diff options
Diffstat (limited to 'src/multimedia/qml')
21 files changed, 4713 insertions, 0 deletions
diff --git a/src/multimedia/qml/qmetadatacontrolmetaobject.cpp b/src/multimedia/qml/qmetadatacontrolmetaobject.cpp new file mode 100644 index 0000000..47b6382 --- /dev/null +++ b/src/multimedia/qml/qmetadatacontrolmetaobject.cpp @@ -0,0 +1,362 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtMultimedia/private/qmetadatacontrolmetaobject_p.h> +#include <QtMultimedia/qmetadatacontrol.h> + + +QT_BEGIN_NAMESPACE + +// copied from qmetaobject.cpp +// do not touch without touching the moc as well +enum PropertyFlags { + Invalid = 0x00000000, + Readable = 0x00000001, + Writable = 0x00000002, + Resettable = 0x00000004, + EnumOrFlag = 0x00000008, + StdCppSet = 0x00000100, +// Override = 0x00000200, + Designable = 0x00001000, + ResolveDesignable = 0x00002000, + Scriptable = 0x00004000, + ResolveScriptable = 0x00008000, + Stored = 0x00010000, + ResolveStored = 0x00020000, + Editable = 0x00040000, + ResolveEditable = 0x00080000, + User = 0x00100000, + ResolveUser = 0x00200000, + Notify = 0x00400000, + Dynamic = 0x00800000 +}; + +enum MethodFlags { + AccessPrivate = 0x00, + AccessProtected = 0x01, + AccessPublic = 0x02, + AccessMask = 0x03, //mask + + MethodMethod = 0x00, + MethodSignal = 0x04, + MethodSlot = 0x08, + MethodConstructor = 0x0c, + MethodTypeMask = 0x0c, + + MethodCompatibility = 0x10, + MethodCloned = 0x20, + MethodScriptable = 0x40 +}; + +struct QMetaObjectPrivate +{ + int revision; + int className; + int classInfoCount, classInfoData; + int methodCount, methodData; + int propertyCount, propertyData; + int enumeratorCount, enumeratorData; + int constructorCount, constructorData; + int flags; +}; + +static inline const QMetaObjectPrivate *priv(const uint* m_data) +{ return reinterpret_cast<const QMetaObjectPrivate*>(m_data); } +// end of copied lines from qmetaobject.cpp + +namespace +{ + struct MetaDataKey + { + QtMultimedia::MetaData key; + const char *name; + }; + + const MetaDataKey qt_metaDataKeys[] = + { + { QtMultimedia::Title, "title" }, + { QtMultimedia::SubTitle, "subTitle" }, + { QtMultimedia::Author, "author" }, + { QtMultimedia::Comment, "comment" }, + { QtMultimedia::Description, "description" }, + { QtMultimedia::Category, "category" }, + { QtMultimedia::Genre, "genre" }, + { QtMultimedia::Year, "year" }, + { QtMultimedia::Date, "date" }, + { QtMultimedia::UserRating, "userRating" }, + { QtMultimedia::Keywords, "keywords" }, + { QtMultimedia::Language, "language" }, + { QtMultimedia::Publisher, "publisher" }, + { QtMultimedia::Copyright, "copyright" }, + { QtMultimedia::ParentalRating, "parentalRating" }, + { QtMultimedia::RatingOrganisation, "ratingOrganisation" }, + + // Media + { QtMultimedia::Size, "size" }, + { QtMultimedia::MediaType, "mediaType" }, +// { QtMultimedia::Duration, "duration" }, + + // Audio + { QtMultimedia::AudioBitRate, "audioBitRate" }, + { QtMultimedia::AudioCodec, "audioCodec" }, + { QtMultimedia::AverageLevel, "averageLevel" }, + { QtMultimedia::ChannelCount, "channelCount" }, + { QtMultimedia::PeakValue, "peakValue" }, + { QtMultimedia::SampleRate, "sampleRate" }, + + // Music + { QtMultimedia::AlbumTitle, "albumTitle" }, + { QtMultimedia::AlbumArtist, "albumArtist" }, + { QtMultimedia::ContributingArtist, "contributingArtist" }, + { QtMultimedia::Composer, "composer" }, + { QtMultimedia::Conductor, "conductor" }, + { QtMultimedia::Lyrics, "lyrics" }, + { QtMultimedia::Mood, "mood" }, + { QtMultimedia::TrackNumber, "trackNumber" }, + { QtMultimedia::TrackCount, "trackCount" }, + + { QtMultimedia::CoverArtUrlSmall, "coverArtUrlSmall" }, + { QtMultimedia::CoverArtUrlLarge, "coverArtUrlLarge" }, + + // Image/Video + { QtMultimedia::Resolution, "resolution" }, + { QtMultimedia::PixelAspectRatio, "pixelAspectRatio" }, + + // Video + { QtMultimedia::VideoFrameRate, "videoFrameRate" }, + { QtMultimedia::VideoBitRate, "videoBitRate" }, + { QtMultimedia::VideoCodec, "videoCodec" }, + + { QtMultimedia::PosterUrl, "posterUrl" }, + + // Movie + { QtMultimedia::ChapterNumber, "chapterNumber" }, + { QtMultimedia::Director, "director" }, + { QtMultimedia::LeadPerformer, "leadPerformer" }, + { QtMultimedia::Writer, "writer" }, + + // Photos + { QtMultimedia::CameraManufacturer, "cameraManufacturer" }, + { QtMultimedia::CameraModel, "cameraModel" }, + { QtMultimedia::Event, "event" }, + { QtMultimedia::Subject, "subject" }, + { QtMultimedia::Orientation, "orientation" }, + { QtMultimedia::ExposureTime, "exposureTime" }, + { QtMultimedia::FNumber, "fNumber" }, + { QtMultimedia::ExposureProgram, "exposureProgram" }, + { QtMultimedia::ISOSpeedRatings, "isoSpeedRatings" }, + { QtMultimedia::ExposureBiasValue, "exposureBiasValue" }, + { QtMultimedia::DateTimeOriginal, "dateTimeOriginal" }, + { QtMultimedia::DateTimeDigitized, "dateTimeDigitized" }, + { QtMultimedia::SubjectDistance, "subjectDistance" }, + { QtMultimedia::MeteringMode, "meteringMode" }, + { QtMultimedia::LightSource, "lightSource" }, + { QtMultimedia::Flash, "flash" }, + { QtMultimedia::FocalLength, "focalLength" }, + { QtMultimedia::ExposureMode, "exposureMode" }, + { QtMultimedia::WhiteBalance, "whiteBalance" }, + { QtMultimedia::DigitalZoomRatio, "digitalZoomRatio" }, + { QtMultimedia::FocalLengthIn35mmFilm, "focalLengthIn35mmFilm" }, + { QtMultimedia::SceneCaptureType, "sceneCaptureType" }, + { QtMultimedia::GainControl, "gainControl" }, + { QtMultimedia::Contrast, "contrast" }, + { QtMultimedia::Saturation, "saturation" }, + { QtMultimedia::Sharpness, "sharpness" }, + { QtMultimedia::DeviceSettingDescription, "deviceSettingDescription" } + }; + + class QMetaDataControlObject : public QObject + { + public: + inline QObjectData *data() { return d_ptr.data(); } + }; +} + +QMetaDataControlMetaObject::QMetaDataControlMetaObject(QMetaDataControl *control, QObject *object) + : m_control(control) + , m_object(object) + , m_string(0) + , m_data(0) + , m_propertyOffset(0) + , m_signalOffset(0) +{ + const QMetaObject *superClass = m_object->metaObject(); + + const int propertyCount = sizeof(qt_metaDataKeys) / sizeof(MetaDataKey); + const int dataSize = sizeof(uint) + * (13 // QMetaObjectPrivate members. + + 5 // 5 members per signal. + + 4 * propertyCount // 3 members per property + 1 notify signal per property. + + 1); // Terminating value. + + m_data = reinterpret_cast<uint *>(qMalloc(dataSize)); + + QMetaObjectPrivate *pMeta = reinterpret_cast<QMetaObjectPrivate *>(m_data); + + pMeta->revision = 3; + pMeta->className = 0; + pMeta->classInfoCount = 0; + pMeta->classInfoData = 0; + pMeta->methodCount = 1; + pMeta->methodData = 13; + pMeta->propertyCount = propertyCount; + pMeta->propertyData = 18; + pMeta->enumeratorCount = 0; + pMeta->enumeratorData = 0; + pMeta->constructorCount = 0; + pMeta->constructorData = 0; + pMeta->flags = 0x01; // Dynamic meta object flag. + + const int classNameSize = qstrlen(superClass->className()) + 1; + + int stringIndex = classNameSize + 1; + + // __metaDataChanged() signal. + static const char *changeSignal = "__metaDataChanged()"; + const int changeSignalSize = qstrlen(changeSignal) + 1; + + m_data[13] = stringIndex; // Signature. + m_data[14] = classNameSize; // Parameters. + m_data[15] = classNameSize; // Type. + m_data[16] = classNameSize; // Tag. + m_data[17] = MethodSignal | AccessProtected; // Flags. + + stringIndex += changeSignalSize; + + const char *qvariantName = "QVariant"; + const int qvariantSize = qstrlen(qvariantName) + 1; + const int qvariantIndex = stringIndex; + + stringIndex += qvariantSize; + + // Properties. + for (int i = 0; i < propertyCount; ++i) { + m_data[18 + 3 * i] = stringIndex; // Name. + m_data[19 + 3 * i] = qvariantIndex; // Type. + m_data[20 + 3 * i] + = Readable | Writable | Notify | Dynamic | (0xffffffff << 24); // Flags. + m_data[18 + propertyCount * 3 + i] = 0; // Notify signal. + + stringIndex += qstrlen(qt_metaDataKeys[i].name) + 1; + } + + // Terminating value. + m_data[18 + propertyCount * 4] = 0; + + // Build string. + m_string = reinterpret_cast<char *>(qMalloc(stringIndex + 1)); + + // Class name. + qMemCopy(m_string, superClass->className(), classNameSize); + + stringIndex = classNameSize; + + // Null m_string. + m_string[stringIndex] = '\0'; + stringIndex += 1; + + // __metaDataChanged() signal. + qMemCopy(m_string + stringIndex, changeSignal, changeSignalSize); + stringIndex += changeSignalSize; + + qMemCopy(m_string + stringIndex, qvariantName, qvariantSize); + stringIndex += qvariantSize; + + // Properties. + for (int i = 0; i < propertyCount; ++i) { + const int propertyNameSize = qstrlen(qt_metaDataKeys[i].name) + 1; + + qMemCopy(m_string + stringIndex, qt_metaDataKeys[i].name, propertyNameSize); + stringIndex += propertyNameSize; + } + + // Terminating character. + m_string[stringIndex] = '\0'; + + d.superdata = superClass; + d.stringdata = m_string; + d.data = m_data; + d.extradata = 0; + + static_cast<QMetaDataControlObject *>(m_object)->data()->metaObject = this; + + m_propertyOffset = propertyOffset(); + m_signalOffset = methodOffset(); +} + +QMetaDataControlMetaObject::~QMetaDataControlMetaObject() +{ + static_cast<QMetaDataControlObject *>(m_object)->data()->metaObject = 0; + + qFree(m_data); + qFree(m_string); +} + +int QMetaDataControlMetaObject::metaCall(QMetaObject::Call c, int id, void **a) +{ + if (c == QMetaObject::ReadProperty && id >= m_propertyOffset) { + int propId = id - m_propertyOffset; + + *reinterpret_cast<QVariant *>(a[0]) = m_control->metaData(qt_metaDataKeys[propId].key); + + return -1; + } else if (c == QMetaObject::WriteProperty && id >= m_propertyOffset) { + int propId = id - m_propertyOffset; + + m_control->setMetaData(qt_metaDataKeys[propId].key, *reinterpret_cast<QVariant *>(a[0])); + + return -1; + } else { + return m_object->qt_metacall(c, id, a); + } +} + +int QMetaDataControlMetaObject::createProperty(const char *, const char *) +{ + return -1; +} + +void QMetaDataControlMetaObject::metaDataChanged() +{ + activate(m_object, m_signalOffset, 0); +} + +QT_END_NAMESPACE diff --git a/src/multimedia/qml/qmetadatacontrolmetaobject_p.h b/src/multimedia/qml/qmetadatacontrolmetaobject_p.h new file mode 100644 index 0000000..c0fd4e8 --- /dev/null +++ b/src/multimedia/qml/qmetadatacontrolmetaobject_p.h @@ -0,0 +1,81 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QMETADATACONTROLMETAOBJECT_P_H +#define QMETADATACONTROLMETAOJBECT_P_H + +#include <QtCore/qmetaobject.h> +#include <QtMultimedia/qtmedianamespace.h> + +#include <QtCore/private/qobject_p.