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Diffstat (limited to 'src/multimedia/platform/windows/audio/qwindowsaudiodevice.cpp')
| -rw-r--r-- | src/multimedia/platform/windows/audio/qwindowsaudiodevice.cpp | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/src/multimedia/platform/windows/audio/qwindowsaudiodevice.cpp b/src/multimedia/platform/windows/audio/qwindowsaudiodevice.cpp deleted file mode 100644 index 793d1472f..000000000 --- a/src/multimedia/platform/windows/audio/qwindowsaudiodevice.cpp +++ /dev/null @@ -1,230 +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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -// -// 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. -// -// INTERNAL USE ONLY: Do NOT use for any other purpose. -// - - -#include <QtCore/qt_windows.h> -#include <QtCore/QDataStream> -#include <QtCore/QIODevice> -#include <mmsystem.h> -#include "qwindowsaudiodevice_p.h" -#include "qwindowsaudioutils_p.h" - -QT_BEGIN_NAMESPACE - -QWindowsAudioDeviceInfo::QWindowsAudioDeviceInfo(QByteArray dev, int waveID, const QString &description, QAudioDevice::Mode mode) - : QAudioDevicePrivate(dev, mode), - devId(waveID) -{ - this->description = description; - preferredFormat.setSampleRate(44100); - preferredFormat.setChannelCount(2); - preferredFormat.setSampleFormat(QAudioFormat::Int16); - - DWORD fmt = 0; - - if(mode == QAudioDevice::Output) { - WAVEOUTCAPS woc; - if (waveOutGetDevCaps(devId, &woc, sizeof(WAVEOUTCAPS)) == MMSYSERR_NOERROR) - fmt = woc.dwFormats; - } else { - WAVEINCAPS woc; - if (waveInGetDevCaps(devId, &woc, sizeof(WAVEINCAPS)) == MMSYSERR_NOERROR) - fmt = woc.dwFormats; - } - - if (!fmt) - return; - - // Check sample size - if ((fmt & WAVE_FORMAT_1M08) - || (fmt & WAVE_FORMAT_1S08) - || (fmt & WAVE_FORMAT_2M08) - || (fmt & WAVE_FORMAT_2S08) - || (fmt & WAVE_FORMAT_4M08) - || (fmt & WAVE_FORMAT_4S08) - || (fmt & WAVE_FORMAT_48M08) - || (fmt & WAVE_FORMAT_48S08) - || (fmt & WAVE_FORMAT_96M08) - || (fmt & WAVE_FORMAT_96S08)) { - supportedSampleFormats.append(QAudioFormat::UInt8); - } - if ((fmt & WAVE_FORMAT_1M16) - || (fmt & WAVE_FORMAT_1S16) - || (fmt & WAVE_FORMAT_2M16) - || (fmt & WAVE_FORMAT_2S16) - || (fmt & WAVE_FORMAT_4M16) - || (fmt & WAVE_FORMAT_4S16) - || (fmt & WAVE_FORMAT_48M16) - || (fmt & WAVE_FORMAT_48S16) - || (fmt & WAVE_FORMAT_96M16) - || (fmt & WAVE_FORMAT_96S16)) { - supportedSampleFormats.append(QAudioFormat::Int16); - } - - minimumSampleRate = std::numeric_limits<int>::max(); - maximumSampleRate = 0; - // Check sample rate - if ((fmt & WAVE_FORMAT_1M08) - || (fmt & WAVE_FORMAT_1S08) - || (fmt & WAVE_FORMAT_1M16) - || (fmt & WAVE_FORMAT_1S16)) { - minimumSampleRate = qMin(minimumSampleRate, 11025); - maximumSampleRate = qMax(maximumSampleRate, 11025); - } - if ((fmt & WAVE_FORMAT_2M08) - || (fmt & WAVE_FORMAT_2S08) - || (fmt & WAVE_FORMAT_2M16) - || (fmt & WAVE_FORMAT_2S16)) { - minimumSampleRate = qMin(minimumSampleRate, 22050); - maximumSampleRate = qMax(maximumSampleRate, 22050); - } - if ((fmt & WAVE_FORMAT_4M08) - || (fmt & WAVE_FORMAT_4S08) - || (fmt & WAVE_FORMAT_4M16) - || (fmt & WAVE_FORMAT_4S16)) { - minimumSampleRate = qMin(minimumSampleRate, 44100); - maximumSampleRate = qMax(maximumSampleRate, 44100); - } - if ((fmt & WAVE_FORMAT_48M08) - || (fmt & WAVE_FORMAT_48S08) - || (fmt & WAVE_FORMAT_48M16) - || (fmt & WAVE_FORMAT_48S16)) { - minimumSampleRate = qMin(minimumSampleRate, 48000); - maximumSampleRate = qMax(maximumSampleRate, 48000); - } - if ((fmt & WAVE_FORMAT_96M08) - || (fmt & WAVE_FORMAT_96S08) - || (fmt & WAVE_FORMAT_96M16) - || (fmt & WAVE_FORMAT_96S16)) { - minimumSampleRate = qMin(minimumSampleRate, 96000); - maximumSampleRate = qMax(maximumSampleRate, 96000); - } - if (minimumSampleRate == std::numeric_limits<int>::max()) - minimumSampleRate = 0; - - minimumChannelCount = std::numeric_limits<int>::max(); - maximumChannelCount = 0; - // Check channel count - if (fmt & WAVE_FORMAT_1M08 - || fmt & WAVE_FORMAT_1M16 - || fmt & WAVE_FORMAT_2M08 - || fmt & WAVE_FORMAT_2M16 - || fmt & WAVE_FORMAT_4M08 - || fmt & WAVE_FORMAT_4M16 - || fmt & WAVE_FORMAT_48M08 - || fmt & WAVE_FORMAT_48M16 - || fmt & WAVE_FORMAT_96M08 - || fmt & WAVE_FORMAT_96M16) { - minimumChannelCount = 1; - maximumChannelCount = 1; - } - if (fmt & WAVE_FORMAT_1S08 - || fmt & WAVE_FORMAT_1S16 - || fmt & WAVE_FORMAT_2S08 - || fmt & WAVE_FORMAT_2S16 - || fmt & WAVE_FORMAT_4S08 - || fmt & WAVE_FORMAT_4S16 - || fmt & WAVE_FORMAT_48S08 - || fmt & WAVE_FORMAT_48S16 - || fmt & WAVE_FORMAT_96S08 - || fmt & WAVE_FORMAT_96S16) { - minimumChannelCount = qMin(minimumChannelCount, 2); - maximumChannelCount = qMax(maximumChannelCount, 2); - } - - if (minimumChannelCount == std::numeric_limits<int>::max()) - minimumChannelCount = 0; - - // WAVEOUTCAPS and WAVEINCAPS contains information only for the previously tested parameters. - // WaveOut and WaveInt might actually support more formats, the only way to know is to try - // opening the device with it. - QAudioFormat testFormat; - testFormat.setChannelCount(maximumChannelCount); - testFormat.setSampleRate(maximumSampleRate); - const QAudioFormat defaultTestFormat(testFormat); - - // Check if float samples are supported - testFormat.setSampleFormat(QAudioFormat::Float); - if (testSettings(testFormat)) - supportedSampleFormats.append(QAudioFormat::Float); - - // Check channel counts > 2 - testFormat = defaultTestFormat; - for (int i = 18; i > 2; --i) { // <mmreg.h> defines 18 different channels - testFormat.setChannelCount(i); - if (testSettings(testFormat)) { - maximumChannelCount = i; - break; - } - } -} - -QWindowsAudioDeviceInfo::~QWindowsAudioDeviceInfo() -{ -} - -bool QWindowsAudioDeviceInfo::testSettings(const QAudioFormat& format) const -{ - WAVEFORMATEXTENSIBLE wfx; - if (qt_convertFormat(format, &wfx)) { - // query only, do not open device - if (mode == QAudioDevice::Output) { - return (waveOutOpen(NULL, UINT_PTR(devId), &wfx.Format, 0, 0, - WAVE_FORMAT_QUERY) == MMSYSERR_NOERROR); - } else { // AudioInput - return (waveInOpen(NULL, UINT_PTR(devId), &wfx.Format, 0, 0, - WAVE_FORMAT_QUERY) == MMSYSERR_NOERROR); - } - } - - return false; -} - -QT_END_NAMESPACE |