[916] | 1 | //driver_oss.c: |
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| 2 | |
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| 3 | /* |
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[4708] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2011 |
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[916] | 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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[3517] | 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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| 22 | * Boston, MA 02110-1301, USA. |
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[916] | 23 | * |
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| 24 | */ |
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| 25 | |
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| 26 | #include "roard.h" |
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| 27 | #if defined(ROAR_HAVE_OSS_BSD) || defined(ROAR_HAVE_OSS) |
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| 28 | |
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[1518] | 29 | |
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| 30 | #define _get(vio,obj) (((struct driver_oss*)((vio)->inst))->obj) |
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| 31 | |
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| 32 | int driver_oss_init_vio(struct roar_vio_calls * vio, struct driver_oss * inst) { |
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| 33 | if ( vio == NULL ) |
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| 34 | return -1; |
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[919] | 35 | |
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[1518] | 36 | memset(vio, 0, sizeof(struct roar_vio_calls)); |
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| 37 | |
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| 38 | vio->write = driver_oss_write; |
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[4815] | 39 | vio->read = driver_oss_read; |
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[1518] | 40 | vio->nonblock = driver_oss_nonblock; |
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| 41 | vio->sync = driver_oss_sync; |
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| 42 | vio->ctl = driver_oss_ctl; |
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| 43 | vio->close = driver_oss_close_vio; |
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| 44 | |
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| 45 | vio->inst = (void*) inst; |
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| 46 | |
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| 47 | return 0; |
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| 48 | } |
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| 49 | |
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| 50 | int driver_oss_open_device(struct driver_oss * self) { |
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[4815] | 51 | int flags = 0; |
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| 52 | int rw = 0; |
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[1518] | 53 | int fh = self->fh; |
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| 54 | char * device = self->device; |
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| 55 | |
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| 56 | if ( fh != -1 ) |
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| 57 | return 0; |
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[919] | 58 | |
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[924] | 59 | #ifdef ROAR_DEFAULT_OSS_DEV |
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[919] | 60 | if ( device == NULL ) |
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| 61 | device = ROAR_DEFAULT_OSS_DEV; |
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[924] | 62 | #endif |
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| 63 | |
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| 64 | if ( device == NULL ) { |
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[1518] | 65 | ROAR_ERR("driver_oss_open_device(*): no default device found, you need to specify one manuelly"); |
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| 66 | return -1; |
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| 67 | } |
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| 68 | |
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[4815] | 69 | if ( self->ssid != -1 ) { |
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| 70 | rw = streams_get_flag(self->ssid, ROAR_FLAG_RECSOURCE); |
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| 71 | } |
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| 72 | |
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| 73 | if ( rw ) { |
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| 74 | flags |= O_RDWR; |
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| 75 | } else { |
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| 76 | flags |= O_WRONLY; |
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| 77 | } |
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| 78 | |
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| 79 | if ( (fh = open(device, flags, 0644)) == -1 ) { |
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[1518] | 80 | ROAR_ERR("driver_oss_open_device(*): Can not open OSS device: %s: %s", device, strerror(errno)); |
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[924] | 81 | return -1; |
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| 82 | } |
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[919] | 83 | |
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[1526] | 84 | self->fh = fh; |
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| 85 | self->need_config = 1; |
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[1518] | 86 | |
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| 87 | return 0; |
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| 88 | } |
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[919] | 89 | |
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[1518] | 90 | int driver_oss_config_device(struct driver_oss * self) { |
