audio: moved code to output_all.c

Moved code which deals with all audio outputs at once into a separate
library.

1 files changed, 20 insertions, 255 deletions

diff --git a/src/audio.c b/src/audio.c
index 56aa70921..d3e66fdb2 100644
--- a/src/audio.c
+++ b/src/audio.c
@@ -21,6 +21,7 @@
 #include "output_api.h"
 #include "output_control.h"
 #include "output_internal.h"
+#include "output_all.h"
 #include "path.h"
 #include "idle.h"
 #include "mixer_api.h"
@@ -31,94 +32,6 @@
 #include <stdlib.h>
 
 static struct audio_format configured_audio_format;
-static struct audio_format input_audio_format;
-
-static struct audio_output *audioOutputArray;
-static unsigned int audioOutputArraySize;
-
-unsigned int audio_output_count(void)
-{
-	return audioOutputArraySize;
-}
-
-struct audio_output *
-audio_output_get(unsigned i)
-{
-	assert(i < audioOutputArraySize);
-
-	return &audioOutputArray[i];
-}
-
-struct audio_output *
-audio_output_find(const char *name)
-{
-	for (unsigned i = 0; i < audioOutputArraySize; ++i) {
-		struct audio_output *ao = audio_output_get(i);
-
-		if (strcmp(ao->name, name) == 0)
-			return ao;
-	}
-
-	/* name not found */
-	return NULL;
-}
-
-static unsigned
-audio_output_config_count(void)
-{
-	unsigned int nr = 0;
-	const struct config_param *param = NULL;
-
-	while ((param = config_get_next_param(CONF_AUDIO_OUTPUT, param)))
-		nr++;
-	if (!nr)
-		nr = 1; /* we'll always have at least one device  */
-	return nr;
-}
-
-/* make sure initPlayerData is called before this function!! */
-void initAudioDriver(void)
-{
-	const struct config_param *param = NULL;
-	unsigned int i;
-
-	notify_init(&audio_output_client_notify);
-
-	audioOutputArraySize = audio_output_config_count();
-	audioOutputArray = g_new(struct audio_output, audioOutputArraySize);
-
-	for (i = 0; i < audioOutputArraySize; i++)
-	{
-		struct audio_output *output = &audioOutputArray[i];
-		unsigned int j;
-
-		param = config_get_next_param(CONF_AUDIO_OUTPUT, param);
-
-		/* only allow param to be NULL if there just one audioOutput */
-		assert(param || (audioOutputArraySize == 1));
-
-		if (!audio_output_init(output, param)) {
-			if (param)
-			{
-				g_error("problems configuring output device "
-					"defined at line %i\n", param->line);
-			}
-			else
-			{
-				g_error("No audio_output specified and unable to "
-					"detect a default audio output device\n");
-			}
-		}
-
-		/* require output names to be unique: */
-		for (j = 0; j < i; j++) {
-			if (!strcmp(output->name, audioOutputArray[j].name)) {
-				g_error("output devices with identical "
-					"names: %s\n", output->name);
-			}
-		}
-	}
-}
 
 void getOutputAudioFormat(const struct audio_format *inAudioFormat,
 			  struct audio_format *outAudioFormat)
@@ -199,171 +112,17 @@ void finishAudioConfig(void)
 	audio_format_clear(&configured_audio_format);
 }
 
