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Diffstat (limited to 'src/plugins/avfoundation/camera/avfcamerawindowcontrol.h')
-rw-r--r-- | src/plugins/avfoundation/camera/avfcamerawindowcontrol.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/plugins/avfoundation/camera/avfcamerawindowcontrol.h b/src/plugins/avfoundation/camera/avfcamerawindowcontrol.h new file mode 100644 index 000000000..d1a950e38 --- /dev/null +++ b/src/plugins/avfoundation/camera/avfcamerawindowcontrol.h @@ -0,0 +1,129 @@ +/**************************************************************************** +** +** Copyright (C) 2020 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** 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 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. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef AVFCAMERAWINDOWCONTROL_H +#define AVFCAMERAWINDOWCONTROL_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 <QVideoWindowControl> + +@class AVCaptureVideoPreviewLayer; +#if defined(Q_OS_MACOS) +@class NSView; +typedef NSView NativeView; +#else +@class UIView; +typedef UIView NativeView; +#endif + +QT_BEGIN_NAMESPACE + +class AVFCameraWindowControl : public QVideoWindowControl +{ + Q_OBJECT +public: + AVFCameraWindowControl(QObject *parent = nullptr); + virtual ~AVFCameraWindowControl() override; + + // QVideoWindowControl interface +public: + WId winId() const override; + void setWinId(WId id) override; + + QRect displayRect() const override; + void setDisplayRect(const QRect &rect) override; + + bool isFullScreen() const override; + void setFullScreen(bool fullScreen) override; + + void repaint() override; + + QSize nativeSize() const override; + + Qt::AspectRatioMode aspectRatioMode() const override; + void setAspectRatioMode(Qt::AspectRatioMode mode) override; + + int brightness() const override; + void setBrightness(int brightness) override; + + int contrast() const override; + void setContrast(int contrast) override; + + int hue() const override; + void setHue(int hue) override; + + int saturation() const override; + void setSaturation(int saturation) override; + + // AVF Camera implementation details + void setNativeSize(QSize size); + void setLayer(AVCaptureVideoPreviewLayer *capturePreviewLayer); + +private: + void updateAspectRatio(); + void updateCaptureLayerBounds(); + + void retainNativeLayer(); + void releaseNativeLayer(); + + void attachNativeLayer(); + void detachNativeLayer(); + + WId m_winId{0}; + QRect m_displayRect; + bool m_fullscreen{false}; + Qt::AspectRatioMode m_aspectRatioMode{Qt::IgnoreAspectRatio}; + QSize m_nativeSize; + AVCaptureVideoPreviewLayer *m_captureLayer{nullptr}; + NativeView *m_nativeView{nullptr}; +}; + +QT_END_NAMESPACE + +#endif // AVFCAMERAWINDOWCONTROL_H |