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| 91 | int fh = self->fh; |
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| 92 | struct roar_audio_info * info = &(self->info); |
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| 93 | int tmp, ctmp; |
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| 94 | char * es; |
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[1532] | 95 | int autoconfig = 0; |
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| 96 | int need_update_server = 0; |
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[919] | 97 | |
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[1518] | 98 | if ( fh == -1 ) |
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| 99 | return -1; |
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[945] | 100 | |
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[1532] | 101 | if ( self->ssid != -1 ) { |
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| 102 | autoconfig = streams_get_flag(self->ssid, ROAR_FLAG_AUTOCONF); |
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| 103 | } |
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| 104 | |
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[1533] | 105 | ROAR_DBG("driver_oss_config_device(self=%p): ssid=%i, autoconfig=%i", self, self->ssid, autoconfig); |
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[1532] | 106 | |
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[945] | 107 | #ifdef SNDCTL_DSP_CHANNELS |
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| 108 | tmp = info->channels; |
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| 109 | |
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| 110 | if ( ioctl(fh, SNDCTL_DSP_CHANNELS, &tmp) == -1 ) { |
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[1533] | 111 | ROAR_ERR("driver_oss_config_device(*): can not set number of channels"); |
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[1518] | 112 | return -1; |
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[945] | 113 | } |
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| 114 | |
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| 115 | if ( tmp != info->channels ) { |
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[1532] | 116 | if ( autoconfig ) { |
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| 117 | need_update_server = 1; |
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| 118 | self->info.channels = tmp; |
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| 119 | } else { |
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[1533] | 120 | ROAR_ERR("driver_oss_config_device(*): can not set requested numer of channels, OSS suggested %i channels, to use this restart with -oO channels=%i or set codec manuelly via -oO channels=num", tmp, tmp); |
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[1532] | 121 | return -1; |
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| 122 | } |
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[945] | 123 | } |
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| 124 | #else |
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[919] | 125 | switch (info->channels) { |
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| 126 | case 1: tmp = 0; break; |
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| 127 | case 2: tmp = 1; break; |
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[1518] | 128 | default: return -1; |
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[919] | 129 | } |
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| 130 | |
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| 131 | if ( ioctl(fh, SNDCTL_DSP_STEREO, &tmp) == -1 ) { |
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[1533] | 132 | ROAR_ERR("driver_oss_config_device(*): can not set number of channels"); |
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[1518] | 133 | return -1; |
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[919] | 134 | } |
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[945] | 135 | #endif |
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[919] | 136 | |
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[942] | 137 | switch (info->codec) { |
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| 138 | case ROAR_CODEC_PCM_S_LE: |
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| 139 | switch (info->bits) { |
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| 140 | case 8: tmp = AFMT_S8; break; |
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| 141 | case 16: tmp = AFMT_S16_LE; break; |
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| 142 | // case 24: tmp = AFMT_S24_PACKED; break; |
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| 143 | #ifdef AFMT_S32_LE |
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| 144 | case 32: tmp = AFMT_S32_LE; break; |
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| 145 | #endif |
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[1518] | 146 | default: return -1; |
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[942] | 147 | } |
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| 148 | break; |
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| 149 | case ROAR_CODEC_PCM_S_BE: |
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| 150 | switch (info->bits) { |
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| 151 | case 8: tmp = AFMT_S8; break; |
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| 152 | case 16: tmp = AFMT_S16_BE; break; |
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| 153 | // case 24: tmp = AFMT_S24_PACKED; break; |
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| 154 | #ifdef AFMT_S32_BE |
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| 155 | case 32: tmp = AFMT_S32_BE; break; |
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| 156 | #endif |
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[1518] | 157 | default: return -1; |
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[942] | 158 | } |
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| 159 | break; |
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| 160 | case ROAR_CODEC_PCM_U_LE: |
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| 161 | switch (info->bits) { |
