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author | Justin McPherson <justin.mcpherson@nokia.com> | 2010-04-15 09:08:00 (GMT) |
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committer | Justin McPherson <justin.mcpherson@nokia.com> | 2010-04-15 09:08:00 (GMT) |
commit | e85223d233c0e1d6beca748332b8fbaba3ebbf2d (patch) | |
tree | 3f6b3df4e7255403ed1b26413240ea7008bf5883 /src/multimedia/audio/qaudio_symbian_p.h | |
parent | 29bb0a4f0fc135337658e5fa273edb06eefaae3d (diff) | |
download | Qt-e85223d233c0e1d6beca748332b8fbaba3ebbf2d.zip Qt-e85223d233c0e1d6beca748332b8fbaba3ebbf2d.tar.gz Qt-e85223d233c0e1d6beca748332b8fbaba3ebbf2d.tar.bz2 |
Create Mediaservices lib, separate from Multimedia.
Diffstat (limited to 'src/multimedia/audio/qaudio_symbian_p.h')
-rw-r--r-- | src/multimedia/audio/qaudio_symbian_p.h | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/src/multimedia/audio/qaudio_symbian_p.h b/src/multimedia/audio/qaudio_symbian_p.h deleted file mode 100644 index d5238b4..0000000 --- a/src/multimedia/audio/qaudio_symbian_p.h +++ /dev/null @@ -1,156 +0,0 @@ -/**************************************************************************** -** -** 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 QtMultimedia module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** No Commercial Usage -** This file contains pre-release code and may not be distributed. -** You may use this file in accordance with the terms and conditions -** contained in the Technology Preview License Agreement accompanying -** this package. -** -** 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, 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. -** -** If you have questions regarding the use of this file, please contact -** Nokia at qt-info@nokia.com. -** -** -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -// -// 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 QAUDIO_SYMBIAN_P_H -#define QAUDIO_SYMBIAN_P_H - -#include <QtCore/qnamespace.h> -#include <QtMultimedia/qaudioformat.h> -#include <QtMultimedia/qaudio.h> -#include <sounddevice.h> - -QT_BEGIN_NAMESPACE - -namespace SymbianAudio { - -/** - * Default values used by audio input and output classes, when underlying - * DevSound instance has not yet been created. - */ - -const int DefaultBufferSize = 4096; // bytes -const int DefaultNotifyInterval = 1000; // ms - -/** - * Enumeration used to track state of internal DevSound instances. - * Values are translated to the corresponding QAudio::State values by - * SymbianAudio::Utils::stateNativeToQt. - */ -enum State { - ClosedState - , InitializingState - , ActiveState - , IdleState - , SuspendedState -}; - -/* - * Helper class for querying DevSound codec / format support - */ -class DevSoundCapabilities { -public: - DevSoundCapabilities(CMMFDevSound &devsound, QAudio::Mode mode); - ~DevSoundCapabilities(); - - const RArray<TFourCC>& fourCC() const { return m_fourCC; } - const TMMFCapabilities& caps() const { return m_caps; } - -private: - void constructL(CMMFDevSound &devsound, QAudio::Mode mode); - -private: - RArray<TFourCC> m_fourCC; - TMMFCapabilities m_caps; -}; - -namespace Utils { - -/** - * Convert native audio capabilities to QAudio lists. - */ -void capabilitiesNativeToQt(const DevSoundCapabilities &caps, - QList<int> &frequencies, - QList<int> &channels, - QList<int> &sampleSizes, - QList<QAudioFormat::Endian> &byteOrders, - QList<QAudioFormat::SampleType> &sampleTypes); - -/** - * Check whether format is supported. - */ -bool isFormatSupported(const QAudioFormat &format, - const DevSoundCapabilities &caps); - -/** - * Convert QAudioFormat to native format types. - * - * Note that, despite the name, DevSound uses TMMFCapabilities to specify - * single formats as well as capabilities. - * - * Note that this function does not modify outputFormat.iBufferSize. - */ -bool formatQtToNative(const QAudioFormat &inputFormat, - TUint32 &outputFourCC, - TMMFCapabilities &outputFormat); - -/** - * Convert internal states to QAudio states. - */ -QAudio::State stateNativeToQt(State nativeState, - QAudio::State initializingState); - -/** - * Convert data length to number of samples. - */ -qint64 bytesToSamples(const QAudioFormat &format, qint64 length); - -/** - * Convert number of samples to data length. - */ -qint64 samplesToBytes(const QAudioFormat &format, qint64 samples); - -} // namespace Utils -} // namespace SymbianAudio - -QT_END_NAMESPACE - -#endif |