[3839] | 1 | //driver_pulsesimple.c: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2010 |
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| 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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| 32 | pa_stream_direction_t dir = PA_STREAM_PLAYBACK; |
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| 33 | pa_sample_spec ss; |
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| 34 | |
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| 35 | // pa_sample_format_t format; /**< The sample format */ |
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| 36 | |
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| 37 | switch (info->codec) { |
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| 38 | case ROAR_CODEC_ALAW: |
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| 39 | ss.format = PA_SAMPLE_ALAW; |
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| 40 | break; |
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| 41 | case ROAR_CODEC_MULAW: |
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| 42 | ss.format = PA_SAMPLE_ULAW; |
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| 43 | break; |
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| 44 | case ROAR_CODEC_PCM_S_LE: |
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| 45 | switch (info->bits) { |
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| 46 | case 16: |
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| 47 | ss.format = PA_SAMPLE_S16LE; |
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| 48 | break; |
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| 49 | default: |
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| 50 | return -1; |
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| 51 | break; |
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| 52 | } |
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| 53 | break; |
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| 54 | case ROAR_CODEC_PCM_S_BE: |
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| 55 | switch (info->bits) { |
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| 56 | case 16: |
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| 57 | ss.format = PA_SAMPLE_S16BE; |
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| 58 | break; |
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| 59 | default: |
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| 60 | return -1; |
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| 61 | break; |
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| 62 | } |
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| 63 | break; |
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| 64 | case ROAR_CODEC_PCM_U_LE: |
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| 65 | case ROAR_CODEC_PCM_U_BE: |
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| 66 | case ROAR_CODEC_PCM_U_PDP: |
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| 67 | if ( info->bits == 8 ) { |
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| 68 | ss.format = PA_SAMPLE_U8; |
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| 69 | } else { |
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| 70 | return -1; |
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| 71 | } |
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| 72 | break; |
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| 73 | default: |
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| 74 | return -1; |
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| 75 | break; |
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| 76 | } |
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| 77 | |
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| 78 | ss.rate = info->rate; |
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| 79 | ss.channels = info->channels; |
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| 80 | |
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| 81 | if ( (self = roar_mm_malloc(sizeof(struct driver_pulsesimple))) == NULL ) |
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| 82 | return -1; |
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| 83 | |
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| 84 | self->handle = pa_simple_new(device, "roard", dir, NULL, "RoarAudio Sound Server", &ss, NULL, NULL, NULL); |
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| 85 | |
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| 86 | if ( self->handle == NULL ) { |
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| 87 | roar_mm_free(self); |
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| 88 | return -1; |
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| 89 | } |
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| 90 | |
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| 91 | memset(inst, 0, sizeof(struct roar_vio_calls)); |
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| 92 | |
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| 93 | inst->inst = self; |
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| 94 | inst->close = driver_pulsesimple_close; |
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| 95 | inst->write = driver_pulsesimple_write; |
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| 96 | inst->sync = driver_pulsesimple_sync; |
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| 97 | inst->ctl = driver_pulsesimple_ctl; |
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| 98 | |
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| 99 | return 0; |
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| 100 | } |
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| 101 | |
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| 102 | int driver_pulsesimple_close (struct roar_vio_calls * vio) { |
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| 103 | struct driver_pulsesimple * self = vio->inst; |
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| 104 | |
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| 105 | pa_simple_free(self->handle); |
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| 106 | |
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| 107 | roar_mm_free(self); |
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| 108 | |
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| 109 | return 0; |
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| 110 | } |
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| 111 | |
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| 112 | ssize_t driver_pulsesimple_write (struct roar_vio_calls * vio, void *buf, size_t count) { |
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| 113 | struct driver_pulsesimple * self = vio->inst; |
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| 114 | |
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| 115 | return pa_simple_write(self->handle, buf, count, NULL); |
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| 116 | } |
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| 117 | |
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| 118 | int driver_pulsesimple_sync (struct roar_vio_calls * vio) { |
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| 119 | struct driver_pulsesimple * self = vio->inst; |
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| 120 | |
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| 121 | return pa_simple_drain(self->handle, NULL); |
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| 122 | } |
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| 123 | |
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| 124 | int driver_pulsesimple_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
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| 125 | struct driver_pulsesimple * self = vio->inst; |
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| 126 | |
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| 127 | (void)self; |
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| 128 | |
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| 129 | return -1; |
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| 130 | } |
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| 131 | |
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| 132 | #endif |
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| 133 | |
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| 134 | //ll |
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