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| 162 | case 8: tmp = AFMT_U8; break; |
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| 163 | case 16: tmp = AFMT_U16_LE; break; |
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[1518] | 164 | default: return -1; |
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[919] | 165 | } |
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| 166 | break; |
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[942] | 167 | case ROAR_CODEC_PCM_U_BE: |
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| 168 | switch (info->bits) { |
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| 169 | case 8: tmp = AFMT_U8; break; |
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| 170 | case 16: tmp = AFMT_U16_BE; break; |
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[1518] | 171 | default: return -1; |
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[942] | 172 | } |
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| 173 | case ROAR_CODEC_ALAW: |
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| 174 | tmp = AFMT_A_LAW; |
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| 175 | break; |
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| 176 | case ROAR_CODEC_MULAW: |
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| 177 | tmp = AFMT_MU_LAW; |
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| 178 | break; |
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| 179 | #ifdef AFMT_VORBIS |
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| 180 | case ROAR_CODEC_OGG_VORBIS: |
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| 181 | tmp = AFMT_VORBIS; |
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| 182 | break; |
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| 183 | #endif |
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| 184 | default: |
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[1518] | 185 | return -1; |
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[942] | 186 | break; |
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| 187 | } |
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| 188 | |
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| 189 | ctmp = tmp; |
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[946] | 190 | #ifdef SNDCTL_DSP_SETFMT |
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| 191 | if ( ioctl(fh, SNDCTL_DSP_SETFMT, &tmp) == -1 ) { |
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| 192 | #else |
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[942] | 193 | if ( ioctl(fh, SNDCTL_DSP_SAMPLESIZE, &tmp) == -1 ) { |
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[946] | 194 | #endif |
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[1533] | 195 | ROAR_ERR("driver_oss_config_device(*): can not set sample format"); |
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[1518] | 196 | return -1; |
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[919] | 197 | } |
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| 198 | |
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[942] | 199 | if ( tmp != ctmp ) { |
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[1532] | 200 | if ( autoconfig ) { |
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| 201 | need_update_server = 1; |
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| 202 | switch (tmp) { |
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| 203 | case AFMT_S8 : self->info.bits = 8; self->info.codec = ROAR_CODEC_PCM; break; |
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| 204 | case AFMT_U8 : self->info.bits = 8; self->info.codec = ROAR_CODEC_PCM_U_LE; break; |
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| 205 | case AFMT_S16_LE: self->info.bits = 16; self->info.codec = ROAR_CODEC_PCM_S_LE; break; |
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| 206 | case AFMT_S16_BE: self->info.bits = 16; self->info.codec = ROAR_CODEC_PCM_S_BE; break; |
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| 207 | case AFMT_U16_LE: self->info.bits = 16; self->info.codec = ROAR_CODEC_PCM_U_LE; break; |
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| 208 | case AFMT_U16_BE: self->info.bits = 16; self->info.codec = ROAR_CODEC_PCM_U_BE; break; |
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[942] | 209 | #ifdef AFMT_S32_LE |
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[1532] | 210 | case AFMT_S32_LE: self->info.bits = 32; self->info.codec = ROAR_CODEC_PCM_S_LE; break; |
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[942] | 211 | #endif |
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| 212 | #ifdef AFMT_S32_BE |
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[1532] | 213 | case AFMT_S32_BE: self->info.bits = 32; self->info.codec = ROAR_CODEC_PCM_S_BE; break; |
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| 214 | #endif |
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[1541] | 215 | /* |
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[1532] | 216 | case AFMT_A_LAW : self->info.bits = 8; self->info.codec = ROAR_CODEC_ALAW; break; |
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| 217 | case AFMT_MU_LAW: self->info.bits = 8; self->info.codec = ROAR_CODEC_MULAW; break; |
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| 218 | #ifdef AFMT_VORBIS |
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| 219 | case AFMT_VORBIS: self->info.codec = ROAR_CODEC_OGG_VORBIS; break; |
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[942] | 220 | #endif |
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[1541] | 221 | */ |
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| 222 | case AFMT_A_LAW: |
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| 223 | case AFMT_MU_LAW: |
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| 224 | #ifdef AFMT_VORBIS |
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| 225 | case AFMT_VORBIS: |
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| 226 | #endif |
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| 227 | ROAR_WARN("driver_oss_config_device(*): Auto config failed: OSS Codec %i needs a codecfilter!", tmp); |
