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Diffstat (limited to 'src/plugins/coreaudio/coreaudioinput.h')
| -rw-r--r-- | src/plugins/coreaudio/coreaudioinput.h | 266 |
1 files changed, 0 insertions, 266 deletions
diff --git a/src/plugins/coreaudio/coreaudioinput.h b/src/plugins/coreaudio/coreaudioinput.h deleted file mode 100644 index 40455b3db..000000000 --- a/src/plugins/coreaudio/coreaudioinput.h +++ /dev/null @@ -1,266 +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 IOSAUDIOINPUT_H -#define IOSAUDIOINPUT_H - -#include <qaudiosystem.h> -#include <AudioUnit/AudioUnit.h> -#include <CoreAudio/CoreAudioTypes.h> -#include <AudioToolbox/AudioToolbox.h> - -#include <QtCore/QIODevice> -#include <QtCore/QWaitCondition> -#include <QtCore/QMutex> -#include <QtCore/QTimer> - -QT_BEGIN_NAMESPACE - -class CoreAudioRingBuffer; -class CoreAudioPacketFeeder; -class CoreAudioInputBuffer; -class CoreAudioInputDevice; - -class CoreAudioBufferList -{ -public: - CoreAudioBufferList(AudioStreamBasicDescription const& streamFormat); - CoreAudioBufferList(AudioStreamBasicDescription const& streamFormat, char *buffer, int bufferSize); - CoreAudioBufferList(AudioStreamBasicDescription const& streamFormat, int framesToBuffer); - - ~CoreAudioBufferList(); - - AudioBufferList* audioBufferList() const { return m_bufferList; } - char *data(int buffer = 0) const; - qint64 bufferSize(int buffer = 0) const; - int frameCount(int buffer = 0) const; - int packetCount(int buffer = 0) const; - int packetSize() const; - void reset(); - -private: - bool m_owner; - int m_dataSize; - AudioStreamBasicDescription m_streamDescription; - AudioBufferList *m_bufferList; -}; - -class CoreAudioPacketFeeder -{ -public: - CoreAudioPacketFeeder(CoreAudioBufferList *abl); - - bool feed(AudioBufferList& dst, UInt32& packetCount); - bool empty() const; - -private: - UInt32 m_totalPackets; - UInt32 m_position; - CoreAudioBufferList *m_audioBufferList; -}; - -class CoreAudioInputBuffer : public QObject -{ - Q_OBJECT - -public: - CoreAudioInputBuffer(int bufferSize, - int maxPeriodSize, - AudioStreamBasicDescription const& inputFormat, - AudioStreamBasicDescription const& outputFormat, - QObject *parent); - - ~CoreAudioInputBuffer(); - - qreal volume() const; - void setVolume(qreal v); - - qint64 renderFromDevice(AudioUnit audioUnit, - AudioUnitRenderActionFlags *ioActionFlags, - const AudioTimeStamp *inTimeStamp, - UInt32 inBusNumber, - UInt32 inNumberFrames); - - qint64 readBytes(char *data, qint64 len); - - void setFlushDevice(QIODevice *device); - - void startFlushTimer(); - void stopFlushTimer(); - - void flush(bool all = false); - void reset(); - int available() const; - int used() const; - -signals: - void readyRead(); - -private slots: - void flushBuffer(); - -private: - bool m_deviceError; - int m_maxPeriodSize; - int m_periodTime; - QIODevice *m_device; - QTimer *m_flushTimer; - CoreAudioRingBuffer *m_buffer; - CoreAudioBufferList *m_inputBufferList; - AudioConverterRef m_audioConverter; - AudioStreamBasicDescription m_inputFormat; - AudioStreamBasicDescription m_outputFormat; - QAudioFormat m_qFormat; - qreal m_volume; - - const static OSStatus as_empty = 'qtem'; - - // Converter callback - static OSStatus converterCallback(AudioConverterRef inAudioConverter, - UInt32 *ioNumberDataPackets, - AudioBufferList *ioData, - AudioStreamPacketDescription **outDataPacketDescription, - void *inUserData); -}; - -class CoreAudioInputDevice : public QIODevice -{ - Q_OBJECT - -public: - CoreAudioInputDevice(CoreAudioInputBuffer *audioBuffer, QObject *parent); - - qint64 readData(char *data, qint64 len); - qint64 writeData(const char *data, qint64 len); - - bool isSequential() const { return true; } - -private: - CoreAudioInputBuffer *m_audioBuffer; -}; - -class CoreAudioInput : public QAbstractAudioInput -{ - Q_OBJECT - -public: - CoreAudioInput(const QByteArray &device); - ~CoreAudioInput(); - - void start(QIODevice *device); - QIODevice *start(); - void stop(); - void reset(); - void suspend(); - void resume(); - int bytesReady() const; - int periodSize() const; - void setBufferSize(int value); - int bufferSize() const; - void setNotifyInterval(int milliSeconds); - int notifyInterval() const; - qint64 processedUSecs() const; - qint64 elapsedUSecs() 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 deviceStoppped(); - -private: - enum { - Running, - Stopped - }; - - bool open(); - void close(); - - void audioThreadStart(); - void audioThreadStop(); - - void audioDeviceStop(); - void audioDeviceActive(); - void audioDeviceFull(); - void audioDeviceError(); - - void startTimers(); - void stopTimers(); - - // Input callback - static OSStatus inputCallback(void *inRefCon, - AudioUnitRenderActionFlags *ioActionFlags, - const AudioTimeStamp *inTimeStamp, - UInt32 inBusNumber, - UInt32 inNumberFrames, - AudioBufferList *ioData); - - QByteArray m_device; - bool m_isOpen; - int m_periodSizeBytes; - int m_internalBufferSize; - qint64 m_totalFrames; - QAudioFormat m_audioFormat; - QIODevice *m_audioIO; - AudioUnit m_audioUnit; -#if defined(Q_OS_OSX) - AudioDeviceID m_audioDeviceId; -#endif - Float64 m_clockFrequency; - UInt64 m_startTime; - QAudio::Error m_errorCode; - QAudio::State m_stateCode; - CoreAudioInputBuffer *m_audioBuffer; - QMutex m_mutex; - QWaitCondition m_threadFinished; - QAtomicInt m_audioThreadState; - QTimer *m_intervalTimer; - AudioStreamBasicDescription m_streamFormat; - AudioStreamBasicDescription m_deviceFormat; - QAbstractAudioDeviceInfo *m_audioDeviceInfo; - qreal m_volume; -}; - -QT_END_NAMESPACE - -#endif // IOSAUDIOINPUT_H |