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ffmpeg: Allow seting and cycling through debug modes. 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-05-15 01:39:04 +02:00
parent 34e838083e
commit 90bb2c78d6
1 changed files with 22 additions and 0 deletions
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22
ffmpeg.c
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@ -2603,11 +2603,33 @@ static int transcode(AVFormatContext **output_files,
do_pkt_dump = 1;
av_log_set_level(AV_LOG_DEBUG);
}
if (key == 'd' || key == 'D'){
int debug=0;
if(key == 'D') {
ist = ist_table[0];
debug = ist->st->codec->debug<<1;
if(!debug) debug = 1;
while(debug & (FF_DEBUG_DCT_COEFF|FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) //unsupported, would just crash
debug += debug;
}else
scanf("%d", &debug);
for(i=0;i<nb_istreams;i++) {
ist = ist_table[i];
ist->st->codec->debug = debug;
}
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
ost->st->codec->debug = debug;
}
if(debug) av_log_set_level(AV_LOG_DEBUG);
fprintf(stderr,"debug=%d\n", debug);
}
if (key == '?'){
fprintf(stderr, "key function\n"
"? show this help\n"
"+ increase verbosity\n"
"- decrease verbosity\n"
"D cycle through available debug modes\n"
"h dump packets/hex press to cycle through the 3 states\n"
"q quit\n"
"s Show QP histogram\n"