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| 228 | ROAR_ERR("driver_oss_config_device(*): can not set requested codec, set codec manuelly via -oO codec=somecodec"); |
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| 229 | return -1; |
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| 230 | break; |
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[1532] | 231 | default: |
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| 232 | ROAR_WARN("driver_oss_config_device(*): Auto config failed: unknown OSS Codec %i", tmp); |
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| 233 | ROAR_ERR("driver_oss_config_device(*): can not set requested codec, set codec manuelly via -oO codec=somecodec"); |
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[1541] | 234 | return -1; |
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[1532] | 235 | break; |
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| 236 | } |
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| 237 | } else { |
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| 238 | es = NULL; |
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| 239 | switch (tmp) { |
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| 240 | case AFMT_S8 : es = "bits=8,codec=pcm"; break; |
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| 241 | case AFMT_U8 : es = "bits=8,codec=pcm_u_le"; break; |
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| 242 | case AFMT_S16_LE: es = "bits=16,codec=pcm_s_le"; break; |
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| 243 | case AFMT_S16_BE: es = "bits=16,codec=pcm_s_be"; break; |
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| 244 | case AFMT_U16_LE: es = "bits=16,codec=pcm_u_le"; break; |
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| 245 | case AFMT_U16_BE: es = "bits=16,codec=pcm_u_be"; break; |
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| 246 | #ifdef AFMT_S32_LE |
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| 247 | case AFMT_S32_LE: es = "bits=32,codec=pcm_s_le"; break; |
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| 248 | #endif |
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| 249 | #ifdef AFMT_S32_BE |
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| 250 | case AFMT_S32_BE: es = "bits=32,codec=pcm_s_be"; break; |
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| 251 | #endif |
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| 252 | case AFMT_A_LAW : es = "codec=alaw"; break; |
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| 253 | case AFMT_MU_LAW: es = "codec=mulaw"; break; |
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[942] | 254 | #ifdef AFMT_VORBIS |
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[1532] | 255 | case AFMT_VORBIS: es = "codec=ogg_vorbis"; break; |
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[942] | 256 | #endif |
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[1532] | 257 | } |
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| 258 | |
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| 259 | if ( es != NULL ) { |
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[1533] | 260 | ROAR_ERR("driver_oss_config_device(*): can not set requested codec, OSS retruned another codec than requested, to use this restart with -oO %s or set codec manuelly via -oO codec=somecodec", es); |
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[1532] | 261 | } else { |
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[1533] | 262 | ROAR_ERR("driver_oss_config_device(*): can not set requested codec, set codec manuelly via -oO codec=somecodec"); |
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[1532] | 263 | } |
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| 264 | return -1; |
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[942] | 265 | } |
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[919] | 266 | } |
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| 267 | |
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| 268 | tmp = info->rate; |
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| 269 | |
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| 270 | if ( ioctl(fh, SNDCTL_DSP_SPEED, &tmp) == -1 ) { |
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[1533] | 271 | ROAR_ERR("driver_oss_config_device(*): can not set sample rate"); |
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[1518] | 272 | return -1; |
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[919] | 273 | } |
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| 274 | |
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[1530] | 275 | if ( tmp != info->rate ) { |
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[1532] | 276 | if ( autoconfig ) { |
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| 277 | need_update_server = 1; |
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| 278 | self->info.rate = tmp; |
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| 279 | } else { |
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| 280 | ROAR_WARN("driver_oss_config_device(*): Device does not support requested sample rate: req=%iHz, sug=%iHz", |
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| 281 | info->rate, tmp); |
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[1530] | 282 | |
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[1532] | 283 | if ( tmp < info->rate * 0.98 || tmp > info->rate * 1.02 ) { |
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[1533] | 284 | ROAR_ERR("driver_oss_config_device(*): sample rate out of acceptable accuracy"); |
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[1532] | 285 | return -1; |
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| 286 | } |
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[1530] | 287 | } |
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[1518] | 288 | } |
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| 289 | |
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[1521] | 290 | // latency things: |
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| 291 | #ifdef SNDCTL_DSP_SETFRAGMENT |
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| 292 | |
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| 293 | // defaults |
