1 // Copyright 2014 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #include "../../../include/fxge/fx_dib.h" 8 #include "../../../include/fxge/fx_ge.h" 9 #include "../../../include/fxcodec/fx_codec.h" 10 const FX_DWORD g_dwWinPalette[256] = { 11 0xff000000, 0xff800000, 0xff008000, 0xff808000, 0xff000080, 0xff800080, 12 0xff008080, 0xff808080, 0xffC0DCC0, 0xffA6CAF0, 0xff2A3FAA, 0xff2A3FFF, 13 0xff2A5F00, 0xff2A5F55, 0xff2A5FAA, 0xff2A5FFF, 0xff2A7F00, 0xff2A7F55, 14 0xff2A7FAA, 0xff2A7FFF, 0xff2A9F00, 0xff2A9F55, 0xff2A9FAA, 0xff2A9FFF, 15 0xff2ABF00, 0xff2ABF55, 0xff2ABFAA, 0xff2ABFFF, 0xff2ADF00, 0xff2ADF55, 16 0xff2ADFAA, 0xff2ADFFF, 0xff2AFF00, 0xff2AFF55, 0xff2AFFAA, 0xff2AFFFF, 17 0xff550000, 0xff550055, 0xff5500AA, 0xff5500FF, 0xff551F00, 0xff551F55, 18 0xff551FAA, 0xff551FFF, 0xff553F00, 0xff553F55, 0xff553FAA, 0xff553FFF, 19 0xff555F00, 0xff555F55, 0xff555FAA, 0xff555FFF, 0xff557F00, 0xff557F55, 20 0xff557FAA, 0xff557FFF, 0xff559F00, 0xff559F55, 0xff559FAA, 0xff559FFF, 21 0xff55BF00, 0xff55BF55, 0xff55BFAA, 0xff55BFFF, 0xff55DF00, 0xff55DF55, 22 0xff55DFAA, 0xff55DFFF, 0xff55FF00, 0xff55FF55, 0xff55FFAA, 0xff55FFFF, 23 0xff7F0000, 0xff7F0055, 0xff7F00AA, 0xff7F00FF, 0xff7F1F00, 0xff7F1F55, 24 0xff7F1FAA, 0xff7F1FFF, 0xff7F3F00, 0xff7F3F55, 0xff7F3FAA, 0xff7F3FFF, 25 0xff7F5F00, 0xff7F5F55, 0xff7F5FAA, 0xff7F5FFF, 0xff7F7F00, 0xff7F7F55, 26 0xff7F7FAA, 0xff7F7FFF, 0xff7F9F00, 0xff7F9F55, 0xff7F9FAA, 0xff7F9FFF, 27 0xff7FBF00, 0xff7FBF55, 0xff7FBFAA, 0xff7FBFFF, 0xff7FDF00, 0xff7FDF55, 28 0xff7FDFAA, 0xff7FDFFF, 0xff00FF7F, 0xff7FFF55, 0xff7FFFAA, 0xff7FFFFF, 29 0xffAA0000, 0xffAA0055, 0xffAA00AA, 0xffAA00FF, 0xffAA1F00, 0xffAA1F55, 30 0xffAA1FAA, 0xffAA1FFF, 0xffAA3F00, 0xffAA3F55, 0xffAA3FAA, 0xffAA3FFF, 31 0xffAA5F00, 0xffAA5F55, 0xffAA5FAA, 0xffAA5FFF, 0xffAA7F00, 0xffAA7F55, 32 0xffAA7FAA, 0xffAA7FFF, 0xffAA9F00, 0xffAA9F55, 0xffAA9FAA, 0xffAA9FFF, 33 0xffAABF00, 0xffAABF55, 0xffAABFAA, 0xffAABFFF, 0xffAADF00, 0xffAADF55, 34 0xffAADFAA, 0xffAADFFF, 0xffAAFF00, 0xffAAFF55, 0xffAAFFAA, 0xffAAFFFF, 35 0xffD40000, 0xffD40055, 0xffD400AA, 0xffD400FF, 0xffD41F00, 0xffD41F55, 36 0xffD41FAA, 0xffD41FFF, 0xffD43F00, 0xffD43F55, 0xffD43FAA, 0xffD43FFF, 37 0xffD45F00, 0xffD45F55, 0xffD45FAA, 0xffD45FFF, 0xffD47F00, 0xffD47F55, 38 0xffD47FAA, 0xffD4F7FF, 0xffD49F00, 0xffD49F55, 0xffD49FAA, 0xffD49FFF, 39 0xffD4BF00, 0xffD4BF55, 0xffD4BFAA, 0xffD4BFFF, 0xffD4DF00, 0xffD4DF55, 40 0xffD4DFAA, 0xffD4DFFF, 0xffD4FF00, 0xffD4FF55, 0xffD4FFAA, 0xffD4FFFF, 41 0xffFF0055, 0xffFF00AA, 0xffFF1F00, 0xffFF1F55, 0xffFF1FAA, 0xffFF1FFF, 42 0xffFF3F00, 0xffFF3F55, 0xffFF3FAA, 0xffFF3FFF, 0xffFF5F00, 0xffFF5F55, 43 0xffFF5FAA, 0xffFF5FFF, 0xffFF7F00, 0xffFF7F55, 0xffFF7FAA, 0xffFF7FFF, 44 0xffFF9F00, 0xffFF9F55, 0xffFF9FAA, 0xffFF9FFF, 0xffFFBF00, 0xffFFBF55, 45 0xffFFBFAA, 0xffFFBFFF, 0xffFFDF00, 0xffFFDF55, 0xffFFDFAA, 0xffFFDFFF, 46 