149 int vorbis_info_blocksize(vorbis_info *vi,int zo){  in vorbis_info_blocksize()  argument
150   codec_setup_info *ci = vi->codec_setup;  in vorbis_info_blocksize()
155 void vorbis_info_init(vorbis_info *vi){  in vorbis_info_init()  argument
156   memset(vi,0,sizeof(*vi));  in vorbis_info_init()
157   vi->codec_setup=_ogg_calloc(1,sizeof(codec_setup_info));  in vorbis_info_init()
160 void vorbis_info_clear(vorbis_info *vi){  in vorbis_info_clear()  argument
161   codec_setup_info     *ci=vi->codec_setup;  in vorbis_info_clear()
204   memset(vi,0,sizeof(*vi));  in vorbis_info_clear()
209 static int _vorbis_unpack_info(vorbis_info *vi,oggpack_buffer *opb){  in _vorbis_unpack_info()  argument
210   codec_setup_info     *ci=vi->codec_setup;  in _vorbis_unpack_info()
213   vi->version=oggpack_read(opb,32);  in _vorbis_unpack_info()
214   if(vi->version!=0)return(OV_EVERSION);  in _vorbis_unpack_info()
216   vi->channels=oggpack_read(opb,8);  in _vorbis_unpack_info()
217   vi->rate=oggpack_read(opb,32);  in _vorbis_unpack_info()
219   vi->bitrate_upper=oggpack_read(opb,32);  in _vorbis_unpack_info()
220   vi->bitrate_nominal=oggpack_read(opb,32);  in _vorbis_unpack_info()
221   vi->bitrate_lower=oggpack_read(opb,32);  in _vorbis_unpack_info()
226   if(vi->rate<1)goto err_out;  in _vorbis_unpack_info()
227   if(vi->channels<1)goto err_out;  in _vorbis_unpack_info()
236   vorbis_info_clear(vi);  in _vorbis_unpack_info()
272 static int _vorbis_unpack_books(vorbis_info *vi,oggpack_buffer *opb){  in _vorbis_unpack_books()  argument
273   codec_setup_info     *ci=vi->codec_setup;  in _vorbis_unpack_books()
301     ci->floor_param[i]=_floor_P[ci->floor_type[i]]->unpack(vi,opb);  in _vorbis_unpack_books()
311     ci->residue_param[i]=_residue_P[ci->residue_type[i]]->unpack(vi,opb);  in _vorbis_unpack_books()
321     ci->map_param[i]=_mapping_P[ci->map_type[i]]->unpack(vi,opb);  in _vorbis_unpack_books()
345   vorbis_info_clear(vi);  in _vorbis_unpack_books()
379 int vorbis_synthesis_headerin(vorbis_info *vi,vorbis_comment *vc,ogg_packet *op){  in vorbis_synthesis_headerin()  argument
402         if(vi->rate!=0){  in vorbis_synthesis_headerin()
407         return(_vorbis_unpack_info(vi,&opb));  in vorbis_synthesis_headerin()
410         if(vi->rate==0){  in vorbis_synthesis_headerin()
418         if(vi->rate==0 || vc->vendor==NULL){  in vorbis_synthesis_headerin()
423         return(_vorbis_unpack_books(vi,&opb));  in vorbis_synthesis_headerin()
437 static int _vorbis_pack_info(oggpack_buffer *opb,vorbis_info *vi){  in _vorbis_pack_info()  argument
438   codec_setup_info     *ci=vi->codec_setup;  in _vorbis_pack_info()
447   oggpack_write(opb,vi->channels,8);  in _vorbis_pack_info()
448   oggpack_write(opb,vi->rate,32);  in _vorbis_pack_info()
450   oggpack_write(opb,vi->bitrate_upper,32);  in _vorbis_pack_info()
451   oggpack_write(opb,vi->bitrate_nominal,32);  in _vorbis_pack_info()
452   oggpack_write(opb,vi->bitrate_lower,32);  in _vorbis_pack_info()
491 static int _vorbis_pack_books(oggpack_buffer *opb,vorbis_info *vi){  in _vorbis_pack_books()  argument
492   codec_setup_info     *ci=vi->codec_setup;  in _vorbis_pack_books()
529     _mapping_P[ci->map_type[i]]->pack(vi,ci->map_param[i],opb);  in _vorbis_pack_books()
573   vorbis_info *vi=v->vi;  in vorbis_analysis_headerout()  local
585   if(_vorbis_pack_info(&opb,vi))goto err_out;  in vorbis_analysis_headerout()
616   if(_vorbis_pack_books(&opb,vi))goto err_out;  in vorbis_analysis_headerout()
649     return((double)granulepos/v->vi->rate);  in vorbis_granule_time()