|
sl@0
|
1 |
// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
|
|
sl@0
|
2 |
// All rights reserved.
|
|
sl@0
|
3 |
// This component and the accompanying materials are made available
|
|
sl@0
|
4 |
// under the terms of "Eclipse Public License v1.0"
|
|
sl@0
|
5 |
// which accompanies this distribution, and is available
|
|
sl@0
|
6 |
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
|
|
sl@0
|
7 |
//
|
|
sl@0
|
8 |
// Initial Contributors:
|
|
sl@0
|
9 |
// Nokia Corporation - initial contribution.
|
|
sl@0
|
10 |
//
|
|
sl@0
|
11 |
// Contributors:
|
|
sl@0
|
12 |
//
|
|
sl@0
|
13 |
// Description:
|
|
sl@0
|
14 |
//
|
|
sl@0
|
15 |
|
|
sl@0
|
16 |
#include "sgutils.h"
|
|
sl@0
|
17 |
|
|
sl@0
|
18 |
|
|
sl@0
|
19 |
// Helper function used to transfer a scanline in 64K to the various formats of the destination.
|
|
sl@0
|
20 |
LOCAL_C void TransferScanLine64K(TUint8* aDest, const TUint16* aSrc, TUidPixelFormat aPixelFormatDest, TInt aPixelLength)
|
|
sl@0
|
21 |
{
|
|
sl@0
|
22 |
switch (aPixelFormatDest)
|
|
sl@0
|
23 |
{
|
|
sl@0
|
24 |
case EUidPixelFormatRGB_565:
|
|
sl@0
|
25 |
{
|
|
sl@0
|
26 |
Mem::Copy(aDest, aSrc, aPixelLength << 1);
|
|
sl@0
|
27 |
break;
|
|
sl@0
|
28 |
}
|
|
sl@0
|
29 |
case EUidPixelFormatARGB_8888_PRE:
|
|
sl@0
|
30 |
{
|
|
sl@0
|
31 |
TUint32* dest = reinterpret_cast<TUint32*>(aDest);
|
|
sl@0
|
32 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
33 |
while (aSrc < srcEnd)
|
|
sl@0
|
34 |
{
|
|
sl@0
|
35 |
*dest++ = TRgb::Color64K(*aSrc++).Color16MAP();
|
|
sl@0
|
36 |
}
|
|
sl@0
|
37 |
break;
|
|
sl@0
|
38 |
}
|
|
sl@0
|
39 |
case EUidPixelFormatARGB_8888:
|
|
sl@0
|
40 |
{
|
|
sl@0
|
41 |
TUint32* dest = reinterpret_cast<TUint32*>(aDest);
|
|
sl@0
|
42 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
43 |
while (aSrc < srcEnd)
|
|
sl@0
|
44 |
{
|
|
sl@0
|
45 |
*dest++ = TRgb::Color64K(*aSrc++).Color16MA();
|
|
sl@0
|
46 |
}
|
|
sl@0
|
47 |
break;
|
|
sl@0
|
48 |
}
|
|
sl@0
|
49 |
case EUidPixelFormatXRGB_8888:
|
|
sl@0
|
50 |
{
|
|
sl@0
|
51 |
TUint32* dest = reinterpret_cast<TUint32*>(aDest);
|
|
sl@0
|
52 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
53 |
while (aSrc < srcEnd)
|
|
sl@0
|
54 |
{
|
|
sl@0
|
55 |
*dest++ = (TRgb::Color64K(*aSrc++).Color16MU() | 0xff000000);
|
|
sl@0
|
56 |
}
|
|
sl@0
|
57 |
break;
|
|
sl@0
|
58 |
}
|
|
sl@0
|
59 |
case EUidPixelFormatRGB_888:
|
|
sl@0
|
60 |
{
|
|
sl@0
|
61 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
62 |
while (aSrc < srcEnd)
|
|
sl@0
|
63 |
{
|
|
sl@0
|
64 |
TInt col = TRgb::Color64K(*aSrc++).Color16M();
|
|
sl@0
|
65 |
*aDest++ = col;
|
|
sl@0
|
66 |
*aDest++ = col >> 8;
|
|
sl@0
|
67 |
*aDest++ = col >> 16;
|
|
sl@0
|
68 |
}
|
|
sl@0
|
69 |
break;
|
|
sl@0
|
70 |
}
|
|
sl@0
|
71 |
case EUidPixelFormatXRGB_4444:
|
|
sl@0
|
72 |
{
|
|
sl@0
|
73 |
TUint16* dest = reinterpret_cast<TUint16*>(aDest);
|
|
sl@0
|
74 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
75 |
while (aSrc < srcEnd)
|
|
sl@0
|
76 |
{
|
|
sl@0
|
77 |
*dest++ = TRgb::Color64K(*aSrc++).Color4K();
