diff options
Diffstat (limited to 'src/player/Control.cxx')
| -rw-r--r-- | src/player/Control.cxx | 267 |
1 files changed, 267 insertions, 0 deletions
diff --git a/src/player/Control.cxx b/src/player/Control.cxx new file mode 100644 index 000000000..d7352ad57 --- /dev/null +++ b/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); +} |