0xffFFFF55, 0xffFFFFAA, 0xffCCCCFF, 0xffFFCCFF, 0xff33FFFF, 0xff66FFFF, 47 0xff99FFFF, 0xffCCFFFF, 0xff007F00, 0xff007F55, 0xff007FAA, 0xff007FFF, 48 0xff009F00, 0xff009F55, 0xff009FAA, 0xff009FFF, 0xff00BF00, 0xff00BF55, 49 0xff00BFAA, 0xff00BFFF, 0xff00DF00, 0xff00DF55, 0xff00DFAA, 0xff00DFFF, 50 0xff00FF55, 0xff00FFAA, 0xff2A0000, 0xff2A0055, 0xff2A00AA, 0xff2A00FF, 51 0xff2A1F00, 0xff2A1F55, 0xff2A1FAA, 0xff2A1FFF, 0xff2A3F00, 0xff2A3F55, 52 0xffFFFBF0, 0xffA0A0A4, 0xff808080, 0xffFF0000, 0xff00FF00, 0xffFF0000, 53 0xff0000FF, 0xffFF00FF, 0xff00FFFF, 0xffFFFFFF 54 }; 55 const FX_DWORD g_dwMacPalette[256] = { 56 0xffFFFFFF, 0xffFFFFCC, 0xffFFFF99, 0xffFFFF66, 0xffFFFF33, 0xffFFFF00, 57 0xffFFCCFF, 0xffFFCCCC, 0xffFFCC99, 0xffFFCC66, 0xffFFCC33, 0xffFFCC00, 58 0xffFF99FF, 0xffFF99CC, 0xffFF9999, 0xffFF9966, 0xffFF9933, 0xffFF9900, 59 0xffFF66FF, 0xffFF66CC, 0xffFF6699, 0xffFF6666, 0xffFF6633, 0xffFF6600, 60 0xffFF33FF, 0xffFF33CC, 0xffFF3399, 0xffFF3366, 0xffFF3333, 0xffFF3300, 61 0xffFF00FF, 0xffFF00CC, 0xffFF0099, 0xffFF0066, 0xffFF0033, 0xffFF0000, 62 0xffCCFFFF, 0xffCCFFCC, 0xffCCFF99, 0xffCCFF66, 0xffCCFF33, 0xffCCFF00, 63 0xffCCCCFF, 0xffCCCCCC, 0xffCCCC99, 0xffCCCC66, 0xffCCCC33, 0xffCCCC00, 64 0xffCC99FF, 0xffCC99CC, 0xffCC9999, 0xffCC9966, 0xffCC9933, 0xffCC9900, 65 0xffCC66FF, 0xffCC66CC, 0xffCC6699, 0xffCC6666, 0xffCC6633, 0xffCC6600, 66 0xffCC33FF, 0xffCC33CC, 0xffCC3399, 0xffCC3366, 0xffCC3333, 0xffCC3300, 67 0xffCC00FF, 0xffCC00CC, 0xffCC0099, 0xffCC0066, 0xffCC0033, 0xffCC0000, 68 0xff99FFFF, 0xff99FFCC, 0xff99FF99, 0xff99FF66, 0xff99FF33, 0xff99FF00, 69 0xff99CCFF, 0xff99CCCC, 0xff99CC99, 0xff99CC66, 0xff99CC33, 0xff99CC00, 70 0xff9999FF, 0xff9999CC, 0xff999999, 0xff999966, 0xff999933, 0xff999900, 71 0xff9966FF, 0xff9966CC, 0xff996699, 0xff996666, 0xff996633, 0xff996600, 72 0xff9933FF, 0xff9933CC, 0xff993399, 0xff993366, 0xff993333, 0xff993300, 73 0xff9900FF, 0xff9900CC, 0xff990099, 0xff990066, 0xff990033, 0xff990000, 74 0xff66FFFF, 0xff66FFCC, 0xff66FF99, 0xff66FF66, 0xff66FF33, 0xff66FF00, 75 0xff66CCFF, 0xff66CCCC, 0xff66CC99, 0xff66CC66, 0xff66CC33, 0xff66CC00, 76 0xff6699FF, 0xff6699CC, 0xff669999, 0xff669966, 0xff669933, 0xff669900, 77 0xff6666FF, 0xff6666CC, 0xff666699, 0xff666666, 0xff666633, 0xff666600, 78 0xff6633FF, 0xff6633CC, 0xff663399, 0xff663366, 0xff663333, 0xff663300, 79 0xff6600FF, 0xff6600CC, 0xff660099, 0xff660066, 0xff660033, 0xff660000, 80 0xff33FFFF, 0xff33FFCC, 0xff33FF99, 0xff33FF66, 0xff33FF33, 0xff33FF00, 81 0xff33CCFF, 0xff33CCCC, 0xff33CC99, 0xff33CC66, 0xff33CC33, 0xff33CC00, 82 0xff3399FF, 0xff3399CC, 0xff339999, 0xff339966, 0xff339933, 0xff339900, 83 0xff3366FF, 0xff3366CC, 0xff336699, 0xff336666, 0xff336633, 0xff336600, 84 0xff3333FF, 0xff3333CC, 0xff333399, 0xff333366, 0xff333333, 0xff333300, 85 0xff3300FF, 0xff3300CC, 0xff330099, 0xff330066, 0xff330033, 0xff330000, 86 0xff00FFFF, 