|
|
sl@0
|
78 |
}
|
|
sl@0
|
79 |
break;
|
|
sl@0
|
80 |
}
|
|
sl@0
|
81 |
case EUidPixelFormatP_8:
|
|
sl@0
|
82 |
{
|
|
sl@0
|
83 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
84 |
while (aSrc < srcEnd)
|
|
sl@0
|
85 |
{
|
|
sl@0
|
86 |
*aDest++ = TRgb::Color64K(*aSrc++).Color256();
|
|
sl@0
|
87 |
}
|
|
sl@0
|
88 |
break;
|
|
sl@0
|
89 |
}
|
|
sl@0
|
90 |
case EUidPixelFormatL_8:
|
|
sl@0
|
91 |
{
|
|
sl@0
|
92 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
93 |
while (aSrc < srcEnd)
|
|
sl@0
|
94 |
{
|
|
sl@0
|
95 |
*aDest++ = TRgb::Color64K(*aSrc++).Gray256();
|
|
sl@0
|
96 |
}
|
|
sl@0
|
97 |
break;
|
|
sl@0
|
98 |
}
|
|
sl@0
|
99 |
case EUidPixelFormatL_4:
|
|
sl@0
|
100 |
{
|
|
sl@0
|
101 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
102 |
while (aSrc < srcEnd)
|
|
sl@0
|
103 |
{
|
|
sl@0
|
104 |
*aDest = 0;
|
|
sl@0
|
105 |
for (TInt index = 0; (index < 8) && (aSrc < srcEnd); index+= 4)
|
|
sl@0
|
106 |
{
|
|
sl@0
|
107 |
TInt col = TRgb::Color64K(*aSrc++).Gray16();
|
|
sl@0
|
108 |
col <<= index;
|
|
sl@0
|
109 |
*aDest |= col;
|
|
sl@0
|
110 |
}
|
|
sl@0
|
111 |
aDest++;
|
|
sl@0
|
112 |
}
|
|
sl@0
|
113 |
break;
|
|
sl@0
|
114 |
}
|
|
sl@0
|
115 |
case EUidPixelFormatP_4:
|
|
sl@0
|
116 |
{
|
|
sl@0
|
117 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
118 |
while (aSrc < srcEnd)
|
|
sl@0
|
119 |
{
|
|
sl@0
|
120 |
*aDest = 0;
|
|
sl@0
|
121 |
for (TInt index = 0; (index < 8) && (aSrc < srcEnd); index+= 4)
|
|
sl@0
|
122 |
{
|
|
sl@0
|
123 |
TInt col = TRgb::Color64K(*aSrc++).Color16();
|
|
sl@0
|
124 |
col <<= index;
|
|
sl@0
|
125 |
*aDest |= col;
|
|
sl@0
|
126 |
}
|
|
sl@0
|
127 |
aDest++;
|
|
sl@0
|
128 |
}
|
|
sl@0
|
129 |
break;
|
|
sl@0
|
130 |
}
|
|
sl@0
|
131 |
case EUidPixelFormatL_2:
|
|
sl@0
|
132 |
{
|
|
sl@0
|
133 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
134 |
while (aSrc < srcEnd)
|
|
sl@0
|
135 |
{
|
|
sl@0
|
136 |
*aDest = 0;
|
|
sl@0
|
137 |
for (TInt index = 0; (index < 8) && (aSrc < srcEnd); index+= 2)
|
|
sl@0
|
138 |
{
|
|
sl@0
|
139 |
TInt col = TRgb::Color64K(*aSrc++).Gray4();
|
|
sl@0
|
140 |
col <<= index;
|
|
sl@0
|
141 |
*aDest |= col;
|
|
sl@0
|
142 |
}
|
|
sl@0
|
143 |
aDest++;
|
|
sl@0
|
144 |
}
|
|
sl@0
|
145 |
break;
|
|
sl@0
|
146 |
}
|
|
sl@0
|
147 |
case EUidPixelFormatL_1:
|
|
sl@0
|
148 |
{
|
|
sl@0
|
149 |
const TUint16* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
150 |
while (aSrc < srcEnd)
|
|
sl@0
|
151 |
{
|
|
sl@0
|
152 |
*aDest = 0;
|
|
sl@0
|
153 |
for (TInt index = 0; (index < 8) && (aSrc < srcEnd); index++)
|
|
sl@0
|
154 |
{
|
|
sl@0
|
155 |
TInt col = TRgb::Color64K(*aSrc++).Gray2();
|
|
sl@0
|
156 |
col <<= index;
|
|
sl@0
|
157 |
*aDest |= col;
|
|
sl@0
|
158 |
}
|
|
sl@0
|
159 |
aDest++;
|
|
sl@0
|
160 |
}
|
|
sl@0
|
161 |
break;
|
|
sl@0
|
162 |
}
|
|
sl@0
|
163 |
default:
|
|
sl@0
|
164 |
break;
|
|
sl@0
|
165 |
}
|
|
sl@0
|
166 |
}
|
|
sl@0
|
167 |
|
|
sl@0
|
168 |
// Helper function used to transfer a scanline in 16MAP to the various formats of the destination.
