forked from len0rd/rockbox
Initial import of libFLAC from flac-1.1.2.tar.gz
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5983 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman
parent
9b32a1988f
commit
aa97e4d498
56 changed files with 29599 additions and 0 deletions
159
apps/codecs/libFLAC/include/private/bitbuffer.h
Normal file
159
apps/codecs/libFLAC/include/private/bitbuffer.h
Normal file
|
|
@ -0,0 +1,159 @@
|
|||
/* libFLAC - Free Lossless Audio Codec library
|
||||
* Copyright (C) 2000,2001,2002,2003,2004,2005 Josh Coalson
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* - Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* - Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* - Neither the name of the Xiph.org Foundation nor the names of its
|
||||
* contributors may be used to endorse or promote products derived from
|
||||
* this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||||
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#ifndef FLAC__PRIVATE__BITBUFFER_H
|
||||
#define FLAC__PRIVATE__BITBUFFER_H
|
||||
|
||||
#include <stdio.h> /* for FILE */
|
||||
#include "FLAC/ordinals.h"
|
||||
|
||||
/* @@@ This should be configurable. Valid values are currently 8 and 32. */
|
||||
/* @@@ WATCHOUT! do not use 32 with a little endian system yet. */
|
||||
#define FLAC__BITS_PER_BLURB 8
|
||||
|
||||
#if FLAC__BITS_PER_BLURB == 8
|
||||
typedef FLAC__byte FLAC__blurb;
|
||||
#elif FLAC__BITS_PER_BLURB == 32
|
||||
typedef FLAC__uint32 FLAC__blurb;
|
||||
#else
|
||||
/* ERROR, only sizes of 8 and 32 are supported */
|
||||
#endif
|
||||
|
||||
/*
|
||||
* opaque structure definition
|
||||
*/
|
||||
struct FLAC__BitBuffer;
|
||||
typedef struct FLAC__BitBuffer FLAC__BitBuffer;
|
||||
|
||||
/*
|
||||
* construction, deletion, initialization, cloning functions
|
||||
*/
|
||||
FLAC__BitBuffer *FLAC__bitbuffer_new();
|
||||
void FLAC__bitbuffer_delete(FLAC__BitBuffer *bb);
|
||||
FLAC__bool FLAC__bitbuffer_init(FLAC__BitBuffer *bb);
|
||||
FLAC__bool FLAC__bitbuffer_init_from(FLAC__BitBuffer *bb, const FLAC__byte buffer[], unsigned bytes);
|
||||
FLAC__bool FLAC__bitbuffer_concatenate_aligned(FLAC__BitBuffer *dest, const FLAC__BitBuffer *src);
|
||||
void FLAC__bitbuffer_free(FLAC__BitBuffer *bb); /* does not 'free(buffer)' */
|
||||
FLAC__bool FLAC__bitbuffer_clear(FLAC__BitBuffer *bb);
|
||||
FLAC__bool FLAC__bitbuffer_clone(FLAC__BitBuffer *dest, const FLAC__BitBuffer *src);
|
||||
|
||||
/*
|
||||
* CRC functions
|
||||
*/
|
||||
void FLAC__bitbuffer_reset_read_crc16(FLAC__BitBuffer *bb, FLAC__uint16 seed);
|
||||
FLAC__uint16 FLAC__bitbuffer_get_read_crc16(FLAC__BitBuffer *bb);
|
||||
FLAC__uint16 FLAC__bitbuffer_get_write_crc16(const FLAC__BitBuffer *bb);
|
||||
FLAC__byte FLAC__bitbuffer_get_write_crc8(const FLAC__BitBuffer *bb);
|
||||
|
||||
/*
|
||||
* info functions
|
||||
*/
|
||||
FLAC__bool FLAC__bitbuffer_is_byte_aligned(const FLAC__BitBuffer *bb);
|
||||
FLAC__bool FLAC__bitbuffer_is_consumed_byte_aligned(const FLAC__BitBuffer *bb);
|
||||
unsigned FLAC__bitbuffer_bits_left_for_byte_alignment(const FLAC__BitBuffer *bb);
|
||||
unsigned FLAC__bitbuffer_get_input_bytes_unconsumed(const FLAC__BitBuffer *bb); /* do not call unless byte-aligned */
|
||||
|
||||
/*
|
||||
