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check qblur > 1 (prevent assert failure / segfault)

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fixes sf bug #797610

Originally committed as revision 9166 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2007-05-31 21:40:22 +00:00
parent fc1f90d4e9
commit 0fa9a5ddc7
1 changed files with 4 additions and 0 deletions
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4
libavcodec/ratecontrol.c
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@ -201,6 +201,10 @@ int ff_rate_control_init(MpegEncContext *s)
rcc->pass1_rc_eq_output_sum= 0.001;
rcc->pass1_wanted_bits=0.001;
if(s->avctx->qblur > 1.0){
av_log(s->avctx, AV_LOG_ERROR, "qblur too large\n");
return -1;
}
/* init stuff with the user specified complexity */
if(s->avctx->rc_initial_cplx){
for(i=0; i<60*30; i++){