|
|
sl@0
|
169 |
LOCAL_C void TransferScanLine16MAP(TUint8* aDest, const TUint32* aSrc, TUidPixelFormat aPixelFormatDest, TInt aPixelLength)
|
|
sl@0
|
170 |
{
|
|
sl@0
|
171 |
switch (aPixelFormatDest)
|
|
sl@0
|
172 |
{
|
|
sl@0
|
173 |
case EUidPixelFormatARGB_8888_PRE:
|
|
sl@0
|
174 |
{
|
|
sl@0
|
175 |
Mem::Copy(aDest, aSrc, aPixelLength << 2);
|
|
sl@0
|
176 |
break;
|
|
sl@0
|
177 |
}
|
|
sl@0
|
178 |
case EUidPixelFormatARGB_8888:
|
|
sl@0
|
179 |
{
|
|
sl@0
|
180 |
TUint32* dest = reinterpret_cast<TUint32*>(aDest);
|
|
sl@0
|
181 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
182 |
while (aSrc < srcEnd)
|
|
sl@0
|
183 |
{
|
|
sl@0
|
184 |
*dest++ = TRgb::Color16MAP(*aSrc++).Color16MA();
|
|
sl@0
|
185 |
}
|
|
sl@0
|
186 |
break;
|
|
sl@0
|
187 |
}
|
|
sl@0
|
188 |
case EUidPixelFormatXRGB_8888:
|
|
sl@0
|
189 |
{
|
|
sl@0
|
190 |
TUint32* dest = reinterpret_cast<TUint32*>(aDest);
|
|
sl@0
|
191 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
192 |
while (aSrc < srcEnd)
|
|
sl@0
|
193 |
{
|
|
sl@0
|
194 |
*dest++ = (TRgb::Color16MAP(*aSrc++).Color16MU() | 0xff000000);
|
|
sl@0
|
195 |
}
|
|
sl@0
|
196 |
break;
|
|
sl@0
|
197 |
}
|
|
sl@0
|
198 |
case EUidPixelFormatRGB_888:
|
|
sl@0
|
199 |
{
|
|
sl@0
|
200 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
201 |
while (aSrc < srcEnd)
|
|
sl@0
|
202 |
{
|
|
sl@0
|
203 |
TInt col = TRgb::Color16MAP(*aSrc++).Color16M();
|
|
sl@0
|
204 |
*aDest++ = col;
|
|
sl@0
|
205 |
*aDest++ = col >> 8;
|
|
sl@0
|
206 |
*aDest++ = col >> 16;
|
|
sl@0
|
207 |
}
|
|
sl@0
|
208 |
break;
|
|
sl@0
|
209 |
}
|
|
sl@0
|
210 |
case EUidPixelFormatRGB_565:
|
|
sl@0
|
211 |
{
|
|
sl@0
|
212 |
TUint16* dest = reinterpret_cast<TUint16*>(aDest);
|
|
sl@0
|
213 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
214 |
while (aSrc < srcEnd)
|
|
sl@0
|
215 |
{
|
|
sl@0
|
216 |
*dest++ = TRgb::Color16MAP(*aSrc++).Color64K();
|
|
sl@0
|
217 |
}
|
|
sl@0
|
218 |
break;
|
|
sl@0
|
219 |
}
|
|
sl@0
|
220 |
case EUidPixelFormatXRGB_4444:
|
|
sl@0
|
221 |
{
|
|
sl@0
|
222 |
TUint16* dest = reinterpret_cast<TUint16*>(aDest);
|
|
sl@0
|
223 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
224 |
while (aSrc < srcEnd)
|
|
sl@0
|
225 |
{
|
|
sl@0
|
226 |
*dest++ = TRgb::Color16MAP(*aSrc++).Color4K();
|
|
sl@0
|
227 |
}
|
|
sl@0
|
228 |
break;
|
|
sl@0
|
229 |
}
|
|
sl@0
|
230 |
case EUidPixelFormatP_8:
|
|
sl@0
|
231 |
{
|
|
sl@0
|
232 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
233 |
while (aSrc < srcEnd)
|
|
sl@0
|
234 |
{
|
|
sl@0
|
235 |
*aDest++ = TRgb::Color16MAP(*aSrc++).Color256();
|
|
sl@0
|
236 |
}
|
|
sl@0
|
237 |
break;
|
|
sl@0
|
238 |
}
|
|
sl@0
|
239 |
case EUidPixelFormatL_8:
|
|
sl@0
|
240 |
{
|
|
sl@0
|
241 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
242 |
while (aSrc < srcEnd)
|
|
sl@0
|
243 |
{
|
|
sl@0
|
244 |
*aDest++ = TRgb::Color16MAP(*aSrc++).Gray256();
|
|
sl@0
|
245 |
}
|
|
sl@0
|
246 |
break;
|
|
sl@0
|
247 |
}
|
|
sl@0
|
248 |
case EUidPixelFormatL_4:
|
|
sl@0
|
249 |
{
|
|
sl@0
|
250 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
251 |
while (aSrc < srcEnd)
|
|
sl@0
|
252 |
{
|
|
sl@0
|
253 |
*aDest = 0;
|
|
sl@0
|
254 |
for (TInt index = 0; (index < 8) && (aSrc < srcEnd); index+= 4)
|
|
sl@0
|
255 |
{
|
|
sl@0
|
256 |
TInt col = TRgb::Color16MAP(*aSrc++).Gray16();
|
|
sl@0
|
257 |
col <<= index;
|
|
sl@0
|
258 |
*aDest |= col;
|
|
sl@0
|
259 |
}
|
|
sl@0
|
260 |
aDest++;
|
|
sl@0
|
261 |
}
|
|
sl@0
|
262 |
break;
|
|
sl@0
|
263 |
}
|
|
sl@0
|
264 |
case EUidPixelFormatP_4:
|
|
sl@0
|
265 |
{
|
|
sl@0
|
266 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
267 |
while (aSrc < srcEnd)
|
|
sl@0
|
268 |
{
|
|
sl@0
|
269 |
*aDest = 0;
|
|
sl@0
|
270 |
for (TInt index = 0; (index < 8) && (aSrc < srcEnd); index+= 4)
|
|
sl@0
|
271 |
{
|
|
sl@0
|
272 |
TInt col = TRgb::Color16MAP(*aSrc++).Color16();
|
|
sl@0
|
273 |
