Commit 9450118b authored by Michael Niedermayer's avatar Michael Niedermayer
Browse files

a few checks, seems i forgot to commit this

Originally committed as revision 4523 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent bf4e3bd2
......@@ -2158,6 +2158,30 @@ int av_write_header(AVFormatContext *s)
int ret, i;
AVStream *st;
// some sanity checks
for(i=0;i<s->nb_streams;i++) {
st = s->streams[i];
switch (st->codec->codec_type) {
case CODEC_TYPE_AUDIO:
if(st->codec->sample_rate<=0){
av_log(s, AV_LOG_ERROR, "sample rate not set\n");
return -1;
}
break;
case CODEC_TYPE_VIDEO:
if(st->codec->time_base.num<=0 || st->codec->time_base.den<=0){ //FIXME audio too?
av_log(s, AV_LOG_ERROR, "time base not set\n");
return -1;
}
if(st->codec->width<=0 || st->codec->height<=0){
av_log(s, AV_LOG_ERROR, "dimensions not set\n");
return -1;
}
break;
}
}
ret = s->oformat->write_header(s);
if (ret < 0)
return ret;
......
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