From ece8c1347caae044db0fc4565ed3db6028d7b90e Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Sun, 26 Oct 2008 11:29:44 +0100 Subject: renamed src/audioOutputs/ to src/output/ Again, no CamelCase in the directory name. --- src/audioOutputs/audioOutput_ao.c | 253 -------------------------------------- 1 file changed, 253 deletions(-) delete mode 100644 src/audioOutputs/audioOutput_ao.c (limited to 'src/audioOutputs/audioOutput_ao.c') diff --git a/src/audioOutputs/audioOutput_ao.c b/src/audioOutputs/audioOutput_ao.c deleted file mode 100644 index e731f972a..000000000 --- a/src/audioOutputs/audioOutput_ao.c +++ /dev/null @@ -1,253 +0,0 @@ -/* the Music Player Daemon (MPD) - * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com) - * This project's homepage is: http://www.musicpd.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include "../output_api.h" - -#ifdef HAVE_AO - -#include "../utils.h" -#include "../log.h" - -#include - -static int driverInitCount; - -typedef struct _AoData { - int writeSize; - int driverId; - ao_option *options; - ao_device *device; -} AoData; - -static AoData *newAoData(void) -{ - AoData *ret = xmalloc(sizeof(AoData)); - ret->device = NULL; - ret->options = NULL; - - return ret; -} - -static void audioOutputAo_error(void) -{ - if (errno == AO_ENOTLIVE) { - ERROR("not a live ao device\n"); - } else if (errno == AO_EOPENDEVICE) { - ERROR("not able to open audio device\n"); - } else if (errno == AO_EBADOPTION) { - ERROR("bad driver option\n"); - } -} - -static void *audioOutputAo_initDriver(struct audio_output *ao, - mpd_unused const struct audio_format *audio_format, - ConfigParam * param) -{ - ao_info *ai; - char *duplicated; - char *stk1; - char *stk2; - char *n1; - char *key; - char *value; - char *test; - AoData *ad = newAoData(); - BlockParam *blockParam; - - if ((blockParam = getBlockParam(param, "write_size"))) { - ad->writeSize = strtol(blockParam->value, &test, 10); - if (*test != '\0') { - FATAL("\"%s\" is not a valid write size at line %i\n", - blockParam->value, blockParam->line); - } - } else - ad->writeSize = 1024; - - if (driverInitCount == 0) { - ao_initialize(); - } - driverInitCount++; - - blockParam = getBlockParam(param, "driver"); - - if (!blockParam || 0 == strcmp(blockParam->value, "default")) { - ad->driverId = ao_default_driver_id(); - } else if ((ad->driverId = ao_driver_id(blockParam->value)) < 0) { - FATAL("\"%s\" is not a valid ao driver at line %i\n", - blockParam->value, blockParam->line); - } - - if ((ai = ao_driver_info(ad->driverId)) == NULL) { - FATAL("problems getting driver info for device defined at line %i\n" - "you may not have permission to the audio device\n", param->line); - } - - DEBUG("using ao driver \"%s\" for \"%s\"\n", ai->short_name, - audio_output_get_name(ao)); - - blockParam = getBlockParam(param, "options"); - - if (blockParam) { - duplicated = xstrdup(blockParam->value); - } else - duplicated = xstrdup(""); - - if (strlen(duplicated)) { - stk1 = NULL; - n1 = strtok_r(duplicated, ";", &stk1); - while (n1) { - stk2 = NULL; - key = strtok_r(n1, "=", &stk2); - if (!key) - FATAL("problems parsing options \"%s\"\n", n1); - /*found = 0; - for(i=0;ioption_count;i++) { - if(strcmp(ai->options[i],key)==0) { - found = 1; - break; - } - } - if(!found) { - FATAL("\"%s\" is not an option for " - "\"%s\" ao driver\n",key, - ai->short_name); - } */ - value = strtok_r(NULL, "", &stk2); - if (!value) - FATAL("problems parsing options \"%s\"\n", n1); - ao_append_option(&ad->options, key, value); - n1 = strtok_r(NULL, ";", &stk1); - } - } - free(duplicated); - - return ad; -} - -static void freeAoData(AoData * ad) -{ - ao_free_options(ad->options); - free(ad); -} - -static void audioOutputAo_finishDriver(void *data) -{ - AoData *ad = (AoData *)data; - freeAoData(ad); - - driverInitCount--; - - if (driverInitCount == 0) - ao_shutdown(); -} - -static void audioOutputAo_dropBufferedAudio(mpd_unused void *data) -{ - /* not supported by libao */ -} - -static void audioOutputAo_closeDevice(void *data) -{ - AoData *ad = (AoData *)data; - - if (ad->device) { - ao_close(ad->device); - ad->device = NULL; - } -} - -static int audioOutputAo_openDevice(void *data, - struct audio_format *audio_format) -{ - ao_sample_format format; - AoData *ad = (AoData *)data; - - if (ad->device) { - audioOutputAo_closeDevice(ad); - } - - format.bits = audio_format->bits; - format.rate = audio_format->sample_rate; - format.byte_format = AO_FMT_NATIVE; - format.channels = audio_format->channels; - - ad->device = ao_open_live(ad->driverId, &format, ad->options); - - if (ad->device == NULL) - return -1; - - return 0; -} - -/** - * For whatever reason, libao wants a non-const pointer. Let's hope - * it does not write to the buffer, and use the union deconst hack to - * work around this API misdesign. - */ -static int ao_play_deconst(ao_device *device, const void *output_samples, - uint_32 num_bytes) -{ - union { - const void *in; - void *out; - } u; - - u.in = output_samples; - return ao_play(device, u.out, num_bytes); -} - -static int audioOutputAo_play(void *data, const char *playChunk, size_t size) -{ - AoData *ad = (AoData *)data; - size_t chunk_size; - - if (ad->device == NULL) - return -1; - - while (size > 0) { - chunk_size = (size_t)ad->writeSize > size - ? size : (size_t)ad->writeSize; - - if (ao_play_deconst(ad->device, playChunk, chunk_size) == 0) { - audioOutputAo_error(); - ERROR("closing audio device due to write error\n"); - audioOutputAo_closeDevice(ad); - return -1; - } - - playChunk += chunk_size; - size -= chunk_size; - } - - return 0; -} - -const struct audio_output_plugin aoPlugin = { - .name = "ao", - .init = audioOutputAo_initDriver, - .finish = audioOutputAo_finishDriver, - .open = audioOutputAo_openDevice, - .play = audioOutputAo_play, - .cancel = audioOutputAo_dropBufferedAudio, - .close = audioOutputAo_closeDevice, -}; - -#else - -DISABLED_AUDIO_OUTPUT_PLUGIN(aoPlugin) -#endif -- cgit v1.2.3