col <<= index;
|
|
sl@0
|
274 |
*aDest |= col;
|
|
sl@0
|
275 |
}
|
|
sl@0
|
276 |
aDest++;
|
|
sl@0
|
277 |
}
|
|
sl@0
|
278 |
break;
|
|
sl@0
|
279 |
}
|
|
sl@0
|
280 |
case EUidPixelFormatL_2:
|
|
sl@0
|
281 |
{
|
|
sl@0
|
282 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
283 |
while (aSrc < srcEnd)
|
|
sl@0
|
284 |
{
|
|
sl@0
|
285 |
*aDest = 0;
|
|
sl@0
|
286 |
for (TInt index = 0; (index < 8) && (aSrc < srcEnd); index+= 2)
|
|
sl@0
|
287 |
{
|
|
sl@0
|
288 |
TInt col = TRgb::Color16MAP(*aSrc++).Gray4();
|
|
sl@0
|
289 |
col <<= index;
|
|
sl@0
|
290 |
*aDest |= col;
|
|
sl@0
|
291 |
}
|
|
sl@0
|
292 |
aDest++;
|
|
sl@0
|
293 |
}
|
|
sl@0
|
294 |
break;
|
|
sl@0
|
295 |
}
|
|
sl@0
|
296 |
case EUidPixelFormatL_1:
|
|
sl@0
|
297 |
{
|
|
sl@0
|
298 |
const TUint32* srcEnd = aSrc + aPixelLength;
|
|
sl@0
|
299 |
while (aSrc < srcEnd)
|
|
sl@0
|
300 |
{
|
|
sl@0
|
301 |
*aDest = 0;
|
|
sl@0
|
302 |
for (TInt index = 0; (index < 8) && (aSrc < srcEnd); index++)
|
|
sl@0
|
303 |
{
|
|
sl@0
|
304 |
TInt col = TRgb::Color16MAP(*aSrc++).Gray2();
|
|
sl@0
|
305 |
col <<= index;
|
|
sl@0
|
306 |
*aDest |= col;
|
|
sl@0
|
307 |
}
|
|
sl@0
|
308 |
aDest++;
|
|
sl@0
|
309 |
}
|
|
sl@0
|
310 |
}
|
|
sl@0
|
311 |
default:
|
|
sl@0
|
312 |
break;
|
|
sl@0
|
313 |
}
|
|
sl@0
|
314 |
}
|
|
sl@0
|
315 |
|
|
sl@0
|
316 |
// Helper function used to copy a buffer in 64K to the various formats of the destination.
|
|
sl@0
|
317 |
LOCAL_C TInt TransferPixels64K(TAny* aDataAddressDest, TInt aDataStrideDest, TUidPixelFormat aPixelFormatDest,
|
|
sl@0
|
318 |
const TUint16* aDataAddressSrc, TInt aDataStrideSrc, const TRect& aRectSource)
|
|
sl@0
|
319 |
{
|
|
sl@0
|
320 |
TInt err = KErrNone;
|
|
sl@0
|
321 |
const TInt width = aRectSource.Width();
|
|
sl@0
|
322 |
const TUint16* dataAddressSrc = PtrAdd(aDataAddressSrc + aRectSource.iTl.iX, aRectSource.iTl.iY * aDataStrideSrc);
|
|
sl@0
|
323 |
const TUint16* dataAddressSrcEnd = PtrAdd(dataAddressSrc, aDataStrideSrc * aRectSource.Height());
|
|
sl@0
|
324 |
|
|
sl@0
|
325 |
switch (aPixelFormatDest)
|
|
sl@0
|
326 |
{
|
|
sl@0
|
327 |
case EUidPixelFormatRGB_565:
|
|
sl@0
|
328 |
{
|
|
sl@0
|
329 |
TUint8* dataAddressDest = static_cast<TUint8*>(aDataAddressDest);
|
|
sl@0
|
330 |
const TInt dataLength = width << 1;
|
|
sl@0
|
331 |
while (dataAddressSrcEnd > dataAddressSrc)
|
|
sl@0
|
332 |
{
|
|
sl@0
|
333 |
Mem::Copy(dataAddressDest, dataAddressSrc, dataLength);
|
|
sl@0
|
334 |
dataAddressSrc = PtrAdd(dataAddressSrc, aDataStrideSrc);
|
|
sl@0
|
335 |
dataAddressDest += aDataStrideDest;
|
|
sl@0
|
336 |
}
|
|
sl@0
|
337 |
break;
|
|
sl@0
|
338 |
}
|
|
sl@0
|
339 |
case EUidPixelFormatARGB_8888_PRE:
|
|
sl@0
|
340 |
case EUidPixelFormatARGB_8888:
|
|
sl@0
|
341 |
case EUidPixelFormatXRGB_8888:
|
|
sl@0
|
342 |
case EUidPixelFormatXRGB_4444:
|
|
sl@0
|
343 |
case EUidPixelFormatL_1:
|
|
sl@0
|
344 |
case EUidPixelFormatL_2:
|
|
sl@0
|
345 |
case EUidPixelFormatL_4:
|
|
sl@0
|
346 |
case EUidPixelFormatL_8:
|
|
sl@0
|
347 |
case EUidPixelFormatP_4:
|
|
sl@0
|
348 |
case EUidPixelFormatP_8:
|
|
sl@0
|
349 |
case EUidPixelFormatRGB_888:
|
|
sl@0
|
350 |
{
|
|
sl@0
|
351 |
TUint8* dataAddressDest = static_cast<TUint8*>(aDataAddressDest);
|
|
sl@0
|
352 |
while (dataAddressSrcEnd > dataAddressSrc)
|
|
sl@0
|
353 |
{
|
|
sl@0
|
354 |
TransferScanLine64K(dataAddressDest, dataAddressSrc, aPixelFormatDest, width);
|
|
sl@0
|
355 |
dataAddressSrc = PtrAdd(dataAddressSrc, aDataStrideSrc);
|
|
sl@0
|
356 |
dataAddressDest += aDataStrideDest;
|
|
sl@0
|
357 |
}
|
|
sl@0
|
358 |
break;
|
|
sl@0
|
359 |
}
|
|
sl@0
|
360 |
default:
|
|
sl@0
|
361 |
err = KErrNotSupported;
|
|
sl@0
|
362 |
break;
|
|
sl@0
|
363 |
}
|
|
sl@0
|
364 |
return err;
|
|
sl@0
|
365 |
}
|
|
sl@0
|
366 |
|
|
sl@0
|
367 |
// Helper function used to copy a buffer in 16MAP to the various formats of the destination.
