diff --git a/libavcodec/4xm.c b/libavcodec/4xm.c
index 85795f96ee..3ee41f3907 100644
--- a/libavcodec/4xm.c
+++ b/libavcodec/4xm.c
@@ -29,6 +29,7 @@
 #include "bytestream.h"
 #include "dsputil.h"
 #include "get_bits.h"
+#include "internal.h"
 
 #include "libavutil/avassert.h"
 
@@ -896,7 +897,7 @@ static int decode_frame(AVCodecContext *avctx, void *data,
     } else if (frame_4cc == AV_RL32("pfrm") || frame_4cc == AV_RL32("pfr2")) {
         if (!f->last_picture.data[0]) {
             f->last_picture.reference = 3;
-            if (avctx->get_buffer(avctx, &f->last_picture) < 0) {
+            if (ff_get_buffer(avctx, &f->last_picture) < 0) {
                 av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
                 return -1;
             }
diff --git a/libavcodec/8bps.c b/libavcodec/8bps.c
index f895ed39a8..d450569bc6 100644
--- a/libavcodec/8bps.c
+++ b/libavcodec/8bps.c
@@ -38,6 +38,7 @@
 #include "libavutil/internal.h"
 #include "libavutil/intreadwrite.h"
 #include "avcodec.h"
+#include "internal.h"
 
 
 static const enum AVPixelFormat pixfmt_rgb24[] = {
@@ -82,7 +83,7 @@ static int decode_frame(AVCodecContext *avctx, void *data,
 
     c->pic.reference    = 0;
     c->pic.buffer_hints = FF_BUFFER_HINTS_VALID;
-    if (avctx->get_buffer(avctx, &c->pic) < 0){
+    if (ff_get_buffer(avctx, &c->pic) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/8svx.c b/libavcodec/8svx.c
index 618ae872cc..4bbbeb139f 100644
--- a/libavcodec/8svx.c
+++ b/libavcodec/8svx.c
@@ -39,6 +39,7 @@
 
 #include "libavutil/avassert.h"
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/common.h"
 
 /** decoder context */
@@ -135,7 +136,7 @@ static int eightsvx_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     esc->frame.nb_samples = buf_size * 2;
-    if ((ret = avctx->get_buffer(avctx, &esc->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &esc->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/aacdec.c b/libavcodec/aacdec.c
index 719426c8e4..d191e4132f 100644
--- a/libavcodec/aacdec.c
+++ b/libavcodec/aacdec.c
@@ -185,7 +185,7 @@ static int frame_configure_elements(AVCodecContext *avctx)
 
     /* get output buffer */
     ac->frame.nb_samples = 2048;
-    if ((ret = avctx->get_buffer(avctx, &ac->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &ac->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/ac3dec.c b/libavcodec/ac3dec.c
index 7fb380ca87..66f8a4d5d9 100644
--- a/libavcodec/ac3dec.c
+++ b/libavcodec/ac3dec.c
@@ -1379,7 +1379,7 @@ static int ac3_decode_frame(AVCodecContext * avctx, void *data,
     /* get output buffer */
     avctx->channels = s->out_channels;
     s->frame.nb_samples = s->num_blocks * 256;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/adpcm.c b/libavcodec/adpcm.c
index fd308a9ab9..bf26186d33 100644
--- a/libavcodec/adpcm.c
+++ b/libavcodec/adpcm.c
@@ -23,6 +23,7 @@
 #include "bytestream.h"
 #include "adpcm.h"
 #include "adpcm_data.h"
+#include "internal.h"
 
 /**
  * @file
@@ -639,7 +640,7 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     c->frame.nb_samples = nb_samples;
-    if ((ret = avctx->get_buffer(avctx, &c->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &c->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/adxdec.c b/libavcodec/adxdec.c
index 901d717cdf..0130628af7 100644
--- a/libavcodec/adxdec.c
+++ b/libavcodec/adxdec.c
@@ -23,6 +23,7 @@
 #include "avcodec.h"
 #include "adx.h"
 #include "get_bits.h"
+#include "internal.h"
 
 /**
  * @file
@@ -143,7 +144,7 @@ static int adx_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     c->frame.nb_samples = num_blocks * BLOCK_SAMPLES;
-    if ((ret = avctx->get_buffer(avctx, &c->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &c->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/alac.c b/libavcodec/alac.c
index 49ccaac67f..23beb5d363 100644
--- a/libavcodec/alac.c
+++ b/libavcodec/alac.c
@@ -49,6 +49,7 @@
 #include "avcodec.h"
 #include "get_bits.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "unary.h"
 #include "mathops.h"
 
@@ -323,7 +324,7 @@ static int decode_element(AVCodecContext *avctx, void *data, int ch_index,
     if (!alac->nb_samples) {
         /* get output buffer */
         alac->frame.nb_samples = output_samples;
-        if ((ret = avctx->get_buffer(avctx, &alac->frame)) < 0) {
+        if ((ret = ff_get_buffer(avctx, &alac->frame)) < 0) {
             av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return ret;
         }
diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c
index 69e66d6f7f..3428f2c89b 100644
--- a/libavcodec/alsdec.c
+++ b/libavcodec/alsdec.c
@@ -36,6 +36,7 @@
 #include "bytestream.h"
 #include "bgmc.h"
 #include "dsputil.h"
+#include "internal.h"
 #include "libavutil/samplefmt.h"
 #include "libavutil/crc.h"
 
@@ -1462,7 +1463,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr,
 
     /* get output buffer */
     ctx->frame.nb_samples = ctx->cur_frame_length;
-    if ((ret = avctx->get_buffer(avctx, &ctx->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &ctx->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/amrnbdec.c b/libavcodec/amrnbdec.c
index 0057959361..40bc2530e6 100644
--- a/libavcodec/amrnbdec.c
+++ b/libavcodec/amrnbdec.c
@@ -55,6 +55,7 @@
 #include "acelp_pitch_delay.h"
 #include "lsp.h"
 #include "amr.h"
+#include "internal.h"
 
 #include "amrnbdata.h"
 
@@ -965,7 +966,7 @@ static int amrnb_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     p->avframe.nb_samples = AMR_BLOCK_SIZE;
-    if ((ret = avctx->get_buffer(avctx, &p->avframe)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &p->avframe)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/amrwbdec.c b/libavcodec/amrwbdec.c
index 468ffa0716..fa910466d4 100644
--- a/libavcodec/amrwbdec.c
+++ b/libavcodec/amrwbdec.c
@@ -36,6 +36,7 @@
 #include "acelp_filters.h"
 #include "acelp_vectors.h"
 #include "acelp_pitch_delay.h"
+#include "internal.h"
 
 #define AMR_USE_16BIT_TABLES
 #include "amr.h"
@@ -1113,7 +1114,7 @@ static int amrwb_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     ctx->avframe.nb_samples = 4 * AMRWB_SFR_SIZE_16k;
-    if ((ret = avctx->get_buffer(avctx, &ctx->avframe)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &ctx->avframe)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/ansi.c b/libavcodec/ansi.c
index d84b395301..961c57b5f2 100644
--- a/libavcodec/ansi.c
+++ b/libavcodec/ansi.c
@@ -29,6 +29,7 @@
 #include "libavutil/xga_font_data.h"
 #include "avcodec.h"
 #include "cga_data.h"
+#include "internal.h"
 
 #define ATTR_BOLD         0x01  /**< Bold/Bright-foreground (mode 1) */
 #define ATTR_FAINT        0x02  /**< Faint (mode 2) */
@@ -242,7 +243,7 @@ static int execute_code(AVCodecContext * avctx, int c)
             if (s->frame.data[0])
                 avctx->release_buffer(avctx, &s->frame);
             avcodec_set_dimensions(avctx, width, height);
-            ret = avctx->get_buffer(avctx, &s->frame);
+            ret = ff_get_buffer(avctx, &s->frame);
             if (ret < 0) {
                 av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
                 return ret;
diff --git a/libavcodec/apedec.c b/libavcodec/apedec.c
index a85d355254..214679634c 100644
--- a/libavcodec/apedec.c
+++ b/libavcodec/apedec.c
@@ -26,6 +26,7 @@
 #include "avcodec.h"
 #include "dsputil.h"
 #include "bytestream.h"
+#include "internal.h"
 
 /**
  * @file
@@ -906,7 +907,7 @@ static int ape_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = blockstodecode;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/asvdec.c b/libavcodec/asvdec.c
index b9686a2aeb..127d37a670 100644
--- a/libavcodec/asvdec.c
+++ b/libavcodec/asvdec.c
@@ -30,6 +30,7 @@
 #include "avcodec.h"
 #include "put_bits.h"
 #include "dsputil.h"
+#include "internal.h"
 #include "mathops.h"
 #include "mpeg12data.h"
 
@@ -191,7 +192,7 @@ static int decode_frame(AVCodecContext *avctx,
         avctx->release_buffer(avctx, p);
 
     p->reference= 0;
-    if(avctx->get_buffer(avctx, p) < 0){
+    if(ff_get_buffer(avctx, p) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/atrac1.c b/libavcodec/atrac1.c
index 1ba5593f02..e5b5b10771 100644
--- a/libavcodec/atrac1.c
+++ b/libavcodec/atrac1.c
@@ -36,6 +36,7 @@
 #include "get_bits.h"
 #include "dsputil.h"
 #include "fft.h"
+#include "internal.h"
 #include "sinewin.h"
 
 #include "atrac.h"
@@ -286,7 +287,7 @@ static int atrac1_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     q->frame.nb_samples = AT1_SU_SAMPLES;
-    if ((ret = avctx->get_buffer(avctx, &q->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &q->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/atrac3.c b/libavcodec/atrac3.c
index 052bef0e1c..56efa19466 100644
--- a/libavcodec/atrac3.c
+++ b/libavcodec/atrac3.c
@@ -43,6 +43,7 @@
 #include "fft.h"
 #include "fmtconvert.h"
 #include "get_bits.h"
+#include "internal.h"
 
 #include "atrac.h"
 #include "atrac3data.h"
@@ -812,7 +813,7 @@ static int atrac3_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     q->frame.nb_samples = SAMPLES_PER_FRAME;
-    if ((ret = avctx->get_buffer(avctx, &q->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &q->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/aura.c b/libavcodec/aura.c
index 669ef480e0..39d5235190 100644
--- a/libavcodec/aura.c
+++ b/libavcodec/aura.c
@@ -24,6 +24,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/internal.h"
 
 typedef struct AuraDecodeContext {
@@ -73,7 +74,7 @@ static int aura_decode_frame(AVCodecContext *avctx,
 
     s->frame.buffer_hints = FF_BUFFER_HINTS_VALID;
     s->frame.reference = 0;
-    if(avctx->get_buffer(avctx, &s->frame) < 0) {
+    if(ff_get_buffer(avctx, &s->frame) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/avrndec.c b/libavcodec/avrndec.c
index 2205a422e2..187dad5398 100644
--- a/libavcodec/avrndec.c
+++ b/libavcodec/avrndec.c
@@ -20,6 +20,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "mjpeg.h"
 #include "mjpegdec.h"
 #include "libavutil/imgutils.h"
@@ -99,7 +100,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
         return AVERROR_INVALIDDATA;
     }
 
-    if((ret = avctx->get_buffer(avctx, p)) < 0){
+    if((ret = ff_get_buffer(avctx, p)) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/avuidec.c b/libavcodec/avuidec.c
index 52d8090109..7aa30ff8ff 100644
--- a/libavcodec/avuidec.c
+++ b/libavcodec/avuidec.c
@@ -21,6 +21,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/intreadwrite.h"
 
 static av_cold int avui_decode_init(AVCodecContext *avctx)
@@ -79,7 +80,7 @@ static int avui_decode_frame(AVCodecContext *avctx, void *data,
 
     pic->reference = 0;
 
-    if (avctx->get_buffer(avctx, pic) < 0) {
+    if (ff_get_buffer(avctx, pic) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
         return AVERROR(ENOMEM);
     }
diff --git a/libavcodec/bfi.c b/libavcodec/bfi.c
index f7df68e527..33f9e41952 100644
--- a/libavcodec/bfi.c
+++ b/libavcodec/bfi.c
@@ -29,6 +29,7 @@
 #include "libavutil/common.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 typedef struct BFIContext {
     AVCodecContext *avctx;
@@ -63,7 +64,7 @@ static int bfi_decode_frame(AVCodecContext *avctx, void *data,
 
     bfi->frame.reference = 3;
 
-    if (avctx->get_buffer(avctx, &bfi->frame) < 0) {
+    if (ff_get_buffer(avctx, &bfi->frame) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/bink.c b/libavcodec/bink.c
index bb202ca60a..6250e267ca 100644
--- a/libavcodec/bink.c
+++ b/libavcodec/bink.c
@@ -25,6 +25,7 @@
 #include "dsputil.h"
 #include "binkdata.h"
 #include "binkdsp.h"
+#include "internal.h"
 #include "mathops.h"
 
 #define BITSTREAM_READER_LE
@@ -1180,7 +1181,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
         if(c->pic.data[0])
             avctx->release_buffer(avctx, &c->pic);
 
