[FFmpeg-devel] [PATCH] Fix copying extradata to codec in mxfdec.c

[Nigel Touati-Evans]

The code that copies any extradata from the MXFDescriptor to the codec does
not set the size, which it should otherwise the copied data is useless.
Attached it a patch to correct this.
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diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c
index e59bcfc..29a2f56 100644
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@@ -1601,8 +1601,10 @@ static int mxf_parse_structural_metadata(MXFContext *mxf)
         }
         if (descriptor->extradata) {
             st->codec->extradata = av_mallocz(descriptor->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
-            if (st->codec->extradata)
+            if (st->codec->extradata) {
                 memcpy(st->codec->extradata, descriptor->extradata, descriptor->extradata_size);
+                st->codec->extradata_size = descriptor->extradata_size;
+            }
         } else if(st->codec->codec_id == AV_CODEC_ID_H264) {
             ff_generate_avci_extradata(st);
         }