|
|
sl@0
|
368 |
LOCAL_C TInt TransferPixels16MAP(TAny* aDataAddressDest, TInt aDataStrideDest, TUidPixelFormat aPixelFormatDest,
|
|
sl@0
|
369 |
const TUint32* aDataAddressSrc, TInt aDataStrideSrc, const TRect& aRectSource)
|
|
sl@0
|
370 |
{
|
|
sl@0
|
371 |
TInt err = KErrNone;
|
|
sl@0
|
372 |
const TInt width = aRectSource.Width();
|
|
sl@0
|
373 |
const TUint32* dataAddressSrc = PtrAdd(aDataAddressSrc + aRectSource.iTl.iX, aRectSource.iTl.iY * aDataStrideSrc);
|
|
sl@0
|
374 |
const TUint32* dataAddressSrcEnd = PtrAdd(dataAddressSrc, aRectSource.Height() * aDataStrideSrc);
|
|
sl@0
|
375 |
|
|
sl@0
|
376 |
switch (aPixelFormatDest)
|
|
sl@0
|
377 |
{
|
|
sl@0
|
378 |
case EUidPixelFormatARGB_8888_PRE:
|
|
sl@0
|
379 |
{
|
|
sl@0
|
380 |
TUint8* dataAddressDest = static_cast<TUint8*>(aDataAddressDest);
|
|
sl@0
|
381 |
const TInt dataLength = width << 2;
|
|
sl@0
|
382 |
while (dataAddressSrcEnd > dataAddressSrc)
|
|
sl@0
|
383 |
{
|
|
sl@0
|
384 |
Mem::Copy(dataAddressDest, dataAddressSrc, dataLength);
|
|
sl@0
|
385 |
dataAddressSrc = PtrAdd(dataAddressSrc, aDataStrideSrc);
|
|
sl@0
|
386 |
dataAddressDest += aDataStrideDest;
|
|
sl@0
|
387 |
}
|
|
sl@0
|
388 |
break;
|
|
sl@0
|
389 |
}
|
|
sl@0
|
390 |
case EUidPixelFormatXRGB_8888:
|
|
sl@0
|
391 |
case EUidPixelFormatARGB_8888:
|
|
sl@0
|
392 |
case EUidPixelFormatRGB_565:
|
|
sl@0
|
393 |
case EUidPixelFormatXRGB_4444:
|
|
sl@0
|
394 |
case EUidPixelFormatL_1:
|
|
sl@0
|
395 |
case EUidPixelFormatL_2:
|
|
sl@0
|
396 |
case EUidPixelFormatL_4:
|
|
sl@0
|
397 |
case EUidPixelFormatL_8:
|
|
sl@0
|
398 |
case EUidPixelFormatP_4:
|
|
sl@0
|
399 |
case EUidPixelFormatP_8:
|
|
sl@0
|
400 |
case EUidPixelFormatRGB_888:
|
|
sl@0
|
401 |
{
|
|
sl@0
|
402 |
TUint8* dataAddressDest = static_cast<TUint8*> (aDataAddressDest);
|
|
sl@0
|
403 |
while (dataAddressSrcEnd > dataAddressSrc)
|
|
sl@0
|
404 |
{
|
|
sl@0
|
405 |
TransferScanLine16MAP(dataAddressDest, dataAddressSrc, aPixelFormatDest, width);
|
|
sl@0
|
406 |
dataAddressSrc = PtrAdd(dataAddressSrc, aDataStrideSrc);
|
|
sl@0
|
407 |
dataAddressDest += aDataStrideDest;
|
|
sl@0
|
408 |
}
|
|
sl@0
|
409 |
break;
|
|
sl@0
|
410 |
}
|
|
sl@0
|
411 |
default:
|
|
sl@0
|
412 |
err = KErrNotSupported;
|
|
sl@0
|
413 |
break;
|
|
sl@0
|
414 |
}
|
|
sl@0
|
415 |
return err;
|
|
sl@0
|
416 |
}
|
|
sl@0
|
417 |
|
|
sl@0
|
418 |
|
|
sl@0
|
419 |
/**
|
|
sl@0
|
420 |
@publishedPartner
|
|
sl@0
|
421 |
@prototype
|
|
sl@0
|
422 |
@deprecated
|
|
sl@0
|
423 |
|
|
sl@0
|
424 |
Convert from display mode to pixel format.