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| 294 | if ( self->blocksize < 1 ) |
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| 295 | self->blocksize = 2048; |
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| 296 | if ( self->blocks < 1 ) |
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| 297 | self->blocks = 4; |
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| 298 | |
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[1523] | 299 | switch (self->blocksize) { |
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| 300 | case 1<< 4: tmp = 4; break; |
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| 301 | case 1<< 5: tmp = 5; break; |
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| 302 | case 1<< 6: tmp = 6; break; |
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| 303 | case 1<< 7: tmp = 7; break; |
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| 304 | case 1<< 8: tmp = 8; break; |
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| 305 | case 1<< 9: tmp = 9; break; |
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| 306 | case 1<<10: tmp = 10; break; |
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| 307 | case 1<<11: tmp = 11; break; |
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| 308 | case 1<<12: tmp = 12; break; |
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| 309 | case 1<<13: tmp = 13; break; |
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| 310 | case 1<<14: tmp = 14; break; |
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| 311 | case 1<<15: tmp = 15; break; |
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| 312 | case 1<<16: tmp = 16; break; |
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| 313 | default: tmp = 11; |
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| 314 | ROAR_WARN("driver_oss_config_device(*): blocksize of %i byte is not a valid value. trying 2KB", self->blocksize); |
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| 315 | break; |
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| 316 | } |
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| 317 | |
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[1524] | 318 | ROAR_DBG("driver_oss_config_device(*): blocksize=%i(N=%i), blocks=%i", self->blocksize, tmp, self->blocks); |
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[1521] | 319 | |
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| 320 | tmp |= self->blocks << 16; |
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| 321 | if ( ioctl(fh, SNDCTL_DSP_SETFRAGMENT, &tmp) == -1 ) { |
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| 322 | ROAR_WARN("driver_oss_ctl(*): Can not set fragment size, sorry :("); |
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| 323 | } |
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| 324 | #endif |
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| 325 | |
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[1532] | 326 | if ( need_update_server ) { |
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| 327 | if ( self->stream == NULL ) { |
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| 328 | streams_get(self->ssid, &(self->stream)); |
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| 329 | } |
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| 330 | |
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| 331 | if ( self->stream == NULL ) { |
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| 332 | ROAR_ERR("driver_oss_config_device(*): Auto config failed: can not set new values for stream: no stream object known"); |
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| 333 | return -1; |
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| 334 | } |
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| 335 | |
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| 336 | memcpy(&(ROAR_STREAM(self->stream)->info), info, sizeof(struct roar_audio_info)); |
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| 337 | } |
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| 338 | |
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[4815] | 339 | ROAR_DBG("driver_oss_config_device(*): self->ssid=%i, fh=%i", self->ssid, fh); |
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| 340 | streams_set_fh(self->ssid, -2); |
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[1521] | 341 | self->need_config = 0; |
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| 342 | |
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[4815] | 343 | ROAR_DBG("driver_oss_config_device(*) = 0"); |
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[1518] | 344 | return 0; |
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| 345 | } |
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| 346 | |
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| 347 | #define er() close(self->fh); if ( self->device ) free(self->device); free(self); return -1 |
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[2367] | 348 | int driver_oss_open(struct roar_vio_calls * inst, char * device, struct roar_audio_info * info, int fh, struct roar_stream_server * sstream) { |
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[1518] | 349 | struct driver_oss * self = NULL; |
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| 350 | |
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| 351 | if ( (self = malloc(sizeof(struct driver_oss))) == NULL ) { |
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| 352 | ROAR_ERR("driver_oss_open(*): Can not malloc() instance data: %s", strerror(errno)); |
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| 353 | return -1; |
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| 354 | } |
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| 355 | |
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| 356 | memset(self, 0, sizeof(struct driver_oss)); |
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| 357 | memcpy(&(self->info), info, sizeof(struct roar_audio_info)); |
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| 358 | |
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[1530] | 359 | self->ssid = -1; |
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| 360 | self->fh = fh; |
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[1518] | 361 | |
