[FFmpeg-cvslog] avformat/avidec: Fix incorrect detection of badly interleaved avi
Nigel Touati-Evans
git at videolan.org
Fri Jul 5 22:13:58 CEST 2013
ffmpeg | branch: master | Nigel Touati-Evans <nigel.touatievans at gmail.com> | Thu Jul 4 16:51:32 2013 +0100| [ef8cc06d6e50d3da7b781e126a3bce7929b53a55] | committer: Michael Niedermayer
avformat/avidec: Fix incorrect detection of badly interleaved avi
The method guess_ni_flag needs to divide timestamps in the index
by sample_size if it is set in order to compare different streams correctly.
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ef8cc06d6e50d3da7b781e126a3bce7929b53a55
---
libavcodec/version.h | 2 +-
libavformat/avidec.c | 5 +++--
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/libavcodec/version.h b/libavcodec/version.h
index f6e2d71..3283446 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -30,7 +30,7 @@
#define LIBAVCODEC_VERSION_MAJOR 55
#define LIBAVCODEC_VERSION_MINOR 18
-#define LIBAVCODEC_VERSION_MICRO 101
+#define LIBAVCODEC_VERSION_MICRO 102
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \
diff --git a/libavformat/avidec.c b/libavformat/avidec.c
index f5c2345..a09bebd 100644
--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -1397,15 +1397,16 @@ static int guess_ni_flag(AVFormatContext *s){
for (i=0; i<s->nb_streams; i++) {
AVStream *st = s->streams[i];
+ AVIStream *ast = st->priv_data;
int n= st->nb_index_entries;
while (idx[i]<n && st->index_entries[idx[i]].pos < pos)
idx[i]++;
if (idx[i] < n) {
- min_dts = FFMIN(min_dts, av_rescale_q(st->index_entries[idx[i]].timestamp, st->time_base, AV_TIME_BASE_Q));
+ min_dts = FFMIN(min_dts, av_rescale_q(st->index_entries[idx[i]].timestamp/FFMAX(ast->sample_size, 1), st->time_base, AV_TIME_BASE_Q));
min_pos = FFMIN(min_pos, st->index_entries[idx[i]].pos);
}
if (idx[i])
- max_dts = FFMAX(max_dts, av_rescale_q(st->index_entries[idx[i]-1].timestamp, st->time_base, AV_TIME_BASE_Q));
+ max_dts = FFMAX(max_dts, av_rescale_q(st->index_entries[idx[i]-1].timestamp/FFMAX(ast->sample_size, 1), st->time_base, AV_TIME_BASE_Q));
}
if(max_dts - min_dts > 2*AV_TIME_BASE) {
av_free(idx);
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