-        if(avctx->get_buffer(avctx, &c->pic) < 0){
+        if(ff_get_buffer(avctx, &c->pic) < 0){
             av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return -1;
         }
diff --git a/libavcodec/binkaudio.c b/libavcodec/binkaudio.c
index a1a91ebfb0..6fe14df52f 100644
--- a/libavcodec/binkaudio.c
+++ b/libavcodec/binkaudio.c
@@ -36,6 +36,7 @@
 #include "dct.h"
 #include "rdft.h"
 #include "fmtconvert.h"
+#include "internal.h"
 #include "libavutil/intfloat.h"
 
 extern const uint16_t ff_wma_critical_freqs[25];
@@ -321,7 +322,7 @@ static int decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = s->frame_len;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/bmp.c b/libavcodec/bmp.c
index 9aee3756f1..3dec91d7cd 100644
--- a/libavcodec/bmp.c
+++ b/libavcodec/bmp.c
@@ -22,6 +22,7 @@
 #include "avcodec.h"
 #include "bytestream.h"
 #include "bmp.h"
+#include "internal.h"
 #include "msrledec.h"
 
 static av_cold int bmp_decode_init(AVCodecContext *avctx){
@@ -208,7 +209,7 @@ static int bmp_decode_frame(AVCodecContext *avctx,
         avctx->release_buffer(avctx, p);
 
     p->reference = 0;
-    if(avctx->get_buffer(avctx, p) < 0){
+    if(ff_get_buffer(avctx, p) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/bmv.c b/libavcodec/bmv.c
index fa44c6ceff..da9b8aaba6 100644
--- a/libavcodec/bmv.c
+++ b/libavcodec/bmv.c
@@ -19,10 +19,11 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include "libavutil/avassert.h"
 #include "libavutil/channel_layout.h"
 #include "avcodec.h"
 #include "bytestream.h"
-#include "libavutil/avassert.h"
+#include "internal.h"
 
 enum BMVFlags{
     BMV_NOP = 0,
@@ -244,7 +245,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
         avctx->release_buffer(avctx, &c->pic);
 
     c->pic.reference = 3;
-    if ((ret = avctx->get_buffer(avctx, &c->pic)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &c->pic)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
@@ -342,7 +343,7 @@ static int bmv_aud_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     c->frame.nb_samples = total_blocks * 32;
-    if ((ret = avctx->get_buffer(avctx, &c->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &c->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/brender_pix.c b/libavcodec/brender_pix.c
index 886e8fbfe6..92bc8b4e1b 100644
--- a/libavcodec/brender_pix.c
+++ b/libavcodec/brender_pix.c
@@ -28,6 +28,7 @@
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 typedef struct BRPixContext {
     AVFrame frame;
@@ -151,7 +152,7 @@ static int brpix_decode_frame(AVCodecContext *avctx,
     if (hdr.width != avctx->width || hdr.height != avctx->height)
         avcodec_set_dimensions(avctx, hdr.width, hdr.height);
 
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/cavsdec.c b/libavcodec/cavsdec.c
index 02d0d81460..a8a4d6b649 100644
--- a/libavcodec/cavsdec.c
+++ b/libavcodec/cavsdec.c
@@ -30,6 +30,7 @@
 #include "get_bits.h"
 #include "golomb.h"
 #include "cavs.h"
+#include "internal.h"
 
 static const uint8_t mv_scan[4] = {
     MV_FWD_X0,MV_FWD_X1,
@@ -962,7 +963,7 @@ static int decode_pic(AVSContext *h) {
     if(h->picture.f.data[0])
         s->avctx->release_buffer(s->avctx, &h->picture.f);
 
-    s->avctx->get_buffer(s->avctx, &h->picture.f);
+    ff_get_buffer(s->avctx, &h->picture.f);
     ff_cavs_init_pic(h);
     h->picture.poc = get_bits(&s->gb,8)*2;
 
diff --git a/libavcodec/cdgraphics.c b/libavcodec/cdgraphics.c
index eb315321ce..d5ea6e765d 100644
--- a/libavcodec/cdgraphics.c
+++ b/libavcodec/cdgraphics.c
@@ -21,6 +21,7 @@
 
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 /**
  * @file
@@ -337,7 +338,7 @@ static int cdg_decode_frame(AVCodecContext *avctx,
             }
 
             cdg_init_frame(&new_frame);
-            ret = avctx->get_buffer(avctx, &new_frame);
+            ret = ff_get_buffer(avctx, &new_frame);
             if (ret) {
                 av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
                 return ret;
diff --git a/libavcodec/cdxl.c b/libavcodec/cdxl.c
index 1708266393..3a41805d99 100644
--- a/libavcodec/cdxl.c
+++ b/libavcodec/cdxl.c
@@ -25,6 +25,7 @@
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 
 #define BIT_PLANAR   0x00
 #define CHUNKY       0x20
@@ -264,7 +265,7 @@ static int cdxl_decode_frame(AVCodecContext *avctx, void *data,
         avctx->release_buffer(avctx, p);
 
     p->reference = 0;
-    if ((ret = avctx->get_buffer(avctx, p)) < 0) {
+    if ((ret = ff_get_buffer(avctx, p)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/cljr.c b/libavcodec/cljr.c
index 87c8fc24fb..e240026536 100644
--- a/libavcodec/cljr.c
+++ b/libavcodec/cljr.c
@@ -74,7 +74,7 @@ static int decode_frame(AVCodecContext *avctx,
     }
 
     p->reference = 0;
-    if ((ret = avctx->get_buffer(avctx, p)) < 0) {
+    if ((ret = ff_get_buffer(avctx, p)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/cllc.c b/libavcodec/cllc.c
index b58833134d..d14de6080c 100644
--- a/libavcodec/cllc.c
+++ b/libavcodec/cllc.c
@@ -24,6 +24,7 @@
 #include "dsputil.h"
 #include "get_bits.h"
 #include "avcodec.h"
+#include "internal.h"
 
 typedef struct CLLCContext {
     DSPContext dsp;
@@ -333,7 +334,7 @@ static int cllc_decode_frame(AVCodecContext *avctx, void *data,
         avctx->pix_fmt             = AV_PIX_FMT_RGB24;
         avctx->bits_per_raw_sample = 8;
 
-        ret = avctx->get_buffer(avctx, pic);
+        ret = ff_get_buffer(avctx, pic);
         if (ret < 0) {
             av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
             return ret;
@@ -348,7 +349,7 @@ static int cllc_decode_frame(AVCodecContext *avctx, void *data,
         avctx->pix_fmt             = AV_PIX_FMT_ARGB;
         avctx->bits_per_raw_sample = 8;
 
-        ret = avctx->get_buffer(avctx, pic);
+        ret = ff_get_buffer(avctx, pic);
         if (ret < 0) {
             av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
             return ret;
diff --git a/libavcodec/cngdec.c b/libavcodec/cngdec.c
index 9b6dfef08e..d2b1257af9 100644
--- a/libavcodec/cngdec.c
+++ b/libavcodec/cngdec.c
@@ -24,6 +24,7 @@
 #include "libavutil/common.h"
 #include "avcodec.h"
 #include "celp_filters.h"
+#include "internal.h"
 #include "libavutil/lfg.h"
 
 typedef struct CNGContext {
@@ -144,7 +145,7 @@ static int cng_decode_frame(AVCodecContext *avctx, void *data,
                                  p->excitation, avctx->frame_size, p->order);
 
     p->avframe.nb_samples = avctx->frame_size;
-    if ((ret = avctx->get_buffer(avctx, &p->avframe)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &p->avframe)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/cook.c b/libavcodec/cook.c
index 63f6be29b8..4117cee1f9 100644
--- a/libavcodec/cook.c
+++ b/libavcodec/cook.c
@@ -49,6 +49,7 @@
 #include "dsputil.h"
 #include "bytestream.h"
 #include "fft.h"
+#include "internal.h"
 #include "sinewin.h"
 
 #include "cookdata.h"
@@ -969,7 +970,7 @@ static int cook_decode_frame(AVCodecContext *avctx, void *data,
     /* get output buffer */
     if (q->discarded_packets >= 2) {
         q->frame.nb_samples = q->samples_per_channel;
-        if ((ret = avctx->get_buffer(avctx, &q->frame)) < 0) {
+        if ((ret = ff_get_buffer(avctx, &q->frame)) < 0) {
             av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return ret;
         }
diff --git a/libavcodec/crystalhd.c b/libavcodec/crystalhd.c
index bf846d31dd..d18243c128 100644
--- a/libavcodec/crystalhd.c
+++ b/libavcodec/crystalhd.c
@@ -85,6 +85,7 @@
 
 #include "avcodec.h"
 #include "h264.h"
+#include "internal.h"
 #include "libavutil/imgutils.h"
 #include "libavutil/intreadwrite.h"
 #include "libavutil/opt.h"
@@ -642,7 +643,7 @@ static inline CopyRet copy_frame(AVCodecContext *avctx,
     priv->pic.buffer_hints = FF_BUFFER_HINTS_VALID | FF_BUFFER_HINTS_PRESERVE |
                              FF_BUFFER_HINTS_REUSABLE;
     if (!priv->pic.data[0]) {
-        if (avctx->get_buffer(avctx, &priv->pic) < 0) {
+        if (ff_get_buffer(avctx, &priv->pic) < 0) {
             av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return RET_ERROR;
         }
diff --git a/libavcodec/cscd.c b/libavcodec/cscd.c
index 8ba5de3326..12dc1e3a09 100644
--- a/libavcodec/cscd.c
+++ b/libavcodec/cscd.c
@@ -22,6 +22,7 @@
 #include <stdlib.h>
 
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/common.h"
 
 #if CONFIG_ZLIB
diff --git a/libavcodec/cyuv.c b/libavcodec/cyuv.c
index 74c10777c1..5d49e45f39 100644
--- a/libavcodec/cyuv.c
+++ b/libavcodec/cyuv.c
@@ -34,6 +34,7 @@
 
 #include "avcodec.h"
 #include "dsputil.h"
+#include "internal.h"
 #include "libavutil/internal.h"
 
 
@@ -110,7 +111,7 @@ static int cyuv_decode_frame(AVCodecContext *avctx,
 
     s->frame.buffer_hints = FF_BUFFER_HINTS_VALID;
     s->frame.reference = 0;
-    if (avctx->get_buffer(avctx, &s->frame) < 0) {
+    if (ff_get_buffer(avctx, &s->frame) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/dcadec.c b/libavcodec/dcadec.c
index acbabd64cc..59c1e6e3ea 100644
--- a/libavcodec/dcadec.c
+++ b/libavcodec/dcadec.c
@@ -45,6 +45,7 @@
 #include "synth_filter.h"
 #include "dcadsp.h"
 #include "fmtconvert.h"
+#include "internal.h"
 
 #if ARCH_ARM
 #   include "arm/dca.h"
@@ -2352,7 +2353,7 @@ static int dca_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = 256 * (s->sample_blocks / 8);
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/dfa.c b/libavcodec/dfa.c
index 548a649fa1..133d7639fb 100644
--- a/libavcodec/dfa.c
+++ b/libavcodec/dfa.c
@@ -23,6 +23,7 @@
 #include "libavutil/avassert.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 #include "libavutil/imgutils.h"
 #include "libavutil/mem.h"
@@ -327,7 +328,7 @@ static int dfa_decode_frame(AVCodecContext *avctx,
     if (s->pic.data[0])
         avctx->release_buffer(avctx, &s->pic);
 
-    if ((ret = avctx->get_buffer(avctx, &s->pic))) {
+    if ((ret = ff_get_buffer(avctx, &s->pic))) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/diracdec.c b/libavcodec/diracdec.c
index 6e814913d5..571989aa64 100644
--- a/libavcodec/diracdec.c
+++ b/libavcodec/diracdec.c
@@ -30,6 +30,7 @@
 #include "dsputil.h"
 #include "get_bits.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "golomb.h"
 #include "dirac_arith.h"
 #include "mpeg12data.h"
@@ -1668,7 +1669,7 @@ static int dirac_decode_picture_header(DiracContext *s)
             for (j = 0; j < MAX_FRAMES; j++)
                 if (!s->all_frames[j].avframe.data[0]) {
                     s->ref_pics[i] = &s->all_frames[j];
-                    s->avctx->get_buffer(s->avctx, &s->ref_pics[i]->avframe);
+                    ff_get_buffer(s->avctx, &s->ref_pics[i]->avframe);
                     break;
                 }
     }
@@ -1806,7 +1807,7 @@ static int dirac_decode_data_unit(AVCodecContext *avctx, const uint8_t *buf, int
         pic->avframe.key_frame = s->num_refs == 0;             /* [DIRAC_STD] is_intra()      */
         pic->avframe.pict_type = s->num_refs + 1;              /* Definition of AVPictureType in avutil.h */
 
-        if (avctx->get_buffer(avctx, &pic->avframe) < 0) {
+        if (ff_get_buffer(avctx, &pic->avframe) < 0) {
             av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return -1;
         }
diff --git a/libavcodec/dnxhddec.c b/libavcodec/dnxhddec.c
index 4f3968aaa7..50aa303a17 100644
--- a/libavcodec/dnxhddec.c
+++ b/libavcodec/dnxhddec.c
@@ -30,6 +30,7 @@
 #include "get_bits.h"
 #include "dnxhddata.h"
 #include "dsputil.h"
+#include "internal.h"
 #include "thread.h"
 
 typedef struct DNXHDContext {
diff --git a/libavcodec/dpcm.c b/libavcodec/dpcm.c
index c9c45c61b8..5fa9778ff6 100644
--- a/libavcodec/dpcm.c
+++ b/libavcodec/dpcm.c
@@ -40,6 +40,7 @@
 #include "libavutil/intreadwrite.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "mathops.h"
 
 typedef struct DPCMContext {
@@ -213,7 +214,7 @@ static int dpcm_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = (out + avctx->channels - 1) / avctx->channels;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/dpx.c b/libavcodec/dpx.c
index 4d09efe543..c2b307670c 100644
--- a/libavcodec/dpx.c
+++ b/libavcodec/dpx.c
@@ -23,6 +23,7 @@
 #include "libavutil/imgutils.h"
 #include "bytestream.h"
 #include "avcodec.h"
+#include "internal.h"
 
 typedef struct DPXContext {
     AVFrame picture;
@@ -187,7 +188,7 @@ static int decode_frame(AVCodecContext *avctx,
 
     if (s->picture.data[0])
         avctx->release_buffer(avctx, &s->picture);
-    if (avctx->get_buffer(avctx, p) < 0) {
+    if (ff_get_buffer(avctx, p) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/dsicinav.c b/libavcodec/dsicinav.c
index 0290f5ab11..dd475896eb 100644
--- a/libavcodec/dsicinav.c
+++ b/libavcodec/dsicinav.c
@@ -27,6 +27,7 @@
 #include "libavutil/channel_layout.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "mathops.h"
 
