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2e56925c36
installation, not the bundled copies which might not match what is installed. - Upgraded bundled FLAC from version 1.1.2 to version 1.2.1. SVN r575 (trunk)
99 lines
4.7 KiB
C
99 lines
4.7 KiB
C
/* libFLAC - Free Lossless Audio Codec library
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* Copyright (C) 2000,2001,2002,2003,2004,2005,2006,2007 Josh Coalson
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of the Xiph.org Foundation nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef FLAC__PRIVATE__BITREADER_H
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#define FLAC__PRIVATE__BITREADER_H
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#include <stdio.h> /* for FILE */
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#include "FLAC/ordinals.h"
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#include "cpu.h"
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/*
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* opaque structure definition
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*/
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struct FLAC__BitReader;
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typedef struct FLAC__BitReader FLAC__BitReader;
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typedef FLAC__bool (*FLAC__BitReaderReadCallback)(FLAC__byte buffer[], size_t *bytes, void *client_data);
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/*
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* construction, deletion, initialization, etc functions
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*/
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FLAC__BitReader *FLAC__bitreader_new(void);
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void FLAC__bitreader_delete(FLAC__BitReader *br);
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FLAC__bool FLAC__bitreader_init(FLAC__BitReader *br, FLAC__CPUInfo cpu, FLAC__BitReaderReadCallback rcb, void *cd);
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void FLAC__bitreader_free(FLAC__BitReader *br); /* does not 'free(br)' */
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FLAC__bool FLAC__bitreader_clear(FLAC__BitReader *br);
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void FLAC__bitreader_dump(const FLAC__BitReader *br, FILE *out);
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/*
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* CRC functions
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*/
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void FLAC__bitreader_reset_read_crc16(FLAC__BitReader *br, FLAC__uint16 seed);
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FLAC__uint16 FLAC__bitreader_get_read_crc16(FLAC__BitReader *br);
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/*
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* info functions
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*/
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FLAC__bool FLAC__bitreader_is_consumed_byte_aligned(const FLAC__BitReader *br);
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unsigned FLAC__bitreader_bits_left_for_byte_alignment(const FLAC__BitReader *br);
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unsigned FLAC__bitreader_get_input_bits_unconsumed(const FLAC__BitReader *br);
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/*
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* read functions
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*/
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FLAC__bool FLAC__bitreader_read_raw_uint32(FLAC__BitReader *br, FLAC__uint32 *val, unsigned bits);
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FLAC__bool FLAC__bitreader_read_raw_int32(FLAC__BitReader *br, FLAC__int32 *val, unsigned bits);
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FLAC__bool FLAC__bitreader_read_raw_uint64(FLAC__BitReader *br, FLAC__uint64 *val, unsigned bits);
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FLAC__bool FLAC__bitreader_read_uint32_little_endian(FLAC__BitReader *br, FLAC__uint32 *val); /*only for bits=32*/
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FLAC__bool FLAC__bitreader_skip_bits_no_crc(FLAC__BitReader *br, unsigned bits); /* WATCHOUT: does not CRC the skipped data! */ /*@@@@ add to unit tests */
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FLAC__bool FLAC__bitreader_skip_byte_block_aligned_no_crc(FLAC__BitReader *br, unsigned nvals); /* WATCHOUT: does not CRC the read data! */
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FLAC__bool FLAC__bitreader_read_byte_block_aligned_no_crc(FLAC__BitReader *br, FLAC__byte *val, unsigned nvals); /* WATCHOUT: does not CRC the read data! */
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FLAC__bool FLAC__bitreader_read_unary_unsigned(FLAC__BitReader *br, unsigned *val);
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FLAC__bool FLAC__bitreader_read_rice_signed(FLAC__BitReader *br, int *val, unsigned parameter);
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FLAC__bool FLAC__bitreader_read_rice_signed_block(FLAC__BitReader *br, int vals[], unsigned nvals, unsigned parameter);
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#ifndef FLAC__NO_ASM
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# ifdef FLAC__CPU_IA32
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# ifdef FLAC__HAS_NASM
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FLAC__bool FLAC__bitreader_read_rice_signed_block_asm_ia32_bswap(FLAC__BitReader *br, int vals[], unsigned nvals, unsigned parameter);
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# endif
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# endif
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#endif
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#if 0 /* UNUSED */
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FLAC__bool FLAC__bitreader_read_golomb_signed(FLAC__BitReader *br, int *val, unsigned parameter);
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FLAC__bool FLAC__bitreader_read_golomb_unsigned(FLAC__BitReader *br, unsigned *val, unsigned parameter);
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#endif
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FLAC__bool FLAC__bitreader_read_utf8_uint32(FLAC__BitReader *br, FLAC__uint32 *val, FLAC__byte *raw, unsigned *rawlen);
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FLAC__bool FLAC__bitreader_read_utf8_uint64(FLAC__BitReader *br, FLAC__uint64 *val, FLAC__byte *raw, unsigned *rawlen);
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FLAC__bool bitreader_read_from_client_(FLAC__BitReader *br);
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#endif
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