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ffserver: use avcodec_copy_context to copy context 

Copying context using dedicated function is safer that raw memcpy
which creates shallow copy.

Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
This commit is contained in:
Lukasz Marek 2014-11-22 02:33:29 +01:00
parent d0b0fe6691
commit 8b0226f2a6
1 changed files with 2 additions and 7 deletions
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9
ffserver.c
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@ -3297,13 +3297,8 @@ static AVStream *add_av_stream1(FFServerStream *stream, AVCodecContext *codec, i
if (!fst)
return NULL;
if (copy) {
fst->codec = avcodec_alloc_context3(NULL);
memcpy(fst->codec, codec, sizeof(AVCodecContext));
if (codec->extradata_size) {
fst->codec->extradata = av_mallocz(codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
memcpy(fst->codec->extradata, codec->extradata,
codec->extradata_size);
}
fst->codec = avcodec_alloc_context3(codec->codec);
avcodec_copy_context(fst->codec, codec);
} else {
/* live streams must use the actual feed's codec since it may be
* updated later to carry extradata needed by them.