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Diffstat (limited to 'examples/camera/videosettings.cpp')
| -rw-r--r-- | examples/camera/videosettings.cpp | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/examples/camera/videosettings.cpp b/examples/camera/videosettings.cpp deleted file mode 100644 index f97f4ad..0000000 --- a/examples/camera/videosettings.cpp +++ /dev/null @@ -1,191 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "videosettings.h" -#include "ui_videosettings.h" - -#include <QtWidgets/qcombobox.h> -#include <QtCore/qdebug.h> -#include <qmediarecorder.h> -#include <qmediaservice.h> - - -VideoSettings::VideoSettings(QMediaRecorder *mediaRecorder, QWidget *parent) : - QDialog(parent), - ui(new Ui::VideoSettingsUi), - mediaRecorder(mediaRecorder) -{ - ui->setupUi(this); - - //audio codecs - ui->audioCodecBox->addItem(tr("Default audio codec"), QVariant(QString())); - foreach(const QString &codecName, mediaRecorder->supportedAudioCodecs()) { - QString description = mediaRecorder->audioCodecDescription(codecName); - ui->audioCodecBox->addItem(codecName+": "+description, QVariant(codecName)); - } - - //sample rate: - foreach(int sampleRate, mediaRecorder->supportedAudioSampleRates()) { - ui->audioSampleRateBox->addItem(QString::number(sampleRate), QVariant(sampleRate)); - } - - ui->audioQualitySlider->setRange(0, int(QtMultimedia::VeryHighQuality)); - - //video codecs - ui->videoCodecBox->addItem(tr("Default video codec"), QVariant(QString())); - foreach(const QString &codecName, mediaRecorder->supportedVideoCodecs()) { - QString description = mediaRecorder->videoCodecDescription(codecName); - ui->videoCodecBox->addItem(codecName+": "+description, QVariant(codecName)); - } - - ui->videoQualitySlider->setRange(0, int(QtMultimedia::VeryHighQuality)); - - - ui->videoResolutionBox->addItem(tr("Default")); - QList<QSize> supportedResolutions = mediaRecorder->supportedResolutions(); - foreach(const QSize &resolution, supportedResolutions) { - ui->videoResolutionBox->addItem(QString("%1x%2").arg(resolution.width()).arg(resolution.height()), - QVariant(resolution)); - } - - ui->videoFramerateBox->addItem(tr("Default")); - QList<qreal> supportedFrameRates = mediaRecorder->supportedFrameRates(); - qreal rate; - foreach(rate, supportedFrameRates) { - QString rateString = QString("%1").arg(rate, 0, 'f', 2); - ui->videoFramerateBox->addItem(rateString, QVariant(rate)); - } - - //containers - ui->containerFormatBox->addItem(tr("Default container"), QVariant(QString())); - foreach(const QString &format, mediaRecorder->supportedContainers()) { - ui->containerFormatBox->addItem(format+":"+mediaRecorder->containerDescription(format), - QVariant(format)); - } -} - -VideoSettings::~VideoSettings() -{ - delete ui; -} - -void VideoSettings::changeEvent(QEvent *e) -{ - QDialog::changeEvent(e); - switch (e->type()) { - case QEvent::LanguageChange: - ui->retranslateUi(this); - break; - default: - break; - } -} - -QAudioEncoderSettings VideoSettings::audioSettings() const -{ - QAudioEncoderSettings settings = mediaRecorder->audioSettings(); - settings.setCodec(boxValue(ui->audioCodecBox).toString()); - settings.setQuality(QtMultimedia::EncodingQuality(ui->audioQualitySlider->value())); - settings.setSampleRate(boxValue(ui->audioSampleRateBox).toInt()); - return settings; -} - -void VideoSettings::setAudioSettings(const QAudioEncoderSettings &audioSettings) -{ - selectComboBoxItem(ui->audioCodecBox, QVariant(audioSettings.codec())); - selectComboBoxItem(ui->audioSampleRateBox, QVariant(audioSettings.sampleRate())); - ui->audioQualitySlider->setValue(audioSettings.quality()); -} - -QVideoEncoderSettings VideoSettings::videoSettings() const -{ - QVideoEncoderSettings settings = mediaRecorder->videoSettings(); - settings.setCodec(boxValue(ui->videoCodecBox).toString()); - settings.setQuality(QtMultimedia::EncodingQuality(ui->videoQualitySlider->value())); - settings.setResolution(boxValue(ui->videoResolutionBox).toSize()); - settings.setFrameRate(boxValue(ui->videoFramerateBox).value<qreal>()); - - return settings; -} - -void VideoSettings::setVideoSettings(const QVideoEncoderSettings &videoSettings) -{ - selectComboBoxItem(ui->videoCodecBox, QVariant(videoSettings.codec())); - selectComboBoxItem(ui->videoResolutionBox, QVariant(videoSettings.resolution())); - ui->videoQualitySlider->setValue(videoSettings.quality()); - - //special case for frame rate - for (int i=0; i<ui->videoFramerateBox->count(); i++) { - qreal itemRate = ui->videoFramerateBox->itemData(i).value<qreal>(); - if (qFuzzyCompare(itemRate, videoSettings.frameRate())) { - ui->videoFramerateBox->setCurrentIndex(i); - break; - } - } -} - -QString VideoSettings::format() const -{ - return boxValue(ui->containerFormatBox).toString(); -} - -void VideoSettings::setFormat(const QString &format) -{ - selectComboBoxItem(ui->containerFormatBox, QVariant(format)); -} - -QVariant VideoSettings::boxValue(const QComboBox *box) const -{ - int idx = box->currentIndex(); - if (idx == -1) - return QVariant(); - - return box->itemData(idx); -} - -void VideoSettings::selectComboBoxItem(QComboBox *box, const QVariant &value) -{ - for (int i=0; i<box->count(); i++) { - if (box->itemData(i) == value) { - box->setCurrentIndex(i); - break; - } - } -} |