|
1 /* |
|
2 * Copyright (c) 2003, 2004 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: JP2KPacket class used to collect packet related |
|
15 * information such as tag tree and list of codeblocks. |
|
16 * |
|
17 */ |
|
18 |
|
19 |
|
20 #ifndef __JP2KPACKET_INL__ |
|
21 #define __JP2KPACKET_INL__ |
|
22 |
|
23 // ============================ MEMBER FUNCTIONS =============================== |
|
24 |
|
25 // ----------------------------------------------------------------------------- |
|
26 // CJ2kPacket::LastCodeBlockProcessed |
|
27 // Get the last codeblock processed |
|
28 // (other items were commented in a header). |
|
29 // ----------------------------------------------------------------------------- |
|
30 // |
|
31 inline TUint16 CJ2kPacket::LastCodeBlockProcessed() const |
|
32 { |
|
33 return iLastCodeBlock; |
|
34 } |
|
35 |
|
36 // ----------------------------------------------------------------------------- |
|
37 // CJ2kPacket::SetLastCodeBlockProcessed |
|
38 // Set the last codeblock processed |
|
39 // (other items were commented in a header). |
|
40 // ----------------------------------------------------------------------------- |
|
41 // |
|
42 inline void CJ2kPacket::SetLastCodeBlockProcessed( TUint16 aLastCodeBlock ) |
|
43 { |
|
44 iLastCodeBlock = aLastCodeBlock; |
|
45 } |
|
46 |
|
47 // ----------------------------------------------------------------------------- |
|
48 // CJ2kPacket::NumOfBlocks |
|
49 // Get number of blocks |
|
50 // (other items were commented in a header). |
|
51 // ----------------------------------------------------------------------------- |
|
52 // |
|
53 inline TUint16 CJ2kPacket::NumOfBlocks() const |
|
54 { |
|
55 return (TUint16)( iCodeBlockSize.iWidth * iCodeBlockSize.iHeight ); |
|
56 } |
|
57 |
|
58 // ----------------------------------------------------------------------------- |
|
59 // CJ2kPacket::NumOfBlocksX |
|
60 // Get number of blocks in horizontal direction |
|
61 // (other items were commented in a header). |
|
62 // ----------------------------------------------------------------------------- |
|
63 // |
|
64 inline TUint16 CJ2kPacket::NumOfBlocksX() const |
|
65 { |
|
66 return (TUint16)iCodeBlockSize.iWidth; |
|
67 } |
|
68 |
|
69 // ----------------------------------------------------------------------------- |
|
70 // CJ2kPacket::NumOfBlocksY |
|
71 // Get number of blocks in vertical direction |
|
72 // (other items were commented in a header). |
|
73 // ----------------------------------------------------------------------------- |
|
74 // |
|
75 inline TUint16 CJ2kPacket::NumOfBlocksY() const |
|
76 { |
|
77 return (TUint16)iCodeBlockSize.iHeight; |
|
78 } |
|
79 |
|
80 |
|
81 // ----------------------------------------------------------------------------- |
|
82 // CJ2kPacket::CodeBlockAt |
|
83 // Get the codeblock at specific location |
|
84 // (other items were commented in a header). |
|
85 // ----------------------------------------------------------------------------- |
|
86 // |
|
87 inline const CJ2kCodeBlock& CJ2kPacket::CodeBlockAt( TUint16 aIndex ) const |
|
88 { |
|
89 return *iCodeBlockList[aIndex]; |
|
90 } |
|
91 |
|
92 // ----------------------------------------------------------------------------- |
|
93 // CJ2kPacket::IsBodyIncomplete |
|
94 // Is packet body read underflow |
|
95 // (other items were commented in a header). |
|
96 // ----------------------------------------------------------------------------- |
|
97 // |
|
98 inline TUint8 CJ2kPacket::IsBodyIncomplete() const |
|
99 { |
|
100 return (TUint8)( iReadControl & EReadBodyIncomplete ); |
|
101 } |
|
102 |
|
103 // ----------------------------------------------------------------------------- |
|
104 // CJ2kPacket::IncTagValue |
|
105 // Get the included tag tree value at specific level and width |
|
106 // (other items were commented in a header). |
|
107 // ----------------------------------------------------------------------------- |
|
108 // |
|
