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Print why av_find_stream_info() failed, this is a rather common question 

during debugging ...

Originally committed as revision 19217 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2009-06-18 00:22:08 +00:00
parent 2da4e5e3e1
commit 71ee651559
1 changed files with 6 additions and 1 deletions
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7
libavformat/utils.c
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@ -2042,6 +2042,7 @@ int av_find_stream_info(AVFormatContext *ic)
for(;;) {
if(url_interrupt_cb()){
ret= AVERROR(EINTR);
av_log(ic, AV_LOG_DEBUG, "interrupted\n");
break;
}
@ -2066,12 +2067,14 @@ int av_find_stream_info(AVFormatContext *ic)
if (!(ic->ctx_flags & AVFMTCTX_NOHEADER)) {
/* if we found the info for all the codecs, we can stop */
ret = count;
av_log(ic, AV_LOG_DEBUG, "All info found\n");
break;
}
}
/* we did not get all the codec info, but we read too much data */
if (read_size >= MAX_READ_SIZE) {
ret = count;
av_log(ic, AV_LOG_DEBUG, "MAX_READ_SIZE reached\n");
break;
}
@ -2106,8 +2109,10 @@ int av_find_stream_info(AVFormatContext *ic)
st = ic->streams[pkt->stream_index];
if(codec_info_nb_frames[st->index]>1) {
if (st->time_base.den > 0 && av_rescale_q(codec_info_duration[st->index], st->time_base, AV_TIME_BASE_Q) >= ic->max_analyze_duration)
if (st->time_base.den > 0 && av_rescale_q(codec_info_duration[st->index], st->time_base, AV_TIME_BASE_Q) >= ic->max_analyze_duration){
av_log(ic, AV_LOG_DEBUG, "max_analyze_duration reached\n");
break;
}
codec_info_duration[st->index] += pkt->duration;
}
if (pkt->duration != 0)