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G4RTJpeg.hh
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25 //
26 //
27 //
28 //
29 
30 // class description:
31 //
32 // This header file defines some static constant variables and error classes
33 // used internally by G4JpegMaker and related classes
34 //
35 
36 #ifndef G4RTJpeg_H
37 #define G4RTJpeg_H 1
38 
39 typedef unsigned char u_char;
40 typedef unsigned int u_int;
41 
42 const char JFIF[] = "JFIF";
43 const char JFXX[] = "JFXX";
44 
45 const double Sqrt2 = 1.41421356;
46 const double DisSqrt2 = 1.0 / Sqrt2;
47 const double PaiDiv16 = 3.14159265 / 16;
48 
49 //Zigzag
50 static const int Zigzag[64] = {
51  0, 1, 8, 16, 9, 2, 3, 10,
52  17, 24, 32, 25, 18, 11, 4, 5,
53  12, 19, 26, 33, 40, 48, 41, 34,
54  27, 20, 13, 6, 7, 14, 21, 28,
55  35, 42, 49, 56, 57, 50, 43, 36,
56  29, 22, 15, 23, 30, 37, 44, 51,
57  58, 59, 52, 45, 38, 31, 39, 46,
58  53, 60, 61, 54, 47, 55, 62, 63
59 };
60 
61 //ProcessResult
62 enum
63 jProcessResult{
64  M_NoError = 0,
65  M_RuntimeError = -1,
66  M_DataError = -2
67 };
68 
69 // JpegMarkerCode
70 enum
71 jMarker{
72 
73  M_SOF0 = 0xc0,
74  M_SOF1 = 0xc1,
75  M_SOF2 = 0xc2,
76  M_SOF3 = 0xc3,
77 
78  M_SOF5 = 0xc5,
79  M_SOF6 = 0xc6,
80  M_SOF7 = 0xc7,
81 
82  M_JPG = 0xc8,
83  M_SOF9 = 0xc9,
84  M_SOF10 = 0xca,
85  M_SOF11 = 0xcb,
86 
87  M_SOF13 = 0xcd,
88  M_SOF14 = 0xce,
89  M_SOF15 = 0xcf,
90 
91  M_DHT = 0xc4,
92 
93  M_DAC = 0xcc,
94 
95  M_RST0 = 0xd0, M_RST1 = 0xd1,
96  M_RST2 = 0xd2, M_RST3 = 0xd3,
97  M_RST4 = 0xd4, M_RST5 = 0xd5,
98  M_RST6 = 0xd6, M_RST7 = 0xd7,
99 
100  M_SOI = 0xd8,
101  M_EOI = 0xd9,
102  M_SOS = 0xda,
103  M_DQT = 0xdb,
104  M_DNL = 0xdc,
105  M_DRI = 0xdd,
106  M_DHP = 0xde,
107  M_EXP = 0xdf,
108  M_COM = 0xfe,
109 
110  M_APP0 = 0xe0, M_APP1 = 0xe1,
111  M_APP2 = 0xe2, M_APP3 = 0xe3,
112  M_APP4 = 0xe4, M_APP5 = 0xe5,
113  M_APP6 = 0xe6, M_APP7 = 0xe7,
114  M_APP8 = 0xe8, M_APP9 = 0xe9,
115  M_APP10 = 0xea, M_APP11 = 0xeb,
116  M_APP12 = 0xec, M_APP13 = 0xed,
117  M_APP14 = 0xee, M_APP15 = 0xef,
118 
119 
120  M_JPG0 = 0xf0, M_JPG1 = 0xf1,
121  M_JPG2 = 0xf2, M_JPG3 = 0xf3,
122  M_JPG4 = 0xf4, M_JPG5 = 0xf5,
123  M_JPG6 = 0xf6, M_JPG7 = 0xf7,
124  M_JPG8 = 0xf8, M_JPG9 = 0xf9,
125  M_JPG10 = 0xfa, M_JPG11 = 0xfb,
126  M_JPG12 = 0xfc, M_JPG13 = 0xfd,
127 
128 
129  M_TEM = 0x01,
130  M_RESst = 0x02,
131  M_RESend = 0xbf,
132 
133  M_Error = 0xff,
134  M_Marker = 0xff
135 };
136 
137 //JpegProperty
138 struct
139 G4JpegProperty{
140  G4JpegProperty()
141  :nRow(0)
142  ,nColumn(0)
143  ,Dimension(0)
144  ,SamplePrecision(0)
145  ,Comment(0)
146  ,Format(0)
147  ,MajorRevisions(0)
148  ,MinorRevisions(0)
149  ,Units(0)
150  ,HDensity(0)
151  ,VDensity(0)
152  ,HThumbnail(0)
153  ,VThumbnail(0)
154  ,ExtensionCode(0)
155  {}
156  int nRow;
157  int nColumn;
158  int Dimension;
159  int SamplePrecision;
160  const char * Comment;
161  int Format;
162  u_char MajorRevisions;
163  u_char MinorRevisions;
164  int Units;
165  int HDensity;
166  int VDensity;
167  int HThumbnail;
168  int VThumbnail;
169  int ExtensionCode;
170 };
171 
172 
173 //MemoryError
174 class G4MemoryError
175 {
176  public:
177  G4MemoryError(int size, const char* message)
178  {mSize = size; mMessage = message;};
179  int mSize;
180  const char* mMessage;
181 };
182 
183 //IndexError
184 class G4IndexError
185 {
186  public:
187  G4IndexError(int maxIndex, int errorIndex, const char* mes)
188  {mMaxIndex = maxIndex; mErrorIndex = errorIndex; mMessage = mes;};
189  int mMaxIndex;
190  int mErrorIndex;
191  const char* mMessage;
192 };
193 
194 //BufferError
195 class G4BufferError
196 {
197  public:
198  G4BufferError(const char* mes)
199  {mMessage = mes;};
200  const char* mMessage;
201 };
202 
203 //DataFormatError
204 class G4DataFormatError
205 {
206  public:
207  G4DataFormatError(void* address, const char* message)
208  {mAddress = address; mMessage = message;};
209  void* mAddress;
210  const char* mMessage;
211 };
212 
213 
214 //NotSupported
215 class G4NotSupported
216 {
217  public:
218  G4NotSupported(jMarker aMark, void* address)
219  {mMark = aMark; mAddress = address;};
220  jMarker mMark;
221  void* mAddress;
222 };
223 
224 #endif