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-rw-r--r--src/player_control.c185
1 files changed, 114 insertions, 71 deletions
diff --git a/src/player_control.c b/src/player_control.c
index ac4b006dd..d8aed14ba 100644
--- a/src/player_control.c
+++ b/src/player_control.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2003-2009 The Music Player Daemon Project
+ * Copyright (C) 2003-2010 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
@@ -17,7 +17,9 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#include "config.h"
#include "player_control.h"
+#include "decoder_control.h"
#include "path.h"
#include "log.h"
#include "tag.h"
@@ -35,17 +37,28 @@ void pc_init(unsigned buffer_chunks, unsigned int buffered_before_play)
{
pc.buffer_chunks = buffer_chunks;
pc.buffered_before_play = buffered_before_play;
- notify_init(&pc.notify);
+
+ pc.mutex = g_mutex_new();
+ pc.cond = g_cond_new();
+
pc.command = PLAYER_COMMAND_NONE;
pc.error = PLAYER_ERROR_NOERROR;
pc.state = PLAYER_STATE_STOP;
pc.cross_fade_seconds = 0;
- pc.software_volume = PCM_VOLUME_1;
}
void pc_deinit(void)
{
- notify_deinit(&pc.notify);
+ g_cond_free(pc.cond);
+ g_mutex_free(pc.mutex);
+}
+
+void
+player_wait_decoder(struct decoder_control *dc)
+{
+ /* during this function, the decoder lock is held, because
+ we're waiting for the decoder thread */
+ g_cond_wait(pc.cond, dc->mutex);
}
void
@@ -57,27 +70,44 @@ pc_song_deleted(const struct song *song)
}
}
-static void player_command(enum player_command cmd)
+static void
+player_command_wait_locked(void)
+{
+ while (pc.command != PLAYER_COMMAND_NONE)
+ g_cond_wait(main_cond, pc.mutex);
+}
+
+static void
+player_command_locked(enum player_command cmd)
{
assert(pc.command == PLAYER_COMMAND_NONE);
pc.command = cmd;
- while (pc.command != PLAYER_COMMAND_NONE) {
- notify_signal(&pc.notify);
- notify_wait(&main_notify);
- }
+ player_signal();
+ player_command_wait_locked();
+}
+
+static void
+player_command(enum player_command cmd)
+{
+ player_lock();
+ player_command_locked(cmd);
+ player_unlock();
}
void
-playerPlay(struct song *song)
+pc_play(struct song *song)
{
assert(song != NULL);
if (pc.state != PLAYER_STATE_STOP)
player_command(PLAYER_COMMAND_STOP);
- pc.next_song = song;
- player_command(PLAYER_COMMAND_PLAY);
+ assert(pc.next_song == NULL);
+
+ pc_enqueue_song(song);
+
+ assert(pc.next_song == NULL);
idle_add(IDLE_PLAYER);
}
@@ -85,16 +115,26 @@ playerPlay(struct song *song)
void pc_cancel(void)
{
player_command(PLAYER_COMMAND_CANCEL);
+ assert(pc.next_song == NULL);
}
-void playerWait(void)
+void
+pc_stop(void)
{
player_command(PLAYER_COMMAND_CLOSE_AUDIO);
+ assert(pc.next_song == NULL);
idle_add(IDLE_PLAYER);
}
-void playerKill(void)
+void
+pc_update_audio(void)
+{
+ player_command(PLAYER_COMMAND_UPDATE_AUDIO);
+}
+
+void
+pc_kill(void)
{
assert(pc.thread != NULL);
@@ -105,7 +145,8 @@ void playerKill(void)
idle_add(IDLE_PLAYER);
}
-void playerPause(void)
+void
+pc_pause(void)
{
if (pc.state != PLAYER_STATE_STOP) {
player_command(PLAYER_COMMAND_PAUSE);
@@ -113,7 +154,8 @@ void playerPause(void)
}
}
-void playerSetPause(int pause_flag)
+void
+pc_set_pause(bool pause_flag)
{
switch (pc.state) {
case PLAYER_STATE_STOP:
@@ -121,41 +163,49 @@ void playerSetPause(int pause_flag)
case PLAYER_STATE_PLAY:
if (pause_flag)
- playerPause();
+ pc_pause();
break;
+
case PLAYER_STATE_PAUSE:
if (!pause_flag)
- playerPause();
+ pc_pause();
break;
}
}
-int getPlayerElapsedTime(void)
+void
+pc_get_status(struct player_status *status)
{
- return (int)(pc.elapsed_time + 0.5);
-}
+ player_lock();
+ player_command_locked(PLAYER_COMMAND_REFRESH);
