Initial copy of QtMultimediaKit.
Comes from original repo, with SHA1: 2c82d5611655e5967f5c5095af50c0991c4378b2
This commit is contained in:
Michael Goddard
167
src/multimediakit/audio/qaudiooutput_win32_p.h
Normal file
167
src/multimediakit/audio/qaudiooutput_win32_p.h
Normal file
@@ -0,0 +1,167 @@
|
||||
/****************************************************************************
|
||||
**
|
||||
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
|
||||
** All rights reserved.
|
||||
** Contact: Nokia Corporation (qt-info@nokia.com)
|
||||
**
|
||||
** This file is part of the Qt Mobility Components.
|
||||
**
|
||||
** $QT_BEGIN_LICENSE:LGPL$
|
||||
** 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 QAUDIOOUTPUTWIN_H
|
||||
#define QAUDIOOUTPUTWIN_H
|
||||
|
||||
#include <windows.h>
|
||||
#include <mmsystem.h>
|
||||
|
||||
#include <QtCore/qdebug.h>
|
||||
#include <QtCore/qtimer.h>
|
||||
#include <QtCore/qstring.h>
|
||||
#include <QtCore/qstringlist.h>
|
||||
#include <QtCore/qdatetime.h>
|
||||
#include <QtCore/qmutex.h>
|
||||
|
||||
#include <qaudio.h>
|
||||
#include <qaudiodeviceinfo.h>
|
||||
#include <qaudiosystem.h>
|
||||
|
||||
// For compat with 4.6
|
||||
#if !defined(QT_WIN_CALLBACK)
|
||||
# if defined(Q_CC_MINGW)
|
||||
# define QT_WIN_CALLBACK CALLBACK __attribute__ ((force_align_arg_pointer))
|
||||
# else
|
||||
# define QT_WIN_CALLBACK CALLBACK
|
||||
# endif
|
||||
#endif
|
||||
|
||||
QT_BEGIN_NAMESPACE
|
||||
|
||||
class QAudioOutputPrivate : public QAbstractAudioOutput
|
||||
{
|
||||
Q_OBJECT
|
||||
public:
|
||||
QAudioOutputPrivate(const QByteArray &device);
|
||||
~QAudioOutputPrivate();
|
||||
|
||||
qint64 write( const char *data, qint64 len );
|
||||
|
||||
void setFormat(const QAudioFormat& fmt);
|
||||
QAudioFormat format() const;
|
||||
QIODevice* start();
|
||||
void start(QIODevice* device);
|
||||
void stop();
|
||||
void reset();
|
||||
void suspend();
|
||||
void resume();
|
||||
int bytesFree() 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;
|
||||
|
||||
QIODevice* audioSource;
|
||||
QAudioFormat settings;
|
||||
QAudio::Error errorState;
|
||||
QAudio::State deviceState;
|
||||
|
||||
private slots:
|
||||
void feedback();
|
||||
bool deviceReady();
|
||||
|
||||
private:
|
||||
QByteArray m_device;
|
||||
bool resuming;
|
||||
int bytesAvailable;
|
||||
QTime timeStamp;
|
||||
qint64 elapsedTimeOffset;
|
||||
QTime timeStampOpened;
|
||||
qint32 buffer_size;
|
||||
qint32 period_size;
|
||||
qint64 totalTimeValue;
|
||||
bool pullMode;
|
||||
int intervalTime;
|
||||
static void QT_WIN_CALLBACK waveOutProc( HWAVEOUT hWaveOut, UINT uMsg,
|
||||
DWORD dwInstance, DWORD dwParam1, DWORD dwParam2 );
|
||||
|
||||
QMutex mutex;
|
||||
|
||||
WAVEHDR* allocateBlocks(int size, int count);
|
||||
void freeBlocks(WAVEHDR* blockArray);
|
||||
bool open();
|
||||
void close();
|
||||
|
||||
WAVEFORMATEX wfx;
|
||||
HWAVEOUT hWaveOut;
|
||||
MMRESULT result;
|
||||
WAVEHDR header;
|
||||
WAVEHDR* waveBlocks;
|
||||
volatile bool finished;
|
||||
volatile int waveFreeBlockCount;
|
||||
int waveCurrentBlock;
|
||||
char* audioBuffer;
|
||||
};
|
||||
|
||||
class OutputPrivate : public QIODevice
|
||||
{
|
||||
Q_OBJECT
|
||||
public:
|
||||
OutputPrivate(QAudioOutputPrivate* audio);
|
||||
~OutputPrivate();
|
||||
|
||||
qint64 readData( char* data, qint64 len);
|
||||
qint64 writeData(const char* data, qint64 len);
|
||||
|
||||
private:
|
||||
QAudioOutputPrivate *audioDevice;
|
||||
};
|
||||
|
||||
QT_END_NAMESPACE
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user