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https://gitlab.linphone.org/BC/public/linphone-desktop.git
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68 lines
2 KiB
C++
68 lines
2 KiB
C++
/*
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* Copyright (c) 2023 Belledonne Communications SARL.
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*
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* This file is part of linphone-desktop
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* (see https://www.linphone.org).
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef VIDEO_FRAME_GRABBER_H
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#define VIDEO_FRAME_GRABBER_H
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#include <QMediaPlayer>
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#include <QVideoFrameFormat>
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#include <QVideoSink>
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// Call VideoFrameGrabber::requestFrame() and wait for imageGrabbed() to get the image.
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// You will need to link your listener with connect(grabber, &VideoFrameGrabber::grabFinished, listener,
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// &VideoFrameGrabberListener::imageGrabbed);
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class VideoFrameGrabberListener : public QObject {
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Q_OBJECT
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public:
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VideoFrameGrabberListener();
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signals:
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void imageGrabbed(QImage image);
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};
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class VideoFrameGrabber : public QVideoSink {
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Q_OBJECT
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public:
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VideoFrameGrabber(bool deleteFile = false, QObject *parent = 0);
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~VideoFrameGrabber();
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void requestFrame(const QString &path); // Function to call.
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void end();
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QList<QVideoFrameFormat::PixelFormat> supportedPixelFormats() const;
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bool isFormatSupported(const QVideoFrame &frame) const;
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bool start(const QVideoFrameFormat::PixelFormat &format);
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void stop();
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QMediaPlayer *mPlayer = nullptr;
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QVideoSink *mVideoSink = nullptr;
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bool mLoadedMedia = false;
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bool mResultSent = false;
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bool mDeleteFile = false;
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QString mPath;
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QImage mResult;
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signals:
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void frameAvailable(QImage frame);
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void grabFinished(QImage frame);
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};
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#endif
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