virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

add proper ff_ prefix to new extern symbols

Browse Source 
Originally committed as revision 9479 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2007-07-05 09:21:55 +00:00
parent 56be950afa
commit eaa7557c73
5 changed files with 85 additions and 85 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/mdec.c
View File

@ -60,7 +60,7 @@ static inline int mdec_decode_block_intra(MDECContext *a, DCTELEM *block, int n)
{
int level, diff, i, j, run;
int component;
RLTable *rl = &rl_mpeg1;
RLTable *rl = &ff_rl_mpeg1;
uint8_t * const scantable= a->scantable.permutated;
const uint16_t *quant_matrix= ff_mpeg1_default_intra_matrix;
const int qscale= a->qscale;

60
libavcodec/mpeg12.c
View File

@ -78,7 +78,7 @@ static const enum PixelFormat pixfmt_xvmc_mpg2_420[] = {
PIX_FMT_XVMC_MPEG2_MC,
-1};
uint8_t static_rl_table_store[2][2][2*MAX_RUN + MAX_LEVEL + 3];
uint8_t ff_mpeg12_static_rl_table_store[2][2][2*MAX_RUN + MAX_LEVEL + 3];
static void init_2d_vlc_rl(RLTable *rl, int use_static)
{
@ -122,7 +122,7 @@ static void init_2d_vlc_rl(RLTable *rl, int use_static)
}
}
void common_init(MpegEncContext *s)
void ff_mpeg12_common_init(MpegEncContext *s)
{
s->y_dc_scale_table=
@ -157,20 +157,20 @@ static void init_vlcs(void)
done = 1;
init_vlc(&dc_lum_vlc, DC_VLC_BITS, 12,
vlc_dc_lum_bits, 1, 1,
vlc_dc_lum_code, 2, 2, 1);
ff_mpeg12_vlc_dc_lum_bits, 1, 1,
ff_mpeg12_vlc_dc_lum_code, 2, 2, 1);
init_vlc(&dc_chroma_vlc, DC_VLC_BITS, 12,
vlc_dc_chroma_bits, 1, 1,
vlc_dc_chroma_code, 2, 2, 1);
ff_mpeg12_vlc_dc_chroma_bits, 1, 1,
ff_mpeg12_vlc_dc_chroma_code, 2, 2, 1);
init_vlc(&mv_vlc, MV_VLC_BITS, 17,
&mbMotionVectorTable[0][1], 2, 1,
&mbMotionVectorTable[0][0], 2, 1, 1);
&ff_mpeg12_mbMotionVectorTable[0][1], 2, 1,
&ff_mpeg12_mbMotionVectorTable[0][0], 2, 1, 1);
init_vlc(&mbincr_vlc, MBINCR_VLC_BITS, 36,
&mbAddrIncrTable[0][1], 2, 1,
&mbAddrIncrTable[0][0], 2, 1, 1);
&ff_mpeg12_mbAddrIncrTable[0][1], 2, 1,
&ff_mpeg12_mbAddrIncrTable[0][0], 2, 1, 1);
init_vlc(&mb_pat_vlc, MB_PAT_VLC_BITS, 64,
&mbPatTable[0][1], 2, 1,
&mbPatTable[0][0], 2, 1, 1);
&ff_mpeg12_mbPatTable[0][1], 2, 1,
&ff_mpeg12_mbPatTable[0][0], 2, 1, 1);
init_vlc(&mb_ptype_vlc, MB_PTYPE_VLC_BITS, 7,
&table_mb_ptype[0][1], 2, 1,
@ -178,11 +178,11 @@ static void init_vlcs(void)
init_vlc(&mb_btype_vlc, MB_BTYPE_VLC_BITS, 11,
&table_mb_btype[0][1], 2, 1,
&table_mb_btype[0][0], 2, 1, 1);
init_rl(&rl_mpeg1, static_rl_table_store[0]);
init_rl(&rl_mpeg2, static_rl_table_store[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]);
init_2d_vlc_rl(&rl_mpeg1, 1);
init_2d_vlc_rl(&rl_mpeg2, 1);
init_2d_vlc_rl(&ff_rl_mpeg1, 1);
init_2d_vlc_rl(&ff_rl_mpeg2, 1);
}
}
@ -667,7 +667,7 @@ static inline int mpeg1_decode_block_intra(MpegEncContext *s,
{
int level, dc, diff, i, j, run;
int component;
RLTable *rl = &rl_mpeg1;
RLTable *rl = &ff_rl_mpeg1;
uint8_t * const scantable= s->intra_scantable.permutated;
