factor/extra/ogg/vorbis/vorbis.factor

142 lines
5.4 KiB
Factor

! Copyright (C) 2007 Chris Double.
! See http://factorcode.org/license.txt for BSD license.
!
USING: kernel system combinators alien alien.syntax ogg ;
IN: ogg.vorbis
<<
"vorbis" {
{ [ win32? ] [ "vorbis.dll" ] }
{ [ macosx? ] [ "libvorbis.0.dylib" ] }
{ [ unix? ] [ "libvorbis.so" ] }
} cond "cdecl" add-library
>>
LIBRARY: vorbis
C-STRUCT: vorbis_info
{ "int" "version" }
{ "int" "channels" }
{ "long" "rate" }
{ "long" "bitrate_upper" }
{ "long" "bitrate_nominal" }
{ "long" "bitrate_lower" }
{ "long" "bitrate_window" }
{ "void*" "codec_setup"}
;
C-STRUCT: vorbis_dsp_state
{ "int" "analysisp" }
{ "vorbis_info*" "vi" }
{ "float**" "pcm" }
{ "float**" "pcmret" }
{ "int" "pcm_storage" }
{ "int" "pcm_current" }
{ "int" "pcm_returned" }
{ "int" "preextrapolate" }
{ "int" "eofflag" }
{ "long" "lW" }
{ "long" "W" }
{ "long" "nW" }
{ "long" "centerW" }
{ "longlong" "granulepos" }
{ "longlong" "sequence" }
{ "longlong" "glue_bits" }
{ "longlong" "time_bits" }
{ "longlong" "floor_bits" }
{ "longlong" "res_bits" }
{ "void*" "backend_state" }
;
C-STRUCT: alloc_chain
{ "void*" "ptr" }
{ "void*" "next" }
;
C-STRUCT: vorbis_block
{ "float**" "pcm" }
{ "oggpack_buffer" "opb" }
{ "long" "lW" }
{ "long" "W" }
{ "long" "nW" }
{ "int" "pcmend" }
{ "int" "mode" }
{ "int" "eofflag" }
{ "longlong" "granulepos" }
{ "longlong" "sequence" }
{ "vorbis_dsp_state*" "vd" }
{ "void*" "localstore" }
{ "long" "localtop" }
{ "long" "localalloc" }
{ "long" "totaluse" }
{ "alloc_chain*" "reap" }
{ "long" "glue_bits" }
{ "long" "time_bits" }
{ "long" "floor_bits" }
{ "long" "res_bits" }
{ "void*" "internal" }
;
C-STRUCT: vorbis_comment
{ "char**" "usercomments" }
{ "int*" "comment_lengths" }
{ "int" "comments" }
{ "char*" "vendor" }
;
FUNCTION: void vorbis_info_init ( vorbis_info* vi ) ;
FUNCTION: void vorbis_info_clear ( vorbis_info* vi ) ;
FUNCTION: int vorbis_info_blocksize ( vorbis_info* vi, int zo ) ;
FUNCTION: void vorbis_comment_init ( vorbis_comment* vc ) ;
FUNCTION: void vorbis_comment_add ( vorbis_comment* vc, char* comment ) ;
FUNCTION: void vorbis_comment_add_tag ( vorbis_comment* vc, char* tag, char* contents ) ;
FUNCTION: char* vorbis_comment_query ( vorbis_comment* vc, char* tag, int count ) ;
FUNCTION: int vorbis_comment_query_count ( vorbis_comment* vc, char* tag ) ;
FUNCTION: void vorbis_comment_clear ( vorbis_comment* vc ) ;
FUNCTION: int vorbis_block_init ( vorbis_dsp_state* v, vorbis_block* vb ) ;
FUNCTION: int vorbis_block_clear ( vorbis_block* vb ) ;
FUNCTION: void vorbis_dsp_clear ( vorbis_dsp_state* v ) ;
FUNCTION: double vorbis_granule_time ( vorbis_dsp_state* v, longlong granulepos ) ;
FUNCTION: int vorbis_analysis_init ( vorbis_dsp_state* v, vorbis_info* vi ) ;
FUNCTION: int vorbis_commentheader_out ( vorbis_comment* vc, ogg_packet* op ) ;
FUNCTION: int vorbis_analysis_headerout ( vorbis_dsp_state* v,
vorbis_comment* vc,
ogg_packet* op,
ogg_packet* op_comm,
ogg_packet* op_code ) ;
FUNCTION: float** vorbis_analysis_buffer ( vorbis_dsp_state* v, int vals ) ;
FUNCTION: int vorbis_analysis_wrote ( vorbis_dsp_state* v, int vals ) ;
FUNCTION: int vorbis_analysis_blockout ( vorbis_dsp_state* v, vorbis_block* vb ) ;
FUNCTION: int vorbis_analysis ( vorbis_block* vb, ogg_packet* op ) ;
FUNCTION: int vorbis_bitrate_addblock ( vorbis_block* vb ) ;
FUNCTION: int vorbis_bitrate_flushpacket ( vorbis_dsp_state* vd,
ogg_packet* op ) ;
FUNCTION: int vorbis_synthesis_headerin ( vorbis_info* vi, vorbis_comment* vc,
ogg_packet* op ) ;
FUNCTION: int vorbis_synthesis_init ( vorbis_dsp_state* v, vorbis_info* vi ) ;
FUNCTION: int vorbis_synthesis_restart ( vorbis_dsp_state* v ) ;
FUNCTION: int vorbis_synthesis ( vorbis_block* vb, ogg_packet* op ) ;
FUNCTION: int vorbis_synthesis_trackonly ( vorbis_block* vb, ogg_packet* op ) ;
FUNCTION: int vorbis_synthesis_blockin ( vorbis_dsp_state* v, vorbis_block* vb ) ;
FUNCTION: int vorbis_synthesis_pcmout ( vorbis_dsp_state* v, float*** pcm ) ;
FUNCTION: int vorbis_synthesis_lapout ( vorbis_dsp_state* v, float*** pcm ) ;
FUNCTION: int vorbis_synthesis_read ( vorbis_dsp_state* v, int samples ) ;
FUNCTION: long vorbis_packet_blocksize ( vorbis_info* vi, ogg_packet* op ) ;
FUNCTION: int vorbis_synthesis_halfrate ( vorbis_info* v, int flag ) ;
FUNCTION: int vorbis_synthesis_halfrate_p ( vorbis_info* v ) ;
: OV_FALSE ( -- number ) -1 ; inline
: OV_EOF ( -- number ) -2 ; inline
: OV_HOLE ( -- number ) -3 ; inline
: OV_EREAD ( -- number ) -128 ; inline
: OV_EFAULT ( -- number ) -129 ; inline
: OV_EIMPL ( -- number ) -130 ; inline
: OV_EINVAL ( -- number ) -131 ; inline
: OV_ENOTVORBIS ( -- number ) -132 ; inline
: OV_EBADHEADER ( -- number ) -133 ; inline
: OV_EVERSION ( -- number ) -134 ; inline
: OV_ENOTAUDIO ( -- number ) -135 ; inline
: OV_EBADPACKET ( -- number ) -136 ; inline
: OV_EBADLINK ( -- number ) -137 ; inline
: OV_ENOSEEK ( -- number ) -138 ; inline