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72 lines
2.0 KiB
C++
72 lines
2.0 KiB
C++
/*
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Copyright © 2015 by The qTox Project
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This file is part of qTox, a Qt-based graphical interface for Tox.
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qTox is libre 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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qTox 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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You should have received a copy of the GNU General Public License
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along with qTox. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef CAMERADEVICE_H
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#define CAMERADEVICE_H
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#include <QHash>
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#include <QString>
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#include <QMutex>
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#include <QVector>
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#include <atomic>
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#include "videomode.h"
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struct AVFormatContext;
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struct AVInputFormat;
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struct AVDeviceInfoList;
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struct AVDictionary;
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class CameraDevice
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{
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public:
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static CameraDevice* open(QString devName, VideoMode mode = VideoMode());
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void open();
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bool close();
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static QVector<QPair<QString, QString>> getDeviceList();
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static QVector<VideoMode> getVideoModes(QString devName);
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static QString getPixelFormatString(uint32_t pixel_format);
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static bool betterPixelFormat(uint32_t a, uint32_t b);
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static QString getDefaultDeviceName();
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static bool isScreen(const QString &devName);
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private:
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CameraDevice(const QString &devName, AVFormatContext *context);
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static CameraDevice* open(QString devName, AVDictionary** options);
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static bool getDefaultInputFormat();
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static QVector<QPair<QString, QString> > getRawDeviceListGeneric();
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static QVector<VideoMode> getScreenModes();
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public:
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const QString devName;
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AVFormatContext* context;
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private:
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std::atomic_int refcount;
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static QHash<QString, CameraDevice*> openDevices;
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static QMutex openDeviceLock, iformatLock;
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static AVInputFormat* iformat, *idesktopFormat;
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};
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#endif // CAMERADEVICE_H
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