Commit b3190529 authored by Reimar Döffinger's avatar Reimar Döffinger Committed by Ronald S. Bultje
Browse files

Make av_set_pts_info keep previous time base if new one is invalid.



Fixes issue 2475.
Signed-off-by: default avatarRonald S. Bultje <rsbultje@gmail.com>
parent a351110e
......@@ -1265,7 +1265,8 @@ AVChapter *ff_new_chapter(AVFormatContext *s, int id, AVRational time_base,
int64_t start, int64_t end, const char *title);
/**
* Set the pts for a given stream.
* Set the pts for a given stream. If the new values would be invalid
* (<= 0), it leaves the AVStream unchanged.
*
* @param s stream
* @param pts_wrap_bits number of bits effectively used by the pts
......
......@@ -3762,16 +3762,19 @@ int ff_hex_to_data(uint8_t *data, const char *p)
void av_set_pts_info(AVStream *s, int pts_wrap_bits,
unsigned int pts_num, unsigned int pts_den)
{
s->pts_wrap_bits = pts_wrap_bits;
if(av_reduce(&s->time_base.num, &s->time_base.den, pts_num, pts_den, INT_MAX)){
if(s->time_base.num != pts_num)
av_log(NULL, AV_LOG_DEBUG, "st:%d removing common factor %d from timebase\n", s->index, pts_num/s->time_base.num);
AVRational new_tb;
if(av_reduce(&new_tb.num, &new_tb.den, pts_num, pts_den, INT_MAX)){
if(new_tb.num != pts_num)
av_log(NULL, AV_LOG_DEBUG, "st:%d removing common factor %d from timebase\n", s->index, pts_num/new_tb.num);
}else
av_log(NULL, AV_LOG_WARNING, "st:%d has too large timebase, reducing\n", s->index);
if(!s->time_base.num || !s->time_base.den)
s->time_base.num= s->time_base.den= 0;
if(new_tb.num <= 0 || new_tb.den <= 0) {
av_log(NULL, AV_LOG_ERROR, "Ignoring attempt to set invalid timebase for st:%d\n", s->index);
return;
}
s->time_base = new_tb;
s->pts_wrap_bits = pts_wrap_bits;
}
int ff_url_join(char *str, int size, const char *proto,
......
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