const uint16_t *quant_matrix= s->intra_matrix;
const int qscale= s->qscale;
@ -739,7 +739,7 @@ static inline int mpeg1_decode_block_inter(MpegEncContext *s,
int n)
{
int level, i, j, run;
RLTable *rl = &rl_mpeg1;
RLTable *rl = &ff_rl_mpeg1;
uint8_t * const scantable= s->intra_scantable.permutated;
const uint16_t *quant_matrix= s->inter_matrix;
const int qscale= s->qscale;
@ -815,7 +815,7 @@ end:
static inline int mpeg1_fast_decode_block_inter(MpegEncContext *s, DCTELEM *block, int n)
{
int level, i, j, run;
RLTable *rl = &rl_mpeg1;
RLTable *rl = &ff_rl_mpeg1;
uint8_t * const scantable= s->intra_scantable.permutated;
const int qscale= s->qscale;
@ -889,7 +889,7 @@ static inline int mpeg2_decode_block_non_intra(MpegEncContext *s,
int n)
{
int level, i, j, run;
RLTable *rl = &rl_mpeg1;
RLTable *rl = &ff_rl_mpeg1;
uint8_t * const scantable= s->intra_scantable.permutated;
const uint16_t *quant_matrix;
const int qscale= s->qscale;
@ -970,7 +970,7 @@ static inline int mpeg2_fast_decode_block_non_intra(MpegEncContext *s,
int n)
{
int level, i, j, run;
RLTable *rl = &rl_mpeg1;
RLTable *rl = &ff_rl_mpeg1;
uint8_t * const scantable= s->intra_scantable.permutated;
const int qscale= s->qscale;
OPEN_READER(re, &s->gb);
@ -1059,9 +1059,9 @@ static inline int mpeg2_decode_block_intra(MpegEncContext *s,
mismatch = block[0] ^ 1;
i = 0;
if (s->intra_vlc_format)
rl = &rl_mpeg2;
rl = &ff_rl_mpeg2;
else
rl = &rl_mpeg1;
rl = &ff_rl_mpeg1;
{
OPEN_READER(re, &s->gb);
@ -1135,9 +1135,9 @@ static inline int mpeg2_fast_decode_block_intra(MpegEncContext *s,
s->last_dc[component] = dc;
block[0] = dc << (3 - s->intra_dc_precision);
if (s->intra_vlc_format)
rl = &rl_mpeg2;
rl = &ff_rl_mpeg2;
else
rl = &rl_mpeg1;
rl = &ff_rl_mpeg1;
{
OPEN_READER(re, &s->gb);
@ -1208,7 +1208,7 @@ static int mpeg_decode_init(AVCodecContext *avctx)
s->mpeg_enc_ctx.avctx= avctx;
s->mpeg_enc_ctx.flags= avctx->flags;
s->mpeg_enc_ctx.flags2= avctx->flags2;
common_init(&s->mpeg_enc_ctx);
ff_mpeg12_common_init(&s->mpeg_enc_ctx);
init_vlcs();
s->mpeg_enc_ctx_allocated = 0;
@ -1273,7 +1273,7 @@ static int mpeg_decode_postinit(AVCodecContext *avctx){
avctx->time_base.num= ff_frame_rate_tab[s->frame_rate_index].den;
//mpeg1 aspect
avctx->sample_aspect_ratio= av_d2q(
1.0/mpeg1_aspect[s->aspect_ratio_info], 255);
1.0/ff_mpeg1_aspect[s->aspect_ratio_info], 255);
}else{//mpeg2
//mpeg2 fps
@ -1288,19 +1288,19 @@ static int mpeg_decode_postinit(AVCodecContext *avctx){
if( (s1->pan_scan.width == 0 )||(s1->pan_scan.height == 0) ){
s->avctx->sample_aspect_ratio=
av_div_q(
mpeg2_aspect[s->aspect_ratio_info],
ff_mpeg2_aspect[s->aspect_ratio_info],
(AVRational){s->width, s->height}
);
}else{
s->avctx->sample_aspect_ratio=
av_div_q(
mpeg2_aspect[s->aspect_ratio_info],
ff_mpeg2_aspect[s->aspect_ratio_info],
(AVRational){s1->pan_scan.width, s1->pan_scan.height}
);
}
}else{
s->avctx->sample_aspect_ratio=
mpeg2_aspect[s->aspect_ratio_info];
ff_mpeg2_aspect[s->aspect_ratio_info];
}
}//mpeg2