* direct buffer access
|
||||
*/
|
||||
void FLAC__bitbuffer_get_buffer(FLAC__BitBuffer *bb, const FLAC__byte **buffer, unsigned *bytes);
|
||||
void FLAC__bitbuffer_release_buffer(FLAC__BitBuffer *bb);
|
||||
|
||||
/*
|
||||
* write functions
|
||||
*/
|
||||
FLAC__bool FLAC__bitbuffer_write_zeroes(FLAC__BitBuffer *bb, unsigned bits);
|
||||
FLAC__bool FLAC__bitbuffer_write_raw_uint32(FLAC__BitBuffer *bb, FLAC__uint32 val, unsigned bits);
|
||||
FLAC__bool FLAC__bitbuffer_write_raw_int32(FLAC__BitBuffer *bb, FLAC__int32 val, unsigned bits);
|
||||
FLAC__bool FLAC__bitbuffer_write_raw_uint64(FLAC__BitBuffer *bb, FLAC__uint64 val, unsigned bits);
|
||||
#if 0 /* UNUSED */
|
||||
FLAC__bool FLAC__bitbuffer_write_raw_int64(FLAC__BitBuffer *bb, FLAC__int64 val, unsigned bits);
|
||||
#endif
|
||||
FLAC__bool FLAC__bitbuffer_write_raw_uint32_little_endian(FLAC__BitBuffer *bb, FLAC__uint32 val); /*only for bits=32*/
|
||||
FLAC__bool FLAC__bitbuffer_write_byte_block(FLAC__BitBuffer *bb, const FLAC__byte vals[], unsigned nvals);
|
||||
FLAC__bool FLAC__bitbuffer_write_unary_unsigned(FLAC__BitBuffer *bb, unsigned val);
|
||||
unsigned FLAC__bitbuffer_rice_bits(int val, unsigned parameter);
|
||||
#if 0 /* UNUSED */
|
||||
unsigned FLAC__bitbuffer_golomb_bits_signed(int val, unsigned parameter);
|
||||
unsigned FLAC__bitbuffer_golomb_bits_unsigned(unsigned val, unsigned parameter);
|
||||
#endif
|
||||
#ifdef FLAC__SYMMETRIC_RICE
|
||||
FLAC__bool FLAC__bitbuffer_write_symmetric_rice_signed(FLAC__BitBuffer *bb, int val, unsigned parameter);
|
||||
#if 0 /* UNUSED */
|
||||
FLAC__bool FLAC__bitbuffer_write_symmetric_rice_signed_guarded(FLAC__BitBuffer *bb, int val, unsigned parameter, unsigned max_bits, FLAC__bool *overflow);
|
||||
#endif
|
||||
FLAC__bool FLAC__bitbuffer_write_symmetric_rice_signed_escape(FLAC__BitBuffer *bb, int val, unsigned parameter);
|
||||
#endif
|
||||
FLAC__bool FLAC__bitbuffer_write_rice_signed(FLAC__BitBuffer *bb, int val, unsigned parameter);
|
||||
#if 0 /* UNUSED */
|
||||
FLAC__bool FLAC__bitbuffer_write_rice_signed_guarded(FLAC__BitBuffer *bb, int val, unsigned parameter, unsigned max_bits, FLAC__bool *overflow);
|
||||
#endif
|
||||
#if 0 /* UNUSED */
|
||||
FLAC__bool FLAC__bitbuffer_write_golomb_signed(FLAC__BitBuffer *bb, int val, unsigned parameter);
|
||||
FLAC__bool FLAC__bitbuffer_write_golomb_signed_guarded(FLAC__BitBuffer *bb, int val, unsigned parameter, unsigned max_bits, FLAC__bool *overflow);
|
||||
FLAC__bool FLAC__bitbuffer_write_golomb_unsigned(FLAC__BitBuffer *bb, unsigned val, unsigned parameter);
|
||||
FLAC__bool FLAC__bitbuffer_write_golomb_unsigned_guarded(FLAC__BitBuffer *bb, unsigned val, unsigned parameter, unsigned max_bits, FLAC__bool *overflow);
|
||||
#endif
|
||||
FLAC__bool FLAC__bitbuffer_write_utf8_uint32(FLAC__BitBuffer *bb, FLAC__uint32 val);
|
||||
FLAC__bool FLAC__bitbuffer_write_utf8_uint64(FLAC__BitBuffer *bb, FLAC__uint64 val);
|
||||
FLAC__bool FLAC__bitbuffer_zero_pad_to_byte_boundary(FLAC__BitBuffer *bb);
|
||||
|
||||
/*
|
||||
* read functions
|
||||
*/
|
||||
FLAC__bool FLAC__bitbuffer_peek_bit(FLAC__BitBuffer *bb, unsigned *val, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
FLAC__bool FLAC__bitbuffer_read_bit(FLAC__BitBuffer *bb, unsigned *val, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
