+/*
+ * SomePlayer - An alternate music player for Maemo 5
+ * Copyright (C) 2010 Nikolay (somebody) Tischenko <niktischenko@gmail.com>
+ *
+ * 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 "player.h"
#include <phonon/MediaSource>
+#include <phonon/Effect>
+#include <phonon/BackendCapabilities>
+#include <phonon/EffectParameter>
+#include "../config.h"
+#include <QTime>
using namespace SomePlayer::Playback;
using namespace SomePlayer::DataObjects;
+using namespace SomePlayer::Storage;
Player::Player(QObject *parent) :
QObject(parent)
{
- _player = NULL;
+ _player = new Phonon::MediaObject(this);
+ _output = new Phonon::AudioOutput(Phonon::MusicCategory, this);
+ _player->setTickInterval(1000);
+ _equalizer = NULL;
+ _equalizer_enabled = false;
+ connect(_player, SIGNAL(stateChanged(Phonon::State,Phonon::State)), this, SLOT(_stateChanged(Phonon::State,Phonon::State)));
+ connect(_player, SIGNAL(tick(qint64)), this, SLOT(_tick(qint64)));
+ _path = Phonon::createPath(_player, _output);
+ QList<Phonon::EffectDescription> effects = Phonon::BackendCapabilities::availableAudioEffects();
+ foreach (Phonon::EffectDescription desc, effects) {
+ if (desc.name() == "equalizer-10bands") {
+ _equalizer = new Phonon::Effect(desc, this);
+ Config config;
+ if (config.getValue("equalizer/equalizer").toString() == "enabled") {
+ for (int i = 0; i < 10; i++) {
+ QVariant var = config.getValue(QString("equalizer/band%1").arg(i));
+ setEqualizerValue(i, var.toDouble());
+ }
+ enableEqualizer();
+ } else if (config.getValue("equalizer/equalizer") == "") {
+ for (int i = 0; i < 10; i++) {
+ config.setValue(QString("equalizer/band%1").arg(i), 0);
+ }
+ }
+ }
+ }
+ int seed = QTime::currentTime().msec();
+ qsrand(seed);
+ _random = _config.getValue("playback/random").toBool();
+ _repeat = _config.getValue("playback/repeat").toBool();
+ _current = -1;
}
-void Player::setTrack(Track &track) {
- _current_track = track;
- _create_player();
- emit stateChanged(PLAYER_LOADING);
+void Player::setTrackId(int id) {
+ _current = id;
+ if (!_history.isEmpty() && _history.top() != _current || _history.isEmpty()) {
+ _history.push(_current);
+ }
+ _track = _playlist.tracks().at(_current);
+ _set_source();
+ _state = PLAYER_LOADING;
+ emit stateChanged(_state);
}
-void Player::play() {
- if (_player) {
- _player->play();
- emit stateChanged(PLAYER_PLAYING);
+void Player::toggle() {
+ if (_state == PLAYER_PLAYING) { // pause
+ _player->pause();
+ _state = PLAYER_PAUSED;
+ emit stateChanged(_state);
+ } else { //play
+ play();
}
}
void Player::stop() {
- if (_player) {
- _player->stop();
- emit stateChanged(PLAYER_STOPPED);
- }
+ _player->stop();
+ _state = PLAYER_STOPPED;
+ emit stateChanged(_state);
}
-void Player::pause() {
- if (_player) {
- _player->pause();
- emit stateChanged(PLAYER_PAUSED);
+void Player::next() {
+ int count = _playlist.tracks().count();
+ if (count == 0) {
+ stop(); // empty playlist
+ return;
+ }
+ _history.push(_current % count);
+ if (!_queue.isEmpty()) {
+ _current = _queue.dequeue();
+ } else if (!_prev_history.isEmpty()) {
+ _current = _prev_history.pop();
+ } else {
+ if (_random) {
+ _current = (count + (qrand() + qrand() + qrand()) % count) % count;
+ } else {
+ _current = _current + 1;
+ }
+ }
+ if (_random && _history.count() >= count && !_repeat ||
+ !_repeat && _current >= count) {
+ _history.clear();
+ stop();
+ } else {
+ _current %= count;
+ _track = _playlist.tracks().at(_current);
+ _set_source();
+ play();
}
}
-void Player::_create_player() {
- if (_player) {
- disconnect(_player, SIGNAL(stateChanged(Phonon::State,Phonon::State)), this, SLOT(_stateChanged(Phonon::State,Phonon::State)));
- delete _player;
+void Player::_set_source() {
+ _player->setCurrentSource(Phonon::MediaSource(_track.source()));
+ emit trackChanged(_track);
+}
+
+void Player::prev() {
+ if (_history.count() > 0) {
+ _prev_history.push(_current);
+ _current = _history.pop();
+ _track = _playlist.tracks().at(_current);
}
- _player = Phonon::createPlayer(Phonon::MusicCategory, Phonon::MediaSource(_current_track.source()));
- _player->setTickInterval(1000);
- connect(_player, SIGNAL(stateChanged(Phonon::State,Phonon::State)), this, SLOT(_stateChanged(Phonon::State,Phonon::State)));
- connect(_player, SIGNAL(tick(qint64)), this, SLOT(_tick(qint64)));
- emit stateChanged(PLAYER_STOPPED);
+ _set_source();
+ play();
}
-void Player::_stateChanged(Phonon::State newState, Phonon::State oldState) {
+void Player::_stateChanged(Phonon::State newState, Phonon::State /*oldState*/) {
+ switch (newState) {
+ case Phonon::PlayingState:
+ if (_state == PLAYER_LOADING) {
+ _state = PLAYER_PLAYING;
+ emit stateChanged(_state);
+ }
+ break;
+ case Phonon::StoppedState:
+ break;
+ case Phonon::LoadingState:
+ break;
+ case Phonon::PausedState:
+ if (_state == PLAYER_PLAYING) {
+ next();
+ } else if (_state == PLAYER_ERROR) {
+ play();
+ }
+ break;
+ case Phonon::BufferingState:
+ break;
+ case Phonon::ErrorState:
+ play(); // force
+// _state = PLAYER_ERROR;
+ break;
+ }
}
void Player::_tick(qint64 ticks) {
- emit tick(ticks/1000, _current_track.metadata().length());
+ int done = ticks/1000;
+ int all = _track.metadata().length();
+ emit tick(done, all);
+ if (done+2 == all) {
+ _track.setCount(_track.count()+1);
+ emit trackDone(_track);
+ }
+}
+
+void Player::setPlaylist(Playlist playlist) {
+ _playlist = playlist;
+ _history.clear();
+ _prev_history.clear();
+ _queue.clear();
+}
+
+void Player::seek(int s) {
+ _player->seek(s*1000);
+}
+
+void Player::play() {
+ if (_playlist.tracks().isEmpty())
+ return;
+ _state = PLAYER_PLAYING;
+ emit stateChanged(_state);
+ if (_current == -1) {
+ _current = 0;
+ _track = _playlist.tracks().at(0);
+ _set_source();
+ }
+ _player->play();
+}
+
+void Player::enqueue(int id) {
+ _queue.enqueue(id);
+}
+
+void Player::toggleRandom() {
+ _random = !_random;
+ _config.setValue("playback/random", _random);
+}
+
+void Player::toggleRepeat() {
+ _repeat = !_repeat;
+ _config.setValue("playback/repeat", _repeat);
+}
+
+void Player::setVolume(int v) {
+ _output->setVolume(v*0.01);
+}
+
+void Player::equalizerValue(int band, double *val) {
+ if (_equalizer == NULL) {
+ *val = 0;
+ return;
+ }
+ if (band < 0 || band > 9) {
+ *val = -24;
+ return;
+ }
+ if (_equalizer_enabled) {
+ QList<Phonon::EffectParameter> plist = _equalizer->parameters();
+ QVariant var = _equalizer->parameterValue(plist[band]);
+ *val = var.toDouble();
+ }
+}
+
+void Player::enableEqualizer() {
+ if (_equalizer == NULL)
+ return;
+ _equalizer_enabled = true;
+ _path.insertEffect(_equalizer);
+ Config config;
+ config.setValue("equalizer/equalizer", "enabled");
+}
+
+void Player::disableEqualizer() {
+ if (_equalizer == NULL)
+ return;
+ _equalizer_enabled = false;
+ _path.removeEffect(_equalizer);
+ Config config;
+ config.setValue("equalizer/equalizer", "disabled");
+}
+
+void Player::setEqualizerValue(int band, double value) {
+ if (_equalizer == NULL)
+ return;
+ if (band < 0 || band > 9 || value < -24 || value > 12) {
+ return;
+ }
+ QList<Phonon::EffectParameter> plist = _equalizer->parameters();
+ _equalizer->setParameterValue(plist[band], QVariant::fromValue(value));
+ Config config;
+ config.setValue(QString("equalizer/band%1").arg(band), value);
}