22
libavcodec/mpeg12data.c
View File

@ -49,17 +49,17 @@ const uint16_t ff_mpeg1_default_non_intra_matrix[64] = {
16, 16, 16, 16, 16, 16, 16, 16,
};
const uint16_t vlc_dc_lum_code[12] = {
const uint16_t ff_mpeg12_vlc_dc_lum_code[12] = {
0x4, 0x0, 0x1, 0x5, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x1ff,
};
const unsigned char vlc_dc_lum_bits[12] = {
const unsigned char ff_mpeg12_vlc_dc_lum_bits[12] = {
3, 2, 2, 3, 3, 4, 5, 6, 7, 8, 9, 9,
};
const uint16_t vlc_dc_chroma_code[12] = {
const uint16_t ff_mpeg12_vlc_dc_chroma_code[12] = {
0x0, 0x1, 0x2, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x3fe, 0x3ff,
};
const unsigned char vlc_dc_chroma_bits[12] = {
const unsigned char ff_mpeg12_vlc_dc_chroma_bits[12] = {
2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10,
};
@ -163,7 +163,7 @@ static const int8_t mpeg1_run[111] = {
25, 26, 27, 28, 29, 30, 31,
};
RLTable rl_mpeg1 = {
RLTable ff_rl_mpeg1 = {
111,
111,
mpeg1_vlc,
@ -171,7 +171,7 @@ RLTable rl_mpeg1 = {
mpeg1_level,
};
RLTable rl_mpeg2 = {
RLTable ff_rl_mpeg2 = {
111,
111,
mpeg2_vlc,
@ -179,7 +179,7 @@ RLTable rl_mpeg2 = {
mpeg1_level,
};
const uint8_t mbAddrIncrTable[36][2] = {
const uint8_t ff_mpeg12_mbAddrIncrTable[36][2] = {
{0x1, 1},
{0x3, 3},
{0x2, 3},
@ -218,7 +218,7 @@ const uint8_t mbAddrIncrTable[36][2] = {
{0x0, 8}, /* end (and 15 more 0 bits should follow) */
};
const uint8_t mbPatTable[64][2] = {
const uint8_t ff_mpeg12_mbPatTable[64][2] = {
{0x1, 9},
{0xb, 5},
{0x9, 5},
@ -285,7 +285,7 @@ const uint8_t mbPatTable[64][2] = {
{0xc, 6}
};
const uint8_t mbMotionVectorTable[17][2] = {
const uint8_t ff_mpeg12_mbMotionVectorTable[17][2] = {
{ 0x1, 1 },
{ 0x1, 2 },
{ 0x1, 3 },
@ -333,7 +333,7 @@ const uint8_t ff_mpeg1_dc_scale_table[128]={
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
};
const float mpeg1_aspect[16]={
const float ff_mpeg1_aspect[16]={
0.0000,
1.0000,
0.6735,
@ -354,7 +354,7 @@ const float mpeg1_aspect[16]={
1.2015,
};
const AVRational mpeg2_aspect[16]={
const AVRational ff_mpeg2_aspect[16]={
{0,1},
{1,1},
{4,3},

22
libavcodec/mpeg12data.h
View File

@ -31,20 +31,20 @@
#include <stdint.h>
#include "mpegvideo.h"
extern const uint16_t vlc_dc_lum_code[12];
extern const unsigned char vlc_dc_lum_bits[12];
extern const uint16_t vlc_dc_chroma_code[12];
extern const unsigned char vlc_dc_chroma_bits[12];
extern const uint16_t ff_mpeg12_vlc_dc_lum_code[12];
extern const unsigned char ff_mpeg12_vlc_dc_lum_bits[12];
extern const uint16_t ff_mpeg12_vlc_dc_chroma_code[12];
extern const unsigned char ff_mpeg12_vlc_dc_chroma_bits[12];
extern RLTable rl_mpeg1;
extern RLTable rl_mpeg2;
extern RLTable ff_rl_mpeg1;
extern RLTable ff_rl_mpeg2;
extern const uint8_t mbAddrIncrTable[36][2];
extern const uint8_t mbPatTable[64][2];
extern const uint8_t ff_mpeg12_mbAddrIncrTable[36][2];
extern const uint8_t ff_mpeg12_mbPatTable[64][2];
extern const uint8_t mbMotionVectorTable[17][2];
extern const uint8_t ff_mpeg12_mbMotionVectorTable[17][2];
extern const float mpeg1_aspect[16];
extern const AVRational mpeg2_aspect[16];
extern const float ff_mpeg1_aspect[16];
extern const AVRational ff_mpeg2_aspect[16];
#endif // AVCODEC_MPEG12DATA_H

