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avidec: simplify, using av_rescale_q() instead of av_rescale() 

Originally committed as revision 19624 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2009-08-10 20:53:32 +00:00
parent 2bf74f4955
commit 7a9c86e9f8
1 changed files with 3 additions and 3 deletions
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6
libavformat/avidec.c
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@ -682,7 +682,7 @@ static int avi_read_packet(AVFormatContext *s, AVPacket *pkt)
if(ast->sample_size)
ts /= ast->sample_size;
ts= av_rescale(ts, AV_TIME_BASE * (int64_t)st->time_base.num, st->time_base.den);
ts = av_rescale_q(ts, st->time_base, AV_TIME_BASE_Q);
// av_log(s, AV_LOG_DEBUG, "%"PRId64" %d/%d %"PRId64"\n", ts, st->time_base.num, st->time_base.den, ast->frame_offset);
if(ts < best_ts && st->nb_index_entries){
@ -695,7 +695,7 @@ static int avi_read_packet(AVFormatContext *s, AVPacket *pkt)
return -1;
best_ast = best_st->priv_data;
best_ts= av_rescale(best_ts, best_st->time_base.den, AV_TIME_BASE * (int64_t)best_st->time_base.num); //FIXME a little ugly
best_ts = av_rescale_q(best_ts, AV_TIME_BASE_Q, best_st->time_base);
if(best_ast->remaining)
i= av_index_search_timestamp(best_st, best_ts, AVSEEK_FLAG_ANY | AVSEEK_FLAG_BACKWARD);
else{
@ -1086,7 +1086,7 @@ static int avi_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp
assert((int64_t)st2->time_base.num*ast2->rate == (int64_t)st2->time_base.den*ast2->scale);
index = av_index_search_timestamp(
st2,
av_rescale(timestamp, st2->time_base.den*(int64_t)st->time_base.num, st->time_base.den * (int64_t)st2->time_base.num),
av_rescale_q(timestamp, st->time_base, st2->time_base),
flags | AVSEEK_FLAG_BACKWARD);
if(index<0)
index=0;