36e90b6928
Change-Id: I639ed933b789393fa50630af133e51abe3d7fae3 Reviewed-by: Jani Heikkinen <jani.heikkinen@theqtcompany.com> Reviewed-by: Yoann Lopes <yoann.lopes@theqtcompany.com>
126 lines
4.4 KiB
C++
126 lines
4.4 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "imagesettings.h"
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#include "ui_imagesettings.h"
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#include <QComboBox>
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#include <QDebug>
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#include <QCameraImageCapture>
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#include <QMediaService>
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ImageSettings::ImageSettings(QCameraImageCapture *imageCapture, QWidget *parent) :
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QDialog(parent),
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ui(new Ui::ImageSettingsUi),
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imagecapture(imageCapture)
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{
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ui->setupUi(this);
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//image codecs
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ui->imageCodecBox->addItem(tr("Default image format"), QVariant(QString()));
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foreach(const QString &codecName, imagecapture->supportedImageCodecs()) {
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QString description = imagecapture->imageCodecDescription(codecName);
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ui->imageCodecBox->addItem(codecName+": "+description, QVariant(codecName));
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}
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ui->imageQualitySlider->setRange(0, int(QMultimedia::VeryHighQuality));
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ui->imageResolutionBox->addItem(tr("Default Resolution"));
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QList<QSize> supportedResolutions = imagecapture->supportedResolutions();
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foreach(const QSize &resolution, supportedResolutions) {
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ui->imageResolutionBox->addItem(QString("%1x%2").arg(resolution.width()).arg(resolution.height()),
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QVariant(resolution));
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}
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}
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ImageSettings::~ImageSettings()
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{
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delete ui;
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}
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void ImageSettings::changeEvent(QEvent *e)
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{
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QDialog::changeEvent(e);
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switch (e->type()) {
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case QEvent::LanguageChange:
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ui->retranslateUi(this);
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break;
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default:
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break;
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}
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}
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QImageEncoderSettings ImageSettings::imageSettings() const
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{
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QImageEncoderSettings settings = imagecapture->encodingSettings();
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settings.setCodec(boxValue(ui->imageCodecBox).toString());
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settings.setQuality(QMultimedia::EncodingQuality(ui->imageQualitySlider->value()));
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settings.setResolution(boxValue(ui->imageResolutionBox).toSize());
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return settings;
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}
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void ImageSettings::setImageSettings(const QImageEncoderSettings &imageSettings)
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{
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selectComboBoxItem(ui->imageCodecBox, QVariant(imageSettings.codec()));
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selectComboBoxItem(ui->imageResolutionBox, QVariant(imageSettings.resolution()));
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ui->imageQualitySlider->setValue(imageSettings.quality());
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}
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QVariant ImageSettings::boxValue(const QComboBox *box) const
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{
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int idx = box->currentIndex();
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if (idx == -1)
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return QVariant();
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return box->itemData(idx);
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}
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void ImageSettings::selectComboBoxItem(QComboBox *box, const QVariant &value)
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{
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for (int i = 0; i < box->count(); ++i) {
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if (box->itemData(i) == value) {
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box->setCurrentIndex(i);
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break;
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}
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}
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}
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