0xff00FFCC, 0xff00FF99, 0xff00FF66, 0xff00FF33, 0xff00FF00, 87 0xff00CCFF, 0xff00CCCC, 0xff00CC99, 0xff00CC66, 0xff00CC33, 0xff00CC00, 88 0xff0099FF, 0xff0099CC, 0xff009999, 0xff009966, 0xff009933, 0xff009900, 89 0xff0066FF, 0xff0066CC, 0xff006699, 0xff006666, 0xff006633, 0xff006600, 90 0xff0033FF, 0xff0033CC, 0xff003399, 0xff003366, 0xff003333, 0xff003300, 91 0xff0000FF, 0xff0000CC, 0xff000099, 0xff000066, 0xff000033, 92 0xffEE0000, 0xffDD0000, 0xffBB0000, 0xffAA0000, 0xff880000, 0xff770000, 93 0xff550000, 0xff440000, 0xff220000, 0xff110000, 0xff00EE00, 0xff00DD00, 94 0xff00BB00, 0xff00AA00, 0xff008800, 0xff007700, 0xff005500, 0xff004400, 95 0xff002200, 0xff001100, 0xff0000EE, 0xff0000DD, 0xff0000BB, 0xff0000AA, 96 0xff000088, 0xff000077, 0xff000055, 0xff000044, 0xff000022, 0xff000011, 97 0xffEEEEEE, 0xffDDDDDD, 0xffBBBBBB, 0xffAAAAAA, 0xff888888, 0xff777777, 98 0xff555555, 0xff444444, 0xff222222, 0xff111111, 0xff000000 99 }; 100 class CFX_Palette 101 { 102 public: 103 CFX_Palette(); 104 ~CFX_Palette(); 105 public: 106 FX_BOOL BuildPalette(const CFX_DIBSource* pBitmap, int dwPaletteType); 107 FX_DWORD* GetPalette() const 108 { 109 return m_pPalette; 110 } 111 112 FX_DWORD* GetColorLut()const 113 { 114 return m_cLut; 115 } 116 FX_DWORD* GetAmountLut()const 117 { 118 return m_aLut; 119 } 120 FX_INT32 Getlut()const 121 { 122 return m_lut; 123 } 124 protected: 125 FX_DWORD* m_pPalette; 126 FX_DWORD* m_cLut; 127 FX_DWORD* m_aLut; 128 int m_lut; 129 }; 130 int _Partition(FX_DWORD* alut, FX_DWORD* clut, int l, int r) 131 { 132 FX_DWORD p_a = alut[l]; 133 FX_DWORD p_c = clut[l]; 134 while(l < r) { 135 while(l < r && alut[r] >= p_a) { 136 r--; 137 } 138 if (l < r) { 139 alut[l] = alut[r]; 140 clut[l++] = clut[r]; 141 } 142 while(l < r && alut[l] <= p_a) { 143 l++; 144 } 145 if (l < r) { 146 alut[r] = alut[l]; 147 clut[r--] = clut[l]; 148 } 149 } 150 alut[l] = p_a; 151 clut[l] = p_c; 152 return l; 153 } 154 void _Qsort(FX_DWORD* alut, FX_DWORD* clut, int l, int r) 155 { 156 if(l < r) { 157 int pI = _Partition(alut, clut, l, r); 158 _Qsort(alut, clut, l, pI - 1); 159 _Qsort(alut, clut, pI + 1, r); 160 } 161 } 162 void _ColorDecode(FX_DWORD pal_v, FX_BYTE& r, FX_BYTE& g, FX_BYTE& b) 163 { 164 r = (FX_BYTE)((pal_v & 0xf00) >> 4); 165 g = (FX_BYTE)(pal_v & 0x0f0); 166 b = (FX_BYTE)((pal_v & 0x00f) << 4); 167 } 168 void _Obtain_Pal(FX_DWORD* aLut, FX_DWORD*cLut, FX_DWORD* dest_pal, int pal_type, FX_DWORD* win_mac_pal, FX_DWORD lut) 169 { 170 int row, col; 171 FX_DWORD lut_1 = lut - 1; 172 if (pal_type == FXDIB_PALETTE_LOC) { 173 for (row = 0; row < 256; row++) { 174 int lut_offset = lut_1 - row; 175 if (lut_offset < 0) { 176 lut_offset += 256; 177 } 178 FX_DWORD color = cLut[lut_offset]; 179 FX_BYTE r, g, b; 180 _ColorDecode(color, r, g, b); 181 dest_pal[row] = ((FX_DWORD)r << 16) | ((FX_DWORD)g << 8) | b | 0xff000000; 182 aLut[lut_offset] = row; 