diff options
Diffstat (limited to 'src/plugins/avfoundation/camera/avfaudioencodersettingscontrol.mm')
| -rw-r--r-- | src/plugins/avfoundation/camera/avfaudioencodersettingscontrol.mm | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/src/plugins/avfoundation/camera/avfaudioencodersettingscontrol.mm b/src/plugins/avfoundation/camera/avfaudioencodersettingscontrol.mm deleted file mode 100644 index 1aeb44ff6..000000000 --- a/src/plugins/avfoundation/camera/avfaudioencodersettingscontrol.mm +++ /dev/null @@ -1,226 +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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "avfaudioencodersettingscontrol.h" - -#include "avfcameraservice.h" -#include "avfcamerasession.h" - -#include <AVFoundation/AVFoundation.h> -#include <CoreAudio/CoreAudioTypes.h> - -QT_BEGIN_NAMESPACE - -struct AudioCodecInfo -{ - QString description; - int id; - - AudioCodecInfo() : id(0) { } - AudioCodecInfo(const QString &desc, int i) - : description(desc), id(i) - { } -}; - -typedef QMap<QString, AudioCodecInfo> SupportedAudioCodecs; -Q_GLOBAL_STATIC_WITH_ARGS(QString , defaultCodec, (QLatin1String("aac"))) -Q_GLOBAL_STATIC(SupportedAudioCodecs, supportedCodecs) - -AVFAudioEncoderSettingsControl::AVFAudioEncoderSettingsControl(AVFCameraService *service) - : QAudioEncoderSettingsControl() - , m_service(service) -{ - if (supportedCodecs->isEmpty()) { - supportedCodecs->insert(QStringLiteral("lpcm"), - AudioCodecInfo(QStringLiteral("Linear PCM"), - kAudioFormatLinearPCM)); - supportedCodecs->insert(QStringLiteral("ulaw"), - AudioCodecInfo(QStringLiteral("PCM Mu-Law 2:1"), - kAudioFormatULaw)); - supportedCodecs->insert(QStringLiteral("alaw"), - AudioCodecInfo(QStringLiteral("PCM A-Law 2:1"), - kAudioFormatALaw)); - supportedCodecs->insert(QStringLiteral("ima4"), - AudioCodecInfo(QStringLiteral("IMA 4:1 ADPCM"), - kAudioFormatAppleIMA4)); - supportedCodecs->insert(QStringLiteral("alac"), - AudioCodecInfo(QStringLiteral("Apple Lossless Audio Codec"), - kAudioFormatAppleLossless)); - supportedCodecs->insert(QStringLiteral("aac"), - AudioCodecInfo(QStringLiteral("MPEG-4 Low Complexity AAC"), - kAudioFormatMPEG4AAC)); - supportedCodecs->insert(QStringLiteral("aach"), - AudioCodecInfo(QStringLiteral("MPEG-4 High Efficiency AAC"), - kAudioFormatMPEG4AAC_HE)); - supportedCodecs->insert(QStringLiteral("aacl"), - AudioCodecInfo(QStringLiteral("MPEG-4 AAC Low Delay"), - kAudioFormatMPEG4AAC_LD)); - supportedCodecs->insert(QStringLiteral("aace"), - AudioCodecInfo(QStringLiteral("MPEG-4 AAC Enhanced Low Delay"), - kAudioFormatMPEG4AAC_ELD)); - supportedCodecs->insert(QStringLiteral("aacf"), - AudioCodecInfo(QStringLiteral("MPEG-4 AAC Enhanced Low Delay with SBR"), - kAudioFormatMPEG4AAC_ELD_SBR)); - supportedCodecs->insert(QStringLiteral("aacp"), - AudioCodecInfo(QStringLiteral("MPEG-4 HE AAC V2"), - kAudioFormatMPEG4AAC_HE_V2)); - supportedCodecs->insert(QStringLiteral("ilbc"), - AudioCodecInfo(QStringLiteral("iLBC"), - kAudioFormatiLBC)); - } -} - -QStringList AVFAudioEncoderSettingsControl::supportedAudioCodecs() const -{ - return supportedCodecs->keys(); -} - -QString AVFAudioEncoderSettingsControl::codecDescription(const QString &codecName) const -{ - return supportedCodecs->value(codecName).description; -} - -QList<int> AVFAudioEncoderSettingsControl::supportedSampleRates(const