 
@@ -365,7 +366,7 @@ static int cinaudio_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     cin->frame.nb_samples = avpkt->size - cin->initial_decode_frame;
-    if ((ret = avctx->get_buffer(avctx, &cin->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &cin->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/dvdec.c b/libavcodec/dvdec.c
index d3a12347b3..ac820bd51f 100644
--- a/libavcodec/dvdec.c
+++ b/libavcodec/dvdec.c
@@ -39,6 +39,7 @@
 #include "libavutil/pixdesc.h"
 #include "avcodec.h"
 #include "dsputil.h"
+#include "internal.h"
 #include "get_bits.h"
 #include "put_bits.h"
 #include "simple_idct.h"
@@ -336,7 +337,7 @@ static int dvvideo_decode_frame(AVCodecContext *avctx,
     avctx->pix_fmt   = s->sys->pix_fmt;
     avctx->time_base = s->sys->time_base;
     avcodec_set_dimensions(avctx, s->sys->width, s->sys->height);
-    if (avctx->get_buffer(avctx, &s->picture) < 0) {
+    if (ff_get_buffer(avctx, &s->picture) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/dxa.c b/libavcodec/dxa.c
index cf8ce0c46f..d57398b8fb 100644
--- a/libavcodec/dxa.c
+++ b/libavcodec/dxa.c
@@ -30,6 +30,7 @@
 #include "libavutil/common.h"
 #include "libavutil/intreadwrite.h"
 #include "avcodec.h"
+#include "internal.h"
 
 #include <zlib.h>
 
@@ -215,7 +216,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
         buf_size -= 768+4;
     }
 
-    if(avctx->get_buffer(avctx, &c->pic) < 0){
+    if(ff_get_buffer(avctx, &c->pic) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/dxtory.c b/libavcodec/dxtory.c
index da43c47003..4ee364bab1 100644
--- a/libavcodec/dxtory.c
+++ b/libavcodec/dxtory.c
@@ -21,6 +21,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/common.h"
 #include "libavutil/intreadwrite.h"
 
@@ -52,7 +53,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
     }
 
     pic->reference = 0;
-    if ((ret = avctx->get_buffer(avctx, pic)) < 0)
+    if ((ret = ff_get_buffer(avctx, pic)) < 0)
         return ret;
 
     pic->pict_type = AV_PICTURE_TYPE_I;
diff --git a/libavcodec/eacmv.c b/libavcodec/eacmv.c
index d3de7cac29..c537e95be0 100644
--- a/libavcodec/eacmv.c
+++ b/libavcodec/eacmv.c
@@ -32,6 +32,7 @@
 #include "libavutil/intreadwrite.h"
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
+#include "internal.h"
 
 typedef struct CmvContext {
     AVCodecContext *avctx;
@@ -183,7 +184,7 @@ static int cmv_decode_frame(AVCodecContext *avctx,
     s->frame.buffer_hints = FF_BUFFER_HINTS_VALID |
                             FF_BUFFER_HINTS_READABLE |
                             FF_BUFFER_HINTS_PRESERVE;
-    if (avctx->get_buffer(avctx, &s->frame)<0) {
+    if (ff_get_buffer(avctx, &s->frame)<0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/eamad.c b/libavcodec/eamad.c
index 0dad58b54a..25316172a1 100644
--- a/libavcodec/eamad.c
+++ b/libavcodec/eamad.c
@@ -33,6 +33,7 @@
 #include "dsputil.h"
 #include "aandcttab.h"
 #include "eaidct.h"
+#include "internal.h"
 #include "mpeg12.h"
 #include "mpeg12data.h"
 #include "libavutil/imgutils.h"
@@ -269,7 +270,7 @@ static int decode_frame(AVCodecContext *avctx,
 
     s->frame.reference = 3;
     if (!s->frame.data[0]) {
-        if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+        if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
             av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return ret;
         }
diff --git a/libavcodec/eatgq.c b/libavcodec/eatgq.c
index f8d90101b7..fa2ec0f903 100644
--- a/libavcodec/eatgq.c
+++ b/libavcodec/eatgq.c
@@ -35,6 +35,7 @@
 #include "dsputil.h"
 #include "aandcttab.h"
 #include "eaidct.h"
+#include "internal.h"
 
 typedef struct TgqContext {
     AVCodecContext *avctx;
@@ -222,7 +223,7 @@ static int tgq_decode_frame(AVCodecContext *avctx,
         s->frame.key_frame = 1;
         s->frame.pict_type = AV_PICTURE_TYPE_I;
         s->frame.buffer_hints = FF_BUFFER_HINTS_VALID;
-        if (avctx->get_buffer(avctx, &s->frame)) {
+        if (ff_get_buffer(avctx, &s->frame)) {
             av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return -1;
         }
diff --git a/libavcodec/eatqi.c b/libavcodec/eatqi.c
index 62833d549e..fcf652b70a 100644
--- a/libavcodec/eatqi.c
+++ b/libavcodec/eatqi.c
@@ -31,6 +31,7 @@
 #include "dsputil.h"
 #include "aandcttab.h"
 #include "eaidct.h"
+#include "internal.h"
 #include "mpeg12.h"
 #include "mpegvideo.h"
 
@@ -116,7 +117,7 @@ static int tqi_decode_frame(AVCodecContext *avctx,
     if (s->avctx->width!=s->width || s->avctx->height!=s->height)
         avcodec_set_dimensions(s->avctx, s->width, s->height);
 
-    if(avctx->get_buffer(avctx, &t->frame) < 0) {
+    if(ff_get_buffer(avctx, &t->frame) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/escape124.c b/libavcodec/escape124.c
index 94eadce521..9198a3414b 100644
--- a/libavcodec/escape124.c
+++ b/libavcodec/escape124.c
@@ -20,6 +20,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 
 #define BITSTREAM_READER_LE
 #include "get_bits.h"
@@ -268,7 +269,7 @@ static int escape124_decode_frame(AVCodecContext *avctx,
     }
 
     new_frame.reference = 3;
-    if (avctx->get_buffer(avctx, &new_frame)) {
+    if (ff_get_buffer(avctx, &new_frame)) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/escape130.c b/libavcodec/escape130.c
index 97547bb102..b56bb4463d 100644
--- a/libavcodec/escape130.c
+++ b/libavcodec/escape130.c
@@ -23,6 +23,8 @@
 
 #define BITSTREAM_READER_LE
 #include "get_bits.h"
+#include "internal.h"
+
 
 typedef struct Escape130Context {
     AVFrame frame;
@@ -129,7 +131,7 @@ static int escape130_decode_frame(AVCodecContext *avctx,
     skip_bits_long(&gb, 128);
 
     new_frame.reference = 3;
-    if (avctx->get_buffer(avctx, &new_frame)) {
+    if (ff_get_buffer(avctx, &new_frame)) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c
index da44b94ba3..7c9bb9cf95 100644
--- a/libavcodec/ffv1dec.c
+++ b/libavcodec/ffv1dec.c
@@ -764,7 +764,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
     }
 
     p->reference = 3; //for error concealment
-    if ((ret = avctx->get_buffer(avctx, p)) < 0) {
+    if ((ret = ff_get_buffer(avctx, p)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/ffwavesynth.c b/libavcodec/ffwavesynth.c
index c63b90ff29..eb3b4551c0 100644
--- a/libavcodec/ffwavesynth.c
+++ b/libavcodec/ffwavesynth.c
@@ -22,6 +22,8 @@
 #include "libavutil/intreadwrite.h"
 #include "libavutil/log.h"
 #include "avcodec.h"
+#include "internal.h"
+
 
 #define SIN_BITS 14
 #define WS_MAX_CHANNELS 32
@@ -442,7 +444,7 @@ static int wavesynth_decode(AVCodecContext *avc, void *rframe, int *rgot_frame,
     if (duration <= 0)
         return AVERROR(EINVAL);
     ws->frame.nb_samples = duration;
-    r = avc->get_buffer(avc, &ws->frame);
+    r = ff_get_buffer(avc, &ws->frame);
     if (r < 0)
         return r;
     pcm = (int16_t *)ws->frame.data[0];
diff --git a/libavcodec/flacdec.c b/libavcodec/flacdec.c
index 317d7fa838..d555ddfc2e 100644
--- a/libavcodec/flacdec.c
+++ b/libavcodec/flacdec.c
@@ -529,7 +529,7 @@ static int flac_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = s->blocksize;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/frame_thread_encoder.c b/libavcodec/frame_thread_encoder.c
index ab095dc98e..0ac018b35e 100644
--- a/libavcodec/frame_thread_encoder.c
+++ b/libavcodec/frame_thread_encoder.c
@@ -226,7 +226,7 @@ int ff_thread_video_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVF
             if(!new)
                 return AVERROR(ENOMEM);
             pthread_mutex_lock(&c->buffer_mutex);
-            ret = c->parent_avctx->get_buffer(c->parent_avctx, new);
+            ret = ff_get_buffer(c->parent_avctx, new);
             pthread_mutex_unlock(&c->buffer_mutex);
             if(ret<0)
                 return ret;
diff --git a/libavcodec/frwu.c b/libavcodec/frwu.c
index a0484d3cbf..78c6dbd948 100644
--- a/libavcodec/frwu.c
+++ b/libavcodec/frwu.c
@@ -22,6 +22,7 @@
 
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "libavutil/opt.h"
 
 typedef struct {
@@ -66,7 +67,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
     }
 
     pic->reference = 0;
-    if ((ret = avctx->get_buffer(avctx, pic)) < 0) {
+    if ((ret = ff_get_buffer(avctx, pic)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/g722dec.c b/libavcodec/g722dec.c
index f28c86b3f9..965c790744 100644
--- a/libavcodec/g722dec.c
+++ b/libavcodec/g722dec.c
@@ -39,6 +39,7 @@
 #include "avcodec.h"
 #include "get_bits.h"
 #include "g722.h"
+#include "internal.h"
 
 #define OFFSET(x) offsetof(G722Context, x)
 #define AD AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM
@@ -95,7 +96,7 @@ static int g722_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     c->frame.nb_samples = avpkt->size * 2;
-    if ((ret = avctx->get_buffer(avctx, &c->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &c->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/g723_1.c b/libavcodec/g723_1.c
index fd6b558ef3..c2e86d96d3 100644
--- a/libavcodec/g723_1.c
+++ b/libavcodec/g723_1.c
@@ -36,6 +36,7 @@
 #include "celp_filters.h"
 #include "celp_math.h"
 #include "g723_1_data.h"
+#include "internal.h"
 
 #define CNG_RANDOM_SEED 12345
 
@@ -1187,7 +1188,7 @@ static int g723_1_decode_frame(AVCodecContext *avctx, void *data,
     }
 
     p->frame.nb_samples = FRAME_LEN;
-    if ((ret = avctx->get_buffer(avctx, &p->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &p->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/g726.c b/libavcodec/g726.c
index e505d5dfb9..ba4f01ba93 100644
--- a/libavcodec/g726.c
+++ b/libavcodec/g726.c
@@ -452,7 +452,7 @@ static int g726_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     c->frame.nb_samples = out_samples;
-    if ((ret = avctx->get_buffer(avctx, &c->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &c->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/g729dec.c b/libavcodec/g729dec.c
index 036614d606..b44120fd85 100644
--- a/libavcodec/g729dec.c
+++ b/libavcodec/g729dec.c
@@ -26,6 +26,8 @@
 #include "libavutil/avutil.h"
 #include "get_bits.h"
 #include "dsputil.h"
+#include "internal.h"
+
 
 #include "g729.h"
 #include "lsp.h"
@@ -418,7 +420,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr,
     int is_periodic = 0;         // whether one of the subframes is declared as periodic or not
 
     ctx->frame.nb_samples = SUBFRAME_SIZE<<1;
-    if ((ret = avctx->get_buffer(avctx, &ctx->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &ctx->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/gifdec.c b/libavcodec/gifdec.c
index 3e3c9a5394..acd9b29146 100644
--- a/libavcodec/gifdec.c
+++ b/libavcodec/gifdec.c
@@ -27,6 +27,7 @@
 #include "libavutil/opt.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "lzw.h"
 #include "gif.h"
 
@@ -487,7 +488,7 @@ static int gif_decode_frame(AVCodecContext *avctx, void *data, int *got_picture,
         if (s->picture.data[0])
             avctx->release_buffer(avctx, &s->picture);
 
-        if ((ret = avctx->get_buffer(avctx, &s->picture)) < 0) {
+        if ((ret = ff_get_buffer(avctx, &s->picture)) < 0) {
             av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return ret;
         }
diff --git a/libavcodec/gsmdec.c b/libavcodec/gsmdec.c
index f6f99bdd8e..71127c71a1 100644
--- a/libavcodec/gsmdec.c
+++ b/libavcodec/gsmdec.c
@@ -27,6 +27,7 @@
 #include "libavutil/channel_layout.h"
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "msgsmdec.h"
 
 #include "gsmdec_template.c"
@@ -74,7 +75,7 @@ static int gsm_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = avctx->frame_size;
-    if ((res = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((res = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return res;
     }
diff --git a/libavcodec/idcinvideo.c b/libavcodec/idcinvideo.c
index a517d9da5e..6e7bcb2484 100644
--- a/libavcodec/idcinvideo.c
+++ b/libavcodec/idcinvideo.c
@@ -49,6 +49,7 @@
 #include <string.h>
 
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/internal.h"
 
 #define HUFFMAN_TABLE_SIZE 64 * 1024
@@ -227,7 +228,7 @@ static int idcin_decode_frame(AVCodecContext *avctx,
     if (s->frame.data[0])
         avctx->release_buffer(avctx, &s->frame);
 
-    if ((ret = avctx->get_buffer(avctx, &s->frame))) {
+    if ((ret = ff_get_buffer(avctx, &s->frame))) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/iff.c b/libavcodec/iff.c
index 278119550c..1f07492c22 100644
--- a/libavcodec/iff.c
+++ b/libavcodec/iff.c
@@ -29,6 +29,7 @@
 #include "bytestream.h"
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 
 // TODO: masking bits
 typedef enum {
@@ -606,7 +607,7 @@ static int decode_frame(AVCodecContext *avctx,
             av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
             return res;
         }
-    } else if ((res = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    } else if ((res = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return res;
     } else if (avctx->bits_per_coded_sample <= 8 && avctx->pix_fmt == AV_PIX_FMT_PAL8) {
diff --git a/libavcodec/imc.c b/libavcodec/imc.c
index feca07c603..1295c8ec6c 100644
--- a/libavcodec/imc.c
+++ b/libavcodec/imc.c
@@ -41,6 +41,7 @@
 #include "get_bits.h"
 #include "dsputil.h"
 #include "fft.h"
+#include "internal.h"
 #include "sinewin.h"
 