183 } 184 } else { 185 for (row = 0; row < 256; row++) { 186 int lut_offset = lut_1 - row; 187 if (lut_offset < 0) { 188 lut_offset += 256; 189 } 190 FX_BYTE r, g, b; 191 _ColorDecode(cLut[lut_offset], r, g, b); 192 int error, min_error = 1000000; 193 int c_index = 0; 194 for (col = 0; col < 256; col++) { 195 FX_DWORD p_color = win_mac_pal[col]; 196 int d_r = r - (FX_BYTE)(p_color >> 16); 197 int d_g = g - (FX_BYTE)(p_color >> 8); 198 int d_b = b - (FX_BYTE)p_color; 199 error = d_r * d_r + d_g * d_g + d_b * d_b; 200 if (error < min_error) { 201 min_error = error; 202 c_index = col; 203 } 204 } 205 dest_pal[row] = win_mac_pal[c_index]; 206 aLut[lut_offset] = row; 207 } 208 } 209 } 210 CFX_Palette::CFX_Palette() 211 { 212 m_pPalette = NULL; 213 m_cLut = NULL; 214 m_aLut = NULL; 215 m_lut = 0; 216 } 217 CFX_Palette::~CFX_Palette() 218 { 219 if (m_pPalette) { 220 FX_Free(m_pPalette); 221 } 222 if (m_cLut) { 223 FX_Free(m_cLut); 224 } 225 if (m_aLut) { 226 FX_Free(m_aLut); 227 } 228 m_lut = 0; 229 } 230 FX_BOOL CFX_Palette::BuildPalette(const CFX_DIBSource* pBitmap, int pal_type) 231 { 232 if (pBitmap == NULL) { 233 return FALSE; 234 } 235 if (m_pPalette != NULL) { 236 FX_Free(m_pPalette); 237 } 238 m_pPalette = FX_Alloc(FX_DWORD, 256); 239 int bpp = pBitmap->GetBPP() / 8; 240 int width = pBitmap->GetWidth(); 241 int height = pBitmap->GetHeight(); 242 if (m_cLut) { 243 FX_Free(m_cLut); 244 m_cLut = NULL; 245 } 246 if (m_aLut) { 247 FX_Free(m_aLut); 248 m_aLut = NULL; 249 } 250 m_cLut = FX_Alloc(FX_DWORD, 4096); 251 m_aLut = FX_Alloc(FX_DWORD, 4096); 252 int row, col; 253 m_lut = 0; 254 for (row = 0; row < height; row++) { 255 FX_BYTE* scan_line = (FX_BYTE*)pBitmap->GetScanline(row); 256 for (col = 0; col < width; col++) { 257 FX_BYTE* src_port = scan_line + col * bpp; 258 FX_DWORD b = src_port[0] & 0xf0; 259 FX_DWORD g = src_port[1] & 0xf0; 260 FX_DWORD r = src_port[2] & 0xf0; 261 FX_DWORD index = (r << 4) + g + (b >> 4); 262 m_aLut[index]++; 263 } 264 } 265 for (row = 0; row < 4096; row++) { 266 if (m_aLut[row] != 0) { 267 m_aLut[m_lut] = m_aLut[row]; 268 m_cLut[m_lut] = row; 269 m_lut++; 270 } 271 } 272 _Qsort(m_aLut, m_cLut, 0, m_lut - 1); 273 FX_DWORD* win_mac_pal = NULL; 274 if (pal_type == FXDIB_PALETTE_WIN) { 275 win_mac_pal = (FX_DWORD*)g_dwWinPalette; 276 } else if (pal_type == FXDIB_PALETTE_MAC) { 277 win_mac_pal = (FX_DWORD*)g_dwMacPalette; 278 } 279 _Obtain_Pal(m_aLut, m_cLut, m_pPalette, pal_type, win_mac_pal, m_lut); 280 return TRUE; 281 } 282 FX_BOOL _ConvertBuffer_1bppMask2Gray(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 283 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top) 284 { 285 FX_BYTE set_gray, reset_gray; 286 set_gray = 0xff; 287 reset_gray = 0x00; 288 for (int row = 0; row < height; row ++) { 289 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 290 FXSYS_memset8(dest_scan, reset_gray, width); 