QAudioEncoderSettings &settings, bool *continuous) const -{ - Q_UNUSED(settings); - - if (continuous) - *continuous = true; - - return QList<int>() << 8000 << 96000; -} - -QAudioEncoderSettings AVFAudioEncoderSettingsControl::audioSettings() const -{ - return m_actualSettings; -} - -void AVFAudioEncoderSettingsControl::setAudioSettings(const QAudioEncoderSettings &settings) -{ - if (m_requestedSettings == settings) - return; - - m_requestedSettings = m_actualSettings = settings; -} - -NSDictionary *AVFAudioEncoderSettingsControl::applySettings() -{ - if (m_service->session()->state() != QCamera::LoadedState && - m_service->session()->state() != QCamera::ActiveState) { - return nil; - } - - NSMutableDictionary *settings = [NSMutableDictionary dictionary]; - - QString codec = m_requestedSettings.codec().isEmpty() ? *defaultCodec : m_requestedSettings.codec(); - if (!supportedCodecs->contains(codec)) { - qWarning("Unsupported codec: '%s'", codec.toLocal8Bit().constData()); - codec = *defaultCodec; - } - [settings setObject:[NSNumber numberWithInt:supportedCodecs->value(codec).id] forKey:AVFormatIDKey]; - m_actualSettings.setCodec(codec); - -#ifdef Q_OS_OSX - if (m_requestedSettings.encodingMode() == QMultimedia::ConstantQualityEncoding) { - int quality; - switch (m_requestedSettings.quality()) { - case QMultimedia::VeryLowQuality: - quality = AVAudioQualityMin; - break; - case QMultimedia::LowQuality: - quality = AVAudioQualityLow; - break; - case QMultimedia::HighQuality: - quality = AVAudioQualityHigh; - break; - case QMultimedia::VeryHighQuality: - quality = AVAudioQualityMax; - break; - case QMultimedia::NormalQuality: - default: - quality = AVAudioQualityMedium; - break; - } - [settings setObject:[NSNumber numberWithInt:quality] forKey:AVEncoderAudioQualityKey]; - - } else -#endif - if (m_requestedSettings.bitRate() > 0){ - [settings setObject:[NSNumber numberWithInt:m_requestedSettings.bitRate()] forKey:AVEncoderBitRateKey]; - } - - int sampleRate = m_requestedSettings.sampleRate(); - int channelCount = m_requestedSettings.channelCount(); - -#ifdef Q_OS_IOS - // Some keys are mandatory only on iOS - if (codec == QLatin1String("lpcm")) { - [settings setObject:[NSNumber numberWithInt:16] forKey:AVLinearPCMBitDepthKey]; - [settings setObject:[NSNumber numberWithInt:NO] forKey:AVLinearPCMIsBigEndianKey]; - [settings setObject:[NSNumber numberWithInt:NO] forKey:AVLinearPCMIsFloatKey]; - [settings setObject:[NSNumber numberWithInt:NO] forKey:AVLinearPCMIsNonInterleaved]; - } - - if (codec == QLatin1String("alac")) - [settings setObject:[NSNumber numberWithInt:24] forKey:AVEncoderBitDepthHintKey]; - - if (sampleRate <= 0) - sampleRate = codec == QLatin1String("ilbc") ? 8000 : 44100; - if (channelCount <= 0) - channelCount = codec == QLatin1String("ilbc") ? 1 : 2; -#endif - - if (sampleRate > 0) { - [settings setObject:[NSNumber numberWithInt:sampleRate] forKey:AVSampleRateKey]; - m_actualSettings.setSampleRate(sampleRate); - } - if (channelCount > 0) { - [settings setObject:[NSNumber numberWithInt:channelCount] forKey:AVNumberOfChannelsKey]; - m_actualSettings.setChannelCount(channelCount); - } - - return settings; -} - -void AVFAudioEncoderSettingsControl::unapplySettings() -{ - m_actualSettings = m_requestedSettings; -} - -QT_END_NAMESPACE |