 #include "imcdata.h"
@@ -947,7 +948,7 @@ static int imc_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     q->frame.nb_samples = COEFFS;
-    if ((ret = avctx->get_buffer(avctx, &q->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &q->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/indeo3.c b/libavcodec/indeo3.c
index 013d6107cf..c15463ddbb 100644
--- a/libavcodec/indeo3.c
+++ b/libavcodec/indeo3.c
@@ -35,6 +35,7 @@
 #include "dsputil.h"
 #include "bytestream.h"
 #include "get_bits.h"
+#include "internal.h"
 
 #include "indeo3data.h"
 
@@ -1088,7 +1089,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         avctx->release_buffer(avctx, &ctx->frame);
 
     ctx->frame.reference = 0;
-    if ((res = avctx->get_buffer(avctx, &ctx->frame)) < 0) {
+    if ((res = ff_get_buffer(avctx, &ctx->frame)) < 0) {
         av_log(ctx->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return res;
     }
diff --git a/libavcodec/internal.h b/libavcodec/internal.h
index 17ca8bb8c2..30a8e4c40d 100644
--- a/libavcodec/internal.h
+++ b/libavcodec/internal.h
@@ -169,6 +169,13 @@ static av_always_inline int64_t ff_samples_to_time_base(AVCodecContext *avctx,
                         avctx->time_base);
 }
 
+/**
+ * Get a buffer for a frame. This is a wrapper around
+ * AVCodecContext.get_buffer() and should be used instead calling get_buffer()
+ * directly.
+ */
+int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame);
+
 int ff_thread_can_start_frame(AVCodecContext *avctx);
 
 int ff_get_logical_cpus(AVCodecContext *avctx);
diff --git a/libavcodec/interplayvideo.c b/libavcodec/interplayvideo.c
index 6892936c3d..82bcf85065 100644
--- a/libavcodec/interplayvideo.c
+++ b/libavcodec/interplayvideo.c
@@ -43,6 +43,7 @@
 #include "dsputil.h"
 #define BITSTREAM_READER_LE
 #include "get_bits.h"
+#include "internal.h"
 
 #define PALETTE_COUNT 256
 
@@ -976,7 +977,7 @@ static int ipvideo_decode_frame(AVCodecContext *avctx,
                      buf_size - s->decoding_map_size);
 
     s->current_frame.reference = 3;
-    if (avctx->get_buffer(avctx, &s->current_frame)) {
+    if (ff_get_buffer(avctx, &s->current_frame)) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/ivi_common.c b/libavcodec/ivi_common.c
index c20ce77b3b..c2815da82e 100644
--- a/libavcodec/ivi_common.c
+++ b/libavcodec/ivi_common.c
@@ -30,6 +30,7 @@
 #include "libavutil/attributes.h"
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "mathops.h"
 #include "ivi_common.h"
 #include "ivi_dsp.h"
@@ -844,7 +845,7 @@ int ff_ivi_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
 
     ctx->frame.reference = 0;
     avcodec_set_dimensions(avctx, ctx->planes[0].width, ctx->planes[0].height);
-    if ((result = avctx->get_buffer(avctx, &ctx->frame)) < 0) {
+    if ((result = ff_get_buffer(avctx, &ctx->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return result;
     }
diff --git a/libavcodec/j2kdec.c b/libavcodec/j2kdec.c
index de94f51197..a9b4ccf3d6 100644
--- a/libavcodec/j2kdec.c
+++ b/libavcodec/j2kdec.c
@@ -29,6 +29,7 @@
 
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "j2k.h"
 #include "libavutil/common.h"
 
@@ -283,7 +284,7 @@ static int get_siz(J2kDecoderContext *s)
     if (s->picture.data[0])
         s->avctx->release_buffer(s->avctx, &s->picture);
 
-    if ((ret = s->avctx->get_buffer(s->avctx, &s->picture)) < 0)
+    if ((ret = ff_get_buffer(s->avctx, &s->picture)) < 0)
         return ret;
 
     s->picture.pict_type = AV_PICTURE_TYPE_I;
diff --git a/libavcodec/kgv1dec.c b/libavcodec/kgv1dec.c
index 6c1daa90b7..66829bfae6 100644
--- a/libavcodec/kgv1dec.c
+++ b/libavcodec/kgv1dec.c
@@ -28,6 +28,7 @@
 #include "libavutil/intreadwrite.h"
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
+#include "internal.h"
 
 typedef struct {
     AVCodecContext *avctx;
@@ -71,7 +72,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
     maxcnt = w * h;
 
     c->cur.reference = 3;
-    if ((res = avctx->get_buffer(avctx, &c->cur)) < 0)
+    if ((res = ff_get_buffer(avctx, &c->cur)) < 0)
         return res;
     out  = (uint16_t *) c->cur.data[0];
     if (c->prev.data[0]) {
diff --git a/libavcodec/kmvc.c b/libavcodec/kmvc.c
index 2046d28f2e..ebaaa84d94 100644
--- a/libavcodec/kmvc.c
+++ b/libavcodec/kmvc.c
@@ -29,6 +29,7 @@
 
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 #define KMVC_KEYFRAME 0x80
 #define KMVC_PALETTE  0x40
@@ -274,7 +275,7 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *data_size, AVPa
 
     ctx->pic.reference = 3;
     ctx->pic.buffer_hints = FF_BUFFER_HINTS_VALID;
-    if ((ret = avctx->get_buffer(avctx, &ctx->pic)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &ctx->pic)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/lcldec.c b/libavcodec/lcldec.c
index 66db7c7f1c..24274a7930 100644
--- a/libavcodec/lcldec.c
+++ b/libavcodec/lcldec.c
@@ -44,6 +44,7 @@
 #include "libavutil/mem.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "lcl.h"
 
 #if CONFIG_ZLIB_DECODER
@@ -186,7 +187,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
 
     c->pic.reference = 0;
     c->pic.buffer_hints = FF_BUFFER_HINTS_VALID;
-    if(avctx->get_buffer(avctx, &c->pic) < 0){
+    if(ff_get_buffer(avctx, &c->pic) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/libcelt_dec.c b/libavcodec/libcelt_dec.c
index 18b7a5e92c..03330324ec 100644
--- a/libavcodec/libcelt_dec.c
+++ b/libavcodec/libcelt_dec.c
@@ -112,7 +112,7 @@ static int libcelt_dec_decode(AVCodecContext *c, void *frame,
     int16_t *pcm;
 
     celt->frame.nb_samples = c->frame_size;
-    err = c->get_buffer(c, &celt->frame);
+    err = ff_get_buffer(c, &celt->frame);
     if (err < 0) {
         av_log(c, AV_LOG_ERROR, "get_buffer() failed\n");
         return err;
diff --git a/libavcodec/libgsm.c b/libavcodec/libgsm.c
index 8915ef57ba..f3cfb91f17 100644
--- a/libavcodec/libgsm.c
+++ b/libavcodec/libgsm.c
@@ -205,7 +205,7 @@ static int libgsm_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = avctx->frame_size;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/libilbc.c b/libavcodec/libilbc.c
index bcc01eddda..f9e286c7ed 100644
--- a/libavcodec/libilbc.c
+++ b/libavcodec/libilbc.c
@@ -95,7 +95,7 @@ static int ilbc_decode_frame(AVCodecContext *avctx, void *data,
     }
 
     s->frame.nb_samples = s->decoder.blockl;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/libopencore-amr.c b/libavcodec/libopencore-amr.c
index f0207aed8d..550ef94491 100644
--- a/libavcodec/libopencore-amr.c
+++ b/libavcodec/libopencore-amr.c
@@ -150,7 +150,7 @@ static int amr_nb_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = 160;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
@@ -346,7 +346,7 @@ static int amr_wb_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = 320;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/libopusdec.c b/libavcodec/libopusdec.c
index f3cad25f76..f603bdf186 100644
--- a/libavcodec/libopusdec.c
+++ b/libavcodec/libopusdec.c
@@ -133,7 +133,7 @@ static int libopus_decode(AVCodecContext *avc, void *frame,
     int ret, nb_samples;
 
     opus->frame.nb_samples = MAX_FRAME_SIZE;
-    ret = avc->get_buffer(avc, &opus->frame);
+    ret = ff_get_buffer(avc, &opus->frame);
     if (ret < 0) {
         av_log(avc, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
diff --git a/libavcodec/libschroedingerdec.c b/libavcodec/libschroedingerdec.c
index 4e523dcdf6..c98b4991ae 100644
--- a/libavcodec/libschroedingerdec.c
+++ b/libavcodec/libschroedingerdec.c
@@ -34,6 +34,7 @@
 #include "libavutil/intreadwrite.h"
 #include "libavutil/mem.h"
 #include "avcodec.h"
+#include "internal.h"
 #include "libschroedinger.h"
 
 #include <schroedinger/schro.h>
@@ -309,7 +310,7 @@ static int libschroedinger_decode_frame(AVCodecContext *avccontext,
     if (framewithpts && framewithpts->frame) {
         if (p_schro_params->dec_frame.data[0])
             avccontext->release_buffer(avccontext, &p_schro_params->dec_frame);
-        if (avccontext->get_buffer(avccontext, &p_schro_params->dec_frame) < 0) {
+        if (ff_get_buffer(avccontext, &p_schro_params->dec_frame) < 0) {
             av_log(avccontext, AV_LOG_ERROR, "Unable to allocate buffer\n");
             return AVERROR(ENOMEM);
         }
diff --git a/libavcodec/libspeexdec.c b/libavcodec/libspeexdec.c
index 935bebb1ce..7ed2636538 100644
--- a/libavcodec/libspeexdec.c
+++ b/libavcodec/libspeexdec.c
@@ -26,6 +26,7 @@
 #include "libavutil/channel_layout.h"
 #include "libavutil/common.h"
 #include "avcodec.h"
+#include "internal.h"
 
 typedef struct {
     AVFrame frame;
@@ -120,7 +121,7 @@ static int libspeex_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = s->frame_size;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/libstagefright.cpp b/libavcodec/libstagefright.cpp
index f741df94f8..f65b489bf5 100644
--- a/libavcodec/libstagefright.cpp
+++ b/libavcodec/libstagefright.cpp
@@ -185,7 +185,7 @@ void* decode_thread(void *arg)
                 buffer->release();
                 goto push_frame;
             }
-            ret = avctx->get_buffer(avctx, frame->vframe);
+            ret = ff_get_buffer(avctx, frame->vframe);
             if (ret < 0) {
                 av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
                 frame->status = ret;
diff --git a/libavcodec/libvorbisdec.c b/libavcodec/libvorbisdec.c
index 93c65b88b7..8f5f9d85f9 100644
--- a/libavcodec/libvorbisdec.c
+++ b/libavcodec/libvorbisdec.c
@@ -22,6 +22,7 @@
 
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 typedef struct OggVorbisDecContext {
     AVFrame frame;
@@ -141,7 +142,7 @@ static int oggvorbis_decode_frame(AVCodecContext *avccontext, void *data,
     }
 
     context->frame.nb_samples = 8192*4;
-    if ((ret = avccontext->get_buffer(avccontext, &context->frame)) < 0) {
+    if ((ret = ff_get_buffer(avccontext, &context->frame)) < 0) {
         av_log(avccontext, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/loco.c b/libavcodec/loco.c
index 53bdb58b48..2aac453cb3 100644
--- a/libavcodec/loco.c
+++ b/libavcodec/loco.c
@@ -27,6 +27,7 @@
 #include "avcodec.h"
 #include "get_bits.h"
 #include "golomb.h"
+#include "internal.h"
 #include "mathops.h"
 
 enum LOCO_MODE {LOCO_UNKN=0, LOCO_CYUY2=-1, LOCO_CRGB=-2, LOCO_CRGBA=-3, LOCO_CYV12=-4,
@@ -173,7 +174,7 @@ static int decode_frame(AVCodecContext *avctx,
         avctx->release_buffer(avctx, p);
 
     p->reference = 0;
-    if(avctx->get_buffer(avctx, p) < 0){
+    if(ff_get_buffer(avctx, p) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/mace.c b/libavcodec/mace.c
index c76f486063..d2a04114f4 100644
--- a/libavcodec/mace.c
+++ b/libavcodec/mace.c
@@ -25,6 +25,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/common.h"
 
 /*
@@ -250,7 +251,7 @@ static int mace_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     ctx->frame.nb_samples = 3 * (buf_size << (1 - is_mace3)) / avctx->channels;
-    if ((ret = avctx->get_buffer(avctx, &ctx->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &ctx->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c
index c47093b01d..e1ff53ba72 100644
--- a/libavcodec/mjpegdec.c
+++ b/libavcodec/mjpegdec.c
@@ -35,6 +35,7 @@
 #include "libavutil/opt.h"
 #include "avcodec.h"
 #include "dsputil.h"
+#include "internal.h"
 #include "mjpeg.h"
 #include "mjpegdec.h"
 #include "jpeglsdec.h"
@@ -435,7 +436,7 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s)
     if (s->picture_ptr->data[0])
         s->avctx->release_buffer(s->avctx, s->picture_ptr);
 
-    if (s->avctx->get_buffer(s->avctx, s->picture_ptr) < 0) {
+    if (ff_get_buffer(s->avctx, s->picture_ptr) < 0) {
         av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/mlpdec.c b/libavcodec/mlpdec.c
index d587982e8c..753fff11ea 100644
--- a/libavcodec/mlpdec.c
+++ b/libavcodec/mlpdec.c
@@ -29,6 +29,7 @@
 #include "avcodec.h"
 #include "libavutil/intreadwrite.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "libavutil/crc.h"
 #include "parser.h"
 #include "mlp_parser.h"
@@ -981,7 +982,7 @@ static int output_data(MLPDecodeContext *m, unsigned int substr,
 
