[4362] | 1 | //hwmixer_dstr.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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[4370] | 28 | //#define TEST_HWMIXER_SUBSTREAMS |
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| 29 | |
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[4364] | 30 | int hwmixer_dstr_open(struct hwmixer_stream * stream, char * drv, char * dev, int fh, char * basename, struct roar_keyval * subnames, size_t subnamelen) { |
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| 31 | struct roar_vio_calls * vio = roar_mm_malloc(sizeof(struct roar_vio_calls)); |
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| 32 | struct roar_vio_defaults def; |
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| 33 | struct roar_stream_server * ss; |
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| 34 | |
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| 35 | if ( vio == NULL ) |
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| 36 | return -1; |
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| 37 | |
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| 38 | if ( fh == -1 ) { |
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| 39 | if ( dev == NULL ) { |
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| 40 | roar_mm_free(vio); |
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| 41 | return -1; |
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| 42 | } |
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| 43 | |
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| 44 | if ( roar_vio_dstr_init_defaults(&def, ROAR_VIO_DEF_TYPE_NONE, O_WRONLY|O_CREAT|O_TRUNC, 0644) == -1 ) { |
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| 45 | roar_mm_free(vio); |
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| 46 | return -1; |
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| 47 | } |
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| 48 | |
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| 49 | if ( roar_vio_open_dstr(vio, dev, &def, 1) == -1 ) { |
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| 50 | roar_mm_free(vio); |
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| 51 | return -1; |
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| 52 | } |
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| 53 | } else { |
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| 54 | if ( roar_vio_open_fh(vio, fh) == -1 ) { |
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| 55 | roar_mm_free(vio); |
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| 56 | return -1; |
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| 57 | } |
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| 58 | } |
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| 59 | |
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| 60 | stream->baseud = vio; |
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| 61 | |
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| 62 | roar_vio_printf(vio, "No data yet.\n"); |
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| 63 | roar_vio_lseek(vio, 0, SEEK_SET); |
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| 64 | roar_vio_sync(vio); |
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| 65 | |
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| 66 | if (streams_get(stream->basestream, &ss) != -1) { |
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| 67 | ROAR_STREAM(ss)->info.channels = 2; |
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| 68 | } else { |
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| 69 | ROAR_WARN("hwmixer_dstr_open(*): can not get object for basestream %i", stream->basestream); |
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| 70 | } |
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| 71 | |
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[4370] | 72 | #ifdef TEST_HWMIXER_SUBSTREAMS |
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| 73 | stream = hwmixer_substream_new(stream); |
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| 74 | if ( stream == NULL ) { |
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| 75 | ROAR_WARN("hwmixer_dstr_open(*): can not create substream"); |
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| 76 | } else { |
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| 77 | if (streams_get(stream->stream, &ss) != -1) { |
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| 78 | ROAR_STREAM(ss)->info.channels = 2; |
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| 79 | } else { |
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| 80 | ROAR_WARN("hwmixer_dstr_open(*): can not get object for stream %i", stream->stream); |
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| 81 | } |
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| 82 | } |
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| 83 | #endif |
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| 84 | |
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[4364] | 85 | return 0; |
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| 86 | } |
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| 87 | |
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| 88 | int hwmixer_dstr_close(struct hwmixer_stream * stream) { |
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[4372] | 89 | // are we a substream? if yes we do not clean up anything. |
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| 90 | // streams_delete() will do all our work. |
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| 91 | if ( stream->stream != stream->basestream ) |
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| 92 | return 0; |
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| 93 | |
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[4364] | 94 | roar_vio_close(stream->baseud); |
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| 95 | roar_mm_free(stream->baseud); |
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| 96 | return 0; |
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| 97 | } |
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| 98 | |
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| 99 | int hwmixer_dstr_set_vol(struct hwmixer_stream * stream, int channels, int mode, struct roar_mixer_settings * settings) { |
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| 100 | struct roar_vio_calls * vio = stream->baseud; |
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| 101 | int i; |
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| 102 | |
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[4366] | 103 | roar_vio_printf(vio, "[Stream %2i of basestream %2i]\n", stream->stream, stream->basestream); |
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| 104 | roar_vio_printf(vio, "Channels: %2i\n", channels); |
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| 105 | roar_vio_printf(vio, "Mode: %1i\n", mode); |
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| 106 | roar_vio_printf(vio, "Scale: %5i\n", (int)settings->scale); |
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| 107 | roar_vio_printf(vio, "RPG: %5i/%5i\n", (int)settings->rpg_mul, (int)settings->rpg_div); |
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[4364] | 108 | |
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| 109 | for (i = 0; i < channels; i++) { |
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[4366] | 110 | roar_vio_printf(vio, "Channel[%2i]: %5i\n", i, (int)settings->mixer[i]); |
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[4364] | 111 | } |
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| 112 | |
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| 113 | roar_vio_lseek(vio, 0, SEEK_SET); |
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| 114 | roar_vio_sync(vio); |
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| 115 | return 0; |
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| 116 | } |
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[4362] | 117 | |
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| 118 | //ll |
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