[FFmpeg-devel] [PATCH] ffmpeg: merge extradata checks in write_frame

[Clément Bœsch]

From: Clément Bœsch <clem...@stupeflix.com>

---
 ffmpeg.c | 19 +++++--------------
 1 file changed, 5 insertions(+), 14 deletions(-)

diff --git a/ffmpeg.c b/ffmpeg.c
index 3229823..493b605 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -638,11 +638,11 @@ static void write_frame(AVFormatContext *s, AVPacket 
*pkt, OutputStream *ost)
     AVCodecContext          *avctx = ost->encoding_needed ? ost->enc_ctx : 
ost->st->codec;
     int ret;
 
-    if (!ost->st->codec->extradata_size && ost->enc_ctx->extradata_size) {
-        ost->st->codec->extradata = av_mallocz(ost->enc_ctx->extradata_size + 
AV_INPUT_BUFFER_PADDING_SIZE);
-        if (ost->st->codec->extradata) {
-            memcpy(ost->st->codec->extradata, ost->enc_ctx->extradata, 
ost->enc_ctx->extradata_size);
-            ost->st->codec->extradata_size = ost->enc_ctx->extradata_size;
+    if (!ost->st->codecpar->extradata_size && ost->enc_ctx->extradata_size) {
+        ost->st->codecpar->extradata = av_mallocz(ost->enc_ctx->extradata_size 
+ AV_INPUT_BUFFER_PADDING_SIZE);
+        if (ost->st->codecpar->extradata) {
+            memcpy(ost->st->codecpar->extradata, ost->enc_ctx->extradata, 
ost->enc_ctx->extradata_size);
+            ost->st->codecpar->extradata_size = ost->enc_ctx->extradata_size;
         }
     }
 
@@ -696,15 +696,6 @@ static void write_frame(AVFormatContext *s, AVPacket *pkt, 
OutputStream *ost)
     }
     if (pkt->size == 0 && pkt->side_data_elems == 0)
         return;
-    if (!ost->st->codecpar->extradata && avctx->extradata) {
-        ost->st->codecpar->extradata = av_malloc(avctx->extradata_size + 
FF_INPUT_BUFFER_PADDING_SIZE);
-        if (!ost->st->codecpar->extradata) {
-            av_log(NULL, AV_LOG_ERROR, "Could not allocate extradata buffer to 
copy parser data.\n");
-            exit_program(1);
-        }
-        ost->st->codecpar->extradata_size = avctx->extradata_size;
-        memcpy(ost->st->codecpar->extradata, avctx->extradata, 
avctx->extradata_size);
-    }
 
     if (!(s->oformat->flags & AVFMT_NOTIMESTAMPS)) {
         if (pkt->dts != AV_NOPTS_VALUE &&
-- 
2.9.3

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