     /* get output buffer */
     m->frame.nb_samples = s->blockpos;
-    if ((ret = avctx->get_buffer(avctx, &m->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &m->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/mpc7.c b/libavcodec/mpc7.c
index bacb78e8e6..2326a9bd8b 100644
--- a/libavcodec/mpc7.c
+++ b/libavcodec/mpc7.c
@@ -30,6 +30,7 @@
 #include "avcodec.h"
 #include "get_bits.h"
 #include "dsputil.h"
+#include "internal.h"
 #include "mpegaudiodsp.h"
 
 #include "mpc.h"
@@ -225,7 +226,7 @@ static int mpc7_decode_frame(AVCodecContext * avctx, void *data,
 
     /* get output buffer */
     c->frame.nb_samples = MPC_FRAME_SIZE;
-    if ((ret = avctx->get_buffer(avctx, &c->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &c->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/mpc8.c b/libavcodec/mpc8.c
index 1af417ac08..a6bb5801c5 100644
--- a/libavcodec/mpc8.c
+++ b/libavcodec/mpc8.c
@@ -30,6 +30,7 @@
 #include "avcodec.h"
 #include "get_bits.h"
 #include "dsputil.h"
+#include "internal.h"
 #include "mpegaudiodsp.h"
 
 #include "mpc.h"
@@ -255,7 +256,7 @@ static int mpc8_decode_frame(AVCodecContext * avctx, void *data,
 
     /* get output buffer */
     c->frame.nb_samples = MPC_FRAME_SIZE;
-    if ((res = avctx->get_buffer(avctx, &c->frame)) < 0) {
+    if ((res = ff_get_buffer(avctx, &c->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return res;
     }
diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c
index e33c643b17..8f748f48a9 100644
--- a/libavcodec/mpegaudiodec.c
+++ b/libavcodec/mpegaudiodec.c
@@ -29,6 +29,7 @@
 #include "libavutil/libm.h"
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "mathops.h"
 #include "mpegaudiodsp.h"
 #include "dsputil.h"
@@ -1629,7 +1630,7 @@ static int mp_decode_frame(MPADecodeContext *s, OUT_INT **samples,
     /* get output buffer */
     if (!samples) {
         s->frame.nb_samples = s->avctx->frame_size;
-        if ((ret = s->avctx->get_buffer(s->avctx, &s->frame)) < 0) {
+        if ((ret = ff_get_buffer(s->avctx, &s->frame)) < 0) {
             av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return ret;
         }
@@ -1934,7 +1935,7 @@ static int decode_frame_mp3on4(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame->nb_samples = s->frames * MPA_FRAME_SIZE;
-    if ((ret = avctx->get_buffer(avctx, s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/mss2.c b/libavcodec/mss2.c
index caeb800c61..c3c4b35ab2 100644
--- a/libavcodec/mss2.c
+++ b/libavcodec/mss2.c
@@ -24,6 +24,7 @@
  */
 
 #include "libavutil/avassert.h"
+#include "internal.h"
 #include "msmpeg4data.h"
 #include "vc1.h"
 #include "mss12.h"
@@ -605,7 +606,7 @@ static int mss2_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
                                 FF_BUFFER_HINTS_PRESERVE |
                                 FF_BUFFER_HINTS_REUSABLE;
 
-        if ((ret = avctx->get_buffer(avctx, &ctx->pic)) < 0) {
+        if ((ret = ff_get_buffer(avctx, &ctx->pic)) < 0) {
             av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return ret;
         }
diff --git a/libavcodec/mxpegdec.c b/libavcodec/mxpegdec.c
index c1e151211f..1e7b59397f 100644
--- a/libavcodec/mxpegdec.c
+++ b/libavcodec/mxpegdec.c
@@ -25,6 +25,7 @@
  * MxPEG decoder
  */
 
+#include "internal.h"
 #include "mjpeg.h"
 #include "mjpegdec.h"
 
@@ -250,7 +251,7 @@ static int mxpeg_decode_frame(AVCodecContext *avctx,
                     /* use stored SOF data to allocate current picture */
                     if (jpg->picture_ptr->data[0])
                         avctx->release_buffer(avctx, jpg->picture_ptr);
-                    if (avctx->get_buffer(avctx, jpg->picture_ptr) < 0) {
+                    if (ff_get_buffer(avctx, jpg->picture_ptr) < 0) {
                         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
                         return AVERROR(ENOMEM);
                     }
@@ -269,7 +270,7 @@ static int mxpeg_decode_frame(AVCodecContext *avctx,
 
                     /* allocate dummy reference picture if needed */
                     if (!reference_ptr->data[0] &&
-                        avctx->get_buffer(avctx, reference_ptr) < 0) {
+                        ff_get_buffer(avctx, reference_ptr) < 0) {
                         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
                         return AVERROR(ENOMEM);
                     }
diff --git a/libavcodec/nellymoserdec.c b/libavcodec/nellymoserdec.c
index b4823a895d..8fa52de9d5 100644
--- a/libavcodec/nellymoserdec.c
+++ b/libavcodec/nellymoserdec.c
@@ -38,6 +38,7 @@
 #include "dsputil.h"
 #include "fft.h"
 #include "fmtconvert.h"
+#include "internal.h"
 #include "nellymoser.h"
 #include "sinewin.h"
 
@@ -171,7 +172,7 @@ static int decode_tag(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = NELLY_SAMPLES * blocks;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/paf.c b/libavcodec/paf.c
index 877b17066f..39d6509542 100644
--- a/libavcodec/paf.c
+++ b/libavcodec/paf.c
@@ -24,6 +24,8 @@
 #include "libavcodec/paf.h"
 #include "bytestream.h"
 #include "avcodec.h"
+#include "internal.h"
+
 
 static const uint8_t block_sequences[16][8] =
 {
@@ -410,7 +412,7 @@ static int paf_aud_decode(AVCodecContext *avctx, void *data,
         return AVERROR_INVALIDDATA;
 
     c->frame.nb_samples = PAF_SOUND_SAMPLES * frames;
-    if ((ret = avctx->get_buffer(avctx, &c->frame)) < 0)
+    if ((ret = ff_get_buffer(avctx, &c->frame)) < 0)
         return ret;
 
     output_samples = (int16_t *)c->frame.data[0];
diff --git a/libavcodec/pcm-mpeg.c b/libavcodec/pcm-mpeg.c
index 01a61c8696..fe7c4a71d2 100644
--- a/libavcodec/pcm-mpeg.c
+++ b/libavcodec/pcm-mpeg.c
@@ -27,6 +27,7 @@
 #include "libavutil/channel_layout.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 /*
  * Channel Mapping according to
@@ -166,7 +167,7 @@ static int pcm_bluray_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = samples;
-    if ((retval = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((retval = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return retval;
     }
diff --git a/libavcodec/pcm.c b/libavcodec/pcm.c
index d769fb1e38..ea6fabd47b 100644
--- a/libavcodec/pcm.c
+++ b/libavcodec/pcm.c
@@ -359,7 +359,7 @@ static int pcm_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = n * samples_per_block / avctx->channels;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/pcx.c b/libavcodec/pcx.c
index 722e89ff96..7f24756047 100644
--- a/libavcodec/pcx.c
+++ b/libavcodec/pcx.c
@@ -26,6 +26,7 @@
 #include "avcodec.h"
 #include "bytestream.h"
 #include "get_bits.h"
+#include "internal.h"
 
 typedef struct PCXContext {
     AVFrame picture;
@@ -150,7 +151,7 @@ static int pcx_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         return AVERROR_INVALIDDATA;
     if (w != avctx->width || h != avctx->height)
         avcodec_set_dimensions(avctx, w, h);
-    if ((ret = avctx->get_buffer(avctx, p)) < 0) {
+    if ((ret = ff_get_buffer(avctx, p)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/pictordec.c b/libavcodec/pictordec.c
index 748d9b3bcb..64dd8159c9 100644
--- a/libavcodec/pictordec.c
+++ b/libavcodec/pictordec.c
@@ -28,6 +28,7 @@
 #include "avcodec.h"
 #include "bytestream.h"
 #include "cga_data.h"
+#include "internal.h"
 
 typedef struct PicContext {
     AVFrame frame;
@@ -154,7 +155,7 @@ static int decode_frame(AVCodecContext *avctx,
             avctx->release_buffer(avctx, &s->frame);
     }
 
-    if (avctx->get_buffer(avctx, &s->frame) < 0){
+    if (ff_get_buffer(avctx, &s->frame) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/pngdec.c b/libavcodec/pngdec.c
index c1b8b08215..06fd133c61 100644
--- a/libavcodec/pngdec.c
+++ b/libavcodec/pngdec.c
@@ -25,6 +25,7 @@
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "png.h"
 #include "pngdsp.h"
 
@@ -648,7 +649,7 @@ static int decode_frame(AVCodecContext *avctx,
                     avctx->release_buffer(avctx, p);
 
                 p->reference= 3;
-                if(avctx->get_buffer(avctx, p) < 0){
+                if(ff_get_buffer(avctx, p) < 0){
                     av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
                     goto fail;
                 }
diff --git a/libavcodec/pnmdec.c b/libavcodec/pnmdec.c
index 66fc9df726..0c0973899c 100644
--- a/libavcodec/pnmdec.c
+++ b/libavcodec/pnmdec.c
@@ -20,6 +20,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "put_bits.h"
 #include "pnm.h"
 
@@ -47,7 +48,7 @@ static int pnm_decode_frame(AVCodecContext *avctx, void *data,
         avctx->release_buffer(avctx, p);
 
     p->reference = 0;
-    if ((ret = avctx->get_buffer(avctx, p)) < 0) {
+    if ((ret = ff_get_buffer(avctx, p)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/proresdec2.c b/libavcodec/proresdec2.c
index e643c87ade..7064fb48d8 100644
--- a/libavcodec/proresdec2.c
+++ b/libavcodec/proresdec2.c
@@ -30,6 +30,7 @@
 
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "simple_idct.h"
 #include "proresdec.h"
 
@@ -550,7 +551,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
     if (frame->data[0])
         avctx->release_buffer(avctx, frame);
 
-    if (avctx->get_buffer(avctx, frame) < 0)
+    if (ff_get_buffer(avctx, frame) < 0)
         return -1;
 
  decode_picture:
diff --git a/libavcodec/proresdec_lgpl.c b/libavcodec/proresdec_lgpl.c
index d33864922e..ce2396960d 100644
--- a/libavcodec/proresdec_lgpl.c
+++ b/libavcodec/proresdec_lgpl.c
@@ -34,6 +34,7 @@
 
 #include "libavutil/intmath.h"
 #include "avcodec.h"
+#include "internal.h"
 #include "proresdata.h"
 #include "proresdsp.h"
 #include "get_bits.h"
@@ -626,7 +627,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         avctx->release_buffer(avctx, picture);
 
     picture->reference = 0;
-    if (avctx->get_buffer(avctx, picture) < 0)
+    if (ff_get_buffer(avctx, picture) < 0)
         return -1;
 
     for (pic_num = 0; ctx->picture.interlaced_frame - pic_num + 1; pic_num++) {
diff --git a/libavcodec/pthread.c b/libavcodec/pthread.c
index 9a52924d3d..ed6f0e1171 100644
--- a/libavcodec/pthread.c
+++ b/libavcodec/pthread.c
@@ -587,7 +587,7 @@ static int submit_packet(PerThreadContext *p, AVPacket *avpkt)
                 pthread_cond_wait(&p->progress_cond, &p->progress_mutex);
 
             if (p->state == STATE_GET_BUFFER) {
-                p->result = p->avctx->get_buffer(p->avctx, p->requested_frame);
+                p->result = ff_get_buffer(p->avctx, p->requested_frame);
                 p->state  = STATE_SETTING_UP;
                 pthread_cond_signal(&p->progress_cond);
             }
@@ -962,7 +962,7 @@ int ff_thread_get_buffer(AVCodecContext *avctx, AVFrame *f)
 
     if (!(avctx->active_thread_type&FF_THREAD_FRAME)) {
         f->thread_opaque = NULL;
-        return avctx->get_buffer(avctx, f);
+        return ff_get_buffer(avctx, f);
     }
 
     if (p->state != STATE_SETTING_UP &&
@@ -985,7 +985,7 @@ int ff_thread_get_buffer(AVCodecContext *avctx, AVFrame *f)
 
     if (avctx->thread_safe_callbacks ||
         avctx->get_buffer == avcodec_default_get_buffer) {
-        err = avctx->get_buffer(avctx, f);
+        err = ff_get_buffer(avctx, f);
     } else {
         pthread_mutex_lock(&p->progress_mutex);
         p->requested_frame = f;
diff --git a/libavcodec/ptx.c b/libavcodec/ptx.c
index c9adb6d3fa..edb5936fe2 100644
--- a/libavcodec/ptx.c
+++ b/libavcodec/ptx.c
@@ -23,6 +23,7 @@
 #include "libavutil/intreadwrite.h"
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
+#include "internal.h"
 
 typedef struct PTXContext {
     AVFrame picture;
@@ -75,7 +76,7 @@ static int ptx_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         return -1;
     if (w != avctx->width || h != avctx->height)
         avcodec_set_dimensions(avctx, w, h);
-    if (avctx->get_buffer(avctx, p) < 0) {
+    if (ff_get_buffer(avctx, p) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/qcelpdec.c b/libavcodec/qcelpdec.c
index e406049171..aff872563c 100644
--- a/libavcodec/qcelpdec.c
+++ b/libavcodec/qcelpdec.c
@@ -699,7 +699,7 @@ static int qcelp_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     q->avframe.nb_samples = 160;
-    if ((ret = avctx->get_buffer(avctx, &q->avframe)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &q->avframe)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/qdm2.c b/libavcodec/qdm2.c
index 1dfb8d5715..c8727c6b1c 100644
--- a/libavcodec/qdm2.c
+++ b/libavcodec/qdm2.c
@@ -40,6 +40,7 @@
 #include "avcodec.h"
 #include "get_bits.h"
 #include "dsputil.h"
+#include "internal.h"
 #include "rdft.h"
 #include "mpegaudiodsp.h"
 #include "mpegaudio.h"
@@ -1973,7 +1974,7 @@ static int qdm2_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = 16 * s->frame_size;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/qdrw.c b/libavcodec/qdrw.c
index ab4c6c154c..227ae1536c 100644
--- a/libavcodec/qdrw.c
+++ b/libavcodec/qdrw.c
@@ -27,6 +27,7 @@
 #include "libavutil/common.h"
 #include "libavutil/intreadwrite.h"
 #include "avcodec.h"
+#include "internal.h"
 
 typedef struct QdrawContext{
     AVCodecContext *avctx;
@@ -52,7 +53,7 @@ static int decode_frame(AVCodecContext *avctx,
         avctx->release_buffer(avctx, p);
 
     p->reference= 0;
-    if(avctx->get_buffer(avctx, p) < 0){
+    if(ff_get_buffer(avctx, p) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/qpeg.c b/libavcodec/qpeg.c
index 0a7c788077..565f6ad6c3 100644
--- a/libavcodec/qpeg.c
+++ b/libavcodec/qpeg.c
@@ -26,6 +26,7 @@
 