|
|
sl@0
|
425 |
|
|
sl@0
|
426 |
@param aDisplayMode Display mode to convert.
|
|
sl@0
|
427 |
|
|
sl@0
|
428 |
@return Pixel format corresponding to aDisplayMode, or EUidPixelFormatUnknown if aDisplayMode does not match any existing pixel format.
|
|
sl@0
|
429 |
*/
|
|
sl@0
|
430 |
EXPORT_C TUidPixelFormat SgUtils::DisplayModeToPixelFormat(TDisplayMode aDisplayMode)
|
|
sl@0
|
431 |
{
|
|
sl@0
|
432 |
switch (aDisplayMode)
|
|
sl@0
|
433 |
{
|
|
sl@0
|
434 |
case EGray2:
|
|
sl@0
|
435 |
return EUidPixelFormatL_1;
|
|
sl@0
|
436 |
case EGray4:
|
|
sl@0
|
437 |
return EUidPixelFormatL_2;
|
|
sl@0
|
438 |
case EGray16:
|
|
sl@0
|
439 |
return EUidPixelFormatL_4;
|
|
sl@0
|
440 |
case EGray256:
|
|
sl@0
|
441 |
return EUidPixelFormatL_8;
|
|
sl@0
|
442 |
case EColor16:
|
|
sl@0
|
443 |
return EUidPixelFormatP_4;
|
|
sl@0
|
444 |
case EColor256:
|
|
sl@0
|
445 |
return EUidPixelFormatP_8;
|
|
sl@0
|
446 |
case EColor4K:
|
|
sl@0
|
447 |
return EUidPixelFormatXRGB_4444;
|
|
sl@0
|
448 |
case EColor64K:
|
|
sl@0
|
449 |
return EUidPixelFormatRGB_565;
|
|
sl@0
|
450 |
case EColor16M:
|
|
sl@0
|
451 |
return EUidPixelFormatRGB_888;
|
|
sl@0
|
452 |
case EColor16MU:
|
|
sl@0
|
453 |
return EUidPixelFormatXRGB_8888;
|
|
sl@0
|
454 |
case ERgb:
|
|
sl@0
|
455 |
case EColor16MA:
|
|
sl@0
|
456 |
return EUidPixelFormatARGB_8888;
|
|
sl@0
|
457 |
case EColor16MAP:
|
|
sl@0
|
458 |
return EUidPixelFormatARGB_8888_PRE;
|
|
sl@0
|
459 |
default:
|
|
sl@0
|
460 |
break;
|
|
sl@0
|
461 |
}
|
|
sl@0
|
462 |
return EUidPixelFormatUnknown;
|
|
sl@0
|
463 |
}
|
|
sl@0
|
464 |
|
|
sl@0
|
465 |
|
|
sl@0
|
466 |
/**
|
|
sl@0
|
467 |
@publishedPartner
|
|
sl@0
|
468 |
@prototype
|
|
sl@0
|
469 |
@deprecated
|
|
sl@0
|
470 |
|
|
sl@0
|
471 |
Convert from pixel format to display mode.
|
|
sl@0
|
472 |
|
|
sl@0
|
473 |
@param aPixelFormat Pixel format to convert.
|
|
sl@0
|
474 |
|
|
sl@0
|
475 |
@return Display mode corresponding to aPixelFormat, or ENone if aPixelFormat does not match any existing display mode.
|
|
sl@0
|
476 |
*/
|
|
sl@0
|
477 |
EXPORT_C TDisplayMode SgUtils::PixelFormatToDisplayMode(TUidPixelFormat aPixelFormat)
|
|
sl@0
|
478 |
{
|
|
sl@0
|
479 |
switch (aPixelFormat)
|
|
sl@0
|
480 |
{
|
|
sl@0
|
481 |
case EUidPixelFormatL_1:
|
|
sl@0
|
482 |
return EGray2;
|
|
sl@0
|
483 |
case EUidPixelFormatL_2:
|
|
sl@0
|
484 |
return EGray4;
|
|
sl@0
|
485 |
case EUidPixelFormatL_4:
|
|
sl@0
|
486 |
return EGray16;
|
|
sl@0
|
487 |
case EUidPixelFormatL_8:
|
|
sl@0
|
488 |
return EGray256;
|
|
sl@0
|
489 |
case EUidPixelFormatP_4:
|
|
sl@0
|
490 |
return EColor16;
|
|
sl@0
|
491 |
case EUidPixelFormatP_8:
|
|
sl@0
|
492 |
return EColor256;
|
|
sl@0
|
493 |
case EUidPixelFormatXRGB_4444:
|
|
sl@0
|
494 |
return EColor4K;
|
|
sl@0
|
495 |
case EUidPixelFormatRGB_565:
|
|
sl@0
|
496 |
return EColor64K;
|
|
sl@0
|
497 |
case EUidPixelFormatRGB_888:
|
|
sl@0
|
498 |
return EColor16M;
|
|
sl@0
|
499 |
case EUidPixelFormatXRGB_8888:
|
|
sl@0
|
500 |
return EColor16MU;
|
|
sl@0
|
501 |
case EUidPixelFormatARGB_8888:
|
|
sl@0
|
502 |
return EColor16MA;
|
|
sl@0
|
503 |
case EUidPixelFormatARGB_8888_PRE:
|
|
sl@0
|
504 |
return EColor16MAP;
|
|
sl@0
|
505 |
default:
|
|
sl@0
|
506 |
break;
|
|
sl@0
|
507 |
}
|
|
sl@0
|
508 |
return ENone;
|
|
sl@0
|
509 |
}
|
|
sl@0
|
510 |
|
|
sl@0
|
511 |
|
|
sl@0
|
512 |
/**
|
|
sl@0
|
513 |
@publishedPartner
|
|
sl@0
|
514 |
@prototype
|
|
sl@0
|
515 |
@deprecated
|
|
sl@0
|
516 |
|
|
sl@0
|
517 |
Calculates the minimum number of bytes between rows of data in a bi-dimensional pixel buffer.
