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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QCAMERAIMAGECAPTURECONTROL_H
#define QCAMERAIMAGECAPTURECONTROL_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 <QtMultimedia/qimagecapture.h>
#include <QtMultimedia/qmediametadata.h>
#include <QtMultimedia/qimagecapture.h>
#include <QtCore/private/qglobal_p.h>
QT_BEGIN_NAMESPACE
class QImage;
class QPlatformMediaCaptureSession;
class QImageEncoderSettingsPrivate;
class Q_MULTIMEDIA_EXPORT QImageEncoderSettings
{
QImageCapture::FileFormat m_format = QImageCapture::UnspecifiedFormat;
QSize m_resolution;
QImageCapture::Quality m_quality = QImageCapture::NormalQuality;
public:
bool operator==(const QImageEncoderSettings &other) {
return m_format == other.m_format &&
m_resolution == other.m_resolution &&
m_quality == other.m_quality;
}
bool operator!=(const QImageEncoderSettings &other) { return !operator==(other); }
QImageCapture::FileFormat format() const { return m_format; }
void setFormat(QImageCapture::FileFormat f) { m_format = f; }
QSize resolution() const { return m_resolution; }
void setResolution(const QSize &s) { m_resolution = s; }
void setResolution(int width, int height) { m_resolution = QSize(width, height); }
QImageCapture::Quality quality() const { return m_quality; }
void setQuality(QImageCapture::Quality quality) { m_quality = quality; }
};
class Q_MULTIMEDIA_EXPORT QPlatformImageCapture : public QObject
{
Q_OBJECT
public:
virtual bool isReadyForCapture() const = 0;
virtual int capture(const QString &fileName) = 0;
virtual int captureToBuffer() = 0;
virtual QImageEncoderSettings imageSettings() const = 0;
virtual void setImageSettings(const QImageEncoderSettings &settings) = 0;
virtual void setMetaData(const QMediaMetaData &m) { m_metaData = m; }
QMediaMetaData metaData() const { return m_metaData; }
QImageCapture *imageCapture() { return m_imageCapture; }
static QString msgCameraNotReady();
static QString msgImageCaptureNotSet();
Q_SIGNALS:
void readyForCaptureChanged(bool ready);
void imageExposed(int requestId);
void imageCaptured(int requestId, const QImage &preview);
void imageMetadataAvailable(int id, const QMediaMetaData &);
void imageAvailable(int requestId, const QVideoFrame &buffer);
void imageSaved(int requestId, const QString &fileName);
void error(int id, int error, const QString &errorString);
protected:
explicit QPlatformImageCapture(QImageCapture *parent = nullptr);
private:
QImageCapture *m_imageCapture = nullptr;
QMediaMetaData m_metaData;
};
QT_END_NAMESPACE
#endif // QCAMERAIMAGECAPTURECONTROL_H
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