diff options
Diffstat (limited to 'thirdparties/common/include/vorbis/codec.h')
| -rwxr-xr-x | thirdparties/common/include/vorbis/codec.h | 188 |
1 files changed, 94 insertions, 94 deletions
diff --git a/thirdparties/common/include/vorbis/codec.h b/thirdparties/common/include/vorbis/codec.h index 999aa33..b217590 100755 --- a/thirdparties/common/include/vorbis/codec.h +++ b/thirdparties/common/include/vorbis/codec.h @@ -25,97 +25,97 @@ extern "C" #include <ogg/ogg.h> -typedef struct vorbis_info{ - int version; - int channels; - long rate; - - /* The below bitrate declarations are *hints*. - Combinations of the three values carry the following implications: - - all three set to the same value: - implies a fixed rate bitstream - only nominal set: - implies a VBR stream that averages the nominal bitrate. No hard - upper/lower limit - upper and or lower set: - implies a VBR bitstream that obeys the bitrate limits. nominal - may also be set to give a nominal rate. - none set: - the coder does not care to speculate. - */ - - long bitrate_upper; - long bitrate_nominal; - long bitrate_lower; - long bitrate_window; - - void *codec_setup; +typedef struct vorbis_info { + int version; + int channels; + long rate; + + /* The below bitrate declarations are *hints*. + Combinations of the three values carry the following implications: + + all three set to the same value: + implies a fixed rate bitstream + only nominal set: + implies a VBR stream that averages the nominal bitrate. No hard + upper/lower limit + upper and or lower set: + implies a VBR bitstream that obeys the bitrate limits. nominal + may also be set to give a nominal rate. + none set: + the coder does not care to speculate. + */ + + long bitrate_upper; + long bitrate_nominal; + long bitrate_lower; + long bitrate_window; + + void *codec_setup; } vorbis_info; /* vorbis_dsp_state buffers the current vorbis audio analysis/synthesis state. The DSP state belongs to a specific logical bitstream ****************************************************/ -typedef struct vorbis_dsp_state{ - int analysisp; - vorbis_info *vi; +typedef struct vorbis_dsp_state { + int analysisp; + vorbis_info *vi; - float **pcm; - float **pcmret; - int pcm_storage; - int pcm_current; - int pcm_returned; + float **pcm; + float **pcmret; + int pcm_storage; + int pcm_current; + int pcm_returned; - int preextrapolate; - int eofflag; + int preextrapolate; + int eofflag; - long lW; - long W; - long nW; - long centerW; + long lW; + long W; + long nW; + long centerW; - ogg_int64_t granulepos; - ogg_int64_t sequence; + ogg_int64_t granulepos; + ogg_int64_t sequence; - ogg_int64_t glue_bits; - ogg_int64_t time_bits; - ogg_int64_t floor_bits; - ogg_int64_t res_bits; + ogg_int64_t glue_bits; + ogg_int64_t time_bits; + ogg_int64_t floor_bits; + ogg_int64_t res_bits; - void *backend_state; + void *backend_state; } vorbis_dsp_state; -typedef struct vorbis_block{ - /* necessary stream state for linking to the framing abstraction */ - float **pcm; /* this is a pointer into local storage */ - oggpack_buffer opb; - - long lW; - long W; - long nW; - int pcmend; - int mode; - - int eofflag; - ogg_int64_t granulepos; - ogg_int64_t sequence; - vorbis_dsp_state *vd; /* For read-only access of configuration */ - - /* local storage to avoid remallocing; it's up to the mapping to - structure it */ - void *localstore; - long localtop; - long localalloc; - long totaluse; - struct alloc_chain *reap; - - /* bitmetrics for the frame */ - long glue_bits; - long time_bits; - long floor_bits; - long res_bits; - - void *internal; +typedef struct vorbis_block { + /* necessary stream state for linking to the framing abstraction */ + float **pcm; /* this is a pointer into local storage */ + oggpack_buffer opb; + + long lW; + long W; + long nW; + int pcmend; + int mode; + + int eofflag; + ogg_int64_t granulepos; + ogg_int64_t sequence; + vorbis_dsp_state *vd; /* For read-only access of configuration */ + + /* local storage to avoid remallocing; it's up to the mapping to + structure it */ + void *localstore; + long localtop; + long localalloc; + long totaluse; + struct alloc_chain *reap; + + /* bitmetrics for the frame */ + long glue_bits; + long time_bits; + long floor_bits; + long res_bits; + + void *internal; } vorbis_block; @@ -124,9 +124,9 @@ the analysis/synthesis stream; it belongs to a specific logical bitstream, but is independent from other vorbis_blocks belonging to that logical bitstream. *************************************************/ -struct alloc_chain{ - void *ptr; - struct alloc_chain *next; +struct alloc_chain { + void *ptr; + struct alloc_chain *next; }; /* vorbis_info contains all the setup information specific to the @@ -137,13 +137,13 @@ struct alloc_chain{ /* the comments are not part of vorbis_info so that vorbis_info can be static storage */ -typedef struct vorbis_comment{ - /* unlimited user comment fields. libvorbis writes 'libvorbis' - whatever vendor is set to in encode */ - char **user_comments; - int *comment_lengths; - int comments; - char *vendor; +typedef struct vorbis_comment { + /* unlimited user comment fields. libvorbis writes 'libvorbis' + whatever vendor is set to in encode */ + char **user_comments; + int *comment_lengths; + int comments; + char *vendor; } vorbis_comment; @@ -186,10 +186,10 @@ extern const char *vorbis_version_string(void); extern int vorbis_analysis_init(vorbis_dsp_state *v,vorbis_info *vi); extern int vorbis_commentheader_out(vorbis_comment *vc, ogg_packet *op); extern int vorbis_analysis_headerout(vorbis_dsp_state *v, - vorbis_comment *vc, - ogg_packet *op, - ogg_packet *op_comm, - ogg_packet *op_code); + vorbis_comment *vc, + ogg_packet *op, + ogg_packet *op_comm, + ogg_packet *op_code); extern float **vorbis_analysis_buffer(vorbis_dsp_state *v,int vals); extern int vorbis_analysis_wrote(vorbis_dsp_state *v,int vals); extern int vorbis_analysis_blockout(vorbis_dsp_state *v,vorbis_block *vb); @@ -197,12 +197,12 @@ extern int vorbis_analysis(vorbis_block *vb,ogg_packet *op); extern int vorbis_bitrate_addblock(vorbis_block *vb); extern int vorbis_bitrate_flushpacket(vorbis_dsp_state *vd, - ogg_packet *op); + ogg_packet *op); /* Vorbis PRIMITIVES: synthesis layer *******************************/ extern int vorbis_synthesis_idheader(ogg_packet *op); extern int vorbis_synthesis_headerin(vorbis_info *vi,vorbis_comment *vc, - ogg_packet *op); + ogg_packet *op); extern int vorbis_synthesis_init(vorbis_dsp_state *v,vorbis_info *vi); extern int vorbis_synthesis_restart(vorbis_dsp_state *v); |
