240 lines
4.4 KiB
C++
240 lines
4.4 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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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014 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,
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AudioPlayerStoppedAtStart,
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AudioPlayerStarting,
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AudioPlayerPlaying,
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AudioPlayerFinishing,
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AudioPlayerPausing,
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AudioPlayerPaused,
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AudioPlayerResuming,
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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(AudioData *audio);
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void pauseresume();
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void currentState(AudioData **audio, AudioPlayerState *state = 0, int64 *position = 0, int64 *duration = 0, int32 *frequency = 0);
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void clearStoppedAtStart(AudioData *audio);
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void processContext();
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~AudioPlayer();
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public slots:
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void onError(AudioData *audio);
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signals:
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void updated(AudioData *audio);
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void stopped(AudioData *audio);
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void faderOnTimer();
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void loaderOnStart(AudioData *audio);
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void loaderOnCancel(AudioData *audio);
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private:
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bool updateCurrentStarted(int32 pos = -1);
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struct Msg {
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Msg() : audio(0), position(0), duration(0), frequency(AudioVoiceMsgFrequency), skipStart(0), skipEnd(0), loading(0), started(0),
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state(AudioPlayerStopped), source(0), 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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AudioData *audio;
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QString fname;
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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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int32 _current;
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Msg _data[AudioVoiceMsgSimultaneously];
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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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~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 processContext();
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signals:
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void error(AudioData *audio);
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void playPositionUpdated(AudioData *audio);
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void audioStopped(AudioData *audio);
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void needToPreload(AudioData *audio);
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void stopSuspend();
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public slots:
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void onInit();
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void onTimer();
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void onSuspendTimer();
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void onSuspendTimerStop();
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private:
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QTimer _timer, _suspendTimer;
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QMutex _suspendMutex;
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bool _suspendFlag;
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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(AudioData *audio);
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void needToCheck();
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public slots:
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void onInit();
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void onStart(AudioData *audio);
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void onLoad(AudioData *audio);
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void onCancel(AudioData *audio);
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private:
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typedef QMap<AudioData*, AudioPlayerLoader*> Loaders;
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Loaders _loaders;
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void loadError(Loaders::iterator i);
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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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