291 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row); 292 for (int col = src_left; col < src_left + width; col ++) { 293 if (src_scan[col / 8] & (1 << (7 - col % 8))) { 294 *dest_scan = set_gray; 295 } 296 dest_scan ++; 297 } 298 } 299 return TRUE; 300 } 301 FX_BOOL _ConvertBuffer_8bppMask2Gray(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 302 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top) 303 { 304 for (int row = 0; row < height; row ++) { 305 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 306 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left; 307 FXSYS_memcpy32(dest_scan, src_scan, width); 308 } 309 return TRUE; 310 } 311 FX_BOOL _ConvertBuffer_1bppPlt2Gray(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 312 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, void* pIccTransform) 313 { 314 FX_DWORD* src_plt = pSrcBitmap->GetPalette(); 315 FX_BYTE gray[2]; 316 if (pIccTransform) { 317 FX_DWORD plt[2]; 318 if (pSrcBitmap->IsCmykImage()) { 319 plt[0] = FXCMYK_TODIB(src_plt[0]); 320 plt[1] = FXCMYK_TODIB(src_plt[1]); 321 } else { 322 FX_LPBYTE bgr_ptr = (FX_LPBYTE)plt; 323 bgr_ptr[0] = FXARGB_B(src_plt[0]); 324 bgr_ptr[1] = FXARGB_G(src_plt[0]); 325 bgr_ptr[2] = FXARGB_R(src_plt[0]); 326 bgr_ptr[3] = FXARGB_B(src_plt[1]); 327 bgr_ptr[4] = FXARGB_G(src_plt[1]); 328 bgr_ptr[5] = FXARGB_R(src_plt[1]); 329 } 330 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 331 pIccModule->TranslateScanline(pIccTransform, gray, (FX_LPCBYTE)plt, 2); 332 } else { 333 FX_BYTE reset_r, reset_g, reset_b, 334 set_r, set_g, set_b; 335 if (pSrcBitmap->IsCmykImage()) { 336 AdobeCMYK_to_sRGB1(FXSYS_GetCValue(src_plt[0]), FXSYS_GetMValue(src_plt[0]), FXSYS_GetYValue(src_plt[0]), FXSYS_GetKValue(src_plt[0]), 337 reset_r, reset_g, reset_b); 338 AdobeCMYK_to_sRGB1(FXSYS_GetCValue(src_plt[1]), FXSYS_GetMValue(src_plt[1]), FXSYS_GetYValue(src_plt[1]), FXSYS_GetKValue(src_plt[1]), 339 set_r, set_g, set_b); 340 } else { 341 reset_r = FXARGB_R(src_plt[0]); 342 reset_g = FXARGB_G(src_plt[0]); 343 reset_b = FXARGB_B(src_plt[0]); 344 set_r = FXARGB_R(src_plt[1]); 345 set_g = FXARGB_G(src_plt[1]); 346 set_b = FXARGB_B(src_plt[1]); 347 } 348 gray[0] = FXRGB2GRAY(reset_r, reset_g, reset_b); 349 gray[1] = FXRGB2GRAY(set_r, set_g, set_b); 350 } 351 for (int row = 0; row < height; row ++) { 352 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 353 FXSYS_memset8(dest_scan, gray[0], width); 354 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row); 355 for (int col = src_left; col < src_left + width; col ++) { 356 if (src_scan[col / 8] & (1 << (7 - col % 8))) { 357 *dest_scan = gray[1]; 358 } 359 dest_scan ++; 360 } 361 } 362 return TRUE; 363 } 364 FX_BOOL _ConvertBuffer_8bppPlt2Gray(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 365 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, void* pIccTransform) 