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/*
* Copyright (C) 2003-2013 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 "PlayerControl.hxx"
#include "Idle.hxx"
#include "Song.hxx"
#include "DecoderControl.hxx"
#include <cmath>
#include <assert.h>
PlayerControl::PlayerControl(unsigned _buffer_chunks,
unsigned _buffered_before_play)
: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),
cross_fade_seconds(0),
mixramp_db(0),
#if defined(__GLIBCXX__) && !defined(_GLIBCXX_USE_C99_MATH_TR1)
/* workaround: on MacPorts, this option is disabled on gcc47,
and therefore std::nanf() is not available */
mixramp_delay_seconds(nanf("")),
#else
mixramp_delay_seconds(std::nanf("")),
#endif
total_play_time(0),
border_pause(false)
{
}
PlayerControl::~PlayerControl()
{
if (next_song != nullptr)
next_song->Free();
if (tagged_song != nullptr)
tagged_song->Free();
}
void
PlayerControl::Play(Song *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 Song &song)
{
Lock();
if (tagged_song != nullptr)
tagged_song->Free();
tagged_song = song.DupDetached();
Unlock();
}
void
PlayerControl::ClearTaggedSong()
{
if (tagged_song != nullptr) {
tagged_song->Free();
tagged_song = nullptr;
}
}
void
PlayerControl::EnqueueSong(Song *song)
{
assert(song != nullptr);
Lock();
EnqueueSongLocked(song);
Unlock();
}
bool
PlayerControl::Seek(Song *song, float seek_time)
{
assert(song != nullptr);
Lock();
if (next_song != nullptr)
next_song->Free();
next_song = song;
seek_where = seek_time;
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_seconds = _cross_fade_seconds;
idle_add(IDLE_OPTIONS);
}
void
PlayerControl::SetMixRampDb(float _mixramp_db)
{
mixramp_db = _mixramp_db;
idle_add(IDLE_OPTIONS);
}
void
PlayerControl::SetMixRampDelay(float _mixramp_delay_seconds)
{
mixramp_delay_seconds = _mixramp_delay_seconds;
idle_add(IDLE_OPTIONS);
}
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