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Diffstat (limited to 'src/plugins/blackberry/camera/bbcamerasession.h')
| -rw-r--r-- | src/plugins/blackberry/camera/bbcamerasession.h | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/src/plugins/blackberry/camera/bbcamerasession.h b/src/plugins/blackberry/camera/bbcamerasession.h new file mode 100644 index 000000000..f57c7dabf --- /dev/null +++ b/src/plugins/blackberry/camera/bbcamerasession.h @@ -0,0 +1,236 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Research In Motion +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 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, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef BBCAMERASESSION_H +#define BBCAMERASESSION_H + +#include "bbmediastoragelocation.h" + +#include <QCamera> +#include <QCameraImageCapture> +#include <QCameraViewfinderSettingsControl> +#include <QElapsedTimer> +#include <QMediaRecorder> +#include <QMutex> +#include <QObject> +#include <QPointer> + +#include <camera/camera_api.h> + +QT_BEGIN_NAMESPACE + +class BbCameraOrientationHandler; +class WindowGrabber; + +class BbCameraSession : public QObject +{ + Q_OBJECT +public: + explicit BbCameraSession(QObject *parent = 0); + ~BbCameraSession(); + + camera_handle_t handle() const; + + // camera control + QCamera::State state() const; + void setState(QCamera::State state); + QCamera::Status status() const; + QCamera::CaptureModes captureMode() const; + void setCaptureMode(QCamera::CaptureModes); + bool isCaptureModeSupported(QCamera::CaptureModes mode) const; + + // video device selector control + static QByteArray cameraIdentifierFront(); + static QByteArray cameraIdentifierRear(); + static QByteArray cameraIdentifierDesktop(); + + void setDevice(const QByteArray &device); + QByteArray device() const; + + // video renderer control + QAbstractVideoSurface *surface() const; + void setSurface(QAbstractVideoSurface *surface); + + // image capture control + bool isReadyForCapture() const; + QCameraImageCapture::DriveMode driveMode() const; + void setDriveMode(QCameraImageCapture::DriveMode mode); + int capture(const QString &fileName); + void cancelCapture(); + + // capture destination control + bool isCaptureDestinationSupported(QCameraImageCapture::CaptureDestinations destination) const; + QCameraImageCapture::CaptureDestinations captureDestination() const; + void setCaptureDestination(QCameraImageCapture::CaptureDestinations destination); + + // image encoder control + QList<QSize> supportedResolutions(const QImageEncoderSettings &settings, bool *continuous) const; + QImageEncoderSettings imageSettings() const; + void setImageSettings(const QImageEncoderSettings &settings); + + // locks control + enum LocksApplyMode + { + IndependentMode, + FocusExposureBoundMode, + AllBoundMode, + FocusOnlyMode + }; + + QCamera::LockTypes supportedLocks() const; + QCamera::LockStatus lockStatus(QCamera::LockType lock) const; + void searchAndLock(QCamera::LockTypes locks); + void unlock(QCamera::LockTypes locks); + + // media recorder control + QUrl outputLocation() const; + bool setOutputLocation(const QUrl &location); + QMediaRecorder::State videoState() const; + void setVideoState(QMediaRecorder::State state); + QMediaRecorder::Status videoStatus() const; + qint64 duration() const; + void applyVideoSettings(); + + // video encoder settings control + QList<QSize> supportedResolutions(const QVideoEncoderSettings &settings, bool *continuous) const; + QList<qreal> supportedFrameRates(const QVideoEncoderSettings &settings, bool *continuous) const; + QVideoEncoderSettings videoSettings() const; + void setVideoSettings(const QVideoEncoderSettings &settings); + + // audio encoder settings control + QAudioEncoderSettings audioSettings() const; + void setAudioSettings(const QAudioEncoderSettings &settings); + +Q_SIGNALS: + // camera control + void statusChanged(QCamera::Status); + void stateChanged(QCamera::State); + void error(int error, const QString &errorString); + void captureModeChanged(QCamera::CaptureModes); + + // image capture control + void readyForCaptureChanged(bool); + void imageExposed(int id); + void imageCaptured(int id, const QImage &preview); + void imageMetadataAvailable(int id, const QString &key, const QVariant &value); + void imageAvailable(int id, const QVideoFrame &buffer); + void imageSaved(int id, const QString &fileName); + void imageCaptureError(int id, int error, const QString &errorString); + + // capture destination control + void captureDestinationChanged(QCameraImageCapture::CaptureDestinations destination); + + // locks control + void lockStatusChanged(QCamera::LockType type, QCamera::LockStatus status, QCamera::LockChangeReason reason); + + // media recorder control + void videoStateChanged(QMediaRecorder::State state); + void videoStatusChanged(QMediaRecorder::Status status); + void durationChanged(qint64 duration); + void actualLocationChanged(const QUrl &location); + void videoError(int error, const QString &errorString); + +private slots: + void updateReadyForCapture(); + void imageCaptured(int, const QImage&, const QString&); + void handleFocusStatusChanged(int); + void handleVideoRecordingPaused(); + void handleVideoRecordingResumed(); + void deviceOrientationChanged(int); + void handleCameraPowerUp(); + void viewfinderFrameGrabbed(const QImage &image); + +private: + bool openCamera(); + void closeCamera(); + bool startViewFinder(); + void stopViewFinder(); + void applyConfiguration(); + bool startVideoRecording(); + void stopVideoRecording(); + + bool isCaptureModeSupported(camera_handle_t handle, QCamera::CaptureModes mode) const; + QList<QSize> supportedResolutions(QCamera::CaptureMode mode) const; + QList<QSize> supportedViewfinderResolutions(QCamera::CaptureMode mode) const; + QSize currentViewfinderResolution(QCamera::CaptureMode mode) const; + + quint32 m_nativeCameraOrientation; + BbCameraOrientationHandler* m_orientationHandler; + + QCamera::Status m_status; + QCamera::State m_state; + QCamera::CaptureModes m_captureMode; + + QByteArray m_device; + bool m_previewIsVideo; + + QPointer<QAbstractVideoSurface> m_surface; + QMutex m_surfaceMutex; + + QCameraImageCapture::DriveMode m_captureImageDriveMode; + int m_lastImageCaptureId; + QCameraImageCapture::CaptureDestinations m_captureDestination; + + QImageEncoderSettings m_imageEncoderSettings; + + LocksApplyMode m_locksApplyMode; + QCamera::LockStatus m_focusLockStatus; + QCamera::LockTypes m_currentLockTypes; + + QString m_videoOutputLocation; + QMediaRecorder::State m_videoState; + QMediaRecorder::Status m_videoStatus; + QElapsedTimer m_videoRecordingDuration; + + QVideoEncoderSettings m_videoEncoderSettings; + QAudioEncoderSettings m_audioEncoderSettings; + + BbMediaStorageLocation m_mediaStorageLocation; + + camera_handle_t m_handle; + + WindowGrabber* m_windowGrabber; +}; + +QDebug operator<<(QDebug debug, camera_error_t error); + +QT_END_NAMESPACE + +#endif |