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[4815] | 362 | if ( sstream != NULL ) |
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| 363 | self->ssid = ROAR_STREAM(sstream)->id; |
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| 364 | |
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[3838] | 365 | if ( fh != -1 ) { |
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| 366 | self->fh_savemode = 1; |
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| 367 | } else { |
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| 368 | self->fh_savemode = 0; |
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| 369 | } |
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| 370 | |
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[1518] | 371 | if ( device != NULL ) |
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| 372 | self->device = strdup(device); |
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| 373 | |
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| 374 | if ( driver_oss_init_vio(inst, self) == -1 ) { |
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| 375 | ROAR_ERR("driver_oss_open(*): Can not init vio interface"); |
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[919] | 376 | er(); |
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| 377 | } |
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| 378 | |
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[1518] | 379 | if ( driver_oss_open_device(self) == -1 ) { |
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| 380 | ROAR_ERR("driver_oss_open(*): Can not open audio device"); |
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| 381 | er(); |
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| 382 | } |
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| 383 | |
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[935] | 384 | ROAR_DBG("driver_oss_open(*): OSS devices opened :)"); |
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[934] | 385 | |
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[2368] | 386 | if ( sstream != NULL ) |
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| 387 | driver_oss_ctl(inst, ROAR_VIO_CTL_SET_SSTREAM, sstream); |
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| 388 | |
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[919] | 389 | return 0; |
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[917] | 390 | } |
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[1518] | 391 | #undef er |
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[917] | 392 | |
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[1539] | 393 | int driver_oss_reopen_device(struct driver_oss * self) { |
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[3838] | 394 | |
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| 395 | // we need to reject in fh save mode. |
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| 396 | if ( self->fh_savemode ) |
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| 397 | return -1; |
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| 398 | |
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[1539] | 399 | #ifdef SNDCTL_DSP_SYNC |
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| 400 | ioctl(self->fh, SNDCTL_DSP_SYNC, NULL); |
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| 401 | #endif |
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| 402 | |
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| 403 | close(self->fh); |
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| 404 | |
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| 405 | if ( driver_oss_open_device(self) == -1 ) |
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| 406 | return -1; |
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| 407 | |
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| 408 | self->need_config = 1; |
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| 409 | |
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| 410 | return 0; |
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| 411 | } |
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| 412 | |
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[917] | 413 | int driver_oss_close(DRIVER_USERDATA_T inst) { |
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[1242] | 414 | return roar_vio_close((struct roar_vio_calls *)inst); |
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[917] | 415 | } |
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| 416 | |
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[1518] | 417 | int driver_oss_close_vio(struct roar_vio_calls * vio) { |
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| 418 | close(_get(vio,fh)); |
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| 419 | |
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| 420 | if ( _get(vio,device) != NULL ) |
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| 421 | free(_get(vio,device)); |
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| 422 | |
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| 423 | free(vio->inst); |
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| 424 | return 0; |
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| 425 | } |
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| 426 | |
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| 427 | int driver_oss_nonblock(struct roar_vio_calls * vio, int state) { |
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[4846] | 428 | ROAR_DBG("driver_oss_nonblock(vio=%p, state=%i) = ?", vio, state); |
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[1518] | 429 | |
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[4846] | 430 | if ( roar_socket_nonblock(_get(vio,fh), state) == -1 ) { |
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| 431 | ROAR_DBG("driver_oss_nonblock(vio=%p, state=%i) = -1", vio, state); |
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| 432 | return -1; |
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| 433 | } |
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| 434 | |
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| 435 | if ( state == ROAR_SOCKET_NONBLOCK ) { |
