[3839] | 1 | //driver_pulsesimple.c: |
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| 2 | |
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| 3 | /* |
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[5823] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2010-2013 |
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[3839] | 5 | * |
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| 6 | * This file is part of roard a part of RoarAudio, |
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| 7 | * a cross-platform sound system for both, home and professional use. |
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| 8 | * See README for details. |
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| 9 | * |
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| 10 | * This file is free software; you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU General Public License version 3 |
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| 12 | * as published by the Free Software Foundation. |
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| 13 | * |
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| 14 | * RoarAudio is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this software; see the file COPYING. If not, write to |
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| 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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| 22 | * Boston, MA 02110-1301, USA. |
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| 23 | * |
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| 24 | */ |
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| 25 | |
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| 26 | #include "roard.h" |
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| 27 | |
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| 28 | #ifdef ROAR_HAVE_LIBPULSE |
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| 29 | |
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| 30 | int driver_pulsesimple_open (struct roar_vio_calls * inst, char * device, struct roar_audio_info * info, int fh, struct roar_stream_server * sstream) { |
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| 31 | struct driver_pulsesimple * self; |
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[4764] | 32 | const char * subdev = NULL; |
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| 33 | int pulseerror = -1; |
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[3839] | 34 | pa_stream_direction_t dir = PA_STREAM_PLAYBACK; |
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| 35 | pa_sample_spec ss; |
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[5056] | 36 | int autoconfig = 0; |
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| 37 | int needauto = 0; |
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[3839] | 38 | |
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| 39 | // pa_sample_format_t format; /**< The sample format */ |
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| 40 | |
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[5056] | 41 | if ( fh != -1 ) |
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| 42 | return -1; |
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| 43 | |
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| 44 | if ( sstream != NULL ) { |
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| 45 | autoconfig = streams_get_flag(ROAR_STREAM(sstream)->id, ROAR_FLAG_AUTOCONF); |
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| 46 | } |
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| 47 | |
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[3839] | 48 | switch (info->codec) { |
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| 49 | case ROAR_CODEC_ALAW: |
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| 50 | ss.format = PA_SAMPLE_ALAW; |
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| 51 | break; |
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| 52 | case ROAR_CODEC_MULAW: |
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| 53 | ss.format = PA_SAMPLE_ULAW; |
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| 54 | break; |
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| 55 | case ROAR_CODEC_PCM_S_LE: |
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| 56 | switch (info->bits) { |
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| 57 | case 16: |
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| 58 | ss.format = PA_SAMPLE_S16LE; |
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| 59 | break; |
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| 60 | default: |
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[5056] | 61 | needauto = 1; |
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[3839] | 62 | break; |
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| 63 | } |
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| 64 | break; |
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| 65 | case ROAR_CODEC_PCM_S_BE: |
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| 66 | switch (info->bits) { |
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| 67 | case 16: |
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| 68 | ss.format = PA_SAMPLE_S16BE; |
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| 69 | break; |
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| 70 | default: |
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[5056] | 71 | needauto = 1; |
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[3839] | 72 | break; |
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| 73 | } |
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| 74 | break; |
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| 75 | case ROAR_CODEC_PCM_U_LE: |
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| 76 | case ROAR_CODEC_PCM_U_BE: |
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| 77 | case ROAR_CODEC_PCM_U_PDP: |
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| 78 | if ( info->bits == 8 ) { |
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| 79 | ss.format = PA_SAMPLE_U8; |
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| 80 | } else { |
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[5056] | 81 | needauto = 1; |
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[3839] | 82 | } |
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| 83 | break; |
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| 84 | default: |
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[5056] | 85 | needauto = 1; |
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[3839] | 86 | break; |
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| 87 | } |
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| 88 | |
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[5056] | 89 | if ( needauto ) { |
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| 90 | if ( !autoconfig ) { |
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| 91 | return -1; |
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| 92 | } |
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| 93 | |
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| 94 | info->bits = 16; |
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| 95 | info->codec = ROAR_CODEC_DEFAULT; |
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| 96 | ss.format = PA_SAMPLE_S16NE; |
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| 97 | } |
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| 98 | |
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[3839] | 99 | ss.rate = info->rate; |
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| 100 | ss.channels = info->channels; |
