[FFmpeg-cvslog] ffmpeg.c: transcode_video(): do not go through filter network if encoding is not required
Nicolas Noirbent
git at videolan.org
Fri Jan 13 16:09:00 CET 2012
ffmpeg | branch: master | Nicolas Noirbent <nicolas.noirbent at smartjog.com> | Fri Jan 13 09:58:16 2012 +0100| [c949d5b15d2af23dcbbe2cb35b819d4930625d15] | committer: Michael Niedermayer
ffmpeg.c: transcode_video(): do not go through filter network if encoding is not required
This fixes a segmentation fault when doing a transcoding and a stream
copy of the same input stream at the same time, e.g.:
ffmpeg -i in.mkv -c:v mpeg2video transcode.m2v -c copy copy.ts
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c949d5b15d2af23dcbbe2cb35b819d4930625d15
---
ffmpeg.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/ffmpeg.c b/ffmpeg.c
index 085bb00..2ee4032 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -2078,7 +2078,7 @@ static int transcode_video(InputStream *ist, AVPacket *pkt, int *got_output, int
frame_sample_aspect= av_opt_ptr(avcodec_get_frame_class(), decoded_frame, "sample_aspect_ratio");
for(i=0;i<nb_output_streams;i++) {
OutputStream *ost = ost = &output_streams[i];
- if(check_output_constraints(ist, ost)){
+ if(check_output_constraints(ist, ost) && ost->encoding_needed){
if (!frame_sample_aspect->num)
*frame_sample_aspect = ist->st->sample_aspect_ratio;
decoded_frame->pts = ist->pts;
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