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 typedef struct QpegContext{
     AVCodecContext *avctx;
@@ -272,7 +273,7 @@ static int decode_frame(AVCodecContext *avctx,
     FFSWAP(AVFrame, *ref, *p);
 
     p->reference= 3;
-    if(avctx->get_buffer(avctx, p) < 0){
+    if(ff_get_buffer(avctx, p) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/r210dec.c b/libavcodec/r210dec.c
index 4c78b5341c..902f92fbf3 100644
--- a/libavcodec/r210dec.c
+++ b/libavcodec/r210dec.c
@@ -21,6 +21,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/bswap.h"
 #include "libavutil/common.h"
 
@@ -55,7 +56,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
     }
 
     pic->reference = 0;
-    if (avctx->get_buffer(avctx, pic) < 0)
+    if (ff_get_buffer(avctx, pic) < 0)
         return -1;
 
     pic->pict_type = AV_PICTURE_TYPE_I;
diff --git a/libavcodec/ra144dec.c b/libavcodec/ra144dec.c
index ad9e00836f..b0e2498f40 100644
--- a/libavcodec/ra144dec.c
+++ b/libavcodec/ra144dec.c
@@ -26,6 +26,7 @@
 #include "libavutil/intmath.h"
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "ra144.h"
 
 
@@ -80,7 +81,7 @@ static int ra144_decode_frame(AVCodecContext * avctx, void *data,
 
     /* get output buffer */
     ractx->frame.nb_samples = NBLOCKS * BLOCKSIZE;
-    if ((ret = avctx->get_buffer(avctx, &ractx->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &ractx->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/ra288.c b/libavcodec/ra288.c
index cefc99c685..7f0e2f71a8 100644
--- a/libavcodec/ra288.c
+++ b/libavcodec/ra288.c
@@ -22,6 +22,7 @@
 #include "libavutil/channel_layout.h"
 #include "libavutil/float_dsp.h"
 #include "avcodec.h"
+#include "internal.h"
 #define BITSTREAM_READER_LE
 #include "get_bits.h"
 #include "ra288.h"
@@ -200,7 +201,7 @@ static int ra288_decode_frame(AVCodecContext * avctx, void *data,
 
     /* get output buffer */
     ractx->frame.nb_samples = RA288_BLOCK_SIZE * RA288_BLOCKS_PER_FRAME;
-    if ((ret = avctx->get_buffer(avctx, &ractx->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &ractx->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/ralf.c b/libavcodec/ralf.c
index c9c8080dd9..580def3183 100644
--- a/libavcodec/ralf.c
+++ b/libavcodec/ralf.c
@@ -30,6 +30,7 @@
 #include "avcodec.h"
 #include "get_bits.h"
 #include "golomb.h"
+#include "internal.h"
 #include "unary.h"
 #include "ralfdata.h"
 
@@ -463,7 +464,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr,
     }
 
     ctx->frame.nb_samples = ctx->max_frame_size;
-    if ((ret = avctx->get_buffer(avctx, &ctx->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &ctx->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Me fail get_buffer()? That's unpossible!\n");
         return ret;
     }
diff --git a/libavcodec/rl2.c b/libavcodec/rl2.c
index c51fbd5873..2e2d946fa2 100644
--- a/libavcodec/rl2.c
+++ b/libavcodec/rl2.c
@@ -34,6 +34,7 @@
 #include "libavutil/intreadwrite.h"
 #include "libavutil/mem.h"
 #include "avcodec.h"
+#include "internal.h"
 
 
 #define EXTRADATA1_SIZE (6 + 256 * 3) ///< video base, clr count, palette
@@ -185,7 +186,7 @@ static int rl2_decode_frame(AVCodecContext *avctx,
 
     /** get buffer */
     s->frame.reference= 0;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/roqvideoenc.c b/libavcodec/roqvideoenc.c
index b38ecab561..02f1a452ae 100644
--- a/libavcodec/roqvideoenc.c
+++ b/libavcodec/roqvideoenc.c
@@ -1031,8 +1031,8 @@ static int roq_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     if (enc->first_frame) {
         /* Alloc memory for the reconstruction data (we must know the stride
          for that) */
-        if (avctx->get_buffer(avctx, enc->current_frame) ||
-            avctx->get_buffer(avctx, enc->last_frame)) {
+        if (ff_get_buffer(avctx, enc->current_frame) ||
+            ff_get_buffer(avctx, enc->last_frame)) {
             av_log(avctx, AV_LOG_ERROR, "  RoQ: get_buffer() failed\n");
             return -1;
         }
diff --git a/libavcodec/s302m.c b/libavcodec/s302m.c
index 5058ba0fbc..a06192c488 100644
--- a/libavcodec/s302m.c
+++ b/libavcodec/s302m.c
@@ -23,6 +23,7 @@
 #include "libavutil/intreadwrite.h"
 #include "libavutil/log.h"
 #include "avcodec.h"
+#include "internal.h"
 #include "mathops.h"
 
 #define AES3_HEADER_LEN 4
@@ -109,7 +110,7 @@ static int s302m_decode_frame(AVCodecContext *avctx, void *data,
     /* get output buffer */
     block_size = (avctx->bits_per_coded_sample + 4) / 4;
     s->frame.nb_samples = 2 * (buf_size / block_size) / avctx->channels;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/sanm.c b/libavcodec/sanm.c
index 766ac68e71..7432fa273f 100644
--- a/libavcodec/sanm.c
+++ b/libavcodec/sanm.c
@@ -24,6 +24,7 @@
 
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "libavutil/bswap.h"
 #include "libavcodec/dsputil.h"
 #include "sanm_data.h"
@@ -1122,7 +1123,7 @@ static int copy_output(SANMVideoContext *ctx, SANMFrameHeader *hdr)
     int ret, dstpitch, height = ctx->height;
     int srcpitch = ctx->pitch * (hdr ? sizeof(ctx->frm0[0]) : 1);
 
-    if ((ret = ctx->avctx->get_buffer(ctx->avctx, ctx->output)) < 0) {
+    if ((ret = ff_get_buffer(ctx->avctx, ctx->output)) < 0) {
         av_log(ctx->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/sgidec.c b/libavcodec/sgidec.c
index bf6e5723f6..7ea9b6d69a 100644
--- a/libavcodec/sgidec.c
+++ b/libavcodec/sgidec.c
@@ -23,6 +23,7 @@
 #include "libavutil/avassert.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "sgi.h"
 
 typedef struct SgiState {
@@ -210,7 +211,7 @@ static int decode_frame(AVCodecContext *avctx,
         avctx->release_buffer(avctx, p);
 
     p->reference = 0;
-    if (avctx->get_buffer(avctx, p) < 0) {
+    if (ff_get_buffer(avctx, p) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed.\n");
         return -1;
     }
diff --git a/libavcodec/shorten.c b/libavcodec/shorten.c
index da5a2b499f..cbfa23a4e5 100644
--- a/libavcodec/shorten.c
+++ b/libavcodec/shorten.c
@@ -31,6 +31,7 @@
 #include "bytestream.h"
 #include "get_bits.h"
 #include "golomb.h"
+#include "internal.h"
 
 #define MAX_CHANNELS 8
 #define MAX_BLOCKSIZE 65535
@@ -583,7 +584,7 @@ static int shorten_decode_frame(AVCodecContext *avctx, void *data,
 
                 /* get output buffer */
                 s->frame.nb_samples = s->blocksize;
-                if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+                if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
                     av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
                     return ret;
                 }
diff --git a/libavcodec/sipr.c b/libavcodec/sipr.c
index d8bfdd28c9..06b22c0c31 100644
--- a/libavcodec/sipr.c
+++ b/libavcodec/sipr.c
@@ -31,6 +31,7 @@
 #define BITSTREAM_READER_LE
 #include "get_bits.h"
 #include "dsputil.h"
+#include "internal.h"
 
 #include "lsp.h"
 #include "acelp_vectors.h"
@@ -543,7 +544,7 @@ static int sipr_decode_frame(AVCodecContext *avctx, void *data,
     /* get output buffer */
     ctx->frame.nb_samples = mode_par->frames_per_packet * subframe_size *
                             mode_par->subframe_count;
-    if ((ret = avctx->get_buffer(avctx, &ctx->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &ctx->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/smacker.c b/libavcodec/smacker.c
index e1e67da3ac..939bac49c0 100644
--- a/libavcodec/smacker.c
+++ b/libavcodec/smacker.c
@@ -33,6 +33,7 @@
 
 #include "libavutil/channel_layout.h"
 #include "avcodec.h"
+#include "internal.h"
 #include "mathops.h"
 
 #define BITSTREAM_READER_LE
@@ -643,7 +644,7 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = unp_size / (avctx->channels * (bits + 1));
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/snow.c b/libavcodec/snow.c
index 2f3ddbee18..7874c1d2cf 100644
--- a/libavcodec/snow.c
+++ b/libavcodec/snow.c
@@ -24,6 +24,7 @@
 #include "avcodec.h"
 #include "dsputil.h"
 #include "dwt.h"
+#include "internal.h"
 #include "snow.h"
 #include "snowdata.h"
 
@@ -468,7 +469,7 @@ int ff_snow_common_init_after_header(AVCodecContext *avctx) {
     int ret, emu_buf_size;
 
     if(!s->scratchbuf) {
-        if ((ret = s->avctx->get_buffer(s->avctx, &s->mconly_picture)) < 0) {
+        if ((ret = ff_get_buffer(s->avctx, &s->mconly_picture)) < 0) {
             av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return ret;
         }
@@ -632,7 +633,7 @@ int ff_snow_frame_start(SnowContext *s){
     }
 
     s->current_picture.reference= 3;
-    if(s->avctx->get_buffer(s->avctx, &s->current_picture) < 0){
+    if(ff_get_buffer(s->avctx, &s->current_picture) < 0){
         av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/snowdec.c b/libavcodec/snowdec.c
index f377409678..abb6a82f21 100644
--- a/libavcodec/snowdec.c
+++ b/libavcodec/snowdec.c
@@ -24,6 +24,7 @@
 #include "avcodec.h"
 #include "dsputil.h"
 #include "dwt.h"
+#include "internal.h"
 #include "snow.h"
 
 #include "rangecoder.h"
diff --git a/libavcodec/snowenc.c b/libavcodec/snowenc.c
index 23d8d81bf7..701a56d284 100644
--- a/libavcodec/snowenc.c
+++ b/libavcodec/snowenc.c
@@ -238,7 +238,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
     ff_set_cmp(&s->dsp, s->dsp.me_cmp, s->avctx->me_cmp);
     ff_set_cmp(&s->dsp, s->dsp.me_sub_cmp, s->avctx->me_sub_cmp);
 
-    s->avctx->get_buffer(s->avctx, &s->input_picture);
+    ff_get_buffer(s->avctx, &s->input_picture);
 
     if(s->avctx->me_method == ME_ITER){
         int i;
diff --git a/libavcodec/sonic.c b/libavcodec/sonic.c
index b7caf4810e..0bc8428a1e 100644
--- a/libavcodec/sonic.c
+++ b/libavcodec/sonic.c
@@ -877,7 +877,7 @@ static int sonic_decode_frame(AVCodecContext *avctx,
     if (buf_size == 0) return 0;
 
     s->frame.nb_samples = s->frame_size;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/sunrast.c b/libavcodec/sunrast.c
index eb245dab1a..f85bb96844 100644
--- a/libavcodec/sunrast.c
+++ b/libavcodec/sunrast.c
@@ -23,6 +23,7 @@
 #include "libavutil/intreadwrite.h"
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
+#include "internal.h"
 #include "sunrast.h"
 
 typedef struct SUNRASTContext {
@@ -118,7 +119,7 @@ static int sunrast_decode_frame(AVCodecContext *avctx, void *data,
 
     if (w != avctx->width || h != avctx->height)
         avcodec_set_dimensions(avctx, w, h);
-    if ((ret = avctx->get_buffer(avctx, p)) < 0) {
+    if ((ret = ff_get_buffer(avctx, p)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/svq1enc.c b/libavcodec/svq1enc.c
index 08777957cf..216fa3b062 100644
--- a/libavcodec/svq1enc.c
+++ b/libavcodec/svq1enc.c
@@ -547,8 +547,8 @@ static int svq1_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     }
 
     if (!s->current_picture.data[0]) {
-        avctx->get_buffer(avctx, &s->current_picture);
-        avctx->get_buffer(avctx, &s->last_picture);
+        ff_get_buffer(avctx, &s->current_picture);
+        ff_get_buffer(avctx, &s->last_picture);
         s->scratchbuf = av_malloc(s->current_picture.linesize[0] * 16 * 2);
     }
 
diff --git a/libavcodec/takdec.c b/libavcodec/takdec.c
index 11202967d2..66b136a56f 100644
--- a/libavcodec/takdec.c
+++ b/libavcodec/takdec.c
@@ -27,6 +27,7 @@
 
 #include "tak.h"
 #include "avcodec.h"
+#include "internal.h"
 #include "unary.h"
 #include "dsputil.h"
 
