362 lines
8.3 KiB
C++
362 lines
8.3 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2015 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include "types.h"
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void audioInit();
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bool audioWorks();
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void audioPlayNotify();
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void audioFinish();
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enum AudioPlayerState {
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AudioPlayerStopped = 0x01,
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AudioPlayerStoppedAtEnd = 0x02,
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AudioPlayerStoppedAtError = 0x03,
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AudioPlayerStoppedAtStart = 0x04,
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AudioPlayerStoppedMask = 0x07,
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AudioPlayerStarting = 0x08,
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AudioPlayerPlaying = 0x10,
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AudioPlayerFinishing = 0x18,
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AudioPlayerPausing = 0x20,
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AudioPlayerPaused = 0x28,
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AudioPlayerPausedAtEnd = 0x30,
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AudioPlayerResuming = 0x38,
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};
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class AudioPlayerFader;
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class AudioPlayerLoaders;
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class AudioPlayer : public QObject {
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Q_OBJECT
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public:
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AudioPlayer();
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void play(const AudioMsgId &audio, int64 position = 0);
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void play(const SongMsgId &song, int64 position = 0);
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void pauseresume(MediaOverviewType type, bool fast = false);
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void seek(int64 position); // type == OverviewDocuments
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void stop(MediaOverviewType type);
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void stopAndClear();
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void currentState(AudioMsgId *audio, AudioPlayerState *state = 0, int64 *position = 0, int64 *duration = 0, int32 *frequency = 0);
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void currentState(SongMsgId *song, AudioPlayerState *state = 0, int64 *position = 0, int64 *duration = 0, int32 *frequency = 0);
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void clearStoppedAtStart(const AudioMsgId &audio);
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void clearStoppedAtStart(const SongMsgId &song);
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void resumeDevice();
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~AudioPlayer();
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public slots:
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void onError(const AudioMsgId &audio);
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void onError(const SongMsgId &song);
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void onStopped(const AudioMsgId &audio);
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void onStopped(const SongMsgId &song);
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signals:
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void updated(const AudioMsgId &audio);
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void updated(const SongMsgId &song);
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void stopped(const AudioMsgId &audio);
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void stopped(const SongMsgId &song);
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void stoppedOnError(const AudioMsgId &audio);
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void stoppedOnError(const SongMsgId &song);
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void loaderOnStart(const AudioMsgId &audio, qint64 position);
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void loaderOnStart(const SongMsgId &song, qint64 position);
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void loaderOnCancel(const AudioMsgId &audio);
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void loaderOnCancel(const SongMsgId &song);
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void faderOnTimer();
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void suppressSong();
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void unsuppressSong();
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void suppressAll();
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void songVolumeChanged();
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private:
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bool fadedStop(MediaOverviewType type, bool *fadedStart = 0);
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bool updateCurrentStarted(MediaOverviewType type, int32 pos = -1);
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bool checkCurrentALError(MediaOverviewType type);
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struct Msg {
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Msg() : position(0)
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, duration(0)
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, frequency(AudioVoiceMsgFrequency)
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, skipStart(0)
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, skipEnd(0)
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, loading(false)
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, started(0)
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, state(AudioPlayerStopped)
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, source(0)
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, nextBuffer(0) {
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memset(buffers, 0, sizeof(buffers));
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memset(samplesCount, 0, sizeof(samplesCount));
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}
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void clearData();
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FileLocation file;
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QByteArray data;
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int64 position, duration;
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int32 frequency;
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int64 skipStart, skipEnd;
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bool loading;
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int64 started;
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AudioPlayerState state;
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uint32 source;
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int32 nextBuffer;
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uint32 buffers[3];
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int64 samplesCount[3];
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};
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struct AudioMsg : public Msg {
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AudioMsg() {
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}
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void clear() {
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audio = AudioMsgId();
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Msg::clearData();
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}
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AudioMsgId audio;
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};
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struct SongMsg : public Msg {
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SongMsg() {
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}
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void clear() {
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song = SongMsgId();
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Msg::clearData();
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}
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SongMsgId song;
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};
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void currentState(Msg *current, AudioPlayerState *state, int64 *position, int64 *duration, int32 *frequency);
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void setStoppedState(Msg *current, AudioPlayerState state = AudioPlayerStopped);
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int32 _audioCurrent;
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AudioMsg _audioData[AudioVoiceMsgSimultaneously];
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int32 _songCurrent;
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SongMsg _songData[AudioSongSimultaneously];
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QMutex _mutex;
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friend class AudioPlayerFader;
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friend class AudioPlayerLoaders;
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QThread _faderThread, _loaderThread;
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AudioPlayerFader *_fader;
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AudioPlayerLoaders *_loader;
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};
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class AudioCaptureInner;