64
libavcodec/mpeg12enc.c
View File

@ -212,9 +212,9 @@ static void mpeg1_encode_sequence_header(MpegEncContext *s)
for(i=1; i<15; i++){
float error= aspect_ratio;
if(s->codec_id == CODEC_ID_MPEG1VIDEO || i <=1)
error-= 1.0/mpeg1_aspect[i];
error-= 1.0/ff_mpeg1_aspect[i];
else
error-= av_q2d(mpeg2_aspect[i])*s->height/s->width;
error-= av_q2d(ff_mpeg2_aspect[i])*s->height/s->width;
error= FFABS(error);
@ -312,8 +312,8 @@ static inline void encode_mb_skip_run(MpegEncContext *s, int run){
put_bits(&s->pb, 11, 0x008);
run -= 33;
}
put_bits(&s->pb, mbAddrIncrTable[run][1],
mbAddrIncrTable[run][0]);
put_bits(&s->pb, ff_mpeg12_mbAddrIncrTable[run][1],
ff_mpeg12_mbAddrIncrTable[run][0]);
}
static av_always_inline void put_qscale(MpegEncContext *s)
@ -554,9 +554,9 @@ static av_always_inline void mpeg1_encode_mb_internal(MpegEncContext *s,
}
if(cbp) {
if (s->chroma_y_shift) {
put_bits(&s->pb, mbPatTable[cbp][1], mbPatTable[cbp][0]);
put_bits(&s->pb, ff_mpeg12_mbPatTable[cbp][1], ff_mpeg12_mbPatTable[cbp][0]);
} else {
put_bits(&s->pb, mbPatTable[cbp>>2][1], mbPatTable[cbp>>2][0]);
put_bits(&s->pb, ff_mpeg12_mbPatTable[cbp>>2][1], ff_mpeg12_mbPatTable[cbp>>2][0]);
put_bits(&s->pb, 2, cbp & 3);
}
}
@ -639,9 +639,9 @@ static av_always_inline void mpeg1_encode_mb_internal(MpegEncContext *s,
s->mv_bits += get_bits_diff(s);
if(cbp) {
if (s->chroma_y_shift) {
put_bits(&s->pb, mbPatTable[cbp][1], mbPatTable[cbp][0]);
put_bits(&s->pb, ff_mpeg12_mbPatTable[cbp][1], ff_mpeg12_mbPatTable[cbp][0]);
} else {
put_bits(&s->pb, mbPatTable[cbp>>2][1], mbPatTable[cbp>>2][0]);
put_bits(&s->pb, ff_mpeg12_mbPatTable[cbp>>2][1], ff_mpeg12_mbPatTable[cbp>>2][0]);
put_bits(&s->pb, 2, cbp & 3);
}
}
@ -674,8 +674,8 @@ static void mpeg1_encode_motion(MpegEncContext *s, int val, int f_or_b_code)
/* zero vector */
code = 0;
put_bits(&s->pb,
mbMotionVectorTable[0][1],
mbMotionVectorTable[0][0]);
ff_mpeg12_mbMotionVectorTable[0][1],
ff_mpeg12_mbMotionVectorTable[0][0]);
} else {
bit_size = f_or_b_code - 1;
range = 1 << bit_size;
@ -699,8 +699,8 @@ static void mpeg1_encode_motion(MpegEncContext *s, int val, int f_or_b_code)
assert(code > 0 && code <= 16);
put_bits(&s->pb,
mbMotionVectorTable[code][1],
mbMotionVectorTable[code][0]);
ff_mpeg12_mbMotionVectorTable[code][1],
ff_mpeg12_mbMotionVectorTable[code][0]);
put_bits(&s->pb, 1, sign);
if (bit_size > 0) {
@ -713,7 +713,7 @@ void ff_mpeg1_encode_init(MpegEncContext *s)
{
static int done=0;
common_init(s);
ff_mpeg12_common_init(s);
if(!done){
int f_code;
@ -721,18 +721,18 @@ void ff_mpeg1_encode_init(MpegEncContext *s)
int i;
done=1;
init_rl(&rl_mpeg1, static_rl_table_store[0]);
init_rl(&rl_mpeg2, static_rl_table_store[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]);
for(i=0; i<64; i++)
{
mpeg1_max_level[0][i]= rl_mpeg1.max_level[0][i];
mpeg1_index_run[0][i]= rl_mpeg1.index_run[0][i];
