| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). |
| ** All rights reserved. |
| ** Contact: Nokia Corporation (qt-info@nokia.com) |
| ** |
| ** This file is part of the QtMultimedia module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** GNU Lesser General Public License Usage |
| ** This file may be used under the terms of the GNU Lesser General Public |
| ** License version 2.1 as published by the Free Software Foundation and |
| ** appearing in the file LICENSE.LGPL included in the packaging of this |
| ** file. Please review the following information to ensure the GNU Lesser |
| ** General Public License version 2.1 requirements will be met: |
| ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
| ** |
| ** In addition, as a special exception, Nokia gives you certain additional |
| ** rights. These rights are described in the Nokia Qt LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU General |
| ** Public License version 3.0 as published by the Free Software Foundation |
| ** and appearing in the file LICENSE.GPL included in the packaging of this |
| ** file. Please review the following information to ensure the GNU General |
| ** Public License version 3.0 requirements will be met: |
| ** http://www.gnu.org/copyleft/gpl.html. |
| ** |
| ** Other Usage |
| ** Alternatively, this file may be used in accordance with the terms and |
| ** conditions contained in a signed written agreement between you and Nokia. |
| ** |
| ** |
| ** |
| ** |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists for the convenience |
| // of other Qt classes. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| |
| #ifndef QAUDIOINPUT_MAC_P_H |
| #define QAUDIOINPUT_MAC_P_H |
| |
| #include <CoreServices/CoreServices.h> |
| #include <CoreAudio/CoreAudio.h> |
| #include <AudioUnit/AudioUnit.h> |
| #include <AudioToolbox/AudioToolbox.h> |
| |
| #include <QtCore/qobject.h> |
| #include <QtCore/qmutex.h> |
| #include <QtCore/qwaitcondition.h> |
| #include <QtCore/qatomic.h> |
| |
| #include <QtMultimedia/qaudio.h> |
| #include <QtMultimedia/qaudioformat.h> |
| #include <QtMultimedia/qaudioengine.h> |
| |
| QT_BEGIN_HEADER |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QTimer; |
| class QIODevice; |
| class QAbstractAudioDeviceInfo; |
| |
| namespace QtMultimediaInternal |
| { |
| class QAudioInputBuffer; |
| } |
| |
| class QAudioInputPrivate : public QAbstractAudioInput |
| { |
| Q_OBJECT |
| |
| public: |
| bool isOpen; |
| int periodSizeBytes; |
| int internalBufferSize; |
| qint64 totalFrames; |
| QAudioFormat audioFormat; |
| QIODevice* audioIO; |
| AudioUnit audioUnit; |
| AudioDeviceID audioDeviceId; |
| Float64 clockFrequency; |
| UInt64 startTime; |
| QAudio::Error errorCode; |
| QAudio::State stateCode; |
| QtMultimediaInternal::QAudioInputBuffer* audioBuffer; |
| QMutex mutex; |
| QWaitCondition threadFinished; |
| QAtomicInt audioThreadState; |
| QTimer* intervalTimer; |
| AudioStreamBasicDescription streamFormat; |
| AudioStreamBasicDescription deviceFormat; |
| QAbstractAudioDeviceInfo *audioDeviceInfo; |
| |
| QAudioInputPrivate(const QByteArray& device, QAudioFormat const& format); |
| ~QAudioInputPrivate(); |
| |
| bool open(); |
| void close(); |
| |
| QAudioFormat format() const; |
| |
| QIODevice* start(QIODevice* device); |
| void stop(); |
| void reset(); |
| void suspend(); |
| void resume(); |
| void idle(); |
| |
| 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 audioThreadStart(); |
| void audioThreadStop(); |
| |
| void audioDeviceStop(); |
| void audioDeviceFull(); |
| void audioDeviceError(); |
| |
| void startTimers(); |
| void stopTimers(); |
| |
| private slots: |
| void deviceStopped(); |
| |
| private: |
| enum { Running, Stopped }; |
| |
| // Input callback |
| static OSStatus inputCallback(void* inRefCon, |
| AudioUnitRenderActionFlags* ioActionFlags, |
| const AudioTimeStamp* inTimeStamp, |
| UInt32 inBusNumber, |
| UInt32 inNumberFrames, |
| AudioBufferList* ioData); |
| }; |
| |
| QT_END_NAMESPACE |
| |
| QT_END_HEADER |
| |
| #endif // QAUDIOINPUT_MAC_P_H |