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Use I/O buffer size as initial value for backoff for seeking sync point search.

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Originally committed as revision 19829 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ivan Schreter 2009-09-13 08:57:30 +00:00
parent 749fac310c
commit dbe0ad85c1
1 changed files with 2 additions and 2 deletions
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4
libavformat/seek.c
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@ -342,8 +342,8 @@ int64_t ff_gen_syncpoint_search(AVFormatContext *s,
// Find keyframes in all active streams with timestamp/position just before
// and just after requested timestamp/position.
step = 1024;
curpos = pos;
step = s->pb->buffer_size;
curpos = FFMAX(pos - step / 2, 0);
for (;;) {
url_fseek(s->pb, curpos, SEEK_SET);
search_hi_lo_keyframes(s,