|
|
sl@0
|
518 |
The returned value is not guaranteed to be aligned onto any boundary.
|
|
sl@0
|
519 |
|
|
sl@0
|
520 |
@param aWidth Width in pixels of the buffer.
|
|
sl@0
|
521 |
@param aPixelFormat Pixel format of the buffer.
|
|
sl@0
|
522 |
@return The minimum number of bytes between rows of data in a buffer with the given width and pixel format,
|
|
sl@0
|
523 |
or KErrNotSupported if aPixelFormat is not recognized.
|
|
sl@0
|
524 |
*/
|
|
sl@0
|
525 |
EXPORT_C TInt SgUtils::MinDataStride(TInt aWidth, TUidPixelFormat aPixelFormat)
|
|
sl@0
|
526 |
{
|
|
sl@0
|
527 |
switch (aPixelFormat)
|
|
sl@0
|
528 |
{
|
|
sl@0
|
529 |
case EUidPixelFormatXRGB_8888:
|
|
sl@0
|
530 |
case EUidPixelFormatBGRX_8888:
|
|
sl@0
|
531 |
case EUidPixelFormatXBGR_8888:
|
|
sl@0
|
532 |
case EUidPixelFormatBGRA_8888:
|
|
sl@0
|
533 |
case EUidPixelFormatARGB_8888:
|
|
sl@0
|
534 |
case EUidPixelFormatABGR_8888:
|
|
sl@0
|
535 |
case EUidPixelFormatARGB_8888_PRE:
|
|
sl@0
|
536 |
case EUidPixelFormatABGR_8888_PRE:
|
|
sl@0
|
537 |
case EUidPixelFormatBGRA_8888_PRE:
|
|
sl@0
|
538 |
case EUidPixelFormatARGB_2101010:
|
|
sl@0
|
539 |
case EUidPixelFormatABGR_2101010:
|
|
sl@0
|
540 |
return aWidth << 2;
|
|
sl@0
|
541 |
case EUidPixelFormatBGR_888:
|
|
sl@0
|
542 |
case EUidPixelFormatRGB_888:
|
|
sl@0
|
543 |
return aWidth * 3;
|
|
sl@0
|
544 |
case EUidPixelFormatRGB_565:
|
|
sl@0
|
545 |
case EUidPixelFormatBGR_565:
|
|
sl@0
|
546 |
case EUidPixelFormatARGB_1555:
|
|
sl@0
|
547 |
case EUidPixelFormatXRGB_1555:
|
|
sl@0
|
548 |
case EUidPixelFormatARGB_4444:
|
|
sl@0
|
549 |
case EUidPixelFormatARGB_8332:
|
|
sl@0
|
550 |
case EUidPixelFormatBGRX_5551:
|
|
sl@0
|
551 |
case EUidPixelFormatBGRA_5551:
|
|
sl@0
|
552 |
case EUidPixelFormatBGRA_4444:
|
|
sl@0
|
553 |
case EUidPixelFormatBGRX_4444:
|
|
sl@0
|
554 |
case EUidPixelFormatAP_88:
|
|
sl@0
|
555 |
case EUidPixelFormatXRGB_4444:
|
|
sl@0
|
556 |
case EUidPixelFormatXBGR_4444:
|
|
sl@0
|
557 |
return aWidth << 1;
|
|
sl@0
|
558 |
case EUidPixelFormatRGB_332:
|
|
sl@0
|
559 |
case EUidPixelFormatA_8:
|
|
sl@0
|
560 |
case EUidPixelFormatBGR_332:
|
|
sl@0
|
561 |
case EUidPixelFormatP_8:
|
|
sl@0
|
562 |
case EUidPixelFormatL_8:
|
|
sl@0
|
563 |
return aWidth;
|
|
sl@0
|
564 |
case EUidPixelFormatP_4:
|
|
sl@0
|
565 |
case EUidPixelFormatL_4:
|
|
sl@0
|
566 |
return (aWidth + 1) >> 1;
|
|
sl@0
|
567 |
case EUidPixelFormatP_2:
|
|
sl@0
|
568 |
case EUidPixelFormatL_2:
|
|
sl@0
|
569 |
return (aWidth + 3) >> 2;
|
|
sl@0
|
570 |
case EUidPixelFormatP_1:
|
|
sl@0
|
571 |
case EUidPixelFormatL_1:
|
|
sl@0
|
572 |
return (aWidth + 7) >> 3;
|
|
sl@0
|
573 |
default:
|
|
sl@0
|
574 |
return KErrNotSupported;
|
|
sl@0
|
575 |
}
|
|
sl@0
|
576 |
}
|
|
sl@0
|
577 |
|
|
sl@0
|
578 |
|
|
sl@0
|
579 |
/**
|
|
sl@0
|
580 |
@publishedPartner
|
|
sl@0
|
581 |
@prototype
|
|
sl@0
|
582 |
@deprecated
|
|
sl@0
|
583 |
|
|
sl@0
|
584 |
Transfer data from one bi-dimensional pixel buffer to another bi-dimensional pixel buffer with a different pixel format.
