Geant4 11.2.2
Toolkit for the simulation of the passage of particles through matter
All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Pages
G4RTJpegCoder.hh
Go to the documentation of this file.
1//
2// ********************************************************************
3// * License and Disclaimer *
4// * *
5// * The Geant4 software is copyright of the Copyright Holders of *
6// * the Geant4 Collaboration. It is provided under the terms and *
7// * conditions of the Geant4 Software License, included in the file *
8// * LICENSE and available at http://cern.ch/geant4/license . These *
9// * include a list of copyright holders. *
10// * *
11// * Neither the authors of this software system, nor their employing *
12// * institutes,nor the agencies providing financial support for this *
13// * work make any representation or warranty, express or implied, *
14// * regarding this software system or assume any liability for its *
15// * use. Please see the license in the file LICENSE and URL above *
16// * for the full disclaimer and the limitation of liability. *
17// * *
18// * This code implementation is the result of the scientific and *
19// * technical work of the GEANT4 collaboration. *
20// * By using, copying, modifying or distributing the software (or *
21// * any work based on the software) you agree to acknowledge its *
22// * use in resulting scientific publications, and indicate your *
23// * acceptance of all terms of the Geant4 Software license. *
24// ********************************************************************
25//
26//
27//
28//
29
30// class description:
31//
32// This class converts 8 bit unsighned ints array to JPEG code.
33//
34
35#ifndef G4RTJpegCoder_H
36#define G4RTJpegCoder_H 1
37#include "G4RTJpeg.hh"
38
39//HuffmanTable
40struct
42{
44 int* SizeT;
45 int* CodeT;
46};
47
48class G4OutBitStream;
49
51{
52 public:
53 G4JpegCoder(u_char* colorR,u_char* colorG,u_char* colorB);
54 ~G4JpegCoder(void);
55
56 void GetJpegData(char** aJpegData,int& size);
57
58 void SetJpegProperty(const G4JpegProperty& aProperty);
59
60 int DoCoding(void);
61
62
63 protected:
65 int mYBlock[4][64];
66 int mCbBlock[64];
67 int mCrBlock[64];
68 double mCosT[8][8];
69 int mDCTData[64];
70 int mPreDC[3];
71
75
77
78 void CodeMCU();
79
80 void makeYCC(int ux,int uy);
81
82 void CodeHuffman(int cs);
83
84 void ForwardDCT(int* picData);
85
86 void Quantization(int cs);
87
88 void WriteHeader(void);
89 void WriteEOI(void);
90};
91
92const u_int JFIFLength = 16;
93const u_int JFIFVersion = 0x0102; //JFIF Ver 1.02
94const u_char YSampleF = 0x22;
95const u_char CSampleF = 0x11;
96
97#endif
const u_int JFIFLength
const u_char YSampleF
const u_char CSampleF
const u_int JFIFVersion
unsigned int u_int
Definition G4RTJpeg.hh:40
unsigned char u_char
Definition G4RTJpeg.hh:39
G4OutBitStream * mOBSP
void CodeHuffman(int cs)
double mCosT[8][8]
void makeYCC(int ux, int uy)
void GetJpegData(char **aJpegData, int &size)
int mDCTData[64]
int DoCoding(void)
void ForwardDCT(int *picData)
void WriteHeader(void)
void SetJpegProperty(const G4JpegProperty &aProperty)
void WriteEOI(void)
G4JpegCoder(u_char *colorR, u_char *colorG, u_char *colorB)
u_char * mRgb[3]
int mCrBlock[64]
int mCbBlock[64]
G4JpegProperty mProperty
void Quantization(int cs)
int mYBlock[4][64]