_non_intra[128][2];
+extern const uint8_t  ff_table_inter_intra[4][2];
 
 extern const uint32_t ff_table0_dc_lum[120][2];
 extern const uint32_t ff_table1_dc_lum[120][2];
@@ -78,9 +78,9 @@ extern const uint32_t ff_table0_dc_chroma[120][2];
 extern const uint32_t ff_table1_dc_chroma[120][2];
 
 #define WMV2_INTER_CBP_TABLE_COUNT 4
-extern const uint32_t (* const wmv2_inter_table[WMV2_INTER_CBP_TABLE_COUNT])[2];
+extern const uint32_t (* const ff_wmv2_inter_table[WMV2_INTER_CBP_TABLE_COUNT])[2];
 
-extern const uint8_t wmv2_scantableA[64];
-extern const uint8_t wmv2_scantableB[64];
+extern const uint8_t ff_wmv2_scantableA[64];
+extern const uint8_t ff_wmv2_scantableB[64];
 
 #endif /* AVCODEC_MSMPEG4DATA_H */

libavcodec/nellymoserdec.c

@@ -122,7 +122,7 @@ static av_cold int decode_init(AVCodecContext * avctx) {
     av_lfg_init(&s->random_state, 0);
     ff_mdct_init(&s->imdct_ctx, 8, 1, 1.0);
 
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
 
     if (avctx->request_sample_fmt == AV_SAMPLE_FMT_FLT) {
         s->scale_bias = 1.0/(32768*8);

libavcodec/nellymoserenc.c

@@ -148,7 +148,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
     avctx->frame_size = NELLY_SAMPLES;
     s->avctx = avctx;
     ff_mdct_init(&s->mdct_ctx, 8, 0, 32768.0);
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
 
     /* Generate overlap window */
     ff_sine_window_init(ff_sine_128, 128);

libavcodec/nuv.c

@@ -125,10 +125,10 @@ static int codec_reinit(AVCodecContext *avctx, int width, int height, int qualit
             av_log(avctx, AV_LOG_ERROR, "Can't allocate decompression buffer.\n");
             return AVERROR(ENOMEM);
         }
-        rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
+        ff_rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
         return 1;
     } else if (quality != c->quality)
-        rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
+        ff_rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
     return 0;
 }
 
@@ -160,7 +160,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         ret = get_quant(avctx, c, buf, buf_size);
         if (ret < 0)
             return ret;
-        rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
+        ff_rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
         return orig_size;
     }
 
@@ -238,7 +238,7 @@ retry:
         }
         case NUV_RTJPEG_IN_LZO:
         case NUV_RTJPEG: {
-            rtjpeg_decode_frame_yuv420(&c->rtj, &c->pic, buf, buf_size);
+            ff_rtjpeg_decode_frame_yuv420(&c->rtj, &c->pic, buf, buf_size);
             break;
         }
         case NUV_BLACK: {
@@ -272,7 +272,7 @@ static av_cold int decode_init(AVCodecContext *avctx) {
     c->codec_frameheader = avctx->codec_tag == MKTAG('R', 'J', 'P', 'G');
     if (avctx->extradata_size)
         get_quant(avctx, c, avctx->extradata, avctx->extradata_size);
-    dsputil_init(&c->dsp, avctx);
+    ff_dsputil_init(&c->dsp, avctx);
     if (codec_reinit(avctx, avctx->width, avctx->height, -1) < 0)
         return 1;
     return 0;

libavcodec/pngenc.c

@@ -410,7 +410,7 @@ static av_cold int png_enc_init(AVCodecContext *avctx){
 
     avcodec_get_frame_defaults(&s->picture);
     avctx->coded_frame= &s->picture;
-    dsputil_init(&s->dsp, avctx);
+    ff_dsputil_init(&s->dsp, avctx);
 
     s->filter_type = av_clip(avctx->prediction_method, PNG_FILTER_VALUE_NONE, PNG_FILTER_VALUE_MIXED);
     if(avctx->pix_fmt == PIX_FMT_MONOBLACK)

libavcodec/ppc/dsputil_altivec.c

@@ -609,7 +609,7 @@ static void add_bytes_altivec(uint8_t *dst, uint8_t *src, int w) {
 }
 
 /* next one assumes that ((line_size % 16) == 0) */
-void put_pixels16_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h)
+void ff_put_pixels16_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h)
 {
     register vector unsigned char pixelsv1, pixelsv2;
     register vector unsigned char pixelsv1B, pixelsv2B;
@@ -651,7 +651,7 @@ void put_pixels16_altivec(uint8_t *block, const uint8_t *pixels, int line_size,
 
 /* next one assumes that ((line_size % 16) == 0) */
 #define op_avg(a,b)  a = ( ((a)|(b)) - ((((a)^(b))&0xFEFEFEFEUL)>>1) )
-void avg_pixels16_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h)
+void ff_avg_pixels16_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h)
 {
     register vector unsigned char pixelsv1, pixelsv2, pixelsv, blockv;
     register vector unsigned char perm = vec_lvsl(0, pixels);
@@ -1371,7 +1371,7 @@ static void avg_pixels8_xy2_altivec(uint8_t *block, const uint8_t *pixels, int l
     }
 }
 
-void dsputil_init_altivec(DSPContext* c, AVCodecContext *avctx)
+void ff_dsputil_init_altivec(DSPContext* c, AVCodecContext *avctx)
 {
     const int high_bit_depth = avctx->bits_per_raw_sample > 8;
 
@@ -1391,10 +1391,10 @@ void dsputil_init_altivec(DSPContext* c, AVCodecContext *avctx)
     if (!high_bit_depth) {
     c->get_pixels = get_pixels_altivec;
     c->clear_block = clear_block_altivec;
-    c->put_pixels_tab[0][0] = put_pixels16_altivec;
+    c->put_pixels_tab[0][0] = ff_put_pixels16_altivec;
     /* the two functions do the same thing, so use the same code */
-    c->put_no_rnd_pixels_tab[0][0] = put_pixels16_altivec;
-    c->avg_pixels_tab[0][0] = avg_pixels16_altivec;
+    c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_altivec;
+    c->avg_pixels_tab[0][0] = ff_avg_pixels16_altivec;
     c->avg_pixels_tab[1][0] = avg_pixels8_altivec;
     c->avg_pixels_tab[1][3] = avg_pixels8_xy2_altivec;
     c->put_pixels_tab[1][3] = put_pixels8_xy2_altivec;