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QMetaDataControl; + +class QMetaDataControlMetaObject : public QAbstractDynamicMetaObject +{ +public: + QMetaDataControlMetaObject(QMetaDataControl *control, QObject *object); + ~QMetaDataControlMetaObject(); + + int metaCall(QMetaObject::Call call, int _id, void **arguments); + int createProperty(const char *, const char *); + + void metaDataChanged(); + +private: + QMetaDataControl *m_control; + QObject *m_object; + char *m_string; + uint *m_data; + + int m_propertyOffset; + int m_signalOffset; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif diff --git a/src/multimedia/qml/qml.cpp b/src/multimedia/qml/qml.cpp new file mode 100644 index 0000000..b9ee212 --- /dev/null +++ b/src/multimedia/qml/qml.cpp @@ -0,0 +1,68 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtMultimedia/qml.h> +#include <QtMultimedia/private/qsoundeffect_p.h> +#include <QtMultimedia/private/qmlaudio_p.h> +#include <QtMultimedia/private/qmlgraphicsvideo_p.h> + + +QT_BEGIN_NAMESPACE + +namespace QtMultimedia +{ + +/*! + Register the Multimedia QML elements. + \internal +*/ + +void qRegisterQmlElements() +{ + qmlRegisterType<QSoundEffect>("Qt.multimedia", 4, 7, "SoundEffect", "SoundEffect"); + qmlRegisterType<QmlAudio>("Qt.multimedia", 4, 7, "Audio", "Audio"); + qmlRegisterType<QmlGraphicsVideo>("Qt.multimedia", 4, 7, "Video", "Video"); +} + +} + +QT_END_NAMESPACE + diff --git a/src/multimedia/qml/qml.h b/src/multimedia/qml/qml.h new file mode 100644 index 0000000..41274c8 --- /dev/null +++ b/src/multimedia/qml/qml.h @@ -0,0 +1,60 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QTMULTIMEDIA_QML_H +#define QTMULTIMEDIA_QML_H + +#include <QtCore/qglobal.h> + +QT_BEGIN_HEADER +QT_BEGIN_NAMESPACE + +QT_MODULE(Multimedia) + +namespace QtMultimedia +{ +extern void Q_MULTIMEDIA_EXPORT qRegisterQmlElements(); +} + +QT_END_NAMESPACE +QT_END_HEADER + +#endif // ifndef QTMULTIMEDIA_QML_H diff --git a/src/multimedia/qml/qml.pri b/src/multimedia/qml/qml.pri new file mode 100644 index 0000000..e506632 --- /dev/null +++ b/src/multimedia/qml/qml.pri @@ -0,0 +1,37 @@ + +contains(QT_CONFIG, declarative) { + QT += declarative + + system(pkg-config --exists \'libpulse >= 0.9.10\') { + DEFINES += QT_MULTIMEDIA_PULSEAUDIO + HEADERS += $$PWD/qsoundeffect_pulse_p.h + SOURCES += $$PWD/qsoundeffect_pulse_p.cpp + LIBS += -lpulse + } else:x11 { + DEFINES += QT_MULTIMEDIA_QMEDIAPLAYER + HEADERS += $$PWD/qsoundeffect_qmedia_p.h + SOURCES += $$PWD/qsoundeffect_qmedia_p.cpp + } else { + HEADERS += $$PWD/qsoundeffect_qsound_p.h + SOURCES += $$PWD/qsoundeffect_qsound_p.cpp + } + + HEADERS += \ + $$PWD/qml.h \ + $$PWD/qmetadatacontrolmetaobject_p.h \ + $$PWD/qmlaudio_p.h \ + $$PWD/qmlgraphicsvideo_p.h \ + $$PWD/qmlmediabase_p.h \ + $$PWD/qsoundeffect_p.h \ + $$PWD/wavedecoder_p.h + + SOURCES += \ + $$PWD/qml.cpp \ + $$PWD/qmetadatacontrolmetaobject.cpp \ + $$PWD/qmlaudio.cpp \ + $$PWD/qmlgraphicsvideo.cpp \ + $$PWD/qmlmediabase.cpp \ + $$PWD/qsoundeffect.cpp \ + $$PWD/wavedecoder_p.cpp +} + diff --git a/src/multimedia/qml/qmlaudio.cpp b/src/multimedia/qml/qmlaudio.cpp new file mode 100644 index 0000000..b54d644 --- /dev/null +++ b/src/multimedia/qml/qmlaudio.cpp @@ -0,0 +1,326 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qmlaudio_p.h" + +#include <QtMultimedia/qmediaplayercontrol.h> + +QT_BEGIN_NAMESPACE + + +/*! + \qmlclass Audio QmlAudio + \brief The Audio element allows you to add audio playback to a scene. + + \qml + Audio { source: "audio/song.mp3" } + \endqml + + \sa Video +*/ + +/*! + \internal + \class QmlAudio + \brief The QmlAudio class provides an audio item that you can add to a QmlView. +*/ + +void QmlAudio::_q_error(int errorCode, const QString &errorString) +{ + m_error = QMediaPlayer::Error(errorCode); + m_errorString = errorString; + + emit error(Error(errorCode), errorString); + emit errorChanged(); +} + + +QmlAudio::QmlAudio(QObject *parent) + : QObject(parent) +{ + setObject(this); +} + +QmlAudio::~QmlAudio() +{ + shutdown(); +} + +/*! + \qmlmethod Audio::play() + + Starts playback of the media. + + Sets the \l playing property to true, and the \l paused property to false. +*/ + +void QmlAudio::play() +{ + m_playerControl->play(); + + if (m_paused) { + m_paused = false; + emit pausedChanged(); + } +} + +/*! + \qmlmethod Audio::pause() + + Pauses playback of the media. + + Sets the \l playing and \l paused properties to true. +*/ + +void QmlAudio::pause() +{ + m_playerControl->pause(); + + if (!m_paused && m_state == QMediaPlayer::PausedState) { + m_paused = true; + emit pausedChanged(); + } +} + +/*! + \qmlmethod Audio::stop() + + Stops playback of the media. + + Sets the \l playing and \l paused properties to false. +*/ + +void QmlAudio::stop() +{ + m_playerControl->stop(); + + if (m_paused) { + m_paused = false; + emit pausedChanged(); + } +} + +/*! + \qmlproperty url Audio::source + + This property holds the source URL of the media. +*/ + +/*! + \qmlproperty bool Audio::playing + + This property holds whether the media is playing. + + Defaults to false, and can be set to true to start playback. +*/ + +/*! + \qmlproperty bool Audio::paused + + This property holds whether the media is paused. + + Defaults to false, and can be set to true to pause playback. +*/ + +/*! + \qmlsignal Audio::onStarted() + + This handler is called when playback is started. +*/ + +/*! + \qmlsignal Audio::onResumed() + + This handler is called when playback is resumed from the paused state. +*/ + +/*! + \qmlsignal Audio::onPaused() + + This handler is called when playback is paused. +*/ + +/*! + \qmlsignal Audio::onStopped() + + This handler is called when playback is stopped. +*/ + +/*! + \qmlproperty enum Audio::status + + This property holds the status of media loading. It can be one of: + + \list + \o NoMedia - no media has been set. + \o Loading - the media is currently being loaded. + \o Loaded - the media has been loaded. + \o Buffering - the media is buffering data. + \o Stalled - playback has been interrupted while the media is buffering data. + \o Buffered - the media has buffered data. + \o EndOfMedia - the media has played to the end. + \o InvalidMedia - the media cannot be played. + \o UnknownStatus - the status of the media is unknown. + \endlist +*/ + +QmlAudio::Status QmlAudio::status() const +{ + return Status(m_status); +} + +/*! + \qmlsignal Audio::onLoaded() + + This handler is called when the media source has been loaded. +*/ + +/*! + \qmlsignal Audio::onBuffering() + + This handler is called when the media starts buffering. +*/ + +/*! + \qmlsignal Audio::onStalled() + + This handler is called when playback has stalled while the media buffers. +*/ + +/*! + \qmlsignal Audio::onBuffered() + + This handler is called when the media has finished buffering. +*/ + +/*! + \qmlsignal Audio::onEndOfMedia() + + This handler is called when playback stops because end of the media has been reached. +*/ +/*! + \qmlproperty int Audio::duration + + This property holds the duration of the media in milliseconds. + + If the media doesn't have a fixed duration (a live stream for example) this will be 0. +*/ + +/*! + \qmlproperty int Audio::position + + This property holds the current playback position in milliseconds. + + If the \l seekable property is true, this property can be set to seek to a new position. +*/ + +/*! + \qmlproperty qreal Audio::volume + + This property holds the volume of the audio output, from 0.0 (silent) to 1.0 (maximum volume). +*/ + +/*! + \qmlproperty bool Audio::muted + + This property holds whether the audio output is muted. +*/ + +/*! + \qmlproperty qreal Audio::bufferProgress + + This property holds how much of the data buffer is currently filled, from 0.0 (empty) to 1.0 + (full). +*/ + +/*! + \qmlproperty bool Audio::seekable + + This property holds whether position of the audio can be changed. + + If true; setting a \l position value will cause playback to seek to the new position. +*/ + +/*! + \qmlproperty qreal Audio::playbackRate + + This property holds the rate at which audio is played at as a multiple of the normal rate. +*/ + +/*! + \qmlproperty enum Audio::error + + This property holds the error state of the audio. It can be one of: + + \list + \o NoError - there is no current error. + \o ResourceError - the audio cannot be played due to a problem allocating resources. + \o FormatError - the audio format is not supported. + \o NetworkError - the audio cannot be played due to network issues. + \o AccessDenied - the audio cannot be played due to insufficient permissions. + \o ServiceMissing - the audio cannot be played because the media service could not be + instantiated. + \endlist +*/ + +QmlAudio::Error QmlAudio::error() const +{ + return Error(m_error); +} + +/*! + \qmlproperty string Audio::errorString + + This property holds a string describing the current error condition in more detail. +*/ + +/*! + \qmlsignal Audio::onError(error, errorString) + + This property is called when an \l {Error}{error} has occurred. The errorString parameter + may contain more detailed information about the error. +*/ + +QT_END_NAMESPACE + +#include "moc_qmlaudio_p.cpp" + + diff --git a/src/multimedia/qml/qmlaudio_p.h b/src/multimedia/qml/qmlaudio_p.h new file mode 100644 index 0000000..f034518 --- /dev/null +++ b/src/multimedia/qml/qmlaudio_p.h @@ -0,0 +1,162 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QMLAUDIO_P_H +#define QMLAUDIO_P_H + +#include <QtMultimedia/private/qmlmediabase_p.h> + +#include <QtCore/qbasictimer.h> +#include <QtDeclarative/qmlgraphicsitem.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QTimerEvent; + +class Q_AUTOTEST_EXPORT QmlAudio : public QObject, public QmlMediaBase, public QmlParserStatus +{ + Q_OBJECT + Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged) + Q_PROPERTY(bool playing READ isPlaying WRITE setPlaying NOTIFY playingChanged) + Q_PROPERTY(bool paused READ isPaused WRITE setPaused NOTIFY pausedChanged) + Q_PROPERTY(Status status READ status NOTIFY statusChanged) + Q_PROPERTY(int duration READ duration NOTIFY durationChanged) + Q_PROPERTY(int position READ position WRITE setPosition NOTIFY positionChanged) + Q_PROPERTY(qreal volume READ volume WRITE setVolume NOTIFY volumeChanged) + Q_PROPERTY(bool muted READ isMuted WRITE setMuted NOTIFY mutedChanged) + Q_PROPERTY(int bufferProgress READ bufferProgress NOTIFY bufferProgressChanged) + Q_PROPERTY(bool seekable READ isSeekable NOTIFY seekableChanged) + Q_PROPERTY(qreal playbackRate READ playbackRate WRITE setPlaybackRate NOTIFY playbackRateChanged) + Q_PROPERTY(Error error READ error NOTIFY errorChanged) + Q_PROPERTY(QString errorString READ errorString NOTIFY errorChanged) + Q_ENUMS(Status) + Q_ENUMS(Error) + Q_INTERFACES(QmlParserStatus) +public: + enum Status + { + UnknownStatus = QMediaPlayer::UnknownMediaStatus, + NoMedia = QMediaPlayer::NoMedia, + Loading = QMediaPlayer::LoadingMedia, + Loaded = QMediaPlayer::LoadedMedia, + Stalled = QMediaPlayer::StalledMedia, + Buffering = QMediaPlayer::BufferingMedia, + Buffered = QMediaPlayer::BufferedMedia, + EndOfMedia = QMediaPlayer::EndOfMedia, + InvalidMedia = QMediaPlayer::InvalidMedia + }; + + enum Error + { + NoError = QMediaPlayer::NoError, + ResourceError = QMediaPlayer::ResourceError, + FormatError = QMediaPlayer::FormatError, + NetworkError = QMediaPlayer::NetworkError, + AccessDenied = QMediaPlayer::AccessDeniedError, + ServiceMissing = QMediaPlayer::ServiceMissingError + }; + + QmlAudio(QObject *parent = 0); + ~QmlAudio(); + + Status status() const; + Error error() const; + +public Q_SLOTS: + void play(); + void pause(); + void stop(); + +Q_SIGNALS: + void sourceChanged(); + + void playingChanged(); + void pausedChanged(); + + void started(); + void resumed(); + void paused(); + void stopped(); + + void statusChanged(); + + void loaded(); + void buffering(); + void stalled(); + void buffered(); + void endOfMedia(); + + void durationChanged(); + void positionChanged(); + + void volumeChanged(); + void mutedChanged(); + + void bufferProgressChanged(); + + void seekableChanged(); + void playbackRateChanged(); + + void