diff -r 000000000000 -r 951a5db380a0 videoeditorengine/vedengine/GenManip/inc/DCDigitalZoom.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/videoeditorengine/vedengine/GenManip/inc/DCDigitalZoom.h Fri Jan 29 14:08:33 2010 +0200 @@ -0,0 +1,206 @@ +/* +* Copyright (c) 2010 Ixonos Plc. +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of the "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - Initial contribution +* +* Contributors: +* Ixonos Plc +* +* Description: +* +*/ + + +//----IMAAMI---- +//************************************************************************* +// +//Version 1.00 +// +//Contains: +// CDCDCDigitalZoom +// Scaling of image to display size & zooming. +// Includes support for different scaling and crop sizes with pan&scan. +// Pan can use previously computed scaled data when changing. +// Based on IMAAMI scaling algorithm. +// +//History: +// 19.08.2003 version 1.00 created using existing IMAAMI algorithms +//************************************************************************* + + +#ifndef __DIGITAL_ZOOM_H +#define __DIGITAL_ZOOM_H + +#include // for Fundamental Types +#include // for Fundamental Types +#include +#include "DCDefines.h" + +//Const tables for computation speed-up +const TUint16 KDivTable[4 * 256] = +{ + 32768, 21845, 16384, 13107, 10923, 9362, 8192, 7282, + 6554, 5958, 5461, 5041, 4681, 4369, 4096, 3855, 3641, 3449, + 3277, 3121, 2979, 2849, 2731, 2621, 2521, 2427, 2341, 2260, + 2185, 2114, 2048, 1986, 1928, 1872, 1820, 1771, 1725, 1680, + 1638, 1598, 1560, 1524, 1489, 1456, 1425, 1394, 1365, 1337, + 1311, 1285, 1260, 1237, 1214, 1192, 1170, 1150, 1130, 1111, + 1092, 1074, 1057, 1040, 1024, 1008, 993, 978, 964, 950, + 936, 923, 910, 898, 886, 874, 862, 851, 840, 830, + 819, 809, 799, 790, 780, 771, 762, 753, 745, 736, + 728, 720, 712, 705, 697, 690, 683, 676, 669, 662, + 655, 649, 643, 636, 630, 624, 618, 612, 607, 601, + 596, 590, 585, 580, 575, 570, 565, 560, 555, 551, + 546, 542, 537, 533, 529, 524, 520, 516, 512, 508, + 504, 500, 496, 493, 489, 485, 482, 478, 475, 471, + 468, 465, 462, 458, 455, 452, 449, 446, 443, 440, + 437, 434, 431, 428, 426, 423, 420, 417, 415, 412, + 410, 407, 405, 402, 400, 397, 395, 392, 390, 388, + 386, 383, 381, 379, 377, 374, 372, 370, 368, 366, + 364, 362, 360, 358, 356, 354, 352, 350, 349, 347, + 345, 343, 341, 340, 338, 336, 334, 333, 331, 329, + 328, 326, 324, 323, 321, 320, 318, 317, 315, 314, + 312, 311, 309, 308, 306, 305, 303, 302, 301, 299, + 298, 297, 295, 294, 293, 291, 290, 289, 287, 286, + 285, 284, 282, 281, 280, 279, 278, 277, 275, 274, + 273, 272, 271, 270, 269, 267, 266, 265, 264, 263, + 262, 261, 260, 259, 258, 257, 256, 255, 254, 253, + 252, 251, 250, 249, 248, 247, 246, 245, 245, 244, + 243, 242, 241, 240, 239, 238, 237, 237, 236, 235, + 234, 233, 232, 232, 231, 230, 229, 228, 228, 227, + 226, 225, 224, 224, 223, 222, 221, 221, 220, 219, + 218, 218, 217, 216, 216, 215, 214, 213, 213, 212, + 211, 211, 210, 209, 209, 208, 207, 207, 206, 205, + 205, 204, 204, 203, 202, 202, 201, 200, 200, 199, + 199, 198, 197, 197, 196, 196, 195, 194, 194, 193, + 193, 192, 192, 191, 191, 190, 189, 189, 188, 188, + 187, 187, 186, 186, 185, 185, 184, 184, 183, 183, + 182, 182, 181, 181, 180, 180, 179, 179, 178, 178, + 177, 177, 176, 176, 175, 175, 174, 174, 173, 173, + 172, 172, 172, 171, 171, 170, 170, 169, 169, 168, + 168, 168, 167, 167, 166, 166, 165, 165, 165, 164, + 164, 163, 163, 163, 162, 162, 161, 161, 161, 160, + 160, 159, 159, 159, 158, 158, 158, 157, 157, 156, + 156, 156, 155, 155, 155, 154, 154, 153, 153, 153, + 152, 152, 152, 151, 151, 151, 150, 150, 150, 149, + 149, 149, 148, 148, 148, 147, 147, 147, 146, 146, + 146, 145, 145, 145, 144, 144, 144, 143, 143, 143, + 142, 142, 142, 142, 141, 141, 141, 140, 140, 140, + 139, 139, 139, 139, 138, 