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| 436 | ROAR_DBG("driver_oss_nonblock(vio=%p, state=%i) = 0", vio, state); |
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[1518] | 437 | return 0; |
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[4846] | 438 | } |
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[1518] | 439 | |
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| 440 | roar_vio_sync(vio); |
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| 441 | |
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[4846] | 442 | ROAR_DBG("driver_oss_nonblock(vio=%p, state=%i) = 0", vio, state); |
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| 443 | |
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[1518] | 444 | return 0; |
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| 445 | } |
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| 446 | |
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[1138] | 447 | int driver_oss_sync(struct roar_vio_calls * vio) { |
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| 448 | #ifdef SNDCTL_DSP_SYNC |
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[1518] | 449 | return ioctl(_get(vio,fh), SNDCTL_DSP_SYNC, NULL); |
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[1138] | 450 | #else |
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| 451 | return 0; |
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| 452 | #endif |
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| 453 | } |
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[916] | 454 | |
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[1151] | 455 | int driver_oss_ctl(struct roar_vio_calls * vio, int cmd, void * data) { |
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[1521] | 456 | struct driver_oss * self = vio->inst; |
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[1538] | 457 | #ifdef SNDCTL_DSP_GETODELAY |
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[1151] | 458 | int d; |
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[1538] | 459 | #endif |
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[1151] | 460 | |
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[1524] | 461 | ROAR_DBG("driver_oss_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
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[1521] | 462 | |
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[1151] | 463 | if ( vio == NULL ) |
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| 464 | return -1; |
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| 465 | |
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[1222] | 466 | switch (cmd) { |
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| 467 | case ROAR_VIO_CTL_GET_DELAY: |
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| 468 | #ifdef SNDCTL_DSP_GETODELAY |
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[1518] | 469 | if ( ioctl(_get(vio,fh), SNDCTL_DSP_GETODELAY, &d) == -1 ) |
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[1222] | 470 | return -1; |
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| 471 | |
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| 472 | ROAR_DBG("driver_oss_ctl(*): delay=%i byte", d); |
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[1151] | 473 | |
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[1222] | 474 | *(uint_least32_t *)data = d; |
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| 475 | #else |
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| 476 | return -1; |
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| 477 | #endif |
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| 478 | break; |
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| 479 | case ROAR_VIO_CTL_SET_DBLOCKS: |
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| 480 | #ifdef SNDCTL_DSP_SETFRAGMENT |
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[1521] | 481 | if ( !self->need_config ) { |
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| 482 | ROAR_WARN("driver_oss_ctl(*): possible late ROAR_VIO_CTL_SET_DBLOCKS, setting anyway."); |
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[1222] | 483 | } |
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[1521] | 484 | |
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| 485 | self->blocks = *(uint_least32_t *)data; |
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| 486 | #else |
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| 487 | return -1; |
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| 488 | #endif |
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| 489 | break; |
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| 490 | case ROAR_VIO_CTL_SET_DBLKSIZE: |
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| 491 | #ifdef SNDCTL_DSP_SETFRAGMENT |
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| 492 | if ( !self->need_config ) { |
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| 493 | ROAR_WARN("driver_oss_ctl(*): possible late ROAR_VIO_CTL_SET_DBLKSIZE, setting anyway."); |
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| 494 | } |
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| 495 | |
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| 496 | self->blocksize = *(uint_least32_t *)data; |
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[1222] | 497 | #else |
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| 498 | return -1; |
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| 499 | #endif |
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| 500 | break; |
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| 501 | case ROAR_VIO_CTL_GET_DBLKSIZE: |
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[1521] | 502 | if ( !self->blocksize ) |
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| 503 | return -1; |
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| 504 | |
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| 505 | *(uint_least32_t *)data = self->blocksize; |
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[1527] | 506 | break; |
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[1532] | 507 | case ROAR_VIO_CTL_SET_SSTREAMID: |
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[1530] | 508 | self->ssid = *(int *)data; |
