diff options
7 files changed, 455 insertions, 3 deletions
diff --git a/src/plugins/avfoundation/camera/avfcameraservice.h b/src/plugins/avfoundation/camera/avfcameraservice.h index 2969882b0..ec2884217 100644 --- a/src/plugins/avfoundation/camera/avfcameraservice.h +++ b/src/plugins/avfoundation/camera/avfcameraservice.h @@ -70,6 +70,7 @@ class AVFMediaRecorderControlIOS; class AVFAudioEncoderSettingsControl; class AVFVideoEncoderSettingsControl; class AVFMediaContainerControl; +class AVFCameraWindowControl; class AVFCameraService : public QMediaService { @@ -120,6 +121,7 @@ private: AVFAudioEncoderSettingsControl *m_audioEncoderSettingsControl; AVFVideoEncoderSettingsControl *m_videoEncoderSettingsControl; AVFMediaContainerControl *m_mediaContainerControl; + AVFCameraWindowControl *m_captureWindowControl; }; QT_END_NAMESPACE diff --git a/src/plugins/avfoundation/camera/avfcameraservice.mm b/src/plugins/avfoundation/camera/avfcameraservice.mm index 33b4b72aa..627ecf67c 100644 --- a/src/plugins/avfoundation/camera/avfcameraservice.mm +++ b/src/plugins/avfoundation/camera/avfcameraservice.mm @@ -61,6 +61,7 @@ #include "avfaudioencodersettingscontrol.h" #include "avfvideoencodersettingscontrol.h" #include "avfmediacontainercontrol.h" +#include "avfcamerawindowcontrol.h" #ifdef Q_OS_IOS #include "avfcamerazoomcontrol.h" @@ -74,7 +75,8 @@ QT_USE_NAMESPACE AVFCameraService::AVFCameraService(QObject *parent): QMediaService(parent), - m_videoOutput(nullptr) + m_videoOutput(nullptr), + m_captureWindowControl(nullptr) { m_session = new AVFCameraSession(this); m_cameraControl = new AVFCameraControl(this); @@ -119,6 +121,12 @@ AVFCameraService::~AVFCameraService() delete m_recorderControl; #endif + if (m_captureWindowControl) { + m_session->setCapturePreviewOutput(nullptr); + delete m_captureWindowControl; + m_captureWindowControl = nullptr; + } + if (m_videoOutput) { m_session->setVideoOutput(nullptr); delete m_videoOutput; @@ -210,6 +218,14 @@ QMediaControl *AVFCameraService::requestControl(const char *name) return m_cameraZoomControl; #endif + if (!m_captureWindowControl) { + if (qstrcmp(name, QVideoWindowControl_iid) == 0) { + m_captureWindowControl = new AVFCameraWindowControl(this); + m_session->setCapturePreviewOutput(m_captureWindowControl); + return m_captureWindowControl; + } + } + if (!m_videoOutput) { if (qstrcmp(name, QVideoRendererControl_iid) == 0) m_videoOutput = new AVFCameraRendererControl(this); @@ -234,6 +250,11 @@ void AVFCameraService::releaseControl(QMediaControl *control) delete m_videoOutput; m_videoOutput = nullptr; } + else if (m_captureWindowControl == control) { + m_session->setCapturePreviewOutput(nullptr); + delete m_captureWindowControl; + m_captureWindowControl = nullptr; + } } diff --git a/src/plugins/avfoundation/camera/avfcamerasession.h b/src/plugins/avfoundation/camera/avfcamerasession.h index 103ec0e17..a449bb806 100644 --- a/src/plugins/avfoundation/camera/avfcamerasession.h +++ b/src/plugins/avfoundation/camera/avfcamerasession.h @@ -54,6 +54,7 @@ class AVFCameraControl; class AVFCameraService; class AVFCameraRendererControl; class AVFMediaVideoProbeControl; +class AVFCameraWindowControl; struct AVFCameraInfo { @@ -79,6 +80,7 @@ public: AVFCameraInfo activeCameraInfo() const { return m_activeCameraInfo; } void setVideoOutput(AVFCameraRendererControl *output); + void setCapturePreviewOutput(AVFCameraWindowControl *output); AVCaptureSession *captureSession() const { return m_captureSession; } AVCaptureDevice *videoCaptureDevice() const; @@ -122,6 +124,7 @@ private: AVFCameraService *m_service; AVFCameraRendererControl *m_videoOutput; + AVFCameraWindowControl *m_capturePreviewWindowOutput; QCamera::State m_state; bool m_active; diff --git a/src/plugins/avfoundation/camera/avfcamerasession.mm b/src/plugins/avfoundation/camera/avfcamerasession.mm index 3c5f8f09a..6ee9c2636 100644 --- a/src/plugins/avfoundation/camera/avfcamerasession.mm +++ b/src/plugins/avfoundation/camera/avfcamerasession.mm @@ -48,6 +48,7 @@ #include "avfcameraviewfindersettingscontrol.h" #include "avfimageencodercontrol.h" #include "avfcamerautility.h" +#include "avfcamerawindowcontrol.h" #include <CoreFoundation/CoreFoundation.h> #include <Foundation/Foundation.h> @@ -146,6 +147,7 @@ QList<AVFCameraInfo> AVFCameraSession::m_cameraDevices; AVFCameraSession::AVFCameraSession(AVFCameraService *service, QObject *parent) : QObject(parent) , m_service(service) + , m_capturePreviewWindowOutput(nullptr) , m_state(QCamera::UnloadedState) , m_active(false) , m_videoInput(nil) @@ -160,6 +162,10 @@ AVFCameraSession::AVFCameraSession(AVFCameraService *service, QObject *parent) AVFCameraSession::~AVFCameraSession() { + if (m_capturePreviewWindowOutput) { + m_capturePreviewWindowOutput->setLayer(nil); + } + if (m_videoInput) { [m_captureSession removeInput:m_videoInput]; [m_videoInput release]; @@ -257,6 +263,29 @@ void AVFCameraSession::setVideoOutput(AVFCameraRendererControl *output) output->configureAVCaptureSession(this); } +void AVFCameraSession::setCapturePreviewOutput(AVFCameraWindowControl *output) +{ +#ifdef QT_DEBUG_AVF + qDebug() << Q_FUNC_INFO << output; +#endif + + if (m_capturePreviewWindowOutput == output) + return; + + if (m_capturePreviewWindowOutput) + m_capturePreviewWindowOutput->setLayer(nil); + + m_capturePreviewWindowOutput = output; + + if (m_capturePreviewWindowOutput) { + AVCaptureVideoPreviewLayer *previewLayer = [AVCaptureVideoPreviewLayer layerWithSession:m_captureSession]; + m_capturePreviewWindowOutput->setLayer(previewLayer); + if (AVFCameraViewfinderSettingsControl2 *vfControl = m_service->viewfinderSettingsControl2()) { + m_capturePreviewWindowOutput->setNativeSize(vfControl->viewfinderSettings().resolution()); + } + } +} + AVCaptureDevice *AVFCameraSession::videoCaptureDevice() const { if (m_videoInput) @@ -409,6 +438,10 @@ bool AVFCameraSession::applyViewfinderSettings() } vfControl->applySettings(vfSettings); + + if (m_capturePreviewWindowOutput) + m_capturePreviewWindowOutput->setNativeSize(vfControl->viewfinderSettings().resolution()); + return !vfSettings.isNull(); } 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 diff --git a/src/plugins/avfoundation/camera/avfcamerawindowcontrol.mm b/src/plugins/avfoundation/camera/avfcamerawindowcontrol.mm new file mode 100644 index 000000000..5154d0646 --- /dev/null +++ b/src/plugins/avfoundation/camera/avfcamerawindowcontrol.mm @@ -0,0 +1,262 @@ +/**************************************************************************** +** +** Copyright (C) 2020 The Qt Company Ltd and/or its subsidiary(-ies). +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "avfcamerawindowcontrol.h" + +#import <AVFoundation/AVFoundation.h> +#import <QuartzCore/CATransaction.h> + +#if QT_HAS_INCLUDE(<AppKit/AppKit.h>) +#import <AppKit/AppKit.h> +#endif + +#if QT_HAS_INCLUDE(<UIKit/UIKit.h>) +#import <UIKit/UIKit.h> +#endif + +QT_USE_NAMESPACE + +AVFCameraWindowControl::AVFCameraWindowControl(QObject *parent) + : QVideoWindowControl(parent) +{ + setObjectName(QStringLiteral("AVFCameraWindowControl")); +} + +AVFCameraWindowControl::~AVFCameraWindowControl() +{ + releaseNativeLayer(); +} + +WId AVFCameraWindowControl::winId() const +{ + return m_winId; +} + +void AVFCameraWindowControl::setWinId(WId id) +{ + if (m_winId == id) + return; + + m_winId = id; + + detachNativeLayer(); + m_nativeView = (NativeView*)m_winId; + attachNativeLayer(); +} + +QRect AVFCameraWindowControl::displayRect() const +{ + return m_displayRect; +} + +void AVFCameraWindowControl::setDisplayRect(const QRect &rect) +{ + if (m_displayRect != rect) { + m_displayRect = rect; + updateCaptureLayerBounds(); + } +} + +bool AVFCameraWindowControl::isFullScreen() const +{ + return m_fullscreen; +} + +void AVFCameraWindowControl::setFullScreen(bool fullscreen) +{ + if (m_fullscreen != fullscreen) { + m_fullscreen = fullscreen; + Q_EMIT fullScreenChanged(fullscreen); + } +} + +void AVFCameraWindowControl::repaint() +{ + if (m_captureLayer) + [m_captureLayer setNeedsDisplay]; +} + +QSize AVFCameraWindowControl::nativeSize() const +{ + return m_nativeSize; +} + +void AVFCameraWindowControl::setNativeSize(QSize size) +{ + if (m_nativeSize != size) { + m_nativeSize = size; + Q_EMIT nativeSizeChanged(); + } +} + +Qt::AspectRatioMode AVFCameraWindowControl::aspectRatioMode() const +{ + return m_aspectRatioMode; +} + +void AVFCameraWindowControl::setAspectRatioMode(Qt::AspectRatioMode mode) +{ + if (m_aspectRatioMode != mode) { + m_aspectRatioMode = mode; + updateAspectRatio(); + } +} + +int AVFCameraWindowControl::brightness() const +{ + return 0; +} + +void AVFCameraWindowControl::setBrightness(int brightness) +{ + if (0 != brightness) + qWarning("AVFCameraWindowControl doesn't support changing Brightness"); +} + +int AVFCameraWindowControl::contrast() const +{ + return 0; +} + +void AVFCameraWindowControl::setContrast(int contrast) +{ + if (0 != contrast) + qWarning("AVFCameraWindowControl doesn't support changing Contrast"); +} + +int AVFCameraWindowControl::hue() const +{ + return 0; +} + +void AVFCameraWindowControl::setHue(int hue) +{ + if (0 != hue) + qWarning("AVFCameraWindowControl doesn't support changing Hue"); +} + +int AVFCameraWindowControl::saturation() const +{ + return 0; +} + +void AVFCameraWindowControl::setSaturation(int saturation) +{ + if (0 != saturation) + qWarning("AVFCameraWindowControl doesn't support changing Saturation"); +} + +void AVFCameraWindowControl::setLayer(AVCaptureVideoPreviewLayer *capturePreviewLayer) +{ + if (m_captureLayer == capturePreviewLayer) + return; + + releaseNativeLayer(); + + m_captureLayer = capturePreviewLayer; + + if (m_captureLayer) + retainNativeLayer(); +} + +void AVFCameraWindowControl::updateAspectRatio() +{ + if (m_captureLayer) { + switch (m_aspectRatioMode) { + case Qt::IgnoreAspectRatio: + [m_captureLayer setVideoGravity:AVLayerVideoGravityResize]; + break; + case Qt::KeepAspectRatio: + [m_captureLayer setVideoGravity:AVLayerVideoGravityResizeAspect]; + break; + case Qt::KeepAspectRatioByExpanding: + [m_captureLayer setVideoGravity:AVLayerVideoGravityResizeAspectFill]; + break; + default: + break; + } + } +} + +void AVFCameraWindowControl::updateCaptureLayerBounds() +{ + if (m_captureLayer && m_nativeView) { + [CATransaction begin]; + [CATransaction setDisableActions: YES]; // disable animation/flicks + m_captureLayer.frame = m_displayRect.toCGRect(); + [CATransaction commit]; + } +} + +void AVFCameraWindowControl::retainNativeLayer() +{ + [m_captureLayer retain]; + + updateAspectRatio(); + attachNativeLayer(); +} + +void AVFCameraWindowControl::releaseNativeLayer() +{ + if (m_captureLayer) { + detachNativeLayer(); + [m_captureLayer release]; + m_captureLayer = nullptr; + } +} + +void AVFCameraWindowControl::attachNativeLayer() +{ + if (m_captureLayer && m_nativeView) { +#if defined(Q_OS_MACOS) + m_nativeView.wantsLayer = YES; +#endif + CALayer *nativeLayer = m_nativeView.layer; + [nativeLayer addSublayer:m_captureLayer]; + updateCaptureLayerBounds(); + } +} + +void AVFCameraWindowControl::detachNativeLayer() +{ + if (m_captureLayer && m_nativeView) + [m_captureLayer removeFromSuperlayer]; +} + +#include "moc_avfcamerawindowcontrol.cpp" diff --git a/src/plugins/avfoundation/camera/camera.pro b/src/plugins/avfoundation/camera/camera.pro index 4b960ed5a..70caf7536 100644 --- a/src/plugins/avfoundation/camera/camera.pro +++ b/src/plugins/avfoundation/camera/camera.pro @@ -42,7 +42,8 @@ HEADERS += \ avfcameraflashcontrol.h \ avfvideoencodersettingscontrol.h \ avfmediacontainercontrol.h \ - avfaudioencodersettingscontrol.h + avfaudioencodersettingscontrol.h \ + avfcamerawindowcontrol.h OBJECTIVE_SOURCES += \ avfcameraserviceplugin.mm \ @@ -65,7 +66,8 @@ OBJECTIVE_SOURCES += \ avfcameraflashcontrol.mm \ avfvideoencodersettingscontrol.mm \ avfmediacontainercontrol.mm \ - avfaudioencodersettingscontrol.mm + avfaudioencodersettingscontrol.mm \ + avfcamerawindowcontrol.mm osx { |