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/*
Copyright 2016-2022 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#ifndef CAMERAMANAGER_H
#define CAMERAMANAGER_H
#include <QCamera>
#if QT_VERSION >= 0x060000
#include <QMediaDevices>
#include <QCameraDevice>
#include <QMediaCaptureSession>
#include <QVideoSink>
#else
#include <QCameraInfo>
#include <QAbstractVideoSurface>
#include <QVideoSurfaceFormat>
#endif
#include <QMutex>
#include "types.h"
class CameraManager;
#if QT_VERSION >= 0x060000
class CameraFrameDumper : public QVideoSink
{
Q_OBJECT
public:
CameraFrameDumper(QObject* parent = nullptr);
public slots:
void present(const QVideoFrame& frame);
private:
CameraManager* cam;
};
#else
class CameraFrameDumper : public QAbstractVideoSurface
{
Q_OBJECT
public:
CameraFrameDumper(QObject* parent = nullptr);
bool present(const QVideoFrame& frame) override;
QList<QVideoFrame::PixelFormat> supportedPixelFormats(QAbstractVideoBuffer::HandleType type = QAbstractVideoBuffer::NoHandle) const override;
private:
CameraManager* cam;
};
#endif
class CameraManager : public QObject
{
Q_OBJECT
public:
CameraManager(int num, int width, int height, bool yuv);
~CameraManager();
void init();
void deInit();
void start();
void stop();
bool isStarted();
void setXFlip(bool flip);
void captureFrame(u32* frame, int width, int height, bool yuv);
void feedFrame(u32* frame, int width, int height, bool yuv);
void feedFrame_UYVY(u32* frame, int width, int height);
void feedFrame_NV12(u8* planeY, u8* planeUV, int width, int height);
signals:
void camStartSignal();
void camStopSignal();
private slots:
void camStart();
void camStop();
private:
int num;
int startNum;
int inputType;
QString imagePath;
QString camDeviceName;
QCamera* camDevice;
CameraFrameDumper* camDumper;
#if QT_VERSION >= 0x060000
QMediaCaptureSession* camSession;
#endif
int frameWidth, frameHeight;
bool frameFormatYUV;
u32* frameBuffer;
u32* tempFrameBuffer;
QMutex frameMutex;
bool xFlip;
void copyFrame_Straight(u32* src, int swidth, int sheight, u32* dst, int dwidth, int dheight, bool xflip, bool yuv);
void copyFrame_RGBtoYUV(u32* src, int swidth, int sheight, u32* dst, int dwidth, int dheight, bool xflip);
void copyFrame_YUVtoRGB(u32* src, int swidth, int sheight, u32* dst, int dwidth, int dheight, bool xflip);
};
#endif // CAMERAMANAGER_H
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