109 inline TUint16 CJ2kPacket::IncTagValue( TUint16 aLevel, TUint16 aWidth ) const |
|
110 { |
|
111 return ( iIncTagTreeValue->Des() )[( iTagTreeInfo->Des() )[aLevel] + aWidth]; |
|
112 } |
|
113 |
|
114 // ----------------------------------------------------------------------------- |
|
115 // CJ2kPacket::IncTagState |
|
116 // Get the included tag tree state at specific level and width |
|
117 // (other items were commented in a header). |
|
118 // ----------------------------------------------------------------------------- |
|
119 // |
|
120 inline TUint16 CJ2kPacket::IncTagState( TUint16 aLevel, TUint16 aWidth ) const |
|
121 { |
|
122 return ( iIncTagTreeState->Des() )[( iTagTreeInfo->Des() )[aLevel] + aWidth]; |
|
123 } |
|
124 |
|
125 // ----------------------------------------------------------------------------- |
|
126 // CJ2kPacket::MsbTagValue |
|
127 // Get the msb tag tree value at specific level and width |
|
128 // (other items were commented in a header). |
|
129 // ----------------------------------------------------------------------------- |
|
130 // |
|
131 inline TUint16 CJ2kPacket::MsbTagValue( TUint16 aLevel, TUint16 aWidth ) const |
|
132 { |
|
133 return ( iMsbTagTreeValue->Des() )[( iTagTreeInfo->Des() )[aLevel] + aWidth]; |
|
134 } |
|
135 |
|
136 // ----------------------------------------------------------------------------- |
|
137 // CJ2kPacket::MsbTagState |
|
138 // Get the msb tag tree state at specific level and width |
|
139 // (other items were commented in a header). |
|
140 // ----------------------------------------------------------------------------- |
|
141 // |
|
142 inline TUint16 CJ2kPacket::MsbTagState( TUint16 aLevel, TUint16 aWidth ) const |
|
143 { |
|
144 return ( iMsbTagTreeState->Des() )[( iTagTreeInfo->Des() )[aLevel] + aWidth]; |
|
145 } |
|
146 |
|
147 // ----------------------------------------------------------------------------- |
|
148 // CJ2kPacket::SetIncTagValue |
|
149 // Set the included tag tree value at specific level and width |
|
150 // (other items were commented in a header). |
|
151 // ----------------------------------------------------------------------------- |
|
152 // |
|
153 inline void CJ2kPacket::SetIncTagValue( TUint16 aLevel, TUint16 aWidth, TUint16 aValue ) |
|
154 { |
|
155 TPtr16 tmpPtr = ( iIncTagTreeValue->Des() ); |
|
156 tmpPtr[( iTagTreeInfo->Des() )[aLevel] + aWidth] = aValue; |
|
157 } |
|
158 |
|
159 // ----------------------------------------------------------------------------- |
|
160 // CJ2kPacket::SetIncTagState |
|
161 // Set the included tag tree state at specific level and width |
|
162 // (other items were commented in a header). |
|
163 // ----------------------------------------------------------------------------- |
|
164 // |
|
165 inline void CJ2kPacket::SetIncTagState( TUint16 aLevel, TUint16 aWidth, TUint16 aState ) |
|
166 { |
|
167 TPtr16 tmpPtr = ( iIncTagTreeState->Des() ); |
|
168 tmpPtr[( iTagTreeInfo->Des() )[aLevel] + aWidth] = aState; |
|
169 } |
|
170 |
|
171 // ----------------------------------------------------------------------------- |
|
172 // CJ2kPacket::IncrementIncTagState |
|
173 // Increment the included tag tree state at specific level and width |
|
174 // (other items were commented in a header). |
|
175 // ----------------------------------------------------------------------------- |
|
176 // |
|
177 inline void CJ2kPacket::IncrementIncTagState( TUint16 aLevel, TUint16 aWidth ) |
|
178 { |
|
179 TPtr16 tmpPtr = ( iIncTagTreeState->Des() ); |
|
180 tmpPtr[( iTagTreeInfo->Des() )[aLevel] + aWidth]++; |
|
181 } |
|
182 |
|
183 // ----------------------------------------------------------------------------- |
|
184 // CJ2kPacket::SetMsbTagValue |
|
185 // Set the msb tag tree value at specific level and width |
|
186 // (other items were commented in a header). |
|
187 // ----------------------------------------------------------------------------- |
|
188 // |
|
189 inline void CJ2kPacket::SetMsbTagValue( TUint16 aLevel, TUint16 aWidth, TUint16 aValue ) |
