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Diffstat (limited to 'src/multimediakit/qcameraimagecapture.h')
-rw-r--r-- | src/multimediakit/qcameraimagecapture.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/src/multimediakit/qcameraimagecapture.h b/src/multimediakit/qcameraimagecapture.h new file mode 100644 index 000000000..09d4d67b4 --- /dev/null +++ b/src/multimediakit/qcameraimagecapture.h @@ -0,0 +1,162 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Mobility Components. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QCAMERAIMAGECAPTURE_H +#define QCAMERAIMAGECAPTURE_H + +#include <qmediaobject.h> +#include <qmediaencodersettings.h> +#include <qmediabindableinterface.h> +#include <qvideoframe.h> + +#include <qmediaenumdebug.h> + +QT_BEGIN_NAMESPACE +class QSize; +QT_END_NAMESPACE + +QT_BEGIN_NAMESPACE + +class QImageEncoderSettings; + +class QCameraImageCapturePrivate; +class Q_MULTIMEDIA_EXPORT QCameraImageCapture : public QObject, public QMediaBindableInterface +{ + Q_OBJECT + Q_INTERFACES(QMediaBindableInterface) + Q_ENUMS(Error) + Q_ENUMS(CaptureDestination) + Q_PROPERTY(bool readyForCapture READ isReadyForCapture NOTIFY readyForCaptureChanged) +public: + enum Error + { + NoError, + NotReadyError, + ResourceError, + OutOfSpaceError, + NotSupportedFeatureError, + FormatError + }; + + enum DriveMode + { + SingleImageCapture + }; + + enum CaptureDestination + { + CaptureToFile = 0x01, + CaptureToBuffer = 0x02 + }; + Q_DECLARE_FLAGS(CaptureDestinations, CaptureDestination) + + QCameraImageCapture(QMediaObject *mediaObject, QObject *parent = 0); + ~QCameraImageCapture(); + + bool isAvailable() const; + QtMultimediaKit::AvailabilityError availabilityError() const; + + QMediaObject *mediaObject() const; + + Error error() const; + QString errorString() const; + + bool isReadyForCapture() const; + + QStringList supportedImageCodecs() const; + QString imageCodecDescription(const QString &codecName) const; + + QList<QSize> supportedResolutions(const QImageEncoderSettings &settings = QImageEncoderSettings(), + bool *continuous = 0) const; + + QImageEncoderSettings encodingSettings() const; + void setEncodingSettings(const QImageEncoderSettings& settings); + + QList<QVideoFrame::PixelFormat> supportedBufferFormats() const; + QVideoFrame::PixelFormat bufferFormat() const; + void setBufferFormat(QVideoFrame::PixelFormat format); + + bool isCaptureDestinationSupported(CaptureDestinations destination) const; + CaptureDestinations captureDestination() const; + void setCaptureDestination(CaptureDestinations destination); + +public Q_SLOTS: + int capture(const QString &location = QString()); + void cancelCapture(); + +Q_SIGNALS: + void error(int id, QCameraImageCapture::Error error, const QString &errorString); + + void readyForCaptureChanged(bool); + void bufferFormatChanged(QVideoFrame::PixelFormat); + void captureDestinationChanged(QCameraImageCapture::CaptureDestinations); + + void imageExposed(int id); + void imageCaptured(int id, const QImage &preview); + void imageMetadataAvailable(int id, QtMultimediaKit::MetaData key, const QVariant &value); + void imageMetadataAvailable(int id, const QString &key, const QVariant &value); + void imageAvailable(int id, const QVideoFrame &image); + void imageSaved(int id, const QString &fileName); + +protected: + bool setMediaObject(QMediaObject *); + + QCameraImageCapturePrivate *d_ptr; +private: + Q_DISABLE_COPY(QCameraImageCapture) + Q_DECLARE_PRIVATE(QCameraImageCapture) + Q_PRIVATE_SLOT(d_func(), void _q_error(int, int, const QString &)) + Q_PRIVATE_SLOT(d_func(), void _q_readyChanged(bool)) +}; + +Q_DECLARE_OPERATORS_FOR_FLAGS(QCameraImageCapture::CaptureDestinations) + +QT_END_NAMESPACE + +Q_DECLARE_METATYPE(QCameraImageCapture::Error) +Q_DECLARE_METATYPE(QCameraImageCapture::CaptureDestination) +Q_DECLARE_METATYPE(QCameraImageCapture::CaptureDestinations) + +Q_MEDIA_ENUM_DEBUG(QCameraImageCapture, Error) +Q_MEDIA_ENUM_DEBUG(QCameraImageCapture, CaptureDestination) + +#endif + |