[FFmpeg-devel] [PATCH 3/4] avcodec/wrapped_avframe: stop hardcoding sizeof(AVFrame)

[James Almer]

Use instead the new internal avpriv_avframe_size constant. This will
ensure the actual size of AVFrame from the libavutil loaded at runtime
is used instead.

Signed-off-by: James Almer <jamr...@gmail.com>
---
 libavcodec/wrapped_avframe.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/libavcodec/wrapped_avframe.c b/libavcodec/wrapped_avframe.c
index 004bd5e0e7..543d9f85eb 100644
--- a/libavcodec/wrapped_avframe.c
+++ b/libavcodec/wrapped_avframe.c
@@ -30,6 +30,7 @@
 
 #include "libavutil/internal.h"
 #include "libavutil/frame.h"
+#include "libavutil/frame_internal.h"
 #include "libavutil/buffer.h"
 #include "libavutil/pixdesc.h"
 
@@ -44,7 +45,8 @@ static int wrapped_avframe_encode(AVCodecContext *avctx, 
AVPacket *pkt,
                      const AVFrame *frame, int *got_packet)
 {
     uint8_t *data;
-    int ret, size = sizeof(*frame) + AV_INPUT_BUFFER_PADDING_SIZE;
+    const size_t size = avpriv_avframe_size;
+    int ret;
 
     data = av_mallocz(size);
     if (!data) {
@@ -53,7 +55,7 @@ static int wrapped_avframe_encode(AVCodecContext *avctx, 
AVPacket *pkt,
     // Set frame defaults
     av_frame_unref((AVFrame *)data);
 
-    pkt->buf = av_buffer_create(data, size,
+    pkt->buf = av_buffer_create(data, size + AV_INPUT_BUFFER_PADDING_SIZE,
                                 wrapped_avframe_release_buffer, NULL,
                                 AV_BUFFER_FLAG_READONLY);
     if (!pkt->buf) {
@@ -68,7 +70,7 @@ static int wrapped_avframe_encode(AVCodecContext *avctx, 
AVPacket *pkt,
     }
 
     pkt->data = data;
-    pkt->size = sizeof(*frame);
+    pkt->size = size;
 
     pkt->flags |= AV_PKT_FLAG_KEY;
     *got_packet = 1;
@@ -86,7 +88,7 @@ static int wrapped_avframe_decode(AVCodecContext *avctx, void 
*data,
         return AVERROR(EPERM);
     }
 
-    if (pkt->size < sizeof(AVFrame))
+    if (pkt->size < avpriv_avframe_size)
         return AVERROR(EINVAL);
 
     in  = (AVFrame*)pkt->data;
-- 
2.35.1

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