FLAC__bool FLAC__bitbuffer_read_bit_to_uint32(FLAC__BitBuffer *bb, FLAC__uint32 *val, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
FLAC__bool FLAC__bitbuffer_read_bit_to_uint64(FLAC__BitBuffer *bb, FLAC__uint64 *val, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
FLAC__bool FLAC__bitbuffer_read_raw_uint32(FLAC__BitBuffer *bb, FLAC__uint32 *val, const unsigned bits, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
FLAC__bool FLAC__bitbuffer_read_raw_int32(FLAC__BitBuffer *bb, FLAC__int32 *val, const unsigned bits, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
FLAC__bool FLAC__bitbuffer_read_raw_uint64(FLAC__BitBuffer *bb, FLAC__uint64 *val, const unsigned bits, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
#if 0 /* UNUSED */
|
||||
FLAC__bool FLAC__bitbuffer_read_raw_int64(FLAC__BitBuffer *bb, FLAC__int64 *val, const unsigned bits, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
#endif
|
||||
FLAC__bool FLAC__bitbuffer_read_raw_uint32_little_endian(FLAC__BitBuffer *bb, FLAC__uint32 *val, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data); /*only for bits=32*/
|
||||
FLAC__bool FLAC__bitbuffer_skip_bits_no_crc(FLAC__BitBuffer *bb, unsigned bits, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data); /* WATCHOUT: does not CRC the skipped data! */ /*@@@@ add to unit tests */
|
||||
FLAC__bool FLAC__bitbuffer_read_byte_block_aligned_no_crc(FLAC__BitBuffer *bb, FLAC__byte *val, unsigned nvals, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data); /* val may be 0 to skip bytes instead of reading them */ /* WATCHOUT: does not CRC the read data! */
|
||||
FLAC__bool FLAC__bitbuffer_read_unary_unsigned(FLAC__BitBuffer *bb, unsigned *val, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
#ifdef FLAC__SYMMETRIC_RICE
|
||||
FLAC__bool FLAC__bitbuffer_read_symmetric_rice_signed(FLAC__BitBuffer *bb, int *val, unsigned parameter, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
#endif
|
||||
FLAC__bool FLAC__bitbuffer_read_rice_signed(FLAC__BitBuffer *bb, int *val, unsigned parameter, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
FLAC__bool FLAC__bitbuffer_read_rice_signed_block(FLAC__BitBuffer *bb, int vals[], unsigned nvals, unsigned parameter, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
#if 0 /* UNUSED */
|
||||
FLAC__bool FLAC__bitbuffer_read_golomb_signed(FLAC__BitBuffer *bb, int *val, unsigned parameter, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
FLAC__bool FLAC__bitbuffer_read_golomb_unsigned(FLAC__BitBuffer *bb, unsigned *val, unsigned parameter, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data);
|
||||
#endif
|
||||
FLAC__bool FLAC__bitbuffer_read_utf8_uint32(FLAC__BitBuffer *bb, FLAC__uint32 *val, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data, FLAC__byte *raw, unsigned *rawlen);
|
||||
FLAC__bool FLAC__bitbuffer_read_utf8_uint64(FLAC__BitBuffer *bb, FLAC__uint64 *val, FLAC__bool (*read_callback)(FLAC__byte buffer[], unsigned *bytes, void *client_data), void *client_data, FLAC__byte *raw, unsigned *rawlen);
|
||||
void FLAC__bitbuffer_dump(const FLAC__BitBuffer *bb, FILE *out);
|
||||
|
||||
#endif
|
||||
Loading…
Add table
Add a link
Reference in a new issue