codec_internal.h File Reference

#include "envelope.h"
#include "codebook.h"
#include "psy.h"
#include "bitrate.h"
#include "highlevel.h"

Go to the source code of this file.

Classes
struct	codec_setup_info
struct	private_state
struct	vorbis_block_internal
struct	vorbis_info_mode
struct	vorbis_look_floor1

Macros
#define	BLOCKTYPE_IMPULSE   0
#define	BLOCKTYPE_LONG   1
#define	BLOCKTYPE_PADDING   1
#define	BLOCKTYPE_TRANSITION   0
#define	PACKETBLOBS   15

Typedefs
typedef struct codec_setup_info	codec_setup_info
typedef struct private_state	private_state
typedef struct vorbis_block_internal	vorbis_block_internal
typedef void	vorbis_info_floor
typedef void	vorbis_info_mapping
typedef void	vorbis_info_residue
typedef void	vorbis_look_floor
typedef void	vorbis_look_residue
typedef void	vorbis_look_transform

Functions
void	_vp_global_free (vorbis_look_psy_global *look)
vorbis_look_psy_global *	_vp_global_look (vorbis_info *vi)
int	floor1_encode (oggpack_buffer *opb, vorbis_block *vb, vorbis_look_floor1 *look, int *post, int *ilogmask)
int *	floor1_fit (vorbis_block *vb, vorbis_look_floor1 *look, const float *logmdct, const float *logmask)
int *	floor1_interpolate_fit (vorbis_block *vb, vorbis_look_floor1 *look, int *A, int *B, int del)

Macro Definition Documentation

#define BLOCKTYPE_IMPULSE   0

Definition at line 24 of file codec_internal.h.

Referenced by vorbis_analysis_blockout().

#define BLOCKTYPE_LONG   1

Definition at line 27 of file codec_internal.h.

Referenced by vorbis_analysis_blockout().

#define BLOCKTYPE_PADDING   1

Definition at line 25 of file codec_internal.h.

Referenced by vorbis_analysis_blockout().

#define BLOCKTYPE_TRANSITION   0

Definition at line 26 of file codec_internal.h.

Referenced by vorbis_analysis_blockout().

#define PACKETBLOBS   15

Definition at line 29 of file codec_internal.h.

Referenced by mapping0_forward(), vorbis_analysis(), vorbis_bitrate_addblock(), vorbis_bitrate_flushpacket(), vorbis_bitrate_init(), vorbis_block_clear(), vorbis_block_init(), vorbis_encode_global_stereo(), and vorbis_encode_residue_setup().

Typedef Documentation

typedef struct codec_setup_info codec_setup_info

typedef struct private_state private_state

typedef struct vorbis_block_internal vorbis_block_internal

typedef void vorbis_info_floor

Definition at line 54 of file codec_internal.h.

typedef void vorbis_info_mapping

Definition at line 56 of file codec_internal.h.

typedef void vorbis_info_residue

Definition at line 55 of file codec_internal.h.

typedef void vorbis_look_floor

Definition at line 42 of file codec_internal.h.

typedef void vorbis_look_residue

Definition at line 43 of file codec_internal.h.

typedef void vorbis_look_transform

Definition at line 44 of file codec_internal.h.

Function Documentation

void _vp_global_free

(

vorbis_look_psy_global *

look

)

Definition at line 48 of file psy.c.

References _ogg_free, and memset.

Referenced by vorbis_dsp_clear().

vorbis_look_psy_global* _vp_global_look

(

vorbis_info *

vi

)

Definition at line 36 of file psy.c.

References _ogg_calloc, vorbis_look_psy_global::ampmax, vorbis_info::channels, vorbis_look_psy_global::channels, vorbis_info::codec_setup, vorbis_look_psy_global::gi, and codec_setup_info::psy_g_param.

Referenced by main(), and vorbis_analysis_init().

int floor1_encode	(	oggpack_buffer *	opb,
		vorbis_block *	vb,
		vorbis_look_floor1 *	look,
		int *	post,
		int *	ilogmask
	)

Definition at line 768 of file floor1.c.

References codec_setup_info::blocksizes, codec_setup_info::book_param, books, vorbis_info_floor1::class_book, vorbis_info_floor1::class_dim, vorbis_info_floor1::class_subbook, vorbis_info_floor1::class_subs, vorbis_info::codec_setup, static_codebook::entries, entries, vorbis_look_floor1::forward_index, vorbis_look_floor1::frames, codec_setup_info::fullbooks, vorbis_look_floor1::hineighbor, hx, i, ilog(), j, k, vorbis_look_floor1::loneighbor, lx, memset, vorbis_info_floor1::mult, oggpack_write(), vorbis_info_floor1::partitionclass, vorbis_info_floor1::partitions, vorbis_block::pcmend, vorbis_look_floor1::phrasebits, vorbis_look_floor1::postbits, vorbis_info_floor1::postlist, vorbis_look_floor1::posts, vorbis_look_floor1::quant_q, render_line0(), render_point(), vorbis_block::vd, vorbis_dsp_state::vi, vorbis_look_floor1::vi, VIF_POSIT, vorbis_book_encode(), and vorbis_block::W.

Referenced by mapping0_forward().

int* floor1_fit	(	vorbis_block *	vb,
		vorbis_look_floor1 *	look,
		const float *	logmdct,
		const float *	logmask
	)

Definition at line 591 of file floor1.c.

References _vorbis_block_alloc(), accumulate_fit(), fit_line(), vorbis_look_floor1::hineighbor, hx, i, inspect_error(), j, vorbis_look_floor1::loneighbor, lx, vorbis_look_floor1::n, NULL, sort_controllers::output, post_Y(), vorbis_info_floor1::postlist, vorbis_look_floor1::posts, render_point(), vorbis_look_floor1::reverse_index, vorbis_look_floor1::sorted_index, vorbis_look_floor1::vi, and VIF_POSIT.

Referenced by mapping0_forward().

int* floor1_interpolate_fit	(	vorbis_block *	vb,
		vorbis_look_floor1 *	look,
		int *	A,
		int *	B,
		int	del
	)

Definition at line 746 of file floor1.c.

References _vorbis_block_alloc(), i, NULL, sort_controllers::output, and vorbis_look_floor1::posts.

Referenced by mapping0_forward().