[FFmpeg-cvslog] lavc: fix decode_frame() third parameter semantics for rest of video decoders

Paul B Mahol git at videolan.org
Wed Dec 5 19:28:57 CET 2012


ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Wed Dec  5 18:24:43 2012 +0000| [4012cd6c4f19f09cac86c9b8c9738f27bb691764] | committer: Paul B Mahol

lavc: fix decode_frame() third parameter semantics for rest of video decoders

Signed-off-by: Paul B Mahol <onemda at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4012cd6c4f19f09cac86c9b8c9738f27bb691764
---

 libavcodec/avrndec.c          |    7 ++++---
 libavcodec/avuidec.c          |    4 ++--
 libavcodec/bintext.c          |    4 ++--
 libavcodec/brender_pix.c      |    4 ++--
 libavcodec/cpia.c             |    6 +++---
 libavcodec/crystalhd.c        |   22 +++++++++++-----------
 libavcodec/diracdec.c         |   16 ++++++++--------
 libavcodec/escape130.c        |    6 +++---
 libavcodec/exr.c              |    4 ++--
 libavcodec/j2kdec.c           |    4 ++--
 libavcodec/libstagefright.cpp |    4 ++--
 libavcodec/libutvideodec.cpp  |    4 ++--
 libavcodec/paf.c              |    4 ++--
 libavcodec/proresdec2.c       |    4 ++--
 libavcodec/targa_y216dec.c    |    4 ++--
 libavcodec/v308dec.c          |    4 ++--
 libavcodec/v408dec.c          |    4 ++--
 libavcodec/vda_h264_dec.c     |    6 +++---
 libavcodec/xbmdec.c           |    4 ++--
 libavcodec/xfacedec.c         |    4 ++--
 libavcodec/y41pdec.c          |    4 ++--
 libavcodec/yuv4dec.c          |    4 ++--
 22 files changed, 64 insertions(+), 63 deletions(-)

diff --git a/libavcodec/avrndec.c b/libavcodec/avrndec.c
index 187dad5..0fc431d 100644
--- a/libavcodec/avrndec.c
+++ b/libavcodec/avrndec.c
@@ -80,7 +80,8 @@ static av_cold int end(AVCodecContext *avctx)
     return 0;
 }
 
-static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
+static int decode_frame(AVCodecContext *avctx, void *data,
+                        int *got_frame, AVPacket *avpkt)
 {
     AVRnContext *a = avctx->priv_data;
     AVFrame *p = &a->frame;
@@ -89,7 +90,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
     int y, ret, true_height;
 
     if(a->is_mjpeg)
-        return ff_mjpeg_decode_frame(avctx, data, data_size, avpkt);
+        return ff_mjpeg_decode_frame(avctx, data, got_frame, avpkt);
 
     true_height    = buf_size / (2*avctx->width);
     if(p->data[0])
@@ -123,7 +124,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
     }
 
     *(AVFrame*)data = a->frame;
-    *data_size      = sizeof(AVFrame);
+    *got_frame      = 1;
     return buf_size;
 }
 
diff --git a/libavcodec/avuidec.c b/libavcodec/avuidec.c
index 7aa30ff..22af719 100644
--- a/libavcodec/avuidec.c
+++ b/libavcodec/avuidec.c
@@ -39,7 +39,7 @@ static av_cold int avui_decode_init(AVCodecContext *avctx)
 }
 
 static int avui_decode_frame(AVCodecContext *avctx, void *data,
-                             int *data_size, AVPacket *avpkt)
+                             int *got_frame, AVPacket *avpkt)
 {
     AVFrame *pic = avctx->coded_frame;
     const uint8_t *src = avpkt->data, *extradata = avctx->extradata;
@@ -128,7 +128,7 @@ static int avui_decode_frame(AVCodecContext *avctx, void *data,
         src  += 4;
         srca += 4;
     }
-    *data_size = sizeof(AVFrame);
+    *got_frame       = 1;
     *(AVFrame *)data = *pic;
 
     return avpkt->size;
diff --git a/libavcodec/bintext.c b/libavcodec/bintext.c
index 9c36b6b..1c9bc3e 100644
--- a/libavcodec/bintext.c
+++ b/libavcodec/bintext.c
@@ -129,7 +129,7 @@ static void draw_char(AVCodecContext *avctx, int c, int a)
 }
 
 static int decode_frame(AVCodecContext *avctx,
-                            void *data, int *data_size,
+                            void *data, int *got_frame,
                             AVPacket *avpkt)
 {
     XbinContext *s = avctx->priv_data;
@@ -201,7 +201,7 @@ static int decode_frame(AVCodecContext *avctx,
         }
     }
 