138, 138, 137, 137, 137, + 137, 136, 136, 136, 135, 135, 135, 135, 134, 134, + 134, 133, 133, 133, 133, 132, 132, 132, 132, 131, + 131, 131, 131, 130, 130, 130, 130, 129, 129, 129, + 129, 128, 128, 128, 128, 127, 127, 127, 127, 126, + 126, 126, 126, 125, 125, 125, 125, 124, 124, 124, + 124, 123, 123, 123, 123, 122, 122, 122, 122, 122, + 121, 121, 121, 121, 120, 120, 120, 120, 120, 119, + 119, 119, 119, 119, 118, 118, 118, 118, 117, 117, + 117, 117, 117, 116, 116, 116, 116, 116, 115, 115, + 115, 115, 115, 114, 114, 114, 114, 114, 113, 113, + 113, 113, 113, 112, 112, 112, 112, 112, 111, 111, + 111, 111, 111, 111, 110, 110, 110, 110, 110, 109, + 109, 109, 109, 109, 109, 108, 108, 108, 108, 108, + 107, 107, 107, 107, 107, 107, 106, 106, 106, 106, + 106, 106, 105, 105, 105, 105, 105, 105, 104, 104, + 104, 104, 104, 104, 103, 103, 103, 103, 103, 103, + 102, 102, 102, 102, 102, 102, 101, 101, 101, 101, + 101, 101, 101, 100, 100, 100, 100, 100, 100, 99, + 99, 99, 99, 99, 99, 99, 98, 98, 98, 98, + 98, 98, 98, 97, 97, 97, 97, 97, 97, 97, + 96, 96, 96, 96, 96, 96, 96, 95, 95, 95, + 95, 95, 95, 95, 94, 94, 94, 94, 94, 94, + 94, 93, 93, 93, 93, 93, 93, 93, 93, 92, + 92, 92, 92, 92, 92, 92, 92, 91, 91, 91, + 91, 91, 91, 91, 91, 90, 90, 90, 90, 90, + 90, 90, 90, 89, 89, 89, 89, 89, 89, 89, + 89, 88, 88, 88, 88, 88, 88, 88, 88, 87, + 87, 87, 87, 87, 87, 87, 87, 87, 86, 86, + 86, 86, 86, 86, 86, 86, 86, 85, 85, 85, + 85, 85, 85, 85, 85, 85, 84, 84, 84, 84, + 84, 84, 84, 84, 84, 83, 83, 83, 83, 83, + 83, 83, 83, 83, 83, 82, 82, 82, 82, 82, + 82, 82, 82, 82, 82, 81, 81, 81, 81, 81, + 81, 81, 81, 81, 81, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 79, 79, 79, 79, 79, + 79, 79, 79, 79, 79, 78, 78, 78, 78, 78, + 78, 78, 78, 78, 78, 78, 77, 77, 77, 77, + 77, 77, 77, 77, 77, 77, 77, 76, 76, 76, + 76, 76, 76, 76, 76, 76, 76, 76, 76, 75, + 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, + 74, 74, 74, 74, 74, 74, 74, 74, 74, 74, + 74, 74, 73, 73, 73, 73, 73, 73, 73, 73, + 73, 73, 73, 73, 72, 72, 72, 72, 72, 72, + 72, 72, 72, 72, 72, 72, 72, 71, 71, 71, + 71, 71, 71, 71, 71, 71, 71, 71, 71, 71, + 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, + 70, 70, 70, 69, 69, 69, 69, 69, 69, 69, + 69, 69, 69, 69, 69, 69, 69, 68, 68, 68, + 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, + 68, 67, 67, 67, 67, 67, 67, 67, 67, 67, + 67, 67, 67, 67, 67, 67, 66, 66, 66, 66, + 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, + 66, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 64, 64, 64, + 64, 64, 64, 64, 64, 64 +}; + + + + +// Class definition +class CDCDigitalZoom : public CBase +{ +public: + + // Struct definition + struct DCDigitalZoomParams + { + TInt sizeX; //Output size + TInt sizeY; + TReal scaleX; //Scaling factors + TReal scaleY; + TInt allShiftX; //Pan location + TInt allShiftY; + TInt newShiftX; //Change in pan (used for speed-up) + TInt newShiftY; //only one value at time can be >0 + }; + + //Standard class functions + CDCDigitalZoom(); + void ConstructL(); + static CDCDigitalZoom* NewL(); + static CDCDigitalZoom* NewLC(); + ~CDCDigitalZoom(); + + // Process original image and store output image (main function) + void ProcessL(const CFbsBitmap* aOriPtr, CFbsBitmap* aOutPtr); + + //Set processing parameters + void SetParameters(DCDigitalZoomParams* params); + + //Get current processing parameters + void GetParameters(DCDigitalZoomParams* params); + +protected: + + //Parameters + DCDigitalZoomParams iParams; + +private: + + //Do actual resizing + void DecimateL(const CFbsBitmap* aOriPtr, CFbsBitmap* aOutPtr, + TInt aOutSizeX, TInt aOutSizeY, + TInt aOriSizeX, TInt aOriSizeY, + TReal aZoomX, TReal aZoomY, + TInt allShiftX, TInt allShiftY, + TInt newShiftX, TInt newShiftY); +}; +#endif // ifndef __DIGITAL_ZOOM_H +//----IMAAMI----