1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
/*
Copyright 2016-2023 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(melonDS::u32* frame, int width, int height, bool yuv);
void feedFrame(melonDS::u32* frame, int width, int height, bool yuv);
void feedFrame_UYVY(melonDS::u32* frame, int width, int height);
void feedFrame_NV12(melonDS::u8* planeY, melonDS::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;
melonDS::u32* frameBuffer;
melonDS::u32* tempFrameBuffer;
QMutex frameMutex;
bool xFlip;
void copyFrame_Straight(melonDS::u32* src, int swidth, int sheight, melonDS::u32* dst, int dwidth, int dheight, bool xflip, bool yuv);
void copyFrame_RGBtoYUV(melonDS::u32* src, int swidth, int sheight, melonDS::u32* dst, int dwidth, int dheight, bool xflip);
void copyFrame_YUVtoRGB(melonDS::u32* src, int swidth, int sheight, melonDS::u32* dst, int dwidth, int dheight, bool xflip);
};
#endif // CAMERAMANAGER_H
|