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-rw-r--r--avconv.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/avconv.c b/avconv.c
index d8631036a1..2e3bde925e 100644
--- a/avconv.c
+++ b/avconv.c
@@ -1875,12 +1875,15 @@ static int transcode_init(void)
par_dst->bit_rate = par_src->bit_rate;
par_dst->field_order = par_src->field_order;
par_dst->chroma_location = par_src->chroma_location;
- par_dst->extradata = av_mallocz(extra_size);
- if (!par_dst->extradata) {
- return AVERROR(ENOMEM);
+ if (par_src->extradata != NULL) {
+ par_dst->extradata = av_mallocz(extra_size);
+ if (!par_dst->extradata) {
+ return AVERROR(ENOMEM);
+ }
+ memcpy(par_dst->extradata, par_src->extradata,
+ par_src->extradata_size);
+ par_dst->extradata_size = par_src->extradata_size;
}
- memcpy(par_dst->extradata, par_src->extradata, par_src->extradata_size);
- par_dst->extradata_size = par_src->extradata_size;
ost->st->time_base = ist->st->time_base;