366 { 367 FX_DWORD* src_plt = pSrcBitmap->GetPalette(); 368 FX_BYTE gray[256]; 369 if (pIccTransform) { 370 FX_DWORD plt[256]; 371 if (pSrcBitmap->IsCmykImage()) { 372 for (int i = 0; i < 256; i ++) { 373 plt[i] = FXCMYK_TODIB(src_plt[i]); 374 } 375 } else { 376 FX_LPBYTE bgr_ptr = (FX_LPBYTE)plt; 377 for (int i = 0; i < 256; i ++) { 378 *bgr_ptr++ = FXARGB_B(src_plt[i]); 379 *bgr_ptr++ = FXARGB_G(src_plt[i]); 380 *bgr_ptr++ = FXARGB_R(src_plt[i]); 381 } 382 } 383 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 384 pIccModule->TranslateScanline(pIccTransform, gray, (FX_LPCBYTE)plt, 256); 385 } else { 386 if (pSrcBitmap->IsCmykImage()) { 387 FX_BYTE r, g, b; 388 for (int i = 0; i < 256; i ++) { 389 AdobeCMYK_to_sRGB1(FXSYS_GetCValue(src_plt[i]), FXSYS_GetMValue(src_plt[i]), FXSYS_GetYValue(src_plt[i]), FXSYS_GetKValue(src_plt[i]), 390 r, g, b); 391 gray[i] = FXRGB2GRAY(r, g, b); 392 } 393 } else 394 for (int i = 0; i < 256; i ++) { 395 gray[i] = FXRGB2GRAY(FXARGB_R(src_plt[i]), FXARGB_G(src_plt[i]), FXARGB_B(src_plt[i])); 396 } 397 } 398 for (int row = 0; row < height; row ++) { 399 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 400 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left; 401 for (int col = 0; col < width; col ++) { 402 *dest_scan++ = gray[*src_scan++]; 403 } 404 } 405 return TRUE; 406 } 407 FX_BOOL _ConvertBuffer_RgbOrCmyk2Gray(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 408 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, void* pIccTransform) 409 { 410 int Bpp = pSrcBitmap->GetBPP() / 8; 411 if (pIccTransform) { 412 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 413 if (Bpp == 3 || pSrcBitmap->IsCmykImage()) { 414 for (int row = 0; row < height; row ++) { 415 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 416 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * Bpp; 417 pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, width); 418 } 419 } else { 420 for (int row = 0; row < height; row ++) { 421 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 422 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * 4; 423 for (int col = 0; col < width; col ++) { 424 pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1); 425 dest_scan++; 426 src_scan += 4; 427 } 428 } 429 } 430 } else { 431 if (pSrcBitmap->IsCmykImage()) { 432 for (int row = 0; row < height; row ++) { 433 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 434 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * 4; 435 for (int col = 0; col < width; col ++) { 436 FX_BYTE r, g, b; 437 AdobeCMYK_to_sRGB1(FXSYS_GetCValue((FX_DWORD)src_scan[0]), FXSYS_GetMValue((FX_DWORD)src_scan[1]), FXSYS_GetYValue((FX_DWORD)src_scan[2]), FXSYS_GetKValue((FX_DWORD)src_scan[3]), 438 r, g, b); 439 *dest_scan++ = FXRGB2GRAY(r, g, b); 440 src_scan += 4; 441 } 442 } 443 } else { 444 for (int row = 0; row < height; row ++) { 445 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 446 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * Bpp; 447 for (int col = 0; col < width; col ++) { 448 *dest_scan++ = FXRGB2GRAY(src_scan[2], src_scan[1], src_scan[0]); 449 src_scan += Bpp; 450 } 451 } 452 } 453 } 454 return TRUE; 455 } 456 inline void _ConvertBuffer_IndexCopy(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 457 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top) 458 { 459 if (pSrcBitmap->GetBPP() == 1) { 460 for (int row = 0; row < height; row ++) { 461 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 462 FXSYS_memset32(dest_scan, 0, width); 463 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row); 464 for (int col = src_left; col < src_left + width; col ++) { 465 if (src_scan[col / 8] & (1 << (7 - col % 8))) { 466 *dest_scan = 1; 467 } 468 dest_scan ++; 469 } 470 } 471 } else { 472 for (int row = 0; row < height; row ++) { 473 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 474 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left; 475 FXSYS_memcpy32(dest_scan, src_scan, width); 476 } 477 } 478 } 479 FX_BOOL _ConvertBuffer_Plt2PltRgb8(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 480 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, FX_DWORD* dst_plt, void* pIccTransform) 481 { 482 _ConvertBuffer_IndexCopy(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top); 483 FX_DWORD* src_plt = pSrcBitmap->GetPalette(); 484 int plt_size = pSrcBitmap->GetPaletteSize(); 485 if (pIccTransform) { 486 FX_DWORD plt[256]; 487 FX_LPBYTE bgr_ptr = (FX_LPBYTE)plt; 488 if (pSrcBitmap->IsCmykImage()) { 489 for (int i = 0; i < plt_size; i ++) { 490 plt[i] = FXCMYK_TODIB(src_plt[i]); 491 } 492 } else { 493 for (int i = 0; i < plt_size; i ++) { 494 *bgr_ptr++ = FXARGB_B(src_plt[i]); 495 *bgr_ptr++ = FXARGB_G(src_plt[i]); 496 *bgr_ptr++ = FXARGB_R(src_plt[i]); 497 } 498 bgr_ptr = (FX_LPBYTE)plt; 499 } 500 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 501 pIccModule->TranslateScanline(pIccTransform, (FX_LPBYTE)plt, (FX_LPCBYTE)plt, plt_size); 502 for (int i = 0; i < plt_size; i ++) { 503 dst_plt[i] = FXARGB_MAKE(0xff, bgr_ptr[2], bgr_ptr[1], bgr_ptr[0]); 504 bgr_ptr += 3; 505 } 506 } else { 507 if (pSrcBitmap->IsCmykImage()) { 508 for (int i = 0; i < plt_size; i ++) { 509 FX_BYTE r, g, b; 510 AdobeCMYK_to_sRGB1(FXSYS_GetCValue(src_plt[i]), FXSYS_GetMValue(src_plt[i]), FXSYS_GetYValue(src_plt[i]), FXSYS_GetKValue(src_plt[i]), 511 r, g, b); 512 dst_plt[i] = FXARGB_MAKE(0xff, r, g, b); 513 } 514 } else { 515 FXSYS_memcpy32(dst_plt, src_plt, plt_size * 4); 516 } 517 } 518 return TRUE; 519 } 520 inline FX_BOOL _ConvertBuffer_Rgb2PltRgb8_NoTransform(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 521 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, FX_DWORD* dst_plt) 522 { 523 int bpp = pSrcBitmap->GetBPP() / 