|
190 { |
|
191 TPtr16 tmpPtr = ( iMsbTagTreeValue->Des() ); |
|
192 tmpPtr[( iTagTreeInfo->Des() )[aLevel] + aWidth] = aValue; |
|
193 } |
|
194 |
|
195 // ----------------------------------------------------------------------------- |
|
196 // CJ2kPacket::SetMsbTagState |
|
197 // Set the msb tag tree state at specific level and width |
|
198 // (other items were commented in a header). |
|
199 // ----------------------------------------------------------------------------- |
|
200 // |
|
201 inline void CJ2kPacket::SetMsbTagState( TUint16 aLevel, TUint16 aWidth, TUint16 aState ) |
|
202 { |
|
203 TPtr16 tmpPtr = ( iMsbTagTreeState->Des() ); |
|
204 tmpPtr[( iTagTreeInfo->Des() )[aLevel] + aWidth] = aState; |
|
205 } |
|
206 |
|
207 // ----------------------------------------------------------------------------- |
|
208 // CJ2kPacket::IncrementMsbTagState |
|
209 // Increment the msb tag tree state at specific level and width |
|
210 // (other items were commented in a header). |
|
211 // ----------------------------------------------------------------------------- |
|
212 // |
|
213 inline void CJ2kPacket::IncrementMsbTagState( TUint16 aLevel, TUint16 aWidth ) |
|
214 { |
|
215 TPtr16 tmpPtr = ( iMsbTagTreeState->Des() ); |
|
216 tmpPtr[( iTagTreeInfo->Des() )[aLevel] + aWidth]++; |
|
217 } |
|
218 |
|
219 // ----------------------------------------------------------------------------- |
|
220 // CJ2kPacket::IsHeader |
|
221 // Is packet header has been read |
|
222 // (other items were commented in a header). |
|
223 // ----------------------------------------------------------------------------- |
|
224 // |
|
225 inline TUint8 CJ2kPacket::IsHeader() const |
|
226 { |
|
227 return (TUint8)( iReadControl & EReadHeader ); |
|
228 } |
|
229 |
|
230 // ----------------------------------------------------------------------------- |
|
231 // CJ2kPacket::SetHeader |
|
232 // Set the flag to indicate that packet header has been read |
|
233 // (other items were commented in a header). |
|
234 // ----------------------------------------------------------------------------- |
|
235 // |
|
236 inline void CJ2kPacket::SetHeader() |
|
237 { |
|
238 iReadControl |= EReadHeader; |
|
239 } |
|
240 |
|
241 // ----------------------------------------------------------------------------- |
|
242 // CJ2kPacket::ResetHeader |
|
243 // Reset the flag to indicate that packet header has not been read |
|
244 // (other items were commented in a header). |
|
245 // ----------------------------------------------------------------------------- |
|
246 // |
|
247 inline void CJ2kPacket::ResetHeader() |
|
248 { |
|
249 iReadControl &= ~EReadHeader; |
|
250 } |
|
251 |
|
252 // ----------------------------------------------------------------------------- |
|
253 // CJ2kPacket::IsBody |
|
254 // Is packet body has been read |
|
255 // (other items were commented in a header). |
|
256 // ----------------------------------------------------------------------------- |
|
257 // |
|
258 inline TUint8 CJ2kPacket::IsBody() const |
|
259 { |
|
260 return (TUint8)( iReadControl & EReadBody ); |
|
261 } |
|
262 |
|
263 // ----------------------------------------------------------------------------- |
|
264 // CJ2kPacket::SetBody |
|
265 // Set the flag to indicate that packet body has been read |
|
266 // (other items were commented in a header). |
|
267 // ----------------------------------------------------------------------------- |
|
268 // |
|
269 inline void CJ2kPacket::SetBody() |
|
270 { |
|
271 iReadControl |= EReadBody; |
|
272 } |
|
273 |
|
274 // ----------------------------------------------------------------------------- |
|
275 // CJ2kPacket::ResetBody |
|
276 // Reset the flag to indicate that packet body has not been read |
|
277 // (other items were commented in a header). |
|
278 // ----------------------------------------------------------------------------- |
|
279 // |
|
280 inline void CJ2kPacket::ResetBody() |
|
281 { |
|
282 iReadControl &= ~EReadBody; |
