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fixing 1/0

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Originally committed as revision 370 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2002-03-30 21:33:14 +00:00
parent 14ae07d86c
commit ff3dfbae1a
1 changed files with 3 additions and 3 deletions
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6
libavcodec/mpegvideo.c
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@ -1995,7 +1995,7 @@ static int rate_estimate_qscale(MpegEncContext *s)
s->short_term_qcount++;
short_term_q= s->short_term_qsum/s->short_term_qcount;
long_term_q= s->qsum/s->qcount*s->total_bits/wanted_bits;
long_term_q= s->qsum/s->qcount*(s->total_bits+1)/(wanted_bits+1); //+1 to avoid nan & 0
// q= (long_term_q - short_term_q)*s->qcompress + short_term_q;
q= 1/((1/long_term_q - 1/short_term_q)*s->qcompress + 1/short_term_q);
@ -2016,8 +2016,8 @@ static int rate_estimate_qscale(MpegEncContext *s)
s->qcount++;
s->last_pict_type= s->pict_type;
//printf("q:%d diff:%d comp:%f rate_q:%d st_q:%d fvar:%d last_size:%d\n", qscale, (int)diff, br_compensation,
// rate_q, (int)short_term_q, s->mc_mb_var, s->frame_bits);
//printf("q:%d diff:%d comp:%f rate_q:%d st_q:%f fvar:%d last_size:%d\n", qscale, (int)diff, br_compensation,
// rate_q, short_term_q, s->mc_mb_var, s->frame_bits);
//printf("%d %d\n", s->bit_rate, (int)fps);
return qscale;
#else