|
|
sl@0
|
585 |
The pixel format conversion may involve some data loss. This function currently supports the following pixel formats.
|
|
sl@0
|
586 |
- For the source: EUidPixelFormatRGB_565, EUidPixelFormatARGB_8888_PRE.
|
|
sl@0
|
587 |
- For the destination: EUidPixelFormatARGB_8888_PRE, EUidPixelFormatARGB_8888, EUidPixelFormatXRGB_8888, EUidPixelFormatRGB_888,
|
|
sl@0
|
588 |
EUidPixelFormatRGB_565, EUidPixelFormatXRGB_4444, EUidPixelFormatP_8, EUidPixelFormatL_8, EUidPixelFormatL_4, EUidPixelFormatP_4,
|
|
sl@0
|
589 |
EUidPixelFormatL_2, EUidPixelFormatL_1.
|
|
sl@0
|
590 |
|
|
sl@0
|
591 |
@param aDataAddressDest The base address of the destination pixel buffer.
|
|
sl@0
|
592 |
@param aDataStrideDest The number of bytes between rows of data in the destination pixel buffer.
|
|
sl@0
|
593 |
@param aPixelFormatDest Pixel format of the destination buffer.
|
|
sl@0
|
594 |
@param aDataAddressSrc The base address of the source pixel buffer.
|
|
sl@0
|
595 |
@param aDataStrideSrc The number of bytes between rows of data in the source pixel buffer.
|
|
sl@0
|
596 |
@param aPixelFormatSrc Pixel format of the source buffer.
|
|
sl@0
|
597 |
@param aRectSource Rectangle of the source pixel buffer which will be transferred to the destination pixel buffer.
|
|
sl@0
|
598 |
|
|
sl@0
|
599 |
@return KErrNone if successful.
|
|
sl@0
|
600 |
@return KErrArgument If arguments do not lie within expected range.
|
|
sl@0
|
601 |
@return KErrNotSupported If source or destination format is not supported.
|
|
sl@0
|
602 |
*/
|
|
sl@0
|
603 |
EXPORT_C TInt SgUtils::TransferPixels(TAny* aDataAddressDest, TInt aDataStrideDest, TUidPixelFormat aPixelFormatDest,
|
|
sl@0
|
604 |
const TAny* aDataAddressSrc, TInt aDataStrideSrc, TUidPixelFormat aPixelFormatSrc,
|
|
sl@0
|
605 |
const TRect& aRectSource)
|
|
sl@0
|
606 |
{
|
|
sl@0
|
607 |
if (aRectSource.IsEmpty() || !aDataAddressDest || !aDataAddressSrc || (aDataStrideDest <= 0) || (aDataStrideSrc <= 0)
|
|
sl@0
|
608 |
|| (SgUtils::MinDataStride(aRectSource.iBr.iX, aPixelFormatSrc) > aDataStrideSrc)
|
|
sl@0
|
609 |
|| (SgUtils::MinDataStride(aRectSource.Width(), aPixelFormatDest) > aDataStrideDest))
|
|
sl@0
|
610 |
{
|
|
sl@0
|
611 |
return KErrArgument;
|
|
sl@0
|
612 |
}
|
|
sl@0
|
613 |
|
|
sl@0
|
614 |
TInt err = KErrNotSupported;
|
|
sl@0
|
615 |
switch (aPixelFormatSrc)
|
|
sl@0
|
616 |
{
|
|
sl@0
|
617 |
case EUidPixelFormatRGB_565:
|
|
sl@0
|
618 |
{
|
|
sl@0
|
619 |
err = TransferPixels64K(aDataAddressDest, aDataStrideDest, aPixelFormatDest,
|
|
sl@0
|
620 |
static_cast<const TUint16*>(aDataAddressSrc), aDataStrideSrc, aRectSource);
|
|
sl@0
|
621 |
break;
|
|
sl@0
|
622 |
}
|
|
sl@0
|
623 |
case EUidPixelFormatARGB_8888_PRE:
|
|
sl@0
|
624 |
{
|
|
sl@0
|
625 |
err = TransferPixels16MAP(aDataAddressDest, aDataStrideDest, aPixelFormatDest,
|
|
sl@0
|
626 |
static_cast<const TUint32*>(aDataAddressSrc), aDataStrideSrc, aRectSource);
|
|
sl@0
|
627 |
break;
|
|
sl@0
|
628 |
}
|
|
sl@0
|
629 |
default:
|
|
sl@0
|
630 |
break;
|
|
sl@0
|
631 |
}
|
|
sl@0
|
632 |
return err;
|
|
sl@0
|
633 |
}
|