-    *data_size = sizeof(AVFrame);
+    *got_frame      = 1;
     *(AVFrame*)data = s->frame;
     return buf_size;
 }
diff --git a/libavcodec/brender_pix.c b/libavcodec/brender_pix.c
index 92bc8b4..5245fa0 100644
--- a/libavcodec/brender_pix.c
+++ b/libavcodec/brender_pix.c
@@ -70,7 +70,7 @@ static int brpix_decode_header(BRPixHeader *out, GetByteContext *pgb)
 }
 
 static int brpix_decode_frame(AVCodecContext *avctx,
-                              void *data, int *data_size_out,
+                              void *data, int *got_frame,
                               AVPacket *avpkt)
 {
     BRPixContext *s = avctx->priv_data;
@@ -217,7 +217,7 @@ static int brpix_decode_frame(AVCodecContext *avctx,
     }
 
     *frame_out = s->frame;
-    *data_size_out = sizeof(AVFrame);
+    *got_frame = 1;
 
     return avpkt->size;
 }
diff --git a/libavcodec/cpia.c b/libavcodec/cpia.c
index 26e067a..f741eb9 100644
--- a/libavcodec/cpia.c
+++ b/libavcodec/cpia.c
@@ -46,8 +46,8 @@ typedef struct {
 } CpiaContext;
 
 
-static int cpia_decode_frame(AVCodecContext* avctx,
-        void* data, int* data_size, AVPacket* avpkt)
+static int cpia_decode_frame(AVCodecContext *avctx,
+                             void *data, int *got_frame, AVPacket* avpkt)
 {
     CpiaContext* const cpia = avctx->priv_data;
     int i,j,ret;
@@ -183,7 +183,7 @@ static int cpia_decode_frame(AVCodecContext* avctx,
         }
     }
 
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
     *(AVFrame*) data = *frame;
 
     return avpkt->size;
diff --git a/libavcodec/crystalhd.c b/libavcodec/crystalhd.c
index d18243c..95f1fb6 100644
--- a/libavcodec/crystalhd.c
+++ b/libavcodec/crystalhd.c
@@ -536,7 +536,7 @@ static av_cold int init(AVCodecContext *avctx)
 
 static inline CopyRet copy_frame(AVCodecContext *avctx,
                                  BC_DTS_PROC_OUT *output,
-                                 void *data, int *data_size)
+                                 void *data, int *got_frame)
 {
     BC_STATUS ret;
     BC_DTS_STATUS decoder_status = { 0, };
@@ -696,7 +696,7 @@ static inline CopyRet copy_frame(AVCodecContext *avctx,
     priv->pic.pkt_pts = pkt_pts;
 
     if (!priv->need_second_field) {
-        *data_size       = sizeof(AVFrame);
+        *got_frame       = 1;
         *(AVFrame *)data = priv->pic;
     }
 
@@ -733,7 +733,7 @@ static inline CopyRet copy_frame(AVCodecContext *avctx,
 
 
 static inline CopyRet receive_frame(AVCodecContext *avctx,
-                                    void *data, int *data_size)
+                                    void *data, int *got_frame)
 {
     BC_STATUS ret;
     BC_DTS_PROC_OUT output = {
@@ -743,7 +743,7 @@ static inline CopyRet receive_frame(AVCodecContext *avctx,
     CHDContext *priv = avctx->priv_data;
     HANDLE dev       = priv->dev;
 
-    *data_size = 0;
+    *got_frame = 0;
 
     // Request decoded data from the driver
     ret = DtsProcOutputNoCopy(dev, OUTPUT_PROC_TIMEOUT, &output);
@@ -840,8 +840,8 @@ static inline CopyRet receive_frame(AVCodecContext *avctx,
                priv->last_picture = output.PicInfo.picture_number - 1;
             }
 
-            copy_ret = copy_frame(avctx, &output, data, data_size);
-            if (*data_size > 0) {
+            copy_ret = copy_frame(avctx, &output, data, got_frame);
+            if (*got_frame > 0) {
                 avctx->has_b_frames--;
                 priv->last_picture++;
                 av_log(avctx, AV_LOG_VERBOSE, "CrystalHD: Pipeline length: %u\n",
@@ -868,7 +868,7 @@ static inline CopyRet receive_frame(AVCodecContext *avctx,
 }
 