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| 509 | break; |
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[1527] | 510 | case ROAR_VIO_CTL_SET_SSTREAM: |
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| 511 | self->stream = data; |
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[1222] | 512 | break; |
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[1539] | 513 | case ROAR_VIO_CTL_GET_AUINFO: |
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| 514 | memcpy(data, &(self->info), sizeof(struct roar_audio_info)); |
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| 515 | break; |
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| 516 | case ROAR_VIO_CTL_SET_AUINFO: |
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| 517 | memcpy(&(self->info), data, sizeof(struct roar_audio_info)); |
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| 518 | return driver_oss_reopen_device(self); |
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| 519 | break; |
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[1672] | 520 | #ifdef SNDCTL_DSP_SETPLAYVOL |
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| 521 | case ROAR_VIO_CTL_SET_VOLUME: |
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| 522 | switch (self->info.channels) { |
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| 523 | case 1: |
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| 524 | d = ROAR_MIXER(data)->mixer[0] * 100 / ROAR_MIXER(data)->scale; |
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| 525 | d |= d << 8; |
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| 526 | break; |
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| 527 | case 2: |
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| 528 | d = ROAR_MIXER(data)->mixer[0] * 100 / ROAR_MIXER(data)->scale; |
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| 529 | d |= (ROAR_MIXER(data)->mixer[0] * 100 / ROAR_MIXER(data)->scale) << 8; |
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| 530 | break; |
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| 531 | default: |
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| 532 | return -1; |
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| 533 | } |
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| 534 | return ioctl(_get(vio,fh), SNDCTL_DSP_SETPLAYVOL, &d); |
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| 535 | break; |
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| 536 | #endif |
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[1222] | 537 | default: |
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| 538 | return -1; |
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| 539 | } |
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[1151] | 540 | |
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| 541 | return 0; |
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| 542 | } |
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| 543 | |
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[1518] | 544 | ssize_t driver_oss_write (struct roar_vio_calls * vio, void *buf, size_t count) { |
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[4819] | 545 | ROAR_DBG("driver_oss_write(vio=%p, buf=%p, count=%llu) = ?", vio, buf, (long long unsigned int)count); |
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| 546 | |
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[1540] | 547 | if ( _get(vio,fh) == -1 ) |
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| 548 | return -1; |
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| 549 | |
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[1521] | 550 | if ( _get(vio,need_config) ) { |
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| 551 | if ( driver_oss_config_device(vio->inst) == -1 ) { |
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| 552 | return -1; |
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| 553 | } |
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| 554 | } |
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| 555 | |
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[1518] | 556 | return write(_get(vio,fh), buf, count); |
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| 557 | } |
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| 558 | |
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[4815] | 559 | ssize_t driver_oss_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
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[4819] | 560 | ROAR_DBG("driver_oss_read(vio=%p, buf=%p, count=%llu) = ?", vio, buf, (long long unsigned int)count); |
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| 561 | |
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[4815] | 562 | if ( _get(vio,fh) == -1 ) |
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| 563 | return -1; |
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| 564 | |
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| 565 | if ( _get(vio,need_config) ) { |
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| 566 | if ( driver_oss_config_device(vio->inst) == -1 ) { |
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[4819] | 567 | ROAR_DBG("driver_oss_read(vio=%p, buf=%p, count=%llu) = -1", vio, buf, (long long unsigned int)count); |
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[4815] | 568 | return -1; |
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| 569 | } |
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| 570 | } |
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| 571 | |
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[4819] | 572 | ROAR_DBG("driver_oss_read(vio=%p, buf=%p, count=%llu) = ?", vio, buf, (long long unsigned int)count); |
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| 573 | |
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[4815] | 574 | return read(_get(vio,fh), buf, count); |
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| 575 | } |
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| 576 | |
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[916] | 577 | #endif |
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| 578 | //ll |
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