|
283 } |
|
284 |
|
285 // ----------------------------------------------------------------------------- |
|
286 // CJ2kPacket::SetBodyIncomplete |
|
287 // Set the flag to indicate that packet body read underflow |
|
288 // (other items were commented in a header). |
|
289 // ----------------------------------------------------------------------------- |
|
290 // |
|
291 inline void CJ2kPacket::SetBodyIncomplete() |
|
292 { |
|
293 iReadControl |= EReadBodyIncomplete; |
|
294 } |
|
295 |
|
296 // ----------------------------------------------------------------------------- |
|
297 // CJ2kPacket::ResetBodyIncomplete |
|
298 // Reset the flag to indicate that packet body read is not underflow |
|
299 // (other items were commented in a header). |
|
300 // ----------------------------------------------------------------------------- |
|
301 // |
|
302 inline void CJ2kPacket::ResetBodyIncomplete() |
|
303 { |
|
304 iReadControl &= ~EReadBodyIncomplete; |
|
305 } |
|
306 |
|
307 // ----------------------------------------------------------------------------- |
|
308 // CJ2kPacket::IsRecoverFromIncomplete |
|
309 // Is the read recover from previous underflow |
|
310 // (other items were commented in a header). |
|
311 // ----------------------------------------------------------------------------- |
|
312 // |
|
313 inline TUint8 CJ2kPacket::IsRecoverFromIncomplete() const |
|
314 { |
|
315 return (TUint8)( iReadControl & EReadRecoverFromIncomplete ); |
|
316 } |
|
317 |
|
318 // ----------------------------------------------------------------------------- |
|
319 // CJ2kPacket::SetRecoverFromIncomplete |
|
320 // Set the flag to indicate that the next read is recover from underflow |
|
321 // (other items were commented in a header). |
|
322 // ----------------------------------------------------------------------------- |
|
323 // |
|
324 inline void CJ2kPacket::SetRecoverFromIncomplete() |
|
325 { |
|
326 iReadControl |= EReadRecoverFromIncomplete; |
|
327 } |
|
328 |
|
329 // ----------------------------------------------------------------------------- |
|
330 // CJ2kPacket::ResetRecoverFromIncomplete |
|
331 // Reset the flag to indicate that the next read is not recover from underflow |
|
332 // (other items were commented in a header). |
|
333 // ----------------------------------------------------------------------------- |
|
334 // |
|
335 inline void CJ2kPacket::ResetRecoverFromIncomplete() |
|
336 { |
|
337 iReadControl &= ~EReadRecoverFromIncomplete; |
|
338 } |
|
339 |
|
340 // ----------------------------------------------------------------------------- |
|
341 // CJ2kPacket::IsMatch |
|
342 // Is codeblock number should iLastCodeBlock |
|
343 // (other items were commented in a header). |
|
344 // ----------------------------------------------------------------------------- |
|
345 // |
|
346 inline TUint8 CJ2kPacket::IsMatch() const |
|
347 { |
|
348 return (TUint8)( iReadControl & EReadMatchLastCodeBlock ); |
|
349 } |
|
350 |
|
351 // ----------------------------------------------------------------------------- |
|
352 // CJ2kPacket::ResetMatch |
|
353 // Reset the flag to indicate that the next codeblock should be greater than |
|
354 // iLastCodeBlock |
|
355 // (other items were commented in a header). |
|
356 // ----------------------------------------------------------------------------- |
|
357 // |
|
358 inline void CJ2kPacket::ResetMatch() |
|
359 { |
|
360 iReadControl &= ~EReadMatchLastCodeBlock; |
|
361 } |
|
362 |
|
363 // ----------------------------------------------------------------------------- |
|
364 // CJ2kPacket::SetMatch |
|
365 // Set the flag to indicate that the next codeblock should match iLastCodeBlock |
|
366 // (other items were commented in a header). |
|
367 // ----------------------------------------------------------------------------- |
|
368 // |
|
369 inline void CJ2kPacket::SetMatch() |
|
370 { |
|
371 iReadControl |= EReadMatchLastCodeBlock; |
|
372 } |
|
373 |
|
374 #endif // __JP2KPACKET_INL__ |