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ffmpeg: free empty subtitles as well in transcode_subtitles 

Even if it does not matter at the moment, because subtitles with num_rect == 0
have no memory allocated, this is how we expect the users to use the API, a
returned AVSubtitle should be freed with avsubtitle_free.

Signed-off-by: Marton Balint <cus@passwd.hu>
Reviewed-by: Nicolas George <george@nsup.org>
This commit is contained in:
Marton Balint 2013-11-23 17:27:22 +01:00
parent 3e396ca8ed
commit 4d6f2ff524
1 changed files with 2 additions and 1 deletions
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ffmpeg.c
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@ -1828,7 +1828,7 @@ static int transcode_subtitles(InputStream *ist, AVPacket *pkt, int *got_output)
sub2video_update(ist, &subtitle);
if (!subtitle.num_rects)
return ret;
goto out;
for (i = 0; i < nb_output_streams; i++) {
OutputStream *ost = output_streams[i];
@ -1839,6 +1839,7 @@ static int transcode_subtitles(InputStream *ist, AVPacket *pkt, int *got_output)
do_subtitle_out(output_files[ost->file_index]->ctx, ost, ist, &subtitle);
}
out:
avsubtitle_free(&subtitle);
return ret;
}