-unsigned long getPlayerBitRate(void)
-{
- return pc.bit_rate;
-}
+ status->state = pc.state;
-int getPlayerTotalTime(void)
-{
- return (int)(pc.total_time + 0.5);
+ if (pc.state != PLAYER_STATE_STOP) {
+ status->bit_rate = pc.bit_rate;
+ status->audio_format = pc.audio_format;
+ status->total_time = pc.total_time;
+ status->elapsed_time = pc.elapsed_time;
+ }
+
+ player_unlock();
}
-enum player_state getPlayerState(void)
+enum player_state
+pc_get_state(void)
{
return pc.state;
}
-void clearPlayerError(void)
+void
+pc_clear_error(void)
{
- pc.error = 0;
+ pc.error = PLAYER_ERROR_NOERROR;
+ pc.errored_song = NULL;
}
-enum player_error getPlayerError(void)
+enum player_error
+pc_get_error(void)
{
return pc.error;
}
@@ -166,58 +216,56 @@ pc_errored_song_uri(void)
return song_get_uri(pc.errored_song);
}
-char *getPlayerErrorStr(void)
+char *
+pc_get_error_message(void)
{
- /* static OK here, only one user in main task */
- static char error[MPD_PATH_MAX + 64]; /* still too much */
- static const size_t errorlen = sizeof(error);
+ char *error;
char *uri;
- *error = '\0'; /* likely */
-
switch (pc.error) {
case PLAYER_ERROR_NOERROR:
- break;
+ return NULL;
case PLAYER_ERROR_FILENOTFOUND:
uri = pc_errored_song_uri();
- snprintf(error, errorlen,
- "file \"%s\" does not exist or is inaccessible", uri);
+ error = g_strdup_printf("file \"%s\" does not exist or is inaccessible", uri);
g_free(uri);
- break;
+ return error;
case PLAYER_ERROR_FILE:
uri = pc_errored_song_uri();
- snprintf(error, errorlen, "problems decoding \"%s\"", uri);
+ error = g_strdup_printf("problems decoding \"%s\"", uri);
g_free(uri);
- break;
+ return error;
case PLAYER_ERROR_AUDIO:
- strcpy(error, "problems opening audio device");
- break;
+ return g_strdup("problems opening audio device");
case PLAYER_ERROR_SYSTEM:
- strcpy(error, "system error occured");
- break;
+ return g_strdup("system error occured");
case PLAYER_ERROR_UNKTYPE:
uri = pc_errored_song_uri();
- snprintf(error, errorlen,
- "file type of \"%s\" is unknown", uri);
+ error = g_strdup_printf("file type of \"%s\" is unknown", uri);
g_free(uri);
- break;
+ return error;
}
- return *error ? error : NULL;
+
+ assert(false);
+ return NULL;
}
void
-queueSong(struct song *song)
+pc_enqueue_song(struct song *song)
{
assert(song != NULL);
+
+ player_lock();
assert(pc.next_song == NULL);
pc.next_song = song;
- player_command(PLAYER_COMMAND_QUEUE);
+ player_command_locked(PLAYER_COMMAND_QUEUE);
+ player_unlock();
}
bool
@@ -228,9 +276,11 @@ pc_seek(struct song *song, float seek_time)
if (pc.state == PLAYER_STATE_STOP)
return false;
+ player_lock();
pc.next_song = song;
pc.seek_where = seek_time;
- player_command(PLAYER_COMMAND_SEEK);
+ player_command_locked(PLAYER_COMMAND_SEEK);
+ player_unlock();
assert(pc.next_song == NULL);
@@ -239,31 +289,24 @@ pc_seek(struct song *song, float seek_time)
return true;
}
-float getPlayerCrossFade(void)
+float
+pc_get_cross_fade(void)
{
return pc.cross_fade_seconds;
}
-void setPlayerCrossFade(float crossFadeInSeconds)
+void
+pc_set_cross_fade(float cross_fade_seconds)
{
- if (crossFadeInSeconds < 0)
- crossFadeInSeconds = 0;
- pc.cross_fade_seconds = crossFadeInSeconds;
+ if (cross_fade_seconds < 0)
+ cross_fade_seconds = 0;
+ pc.cross_fade_seconds = cross_fade_seconds;
idle_add(IDLE_OPTIONS);
}
-void setPlayerSoftwareVolume(int volume)
-{
- if (volume > PCM_VOLUME_1)
- volume = PCM_VOLUME_1;
- else if (volume < 0)
- volume = 0;
-
- pc.software_volume = volume;
-}
-
-double getPlayerTotalPlayTime(void)
+double
+pc_get_total_play_time(void)
{
return pc.total_play_time;
}