The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/dev/sound/pcm/intpcm.h

Version: -  FREEBSD  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-2  -  FREEBSD-11-1  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-4  -  FREEBSD-10-3  -  FREEBSD-10-2  -  FREEBSD-10-1  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-3  -  FREEBSD-9-2  -  FREEBSD-9-1  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-4  -  FREEBSD-8-3  -  FREEBSD-8-2  -  FREEBSD-8-1  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-4  -  FREEBSD-7-3  -  FREEBSD-7-2  -  FREEBSD-7-1  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-4  -  FREEBSD-6-3  -  FREEBSD-6-2  -  FREEBSD-6-1  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-5  -  FREEBSD-5-4  -  FREEBSD-5-3  -  FREEBSD-5-2  -  FREEBSD-5-1  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  linux-2.6  -  linux-2.4.22  -  MK83  -  MK84  -  PLAN9  -  DFBSD  -  NETBSD  -  NETBSD5  -  NETBSD4  -  NETBSD3  -  NETBSD20  -  OPENBSD  -  xnu-517  -  xnu-792  -  xnu-792.6.70  -  xnu-1228  -  xnu-1456.1.26  -  xnu-1699.24.8  -  xnu-2050.18.24  -  OPENSOLARIS  -  minix-3-1-1 
SearchContext: -  none  -  3  -  10 

    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2008-2009 Ariff Abdullah <ariff@FreeBSD.org>
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   26  * SUCH DAMAGE.
   27  *
   28  * $FreeBSD: stable/12/sys/dev/sound/pcm/intpcm.h 326255 2017-11-27 14:52:40Z pfg $
   29  */
   30 
   31 #ifndef _SND_INTPCM_H_
   32 #define _SND_INTPCM_H_
   33 
   34 typedef intpcm_t intpcm_read_t(uint8_t *);
   35 typedef void intpcm_write_t(uint8_t *, intpcm_t);
   36 
   37 extern intpcm_read_t *feeder_format_read_op(uint32_t);
   38 extern intpcm_write_t *feeder_format_write_op(uint32_t);
   39 
   40 #define INTPCM_DECLARE_OP_WRITE(SIGN, BIT, ENDIAN, SHIFT)               \
   41 static __inline void                                                    \
   42 intpcm_write_##SIGN##BIT##ENDIAN(uint8_t *dst, intpcm_t v)              \
   43 {                                                                       \
   44                                                                         \
   45         _PCM_WRITE_##SIGN##BIT##_##ENDIAN(dst, v >> SHIFT);             \
   46 }
   47 
   48 #define INTPCM_DECLARE_OP_8(SIGN, ENDIAN)                               \
   49 static __inline intpcm_t                                                \
   50 intpcm_read_##SIGN##8##ENDIAN(uint8_t *src)                             \
   51 {                                                                       \
   52                                                                         \
   53         return (_PCM_READ_##SIGN##8##_##ENDIAN(src) << 24);             \
   54 }                                                                       \
   55 INTPCM_DECLARE_OP_WRITE(SIGN, 8, ENDIAN, 24)
   56 
   57 #define INTPCM_DECLARE_OP_16(SIGN, ENDIAN)                              \
   58 static __inline intpcm_t                                                \
   59 intpcm_read_##SIGN##16##ENDIAN(uint8_t *src)                            \
   60 {                                                                       \
   61                                                                         \
   62         return (_PCM_READ_##SIGN##16##_##ENDIAN(src) << 16);            \
   63 }                                                                       \
   64 INTPCM_DECLARE_OP_WRITE(SIGN, 16, ENDIAN, 16)
   65 
   66 #define INTPCM_DECLARE_OP_24(SIGN, ENDIAN)                              \
   67 static __inline intpcm_t                                                \
   68 intpcm_read_##SIGN##24##ENDIAN(uint8_t *src)                            \
   69 {                                                                       \
   70                                                                         \
   71         return (_PCM_READ_##SIGN##24##_##ENDIAN(src) << 8);             \
   72 }                                                                       \
   73 INTPCM_DECLARE_OP_WRITE(SIGN, 24, ENDIAN, 8)
   74 
   75 #define INTPCM_DECLARE_OP_32(SIGN, ENDIAN)                              \
   76 static __inline intpcm_t                                                \
   77 intpcm_read_##SIGN##32##ENDIAN(uint8_t *src)                            \
   78 {                                                                       \
   79                                                                         \
   80         return (_PCM_READ_##SIGN##32##_##ENDIAN(src));                  \
   81 }                                                                       \
   82                                                                         \
   83 static __inline void                                                    \
   84 intpcm_write_##SIGN##32##ENDIAN(uint8_t *dst, intpcm_t v)               \
   85 {                                                                       \
   86                                                                         \
   87         _PCM_WRITE_##SIGN##32##_##ENDIAN(dst, v);                       \
   88 }
   89 
   90 
   91 #define INTPCM_DECLARE(t)                                               \
   92                                                                         \
   93 G711_DECLARE_TABLE(t);                                                  \
   94                                                                         \
   95 static __inline intpcm_t                                                \
   96 intpcm_read_ulaw(uint8_t *src)                                          \
   97 {                                                                       \
   98                                                                         \
   99         return (_G711_TO_INTPCM((t).ulaw_to_u8, *src) << 24);           \
  100 }                                                                       \
  101                                                                         \
  102 static __inline intpcm_t                                                \
  103 intpcm_read_alaw(uint8_t *src)                                          \
  104 {                                                                       \
  105                                                                         \
  106         return (_G711_TO_INTPCM((t).alaw_to_u8, *src) << 24);           \
  107 }                                                                       \
  108                                                                         \
  109 static __inline void                                                    \
  110 intpcm_write_ulaw(uint8_t *dst, intpcm_t v)                             \
  111 {                                                                       \
  112                                                                         \
  113         *dst = _INTPCM_TO_G711((t).u8_to_ulaw, v >> 24);                \
  114 }                                                                       \
  115                                                                         \
  116 static __inline void                                                    \
  117 intpcm_write_alaw(uint8_t *dst, intpcm_t v)                             \
  118 {                                                                       \
  119                                                                         \
  120         *dst = _INTPCM_TO_G711((t).u8_to_alaw, v >> 24);                \
  121 }                                                                       \
  122                                                                         \
  123 INTPCM_DECLARE_OP_8(S, NE)                                              \
  124 INTPCM_DECLARE_OP_16(S, LE)                                             \
  125 INTPCM_DECLARE_OP_16(S, BE)                                             \
  126 INTPCM_DECLARE_OP_24(S, LE)                                             \
  127 INTPCM_DECLARE_OP_24(S, BE)                                             \
  128 INTPCM_DECLARE_OP_32(S, LE)                                             \
  129 INTPCM_DECLARE_OP_32(S, BE)                                             \
  130 INTPCM_DECLARE_OP_8(U,  NE)                                             \
  131 INTPCM_DECLARE_OP_16(U, LE)                                             \
  132 INTPCM_DECLARE_OP_16(U, BE)                                             \
  133 INTPCM_DECLARE_OP_24(U, LE)                                             \
  134 INTPCM_DECLARE_OP_24(U, BE)                                             \
  135 INTPCM_DECLARE_OP_32(U, LE)                                             \
  136 INTPCM_DECLARE_OP_32(U, BE)
  137 
  138 #endif  /* !_SND_INTPCM_H_ */

Cache object: 2d9a6d3100ed957586549b16f86b2ae2


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.