PlayerThread, ...: move to src/player/

src/player/Control.cxx

@@ -0,0 +1,267 @@
+/*
+ * Copyright (C) 2003-2015 The Music Player Daemon Project
+ * 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "Control.hxx"
+#include "Idle.hxx"
+#include "DetachedSong.hxx"
+
+#include <algorithm>
+
+#include <assert.h>
+
+PlayerControl::PlayerControl(PlayerListener &_listener,
+			     MultipleOutputs &_outputs,
+			     unsigned _buffer_chunks,
+			     unsigned _buffered_before_play)
+	:listener(_listener), outputs(_outputs),
+	 buffer_chunks(_buffer_chunks),
+	 buffered_before_play(_buffered_before_play),
+	 command(PlayerCommand::NONE),
+	 state(PlayerState::STOP),
+	 error_type(PlayerError::NONE),
+	 tagged_song(nullptr),
+	 next_song(nullptr),
+	 total_play_time(0),
+	 border_pause(false)
+{
+}
+
+PlayerControl::~PlayerControl()
+{
+	delete next_song;
+	delete tagged_song;
+}
+
+void
+PlayerControl::Play(DetachedSong *song)
+{
+	assert(song != nullptr);
+
+	Lock();
+
+	if (state != PlayerState::STOP)
+		SynchronousCommand(PlayerCommand::STOP);
+
+	assert(next_song == nullptr);
+
+	EnqueueSongLocked(song);
+
+	assert(next_song == nullptr);
+
+	Unlock();
+}
+
+void
+PlayerControl::Cancel()
+{
+	LockSynchronousCommand(PlayerCommand::CANCEL);
+	assert(next_song == nullptr);
+}
+
+void
+PlayerControl::Stop()
+{
+	LockSynchronousCommand(PlayerCommand::CLOSE_AUDIO);
+	assert(next_song == nullptr);
+
+	idle_add(IDLE_PLAYER);
+}
+
+void
+PlayerControl::UpdateAudio()
+{
+	LockSynchronousCommand(PlayerCommand::UPDATE_AUDIO);
+}
+
+void
+PlayerControl::Kill()
+{
+	assert(thread.IsDefined());
+
+	LockSynchronousCommand(PlayerCommand::EXIT);
+	thread.Join();
+
+	idle_add(IDLE_PLAYER);
+}
+
+void
+PlayerControl::PauseLocked()
+{
+	if (state != PlayerState::STOP) {
+		SynchronousCommand(PlayerCommand::PAUSE);
+		idle_add(IDLE_PLAYER);
+	}
+}
+
+void
+PlayerControl::Pause()
+{
+	Lock();
+	PauseLocked();
+	Unlock();
+}
+
+void
+PlayerControl::SetPause(bool pause_flag)
+{
+	Lock();
+
+	switch (state) {
+	case PlayerState::STOP:
+		break;
+
+	case PlayerState::PLAY:
+		if (pause_flag)
+			PauseLocked();
+		break;
+
+	case PlayerState::PAUSE:
+		if (!pause_flag)
+			PauseLocked();
+		break;
+	}
+
+	Unlock();
+}
+
+void
+PlayerControl::SetBorderPause(bool _border_pause)
+{
+	Lock();
+	border_pause = _border_pause;
+	Unlock();
+}
+
+player_status
+PlayerControl::GetStatus()
+{
+	player_status status;
+
+	Lock();
+	SynchronousCommand(PlayerCommand::REFRESH);
+
+	status.state = state;
+
+	if (state != PlayerState::STOP) {
+		status.bit_rate = bit_rate;
+		status.audio_format = audio_format;
+		status.total_time = total_time;
+		status.elapsed_time = elapsed_time;
+	}
+
+	Unlock();
+
+	return status;
+}
+
+void
+PlayerControl::SetError(PlayerError type, Error &&_error)
+{
+	assert(type != PlayerError::NONE);
+	assert(_error.IsDefined());
+
+	error_type = type;
+	error = std::move(_error);
+}
+
+void
+PlayerControl::ClearError()
+{
+	Lock();
+
+	if (error_type != PlayerError::NONE) {
+	    error_type = PlayerError::NONE;
+	    error.Clear();
+	}
+
+	Unlock();
+}
+
+void
+PlayerControl::LockSetTaggedSong(const DetachedSong &song)
+{
+	Lock();
+	delete tagged_song;
+	tagged_song = new DetachedSong(song);
+	Unlock();
+}
+
+void
+PlayerControl::ClearTaggedSong()
+{
+	delete tagged_song;
+	tagged_song = nullptr;
+}
+
+void
+PlayerControl::EnqueueSong(DetachedSong *song)
+{
+	assert(song != nullptr);
+
+	Lock();
+	EnqueueSongLocked(song);
+	Unlock();
+}
+
+bool
+PlayerControl::Seek(DetachedSong *song, SongTime t)
+{
+	assert(song != nullptr);
+
+	Lock();
+
+	delete next_song;
+	next_song = song;
+	seek_time = t;
+	SynchronousCommand(PlayerCommand::SEEK);
+	Unlock();
+
+	assert(next_song == nullptr);
+
+	idle_add(IDLE_PLAYER);
+
+	return true;
+}
+
+void
+PlayerControl::SetCrossFade(float _cross_fade_seconds)
+{
+	if (_cross_fade_seconds < 0)
+		_cross_fade_seconds = 0;
+	cross_fade.duration = _cross_fade_seconds;
+
+	idle_add(IDLE_OPTIONS);
+}
+
+void
+PlayerControl::SetMixRampDb(float _mixramp_db)
+{
+	cross_fade.mixramp_db = _mixramp_db;
+
+	idle_add(IDLE_OPTIONS);
+}
+
+void
+PlayerControl::SetMixRampDelay(float _mixramp_delay_seconds)
+{
+	cross_fade.mixramp_delay = _mixramp_delay_seconds;
+
+	idle_add(IDLE_OPTIONS);
+}