errorChanged(); + void error(QmlAudio::Error error, const QString &errorString); + +private Q_SLOTS: + void _q_error(int, const QString &); + +private: + Q_DISABLE_COPY(QmlAudio) + Q_PRIVATE_SLOT(mediaBase(), void _q_stateChanged(QMediaPlayer::State)) + Q_PRIVATE_SLOT(mediaBase(), void _q_mediaStatusChanged(QMediaPlayer::MediaStatus)) + Q_PRIVATE_SLOT(mediaBase(), void _q_metaDataChanged()) + + inline QmlMediaBase *mediaBase() { return this; } +}; + +QT_END_NAMESPACE + +QML_DECLARE_TYPE(QT_PREPEND_NAMESPACE(QmlAudio)) + +QT_END_HEADER + +#endif diff --git a/src/multimedia/qml/qmlgraphicsvideo.cpp b/src/multimedia/qml/qmlgraphicsvideo.cpp new file mode 100644 index 0000000..9e30774 --- /dev/null +++ b/src/multimedia/qml/qmlgraphicsvideo.cpp @@ -0,0 +1,944 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qmlgraphicsvideo_p.h" + +#include <QtMultimedia/qmediaplayercontrol.h> +#include <QtMultimedia/qmediaservice.h> +#include <QtMultimedia/private/qpaintervideosurface_p.h> +#include <QtMultimedia/qvideooutputcontrol.h> +#include <QtMultimedia/qvideorenderercontrol.h> + + +QT_BEGIN_NAMESPACE + + +void QmlGraphicsVideo::_q_nativeSizeChanged(const QSizeF &size) +{ + setImplicitWidth(size.width()); + setImplicitHeight(size.height()); +} + +void QmlGraphicsVideo::_q_error(int errorCode, const QString &errorString) +{ + m_error = QMediaPlayer::Error(errorCode); + m_errorString = errorString; + + emit error(Error(errorCode), errorString); + emit errorChanged(); +} + + +/*! + \qmlclass Video QmlGraphicsVideo + \brief The Video element allows you to add videos to a scene. + \inherits Item + + \qml + Video { source: "video/movie.mpg" } + \endqml + + The video item supports untransformed, stretched, and uniformly scaled video presentation. + For a description of stretched uniformly scaled presentation, see the \l fillMode property + description. + + The video item is only visible when the \l hasVideo property is true and the video is playing. + + \sa Audio +*/ + +/*! + \internal + \class QmlGraphicsVideo + \brief The QmlGraphicsVideo class provides a video item that you can add to a QmlView. +*/ + +QmlGraphicsVideo::QmlGraphicsVideo(QmlGraphicsItem *parent) + : QmlGraphicsItem(parent) + , m_graphicsItem(0) + +{ + m_graphicsItem = new QGraphicsVideoItem(this); + connect(m_graphicsItem, SIGNAL(nativeSizeChanged(QSizeF)), + this, SLOT(_q_nativeSizeChanged(QSizeF))); + + setObject(this); + + if (m_mediaService) { + connect(m_playerControl, SIGNAL(audioAvailableChanged(bool)), + this, SIGNAL(hasAudioChanged())); + connect(m_playerControl, SIGNAL(videoAvailableChanged(bool)), + this, SIGNAL(hasVideoChanged())); + + m_graphicsItem->setMediaObject(m_mediaObject); + } +} + +QmlGraphicsVideo::~QmlGraphicsVideo() +{ + shutdown(); + + delete m_graphicsItem; +} + +/*! + \qmlproperty url Video::source + + This property holds the source URL of the media. +*/ + +/*! + \qmlproperty bool Video::playing + + This property holds whether the media is playing. + + Defaults to false, and can be set to true to start playback. +*/ + +/*! + \qmlproperty bool Video::paused + + This property holds whether the media is paused. + + Defaults to false, and can be set to true to pause playback. +*/ + +/*! + \qmlsignal Video::onStarted() + + This handler is called when playback is started. +*/ + +/*! + \qmlsignal Video::onResumed() + + This handler is called when playback is resumed from the paused state. +*/ + +/*! + \qmlsignal Video::onPaused() + + This handler is called when playback is paused. +*/ + +/*! + \qmlsignal Video::onStopped() + + This handler is called when playback is stopped. +*/ + +/*! + \qmlproperty enum Video::status + + This property holds the status of media loading. It can be one of: + + \list + \o NoMedia - no media has been set. + \o Loading - the media is currently being loaded. + \o Loaded - the media has been loaded. + \o Buffering - the media is buffering data. + \o Stalled - playback has been interrupted while the media is buffering data. + \o Buffered - the media has buffered data. + \o EndOfMedia - the media has played to the end. + \o InvalidMedia - the media cannot be played. + \o UnknownStatus - the status of the media is cannot be determined. + \endlist +*/ + +QmlGraphicsVideo::Status QmlGraphicsVideo::status() const +{ + return Status(m_status); +} + +/*! + \qmlsignal Video::onLoaded() + + This handler is called when the media source has been loaded. +*/ + +/*! + \qmlsignal Video::onBuffering() + + This handler is called when the media starts buffering. +*/ + +/*! + \qmlsignal Video::onStalled() + + This handler is called when playback has stalled while the media buffers. +*/ + +/*! + \qmlsignal Video::onBuffered() + + This handler is called when the media has finished buffering. +*/ + +/*! + \qmlsignal Video::onEndOfMedia() + + This handler is called when playback stops because end of the media has been reached. +*/ + +/*! + \qmlproperty int Video::duration + + This property holds the duration of the media in milliseconds. + + If the media doesn't have a fixed duration (a live stream for example) this will be 0. +*/ + +/*! + \qmlproperty int Video::position + + This property holds the current playback position in milliseconds. +*/ + +/*! + \qmlproperty qreal Video::volume + + This property holds the volume of the audio output, from 0.0 (silent) to 1.0 (maximum volume). +*/ + +/*! + \qmlproperty bool Video::muted + + This property holds whether the audio output is muted. +*/ + +/*! + \qmlproperty bool Video::hasAudio + + This property holds whether the media contains audio. +*/ + +bool QmlGraphicsVideo::hasAudio() const +{ + return m_playerControl->isAudioAvailable(); +} + +/*! + \qmlproperty bool Video::hasVideo + + This property holds whether the media contains video. +*/ + +bool QmlGraphicsVideo::hasVideo() const +{ + return m_playerControl->isVideoAvailable(); +} + +/*! + \qmlproperty qreal Video::bufferProgress + + This property holds how much of the data buffer is currently filled, from 0.0 (empty) to 1.0 + (full). +*/ + +/*! + \qmlproperty bool Video::seekable + + This property holds whether position of the video can be changed. +*/ + +/*! + \qmlproperty qreal Video::playbackRate + + This property holds the rate at which video is played at as a multiple of the normal rate. +*/ + +/*! + \qmlproperty enum Video::error + + This property holds the error state of the video. It can be one of: + + \list + \o NoError - there is no current error. + \o ResourceError - the video cannot be played due to a problem allocating resources. + \o FormatError - the video format is not supported. + \o NetworkError - the video cannot be played due to network issues. + \o AccessDenied - the video cannot be played due to insufficient permissions. + \o ServiceMissing - the video cannot be played because the media service could not be + instantiated. + \endlist +*/ + + +QmlGraphicsVideo::Error QmlGraphicsVideo::error() const +{ + return Error(m_error); +} + +/*! + \qmlproperty string Video::errorString + + This property holds a string describing the current error condition in more detail. +*/ + +/*! + \qmlsignal Video::onError(error, errorString) + + This property is called when an \l {Error}{error} has occurred. The errorString parameter + may contain more detailed information about the error. +*/ + +/*! + \qmlproperty enum Video::fillMode + + Set this property to define how the video is scaled to fit the target area. + + \list + \o Stretch - the video is scaled to fit. + \o PreserveAspectFit - the video is scaled uniformly to fit without cropping + \o PreserveAspectCrop - the video is scaled uniformly to fill, cropping if necessary + \endlist + + The default fill mode is PreserveAspectFit. +*/ + +QmlGraphicsVideo::FillMode QmlGraphicsVideo::fillMode() const +{ + return FillMode(m_graphicsItem->aspectRatioMode()); +} + +void QmlGraphicsVideo::setFillMode(FillMode mode) +{ + m_graphicsItem->setAspectRatioMode(Qt::AspectRatioMode(mode)); +} + +/*! + \qmlmethod Video::play() + + Starts playback of the media. + + Sets the \l playing property to true, and the \l paused property to false. +*/ + +void QmlGraphicsVideo::play() +{ + m_playerControl->play(); + + if (m_paused) { + m_paused = false; + emit pausedChanged(); + } +} + +/*! + \qmlmethod Video::pause() + + Pauses playback of the media. + + Sets the \l playing and \l paused properties to true. +*/ + +void QmlGraphicsVideo::pause() +{ + m_playerControl->pause(); + + if (!m_paused && m_state == QMediaPlayer::PausedState) { + m_paused = true; + emit pausedChanged(); + } +} + +/*! + \qmlmethod Video::stop() + + Stops playback of the media. + + Sets the \l playing and \l paused properties to false. +*/ + +void QmlGraphicsVideo::stop() +{ + m_playerControl->stop(); + + if (m_paused) { + m_paused = false; + emit pausedChanged(); + } +} + +void QmlGraphicsVideo::paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *) +{ +} + +void QmlGraphicsVideo::geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry) +{ + m_graphicsItem->setSize(newGeometry.size()); + + QmlGraphicsItem::geometryChanged(newGeometry, oldGeometry); +} + +QT_END_NAMESPACE + +// *************************************** +// Documentation for meta-data properties. +// *************************************** + +/*! + \qmlproperty variant Video::title + + This property holds the tile of the media. + + \sa {QtMultimedia::Title} +*/ + +/*! + \qmlproperty variant Video::subTitle + + This property holds the sub-title of the media. + + \sa {QtMultimedia::SubTitle} +*/ + +/*! + \qmlproperty variant Video::author + + This property holds the author of the media. + + \sa {QtMultimedia::Author} +*/ + +/*! + \qmlproperty variant Video::comment + + This property holds a user comment about the media. + + \sa {QtMultimedia::Comment} +*/ + +/*! + \qmlproperty variant Video::description + + This property holds a description of the media. + + \sa {QtMultimedia::Description} +*/ + +/*! + \qmlproperty variant Video::category + + This property holds the category of the media + + \sa {QtMultimedia::Category} +*/ + +/*! + \qmlproperty variant Video::genre + + This property holds the genre of the media. + + \sa {QtMultimedia::Genre} +*/ + +/*! + \qmlproperty variant Video::year + + This property holds the year of release of the media. + + \sa {QtMultimedia::Year} +*/ + +/*! + \qmlproperty variant Video::date + + This property holds the date of the media. + + \sa {QtMultimedia::Date} +*/ + +/*! + \qmlproperty variant Video::userRating + + This property holds a user rating of the media in the range of 0 to 100. + + \sa {QtMultimedia::UserRating} +*/ + +/*! + \qmlproperty variant Video::keywords + + This property holds a list of keywords describing the media. + + \sa {QtMultimedia::Keywords} +*/ + +/*! + \qmlproperty variant Video::language + + This property holds the language of the media, as an ISO 639-2 code. + + \sa {QtMultimedia::Language} +*/ + +/*! + \qmlproperty variant Video::publisher + + This property holds the publisher of the media. + + \sa {QtMultimedia::Publisher} +*/ + +/*! + \qmlproperty variant Video::copyright + + This property holds the media's copyright notice. + + \sa {QtMultimedia::Copyright} +*/ + +/*! + \qmlproperty variant Video::parentalRating + + This property holds the parental rating of the media. + + \sa {QtMultimedia::ParentalRating} +*/ + +/*! + \qmlproperty variant Video::ratingOrganisation + + This property holds the name of the rating organisation responsible for the + parental rating of the media. + + \sa {QtMultimedia::RatingOrganisation} +*/ + +/*! + \qmlproperty variant Video::size + + This property property holds the size of the media in bytes. + + \sa {QtMultimedia::Size} +*/ + +/*! + \qmlproperty variant Video::mediaType + + This property holds the type of the media. + + \sa {QtMultimedia::MediaType} +*/ + +/*! + \qmlproperty variant Video::audioBitRate + + This property holds the bit rate of the media's audio stream ni bits per + second. + + \sa {QtMultimedia::AudioBitRate} +*/ + +/*! + \qmlproperty variant Video::audioCodec + + This property holds the encoding of the media audio stream. + + \sa {QtMultimedia::AudioCodec} +*/ + +/*! + \qmlproperty variant Video::averageLevel + + This property holds the average volume level of the media. + + \sa {QtMultimedia::AverageLevel} +*/ + +/*! + \qmlproperty variant Video::channelCount + + This property holds the number of channels in the media's audio stream. + + \sa {QtMultimedia::ChannelCount} +*/ + +/*! + \qmlproperty variant Video::peakValue + + This property holds the peak volume of media's audio stream. + + \sa {QtMultimedia::PeakValue} +*/ + +/*! + \qmlproperty variant Video::sampleRate + + This property holds the sample rate of the media's audio stream in hertz. + + \sa {QtMultimedia::SampleRate} +*/ + +/*! + \qmlproperty variant Video::albumTitle + + This property holds the title of the album the media belongs to. + + \sa {QtMultimedia::AlbumTitle} +*/ + +/*! + \qmlproperty variant Video::albumArtist + + This property holds the name of the principal artist of the album the media + belongs to. + + \sa {QtMultimedia::AlbumArtist} +*/ + +/*! + \qmlproperty variant Video::contributingArtist + + This property holds the names of artists contributing to the media. + + \sa {QtMultimedia::ContributingArtist} +*/ + +/*! + \qmlproperty variant Video::composer + + This property holds the composer of the media. + + \sa {QtMultimedia::Composer} +*/ + +/*! + \qmlproperty variant Video::conductor + + This property holds the conductor of the media. + + \sa {QtMultimedia::Conductor} +*/ + +/*! + \qmlproperty variant Video::lyrics + + This property holds the lyrics to the media. + + \sa {QtMultimedia::Lyrics} +*/ + +/*! + \qmlproperty variant Video::mood + + This property holds the mood of the media. + + \sa {QtMultimedia::Mood} +*/ + +/*! + \qmlproperty variant Video::trackNumber + + This property holds the track number of the media. + + \sa {QtMultimedia::TrackNumber} +*/ + +/*! + \qmlproperty variant Video::trackCount + + This property holds the number of track on the album containing the media. + + \sa {QtMultimedia::TrackNumber} +*/ + +/*! + \qmlproperty variant Video::coverArtUrlSmall + + This property holds the URL of a small cover art image. + + \sa {QtMultimedia::CoverArtUrlSmall} +*/ + +/*! + \qmlproperty variant Video::coverArtUrlLarge + + This property holds the URL of a large cover art image. + + \sa {QtMultimedia::CoverArtUrlLarge} +*/ + +/*! + \qmlproperty variant Video::resolution + + This property holds the dimension of an image or video. + + \sa {QtMultimedia::Resolution} +*/ + +/*! + \qmlproperty variant Video::pixelAspectRatio + + This property holds the pixel aspect ratio of an image or video. + + \sa {QtMultimedia::PixelAspectRatio} +*/ + +/*! + \qmlproperty variant Video::videoFrameRate + + This property holds the frame rate of the media's video stream. + + \sa {QtMultimedia::VideoFrameRate} +*/ + +/*! + \qmlproperty variant Video::videoBitRate + + This property holds the bit rate of the media's video stream in bits per + second. + + \sa {QtMultimedia::VideoBitRate} +*/ + +/*! + \qmlproperty variant Video::videoCodec + + This property holds the encoding of the media's video stream. + + \sa {QtMultimedia::VideoCodec} +*/ + +/*! + \qmlproperty variant Video::posterUrl + + This property holds the URL of a poster image. + + \sa {QtMultimedia::PosterUrl} +*/ + +/*! + \qmlproperty variant Video::chapterNumber + + This property holds the chapter number of the media. + + \sa {QtMultimedia::ChapterNumber} +*/ + +/*! + \qmlproperty variant Video::director + + This property holds the director of the media. + + \sa {QtMultimedia::Director} +*/ + +/*! + \qmlproperty variant Video::leadPerformer + + This property holds the lead performer in the media. + + \sa {QtMultimedia::LeadPerformer} +*/ + +/*! + \qmlproperty variant Video::writer + + This property holds the writer of the media. + + \sa {QtMultimedia::Writer} +*/ + +// The remaining properties are related to photos, and are technically +// available but will certainly never have values. +#ifndef Q_QDOC + +/*! + \qmlproperty variant Video::cameraManufacturer + + \sa {QtMultimedia::CameraManufacturer} +*/ + +/*! + \qmlproperty variant Video::cameraModel + + \sa {QtMultimedia::CameraModel} +*/ + +/*! + \qmlproperty variant Video::event + + \sa {QtMultimedia::Event} +*/ + +/*! + \qmlproperty variant Video::subject + + \sa {QtMultimedia::Subject} +*/ + +/*! + \qmlproperty variant Video::orientation + + \sa {QtMultimedia::Orientation} +*/ + +/*! + \qmlproperty variant Video::exposureTime + + \sa {QtMultimedia::ExposureTime} +*/ + +/*! + \qmlproperty variant Video::fNumber + + \sa {QtMultimedia::FNumber} +*/ + +/*! + \qmlproperty variant Video::exposureProgram + + \sa {QtMultimedia::ExposureProgram} +*/ + +/*! + \qmlproperty variant Video::isoSpeedRatings + + \sa {QtMultimedia::ISOSpeedRatings} +*/ + +/*! + \qmlproperty variant Video::exposureBiasValue + + \sa {QtMultimedia::ExposureBiasValue} +*/ + +/*! + \qmlproperty variant Video::dateTimeDigitized + + \sa {QtMultimedia::DateTimeDigitized} +*/ + +/*! + \qmlproperty variant Video::subjectDistance + + \sa {QtMultimedia::SubjectDistance} +*/ + +/*! + \qmlproperty variant Video::meteringMode + + \sa {QtMultimedia::MeteringMode} +*/ + +/*! + \qmlproperty variant Video::lightSource + + \sa {QtMultimedia::LightSource} +*/ + +/*! + \qmlproperty variant Video::flash + + \sa {QtMultimedia::Flash} +*/ + +/*! + \qmlproperty variant Video::focalLength + + \sa {QtMultimedia::FocalLength} +*/ + +/*! + \qmlproperty variant Video::exposureMode + + \sa {QtMultimedia::ExposureMode} +*/ + +/*! + \qmlproperty variant Video::whiteBalance + + \sa {QtMultimedia::WhiteBalance} +*/ + +/*! + \qmlproperty variant Video::DigitalZoomRatio + + \sa {QtMultimedia::DigitalZoomRatio} +*/ + +/*! + \qmlproperty variant Video::focalLengthIn35mmFilm + + \sa {QtMultimedia::FocalLengthIn35mmFile} +*/ + +/*! + \qmlproperty variant Video::sceneCaptureType + + \sa {QtMultimedia::SceneCaptureType} +*/ + +/*! + \qmlproperty variant Video::gainControl + + \sa {QtMultimedia::GainControl} +*/ + +/*! + \qmlproperty variant Video::contrast + + \sa {QtMultimedia::contrast} +*/ + +/*! + \qmlproperty variant Video::saturation + + \sa {QtMultimedia::Saturation} +*/ + +/*! + \qmlproperty variant Video::sharpness + + \sa {QtMultimedia::Sharpness} +*/ + +/*! + \qmlproperty variant Video::deviceSettingDescription + + \sa {QtMultimedia::DeviceSettingDescription} +*/ + +#endif + +#include "moc_qmlgraphicsvideo_p.cpp" diff --git a/src/multimedia/qml/qmlgraphicsvideo_p.h b/src/multimedia/qml/qmlgraphicsvideo_p.h new file mode 100644 index 0000000..a4f8e32 --- /dev/null +++ b/src/multimedia/qml/qmlgraphicsvideo_p.h @@ -0,0 +1,193 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QMLGRAPHICSVIDEO_H +#define QMLGRAPHICSVIDEO_H + +#include <QtMultimedia/private/qmlmediabase_p.h> + +#include <QtMultimedia/qgraphicsvideoitem.h> + +#include <QtCore/qbasictimer.h> +#include <QtDeclarative/qmlgraphicsitem.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QTimerEvent; +class QVideoSurfaceFormat; + + +class Q_AUTOTEST_EXPORT QmlGraphicsVideo : public QmlGraphicsItem, public QmlMediaBase +{ + Q_OBJECT + Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged) + Q_PROPERTY(bool playing READ isPlaying WRITE setPlaying NOTIFY playingChanged) + Q_PROPERTY(bool paused READ isPaused WRITE setPaused NOTIFY pausedChanged) + Q_PROPERTY(Status status READ status NOTIFY statusChanged) + Q_PROPERTY(int duration READ duration NOTIFY durationChanged) + Q_PROPERTY(int position READ position WRITE setPosition NOTIFY positionChanged) + Q_PROPERTY(qreal volume READ volume WRITE setVolume NOTIFY volumeChanged) + Q_PROPERTY(bool muted READ isMuted WRITE setMuted NOTIFY mutedChanged) + Q_PROPERTY(bool hasAudio READ hasAudio NOTIFY hasAudioChanged) + Q_PROPERTY(bool hasVideo READ hasVideo NOTIFY hasVideoChanged) + Q_PROPERTY(int bufferProgress READ bufferProgress NOTIFY bufferProgressChanged) + Q_PROPERTY(bool seekable READ isSeekable NOTIFY seekableChanged) + Q_PROPERTY(qreal playbackRate READ playbackRate WRITE setPlaybackRate NOTIFY playbackRateChanged) + Q_PROPERTY(Error error READ error NOTIFY errorChanged) + Q_PROPERTY(QString errorString READ errorString NOTIFY errorChanged) + Q_PROPERTY(FillMode fillMode READ fillMode WRITE setFillMode) + Q_ENUMS(FillMode) + Q_ENUMS(Status) + Q_ENUMS(Error) +public: + enum FillMode + { + Stretch = Qt::IgnoreAspectRatio, + PreserveAspectFit = Qt::KeepAspectRatio, + PreserveAspectCrop = Qt::KeepAspectRatioByExpanding + }; + + enum Status + { + UnknownStatus = QMediaPlayer::UnknownMediaStatus, + NoMedia = QMediaPlayer::NoMedia, + Loading = QMediaPlayer::LoadingMedia, + Loaded = QMediaPlayer::LoadedMedia, + Stalled = QMediaPlayer::StalledMedia, + Buffering = QMediaPlayer::BufferingMedia, + Buffered = QMediaPlayer::BufferedMedia, + EndOfMedia = QMediaPlayer::EndOfMedia, + InvalidMedia = QMediaPlayer::InvalidMedia + }; + + enum Error + { + NoError = QMediaPlayer::NoError, + ResourceError = QMediaPlayer::ResourceError, + FormatError = QMediaPlayer::FormatError, + NetworkError = QMediaPlayer::NetworkError, + AccessDenied = QMediaPlayer::AccessDeniedError, + ServiceMissing = QMediaPlayer::ServiceMissingError + }; + + QmlGraphicsVideo(QmlGraphicsItem *parent = 0); + ~QmlGraphicsVideo(); + + bool hasAudio() const; + bool hasVideo() const; + + FillMode fillMode() const; + void setFillMode(FillMode mode); + + Status status() const; + Error error() const; + + void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *); + +public Q_SLOTS: + void play(); + void pause(); + void stop(); + +Q_SIGNALS: + void sourceChanged(); + + void playingChanged(); + void pausedChanged(); + + void started(); + void resumed(); + void paused(); + void stopped(); + + void statusChanged(); + + void loaded(); + void buffering(); + void stalled(); + void buffered(); + void endOfMedia(); + + void durationChanged(); + void positionChanged(); + + void volumeChanged(); + void mutedChanged(); + void hasAudioChanged(); + void hasVideoChanged(); + + void bufferProgressChanged(); + + void seekableChanged(); + void playbackRateChanged(); + + void errorChanged(); + void error(QmlGraphicsVideo::Error error, const QString &errorString); + +protected: + void geometryChanged(const QRectF &geometry, const QRectF &); + +private Q_SLOTS: + void _q_nativeSizeChanged(const QSizeF &size); + void _q_error(int, const QString &); + +private: + Q_DISABLE_COPY(QmlGraphicsVideo) + + QGraphicsVideoItem *m_graphicsItem; + + Q_PRIVATE_SLOT(mediaBase(), void _q_stateChanged(QMediaPlayer::State)) + Q_PRIVATE_SLOT(mediaBase(), void _q_mediaStatusChanged(QMediaPlayer::MediaStatus)) + Q_PRIVATE_SLOT(mediaBase(), void _q_metaDataChanged()) + + inline QmlMediaBase *mediaBase() { return this; } +}; + +QT_END_NAMESPACE + +QML_DECLARE_TYPE(QT_PREPEND_NAMESPACE(QmlGraphicsVideo)) + +QT_END_HEADER + +#endif diff --git a/src/multimedia/qml/qmlmediabase.cpp b/src/multimedia/qml/qmlmediabase.cpp new file mode 100644 index 0000000..11b4337 --- /dev/null +++ b/src/multimedia/qml/qmlmediabase.cpp @@ -0,0 +1,413 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "QtMultimedia/private/qmlmediabase_p.h" + +#include <QtCore/qcoreevent.h> +#include <QtCore/qurl.h> + +#include <QtMultimedia/qmediaplayercontrol.h> +#include <QtMultimedia/qmediaservice.h> +#include <QtMultimedia/qmediaserviceprovider.h> +#include <QtMultimedia/qmetadatacontrol.h> +#include <QtMultimedia/private/qmetadatacontrolmetaobject_p.h> + + + +QT_BEGIN_NAMESPACE + + +class QmlMediaBaseObject : public QMediaObject +{ +public: + QmlMediaBaseObject(QMediaService *service) + : QMediaObject(0, service) + { + } +}; + +class QmlMediaBasePlayerControl : public QMediaPlayerControl +{ +public: + QmlMediaBasePlayerControl(QObject *parent) + : QMediaPlayerControl(parent) + { + } + + QMediaPlayer::State state() const { return QMediaPlayer::StoppedState; } + QMediaPlayer::MediaStatus mediaStatus() const { return QMediaPlayer::NoMedia; } + + qint64 duration() const { return 0; } + qint64 position() const { return 0; } + void setPosition(qint64) {} + int volume() const { return 0; } + void setVolume(int) {} + bool isMuted() const { return false; } + void setMuted(bool) {} + int bufferStatus() const { return 0; } + bool isAudioAvailable() const { return false; } + bool isVideoAvailable() const { return false; } + bool isSeekable() const { return false; } + QMediaTimeRange availablePlaybackRanges() const { return QMediaTimeRange(); } + qreal playbackRate() const { return 1; } + void setPlaybackRate(qreal) {} + QMediaContent media() const { return QMediaContent(); } + const QIODevice *mediaStream() const { return 0; } + void setMedia(const QMediaContent &, QIODevice *) {} + + void play() {} + void pause() {} + void stop() {} +}; + +class QmlMediaBaseAnimation : public QObject +{ +public: + QmlMediaBaseAnimation(QmlMediaBase *media) + : m_media(media) + { + } + + void start() { if (!m_timer.isActive()) m_timer.start(500, this); } + void stop() { m_timer.stop(); } + +protected: + void timerEvent(QTimerEvent *event) + { + if (event->timerId() == m_timer.timerId()) { + event->accept(); + + if (m_media->m_state == QMediaPlayer::PlayingState) + emit m_media->positionChanged(); + if (m_media->m_status == QMediaPlayer::BufferingMedia || QMediaPlayer::StalledMedia) + emit m_media->bufferProgressChanged(); + } else { + QObject::timerEvent(event); + } + } + +private: + QmlMediaBase *m_media; + QBasicTimer m_timer; +}; + +void QmlMediaBase::_q_stateChanged(QMediaPlayer::State state) +{ + if (state != m_state) { + QMediaPlayer::State oldState = m_state; + + m_state = state; + + if (state == QMediaPlayer::StoppedState) { + emit stopped(); + emit playingChanged(); + } else if (oldState == QMediaPlayer::StoppedState) { + emit started(); + emit playingChanged(); + } else if (oldState == QMediaPlayer::PausedState) { + m_paused = false; + + emit resumed(); + emit pausedChanged(); + } + + if (state == m_state && state == QMediaPlayer::PausedState) { + bool wasPaused = m_paused; + + m_paused = true; + + emit paused(); + + if (!wasPaused) + emit pausedChanged(); + } + + if (m_state == QMediaPlayer::PlayingState + || m_status == QMediaPlayer::BufferingMedia + || m_status == QMediaPlayer::StalledMedia) { + m_animation->start(); + } else { + m_animation->stop(); + } + } +} + +void QmlMediaBase::_q_mediaStatusChanged(QMediaPlayer::MediaStatus status) +{ + if (status != m_status) { + m_status = status; + + switch (status) { + case QMediaPlayer::LoadedMedia: + emit loaded(); + break; + case QMediaPlayer::BufferingMedia: + emit buffering(); + break; + case QMediaPlayer::BufferedMedia: + emit buffered(); + break; + case QMediaPlayer::StalledMedia: + emit stalled(); + break; + case QMediaPlayer::EndOfMedia: + emit endOfMedia(); + break; + default: + break; + } + + emit statusChanged(); + + if (m_state == QMediaPlayer::PlayingState + || m_status == QMediaPlayer::BufferingMedia + || m_status == QMediaPlayer::StalledMedia) { + m_animation->start(); + } else { + m_animation->stop(); + } + } +} + +void QmlMediaBase::_q_metaDataChanged() +{ + m_metaObject->metaDataChanged(); +} + +QmlMediaBase::QmlMediaBase() + : m_mediaService(0) + , m_playerControl(0) + , m_mediaObject(0) + , m_mediaProvider(0) + , m_metaDataControl(0) + , m_metaObject(0) + , m_animation(0) + , m_state(QMediaPlayer::StoppedState) + , m_status(QMediaPlayer::NoMedia) + , m_error(QMediaPlayer::NoError) + , m_paused(false) +{ +} + +QmlMediaBase::~QmlMediaBase() +{ +} + +void QmlMediaBase::shutdown() +{ + delete m_metaObject; + delete m_mediaObject; + + if (m_mediaProvider) + m_mediaProvider->releaseService(m_mediaService); + + delete m_animation; + +} + +void QmlMediaBase::setObject(QObject *object) +{ + if ((m_mediaProvider = QMediaServiceProvider::defaultServiceProvider())) { + if ((m_mediaService = m_mediaProvider->requestService(Q_MEDIASERVICE_MEDIAPLAYER))) { + m_playerControl = qobject_cast<QMediaPlayerControl *>( + m_mediaService->control(QMediaPlayerControl_iid)); + m_metaDataControl = qobject_cast<QMetaDataControl *>( + m_mediaService->control(QMetaDataControl_iid)); + m_mediaObject = new QmlMediaBaseObject(m_mediaService); + } + } + + if (m_playerControl) { + QObject::connect(m_playerControl, SIGNAL(stateChanged(QMediaPlayer::State)), + object, SLOT(_q_stateChanged(QMediaPlayer::State))); + QObject::connect(m_playerControl, SIGNAL(mediaStatusChanged(QMediaPlayer::MediaStatus)), + object, SLOT(_q_mediaStatusChanged(QMediaPlayer::MediaStatus))); + QObject::connect(m_playerControl, SIGNAL(mediaChanged(QMediaContent)), + object, SIGNAL(sourceChanged())); + QObject::connect(m_playerControl, SIGNAL(durationChanged(qint64)), + object, SIGNAL(durationChanged())); + QObject::connect(m_playerControl, SIGNAL(positionChanged(qint64)), + object, SIGNAL(positionChanged())); + QObject::connect(m_playerControl, SIGNAL(volumeChanged(int)), + object, SIGNAL(volumeChanged())); + QObject::connect(m_playerControl, SIGNAL(mutedChanged(bool)), + object, SIGNAL(mutedChanged())); + QObject::connect(m_playerControl, SIGNAL(bufferStatusChanged(int)), + object, SIGNAL(bufferProgressChanged())); + QObject::connect(m_playerControl, SIGNAL(seekableChanged(bool)), + object, SIGNAL(seekableChanged())); + QObject::connect(m_playerControl, SIGNAL(playbackRateChanged(qreal)), + object, SIGNAL(playbackRateChanged())); + QObject::connect(m_playerControl, SIGNAL(error(int,QString)), + object, SLOT(_q_error(int,QString))); + + m_animation = new QmlMediaBaseAnimation(this); + } else { + m_error = QMediaPlayer::ServiceMissingError; + + m_playerControl = new QmlMediaBasePlayerControl(object); + } + + if (m_metaDataControl) { + m_metaObject = new QMetaDataControlMetaObject(m_metaDataControl, object); + + QObject::connect(m_metaDataControl, SIGNAL(metaDataChanged()), + object, SLOT(_q_metaDataChanged())); + } +} + +QUrl QmlMediaBase::source() const +{ + return m_playerControl->media().canonicalUrl(); +} + +void QmlMediaBase::setSource(const QUrl &url) +{ + if (m_error != QMediaPlayer::ServiceMissingError && m_error != QMediaPlayer::NoError) { + m_error = QMediaPlayer::NoError; + m_errorString = QString(); + + emit errorChanged(); + } + + m_playerControl->setMedia(QMediaContent(url), 0); +} + +bool QmlMediaBase::isPlaying() const +{ + return m_state != QMediaPlayer::StoppedState; +} + +void QmlMediaBase::setPlaying(bool playing) +{ + if (playing && m_state == QMediaPlayer::StoppedState) { + if (m_paused) + m_playerControl->pause(); + else + m_playerControl->play(); + } else if (!playing) { + m_playerControl->stop(); + } +} + +bool QmlMediaBase::isPaused() const +{ + return m_paused; +} + +void QmlMediaBase::setPaused(bool paused) +{ + if (m_paused != paused) { + if (paused && m_state == QMediaPlayer::PlayingState) { + m_playerControl->pause(); + } else if (!paused && m_state == QMediaPlayer::PausedState) { + m_playerControl->play(); + } else { + m_paused = paused; + + emit pausedChanged(); + } + } +} + +int QmlMediaBase::duration() const +{ + return m_playerControl->duration(); +} + +int QmlMediaBase::position() const +{ + return m_playerControl->position(); + +} + +void QmlMediaBase::setPosition(int position) +{ + m_playerControl->setPosition(position); +} + +qreal QmlMediaBase::volume() const +{ + return qreal(m_playerControl->volume()) / 100; +} + +void QmlMediaBase::setVolume(qreal volume) +{ + m_playerControl->setVolume(qRound(volume * 100)); +} + +bool QmlMediaBase::isMuted() const +{ + return m_playerControl->isMuted(); +} + +void QmlMediaBase::setMuted(bool muted) +{ + m_playerControl->setMuted(muted); +} + +qreal QmlMediaBase::bufferProgress() const +{ + return qreal(m_playerControl->bufferStatus()) / 100; +} + +bool QmlMediaBase::isSeekable() const +{ + return m_playerControl->isSeekable(); +} + +qreal QmlMediaBase::playbackRate() const +{ + return m_playerControl->playbackRate(); +} + +void QmlMediaBase::setPlaybackRate(qreal rate) +{ + m_playerControl->setPlaybackRate(rate); +} + +QString QmlMediaBase::errorString() const +{ + return m_errorString; +} + +QT_END_NAMESPACE + diff --git a/src/multimedia/qml/qmlmediabase_p.h b/src/multimedia/qml/qmlmediabase_p.h new file mode 100644 index 0000000..948a0e8 --- /dev/null +++ b/src/multimedia/qml/qmlmediabase_p.h @@ -0,0 +1,158 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QMLMEDIABASE_P_H +#define QMLMEDIABASE_P_H + + +#include <QtCore/qbasictimer.h> +#include <QtMultimedia/qmediaplayer.