From f57be50d73a167500ee04135e15e0474a7532478 Mon Sep 17 00:00:00 2001
From: Eric Wong <normalperson@yhbt.net>
Date: Mon, 2 Jun 2008 10:10:26 +0000
Subject: remove audioDeviceStates from playerData and getPlayerData

git-svn-id: https://svn.musicpd.org/mpd/trunk@7372 09075e82-0dd4-0310-85a5-a0d7c8717e4f
---
 src/audio.c      | 22 +++++++++++++---------
 src/audio.h      |  2 --
 src/main.c       |  1 -
 src/playerData.c | 21 +--------------------
 src/playerData.h |  8 --------
 5 files changed, 14 insertions(+), 40 deletions(-)

(limited to 'src')

diff --git a/src/audio.c b/src/audio.c
index 3c5ef4478..50b54cb7d 100644
--- a/src/audio.c
+++ b/src/audio.c
@@ -37,14 +37,16 @@ static AudioFormat *audio_configFormat;
 static AudioOutput *audioOutputArray;
 static unsigned int audioOutputArraySize;
 
-#define	DEVICE_OFF        0x00
-#define DEVICE_ENABLE	  0x01   /* currently off, but to be turned on */
-#define	DEVICE_ON         0x03
-#define DEVICE_DISABLE    0x04   /* currently on, but to be turned off */
+enum ad_state {
+	DEVICE_OFF = 0x00,
+	DEVICE_ENABLE = 0x01,  /* currently off, but to be turned on */
+	DEVICE_ON = 0x03,
+	DEVICE_DISABLE = 0x04   /* currently on, but to be turned off */
+};
 
 /* the audioEnabledArray should be stuck into shared memory, and then disable
    and enable in playAudio() routine */
-static mpd_uint8 *audioDeviceStates;
+static enum ad_state *audioDeviceStates;
 
 static mpd_uint8 audioOpened;
 
@@ -52,7 +54,7 @@ static size_t audioBufferSize;
 static char *audioBuffer;
 static size_t audioBufferPos;
 
-unsigned int audio_device_count(void)
+static unsigned int audio_output_count(void)
 {
 	unsigned int nr = 0;
 	ConfigParam *param = NULL;
@@ -103,8 +105,9 @@ void initAudioDriver(void)
 
 	loadAudioDrivers();
 
-	audioOutputArraySize = audio_device_count();
-	audioDeviceStates = (getPlayerData())->audioDeviceStates;
+	audioOutputArraySize = audio_output_count();
+	audioDeviceStates = xmalloc(sizeof(enum ad_state) *
+	                            audioOutputArraySize);
 	audioOutputArray = xmalloc(sizeof(AudioOutput) * audioOutputArraySize);
 
 	for (i = 0; i < audioOutputArraySize; i++)
@@ -273,6 +276,8 @@ static void syncAudioDeviceStates(void)
 	for (i = 0; i < audioOutputArraySize; ++i) {
 		audioOutput = &audioOutputArray[i];
 		switch (audioDeviceStates[i]) {
+		case DEVICE_OFF:
+			break;
 		case DEVICE_ON:
 			/* This will reopen only if the audio format changed */
 			if (openAudioOutput(audioOutput, &audio_format) < 0)
@@ -286,7 +291,6 @@ static void syncAudioDeviceStates(void)
 			dropBufferedAudioOutput(audioOutput);
 			closeAudioOutput(audioOutput);
 			audioDeviceStates[i] = DEVICE_OFF;
-			break;
 		}
 	}
 }
diff --git a/src/audio.h b/src/audio.h
index 71d79ec84..eab83916a 100644
--- a/src/audio.h
+++ b/src/audio.h
@@ -31,8 +31,6 @@ typedef struct _AudioFormat {
 	volatile mpd_sint8 bits;
 } AudioFormat;
 
-unsigned int audio_device_count(void);
-
 static inline double audioFormatSizeToTime(const AudioFormat * af)
 {
 	return 8.0 / af->bits / af->channels / af->sampleRate;
diff --git a/src/main.c b/src/main.c
index 6bfc22d7d..a838d0349 100644
--- a/src/main.c
+++ b/src/main.c
@@ -464,7 +464,6 @@ int main(int argc, char *argv[])
 	finishInputPlugins();
 	cleanUpPidFile();
 	finishConf();
-	freePlayerData();
 
 	close_log_files();
 	return EXIT_SUCCESS;
diff --git a/src/playerData.c b/src/playerData.c
index 103ec2980..3934d0c6f 100644
--- a/src/playerData.c
+++ b/src/playerData.c
@@ -21,12 +21,10 @@
 #include "log.h"
 #include "utils.h"
 
-unsigned int buffered_before_play;
-
 #define DEFAULT_BUFFER_SIZE         2048
 #define DEFAULT_BUFFER_BEFORE_PLAY  10
 
-static PlayerData playerData_pd;
+unsigned int buffered_before_play;
 PlayerControl pc;
 DecoderControl dc;
 OutputBuffer ob;
@@ -39,7 +37,6 @@ void initPlayerData(void)
 	size_t bufferSize = DEFAULT_BUFFER_SIZE;
 	unsigned int buffered_chunks;
 	ConfigParam *param;
-	size_t device_array_size = audio_device_count() * sizeof(mpd_sint8);
 
 	param = getConfigParam(CONF_AUDIO_BUFFER_SIZE);
 
@@ -75,8 +72,6 @@ void initPlayerData(void)
 		buffered_before_play = buffered_chunks;
 	}
 
-	playerData_pd.audioDeviceStates = xmalloc(device_array_size);
-
 	ob_init(buffered_chunks);
 
 	notify_init(&pc.notify);
@@ -92,18 +87,4 @@ void initPlayerData(void)
 	dc.error = DECODE_ERROR_NOERROR;
 }
 
-PlayerData *getPlayerData(void)
-{
-	return &playerData_pd;
-}
-
-void freePlayerData(void)
-{
-	/* We don't want to release this memory until we know our player and
-	 * decoder have exited.  Otherwise, their signal handlers will want to
-	 * access playerData_pd and we need to keep it available for them */
-	waitpid(-1, NULL, 0);
 
-	ob_free();
-	free(playerData_pd.audioDeviceStates);
-}
diff --git a/src/playerData.h b/src/playerData.h
index fccc758da..cf7f72cf0 100644
--- a/src/playerData.h
+++ b/src/playerData.h
@@ -30,14 +30,6 @@ extern PlayerControl pc;
 extern DecoderControl dc;
 extern OutputBuffer ob;
 
-typedef struct _PlayerData {
-	mpd_uint8 *audioDeviceStates;
-} PlayerData;
-
 void initPlayerData(void);
 
-PlayerData *getPlayerData(void);
-
-void freePlayerData(void);
-
 #endif
-- 
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