 
-static int decode(AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
+static int decode(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
 {
     BC_STATUS ret;
     BC_DTS_STATUS decoder_status = { 0, };
@@ -1026,8 +1026,8 @@ static int decode(AVCodecContext *avctx, void *data, int *data_size, AVPacket *a
     }
 
     do {
-        rec_ret = receive_frame(avctx, data, data_size);
-        if (rec_ret == RET_OK && *data_size == 0) {
+        rec_ret = receive_frame(avctx, data, got_frame);
+        if (rec_ret == RET_OK && *got_frame == 0) {
             /*
              * This case is for when the encoded fields are stored
              * separately and we get a separate avpkt for each one. To keep
@@ -1052,8 +1052,8 @@ static int decode(AVCodecContext *avctx, void *data, int *data_size, AVPacket *a
                 ret = DtsGetDriverStatus(dev, &decoder_status);
                 if (ret == BC_STS_SUCCESS &&
                     decoder_status.ReadyListCount > 0) {
-                    rec_ret = receive_frame(avctx, data, data_size);
-                    if ((rec_ret == RET_OK && *data_size > 0) ||
+                    rec_ret = receive_frame(avctx, data, got_frame);
+                    if ((rec_ret == RET_OK && *got_frame > 0) ||
                         rec_ret == RET_ERROR)
                         break;
                 }
diff --git a/libavcodec/diracdec.c b/libavcodec/diracdec.c
index 571989a..8e62391 100644
--- a/libavcodec/diracdec.c
+++ b/libavcodec/diracdec.c
@@ -1706,7 +1706,7 @@ static int dirac_decode_picture_header(DiracContext *s)
     return 0;
 }
 
-static int get_delayed_pic(DiracContext *s, AVFrame *picture, int *data_size)
+static int get_delayed_pic(DiracContext *s, AVFrame *picture, int *got_frame)
 {
     DiracFrame *out = s->delay_frames[0];
     int i, out_idx  = 0;
@@ -1723,7 +1723,7 @@ static int get_delayed_pic(DiracContext *s, AVFrame *picture, int *data_size)
 
     if (out) {
         out->avframe.reference ^= DELAYED_PIC_REF;
-        *data_size = sizeof(AVFrame);
+        *got_frame = 1;
         *(AVFrame *)picture = out->avframe;
     }
 
@@ -1827,7 +1827,7 @@ static int dirac_decode_data_unit(AVCodecContext *avctx, const uint8_t *buf, int
     return 0;
 }
 
-static int dirac_decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPacket *pkt)
+static int dirac_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *pkt)
 {
     DiracContext *s     = avctx->priv_data;
     DiracFrame *picture = data;
@@ -1843,11 +1843,11 @@ static int dirac_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         }
 
     s->current_picture = NULL;
-    *data_size = 0;
+    *got_frame = 0;
 
     /* end of stream, so flush delayed pics */
     if (buf_size == 0)
-        return get_delayed_pic(s, (AVFrame *)data, data_size);
+        return get_delayed_pic(s, (AVFrame *)data, got_frame);
 
     for (;;) {
         /*[DIRAC_STD] Here starts the code from parse_info() defined in 9.6
@@ -1905,15 +1905,15 @@ static int dirac_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         if (delayed_frame) {
             delayed_frame->avframe.reference ^= DELAYED_PIC_REF;
             *(AVFrame*)data = delayed_frame->avframe;
-            *data_size = sizeof(AVFrame);
+            *got_frame = 1;
         }
     } else if (s->current_picture->avframe.display_picture_number == s->frame_number) {
         /* The right frame at the right time :-) */
         *(AVFrame*)data = s->current_picture->avframe;
-        *data_size = sizeof(AVFrame);
+        *got_frame = 1;
     }
 