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QMediaPlayerControl; +class QMediaService; +class QMediaServiceProvider; +class QMetaDataControl; +class QMetaDataControlMetaObject; +class QmlMediaBaseAnimation; + +class Q_AUTOTEST_EXPORT QmlMediaBase +{ +public: + QmlMediaBase(); + virtual ~QmlMediaBase(); + + QUrl source() const; + void setSource(const QUrl &url); + + bool isPlaying() const; + void setPlaying(bool playing); + + bool isPaused() const; + void setPaused(bool paused); + + int duration() const; + + int position() const; + void setPosition(int position); + + qreal volume() const; + void setVolume(qreal volume); + + bool isMuted() const; + void setMuted(bool muted); + + qreal bufferProgress() const; + + bool isSeekable() const; + + qreal playbackRate() const; + void setPlaybackRate(qreal rate); + + QString errorString() const; + + void _q_stateChanged(QMediaPlayer::State state); + void _q_mediaStatusChanged(QMediaPlayer::MediaStatus status); + + void _q_metaDataChanged(); + +protected: + void shutdown(); + + void setObject(QObject *object); + + virtual void sourceChanged() = 0; + + virtual void playingChanged() = 0; + virtual void pausedChanged() = 0; + + virtual void started() = 0; + virtual void resumed() = 0; + virtual void paused() = 0; + virtual void stopped() = 0; + + virtual void statusChanged() = 0; + + virtual void loaded() = 0; + virtual void buffering() = 0; + virtual void stalled() = 0; + virtual void buffered() = 0; + virtual void endOfMedia() = 0; + + virtual void durationChanged() = 0; + virtual void positionChanged() = 0; + + virtual void volumeChanged() = 0; + virtual void mutedChanged() = 0; + + virtual void bufferProgressChanged() = 0; + + virtual void seekableChanged() = 0; + virtual void playbackRateChanged() = 0; + + virtual void errorChanged() = 0; + + QMediaService *m_mediaService; + QMediaPlayerControl *m_playerControl; + + QMediaObject *m_mediaObject; + QMediaServiceProvider *m_mediaProvider; + QMetaDataControl *m_metaDataControl; + QMetaDataControlMetaObject *m_metaObject; + QmlMediaBaseAnimation *m_animation; + + QMediaPlayer::State m_state; + QMediaPlayer::MediaStatus m_status; + QMediaPlayer::Error m_error; + bool m_paused; + QString m_errorString; + + friend class QmlMediaBaseAnimation; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif diff --git a/src/multimedia/qml/qsoundeffect.cpp b/src/multimedia/qml/qsoundeffect.cpp new file mode 100644 index 0000000..df9af7b --- /dev/null +++ b/src/multimedia/qml/qsoundeffect.cpp @@ -0,0 +1,254 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qmediacontent.h" +#include "qmediaplayer.h" + +#include "qsoundeffect_p.h" + +#if defined(QT_MULTIMEDIA_PULSEAUDIO) +#include "qsoundeffect_pulse_p.h" +#elif(QT_MULTIMEDIA_QMEDIAPLAYER) +#include "qsoundeffect_qmedia_p.h" +#else +#include "qsoundeffect_qsound_p.h" +#endif + +QT_BEGIN_NAMESPACE + +/*! + \qmlclass SoundEffect QSoundEffect + \brief The SoundEffect element provides a way to play sound effects in qml. + + The following example plays a wav file on mouse click. + + \qml + SoundEffect { + id: playSound + source: "test.wav" + } + MouseRegion { + id: playArea + anchors.fill: parent + onPressed: { + playSound.play() + } + } + \endqml + + \sa SoundEffect +*/ + +/*! + \qmlproperty QUrl SoundEffect::source + + This property provides a way to control the sound to play. +*/ + +/*! + \qmlproperty int SoundEffect::loopCount + + This property provides a way to control the number of times to repeat the sound on each play(). +*/ + +/*! + \qmlproperty int SoundEffect::volume + + This property provides a way to control the volume for playback. +*/ + +/*! + \qmlproperty bool SoundEffect::muted + + This property provides a way to control muting. +*/ + +/*! + \qmlproperty int SoundEffect::duration + + This property holds the duration in milliseconds of the current source audio. +*/ + +/*! + \qmlsignal SoundEffect::sourceChanged() + + This handler is called when the source has changed. +*/ + +/*! + \qmlsignal SoundEffect::loopCountChanged() + + This handler is called when the number of loops has changes. +*/ + +/*! + \qmlsignal SoundEffect::volumeChanged() + + This handler is called when the volume has changed. +*/ + +/*! + \qmlsignal SoundEffect::mutedChanged() + + This handler is called when the mute state has changed. +*/ + +/*! + \qmlsignal SoundEffect::durationChanged() + + This handler is called when the duration has changed. +*/ + +QSoundEffect::QSoundEffect(QObject *parent) : + QObject(parent), + m_loopCount(1), + m_volume(100), + m_muted(false), + m_runningCount(0) +{ + d = new QSoundEffectPrivate(this); + connect(d, SIGNAL(volumeChanged(int)), SIGNAL(volumeChanged())); + connect(d, SIGNAL(mutedChanged(bool)), SIGNAL(mutedChanged())); + connect(d, SIGNAL(durationChanged(qint64)), SIGNAL(durationChanged())); + connect(d, SIGNAL(stateChanged(QMediaPlayer::State)), SLOT(repeat())); +} + +QSoundEffect::~QSoundEffect() +{ + delete d; +} + +QUrl QSoundEffect::source() const +{ + return d != 0 ? d->media().canonicalUrl() : QUrl(); +} + +void QSoundEffect::setSource(const QUrl &url) +{ + if (d != 0 && d->media().canonicalUrl() == url) + return; + + d->setVolume(m_volume); + d->setMuted(m_muted); + d->setMedia(url); + + if (url.isEmpty()) + return; + + emit sourceChanged(); +} + +int QSoundEffect::loopCount() const +{ + return m_loopCount; +} + +void QSoundEffect::setLoopCount(int loopCount) +{ + if (m_loopCount == loopCount) + return; + + m_loopCount = loopCount; + emit loopCountChanged(); +} + +int QSoundEffect::volume() const +{ + return d != 0 ? d->volume() : m_volume; +} + +void QSoundEffect::setVolume(int volume) +{ + if (m_volume == volume) + return; + + m_volume = volume; + if (d != 0) + d->setVolume(volume); + else + emit volumeChanged(); +} + +bool QSoundEffect::isMuted() const +{ + return d != 0 ? d->isMuted() : m_muted; +} + +void QSoundEffect::setMuted(bool muted) +{ + if (m_muted == muted) + return; + + m_muted = muted; + if (d != 0) + d->setMuted(muted); + else + emit mutedChanged(); +} + +int QSoundEffect::duration() const +{ + return d != 0 ? d->duration() : 0; +} + +void QSoundEffect::play() +{ + m_runningCount = 0; + + if (d != 0) + d->play(); +} + +void QSoundEffect::stop() +{ + if (d != 0) + d->stop(); +} + +void QSoundEffect::repeat() +{ + if (d->state() == QMediaPlayer::StoppedState) { + if (++m_runningCount < m_loopCount) + d->play(); + } +} + +QT_END_NAMESPACE diff --git a/src/multimedia/qml/qsoundeffect_p.h b/src/multimedia/qml/qsoundeffect_p.h new file mode 100644 index 0000000..ab6f9e5 --- /dev/null +++ b/src/multimedia/qml/qsoundeffect_p.h @@ -0,0 +1,126 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSOUNDEFFECT_H +#define QSOUNDEFFECT_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + + +#include <QtCore/qobject.h> +#include <QtCore/qurl.h> +#include <QtDeclarative/qml.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QSoundEffectPrivate; +class Q_AUTOTEST_EXPORT QSoundEffect : public QObject +{ + Q_OBJECT + Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged) + Q_PROPERTY(int loopCount READ loopCount WRITE setLoopCount NOTIFY loopCountChanged) + Q_PROPERTY(int volume READ volume WRITE setVolume NOTIFY volumeChanged) + Q_PROPERTY(bool muted READ isMuted WRITE setMuted NOTIFY mutedChanged) + Q_PROPERTY(int duration READ duration NOTIFY durationChanged) + +public: + explicit QSoundEffect(QObject *parent = 0); + ~QSoundEffect(); + + QUrl source() const; + void setSource(const QUrl &url); + + int loopCount() const; + void setLoopCount(int loopCount); + + int volume() const; + void setVolume(int volume); + + bool isMuted() const; + void setMuted(bool muted); + + int duration() const; + +signals: + void sourceChanged(); + void loopCountChanged(); + void volumeChanged(); + void mutedChanged(); + void durationChanged(); + +public slots: + void play(); + void stop(); + +private slots: + void repeat(); + +private: + Q_DISABLE_COPY(QSoundEffect) + + int m_loopCount; + int m_volume; + bool m_muted; + int m_runningCount; + + QSoundEffectPrivate* d; +}; + +QT_END_NAMESPACE + +QML_DECLARE_TYPE(QT_PREPEND_NAMESPACE(QSoundEffect)) + +QT_END_HEADER + + +#endif // QSOUNDEFFECT_H diff --git a/src/multimedia/qml/qsoundeffect_pulse_p.cpp b/src/multimedia/qml/qsoundeffect_pulse_p.cpp new file mode 100644 index 0000000..7057022 --- /dev/null +++ b/src/multimedia/qml/qsoundeffect_pulse_p.cpp @@ -0,0 +1,502 @@ +/**************************************************************************** +** +** 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 purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qcoreapplication.h> +#include <QtMultimedia/qaudioformat.h> +#include <QtNetwork> +#include <QTime> + +#include "qmediacontent.h" +#include "qmediaplayer.h" +#include "qsoundeffect_p.h" + +#include "wavedecoder_p.h" + +#include "qsoundeffect_pulse_p.h" + +#if(Q_WS_MAEMO_5) +#include <pulse/ext-stream-restore.h> +#endif + +// Less than ideal +#define PA_SCACHE_ENTRY_SIZE_MAX (1024*1024*16) + +namespace +{ +inline pa_sample_spec audioFormatToSampleSpec(const QAudioFormat &format) +{ + pa_sample_spec spec; + + spec.rate = format.frequency(); + spec.channels = format.channels(); + + if (format.sampleSize() == 8) + spec.format = PA_SAMPLE_U8; + else if (format.sampleSize() == 16) { + switch (format.byteOrder()) { + case QAudioFormat::BigEndian: spec.format = PA_SAMPLE_S16BE; break; + case QAudioFormat::LittleEndian: spec.format = PA_SAMPLE_S16LE; break; + } + } + else if (format.sampleSize() == 32) { + switch (format.byteOrder()) { + case QAudioFormat::BigEndian: spec.format = PA_SAMPLE_S32BE; break; + case QAudioFormat::LittleEndian: spec.format = PA_SAMPLE_S32LE; break; + } + } + + return spec; +} + +class PulseDaemon +{ +public: + PulseDaemon():m_prepared(false) + { + prepare(); + } + + ~PulseDaemon() + { + if (m_prepared) + release(); + } + + inline void lock() + { + pa_threaded_mainloop_lock(m_mainLoop); + } + + inline void unlock() + { + pa_threaded_mainloop_unlock(m_mainLoop); + } + + inline pa_context *context() const + { + return m_context; + } + + int volume() + { + return m_volume; + } + +private: + void prepare() + { + m_volume = 100; + + m_mainLoop = pa_threaded_mainloop_new(); + if (m_mainLoop == 0) { + qWarning("PulseAudioService: unable to create pulseaudio mainloop"); + return; + } + + if (pa_threaded_mainloop_start(m_mainLoop) != 0) { + qWarning("PulseAudioService: unable to start pulseaudio mainloop"); + pa_threaded_mainloop_free(m_mainLoop); + return; + } + + m_mainLoopApi = pa_threaded_mainloop_get_api(m_mainLoop); + + lock(); + m_context = pa_context_new(m_mainLoopApi, QString(QLatin1String("QtPulseAudio:%1")).arg(::getpid()).toAscii().constData()); + +#if(Q_WS_MAEMO_5) + pa_context_set_state_callback(m_context, context_state_callback, this); +#endif + if (m_context == 0) { + qWarning("PulseAudioService: Unable to create new pulseaudio context"); + pa_threaded_mainloop_free(m_mainLoop); + return; + } + + if (pa_context_connect(m_context, NULL, (pa_context_flags_t)0, NULL) < 0) { + qWarning("PulseAudioService: pa_context_connect() failed"); + pa_context_unref(m_context); + pa_threaded_mainloop_free(m_mainLoop); + return; + } + unlock(); + + m_prepared = true; + } + + void release() + { + if (!m_prepared) return; + pa_threaded_mainloop_stop(m_mainLoop); + pa_threaded_mainloop_free(m_mainLoop); + m_prepared = false; + } + +#if(Q_WS_MAEMO_5) + static void context_state_callback(pa_context *c, void *userdata) + { + PulseDaemon *self = reinterpret_cast<PulseDaemon*>(userdata); + switch (pa_context_get_state(c)) { + case PA_CONTEXT_CONNECTING: + case PA_CONTEXT_AUTHORIZING: + case PA_CONTEXT_SETTING_NAME: + break; + case PA_CONTEXT_READY: + pa_ext_stream_restore_set_subscribe_cb(c, &stream_restore_monitor_callback, self); + pa_ext_stream_restore_subscribe(c, 1, NULL, self); + break; + default: + break; + } + } + static void stream_restore_monitor_callback(pa_context *c, void *userdata) + { + PulseDaemon *self = reinterpret_cast<PulseDaemon*>(userdata); + pa_ext_stream_restore2_read(c, &stream_restore_info_callback, self); + } + static void stream_restore_info_callback(pa_context *c, const pa_ext_stream_restore2_info *info, + int eol, void *userdata) + { + Q_UNUSED(c) + + PulseDaemon *self = reinterpret_cast<PulseDaemon*>(userdata); + + if (!eol) { + if (QString(info->name).startsWith(QLatin1String("sink-input-by-media-role:x-maemo"))) { + const unsigned str_length = 256; + char str[str_length]; + pa_cvolume_snprint(str, str_length, &info->volume); + self->m_volume = QString(str).replace(" ","").replace("%","").mid(2).toInt(); + } + } + } +#endif + + int m_volume; + bool m_prepared; + pa_context *m_context; + pa_threaded_mainloop *m_mainLoop; + pa_mainloop_api *m_mainLoopApi; +}; +} + +Q_GLOBAL_STATIC(PulseDaemon, daemon) + + +QSoundEffectPrivate::QSoundEffectPrivate(QObject* parent): + QObject(parent), + m_muted(false), + m_playQueued(false), + m_volume(100), + m_duration(0), + m_dataUploaded(0), + m_state(QMediaPlayer::StoppedState), + m_status(QMediaPlayer::NoMedia), + m_reply(0), + m_stream(0), + m_networkAccessManager(0) +{ +} + +QSoundEffectPrivate::~QSoundEffectPrivate() +{ + delete m_reply; + unloadSample(); +} + +qint64 QSoundEffectPrivate::duration() const +{ + return m_duration; +} + +int QSoundEffectPrivate::volume() const +{ + return m_volume; +} + +bool QSoundEffectPrivate::isMuted() const +{ + return m_muted; +} + +QMediaContent QSoundEffectPrivate::media() const +{ + return m_media; +} + +QMediaPlayer::State QSoundEffectPrivate::state() const +{ + return m_state; +} + +QMediaPlayer::MediaStatus QSoundEffectPrivate::mediaStatus() const +{ + return m_status; +} + +void QSoundEffectPrivate::play() +{ + if (m_status == QMediaPlayer::LoadingMedia) { + m_playQueued = true; + return; + } + + if (m_status != QMediaPlayer::BufferedMedia || + m_state == QMediaPlayer::PlayingState) + return; + + pa_volume_t m_vol = PA_VOLUME_NORM; + + daemon()->lock(); +#if(Q_WS_MAEMO_5) + m_vol = PA_VOLUME_NORM/100*((daemon()->volume()+m_volume)/2); +#endif + pa_operation_unref( + pa_context_play_sample(daemon()->context(), + m_name.constData(), + 0, + m_vol, + play_callback, + this) + ); + daemon()->unlock(); + + m_playbackTime.start(); + + emit stateChanged(m_state = QMediaPlayer::PlayingState); +} + +void QSoundEffectPrivate::stop() +{ + emit stateChanged(m_state = QMediaPlayer::StoppedState); +} + +void QSoundEffectPrivate::setVolume(int volume) +{ + m_volume = volume; +} + +void QSoundEffectPrivate::setMuted(bool muted) +{ + m_muted = muted; +} + +void QSoundEffectPrivate::setMedia(const QMediaContent &media) +{ + if (media.isNull()) { + m_media = QMediaContent(); + unloadSample(); + return; + } + if (m_media == media) + return; + m_media = media; + + if (m_networkAccessManager == 0) + m_networkAccessManager = new QNetworkAccessManager(this); + + m_stream = m_networkAccessManager->get(QNetworkRequest(m_media.canonicalUrl())); + + unloadSample(); + loadSample(); + + emit mediaChanged(m_media); +} + +void QSoundEffectPrivate::decoderReady() +{ + if (m_waveDecoder->size() >= PA_SCACHE_ENTRY_SIZE_MAX) { + m_status = QMediaPlayer::InvalidMedia; + emit mediaStatusChanged(m_status); + qWarning("QtPulseAudio: attempting to load to large a sample"); + return; + } + + if (m_name.isNull()) + m_name = QString(QLatin1String("QtPulseSample-%1-%2")).arg(::getpid()).arg(quintptr(this)).toUtf8(); + + pa_sample_spec spec = audioFormatToSampleSpec(m_waveDecoder->audioFormat()); + + daemon()->lock(); + pa_stream *stream = pa_stream_new(daemon()->context(), m_name.constData(), &spec, 0); + pa_stream_set_state_callback(stream, stream_state_callback, this); + pa_stream_set_write_callback(stream, stream_write_callback, this); + pa_stream_connect_upload(stream, (size_t)m_waveDecoder->size()); + daemon()->unlock(); +} + +void QSoundEffectPrivate::decoderError() +{ + emit mediaStatusChanged(m_status = QMediaPlayer::InvalidMedia); +} + +void QSoundEffectPrivate::checkPlayTime() +{ + int elapsed = m_playbackTime.elapsed(); + + if (elapsed >= m_duration) { + m_state = QMediaPlayer::StoppedState; + emit stateChanged(m_state); + } + else + startTimer(m_duration - elapsed); +} + +void QSoundEffectPrivate::loadSample() +{ + m_waveDecoder = new WaveDecoder(m_stream); + connect(m_waveDecoder, SIGNAL(formatKnown()), SLOT(decoderReady())); + connect(m_waveDecoder, SIGNAL(invalidFormat()), SLOT(decoderError())); + + m_status = QMediaPlayer::LoadingMedia; + emit mediaStatusChanged(m_status); +} + +void QSoundEffectPrivate::unloadSample() +{ + if (m_status != QMediaPlayer::BufferedMedia) + return; + + m_status = QMediaPlayer::NoMedia; + + daemon()->lock(); + pa_context_remove_sample(daemon()->context(), m_name.constData(), NULL, NULL); + daemon()->unlock(); + + m_duration = 0; + m_dataUploaded = 0; +} + +void QSoundEffectPrivate::timerEvent(QTimerEvent *event) +{ + if (m_state == QMediaPlayer::PlayingState) { + m_state = QMediaPlayer::StoppedState; + emit stateChanged(m_state); + } + + killTimer(event->timerId()); +} + +void QSoundEffectPrivate::stream_write_callback(pa_stream *s, size_t length, void *userdata) +{ + Q_UNUSED(length); + + QSoundEffectPrivate *self = reinterpret_cast<QSoundEffectPrivate*>(userdata); + + size_t bufferSize = qMin(pa_stream_writable_size(s), + size_t(self->m_waveDecoder->bytesAvailable())); + char buffer[bufferSize]; + + size_t len = 0; + while (len < length) { + qint64 read = self->m_waveDecoder->read(buffer, qMin(bufferSize, length -len)); + if (read > 0) { + if (pa_stream_write(s, buffer, size_t(read), 0, 0, PA_SEEK_RELATIVE) == 0) + len += size_t(read); + else + break; + } + } + self->m_dataUploaded += len; + + if (self->m_waveDecoder->size() == self->m_dataUploaded) { + pa_stream_finish_upload(s); + + self->m_duration = self->m_waveDecoder->duration(); + emit self->durationChanged(self->m_duration); + + self->m_status = QMediaPlayer::BufferedMedia; + emit self->mediaStatusChanged(self->m_status); + + self->m_waveDecoder->deleteLater(); + if (!self->m_media.isNull()) + self->m_stream->deleteLater(); + + if (self->m_playQueued) { + self->m_playQueued = false; + QMetaObject::invokeMethod(self, "play"); + } + } +} + +void QSoundEffectPrivate::stream_state_callback(pa_stream *s, void *userdata) +{ + QSoundEffectPrivate *self = reinterpret_cast<QSoundEffectPrivate*>(userdata); + + switch (pa_stream_get_state(s)) { + case PA_STREAM_CREATING: + case PA_STREAM_READY: + case PA_STREAM_TERMINATED: + break; + + case PA_STREAM_FAILED: + default: + self->m_status = QMediaPlayer::InvalidMedia; + emit self->mediaStatusChanged(self->m_status); + break; + } +} + +void QSoundEffectPrivate::play_callback(pa_context *c, int success, void *userdata) +{ + Q_UNUSED(c); + + QSoundEffectPrivate *self = reinterpret_cast<QSoundEffectPrivate*>(userdata); + + if (success == 1) + QMetaObject::invokeMethod(self, "checkPlayTime", Qt::QueuedConnection); + else { + self->m_state = QMediaPlayer::StoppedState; + emit self->stateChanged(self->m_state); + } +} + diff --git a/src/multimedia/qml/qsoundeffect_pulse_p.h b/src/multimedia/qml/qsoundeffect_pulse_p.h new file mode 100644 index 0000000..58a05d2 --- /dev/null +++ b/src/multimedia/qml/qsoundeffect_pulse_p.h @@ -0,0 +1,138 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSOUNDEFFECT_PULSE_H +#define QSOUNDEFFECT_PULSE_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + + +#include "qsoundeffect_p.h" + +#include <QtCore/qobject.h> +#include <QtCore/qdatetime.h> +#include <QtMultimedia/qmediaplayer.h> +#include <pulse/pulseaudio.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QNetworkReply; +class QNetworkAccessManager; +class WaveDecoder; + +class QSoundEffectPrivate : public QObject +{ + Q_OBJECT +public: + explicit QSoundEffectPrivate(QObject* parent); + ~QSoundEffectPrivate(); + + qint64 duration() const; + int volume() const; + bool isMuted() const; + QMediaContent media() const; + QMediaPlayer::State state() const; + QMediaPlayer::MediaStatus mediaStatus() const; + +public Q_SLOTS: + void play(); + void stop(); + void setVolume(int volume); + void setMuted(bool muted); + void setMedia(const QMediaContent &media); + +Q_SIGNALS: + void mediaChanged(const QMediaContent &media); + void mediaStatusChanged(QMediaPlayer::MediaStatus status); + void stateChanged(QMediaPlayer::State newState); + void durationChanged(qint64 duration); + void volumeChanged(int volume); + void mutedChanged(bool muted); + void error(QMediaPlayer::Error error); + +private slots: + void decoderReady(); + void decoderError(); + void checkPlayTime(); + +private: + void loadSample(); + void unloadSample(); + + void timerEvent(QTimerEvent *event); + + static void stream_write_callback(pa_stream *s, size_t length, void *userdata); + static void stream_state_callback(pa_stream *s, void *userdata); + static void play_callback(pa_context *c, int success, void *userdata); + + bool m_muted; + bool m_playQueued; + int m_volume; + int m_duration; + int m_dataUploaded; + QTime m_playbackTime; + QMediaPlayer::State m_state; + QMediaPlayer::MediaStatus m_status; + QByteArray m_name; + QMediaContent m_media; + QNetworkReply *m_reply; + WaveDecoder *m_waveDecoder; + QIODevice *m_stream; + QNetworkAccessManager *m_networkAccessManager; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QSOUNDEFFECT_PULSE_H diff --git a/src/multimedia/qml/qsoundeffect_qmedia_p.cpp b/src/multimedia/qml/qsoundeffect_qmedia_p.cpp new file mode 100644 index 0000000..e5ac0d3 --- /dev/null +++ b/src/multimedia/qml/qsoundeffect_qmedia_p.cpp @@ -0,0 +1,163 @@ +/**************************************************************************** +** +** 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 purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qcoreapplication.h> + +#include "qmediacontent.h" +#include "qmediaplayer.h" + +#include "qsoundeffect_p.h" +#include "qsoundeffect_qmedia_p.h" + + +QSoundEffectPrivate::QSoundEffectPrivate(QObject* parent): + QObject(parent), + m_muted(false), + m_volume(100), + m_player(0) +{ +} + +QSoundEffectPrivate::~QSoundEffectPrivate() +{ + if (m_player) delete m_player; +} + +qint64 QSoundEffectPrivate::duration() const +{ + if (m_player) return m_player->duration(); + + return 0; +} + +int QSoundEffectPrivate::volume() const +{ + if (m_player) return m_player->volume(); + + return m_volume; +} + +bool QSoundEffectPrivate::isMuted() const +{ + if (m_player) return m_player->isMuted(); + + return m_muted; +} + +QMediaContent QSoundEffectPrivate::media() const +{ + if (m_player) return m_player->media(); + + return QMediaContent(); +} + +QMediaPlayer::State QSoundEffectPrivate::state() const +{ + if (m_player) return m_player->state(); + + return QMediaPlayer::StoppedState; +} + +QMediaPlayer::MediaStatus QSoundEffectPrivate::mediaStatus() const +{ + if (m_player) return m_player->mediaStatus(); + + return QMediaPlayer::UnknownMediaStatus; +} + +void QSoundEffectPrivate::play() +{ + if (m_player && !m_player->isMuted()) + m_player->play(); +} + +void QSoundEffectPrivate::stop() +{ + if (m_player) + m_player->stop(); +} + +void QSoundEffectPrivate::setVolume(int volume) +{ + m_volume = volume; + + if (m_player) + m_player->setVolume(volume); +} + +void QSoundEffectPrivate::setMuted(bool muted) +{ + m_muted = muted; + + if (m_player) + m_player->setMuted(muted); +} + +void QSoundEffectPrivate::setMedia(const QMediaContent &media) +{ + if (media.isNull()) + return; + + if (m_player == 0) { + m_player = new QMediaPlayer(this, QMediaPlayer::LowLatency); + m_player->setVolume(m_volume); + m_player->setMuted(m_muted); + + connect(m_player, SIGNAL(volumeChanged(int)), SIGNAL(volumeChanged(int))); + connect(m_player, SIGNAL(mutedChanged(bool)), SIGNAL(mutedChanged(bool))); + connect(m_player, SIGNAL(durationChanged(qint64)), SIGNAL(durationChanged(qint64))); + connect(m_player, SIGNAL(stateChanged(QMediaPlayer::State)), SIGNAL(stateChanged(QMediaPlayer::State))); + } + + m_player->setMedia(media.canonicalUrl()); +} + diff --git a/src/multimedia/qml/qsoundeffect_qmedia_p.h b/src/multimedia/qml/qsoundeffect_qmedia_p.h new file mode 100644 index 0000000..e17d720 --- /dev/null +++ b/src/multimedia/qml/qsoundeffect_qmedia_p.h @@ -0,0 +1,109 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSOUNDEFFECT_QMEDIA_H +#define QSOUNDEFFECT_QMEDIA_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + + +#include <QtCore/qobject.h> +#include <QtCore/qurl.h> +#include <QtMultimedia/qmediaplayer.h> +#include "qsoundeffect_p.h" + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class WaveDecoder; + +class QSoundEffectPrivate : public QObject +{ + Q_OBJECT +public: + explicit QSoundEffectPrivate(QObject* parent); + ~QSoundEffectPrivate(); + + qint64 duration() const; + int volume() const; + bool isMuted() const; + QMediaContent media() const; + QMediaPlayer::State state() const; + QMediaPlayer::MediaStatus mediaStatus() const; + +public Q_SLOTS: + void play(); + void stop(); + void setVolume(int volume); + void setMuted(bool muted); + void setMedia(const QMediaContent &media); + +Q_SIGNALS: + void mediaChanged(const QMediaContent &media); + void mediaStatusChanged(QMediaPlayer::MediaStatus status); + void stateChanged(QMediaPlayer::State newState); + void durationChanged(qint64 duration); + void volumeChanged(int volume); + void mutedChanged(bool muted); + void error(QMediaPlayer::Error error); + +private: + bool m_muted; + int m_volume; + QMediaPlayer *m_player; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QSOUNDEFFECT_QMEDIA_H diff --git a/src/multimedia/qml/qsoundeffect_qsound_p.cpp b/src/multimedia/qml/qsoundeffect_qsound_p.cpp new file mode 100644 index 0000000..0292d26 --- /dev/null +++ b/src/multimedia/qml/qsoundeffect_qsound_p.cpp @@ -0,0 +1,225 @@ +/**************************************************************************** +** +** 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 purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qcoreapplication.h> +#include <QtCore/qtimer.h> +#include <QtCore/qfile.h> +#include <QtGui/qsound.h> +#include <QtMultimedia/qaudioformat.h> +#include <QDebug> + +#include "qmediacontent.h" +#include "qmediaplayer.h" +#include "qsoundeffect_p.h" + +#include "wavedecoder_p.h" + +#include "qsoundeffect_qsound_p.h" + +QT_BEGIN_NAMESPACE + +QSoundEffectPrivate::QSoundEffectPrivate(QObject* parent): + QObject(parent), + m_queued(false), + m_muted(false), + m_state(QMediaPlayer::StoppedState), + m_status(QMediaPlayer::NoMedia), + m_file(0), + m_sound(0) +{ + m_timer = new QTimer(this); + connect(m_timer,SIGNAL(timeout()),SLOT(checkPlayTime())); + m_media = QMediaContent(); +} + +QSoundEffectPrivate::~QSoundEffectPrivate() +{ + if (m_sound) delete m_sound; + if (m_waveDecoder) delete m_waveDecoder; + m_file->close(); +} + +qint64 QSoundEffectPrivate::duration() const +{ + if (m_waveDecoder) + return m_waveDecoder->size(); + + return 0; +} + +int QSoundEffectPrivate::volume() const +{ + return 100; +} + +bool QSoundEffectPrivate::isMuted() const +{ + return m_muted; +} + +QMediaContent QSoundEffectPrivate::media() const +{ + return m_media; +} + +QMediaPlayer::State QSoundEffectPrivate::state() const +{ + return m_state; +} + +QMediaPlayer::MediaStatus QSoundEffectPrivate::mediaStatus() const +{ + return m_status; +} + +void QSoundEffectPrivate::play() +{ + if (m_sound && !m_muted) { + m_queued = false; + m_timer->start(20); + m_playbackTime.start(); + m_sound->play(); + emit stateChanged(m_state = QMediaPlayer::PlayingState); + } else if (m_status == QMediaPlayer::LoadingMedia) + m_queued = true; +} + +void QSoundEffectPrivate::stop() +{ + m_timer->stop(); + + if (m_sound) { + m_sound->stop(); + emit stateChanged(m_state = QMediaPlayer::StoppedState); + } +} + +void QSoundEffectPrivate::setVolume(int volume) +{ + Q_UNUSED(volume) +} + +void QSoundEffectPrivate::setMuted(bool muted) +{ + m_muted = muted; +} + +void QSoundEffectPrivate::setMedia(const QMediaContent &media) +{ + m_queued = false; + + if (media.isNull() || media.canonicalUrl().scheme() != "file") { + m_media = QMediaContent(); + return; + } + if (m_media == media) + return; + + m_media = media; + m_file = new QFile(m_media.canonicalUrl().toLocalFile()); + m_file->open(QIODevice::ReadOnly|QIODevice::Unbuffered); + + unloadSample(); + loadSample(); + + emit mediaChanged(m_media); +} + +void QSoundEffectPrivate::decoderReady() +{ + m_file->close(); + m_sound = new QSound(m_media.canonicalUrl().toLocalFile()); + emit mediaStatusChanged(m_status = QMediaPlayer::LoadedMedia); + + if (m_queued) + play(); +} + +void QSoundEffectPrivate::decoderError() +{ + m_file->close(); + emit mediaStatusChanged(m_status = QMediaPlayer::InvalidMedia); +} + +void QSoundEffectPrivate::checkPlayTime() +{ + if (m_sound->isFinished()) { + m_timer->stop(); + m_state = QMediaPlayer::StoppedState; + emit stateChanged(m_state); + } +} + +void QSoundEffectPrivate::loadSample() +{ + m_waveDecoder = new WaveDecoder(m_file); + connect(m_waveDecoder, SIGNAL(formatKnown()), SLOT(decoderReady())); + connect(m_waveDecoder, SIGNAL(invalidFormat()), SLOT(decoderError())); + + m_status = QMediaPlayer::LoadingMedia; + emit mediaStatusChanged(m_status); +} + +void QSoundEffectPrivate::unloadSample() +{ + if (m_sound == 0) + return; + + m_status = QMediaPlayer::NoMedia; + + if (m_sound) + delete m_sound; + + m_sound = 0; +} + +QT_END_NAMESPACE diff --git a/src/multimedia/qml/qsoundeffect_qsound_p.h b/src/multimedia/qml/qsoundeffect_qsound_p.h new file mode 100644 index 0000000..45c0888 --- /dev/null +++ b/src/multimedia/qml/qsoundeffect_qsound_p.h @@ -0,0 +1,129 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSOUNDEFFECT_QSOUND_H +#define QSOUNDEFFECT_QSOUND_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + + +#include <QtCore/qobject.h> +#include <QtCore/qdatetime.h> +#include <QtMultimedia/qmediaplayer.h> + +#include "qsoundeffect_p.h" + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QTimer; +class QSound; +class QFile; +class WaveDecoder; + +class QSoundEffectPrivate : public QObject +{ + Q_OBJECT +public: + explicit QSoundEffectPrivate(QObject* parent); + ~QSoundEffectPrivate(); + + qint64 duration() const; + int volume() const; + bool isMuted() const; + QMediaContent media() const; + QMediaPlayer::State state() const; + QMediaPlayer::MediaStatus mediaStatus() const; + +public Q_SLOTS: + void play(); + void stop(); + void setVolume(int volume); + void setMuted(bool muted); + void setMedia(const QMediaContent &media); + +Q_SIGNALS: + void mediaChanged(const QMediaContent &media); + void mediaStatusChanged(QMediaPlayer::MediaStatus status); + void stateChanged(QMediaPlayer::State newState); + void durationChanged(qint64 duration); + void volumeChanged(int volume); + void mutedChanged(bool muted); + void error(QMediaPlayer::Error error); + +private slots: + void decoderReady(); + void decoderError(); + void checkPlayTime(); + +private: + void loadSample(); + void unloadSample(); + + bool m_queued; + bool m_muted; + QTime m_playbackTime; + QMediaPlayer::State m_state; + QMediaPlayer::MediaStatus m_status; + QFile *m_file; + QByteArray m_name; + QMediaContent m_media; + WaveDecoder *m_waveDecoder; + QSound *m_sound; + QTimer *m_timer; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QSOUNDEFFECT_QSOUND_H diff --git a/src/multimedia/qml/wavedecoder_p.cpp b/src/multimedia/qml/wavedecoder_p.cpp new file mode 100644 index 0000000..b7d6101 --- /dev/null +++ b/src/multimedia/qml/wavedecoder_p.cpp @@ -0,0 +1,140 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "wavedecoder_p.h" + +#include <QtCore/qtimer.h> +#include <QtCore/qendian.h> + +QT_BEGIN_NAMESPACE + +WaveDecoder::WaveDecoder(QIODevice *s, QObject *parent): + QIODevice(parent), + haveFormat(false), + dataSize(0), + remaining(0), + source(s) +{ + open(QIODevice::ReadOnly | QIODevice::Unbuffered); + + if (source->bytesAvailable() >= sizeof(CombinedHeader)) + QTimer::singleShot(0, this, SLOT(handleData())); + else + connect(source, SIGNAL(readyRead()), SLOT(handleData())); +} + +WaveDecoder::~WaveDecoder() +{ +} + +QAudioFormat WaveDecoder::audioFormat() const +{ + return format; +} + +int WaveDecoder::duration() const +{ + return size() * 1000 / (format.sampleSize() / 8) / format.channels() / format.frequency(); +} + +qint64 WaveDecoder::size() const +{ + return haveFormat ? dataSize : 0; +} + +bool WaveDecoder::isSequential() const +{ + return source->isSequential(); +} + +qint64 WaveDecoder::bytesAvailable() const +{ + return haveFormat ? source->bytesAvailable() : 0; +} + +qint64 WaveDecoder::readData(char *data, qint64 maxlen) +{ + return haveFormat ? source->read(data, maxlen) : 0; +} + +qint64 WaveDecoder::writeData(const char *data, qint64 len) +{ + Q_UNUSED(data); + Q_UNUSED(len); + + return -1; +} + +void WaveDecoder::handleData() +{ + if (source->bytesAvailable() < sizeof(CombinedHeader)) + return; + + source->disconnect(SIGNAL(readyRead()), this, SLOT(handleData())); + source->read((char*)&header, sizeof(CombinedHeader)); + + if (qstrncmp(header.riff.descriptor.id, "RIFF", 4) != 0 || + qstrncmp(header.riff.type, "WAVE", 4) != 0 || + qstrncmp(header.wave.descriptor.id, "fmt ", 4) != 0 || + (header.wave.audioFormat != 0 && header.wave.audioFormat != 1) || + qstrncmp(header.data.descriptor.id, "data", 4) != 0) { + + emit invalidFormat(); + } + else { + int bps = qFromLittleEndian<quint16>(header.wave.bitsPerSample); + + format.setCodec("audio/pcm"); + format.setSampleType(bps == 8 ? QAudioFormat::UnSignedInt : QAudioFormat::SignedInt); + format.setByteOrder(QAudioFormat::LittleEndian); + format.setFrequency(qFromLittleEndian<quint32>(header.wave.sampleRate)); + format.setSampleSize(bps); + format.setChannels(qFromLittleEndian<quint16>(header.wave.numChannels)); + + dataSize = qFromLittleEndian<quint32>(header.data.descriptor.size); + + haveFormat = true; + connect(source, SIGNAL(readyRead()), SIGNAL(readyRead())); + emit formatKnown(); + } +} + +QT_END_NAMESPACE diff --git a/src/multimedia/qml/wavedecoder_p.h b/src/multimedia/qml/wavedecoder_p.h new file mode 100644 index 0000000..3bcd90d --- /dev/null +++ b/src/multimedia/qml/wavedecoder_p.h @@ -0,0 +1,123 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef WAVEDECODER_H +#define WAVEDECODER_H + +#include <QtCore/qiodevice.h> +#include <QtMultimedia/qaudioformat.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + + +class WaveDecoder : public QIODevice +{ + Q_OBJECT + +public: + explicit WaveDecoder(QIODevice *source, QObject *parent = 0); + ~WaveDecoder(); + + QAudioFormat audioFormat() const; + int duration() const; + + qint64 size() const; + bool isSequential() const; + qint64 bytesAvailable() const; + +signals: + void formatKnown(); + void invalidFormat(); + +private slots: + void handleData(); + +private: + qint64 readData(char *data, qint64 maxlen); + qint64 writeData(const char *data, qint64 len); + + struct chunk + { + char id[4]; + quint32 size; + }; + struct RIFFHeader + { + chunk descriptor; + char type[4]; + }; + struct WAVEHeader + { + chunk descriptor; + quint16 audioFormat; + quint16 numChannels; + quint32 sampleRate; + quint32 byteRate; + quint16 blockAlign; + quint16 bitsPerSample; + }; + struct DATAHeader + { + chunk descriptor; + }; + struct CombinedHeader + { + RIFFHeader riff; + WAVEHeader wave; + DATAHeader data; + }; + + bool haveFormat; + qint64 dataSize; + qint64 remaining; + QAudioFormat format; + QIODevice *source; + CombinedHeader header; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // WAVEDECODER_H |