@@ -798,7 +799,7 @@ static int tak_decode_frame(AVCodecContext *avctx, void *data,
                                                s->ti.frame_samples;
 
     s->frame.nb_samples = s->nb_samples;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0)
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0)
         return ret;
 
     if (avctx->bits_per_raw_sample <= 16) {
diff --git a/libavcodec/targa.c b/libavcodec/targa.c
index d761078cfe..5c0efb3f40 100644
--- a/libavcodec/targa.c
+++ b/libavcodec/targa.c
@@ -23,6 +23,7 @@
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "targa.h"
 
 typedef struct TargaContext {
@@ -181,7 +182,7 @@ static int decode_frame(AVCodecContext *avctx,
         return ret;
     if (w != avctx->width || h != avctx->height)
         avcodec_set_dimensions(avctx, w, h);
-    if ((ret = avctx->get_buffer(avctx, p)) < 0) {
+    if ((ret = ff_get_buffer(avctx, p)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/targa_y216dec.c b/libavcodec/targa_y216dec.c
index bac5aeeddf..0e999dbcfa 100644
--- a/libavcodec/targa_y216dec.c
+++ b/libavcodec/targa_y216dec.c
@@ -20,6 +20,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 
 static av_cold int y216_decode_init(AVCodecContext *avctx)
 {
@@ -54,7 +55,7 @@ static int y216_decode_frame(AVCodecContext *avctx, void *data,
 
     pic->reference = 0;
 
-    if (avctx->get_buffer(avctx, pic) < 0) {
+    if (ff_get_buffer(avctx, pic) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
         return AVERROR(ENOMEM);
     }
diff --git a/libavcodec/thread.h b/libavcodec/thread.h
index 6de28a5bd1..e83803073f 100644
--- a/libavcodec/thread.h
+++ b/libavcodec/thread.h
@@ -89,7 +89,7 @@ void ff_thread_await_progress(AVFrame *f, int progress, int field);
 
 /**
  * Wrapper around get_buffer() for frame-multithreaded codecs.
- * Call this function instead of avctx->get_buffer(f).
+ * Call this function instead of ff_get_buffer(f).
  * Cannot be called after the codec has called ff_thread_finish_setup().
  *
  * @param avctx The current context.
diff --git a/libavcodec/tiff.c b/libavcodec/tiff.c
index 34fb10999d..f7a1e75209 100644
--- a/libavcodec/tiff.c
+++ b/libavcodec/tiff.c
@@ -34,6 +34,7 @@
 #include "tiff.h"
 #include "tiff_data.h"
 #include "faxcompr.h"
+#include "internal.h"
 #include "mathops.h"
 #include "libavutil/attributes.h"
 #include "libavutil/intreadwrite.h"
@@ -597,7 +598,7 @@ static int init_image(TiffContext *s)
     }
     if (s->picture.data[0])
         s->avctx->release_buffer(s->avctx, &s->picture);
-    if ((ret = s->avctx->get_buffer(s->avctx, &s->picture)) < 0) {
+    if ((ret = ff_get_buffer(s->avctx, &s->picture)) < 0) {
         av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/tmv.c b/libavcodec/tmv.c
index a0b3f36d92..63ec830f6d 100644
--- a/libavcodec/tmv.c
+++ b/libavcodec/tmv.c
@@ -29,6 +29,7 @@
 #include <string.h>
 
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/internal.h"
 #include "libavutil/xga_font_data.h"
 
@@ -51,7 +52,7 @@ static int tmv_decode_frame(AVCodecContext *avctx, void *data,
     if (tmv->pic.data[0])
         avctx->release_buffer(avctx, &tmv->pic);
 
-    if (avctx->get_buffer(avctx, &tmv->pic) < 0) {
+    if (ff_get_buffer(avctx, &tmv->pic) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/truespeech.c b/libavcodec/truespeech.c
index d523bdd792..e8a88cfb74 100644
--- a/libavcodec/truespeech.c
+++ b/libavcodec/truespeech.c
@@ -24,6 +24,7 @@
 #include "avcodec.h"
 #include "dsputil.h"
 #include "get_bits.h"
+#include "internal.h"
 
 #include "truespeech_data.h"
 /**
@@ -327,7 +328,7 @@ static int truespeech_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     c->frame.nb_samples = iterations * 240;
-    if ((ret = avctx->get_buffer(avctx, &c->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &c->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/tscc.c b/libavcodec/tscc.c
index 1ba3bb97c6..aaf2127c11 100644
--- a/libavcodec/tscc.c
+++ b/libavcodec/tscc.c
@@ -39,6 +39,7 @@
 #include <stdlib.h>
 
 #include "avcodec.h"
+#include "internal.h"
 #include "msrledec.h"
 
 #include <zlib.h>
diff --git a/libavcodec/tta.c b/libavcodec/tta.c
index b0e538fe5d..27efceba03 100644
--- a/libavcodec/tta.c
+++ b/libavcodec/tta.c
@@ -32,6 +32,7 @@
 #include <limits.h>
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "libavutil/crc.h"
 
 #define FORMAT_SIMPLE    1
@@ -315,7 +316,7 @@ static int tta_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = framelen;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/twinvq.c b/libavcodec/twinvq.c
index d7a372648a..b34f159485 100644
--- a/libavcodec/twinvq.c
+++ b/libavcodec/twinvq.c
@@ -25,6 +25,7 @@
 #include "get_bits.h"
 #include "dsputil.h"
 #include "fft.h"
+#include "internal.h"
 #include "lsp.h"
 #include "sinewin.h"
 
@@ -834,7 +835,7 @@ static int twin_decode_frame(AVCodecContext * avctx, void *data,
     /* get output buffer */
     if (tctx->discarded_packets >= 2) {
         tctx->frame.nb_samples = mtab->size;
-        if ((ret = avctx->get_buffer(avctx, &tctx->frame)) < 0) {
+        if ((ret = ff_get_buffer(avctx, &tctx->frame)) < 0) {
             av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
             return ret;
         }
diff --git a/libavcodec/txd.c b/libavcodec/txd.c
index a526035da8..29de782cce 100644
--- a/libavcodec/txd.c
+++ b/libavcodec/txd.c
@@ -25,6 +25,7 @@
 #include "libavutil/imgutils.h"
 #include "bytestream.h"
 #include "avcodec.h"
+#include "internal.h"
 #include "s3tc.h"
 
 typedef struct TXDContext {
@@ -83,7 +84,7 @@ static int txd_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         return -1;
     if (w != avctx->width || h != avctx->height)
         avcodec_set_dimensions(avctx, w, h);
-    if (avctx->get_buffer(avctx, p) < 0) {
+    if (ff_get_buffer(avctx, p) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 48ef679106..be6b3a9e23 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -585,6 +585,11 @@ int avcodec_default_get_buffer(AVCodecContext *avctx, AVFrame *frame)
     }
 }
 
+int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame)
+{
+    return avctx->get_buffer(avctx, frame);
+}
+
 void avcodec_default_release_buffer(AVCodecContext *s, AVFrame *pic)
 {
     int i;
@@ -639,7 +644,7 @@ int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic)
     if (pic->data[0] == NULL) {
         /* We will copy from buffer, so must be readable */
         pic->buffer_hints |= FF_BUFFER_HINTS_READABLE;
-        return s->get_buffer(s, pic);
+        return ff_get_buffer(s, pic);
     }
 
     assert(s->pix_fmt == pic->format);
@@ -657,7 +662,7 @@ int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic)
         pic->data[i] = pic->base[i] = NULL;
     pic->opaque = NULL;
     /* Allocate new frame */
-    if ((ret = s->get_buffer(s, pic)))
+    if ((ret = ff_get_buffer(s, pic)))
         return ret;
     /* Copy image data from old buffer to new buffer */
     av_picture_copy((AVPicture *)pic, (AVPicture *)&temp_pic, s->pix_fmt, s->width,
@@ -2679,7 +2684,7 @@ int ff_thread_get_buffer(AVCodecContext *avctx, AVFrame *f)
 
     ff_init_buffer_info(avctx, f);
 
-    return avctx->get_buffer(avctx, f);
+    return ff_get_buffer(avctx, f);
 }
 
 void ff_thread_release_buffer(AVCodecContext *avctx, AVFrame *f)
diff --git a/libavcodec/v210dec.c b/libavcodec/v210dec.c
index d508ce8ea0..b0754767a9 100644
--- a/libavcodec/v210dec.c
+++ b/libavcodec/v210dec.c
@@ -22,6 +22,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "v210dec.h"
 #include "libavutil/bswap.h"
 #include "libavutil/internal.h"
@@ -111,7 +112,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         avctx->release_buffer(avctx, pic);
 
     pic->reference = 0;
-    if (avctx->get_buffer(avctx, pic) < 0)
+    if (ff_get_buffer(avctx, pic) < 0)
         return -1;
 
     y = (uint16_t*)pic->data[0];
diff --git a/libavcodec/v210x.c b/libavcodec/v210x.c
index 376588c736..900281a0c4 100644
--- a/libavcodec/v210x.c
+++ b/libavcodec/v210x.c
@@ -19,6 +19,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/bswap.h"
 #include "libavutil/internal.h"
 #include "libavutil/mem.h"
@@ -60,7 +61,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
     }
 
     pic->reference= 0;
-    if(avctx->get_buffer(avctx, pic) < 0)
+    if(ff_get_buffer(avctx, pic) < 0)
         return -1;
 
     ydst= (uint16_t *)pic->data[0];
diff --git a/libavcodec/v308dec.c b/libavcodec/v308dec.c
index fd742cab85..e8eaeb4e19 100644
--- a/libavcodec/v308dec.c
+++ b/libavcodec/v308dec.c
@@ -20,6 +20,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 
 static av_cold int v308_decode_init(AVCodecContext *avctx)
 {
@@ -56,7 +57,7 @@ static int v308_decode_frame(AVCodecContext *avctx, void *data,
 
     pic->reference = 0;
 
-    if (avctx->get_buffer(avctx, pic) < 0) {
+    if (ff_get_buffer(avctx, pic) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
         return AVERROR(ENOMEM);
     }
diff --git a/libavcodec/v408dec.c b/libavcodec/v408dec.c
index 8820fc4cbf..37f1d6ee87 100644
--- a/libavcodec/v408dec.c
+++ b/libavcodec/v408dec.c
@@ -20,6 +20,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 
 static av_cold int v408_decode_init(AVCodecContext *avctx)
 {
@@ -53,7 +54,7 @@ static int v408_decode_frame(AVCodecContext *avctx, void *data,
 
     pic->reference = 0;
 
-    if (avctx->get_buffer(avctx, pic) < 0) {
+    if (ff_get_buffer(avctx, pic) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
         return AVERROR(ENOMEM);
     }
diff --git a/libavcodec/v410dec.c b/libavcodec/v410dec.c
index 4d4d625d16..52cdf3218d 100644
--- a/libavcodec/v410dec.c
+++ b/libavcodec/v410dec.c
@@ -23,6 +23,7 @@
 #include "libavutil/common.h"
 #include "libavutil/intreadwrite.h"
 #include "avcodec.h"
+#include "internal.h"
 
 static av_cold int v410_decode_init(AVCodecContext *avctx)
 {
@@ -67,7 +68,7 @@ static int v410_decode_frame(AVCodecContext *avctx, void *data,
 
     pic->reference = 0;
 
-    if (avctx->get_buffer(avctx, pic) < 0) {
+    if (ff_get_buffer(avctx, pic) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
         return AVERROR(ENOMEM);
     }
diff --git a/libavcodec/vb.c b/libavcodec/vb.c
index 512945810e..79f3cae64a 100644
--- a/libavcodec/vb.c
+++ b/libavcodec/vb.c
@@ -29,6 +29,7 @@
 
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 enum VBFlags{
     VB_HAS_GMC     = 0x01,
@@ -198,7 +199,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
     if(c->pic.data[0])
         avctx->release_buffer(avctx, &c->pic);
     c->pic.reference = 3;
-    if(avctx->get_buffer(avctx, &c->pic) < 0){
+    if(ff_get_buffer(avctx, &c->pic) < 0){
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/vble.c b/libavcodec/vble.c
index 2c681782bd..22e92a45bb 100644
--- a/libavcodec/vble.c
+++ b/libavcodec/vble.c
@@ -29,6 +29,7 @@
 #include "avcodec.h"
 #include "dsputil.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "mathops.h"
 
 typedef struct {
@@ -133,7 +134,7 @@ static int vble_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
     }
 
     /* Allocate buffer */
-    if (avctx->get_buffer(avctx, pic) < 0) {
+    if (ff_get_buffer(avctx, pic) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
         return AVERROR(ENOMEM);
     }
diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c
index 9e0e098aab..0946db5334 100644
--- a/libavcodec/vc1dec.c
+++ b/libavcodec/vc1dec.c
@@ -5040,7 +5040,7 @@ static int vc1_decode_sprites(VC1Context *v, GetBitContext* gb)
 
     v->sprite_output_frame.buffer_hints = FF_BUFFER_HINTS_VALID;
     v->sprite_output_frame.reference = 0;
-    if (avctx->get_buffer(avctx, &v->sprite_output_frame) < 0) {
+    if (ff_get_buffer(avctx, &v->sprite_output_frame) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/vcr1.c b/libavcodec/vcr1.c
index acac925870..6486e63a0d 100644
--- a/libavcodec/vcr1.c
+++ b/libavcodec/vcr1.c
@@ -26,6 +26,7 @@
 