mpeg1_max_level[0][i]= ff_rl_mpeg1.max_level[0][i];
mpeg1_index_run[0][i]= ff_rl_mpeg1.index_run[0][i];
}
init_uni_ac_vlc(&rl_mpeg1, uni_mpeg1_ac_vlc_len);
init_uni_ac_vlc(&ff_rl_mpeg1, uni_mpeg1_ac_vlc_len);
if(s->intra_vlc_format)
init_uni_ac_vlc(&rl_mpeg2, uni_mpeg2_ac_vlc_len);
init_uni_ac_vlc(&ff_rl_mpeg2, uni_mpeg2_ac_vlc_len);
/* build unified dc encoding tables */
for(i=-255; i<256; i++)
@ -745,12 +745,12 @@ void ff_mpeg1_encode_init(MpegEncContext *s)
if(diff<0) diff--;
index = av_log2(2*adiff);
bits= vlc_dc_lum_bits[index] + index;
code= (vlc_dc_lum_code[index]<<index) + (diff & ((1 << index) - 1));
bits= ff_mpeg12_vlc_dc_lum_bits[index] + index;
code= (ff_mpeg12_vlc_dc_lum_code[index]<<index) + (diff & ((1 << index) - 1));
mpeg1_lum_dc_uni[i+255]= bits + (code<<8);
bits= vlc_dc_chroma_bits[index] + index;
code= (vlc_dc_chroma_code[index]<<index) + (diff & ((1 << index) - 1));
bits= ff_mpeg12_vlc_dc_chroma_bits[index] + index;
code= (ff_mpeg12_vlc_dc_chroma_code[index]<<index) + (diff & ((1 << index) - 1));
mpeg1_chr_dc_uni[i+255]= bits + (code<<8);
}
@ -758,7 +758,7 @@ void ff_mpeg1_encode_init(MpegEncContext *s)
for(mv=-MAX_MV; mv<=MAX_MV; mv++){
int len;
if(mv==0) len= mbMotionVectorTable[0][1];
if(mv==0) len= ff_mpeg12_mbMotionVectorTable[0][1];
else{
int val, bit_size, range, code;
@ -771,9 +771,9 @@ void ff_mpeg1_encode_init(MpegEncContext *s)
val--;
code = (val >> bit_size) + 1;
if(code<17){
len= mbMotionVectorTable[code][1] + 1 + bit_size;
len= ff_mpeg12_mbMotionVectorTable[code][1] + 1 + bit_size;
}else{
len= mbMotionVectorTable[16][1] + 2 + bit_size;
len= ff_mpeg12_mbMotionVectorTable[16][1] + 2 + bit_size;
}
}
@ -822,13 +822,13 @@ static inline void encode_dc(MpegEncContext *s, int diff, int component)
if (component == 0) {
put_bits(
&s->pb,
vlc_dc_lum_bits[index] + index,
(vlc_dc_lum_code[index]<<index) + (diff & ((1 << index) - 1)));
ff_mpeg12_vlc_dc_lum_bits[index] + index,
(ff_mpeg12_vlc_dc_lum_code[index]<<index) + (diff & ((1 << index) - 1)));
}else{
put_bits(
&s->pb,
vlc_dc_chroma_bits[index] + index,
(vlc_dc_chroma_code[index]<<index) + (diff & ((1 << index) - 1)));
ff_mpeg12_vlc_dc_chroma_bits[index] + index,
(ff_mpeg12_vlc_dc_chroma_code[index]<<index) + (diff & ((1 << index) - 1)));
}
}else{
if (component == 0) {
@ -851,7 +851,7 @@ static void mpeg1_encode_block(MpegEncContext *s,
{
int alevel, level, last_non_zero, dc, diff, i, j, run, last_index, sign;
int code, component;
const uint16_t (*table_vlc)[2] = rl_mpeg1.table_vlc;
const uint16_t (*table_vlc)[2] = ff_rl_mpeg1.table_vlc;
last_index = s->block_last_index[n];
@ -864,7 +864,7 @@ static void mpeg1_encode_block(MpegEncContext *s,
s->last_dc[component] = dc;
i = 1;
if (s->intra_vlc_format)
table_vlc = rl_mpeg2.table_vlc;
table_vlc = ff_rl_mpeg2.table_vlc;
} else {
/* encode the first coefficient : needs to be done here because
it is handled slightly differently */