diff options
Diffstat (limited to 'src/multimedia/windows/qwindowsaudiosource_p.h')
| -rw-r--r-- | src/multimedia/windows/qwindowsaudiosource_p.h | 136 |
1 files changed, 31 insertions, 105 deletions
diff --git a/src/multimedia/windows/qwindowsaudiosource_p.h b/src/multimedia/windows/qwindowsaudiosource_p.h index 17bbdaaee..68d57bbe1 100644 --- a/src/multimedia/windows/qwindowsaudiosource_p.h +++ b/src/multimedia/windows/qwindowsaudiosource_p.h @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only // // W A R N I N G @@ -60,29 +24,26 @@ #include <QtCore/qstringlist.h> #include <QtCore/qdatetime.h> #include <QtCore/qmutex.h> +#include <QtCore/qbytearray.h> #include <QtMultimedia/qaudio.h> #include <QtMultimedia/qaudiodevice.h> #include <private/qaudiosystem_p.h> +#include <qwindowsresampler_p.h> -QT_BEGIN_NAMESPACE - +struct IMMDevice; +struct IAudioClient; +struct IAudioCaptureClient; -// 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 QTimer; class QWindowsAudioSource : public QPlatformAudioSource { Q_OBJECT public: - QWindowsAudioSource(int deviceId); + QWindowsAudioSource(ComPtr<IMMDevice> device, QObject *parent); ~QWindowsAudioSource(); qint64 read(char* data, qint64 len); @@ -104,65 +65,30 @@ public: void setVolume(qreal volume) override; qreal volume() const override; - QIODevice* audioSource; - QAudioFormat settings; - QAudio::Error errorState; - QAudio::State deviceState; - private: - qint32 buffer_size; - qint32 period_size; - qint32 header; - int m_deviceId; - int bytesAvailable; - qint64 elapsedTimeOffset; - qint64 totalTimeValue; - bool pullMode; - bool resuming; - WAVEFORMATEXTENSIBLE wfx; - HWAVEIN hWaveIn; - MMRESULT result; - WAVEHDR* waveBlocks; - volatile bool finished; - volatile int waveFreeBlockCount; - int waveBlockOffset; - - QMutex mutex; - static void QT_WIN_CALLBACK waveInProc( HWAVEIN hWaveIn, UINT uMsg, - DWORD_PTR dwInstance, DWORD_PTR dwParam1, DWORD_PTR dwParam2 ); - - WAVEHDR* allocateBlocks(int size, int count); - void freeBlocks(WAVEHDR* blockArray); + void deviceStateChange(QAudio::State state, QAudio::Error error); + void pullCaptureClient(); + void schedulePull(); + QByteArray readCaptureClientBuffer(); + + QTimer *m_timer = nullptr; + ComPtr<IMMDevice> m_device; + ComPtr<IAudioClient> m_audioClient; + ComPtr<IAudioCaptureClient> m_captureClient; + QWindowsResampler m_resampler; + int m_bufferSize = 0; + qreal m_volume = 1.0; + + QIODevice* m_ourSink = nullptr; + QIODevice* m_clientSink = nullptr; + QAudioFormat m_format; + QAudio::Error m_errorState = QAudio::NoError; + QAudio::State m_deviceState = QAudio::StoppedState; + + QByteArray m_clientBufferResidue; + bool open(); void close(); - - void initMixer(); - void closeMixer(); - HMIXEROBJ mixerID; - MIXERLINECONTROLS mixerLineControls; - qreal cachedVolume; - -private slots: - void feedback(); - bool deviceReady(); - -signals: - void processMore(); -}; - -class InputPrivate : public QIODevice -{ - Q_OBJECT -public: - InputPrivate(QWindowsAudioSource* audio); - ~InputPrivate(); - - qint64 readData( char* data, qint64 len) override; - qint64 writeData(const char* data, qint64 len) override; - - void trigger(); -private: - QWindowsAudioSource *audioDevice; }; QT_END_NAMESPACE |