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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include "imagesettings.h"
#include "ui_imagesettings.h"
#include <QComboBox>
#include <QDebug>
#include <QImageCapture>
#include <QCamera>
#include <QMediaCaptureSession>
ImageSettings::ImageSettings(QImageCapture *imageCapture, QWidget *parent) :
QDialog(parent),
ui(new Ui::ImageSettingsUi),
imagecapture(imageCapture)
{
ui->setupUi(this);
//image codecs
ui->imageCodecBox->addItem(tr("Default image format"), QVariant(QString()));
const auto supportedImageFormats = QImageCapture::supportedFormats();
for (const auto &f : supportedImageFormats) {
QString description = QImageCapture::fileFormatDescription(f);
ui->imageCodecBox->addItem(QImageCapture::fileFormatName(f) + ": " + description, QVariant::fromValue(f));
}
ui->imageQualitySlider->setRange(0, int(QImageCapture::VeryHighQuality));
ui->imageResolutionBox->addItem(tr("Default Resolution"));
const QList<QSize> supportedResolutions = imagecapture->captureSession()->camera()->cameraDevice().photoResolutions();
for (const QSize &resolution : supportedResolutions) {
ui->imageResolutionBox->addItem(QString("%1x%2").arg(resolution.width()).arg(resolution.height()),
QVariant(resolution));
}
selectComboBoxItem(ui->imageCodecBox, QVariant::fromValue(imagecapture->fileFormat()));
selectComboBoxItem(ui->imageResolutionBox, QVariant(imagecapture->resolution()));
ui->imageQualitySlider->setValue(imagecapture->quality());
}
ImageSettings::~ImageSettings()
{
delete ui;
}
void ImageSettings::changeEvent(QEvent *e)
{
QDialog::changeEvent(e);
switch (e->type()) {
case QEvent::LanguageChange:
ui->retranslateUi(this);
break;
default:
break;
}
}
void ImageSettings::applyImageSettings() const
{
imagecapture->setFileFormat(boxValue(ui->imageCodecBox).value<QImageCapture::FileFormat>());
imagecapture->setQuality(QImageCapture::Quality(ui->imageQualitySlider->value()));
imagecapture->setResolution(boxValue(ui->imageResolutionBox).toSize());
}
QVariant ImageSettings::boxValue(const QComboBox *box) const
{
int idx = box->currentIndex();
if (idx == -1)
return QVariant();
return box->itemData(idx);
}
void ImageSettings::selectComboBoxItem(QComboBox *box, const QVariant &value)
{
for (int i = 0; i < box->count(); ++i) {
if (box->itemData(i) == value) {
box->setCurrentIndex(i);
break;
}
}
}
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