[398] | 1 | //libroarpulse.c: |
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| 2 | |
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[706] | 3 | /* |
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[5381] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2012 |
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[706] | 5 | * The code (may) include prototypes and comments (and maybe |
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| 6 | * other code fragements) from libpulse*. They are mostly copyrighted by: |
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| 7 | * Lennart Poettering <poettering@users.sourceforge.net> and |
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| 8 | * Pierre Ossman <drzeus@drzeus.cx> |
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| 9 | * |
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| 10 | * This file is part of libroarpulse a part of RoarAudio, |
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| 11 | * a cross-platform sound system for both, home and professional use. |
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| 12 | * See README for details. |
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| 13 | * |
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| 14 | * This file is free software; you can redistribute it and/or modify |
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| 15 | * it under the terms of the GNU General Public License version 3 |
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| 16 | * as published by the Free Software Foundation. |
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| 17 | * |
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| 18 | * RoarAudio is distributed in the hope that it will be useful, |
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| 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 21 | * GNU General Public License for more details. |
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| 22 | * |
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| 23 | * You should have received a copy of the GNU General Public License |
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| 24 | * along with this software; see the file COPYING. If not, write to |
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[3517] | 25 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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| 26 | * Boston, MA 02110-1301, USA. |
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[706] | 27 | * |
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| 28 | * NOTE for everyone want's to change something and send patches: |
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| 29 | * read README and HACKING! There a addition information on |
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| 30 | * the license of this document you need to read before you send |
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| 31 | * any patches. |
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| 32 | * |
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| 33 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
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| 34 | * or libpulse*: |
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| 35 | * The libs libroaresd, libroararts and libroarpulse link this libroar |
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| 36 | * and are therefore GPL. Because of this it may be illigal to use |
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| 37 | * them with any software that uses libesd, libartsc or libpulse*. |
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| 38 | */ |
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| 39 | |
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[398] | 40 | #include <libroarpulse/libroarpulse.h> |
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| 41 | |
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[3383] | 42 | int roar_pa_sspec2auinfo (struct roar_audio_info * info, const pa_sample_spec * ss) { |
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[3382] | 43 | if ( ss == NULL || info == NULL ) |
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| 44 | return -1; |
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| 45 | |
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| 46 | info->rate = ss->rate; |
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| 47 | info->channels = ss->channels; |
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| 48 | |
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| 49 | switch (ss->format) { |
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| 50 | case PA_SAMPLE_U8: |
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| 51 | info->bits = 8; |
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| 52 | info->codec = ROAR_CODEC_PCM_U_LE; |
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| 53 | break; |
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| 54 | case PA_SAMPLE_ALAW: |
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| 55 | info->bits = 8; |
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| 56 | info->codec = ROAR_CODEC_ALAW; |
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| 57 | break; |
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| 58 | case PA_SAMPLE_ULAW: |
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| 59 | info->bits = 8; |
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| 60 | info->codec = ROAR_CODEC_MULAW; |
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| 61 | break; |
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| 62 | case PA_SAMPLE_S16LE: |
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| 63 | info->bits = 16; |
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| 64 | info->codec = ROAR_CODEC_PCM_S_LE; |
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| 65 | break; |
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| 66 | case PA_SAMPLE_S16BE: |
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| 67 | info->bits = 16; |
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| 68 | info->codec = ROAR_CODEC_PCM_S_BE; |
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| 69 | break; |
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| 70 | // invalid and not supported ones follow: |
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| 71 | case PA_SAMPLE_INVALID: |
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| 72 | case PA_SAMPLE_MAX: |
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| 73 | case PA_SAMPLE_FLOAT32LE: |
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| 74 | case PA_SAMPLE_FLOAT32BE: |
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[3408] | 75 | default: |
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| 76 | return -1; |
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| 77 | break; |
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| 78 | } |
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| 79 | |
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| 80 | return 0; |
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| 81 | } |
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| 82 | |
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| 83 | int roar_pa_auinfo2sspec (pa_sample_spec * ss, const struct roar_audio_info * info) { |
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| 84 | if ( ss == NULL || info == NULL ) |
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| 85 | return -1; |
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| 86 | |
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| 87 | ss->rate = info->rate; |
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| 88 | ss->channels = info->channels; |
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| 89 | |
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| 90 | switch (info->codec) { |
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| 91 | case ROAR_CODEC_ALAW: |
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| 92 | ss->format = PA_SAMPLE_ALAW; |
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| 93 | break; |
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| 94 | case ROAR_CODEC_MULAW: |
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| 95 | ss->format = PA_SAMPLE_ULAW; |
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| 96 | break; |
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| 97 | case ROAR_CODEC_PCM_S_LE: |
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| 98 | if ( info->bits != 16 ) |
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| 99 | return -1; |
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| 100 | ss->format = PA_SAMPLE_S16LE; |
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| 101 | break; |
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| 102 | case ROAR_CODEC_PCM_S_BE: |
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| 103 | if ( info->bits != 16 ) |
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| 104 | return -1; |
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| 105 | ss->format = PA_SAMPLE_S16BE; |
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| 106 | break; |
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| 107 | case ROAR_CODEC_PCM_U_LE: |
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| 108 | case ROAR_CODEC_PCM_U_BE: |
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| 109 | case ROAR_CODEC_PCM_U_PDP: |
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| 110 | if ( info->bits != 8 ) |
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| 111 | return -1; |
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| 112 | ss->format = PA_SAMPLE_U8; |
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| 113 | break; |
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| 114 | default: |
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[3382] | 115 | return -1; |
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| 116 | break; |
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| 117 | } |
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| 118 | |
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| 119 | return 0; |
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| 120 | } |
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| 121 | |
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[5358] | 122 | const char * roar_pa_find_server (const char * server) { |
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[3388] | 123 | struct roar_x11_connection * x11con; |
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| 124 | |
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| 125 | if ( server == NULL ) |
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| 126 | server = getenv("PULSE_SERVER"); |
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| 127 | |
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| 128 | if ( server == NULL ) { |
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| 129 | if ( (x11con = roar_x11_connect(NULL)) != NULL ) { |
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| 130 | server = roar_x11_get_prop(x11con, "PULSE_SERVER"); |
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| 131 | roar_x11_disconnect(x11con); |
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| 132 | } |
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| 133 | } |
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| 134 | |
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| 135 | return server; |
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| 136 | } |
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| 137 | |
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[398] | 138 | //ll |
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