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Diffstat (limited to 'src/multimedia/platform/darwin/audio/qdarwinaudiosink_p.h')
| -rw-r--r-- | src/multimedia/platform/darwin/audio/qdarwinaudiosink_p.h | 212 |
1 files changed, 0 insertions, 212 deletions
diff --git a/src/multimedia/platform/darwin/audio/qdarwinaudiosink_p.h b/src/multimedia/platform/darwin/audio/qdarwinaudiosink_p.h deleted file mode 100644 index bb2c6507f..000000000 --- a/src/multimedia/platform/darwin/audio/qdarwinaudiosink_p.h +++ /dev/null @@ -1,212 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#ifndef IOSAUDIOOUTPUT_H -#define IOSAUDIOOUTPUT_H - -// -// W A R N I N G -// ------------- -// -// This file is not part of the Qt API. It exists purely as an -// implementation detail. This header file may change from version to -// version without notice, or even be removed. -// -// We mean it. -// - -#include <qaudiosystem_p.h> - -#if defined(Q_OS_OSX) -# include <CoreAudio/CoreAudio.h> -#endif -#include <AudioUnit/AudioUnit.h> -#include <CoreAudio/CoreAudioTypes.h> - -#include <QtCore/QIODevice> -#include <QtCore/QWaitCondition> -#include <QtCore/QMutex> -#include <private/qdarwinaudiodevice_p.h> - -QT_BEGIN_NAMESPACE - -class QDarwinAudioSinkBuffer; -class QTimer; -class QCoreAudioDeviceInfo; -class CoreAudioRingBuffer; - -class QDarwinAudioSinkBuffer : public QObject -{ - Q_OBJECT - -public: - QDarwinAudioSinkBuffer(int bufferSize, int maxPeriodSize, QAudioFormat const& audioFormat); - ~QDarwinAudioSinkBuffer(); - - qint64 readFrames(char *data, qint64 maxFrames); - qint64 writeBytes(const char *data, qint64 maxSize); - - int available() const; - void reset(); - - void setPrefetchDevice(QIODevice *device); - - void startFillTimer(); - void stopFillTimer(); - -signals: - void readyRead(); - -private slots: - void fillBuffer(); - -private: - bool m_deviceError; - int m_maxPeriodSize; - int m_bytesPerFrame; - int m_periodTime; - QIODevice *m_device; - QTimer *m_fillTimer; - CoreAudioRingBuffer *m_buffer; -}; - -class QDarwinAudioSinkDevice : public QIODevice -{ -public: - QDarwinAudioSinkDevice(QDarwinAudioSinkBuffer *audioBuffer, QObject *parent); - - qint64 readData(char *data, qint64 len); - qint64 writeData(const char *data, qint64 len); - - bool isSequential() const { return true; } - -private: - QDarwinAudioSinkBuffer *m_audioBuffer; -}; - - -class QDarwinAudioSink : public QPlatformAudioSink -{ - Q_OBJECT - -public: - QDarwinAudioSink(const QAudioDevice &device); - ~QDarwinAudioSink(); - - void start(QIODevice *device); - QIODevice *start(); - void stop(); - void reset(); - void suspend(); - void resume(); - qsizetype bytesFree() const; - void setBufferSize(qsizetype value); - qsizetype bufferSize() const; - qint64 processedUSecs() const; - QAudio::Error error() const; - QAudio::State state() const; - void setFormat(const QAudioFormat &format); - QAudioFormat format() const; - - void setVolume(qreal volume); - qreal volume() const; - -private slots: - void deviceStopped(); - void inputReady(); - -private: - enum { - Running, - Draining, - Stopped - }; - - static OSStatus renderCallback(void *inRefCon, - AudioUnitRenderActionFlags *ioActionFlags, - const AudioTimeStamp *inTimeStamp, - UInt32 inBusNumber, - UInt32 inNumberFrames, - AudioBufferList *ioData); - - bool open(); - void close(); - void audioThreadStart(); - void audioThreadStop(); - void audioThreadDrain(); - void audioDeviceStop(); - void audioDeviceIdle(); - void audioDeviceError(); - - void startTimers(); - void stopTimers(); - - QAudioDevice m_audioDeviceInfo; - QByteArray m_device; - - static constexpr int DEFAULT_BUFFER_SIZE = 8 * 1024; - - bool m_isOpen = false; - int m_internalBufferSize = DEFAULT_BUFFER_SIZE; - int m_periodSizeBytes = 0; - qint64 m_totalFrames = 0; - QAudioFormat m_audioFormat; - QIODevice *m_audioIO = nullptr; -#if defined(Q_OS_MACOS) - AudioDeviceID m_audioDeviceId; -#endif - AudioUnit m_audioUnit = 0; - Float64 m_clockFrequency = 0; - AudioStreamBasicDescription m_streamFormat; - QDarwinAudioSinkBuffer *m_audioBuffer = nullptr; - QAtomicInt m_audioThreadState; - QWaitCondition m_threadFinished; - QMutex m_mutex; - qreal m_cachedVolume = 1.; -#if defined(Q_OS_MACOS) - qreal m_volume = 1.; -#endif - bool m_pullMode = false; - - QAudio::Error m_errorCode = QAudio::NoError; - QAudio::State m_stateCode = QAudio::StoppedState; -}; - -QT_END_NAMESPACE - -#endif // IOSAUDIOOUTPUT_H |