138 lines
4.3 KiB
C
138 lines
4.3 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2008-2009 Ariff Abdullah <ariff@FreeBSD.org>
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* All rights reserved.
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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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* 1. 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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* 2. 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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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SND_INTPCM_H_
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#define _SND_INTPCM_H_
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typedef intpcm_t intpcm_read_t(uint8_t *);
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typedef void intpcm_write_t(uint8_t *, intpcm_t);
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extern intpcm_read_t *feeder_format_read_op(uint32_t);
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extern intpcm_write_t *feeder_format_write_op(uint32_t);
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#define INTPCM_DECLARE_OP_WRITE(SIGN, BIT, ENDIAN, SHIFT) \
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static __inline void \
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intpcm_write_##SIGN##BIT##ENDIAN(uint8_t *dst, intpcm_t v) \
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{ \
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\
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_PCM_WRITE_##SIGN##BIT##_##ENDIAN(dst, v >> SHIFT); \
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}
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#define INTPCM_DECLARE_OP_8(SIGN, ENDIAN) \
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static __inline intpcm_t \
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intpcm_read_##SIGN##8##ENDIAN(uint8_t *src) \
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{ \
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\
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return (_PCM_READ_##SIGN##8##_##ENDIAN(src) << 24); \
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} \
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INTPCM_DECLARE_OP_WRITE(SIGN, 8, ENDIAN, 24)
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#define INTPCM_DECLARE_OP_16(SIGN, ENDIAN) \
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static __inline intpcm_t \
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intpcm_read_##SIGN##16##ENDIAN(uint8_t *src) \
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{ \
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\
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return (_PCM_READ_##SIGN##16##_##ENDIAN(src) << 16); \
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} \
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INTPCM_DECLARE_OP_WRITE(SIGN, 16, ENDIAN, 16)
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#define INTPCM_DECLARE_OP_24(SIGN, ENDIAN) \
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static __inline intpcm_t \
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intpcm_read_##SIGN##24##ENDIAN(uint8_t *src) \
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{ \
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\
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return (_PCM_READ_##SIGN##24##_##ENDIAN(src) << 8); \
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} \
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INTPCM_DECLARE_OP_WRITE(SIGN, 24, ENDIAN, 8)
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#define INTPCM_DECLARE_OP_32(SIGN, ENDIAN) \
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static __inline intpcm_t \
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intpcm_read_##SIGN##32##ENDIAN(uint8_t *src) \
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{ \
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\
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return (_PCM_READ_##SIGN##32##_##ENDIAN(src)); \
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} \
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\
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static __inline void \
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intpcm_write_##SIGN##32##ENDIAN(uint8_t *dst, intpcm_t v) \
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{ \
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\
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_PCM_WRITE_##SIGN##32##_##ENDIAN(dst, v); \
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}
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#define INTPCM_DECLARE(t) \
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\
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G711_DECLARE_TABLE(t); \
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\
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static __inline intpcm_t \
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intpcm_read_ulaw(uint8_t *src) \
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{ \
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\
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return (_G711_TO_INTPCM((t).ulaw_to_u8, *src) << 24); \
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} \
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\
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static __inline intpcm_t \
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intpcm_read_alaw(uint8_t *src) \
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{ \
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\
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return (_G711_TO_INTPCM((t).alaw_to_u8, *src) << 24); \
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} \
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\
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static __inline void \
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intpcm_write_ulaw(uint8_t *dst, intpcm_t v) \
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{ \
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\
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*dst = _INTPCM_TO_G711((t).u8_to_ulaw, v >> 24); \
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} \
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\
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static __inline void \
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intpcm_write_alaw(uint8_t *dst, intpcm_t v) \
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{ \
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\
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*dst = _INTPCM_TO_G711((t).u8_to_alaw, v >> 24); \
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} \
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\
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INTPCM_DECLARE_OP_8(S, NE) \
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INTPCM_DECLARE_OP_16(S, LE) \
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INTPCM_DECLARE_OP_16(S, BE) \
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INTPCM_DECLARE_OP_24(S, LE) \
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INTPCM_DECLARE_OP_24(S, BE) \
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INTPCM_DECLARE_OP_32(S, LE) \
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INTPCM_DECLARE_OP_32(S, BE) \
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INTPCM_DECLARE_OP_8(U, NE) \
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INTPCM_DECLARE_OP_16(U, LE) \
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INTPCM_DECLARE_OP_16(U, BE) \
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INTPCM_DECLARE_OP_24(U, LE) \
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INTPCM_DECLARE_OP_24(U, BE) \
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INTPCM_DECLARE_OP_32(U, LE) \
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INTPCM_DECLARE_OP_32(U, BE)
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#endif /* !_SND_INTPCM_H_ */
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