 #include "avcodec.h"
 #include "dsputil.h"
+#include "internal.h"
 #include "libavutil/internal.h"
 
 typedef struct VCR1Context {
@@ -87,7 +88,7 @@ static int vcr1_decode_frame(AVCodecContext *avctx, void *data,
     }
 
     p->reference = 0;
-    if (avctx->get_buffer(avctx, p) < 0) {
+    if (ff_get_buffer(avctx, p) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/vima.c b/libavcodec/vima.c
index 35e2a3cdd5..f823cb37e7 100644
--- a/libavcodec/vima.c
+++ b/libavcodec/vima.c
@@ -22,6 +22,7 @@
 #include "libavutil/channel_layout.h"
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "adpcm_data.h"
 
 typedef struct {
@@ -170,7 +171,7 @@ static int decode_frame(AVCodecContext *avctx, void *data,
     }
 
     vima->frame.nb_samples = samples;
-    if ((ret = avctx->get_buffer(avctx, &vima->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &vima->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/vmdav.c b/libavcodec/vmdav.c
index 6e92e18b00..3278c6fdcc 100644
--- a/libavcodec/vmdav.c
+++ b/libavcodec/vmdav.c
@@ -47,6 +47,7 @@
 #include "libavutil/common.h"
 #include "libavutil/intreadwrite.h"
 #include "avcodec.h"
+#include "internal.h"
 
 #define VMD_HEADER_SIZE 0x330
 #define PALETTE_COUNT 256
@@ -425,7 +426,7 @@ static int vmdvideo_decode_frame(AVCodecContext *avctx,
         return buf_size;
 
     s->frame.reference = 3;
-    if (avctx->get_buffer(avctx, &s->frame)) {
+    if (ff_get_buffer(avctx, &s->frame)) {
         av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
@@ -601,7 +602,7 @@ static int vmdaudio_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = ((silent_chunks + audio_chunks) * avctx->block_align) / avctx->channels;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/vorbisdec.c b/libavcodec/vorbisdec.c
index 0e018f1f1e..415012f4e4 100644
--- a/libavcodec/vorbisdec.c
+++ b/libavcodec/vorbisdec.c
@@ -37,6 +37,7 @@
 #include "dsputil.h"
 #include "fft.h"
 #include "fmtconvert.h"
+#include "internal.h"
 
 #include "vorbis.h"
 #include "xiph.h"
@@ -1652,7 +1653,7 @@ static int vorbis_decode_frame(AVCodecContext *avccontext, void *data,
 
     /* get output buffer */
     vc->frame.nb_samples = vc->blocksize[1] / 2;
-    if ((ret = avccontext->get_buffer(avccontext, &vc->frame)) < 0) {
+    if ((ret = ff_get_buffer(avccontext, &vc->frame)) < 0) {
         av_log(avccontext, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/vp56.c b/libavcodec/vp56.c
index ae7a1172e1..1a7c36ef13 100644
--- a/libavcodec/vp56.c
+++ b/libavcodec/vp56.c
@@ -25,6 +25,7 @@
 
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 #include "vp56.h"
 #include "vp56data.h"
@@ -534,7 +535,7 @@ int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
     }
 
     p->reference = 3;
-    if (avctx->get_buffer(avctx, p) < 0) {
+    if (ff_get_buffer(avctx, p) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
diff --git a/libavcodec/vqavideo.c b/libavcodec/vqavideo.c
index 2980f948b3..e1afca3c2d 100644
--- a/libavcodec/vqavideo.c
+++ b/libavcodec/vqavideo.c
@@ -71,6 +71,7 @@
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 
 #define PALETTE_COUNT 256
 #define VQA_HEADER_SIZE 0x2A
@@ -591,7 +592,7 @@ static int vqa_decode_frame(AVCodecContext *avctx,
     if (s->frame.data[0])
         avctx->release_buffer(avctx, &s->frame);
 
-    if ((res = avctx->get_buffer(avctx, &s->frame))) {
+    if ((res = ff_get_buffer(avctx, &s->frame))) {
         av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return res;
     }
diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c
index bc038a9534..6b67f30b21 100644
--- a/libavcodec/wavpack.c
+++ b/libavcodec/wavpack.c
@@ -24,6 +24,7 @@
 #include "libavutil/channel_layout.h"
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "unary.h"
 
 /**
@@ -1218,7 +1219,7 @@ static int wavpack_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = s->samples + 1;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/wmadec.c b/libavcodec/wmadec.c
index f3ce474f41..48d52fdc05 100644
--- a/libavcodec/wmadec.c
+++ b/libavcodec/wmadec.c
@@ -34,6 +34,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "wma.h"
 
 #undef NDEBUG
@@ -834,7 +835,7 @@ static int wma_decode_superframe(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = nb_frames * s->frame_len;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c
index 749e41f915..066b572fc2 100644
--- a/libavcodec/wmalosslessdec.c
+++ b/libavcodec/wmalosslessdec.c
@@ -1015,7 +1015,7 @@ static int decode_frame(WmallDecodeCtx *s)
     int more_frames = 0, len = 0, i, ret;
 
     s->frame.nb_samples = s->samples_per_frame;
-    if ((ret = s->avctx->get_buffer(s->avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(s->avctx, &s->frame)) < 0) {
         /* return an error if no frame could be decoded at all */
         av_log(s->avctx, AV_LOG_ERROR,
                "not enough space for the output samples\n");
diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c
index 235425ea58..4989cab162 100644
--- a/libavcodec/wmaprodec.c
+++ b/libavcodec/wmaprodec.c
@@ -1380,7 +1380,7 @@ static int decode_frame(WMAProDecodeCtx *s, int *got_frame_ptr)
 
     /* get output buffer */
     s->frame.nb_samples = s->samples_per_frame;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         s->packet_loss = 1;
         return 0;
diff --git a/libavcodec/wmavoice.c b/libavcodec/wmavoice.c
index c156be830a..0ae3748911 100644
--- a/libavcodec/wmavoice.c
+++ b/libavcodec/wmavoice.c
@@ -33,6 +33,7 @@
 #include "libavutil/mem.h"
 #include "dsputil.h"
 #include "avcodec.h"
+#include "internal.h"
 #include "get_bits.h"
 #include "put_bits.h"
 #include "wmavoice_data.h"
@@ -1801,7 +1802,7 @@ static int synth_superframe(AVCodecContext *ctx, int *got_frame_ptr)
 
     /* get output buffer */
     s->frame.nb_samples = 480;
-    if ((res = ctx->get_buffer(ctx, &s->frame)) < 0) {
+    if ((res = ff_get_buffer(ctx, &s->frame)) < 0) {
         av_log(ctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return res;
     }
diff --git a/libavcodec/wnv1.c b/libavcodec/wnv1.c
index 494dc98a77..a99796632d 100644
--- a/libavcodec/wnv1.c
+++ b/libavcodec/wnv1.c
@@ -26,6 +26,7 @@
 
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 #include "mathops.h"
 
 
@@ -85,7 +86,7 @@ static int decode_frame(AVCodecContext *avctx,
         avctx->release_buffer(avctx, p);
 
     p->reference = 0;
-    if ((ret = avctx->get_buffer(avctx, p)) < 0) {
+    if ((ret = ff_get_buffer(avctx, p)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         av_free(rbuf);
         return ret;
diff --git a/libavcodec/ws-snd1.c b/libavcodec/ws-snd1.c
index 7cc0678466..1c347e85a2 100644
--- a/libavcodec/ws-snd1.c
+++ b/libavcodec/ws-snd1.c
@@ -25,6 +25,7 @@
 #include "libavutil/common.h"
 #include "libavutil/intreadwrite.h"
 #include "avcodec.h"
+#include "internal.h"
 
 /**
  * @file
@@ -89,7 +90,7 @@ static int ws_snd_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     s->frame.nb_samples = out_size;
-    if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/xan.c b/libavcodec/xan.c
index bccbe24d85..da6627c065 100644
--- a/libavcodec/xan.c
+++ b/libavcodec/xan.c
@@ -38,6 +38,7 @@
 #include "bytestream.h"
 #define BITSTREAM_READER_LE
 #include "get_bits.h"
+#include "internal.h"
 
 #define RUNTIME_GAMMA 0
 
@@ -582,7 +583,7 @@ static int xan_decode_frame(AVCodecContext *avctx,
         return AVERROR_INVALIDDATA;
     }
 
-    if ((ret = avctx->get_buffer(avctx, &s->current_frame))) {
+    if ((ret = ff_get_buffer(avctx, &s->current_frame))) {
         av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/xbmdec.c b/libavcodec/xbmdec.c
index 4b8704aadd..39ed50392f 100644
--- a/libavcodec/xbmdec.c
+++ b/libavcodec/xbmdec.c
@@ -81,7 +81,7 @@ static int xbm_decode_frame(AVCodecContext *avctx, void *data,
         avctx->release_buffer(avctx, p);
 
     p->reference = 0;
-    if ((ret = avctx->get_buffer(avctx, p)) < 0)
+    if ((ret = ff_get_buffer(avctx, p)) < 0)
         return ret;
 
     // goto start of image data
diff --git a/libavcodec/xfacedec.c b/libavcodec/xfacedec.c
index 7cccfa5c94..cc7f7b22f0 100644
--- a/libavcodec/xfacedec.c
+++ b/libavcodec/xfacedec.c
@@ -27,6 +27,7 @@
 #include "libavutil/pixdesc.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "xface.h"
 
 static int pop_integer(BigInt *b, const ProbRange *pranges)
@@ -136,7 +137,7 @@ static int xface_decode_frame(AVCodecContext *avctx,
     if (xface->frame.data[0])
         avctx->release_buffer(avctx, &xface->frame);
     xface->frame.data[0] = NULL;
-    if ((ret = avctx->get_buffer(avctx, &xface->frame)) < 0)
+    if ((ret = ff_get_buffer(avctx, &xface->frame)) < 0)
         return ret;
     xface->frame.reference = 0;
 
diff --git a/libavcodec/xl.c b/libavcodec/xl.c
index 8c5ccd387a..3103ff463b 100644
--- a/libavcodec/xl.c
+++ b/libavcodec/xl.c
@@ -27,6 +27,7 @@
 #include "libavutil/common.h"
 #include "libavutil/intreadwrite.h"
 #include "avcodec.h"
+#include "internal.h"
 
 typedef struct VideoXLContext{
     AVCodecContext *avctx;
@@ -68,7 +69,7 @@ static int decode_frame(AVCodecContext *avctx,
         avctx->release_buffer(avctx, p);
 
     p->reference = 0;
-    if ((ret = avctx->get_buffer(avctx, p)) < 0) {
+    if ((ret = ff_get_buffer(avctx, p)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/xwddec.c b/libavcodec/xwddec.c
index ef99a6bbf8..2f8453734e 100644
--- a/libavcodec/xwddec.c
+++ b/libavcodec/xwddec.c
@@ -23,6 +23,7 @@
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "xwd.h"
 
 static av_cold int xwd_decode_init(AVCodecContext *avctx)
@@ -211,7 +212,7 @@ static int xwd_decode_frame(AVCodecContext *avctx, void *data,
         avctx->release_buffer(avctx, p);
 
     p->reference = 0;
-    if ((ret = avctx->get_buffer(avctx, p)) < 0) {
+    if ((ret = ff_get_buffer(avctx, p)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
diff --git a/libavcodec/y41pdec.c b/libavcodec/y41pdec.c
index e283690f00..45c994d98a 100644
--- a/libavcodec/y41pdec.c
+++ b/libavcodec/y41pdec.c
@@ -21,6 +21,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 
 static av_cold int y41p_decode_init(AVCodecContext *avctx)
 {
@@ -58,7 +59,7 @@ static int y41p_decode_frame(AVCodecContext *avctx, void *data,
 
     pic->reference = 0;
 
-    if (avctx->get_buffer(avctx, pic) < 0) {
+    if (ff_get_buffer(avctx, pic) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
         return AVERROR(ENOMEM);
     }
diff --git a/libavcodec/yop.c b/libavcodec/yop.c
index 255ed32ca7..856d6f4e26 100644
--- a/libavcodec/yop.c
+++ b/libavcodec/yop.c
@@ -27,6 +27,7 @@
 
 #include "avcodec.h"
 #include "get_bits.h"
+#include "internal.h"
 
 typedef struct YopDecContext {
     AVFrame frame;
@@ -207,7 +208,7 @@ static int yop_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         return AVERROR_INVALIDDATA;
     }
 
-    ret = avctx->get_buffer(avctx, &s->frame);
+    ret = ff_get_buffer(avctx, &s->frame);
     if (ret < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
diff --git a/libavcodec/yuv4dec.c b/libavcodec/yuv4dec.c
index ce44f1330f..6454fbfff8 100644
--- a/libavcodec/yuv4dec.c
+++ b/libavcodec/yuv4dec.c
@@ -21,6 +21,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 
 static av_cold int yuv4_decode_init(AVCodecContext *avctx)
 {
@@ -54,7 +55,7 @@ static int yuv4_decode_frame(AVCodecContext *avctx, void *data,
 
     pic->reference = 0;
 
-    if (avctx->get_buffer(avctx, pic) < 0) {
+    if (ff_get_buffer(avctx, pic) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
         return AVERROR(ENOMEM);
     }
diff --git a/libavcodec/zerocodec.c b/libavcodec/zerocodec.c
index c6a9ba94a2..e5edb5f0ed 100644
--- a/libavcodec/zerocodec.c
+++ b/libavcodec/zerocodec.c
@@ -19,6 +19,7 @@
 #include <zlib.h>
 
 #include "avcodec.h"
+#include "internal.h"
 #include "libavutil/common.h"
 
 typedef struct {
@@ -58,7 +59,7 @@ static int zerocodec_decode_frame(AVCodecContext *avctx, void *data,
         return AVERROR_INVALIDDATA;
     }
 
-    if (avctx->get_buffer(avctx, pic) < 0) {
+    if (ff_get_buffer(avctx, pic) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
         return AVERROR(ENOMEM);
     }
diff --git a/libavcodec/zmbv.c b/libavcodec/zmbv.c
index 1b9435150f..6d25056c85 100644
--- a/libavcodec/zmbv.c
+++ b/libavcodec/zmbv.c
@@ -30,6 +30,7 @@
 #include "libavutil/common.h"
 #include "libavutil/intreadwrite.h"
 #include "avcodec.h"
+#include "internal.h"
 
 #include <zlib.h>
 
@@ -411,7 +412,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
 
     c->pic.reference = 3;
     c->pic.buffer_hints = FF_BUFFER_HINTS_VALID;
-    if ((ret = avctx->get_buffer(avctx, &c->pic)) < 0) {
+    if ((ret = ff_get_buffer(avctx, &c->pic)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }