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-rw-r--r--src/audio.c180
-rw-r--r--src/audioOutput.c1
-rw-r--r--src/audioOutput.h7
-rw-r--r--src/audioOutput_ao.c3
4 files changed, 32 insertions, 159 deletions
diff --git a/src/audio.c b/src/audio.c
index a03872709..77fe9c25b 100644
--- a/src/audio.c
+++ b/src/audio.c
@@ -17,110 +17,36 @@
*/
#include "audio.h"
+#include "audioOutput.h"
#include "conf.h"
#include "log.h"
#include "sig_handlers.h"
+#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <signal.h>
-#ifdef HAVE_AUDIO
-#include <ao/ao.h>
-
-static int audio_write_size;
-
-static int audio_ao_driver_id;
-static ao_option * audio_ao_options;
-
static AudioFormat audio_format;
-static ao_device * audio_device = NULL;
-#endif
static AudioFormat * audio_configFormat = NULL;
+static AudioOutput * aoOutput = NULL;
+
static void copyAudioFormat(AudioFormat * dest, AudioFormat * src) {
dest->sampleRate = src->sampleRate;
dest->bits = src->bits;
dest->channels = src->channels;
}
-void initAudioDriver() {
-#ifdef HAVE_AUDIO
- ao_info * ai;
- char * dup;
- char * stk1;
- char * stk2;
- char * n1;
- char * key;
- char * value;
- char * test;
- /*int found;
- int i;*/
-
- audio_write_size = strtol((getConf())[CONF_AUDIO_WRITE_SIZE],&test,10);
- if (*test!='\0') {
- ERROR("\"%s\" is not a valid write size",
- (getConf())[CONF_AUDIO_WRITE_SIZE]);
- exit(EXIT_FAILURE);
- }
-
- audio_ao_options = NULL;
+extern AudioOutputPlugin aoPlugin;
- ao_initialize();
- if(strcmp(AUDIO_AO_DRIVER_DEFAULT,(getConf())[CONF_AO_DRIVER])==0) {
- audio_ao_driver_id = ao_default_driver_id();
- }
- else if((audio_ao_driver_id =
- ao_driver_id((getConf())[CONF_AO_DRIVER]))<0) {
- ERROR("\"%s\" is not a valid ao driver\n",
- (getConf())[CONF_AO_DRIVER]);
- exit(EXIT_FAILURE);
- }
-
- if((ai = ao_driver_info(audio_ao_driver_id))==NULL) {
- ERROR("problems getting ao_driver_info\n");
- ERROR("you may not have permission to the audio device\n");
- exit(EXIT_FAILURE);
- }
+void initAudioDriver() {
+ initAudioOutputPlugins();
+ loadAudioOutputPlugin(&aoPlugin);
- dup = strdup((getConf())[CONF_AO_DRIVER_OPTIONS]);
- 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(&audio_ao_options,key,value);
- n1 = strtok_r(NULL,";",&stk1);
- }
- }
- free(dup);
-#endif
+ aoOutput = newAudioOutput("ao");
+ assert(aoOutput);
}
void getOutputAudioFormat(AudioFormat * inAudioFormat,
@@ -205,104 +131,44 @@ void finishAudioConfig() {
}
void finishAudioDriver() {
-#ifdef HAVE_AUDIO
- ao_free_options(audio_ao_options);
-
- ao_shutdown();
-#endif
+ finishAudioOutput(aoOutput);
+ aoOutput = NULL;
}
int isCurrentAudioFormat(AudioFormat * audioFormat) {
-#ifdef HAVE_AUDIO
- if(!audio_device || !audioFormat) return 0;
+ if(!aoOutput || !audioFormat) return 0;
if(memcmp(audioFormat,&audio_format,sizeof(AudioFormat)) != 0) return 0;
-#endif
return 1;
}
int openAudioDevice(AudioFormat * audioFormat) {
-#ifdef HAVE_AUDIO
- ao_sample_format format;
-
- if(audio_device && !isCurrentAudioFormat(audioFormat)) {
- closeAudioDevice();
+ if(aoOutput->open && !isCurrentAudioFormat(audioFormat)) {
+ closeAudioOutput(aoOutput);
}
- if(!audio_device) {
- if(audioFormat) {
- copyAudioFormat(&audio_format,audioFormat);
- }
-
- format.bits = audio_format.bits;
- format.rate = audio_format.sampleRate;
- format.byte_format = AO_FMT_NATIVE;
