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Diffstat (limited to 'src/multimedia/camera/qcameraimageprocessing.cpp')
| -rw-r--r-- | src/multimedia/camera/qcameraimageprocessing.cpp | 401 |
1 files changed, 0 insertions, 401 deletions
diff --git a/src/multimedia/camera/qcameraimageprocessing.cpp b/src/multimedia/camera/qcameraimageprocessing.cpp deleted file mode 100644 index af6c22391..000000000 --- a/src/multimedia/camera/qcameraimageprocessing.cpp +++ /dev/null @@ -1,401 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qcameraimageprocessing.h" -#include "qmediaobject_p.h" - -#include <qcameracontrol.h> -#include <qcameraexposurecontrol.h> -#include <qcamerafocuscontrol.h> -#include <qmediarecordercontrol.h> -#include <qcameraimageprocessingcontrol.h> -#include <qcameraimagecapturecontrol.h> -#include <qvideodeviceselectorcontrol.h> - -#include <QtCore/QDebug> - -QT_BEGIN_NAMESPACE - -static void qRegisterCameraImageProcessingMetaTypes() - { - qRegisterMetaType<QCameraImageProcessing::WhiteBalanceMode>(); - qRegisterMetaType<QCameraImageProcessing::ColorFilter>(); - } - -Q_CONSTRUCTOR_FUNCTION(qRegisterCameraImageProcessingMetaTypes) - - -/*! - \class QCameraImageProcessing - - \brief The QCameraImageProcessing class provides an interface for - image processing related camera settings. - - \inmodule QtMultimedia - \ingroup multimedia - \ingroup multimedia_camera - - After capturing the data for a camera frame, the camera hardware and - software performs various image processing tasks to produce a final - image. This includes compensating for ambient light color, reducing - noise, as well as making some other adjustments to the image. - - You can retrieve this class from an instance of a \l QCamera object. - - For example, you can set the white balance (or color temperature) used - for processing images: - - \snippet multimedia-snippets/camera.cpp Camera image whitebalance - - Or adjust the amount of denoising performed: - - \snippet multimedia-snippets/camera.cpp Camera image denoising - - In some cases changing these settings may result in a longer delay - before an image is ready. - - For more information on image processing of camera frames, see \l {camera_image_processing}{Camera Image Processing}. - - \sa QCameraImageProcessingControl -*/ - -class QCameraImageProcessingFakeControl : public QCameraImageProcessingControl { -public: - QCameraImageProcessingFakeControl(QObject *parent) : - QCameraImageProcessingControl(parent) - {} - - bool isParameterSupported(ProcessingParameter) const override { return false; } - bool isParameterValueSupported(ProcessingParameter, const QVariant &) const override { return false; } - QVariant parameter(ProcessingParameter) const override { return QVariant(); } - void setParameter(ProcessingParameter, const QVariant &) override {} -}; - - -class QCameraImageProcessingPrivate : public QMediaObjectPrivate -{ - Q_DECLARE_NON_CONST_PUBLIC(QCameraImageProcessing) -public: - void initControls(); - - QCamera *camera; - QCameraImageProcessingControl *imageControl; - bool available; -}; - - -void QCameraImageProcessingPrivate::initControls() -{ - imageControl = 0; - - QMediaService *service = camera->service(); - if (service) - imageControl = qobject_cast<QCameraImageProcessingControl *>(service->requestControl(QCameraImageProcessingControl_iid)); - - available = (imageControl != nullptr); - - if (!imageControl) - imageControl = new QCameraImageProcessingFakeControl(q_ptr); -} - -/*! - Construct a QCameraImageProcessing for \a camera. -*/ - -QCameraImageProcessing::QCameraImageProcessing(QCamera *camera) - : QObject(*new QCameraImageProcessingPrivate, camera) -{ - Q_D(QCameraImageProcessing); - d->camera = camera; - d->initControls(); -} - - -/*! - Destroys the camera focus object. -*/ - -QCameraImageProcessing::~QCameraImageProcessing() -{ -} - - -/*! - Returns true if image processing related settings are supported by this camera. -*/ -bool QCameraImageProcessing::isAvailable() const -{ - return d_func()->available; -} - - -/*! - Returns the white balance mode being used. -*/ - -QCameraImageProcessing::WhiteBalanceMode QCameraImageProcessing::whiteBalanceMode() const -{ - return d_func()->imageControl->parameter(QCameraImageProcessingControl::WhiteBalancePreset) - .value<QCameraImageProcessing::WhiteBalanceMode>(); -} - -/*! - Sets the white balance to \a mode. -*/ - -void QCameraImageProcessing::setWhiteBalanceMode(QCameraImageProcessing::WhiteBalanceMode mode) -{ - d_func()->imageControl->setParameter( - QCameraImageProcessingControl::WhiteBalancePreset, - QVariant::fromValue<QCameraImageProcessing::WhiteBalanceMode>(mode)); -} - -/*! - Returns true if the white balance \a mode is supported. -*/ - -bool QCameraImageProcessing::isWhiteBalanceModeSupported(QCameraImageProcessing::WhiteBalanceMode mode) const -{ - return d_func()->imageControl->isParameterValueSupported( - QCameraImageProcessingControl::WhiteBalancePreset, - QVariant::fromValue<QCameraImageProcessing::WhiteBalanceMode>(mode)); - -} - -/*! - Returns the current color temperature if the - current white balance mode is \c WhiteBalanceManual. For other modes the - return value is undefined. -*/ - -qreal QCameraImageProcessing::manualWhiteBalance() const -{ - return d_func()->imageControl->parameter(QCameraImageProcessingControl::ColorTemperature).toReal(); -} - -/*! - Sets manual white balance to \a colorTemperature. This is used - when whiteBalanceMode() is set to \c WhiteBalanceManual. The units are Kelvin. -*/ - -void QCameraImageProcessing::setManualWhiteBalance(qreal colorTemperature) -{ - d_func()->imageControl->setParameter( - QCameraImageProcessingControl::ColorTemperature, - QVariant(colorTemperature)); -} - -/*! - Returns the brightness adjustment setting. - */ -qreal QCameraImageProcessing::brightness() const -{ - return d_func()->imageControl->parameter(QCameraImageProcessingControl::BrightnessAdjustment).toReal(); -} - -/*! - Set the brightness adjustment to \a value. - - Valid brightness adjustment values range between -1.0 and 1.0, with a default of 0. - */ -void QCameraImageProcessing::setBrightness(qreal value) -{ - d_func()->imageControl->setParameter(QCameraImageProcessingControl::BrightnessAdjustment, - QVariant(value)); -} - -/*! - Returns the contrast adjustment setting. -*/ -qreal QCameraImageProcessing::contrast() const -{ - return d_func()->imageControl->parameter(QCameraImageProcessingControl::ContrastAdjustment).toReal(); -} - -/*! - Set the contrast adjustment to \a value. - - Valid contrast adjustment values range between -1.0 and 1.0, with a default of 0. -*/ -void QCameraImageProcessing::setContrast(qreal value) -{ - d_func()->imageControl->setParameter(QCameraImageProcessingControl::ContrastAdjustment, - QVariant(value)); -} - -/*! - Returns the saturation adjustment value. -*/ -qreal QCameraImageProcessing::saturation() const -{ - return d_func()->imageControl->parameter(QCameraImageProcessingControl::SaturationAdjustment).toReal(); -} - -/*! - Sets the saturation adjustment value to \a value. - - Valid saturation values range between -1.0 and 1.0, with a default of 0. -*/ - -void QCameraImageProcessing::setSaturation(qreal value) -{ - d_func()->imageControl->setParameter(QCameraImageProcessingControl::SaturationAdjustment, - QVariant(value)); -} - -/*! - Returns the sharpening adjustment level. -*/ -qreal