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oggdec: recognize "begin of stream" packets and restart decoding

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This commit is contained in:
cinap_lenrek 2014-09-16 20:25:01 +02:00
parent 187aad97be
commit ce80c5029e
1 changed files with 12 additions and 1 deletions
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13
sys/src/cmd/audio/oggdec/oggdec.c
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@ -139,7 +139,10 @@ int main(){
fprintf(stderr,"Input does not appear to be an Ogg bitstream.\n");
exit(1);
}
BOS:/* Begin of stream */
/* Get the serial number and set up the rest of decode. */
/* serialno first; use it to set up a logical stream */
ogg_stream_init(&os,ogg_page_serialno(&og));
@ -248,6 +251,14 @@ int main(){
fprintf(stderr,"Corrupt or missing data in bitstream; "
"continuing...\n");
}else{
if(ogg_page_bos(&og)){ /* got new start of stream */
ogg_stream_clear(&os);
vorbis_block_clear(&vb);
vorbis_dsp_clear(&vd);
vorbis_comment_clear(&vc);
vorbis_info_clear(&vi);
goto BOS;
}
ogg_stream_pagein(&os,&og); /* can safely ignore errors at
this point */
while(1){