src/add-ons/media/media-add-ons/esound_sink/esdproto.h

   1 /*
   2  * ESounD media addon for BeOS
   3  *
   4  * Copyright (c) 2006 François Revol (revol@free.fr)
   5  *
   6  * Based on Multi Audio addon for Haiku,
   7  * Copyright (c) 2002, 2003 Jerome Duval (jerome.duval@free.fr)
   8  *
   9  * All rights reserved.
  10  * Redistribution and use in source and binary forms, with or without modification,
  11  * are permitted provided that the following conditions are met:
  12  *
  13  * - Redistributions of source code must retain the above copyright notice,
  14  *   this list of conditions and the following disclaimer.
  15  * - Redistributions in binary form must reproduce the above copyright notice,
  16  *   this list of conditions and the following disclaimer in the documentation
  17  *   and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  22  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
  23  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  25  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  27  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
  28  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  *
  30  */
  31 #ifndef _ESDPROTO_H
  32 #define _ESDPROTO_H
  33 /*
  34  * ESounD protocol
  35  * cf. http://www.jcraft.com/jesd/EsounD-protocol.txt
  36  */
  37
  38 #include <inttypes.h>
  39
  40 /* limits */
  41 #define ESD_MAX_BUF (4 * 1024)
  42 #define ESD_MAX_KEY 16
  43 #define ESD_MAX_NAME 128
  44
  45 typedef uint32_t        esd_rate_t;
  46 typedef uint32_t        esd_format_t;
  47 typedef uint32_t        esd_command_t;
  48 typedef char    esd_key_t[ESD_MAX_KEY];
  49 typedef char    esd_name_t[ESD_MAX_NAME];
  50
  51 /* defaults */
  52 //#define ESD_DEFAULT_PORT 5001
  53 #define ESD_DEFAULT_PORT 16001
  54
  55 #define ESD_DEFAULT_RATE 44100
  56 //#define ESD_DEFAULT_RATE 22050
  57
  58 #define ESD_ENDIAN_TAG 'ENDN'
  59
  60 enum {
  61         /* init */
  62         ESD_PROTO_CONNECT = 0,
  63
  64         /* security  */
  65         ESD_PROTO_LOCK,
  66         ESD_PROTO_UNLOCK,
  67
  68         ESD_PROTO_STREAM_PLAY,
  69         ESD_PROTO_STREAM_REC,
  70         ESD_PROTO_STREAM_MON,
  71
  72         ESD_PROTO_SAMPLE_CACHE,
  73         ESD_PROTO_SAMPLE_FREE,
  74         ESD_PROTO_SAMPLE_PLAY,
  75         ESD_PROTO_SAMPLE_LOOP,
  76         ESD_PROTO_SAMPLE_STOP,
  77         ESD_PROTO_SAMPLE_KILL,
  78
  79         ESD_PROTO_STANDBY,
  80         ESD_PROTO_RESUME,
  81
  82         ESD_PROTO_SAMPLE_GETID,
  83         ESD_PROTO_STREAM_FILTER,
  84
  85         ESD_PROTO_SERVER_INFO,
  86         ESD_PROTO_SERVER_ALL_INFO,
  87         ESD_PROTO_SUBSCRIBE,
  88         ESD_PROTO_UNSUBSCRIBE,
  89
  90         ESD_PROTO_STREAM_PAN,
  91         ESD_PROTO_SAMPLE_PAN,
  92
  93         ESD_PROTO_STANDBY_MODE,
  94         ESD_PROTO_LATENCY,
  95         ESD_PROTO_MAX
  96 };
  97
  98 #define ESD_MASK_BITS   0x000F
  99 #define ESD_MASK_CHAN   0x00F0
 100 #define ESD_MASK_MODE   0x0F00
 101 #define ESD_MASK_FUNC   0xF000
 102
 103 /* sample size */
 104 #define ESD_BITS8       0x0000
 105 #define ESD_BITS16      0x0001
 106
 107 /* channel count */
 108 #define ESD_MONO        0x0010
 109 #define ESD_STEREO      0x0020
 110
 111 /* mode */
 112 #define ESD_STREAM      0x0000
 113 #define ESD_SAMPLE      0x0100
 114 #define ESD_ADPCM       0x0200
 115
 116 /* functions */
 117 #define ESD_FUNC_PLAY           0x1000
 118 #define ESD_FUNC_MONITOR        0x0000
 119 #define ESD_FUNC_RECORD         0x2000
 120 #define ESD_FUNC_STOP   0x0000
 121 #define ESD_FUNC_LOOP           0x2000
 122
 123 /* errors */
 124 #define ESD_OK  0
 125 #define ESD_ERROR_STANDBY       1
 126 #define ESD_ERROR_AUTOSTANDBY   2
 127 #define ESD_ERROR_RUNNING       3
 128
 129 #define ESD_FALSE       0
 130 #define ESD_TRUE        1
 131
 132 #endif /* _ESDPROTO_H */