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class AudioCapture : public QObject {
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Q_OBJECT
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public:
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AudioCapture();
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void start();
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void stop(bool needResult);
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bool check();
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~AudioCapture();
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signals:
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void captureOnStart();
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void captureOnStop(bool needResult);
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void onDone(QByteArray data, qint32 samples);
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void onUpdate(qint16 level, qint32 samples);
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void onError();
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private:
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friend class AudioCaptureInner;
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QThread _captureThread;
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AudioCaptureInner *_capture;
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};
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AudioPlayer *audioPlayer();
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AudioCapture *audioCapture();
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class AudioPlayerFader : public QObject {
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Q_OBJECT
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public:
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AudioPlayerFader(QThread *thread);
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void resumeDevice();
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signals:
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void error(const AudioMsgId &audio);
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void error(const SongMsgId &audio);
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void playPositionUpdated(const AudioMsgId &audio);
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void playPositionUpdated(const SongMsgId &audio);
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void audioStopped(const AudioMsgId &audio);
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void audioStopped(const SongMsgId &audio);
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void needToPreload(const AudioMsgId &audio);
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void needToPreload(const SongMsgId &audio);
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void stopPauseDevice();
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public slots:
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void onInit();
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void onTimer();
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void onPauseTimer();
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void onPauseTimerStop();
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void onSuppressSong();
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void onUnsuppressSong();
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void onSuppressAll();
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void onSongVolumeChanged();
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private:
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enum {
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EmitError = 0x01,
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EmitStopped = 0x02,
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EmitPositionUpdated = 0x04,
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EmitNeedToPreload = 0x08,
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};
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int32 updateOnePlayback(AudioPlayer::Msg *m, bool &hasPlaying, bool &hasFading, float64 suppressGain, bool suppressGainChanged);
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void setStoppedState(AudioPlayer::Msg *m, AudioPlayerState state = AudioPlayerStopped);
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QTimer _timer, _pauseTimer;
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QMutex _pauseMutex;
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bool _pauseFlag, _paused;
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bool _suppressAll, _suppressAllAnim, _suppressSong, _suppressSongAnim, _songVolumeChanged;
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anim::fvalue _suppressAllGain, _suppressSongGain;
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uint64 _suppressAllStart, _suppressSongStart;
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};
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class AudioPlayerLoader;
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class AudioPlayerLoaders : public QObject {
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Q_OBJECT
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public:
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AudioPlayerLoaders(QThread *thread);
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~AudioPlayerLoaders();
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signals:
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void error(const AudioMsgId &audio);
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void error(const SongMsgId &song);
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void needToCheck();
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public slots:
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void onInit();
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void onStart(const AudioMsgId &audio, qint64 position);
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void onStart(const SongMsgId &audio, qint64 position);
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void onLoad(const AudioMsgId &audio);
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void onLoad(const SongMsgId &audio);
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void onCancel(const AudioMsgId &audio);
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void onCancel(const SongMsgId &audio);
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private:
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AudioMsgId _audio;
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AudioPlayerLoader *_audioLoader;
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SongMsgId _song;
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AudioPlayerLoader *_songLoader;
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void emitError(MediaOverviewType type);
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void clear(MediaOverviewType type);
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void setStoppedState(AudioPlayer::Msg *m, AudioPlayerState state = AudioPlayerStopped);
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AudioMsgId clearAudio();
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SongMsgId clearSong();
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enum SetupError {
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SetupErrorAtStart = 0,
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SetupErrorNotPlaying = 1,
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SetupErrorLoadedFull = 2,
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SetupNoErrorStarted = 3,
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};
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void loadData(MediaOverviewType type, const void *objId, qint64 position);
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AudioPlayerLoader *setupLoader(MediaOverviewType type, const void *objId, SetupError &err, qint64 position);
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AudioPlayer::Msg *checkLoader(MediaOverviewType type);
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};
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struct AudioCapturePrivate;
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class AudioCaptureInner : public QObject {
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Q_OBJECT
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public:
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AudioCaptureInner(QThread *thread);
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~AudioCaptureInner();
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signals:
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void error();
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void update(qint16 level, qint32 samples);
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void done(QByteArray data, qint32 samples);
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public slots:
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void onInit();
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void onStart();
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void onStop(bool needResult);
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void onTimeout();
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private:
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void writeFrame(int32 offset, int32 framesize);
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AudioCapturePrivate *d;
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QTimer _timer;
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QByteArray _captured;
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};
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MTPDocumentAttribute audioReadSongAttributes(const QString &fname, const QByteArray &data, QImage &cover, QByteArray &coverBytes, QByteArray &coverFormat);
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