author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 03 May 2010 13:18:40 +0300 | |
changeset 4 | 90517678cc4f |
child 5 | 453da2cfceef |
permissions | -rw-r--r-- |
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/**************************************************************************** |
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** |
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (qt-info@nokia.com) |
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** |
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** This file is part of the Qt Mobility Components. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
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** General Public License version 2.1 as published by the Free Software |
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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#ifndef QGSTREAMERCAPTURESESSION_MAEMO_H |
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#define QGSTREAMERCAPTURESESSION_MAEMO_H |
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#include <qmediarecordercontrol.h> |
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#include <QtCore/qurl.h> |
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#include <gst/gst.h> |
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#include "qgstreamerbushelper.h" |
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QTM_USE_NAMESPACE |
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class QGstreamerMessage; |
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class QGstreamerBusHelper; |
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class QGstreamerAudioEncode; |
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class QGstreamerVideoEncode; |
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class QGstreamerImageEncode; |
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class QGstreamerRecorderControl; |
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class QGstreamerMediaContainerControl; |
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class QGstreamerCameraExposureControl; |
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class QGstreamerCameraFocusControl; |
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class QGstreamerImageProcessingControl; |
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class QGstreamerElementFactory |
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{ |
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public: |
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virtual GstElement *buildElement() = 0; |
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virtual void prepareWinId() {} |
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}; |
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class QGstreamerVideoInput : public QGstreamerElementFactory |
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{ |
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public: |
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virtual QList<qreal> supportedFrameRates(const QSize &frameSize = QSize()) const = 0; |
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virtual QList<QSize> supportedResolutions(qreal frameRate = -1) const = 0; |
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}; |
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class QGstreamerCaptureSession : public QObject, public QGstreamerSyncEventFilter |
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{ |
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Q_OBJECT |
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Q_PROPERTY(qint64 duration READ duration NOTIFY durationChanged) |
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Q_ENUMS(State) |
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Q_ENUMS(CaptureMode) |
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public: |
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enum CaptureMode { Audio = 1, Video = 2, AudioAndVideo = Audio | Video }; |
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enum State { StoppedState, PreviewState, PausedState, RecordingState }; |
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QGstreamerCaptureSession(CaptureMode captureMode, QObject *parent); |
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~QGstreamerCaptureSession(); |
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CaptureMode captureMode() const { return m_captureMode; } |
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QUrl outputLocation() const; |
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bool setOutputLocation(const QUrl& sink); |
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QGstreamerAudioEncode *audioEncodeControl() const { return m_audioEncodeControl; } |
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QGstreamerVideoEncode *videoEncodeControl() const { return m_videoEncodeControl; } |
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QGstreamerImageEncode *imageEncodeControl() const { return m_imageEncodeControl; } |
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QGstreamerRecorderControl *recorderControl() const { return m_recorderControl; } |
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QGstreamerMediaContainerControl *mediaContainerControl() const { return m_mediaContainerControl; } |
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QGstreamerElementFactory *audioInput() const { return m_audioInputFactory; } |
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void setAudioInput(QGstreamerElementFactory *audioInput); |
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QGstreamerElementFactory *audioPreview() const { return m_audioPreviewFactory; } |
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void setAudioPreview(QGstreamerElementFactory *audioPreview); |
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QGstreamerVideoInput *videoInput() const { return m_videoInputFactory; } |
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void setVideoInput(QGstreamerVideoInput *videoInput); |
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QGstreamerElementFactory *videoPreview() const { return m_videoPreviewFactory; } |
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void setVideoPreview(QGstreamerElementFactory *videoPreview); |
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State state() const; |
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qint64 duration() const; |
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bool processSyncMessage(const QGstreamerMessage &message); |
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signals: |
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void stateChanged(QGstreamerCaptureSession::State state); |
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void durationChanged(qint64 duration); |
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void error(int error, const QString &errorString); |
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public slots: |
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void setState(QGstreamerCaptureSession::State); |
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void setCaptureDevice(const QString &deviceName); |
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void setMetaData(const QMap<QByteArray, QVariant>&); |
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private slots: |
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void busMessage(const QGstreamerMessage &message); |
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private: |
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enum PipelineMode { EmptyPipeline, PreviewPipeline, RecordingPipeline, PreviewAndRecordingPipeline }; |
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void setupCameraBin(); |
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GstElement *buildVideoSrc(); |
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void buildAudioEncodeBin(); |
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QUrl m_sink; |
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QString m_captureDevice; |
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State m_state; |
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State m_pendingState; |
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bool m_waitingForEos; |
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PipelineMode m_pipelineMode; |
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QGstreamerCaptureSession::CaptureMode m_captureMode; |
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QMap<QByteArray, QVariant> m_metaData; |
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QGstreamerElementFactory *m_audioInputFactory; |
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QGstreamerElementFactory *m_audioPreviewFactory; |
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QGstreamerVideoInput *m_videoInputFactory; |
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QGstreamerElementFactory *m_videoPreviewFactory; |
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QGstreamerAudioEncode *m_audioEncodeControl; |
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QGstreamerVideoEncode *m_videoEncodeControl; |
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QGstreamerImageEncode *m_imageEncodeControl; |
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QGstreamerRecorderControl *m_recorderControl; |
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QGstreamerMediaContainerControl *m_mediaContainerControl; |
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QGstreamerCameraExposureControl *m_cameraExposureControl; |
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QGstreamerCameraFocusControl *m_cameraFocusControl; |
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QGstreamerImageProcessingControl *m_imageProcessingControl; |
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QGstreamerBusHelper *m_busHelper; |
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GstBus* m_bus; |
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GstElement *m_pipeline; |
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GstElement *m_videoSrc; |
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bool m_videoPreviewFactoryHasChanged; |
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GstElement *m_audioSrc; |
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GstElement *m_audioConvert; |
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GstElement *m_capsFilter; |
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GstElement *m_fileSink; |
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GstElement *m_audioEncoder; |
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GstElement *m_muxer; |
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public: |
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QString m_imageFileName; |
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}; |
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#endif // QGSTREAMERCAPTURESESSION_MAEMO_H |