-    if (*data_size)
+    if (*got_frame)
         s->frame_number = picture->avframe.display_picture_number + 1;
 
     return buf_idx;
diff --git a/libavcodec/escape130.c b/libavcodec/escape130.c
index b56bb44..ca6a253 100644
--- a/libavcodec/escape130.c
+++ b/libavcodec/escape130.c
@@ -93,13 +93,13 @@ static unsigned decode_skip_count(GetBitContext* gb) {
  * Decode a single frame
  * @param avctx decoder context
  * @param data decoded frame
- * @param data_size size of the decoded frame
+ * @param got_frame have decoded frame
  * @param buf input buffer
  * @param buf_size input buffer size
  * @return 0 success, -1 on error
  */
 static int escape130_decode_frame(AVCodecContext *avctx,
-                                  void *data, int *data_size,
+                                  void *data, int *got_frame,
                                   AVPacket *avpkt)
 {
     const uint8_t *buf = avpkt->data;
@@ -302,7 +302,7 @@ static int escape130_decode_frame(AVCodecContext *avctx,
         avctx->release_buffer(avctx, &s->frame);
 
     *(AVFrame*)data = s->frame = new_frame;
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
 
     return buf_size;
 }
diff --git a/libavcodec/exr.c b/libavcodec/exr.c
index 6773d88..fef0d10 100644
--- a/libavcodec/exr.c
+++ b/libavcodec/exr.c
@@ -223,7 +223,7 @@ static int rle_uncompress(const uint8_t *src, int ssize, uint8_t *dst, int dsize
 
 static int decode_frame(AVCodecContext *avctx,
                         void *data,
-                        int *data_size,
+                        int *got_frame,
                         AVPacket *avpkt)
 {
     const uint8_t *buf      = avpkt->data;
@@ -633,7 +633,7 @@ static int decode_frame(AVCodecContext *avctx,
     }
 
     *picture   = s->picture;
-    *data_size = sizeof(AVPicture);
+    *got_frame = 1;
 
     return buf_size;
 }
diff --git a/libavcodec/j2kdec.c b/libavcodec/j2kdec.c
index a9b4ccf..53c4f07 100644
--- a/libavcodec/j2kdec.c
+++ b/libavcodec/j2kdec.c
@@ -1018,7 +1018,7 @@ static int jp2_find_codestream(J2kDecoderContext *s)
 }
 
 static int decode_frame(AVCodecContext *avctx,
-                        void *data, int *data_size,
+                        void *data, int *got_frame,
                         AVPacket *avpkt)
 {
     J2kDecoderContext *s = avctx->priv_data;
@@ -1061,7 +1061,7 @@ static int decode_frame(AVCodecContext *avctx,
 
     cleanup(s);
 
-    *data_size = sizeof(AVPicture);
+    *got_frame = 1;
     *picture = s->picture;
 
     return bytestream2_tell(&s->g);
diff --git a/libavcodec/libstagefright.cpp b/libavcodec/libstagefright.cpp
index f65b489..4c270b0 100644
--- a/libavcodec/libstagefright.cpp
+++ b/libavcodec/libstagefright.cpp
@@ -354,7 +354,7 @@ fail:
 }
 
 static int Stagefright_decode_frame(AVCodecContext *avctx, void *data,
-                                    int *data_size, AVPacket *avpkt)
+                                    int *got_frame, AVPacket *avpkt)
 {
     StagefrightContext *s = (StagefrightContext*)avctx->priv_data;
     Frame *frame;
@@ -463,7 +463,7 @@ static int Stagefright_decode_frame(AVCodecContext *avctx, void *data,
     }
     s->prev_frame = ret_frame;
 
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
     *(AVFrame*)data = *ret_frame;
     return orig_size;
 }
diff --git a/libavcodec/libutvideodec.cpp b/libavcodec/libutvideodec.cpp
index f4ba8b3..f70ac4f 100644
--- a/libavcodec/libutvideodec.cpp
+++ b/libavcodec/libutvideodec.cpp
@@ -115,7 +115,7 @@ static av_cold int utvideo_decode_init(AVCodecContext *avctx)
 }
 
 static int utvideo_decode_frame(AVCodecContext *avctx, void *data,
-                                int *data_size, AVPacket *avpkt)
+                                int *got_frame, AVPacket *avpkt)
 {
     UtVideoContext *utv = (UtVideoContext *)avctx->priv_data;
     AVFrame *pic = avctx->coded_frame;
@@ -150,7 +150,7 @@ static int utvideo_decode_frame(AVCodecContext *avctx, void *data,
         break;
     }
 
