Initial copy of QtMultimediaKit.
Comes from original repo, with SHA1: 2c82d5611655e5967f5c5095af50c0991c4378b2
This commit is contained in:
Michael Goddard
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src/plugins/gstreamer/camerabin/camerabinsession.h
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234
src/plugins/gstreamer/camerabin/camerabinsession.h
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/****************************************************************************
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**
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** Copyright (C) 2010 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 CAMERABINCAPTURESESSION_MAEMO_H
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#define CAMERABINCAPTURESESSION_MAEMO_H
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#include <qmediarecordercontrol.h>
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#include <QtCore/qurl.h>
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#include <QtCore/qdir.h>
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#include <gst/gst.h>
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#include <gst/interfaces/photography.h>
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#include "qgstreamerbushelper.h"
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#include "qcamera.h"
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class QGstreamerMessage;
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class QGstreamerBusHelper;
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class CameraBinAudioEncoder;
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class CameraBinVideoEncoder;
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class CameraBinImageEncoder;
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class CameraBinRecorder;
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class CameraBinContainer;
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class CameraBinExposure;
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class CameraBinFlash;
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class CameraBinFocus;
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class CameraBinImageProcessing;
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class CameraBinLocks;
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class CameraBinCaptureDestination;
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class CameraBinCaptureBufferFormat;
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class QGstreamerVideoRendererInterface;
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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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};
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class CameraBinSession : 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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public:
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enum CameraRole {
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FrontCamera, // Secondary camera
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BackCamera // Main photo camera
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};
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CameraBinSession(QObject *parent);
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~CameraBinSession();
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GstPhotography *photography();
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GstElement *cameraBin() { return m_pipeline; }
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CameraRole cameraRole() const;
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QList< QPair<int,int> > supportedFrameRates(const QSize &frameSize, bool *continuous) const;
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QList<QSize> supportedResolutions( QPair<int,int> rate, bool *continuous, QCamera::CaptureMode mode) const;
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QCamera::CaptureMode captureMode() { return m_captureMode; }
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void setCaptureMode(QCamera::CaptureMode mode);
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QUrl outputLocation() const;
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bool setOutputLocation(const QUrl& sink);
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QDir defaultDir(QCamera::CaptureMode mode) const;
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QString generateFileName(const QString &prefix, const QDir &dir, const QString &ext) const;
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CameraBinAudioEncoder *audioEncodeControl() const { return m_audioEncodeControl; }
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CameraBinVideoEncoder *videoEncodeControl() const { return m_videoEncodeControl; }
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CameraBinImageEncoder *imageEncodeControl() const { return m_imageEncodeControl; }
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CameraBinExposure *cameraExposureControl() const { return m_cameraExposureControl; }
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CameraBinFlash *cameraFlashControl() const { return m_cameraFlashControl; }
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CameraBinFocus *cameraFocusControl() const { return m_cameraFocusControl; }
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CameraBinImageProcessing *imageProcessingControl() const { return m_imageProcessingControl; }
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CameraBinLocks *cameraLocksControl() const { return m_cameraLocksControl; }
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CameraBinCaptureDestination *captureDestinationControl() const { return m_captureDestinationControl; }
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CameraBinCaptureBufferFormat *captureBufferFormatControl() const { return m_captureBufferFormatControl; }
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CameraBinRecorder *recorderControl() const { return m_recorderControl; }
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CameraBinContainer *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 *videoInput() const { return m_videoInputFactory; }
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void setVideoInput(QGstreamerElementFactory *videoInput);
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bool isReady() const;
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QObject *viewfinder() const { return m_viewfinder; }
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void setViewfinder(QObject *viewfinder);
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void captureImage(int requestId, const QString &fileName);
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QCamera::State state() const;
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bool isBusy() const;
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qint64 duration() const;
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void recordVideo();
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void pauseVideoRecording();
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void resumeVideoRecording();
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void stopVideoRecording();
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bool isMuted() const;
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bool processSyncMessage(const QGstreamerMessage &message);
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signals:
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void stateChanged(QCamera::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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void imageExposed(int requestId);
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void imageCaptured(int requestId, const QImage &img);
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void mutedChanged(bool);
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void viewfinderChanged();
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void readyChanged(bool);
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void busyChanged(bool);
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void busMessage(const QGstreamerMessage &message);
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public slots:
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void setDevice(const QString &device);
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void setState(QCamera::State);
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void setCaptureDevice(const QString &deviceName);
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void setMetaData(const QMap<QByteArray, QVariant>&);
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void setMuted(bool);
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private slots:
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void handleBusMessage(const QGstreamerMessage &message);
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void handleViewfinderChange();
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private:
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bool setupCameraBin();
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void setupCaptureResolution();
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void updateVideoSourceCaps();
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GstElement *buildVideoSrc();
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static void updateBusyStatus(GObject *o, GParamSpec *p, gpointer d);
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QUrl m_sink;
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QUrl m_actualSink;
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bool m_recordingActive;
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QString m_captureDevice;
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QCamera::State m_state;
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QCamera::State m_pendingState;
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QString m_inputDevice;
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bool m_pendingResolutionUpdate;
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bool m_muted;
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bool m_busy;
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QCamera::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_videoInputFactory;
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QObject *m_viewfinder;
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QGstreamerVideoRendererInterface *m_viewfinderInterface;
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CameraBinAudioEncoder *m_audioEncodeControl;
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CameraBinVideoEncoder *m_videoEncodeControl;
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CameraBinImageEncoder *m_imageEncodeControl;
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CameraBinRecorder *m_recorderControl;
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CameraBinContainer *m_mediaContainerControl;
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CameraBinExposure *m_cameraExposureControl;
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CameraBinFlash *m_cameraFlashControl;
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CameraBinFocus *m_cameraFocusControl;
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CameraBinImageProcessing *m_imageProcessingControl;
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CameraBinLocks *m_cameraLocksControl;
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CameraBinCaptureDestination *m_captureDestinationControl;
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CameraBinCaptureBufferFormat *m_captureBufferFormatControl;
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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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GstElement *m_viewfinderElement;
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bool m_viewfinderHasChanged;
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bool m_videoInputHasChanged;
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GstCaps *m_sourceCaps;
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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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int m_requestId;
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};
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#endif // CAMERABINCAPTURESESSION_MAEMO_H
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