-void finishAudioDriver(void)
-{
-	unsigned int i;
-
-	for (i = 0; i < audioOutputArraySize; i++) {
-		audio_output_finish(&audioOutputArray[i]);
-	}
-
-	g_free(audioOutputArray);
-	audioOutputArray = NULL;
-	audioOutputArraySize = 0;
-
-	notify_deinit(&audio_output_client_notify);
-}
-
-static void audio_output_wait_all(void)
-{
-	unsigned i;
-
-	while (1) {
-		int finished = 1;
-
-		for (i = 0; i < audioOutputArraySize; ++i)
-			if (audio_output_is_open(&audioOutputArray[i]) &&
-			    !audio_output_command_is_finished(&audioOutputArray[i]))
-				finished = 0;
-
-		if (finished)
-			break;
-
-		notify_wait(&audio_output_client_notify);
-	};
-}
-
-static void syncAudioDeviceStates(void)
-{
-	unsigned int i;
-
-	if (!audio_format_defined(&input_audio_format))
-		return;
-
-	for (i = 0; i < audioOutputArraySize; ++i)
-		audio_output_update(&audioOutputArray[i], &input_audio_format);
-}
-
-bool playAudio(const char *buffer, size_t length)
-{
-	bool ret = false;
-	unsigned int i;
-
-	assert(length > 0);
-	/* no partial frames allowed */
-	assert((length % audio_format_frame_size(&input_audio_format)) == 0);
-
-	syncAudioDeviceStates();
-
-	for (i = 0; i < audioOutputArraySize; ++i)
-		if (audio_output_is_open(&audioOutputArray[i]))
-			audio_output_play(&audioOutputArray[i],
-					  buffer, length);
-
-	while (true) {
-		bool finished = true;
-
-		for (i = 0; i < audioOutputArraySize; ++i) {
-			struct audio_output *ao = &audioOutputArray[i];
-
-			if (!audio_output_is_open(ao))
-				continue;
-
-			if (audio_output_command_is_finished(ao))
-				ret = true;
-			else {
-				finished = false;
-				audio_output_signal(ao);
-			}
-		}
-
-		if (finished)
-			break;
-
-		notify_wait(&audio_output_client_notify);
-	};
-
-	return ret;
-}
-
-bool openAudioDevice(const struct audio_format *audioFormat)
-{
-	bool ret = false;
-	unsigned int i;
-
-	if (!audioOutputArray)
-		return false;
-
-	if (audioFormat != NULL)
-		input_audio_format = *audioFormat;
-
-	syncAudioDeviceStates();
-
-	for (i = 0; i < audioOutputArraySize; ++i) {
-		if (audioOutputArray[i].open)
-			ret = true;
-	}
-
-	if (!ret)
-		/* close all devices if there was an error */
-		closeAudioDevice();
-
-	return ret;
-}
-
-void audio_output_pause_all(void)
-{
-	unsigned int i;
-
-	syncAudioDeviceStates();
-
-	for (i = 0; i < audioOutputArraySize; ++i)
-		if (audio_output_is_open(&audioOutputArray[i]))
-			audio_output_pause(&audioOutputArray[i]);
-
-	audio_output_wait_all();
-}
-
-void dropBufferedAudio(void)
-{
-	unsigned int i;
-
-	syncAudioDeviceStates();
-
-	for (i = 0; i < audioOutputArraySize; ++i) {
-		if (audio_output_is_open(&audioOutputArray[i]))
-			audio_output_cancel(&audioOutputArray[i]);
-	}
-
-	audio_output_wait_all();
-}
-
-void closeAudioDevice(void)
-{
-	unsigned int i;
-
-	for (i = 0; i < audioOutputArraySize; ++i)
-		audio_output_close(&audioOutputArray[i]);
-}
-
-void sendMetadataToAudioDevice(const struct tag *tag)
-{
-	unsigned int i;
-
-	for (i = 0; i < audioOutputArraySize; ++i)
-		if (audio_output_is_open(&audioOutputArray[i]))
-			audio_output_send_tag(&audioOutputArray[i], tag);
-
-	audio_output_wait_all();
-}
-
 int enableAudioDevice(unsigned int device)
 {
-	if (device >= audioOutputArraySize)
+	struct audio_output *ao;
+
+	if (device >= audio_output_count())
 		return -1;
 
-	audioOutputArray[device].reopen_after = 0;
-	audioOutputArray[device].enabled = true;
+	ao = audio_output_get(device);
+
+	ao->reopen_after = 0;
+	ao->enabled = true;
 	idle_add(IDLE_OUTPUT);
 
 	return 0;
@@ -371,10 +130,14 @@ int enableAudioDevice(unsigned int device)
 
 int disableAudioDevice(unsigned int device)
 {
-	if (device >= audioOutputArraySize)
+	struct audio_output *ao;
+
+	if (device >= audio_output_count())
 		return -1;
 
-	audioOutputArray[device].enabled = false;
+	ao = audio_output_get(device);
+
+	ao->enabled = false;
 	idle_add(IDLE_OUTPUT);
 
 	return 0;
@@ -383,10 +146,11 @@ int disableAudioDevice(unsigned int device)
 bool mixer_control_setvol(unsigned int device, int volume, int rel)
 {
 	struct audio_output *output;
-	if (device >= audioOutputArraySize)
+
+	if (device >= audio_output_count())
 		return false;
 
-	output = &audioOutputArray[device];
+	output = audio_output_get(device);
 	if (output->plugin && output->plugin->control) {
 		if (rel) {
 			int cur_volume;
@@ -408,10 +172,11 @@ bool mixer_control_setvol(unsigned int device, int volume, int rel)
 bool mixer_control_getvol(unsigned int device, int *volume)
 {
 	struct audio_output *output;
-	if (device >= audioOutputArraySize)
+
+	if (device >= audio_output_count())
 		return false;
 
-	output = &audioOutputArray[device];
+	output = audio_output_get(device);
 	if (output->plugin && output->plugin->control) {
 		return output->plugin->control(output->data, AC_MIXER_GETVOL, volume);
 	}