QCameraImageProcessing::sharpeningLevel() const -{ - return d_func()->imageControl->parameter(QCameraImageProcessingControl::SharpeningAdjustment).toReal(); -} - -/*! - Sets the sharpening adjustment \a level. - - Valid sharpening values range between -1.0 and 1.0, with a default of 0. -*/ - -void QCameraImageProcessing::setSharpeningLevel(qreal level) -{ - d_func()->imageControl->setParameter(QCameraImageProcessingControl::SharpeningAdjustment, - QVariant(level)); -} - -/*! - Returns the denoising adjustment level. -*/ -qreal QCameraImageProcessing::denoisingLevel() const -{ - return d_func()->imageControl->parameter(QCameraImageProcessingControl::DenoisingAdjustment).toReal(); -} - -/*! - Sets the denoising adjustment \a level. - - Valid denoising values range between -1.0 and 1.0, with a default of 0. - - If the parameter value is set to 0, the amount of denoising applied - is selected by camera and depends on camera capabilities and settings. - Changing value in -1.0..1.0 range adjusts the amount of denoising applied - within the supported range. -*/ -void QCameraImageProcessing::setDenoisingLevel(qreal level) -{ - d_func()->imageControl->setParameter(QCameraImageProcessingControl::DenoisingAdjustment, - QVariant(level)); -} - -/*! - \enum QCameraImageProcessing::WhiteBalanceMode - - \value WhiteBalanceAuto Auto white balance mode. - \value WhiteBalanceManual Manual white balance. In this mode the white balance should be set with - setManualWhiteBalance() - \value WhiteBalanceSunlight Sunlight white balance mode. - \value WhiteBalanceCloudy Cloudy white balance mode. - \value WhiteBalanceShade Shade white balance mode. - \value WhiteBalanceTungsten Tungsten (incandescent) white balance mode. - \value WhiteBalanceFluorescent Fluorescent white balance mode. - \value WhiteBalanceFlash Flash white balance mode. - \value WhiteBalanceSunset Sunset white balance mode. - \value WhiteBalanceVendor Base value for vendor defined white balance modes. -*/ - -/*! - \enum QCameraImageProcessing::ColorFilter - - \value ColorFilterNone No filter is applied to images. - \value ColorFilterGrayscale A grayscale filter. - \value ColorFilterNegative A negative filter. - \value ColorFilterSolarize A solarize filter. - \value ColorFilterSepia A sepia filter. - \value ColorFilterPosterize A posterize filter. - \value ColorFilterWhiteboard A whiteboard filter. - \value ColorFilterBlackboard A blackboard filter. - \value ColorFilterAqua An aqua filter. - \value ColorFilterVendor The base value for vendor defined filters. - - \since 5.5 -*/ - -/*! - Returns the color filter which will be applied to image data captured by the camera. - - \since 5.5 -*/ - -QCameraImageProcessing::ColorFilter QCameraImageProcessing::colorFilter() const -{ - return d_func()->imageControl->parameter(QCameraImageProcessingControl::ColorFilter) - .value<QCameraImageProcessing::ColorFilter>(); -} - - -/*! - Sets the color \a filter which will be applied to image data captured by the camera. - - \since 5.5 -*/ - -void QCameraImageProcessing::setColorFilter(QCameraImageProcessing::ColorFilter filter) -{ - d_func()->imageControl->setParameter( - QCameraImageProcessingControl::ColorFilter, - QVariant::fromValue<QCameraImageProcessing::ColorFilter>(filter)); -} - -/*! - Returns true if a color \a filter is supported. - - \since 5.5 -*/ - -bool QCameraImageProcessing::isColorFilterSupported(QCameraImageProcessing::ColorFilter filter) const -{ - return d_func()->imageControl->isParameterValueSupported( - QCameraImageProcessingControl::ColorFilter, - QVariant::fromValue<QCameraImageProcessing::ColorFilter>(filter)); - -} - -QT_END_NAMESPACE - -#include "moc_qcameraimageprocessing.cpp" |