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
     *(AVFrame *)data = *pic;
 
     return avpkt->size;
diff --git a/libavcodec/paf.c b/libavcodec/paf.c
index 39d6509..adb37ee 100644
--- a/libavcodec/paf.c
+++ b/libavcodec/paf.c
@@ -245,7 +245,7 @@ static int decode_0(AVCodecContext *avctx, uint8_t code, uint8_t *pkt)
 }
 
 static int paf_vid_decode(AVCodecContext *avctx, void *data,
-                          int *data_size, AVPacket *pkt)
+                          int *got_frame, AVPacket *pkt)
 {
     PAFVideoDecContext *c = avctx->priv_data;
     uint8_t code, *dst, *src, *end;
@@ -357,7 +357,7 @@ static int paf_vid_decode(AVCodecContext *avctx, void *data,
 
     c->current_frame = (c->current_frame + 1) & 3;
 
-    *data_size       = sizeof(AVFrame);
+    *got_frame       = 1;
     *(AVFrame *)data = c->pic;
 
     return pkt->size;
diff --git a/libavcodec/proresdec2.c b/libavcodec/proresdec2.c
index 7064fb4..3b3175a 100644
--- a/libavcodec/proresdec2.c
+++ b/libavcodec/proresdec2.c
@@ -522,7 +522,7 @@ static int decode_picture(AVCodecContext *avctx)
     return 0;
 }
 
-static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
+static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
                         AVPacket *avpkt)
 {
     ProresContext *ctx = avctx->priv_data;
@@ -574,7 +574,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
         goto decode_picture;
     }
 
-    *data_size = sizeof(AVFrame);
+    *got_frame      = 1;
     *(AVFrame*)data = *frame;
 
     return avpkt->size;
diff --git a/libavcodec/targa_y216dec.c b/libavcodec/targa_y216dec.c
index 0e999db..3b97000 100644
--- a/libavcodec/targa_y216dec.c
+++ b/libavcodec/targa_y216dec.c
@@ -38,7 +38,7 @@ static av_cold int y216_decode_init(AVCodecContext *avctx)
 }
 
 static int y216_decode_frame(AVCodecContext *avctx, void *data,
-                             int *data_size, AVPacket *avpkt)
+                             int *got_frame, AVPacket *avpkt)
 {
     AVFrame *pic = avctx->coded_frame;
     const uint16_t *src = (uint16_t *)avpkt->data;
@@ -81,7 +81,7 @@ static int y216_decode_frame(AVCodecContext *avctx, void *data,
         src += aligned_width << 1;
     }
 
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
     *(AVFrame *)data = *pic;
 
     return avpkt->size;
diff --git a/libavcodec/v308dec.c b/libavcodec/v308dec.c
index e8eaeb4..b5567f8 100644
--- a/libavcodec/v308dec.c
+++ b/libavcodec/v308dec.c
@@ -40,7 +40,7 @@ static av_cold int v308_decode_init(AVCodecContext *avctx)
 }
 
 static int v308_decode_frame(AVCodecContext *avctx, void *data,
-                             int *data_size, AVPacket *avpkt)
+                             int *got_frame, AVPacket *avpkt)
 {
     AVFrame *pic = avctx->coded_frame;
     const uint8_t *src = avpkt->data;
@@ -81,7 +81,7 @@ static int v308_decode_frame(AVCodecContext *avctx, void *data,
         v += pic->linesize[2];
     }
 
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
     *(AVFrame *)data = *pic;
 
     return avpkt->size;
diff --git a/libavcodec/v408dec.c b/libavcodec/v408dec.c
index 37f1d6e..470853d 100644
--- a/libavcodec/v408dec.c
+++ b/libavcodec/v408dec.c
@@ -37,7 +37,7 @@ static av_cold int v408_decode_init(AVCodecContext *avctx)
 }
 
 static int v408_decode_frame(AVCodecContext *avctx, void *data,
-                             int *data_size, AVPacket *avpkt)
+                             int *got_frame, AVPacket *avpkt)
 {
     AVFrame *pic = avctx->coded_frame;
     const uint8_t *src = avpkt->data;
@@ -88,7 +88,7 @@ static int v408_decode_frame(AVCodecContext *avctx, void *data,
         a += pic->linesize[3];
     }
 