- format.channels = audio_format.channels;
-
- blockSignals();
- audio_device = ao_open_live(audio_ao_driver_id, &format,
- audio_ao_options);
- unblockSignals();
-
- if(audio_device==NULL) return -1;
+ if(!aoOutput->open) {
+ return openAudioOutput(aoOutput, audioFormat);
}
-#endif
- return 0;
-}
-void audioError() {
-#ifdef HAVE_AUDIO
- 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");
- }
-#endif
+ return 0;
}
int playAudio(char * playChunk, int size) {
-#ifdef HAVE_AUDIO
- int send;
-
- if(audio_device==NULL) {
+ if(!aoOutput->open) {
ERROR("trying to play w/o the audio device being open!\n");
return -1;
}
-
- while(size>0) {
- send = audio_write_size>size?size:audio_write_size;
-
- if(ao_play(audio_device,playChunk,send)==0) {
- audioError();
- ERROR("closing audio device due to write error\n");
- closeAudioDevice();
- return -1;
- }
- playChunk+=send;
- size-=send;
- }
-
-#endif
- return 0;
+ return playAudioOutput(aoOutput, playChunk, size);
}
int isAudioDeviceOpen() {
- if(audio_device) return 1;
- return 0;
+ return aoOutput->open;
}
void closeAudioDevice() {
-#ifdef HAVE_AUDIO
- if(audio_device) {
- blockSignals();
- ao_close(audio_device);
- audio_device = NULL;
- unblockSignals();
+ if(aoOutput->open) {
+ closeAudioOutput(aoOutput);
}
-#endif
}
diff --git a/src/audioOutput.c b/src/audioOutput.c
index ff0c614a2..1165f247e 100644
--- a/src/audioOutput.c
+++ b/src/audioOutput.c
@@ -32,6 +32,7 @@ AudioOutput * newAudioOutput(char * name) {
ret->openDeviceFunc = plugin->openDeviceFunc;
ret->playFunc = plugin->playFunc;
ret->closeDeviceFunc = plugin->closeDeviceFunc;
+ ret->open = 0;
plugin->initDriverFunc(ret);
}
diff --git a/src/audioOutput.h b/src/audioOutput.h
index fd76e4772..8fec7e503 100644
--- a/src/audioOutput.h
+++ b/src/audioOutput.h
@@ -41,7 +41,7 @@ typedef int (* AudioOutputPlayFunc) (AudioOutput * audioOutput,
typedef void (* AudioOutputCloseDeviceFunc) (AudioOutput * audioOutput);
struct _AudioOutput {
- int error;
+ int open;
AudioOutputFinishDriverFunc finishDriverFunc;
AudioOutputOpenDeviceFunc openDeviceFunc;
@@ -60,12 +60,15 @@ typedef struct _AudioOutputPlugin {
AudioOutputCloseDeviceFunc closeDeviceFunc;
} AudioOutputPlugin;
+void initAudioOutputPlugins();
+void finishAudioOutputPlugins();
+
void loadAudioOutputPlugin(AudioOutputPlugin * audioOutputPlugin);
void unloadAudioOutputPlugin(AudioOutputPlugin * audioOutputPlugin);
AudioOutput * newAudioOutput(char * name);
int openAudioOutput(AudioOutput * audioOutput, AudioFormat * audioFormat);
-int audioOutputPlay(AudioOutput * audioOutput, char * playChunk, int size);
+int playAudioOutput(AudioOutput * audioOutput, char * playChunk, int size);
void closeAudioOutput(AudioOutput * audioOutput);
void finishAudioOutput(AudioOutput * audioOutput);
diff --git a/src/audioOutput_ao.c b/src/audioOutput_ao.c
index 6db54f2a5..57b45a6fa 100644
--- a/src/audioOutput_ao.c
+++ b/src/audioOutput_ao.c
@@ -150,6 +150,7 @@ static void audioOutputAo_closeDevice(AudioOutput * audioOutput) {
if(ad->device) {
blockSignals();
ao_close(ad->device);
+ audioOutput->open = 0;
ad->device = NULL;
unblockSignals();
}
@@ -176,6 +177,8 @@ static int audioOutputAo_openDevice(AudioOutput * audioOutput,
if(ad->device==NULL) return -1;
+ audioOutput->open = 1;
+
return 0;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 22:04:28 +0000