diff options
Diffstat (limited to 'src/audioOutput/audioOutput_ao.c')
| -rw-r--r-- | src/audioOutput/audioOutput_ao.c | 243 |
1 files changed, 0 insertions, 243 deletions
diff --git a/src/audioOutput/audioOutput_ao.c b/src/audioOutput/audioOutput_ao.c deleted file mode 100644 index 366c42c1d..000000000 --- a/src/audioOutput/audioOutput_ao.c +++ /dev/null @@ -1,243 +0,0 @@ -/* the Music Player Daemon (MPD) - * (c)2003-2004 by Warren Dukes (shank@mercury.chem.pitt.edu) - * 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 "../audioOutput.h" -#include "../conf.h" -#include "../log.h" -#include "../sig_handlers.h" - -#include <string.h> -#include <assert.h> -#include <signal.h> - -#include <ao/ao.h> - -static int driverInitCount = 0; - -typedef struct _AoData { - int writeSize; - int driverId; - ao_option * options; - ao_device * device; -} AoData; - -static AoData * newAoData() { - AoData * ret = malloc(sizeof(AoData)); - ret->device = NULL; - ret->options = NULL; - - return ret; -} - -static void audioOutputAo_error() { - 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 int audioOutputAo_initDriver(AudioOutput * audioOutput, - ConfigParam * param) -{ - ao_info * ai; - char * dup; - char * stk1; - char * stk2; - char * n1; - char * key; - char * value; - char * test; - AoData * ad = newAoData(); - BlockParam * blockParam; - - audioOutput->data = ad; - - if((blockParam = getBlockParam(param, "write_size"))) { - ad->writeSize = strtol(blockParam->value, &test, 10); - if (*test!='\0') { - ERROR("\"%s\" is not a valid write size at line %i\n", - blockParam->value, blockParam->line); - exit(EXIT_FAILURE); - } - } - 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) { - ERROR("\"%s\" is not a valid ao driver at line %i\n", - blockParam->value, blockParam->line); - exit(EXIT_FAILURE); - } - - if((ai = ao_driver_info(ad->driverId))==NULL) { - ERROR("problems getting driver info for device defined at " - "line %i\n", param->line); - ERROR("you may not have permission to the audio device\n"); - exit(EXIT_FAILURE); - } - - blockParam = getBlockParam(param, "options"); - - if(blockParam) { - dup = strdup(blockParam->value); - } - else dup = strdup(""); - - if(strlen(dup)) { - stk1 = NULL; - n1 = strtok_r(dup,";",&stk1); - while(n1) { - stk2 = NULL; - key = strtok_r(n1,"=",&stk2); - if(!key) { - ERROR("problems parsing " - "ao_driver_options \"%s\"\n", n1); - exit(EXIT_FAILURE); - } - /*found = 0; - for(i=0;i<ai->option_count;i++) { - if(strcmp(ai->options[i],key)==0) { - found = 1; - break; - } - } - if(!found) { - ERROR("\"%s\" is not an option for " - "\"%s\" ao driver\n",key, - ai->short_name); - exit(EXIT_FAILURE); - }*/ - value = strtok_r(NULL,"",&stk2); - if(!value) { - ERROR("problems parsing " - "ao_driver_options \"%s\"\n", n1); - exit(EXIT_FAILURE); - } - ao_append_option(&ad->options,key,value); - n1 = strtok_r(NULL,";",&stk1); - } - } - free(dup); - - return 0; -} - -static void freeAoData(AoData * ad) { - ao_free_options(ad->options); - free(ad); -} - -static void audioOutputAo_finishDriver(AudioOutput * audioOutput) { - AoData * ad = (AoData *)audioOutput->data; - freeAoData(ad); - - driverInitCount--; - - if(driverInitCount == 0) ao_shutdown(); -} - -static void audioOutputAo_closeDevice(AudioOutput * audioOutput) { - AoData * ad = (AoData *) audioOutput->data; - - if(ad->device) { - blockSignals(); - ao_close(ad->device); - ad->device = NULL; - unblockSignals(); - } - - audioOutput->open = 0; -} - -static int audioOutputAo_openDevice(AudioOutput * audioOutput, - AudioFormat * audioFormat) -{ - ao_sample_format format; - AoData * ad = (AoData *)audioOutput->data; - - if(ad->device) { - audioOutputAo_closeDevice(audioOutput); - } - - format.bits = audioFormat->bits; - format.rate = audioFormat->sampleRate; - format.byte_format = AO_FMT_NATIVE; - format.channels = audioFormat->channels; - - blockSignals(); - ad->device = ao_open_live(ad->driverId, &format, ad->options); - unblockSignals(); - - if(ad->device==NULL) return -1; - - audioOutput->open = 1; - - return 0; -} - - -static int audioOutputAo_play(AudioOutput * audioOutput, char * playChunk, - int size) -{ - int send; - AoData * ad = (AoData *)audioOutput->data; - - if(ad->device==NULL) return -1; - - while(size>0) { - send = ad->writeSize > size ? size : ad->writeSize; - - if(ao_play(ad->device, playChunk, send)==0) { - audioOutputAo_error(); - ERROR("closing audio device due to write error\n"); - audioOutputAo_closeDevice(audioOutput); - return -1; - } - - playChunk+=send; - size-=send; - } - - return 0; -} - -AudioOutputPlugin aoPlugin = -{ - "ao", - audioOutputAo_initDriver, - audioOutputAo_finishDriver, - audioOutputAo_openDevice, - audioOutputAo_play, - audioOutputAo_closeDevice, - NULL /* sendMetadataFunc */ -}; |