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
     *(AVFrame *)data = *pic;
 
     return avpkt->size;
diff --git a/libavcodec/vda_h264_dec.c b/libavcodec/vda_h264_dec.c
index 3cb13e3..d6c8f37 100644
--- a/libavcodec/vda_h264_dec.c
+++ b/libavcodec/vda_h264_dec.c
@@ -84,14 +84,14 @@ static void release_buffer(AVCodecContext *avctx, AVFrame *pic)
 }
 
 static int vdadec_decode(AVCodecContext *avctx,
-        void *data, int *data_size, AVPacket *avpkt)
+        void *data, int *got_frame, AVPacket *avpkt)
 {
     VDADecoderContext *ctx = avctx->priv_data;
     AVFrame *pic = data;
     int ret;
 
-    ret = ff_h264_decoder.decode(avctx, data, data_size, avpkt);
-    if (*data_size) {
+    ret = ff_h264_decoder.decode(avctx, data, got_frame, avpkt);
+    if (*got_frame) {
         CVPixelBufferRef cv_buffer = (CVPixelBufferRef)pic->data[3];
         CVPixelBufferLockBaseAddress(cv_buffer, 0);
         pic->format = ctx->pix_fmt;
diff --git a/libavcodec/xbmdec.c b/libavcodec/xbmdec.c
index 39ed503..2a41836 100644
--- a/libavcodec/xbmdec.c
+++ b/libavcodec/xbmdec.c
@@ -45,7 +45,7 @@ static int convert(uint8_t x)
 }
 
 static int xbm_decode_frame(AVCodecContext *avctx, void *data,
-                            int *data_size, AVPacket *avpkt)
+                            int *got_frame, AVPacket *avpkt)
 {
     AVFrame *p = avctx->coded_frame;
     const uint8_t *end, *ptr = avpkt->data;
@@ -110,7 +110,7 @@ static int xbm_decode_frame(AVCodecContext *avctx, void *data,
     p->key_frame = 1;
     p->pict_type = AV_PICTURE_TYPE_I;
 
-    *data_size       = sizeof(AVFrame);
+    *got_frame       = 1;
     *(AVFrame *)data = *p;
 
     return avpkt->size;
diff --git a/libavcodec/xfacedec.c b/libavcodec/xfacedec.c
index cc7f7b2..a2f8636 100644
--- a/libavcodec/xfacedec.c
+++ b/libavcodec/xfacedec.c
@@ -124,7 +124,7 @@ static av_cold int xface_decode_close(AVCodecContext *avctx)
 }
 
 static int xface_decode_frame(AVCodecContext *avctx,
-                              void *data, int *data_size,
+                              void *data, int *got_frame,
                               AVPacket *avpkt)
 {
     XFaceContext *xface = avctx->priv_data;
@@ -189,7 +189,7 @@ static int xface_decode_frame(AVCodecContext *avctx,
         }
     }
 
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
     *(AVFrame*)data = xface->frame;
 
     return avpkt->size;
diff --git a/libavcodec/y41pdec.c b/libavcodec/y41pdec.c
index 45c994d..655a426 100644
--- a/libavcodec/y41pdec.c
+++ b/libavcodec/y41pdec.c
@@ -42,7 +42,7 @@ static av_cold int y41p_decode_init(AVCodecContext *avctx)
 }
 
 static int y41p_decode_frame(AVCodecContext *avctx, void *data,
-                             int *data_size, AVPacket *avpkt)
+                             int *got_frame, AVPacket *avpkt)
 {
     AVFrame *pic = avctx->coded_frame;
     uint8_t *src = avpkt->data;
@@ -89,7 +89,7 @@ static int y41p_decode_frame(AVCodecContext *avctx, void *data,
         }
     }
 
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
     *(AVFrame *)data = *pic;
 
     return avpkt->size;
diff --git a/libavcodec/yuv4dec.c b/libavcodec/yuv4dec.c
index 6454fbf..8eb72c2 100644
--- a/libavcodec/yuv4dec.c
+++ b/libavcodec/yuv4dec.c
@@ -38,7 +38,7 @@ static av_cold int yuv4_decode_init(AVCodecContext *avctx)
 }
 
 static int yuv4_decode_frame(AVCodecContext *avctx, void *data,
-                             int *data_size, AVPacket *avpkt)
+                             int *got_frame, AVPacket *avpkt)
 {
     AVFrame *pic = avctx->coded_frame;
     const uint8_t *src = avpkt->data;
@@ -82,7 +82,7 @@ static int yuv4_decode_frame(AVCodecContext *avctx, void *data,
         v +=     pic->linesize[2];
     }
 
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
     *(AVFrame *)data = *pic;
 
     return avpkt->size;



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