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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd and/or its subsidiary(-ies).
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
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**
****************************************************************************/
#ifndef QWINRTCAMERACONTROL_H
#define QWINRTCAMERACONTROL_H
#include <QtMultimedia/QCameraControl>
#include <QtCore/QLoggingCategory>
#include <QtCore/qt_windows.h>
#include <wrl.h>
namespace ABI {
namespace Windows {
namespace Media {
namespace Capture {
struct IMediaCapture;
struct IMediaCaptureFailedEventArgs;
}
}
namespace Foundation {
struct IAsyncAction;
enum class AsyncStatus;
}
}
}
QT_BEGIN_NAMESPACE
Q_DECLARE_LOGGING_CATEGORY(lcMMCamera)
class QVideoRendererControl;
class QVideoDeviceSelectorControl;
class QCameraImageCaptureControl;
class QImageEncoderControl;
class QCameraFlashControl;
class QCameraFocusControl;
class QCameraLocksControl;
class QWinRTCameraControlPrivate;
class QWinRTCameraControl : public QCameraControl
{
Q_OBJECT
public:
explicit QWinRTCameraControl(QObject *parent = nullptr);
~QWinRTCameraControl() override;
QCamera::State state() const override;
void setState(QCamera::State state) override;
QCamera::Status status() const override;
QCamera::CaptureModes captureMode() const override;
void setCaptureMode(QCamera::CaptureModes mode) override;
bool isCaptureModeSupported(QCamera::CaptureModes mode) const override;
bool canChangeProperty(PropertyChangeType changeType, QCamera::Status status) const override;
QVideoRendererControl *videoRenderer() const;
QVideoDeviceSelectorControl *videoDeviceSelector() const;
QCameraImageCaptureControl *imageCaptureControl() const;
QImageEncoderControl *imageEncoderControl() const;
QCameraFlashControl *cameraFlashControl() const;
QCameraFocusControl *cameraFocusControl() const;
QCameraLocksControl *cameraLocksControl() const;
Microsoft::WRL::ComPtr<ABI::Windows::Media::Capture::IMediaCapture> handle() const;
bool setFocus(QCameraFocus::FocusModes mode);
bool setFocusPoint(const QPointF &point);
bool focus();
void clearFocusPoint();
void emitError(int errorCode, const QString &errorString);
bool lockFocus();
bool unlockFocus();
void frameMapped();
void frameUnmapped();
private slots:
void onBufferRequested();
void onApplicationStateChanged(Qt::ApplicationState state);
private:
HRESULT enumerateDevices();
HRESULT initialize();
HRESULT initializeFocus();
HRESULT onCaptureFailed(ABI::Windows::Media::Capture::IMediaCapture *,
ABI::Windows::Media::Capture::IMediaCaptureFailedEventArgs *);
HRESULT onRecordLimitationExceeded(ABI::Windows::Media::Capture::IMediaCapture *);
HRESULT onInitializationCompleted(ABI::Windows::Foundation::IAsyncAction *,
ABI::Windows::Foundation::AsyncStatus);
QScopedPointer<QWinRTCameraControlPrivate> d_ptr;
Q_DECLARE_PRIVATE(QWinRTCameraControl)
};
QT_END_NAMESPACE
#endif // QWINRTCAMERACONTROL_H
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