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| 101 | |
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| 102 | if ( (self = roar_mm_malloc(sizeof(struct driver_pulsesimple))) == NULL ) |
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| 103 | return -1; |
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| 104 | |
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[4764] | 105 | self->handle = pa_simple_new(device, "roard", dir, subdev, "RoarAudio Sound Server", &ss, NULL, NULL, &pulseerror); |
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[3839] | 106 | |
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[5056] | 107 | if ( self->handle == NULL && autoconfig ) { |
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| 108 | info->bits = 16; |
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| 109 | info->codec = ROAR_CODEC_DEFAULT; |
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| 110 | ss.format = PA_SAMPLE_S16NE; |
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| 111 | |
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| 112 | self->handle = pa_simple_new(device, "roard", dir, subdev, "RoarAudio Sound Server", &ss, NULL, NULL, &pulseerror); |
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| 113 | } |
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| 114 | |
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[3839] | 115 | if ( self->handle == NULL ) { |
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[4764] | 116 | ROAR_ERR("driver_pulsesimple_open(inst=%p, device='%s', info=%p, fh=%i, sstream=%p): can not open device: %s", inst, device, info, fh, sstream, pa_strerror(pulseerror)); |
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[3839] | 117 | roar_mm_free(self); |
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[4764] | 118 | ROAR_DBG("driver_pulsesimple_open(inst=%p, device='%s', info=%p, fh=%i, sstream=%p) = -1", inst, device, info, fh, sstream); |
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[3839] | 119 | return -1; |
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| 120 | } |
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| 121 | |
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| 122 | memset(inst, 0, sizeof(struct roar_vio_calls)); |
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[5388] | 123 | inst->flags = ROAR_VIO_FLAGS_NONE; |
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| 124 | inst->refc = 1; |
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[3839] | 125 | |
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[5012] | 126 | inst->inst = self; |
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| 127 | inst->close = driver_pulsesimple_close; |
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| 128 | inst->write = driver_pulsesimple_write; |
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| 129 | inst->sync = driver_pulsesimple_sync; |
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| 130 | inst->ctl = driver_pulsesimple_ctl; |
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[3839] | 131 | |
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| 132 | return 0; |
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| 133 | } |
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| 134 | |
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| 135 | int driver_pulsesimple_close (struct roar_vio_calls * vio) { |
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| 136 | struct driver_pulsesimple * self = vio->inst; |
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| 137 | |
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[4764] | 138 | ROAR_DBG("driver_pulsesimple_close(vio=%p) = ?", vio); |
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| 139 | |
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[3839] | 140 | pa_simple_free(self->handle); |
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| 141 | |
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| 142 | roar_mm_free(self); |
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| 143 | |
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| 144 | return 0; |
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| 145 | } |
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| 146 | |
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| 147 | ssize_t driver_pulsesimple_write (struct roar_vio_calls * vio, void *buf, size_t count) { |
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| 148 | struct driver_pulsesimple * self = vio->inst; |
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| 149 | |
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[4764] | 150 | ROAR_DBG("driver_pulsesimple_write(vio=%p, buf=%p, count=%llu) = ?", vio, buf, (long long unsigned int)count); |
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| 151 | |
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| 152 | return pa_simple_write(self->handle, buf, count, NULL) == 0 ? count : -1; |
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[3839] | 153 | } |
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| 154 | |
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| 155 | int driver_pulsesimple_sync (struct roar_vio_calls * vio) { |
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| 156 | struct driver_pulsesimple * self = vio->inst; |
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| 157 | |
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[4764] | 158 | ROAR_DBG("driver_pulsesimple_sync(vio=%p) = ?", vio); |
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| 159 | |
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[3839] | 160 | return pa_simple_drain(self->handle, NULL); |
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| 161 | } |
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| 162 | |
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[5278] | 163 | int driver_pulsesimple_ctl (struct roar_vio_calls * vio, roar_vio_ctl_t cmd, void * data) { |
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[3839] | 164 | struct driver_pulsesimple * self = vio->inst; |
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| 165 | |
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| 166 | (void)self; |
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| 167 | |
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[4764] | 168 | ROAR_DBG("driver_pulsesimple_ctl(vio=%p) = ?", vio); |
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| 169 | |
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[5276] | 170 | switch (cmd) { |
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| 171 | case ROAR_VIO_CTL_NONBLOCK: |
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| 172 | if ( *(int*)data == ROAR_SOCKET_BLOCK ) |
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| 173 | return 0; |
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| 174 | roar_err_set(ROAR_ERROR_NOTSUP); |
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| 175 | return -1; |
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| 176 | break; |
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| 177 | } |
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| 178 | |
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| 179 | roar_err_set(ROAR_ERROR_NOSYS); |
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[3839] | 180 | return -1; |
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| 181 | } |
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| 182 | |
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| 183 | #endif |
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| 184 | |
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| 185 | //ll |
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