virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-08-10 06:10:52 +02:00
Code Issues Releases Activity

Merge remote-tracking branch 'qatar/master'

Browse Source 
* qatar/master:
  lavf: fix the comparison in an overflow check

Conflicts:
	libavformat/utils.c

See: a5d67bc796
Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2013-09-08 12:14:33 +02:00
parent 13e35a25f6 26f027fba1
commit 53fb52ac85
1 changed files with 6 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
libavformat/utils.c
View File

@@ -2220,14 +2220,17 @@ static void estimate_timings_from_bit_rate(AVFormatContext *ic)
/* if bit_rate is already set, we believe it */ /* if bit_rate is already set, we believe it */
if (ic->bit_rate <= 0) { if (ic->bit_rate <= 0) {
int64_t bit_rate = 0; int bit_rate = 0;
for(i=0;i<ic->nb_streams;i++) { for(i=0;i<ic->nb_streams;i++) {
st = ic->streams[i]; st = ic->streams[i];
if (st->codec->bit_rate > 0) { if (st->codec->bit_rate > 0) {
if (INT_MAX - st->codec->bit_rate < bit_rate) {
bit_rate = 0;
break;
}
bit_rate += st->codec->bit_rate; bit_rate += st->codec->bit_rate;
} }
} }
if (bit_rate <= INT_MAX)
ic->bit_rate = bit_rate; ic->bit_rate = bit_rate;
} }