diff options
Diffstat (limited to 'src/plugins/qnx/audio/qnxaudiodeviceinfo.cpp')
-rw-r--r-- | src/plugins/qnx/audio/qnxaudiodeviceinfo.cpp | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/src/plugins/qnx/audio/qnxaudiodeviceinfo.cpp b/src/plugins/qnx/audio/qnxaudiodeviceinfo.cpp deleted file mode 100644 index ce8083573..000000000 --- a/src/plugins/qnx/audio/qnxaudiodeviceinfo.cpp +++ /dev/null @@ -1,150 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Research In Motion -** Contact: http://www.qt-project.org/legal -** -** 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 Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional -** rights. These rights are described in the Digia 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. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qnxaudiodeviceinfo.h" - -#include "qnxaudioutils.h" - -#include <sys/asoundlib.h> - -QT_BEGIN_NAMESPACE - -QnxAudioDeviceInfo::QnxAudioDeviceInfo(const QString &deviceName, QAudio::Mode mode) - : m_name(deviceName), - m_mode(mode) -{ -} - -QnxAudioDeviceInfo::~QnxAudioDeviceInfo() -{ -} - -QAudioFormat QnxAudioDeviceInfo::preferredFormat() const -{ - QAudioFormat format; - if (m_mode == QAudio::AudioOutput) { - format.setSampleRate(44100); - format.setChannelCount(2); - format.setByteOrder(QAudioFormat::LittleEndian); - format.setSampleType(QAudioFormat::SignedInt); - format.setSampleSize(16); - format.setCodec(QLatin1String("audio/pcm")); - } else { - format.setSampleRate(8000); - format.setChannelCount(1); - format.setSampleType(QAudioFormat::UnSignedInt); - format.setSampleSize(8); - format.setCodec(QLatin1String("audio/pcm")); - if (!isFormatSupported(format)) { - format.setChannelCount(2); - format.setSampleSize(16); - format.setSampleType(QAudioFormat::SignedInt); - } - } - return format; -} - -bool QnxAudioDeviceInfo::isFormatSupported(const QAudioFormat &format) const -{ - if (!format.codec().startsWith(QLatin1String("audio/pcm"))) - return false; - - const int pcmMode = (m_mode == QAudio::AudioOutput) ? SND_PCM_OPEN_PLAYBACK : SND_PCM_OPEN_CAPTURE; - snd_pcm_t *handle; - - int card = 0; - int device = 0; - if (snd_pcm_open_preferred(&handle, &card, &device, pcmMode) < 0) - return false; - - snd_pcm_channel_info_t info; - memset (&info, 0, sizeof(info)); - info.channel = (m_mode == QAudio::AudioOutput) ? SND_PCM_CHANNEL_PLAYBACK : SND_PCM_CHANNEL_CAPTURE; - - if (snd_pcm_plugin_info(handle, &info) < 0) { - qWarning("QAudioDeviceInfo: couldn't get channel info"); - snd_pcm_close(handle); - return false; - } - - snd_pcm_channel_params_t params = QnxAudioUtils::formatToChannelParams(format, m_mode, info.max_fragment_size); - const int errorCode = snd_pcm_plugin_params(handle, ¶ms); - snd_pcm_close(handle); - - return errorCode == 0; -} - -QString QnxAudioDeviceInfo::deviceName() const -{ - return m_name; -} - -QStringList QnxAudioDeviceInfo::supportedCodecs() -{ - return QStringList() << QLatin1String("audio/pcm"); -} - -QList<int> QnxAudioDeviceInfo::supportedSampleRates() -{ - return QList<int>() << 8000 << 11025 << 22050 << 44100 << 48000; -} - -QList<int> QnxAudioDeviceInfo::supportedChannelCounts() -{ - return QList<int>() << 1 << 2; -} - -QList<int> QnxAudioDeviceInfo::supportedSampleSizes() -{ - return QList<int>() << 8 << 16 << 32; -} - -QList<QAudioFormat::Endian> QnxAudioDeviceInfo::supportedByteOrders() -{ - return QList<QAudioFormat::Endian>() << QAudioFormat::LittleEndian << QAudioFormat::BigEndian; -} - -QList<QAudioFormat::SampleType> QnxAudioDeviceInfo::supportedSampleTypes() -{ - return QList<QAudioFormat::SampleType>() << QAudioFormat::SignedInt << QAudioFormat::UnSignedInt << QAudioFormat::Float; -} - -QT_END_NAMESPACE |