8; 524 int row, col; 525 CFX_Palette palette; 526 palette.BuildPalette(pSrcBitmap, FXDIB_PALETTE_LOC); 527 FX_DWORD* cLut = palette.GetColorLut(); 528 FX_DWORD* aLut = palette.GetAmountLut(); 529 if (cLut == NULL || aLut == NULL) { 530 return FALSE; 531 } 532 int lut = palette.Getlut(); 533 FX_DWORD* pPalette = palette.GetPalette(); 534 if (lut > 256) { 535 int err, min_err; 536 int lut_256 = lut - 256; 537 for (row = 0; row < lut_256; row++) { 538 min_err = 1000000; 539 FX_BYTE r, g, b; 540 _ColorDecode(cLut[row], r, g, b); 541 int clrindex = 0; 542 for (int col = 0; col < 256; col++) { 543 FX_DWORD p_color = *(pPalette + col); 544 int d_r = r - (FX_BYTE)(p_color >> 16); 545 int d_g = g - (FX_BYTE)(p_color >> 8); 546 int d_b = b - (FX_BYTE)(p_color); 547 err = d_r * d_r + d_g * d_g + d_b * d_b; 548 if (err < min_err) { 549 min_err = err; 550 clrindex = col; 551 } 552 } 553 aLut[row] = clrindex; 554 } 555 } 556 FX_INT32 lut_1 = lut - 1; 557 for (row = 0; row < height; row ++) { 558 FX_BYTE* src_scan = (FX_BYTE*)pSrcBitmap->GetScanline(src_top + row) + src_left; 559 FX_BYTE* dest_scan = dest_buf + row * dest_pitch; 560 for (col = 0; col < width; col++) { 561 FX_BYTE* src_port = src_scan + col * bpp; 562 int r = src_port[2] & 0xf0; 563 int g = src_port[1] & 0xf0; 564 int b = src_port[0] & 0xf0; 565 FX_DWORD clrindex = (r << 4) + g + (b >> 4); 566 for (int i = lut_1; i >= 0; i--) 567 if (clrindex == cLut[i]) { 568 *(dest_scan + col) = (FX_BYTE)(aLut[i]); 569 break; 570 } 571 } 572 } 573 FXSYS_memcpy32(dst_plt, pPalette, sizeof(FX_DWORD) * 256); 574 return TRUE; 575 } 576 FX_BOOL _ConvertBuffer_Rgb2PltRgb8(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 577 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, FX_DWORD* dst_plt, void* pIccTransform) 578 { 579 FX_BOOL ret = _ConvertBuffer_Rgb2PltRgb8_NoTransform(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, dst_plt); 580 if (ret && pIccTransform) { 581 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 582 for (int i = 0; i < 256; i++) { 583 FX_ARGB* plt = dst_plt + i; 584 FX_ARGB plt_entry = FXARGB_TODIB(*plt); 585 pIccModule->TranslateScanline(pIccTransform, (FX_LPBYTE)&plt_entry, (FX_LPCBYTE)&plt_entry, 1); 586 *plt = FXARGB_TODIB(plt_entry); 587 } 588 } 589 return ret; 590 } 591 FX_BOOL _ConvertBuffer_1bppMask2Rgb(FXDIB_Format dst_format, FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 592 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top) 593 { 594 int comps = (dst_format & 0xff) / 8; 595 FX_BYTE set_gray, reset_gray; 596 set_gray = 0xff; 597 reset_gray = 0x00; 598 for (int row = 0; row < height; row ++) { 599 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 600 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row); 601 for (int col = src_left; col < src_left + width; col ++) { 602 if (src_scan[col / 8] & (1 << (7 - col % 8))) { 603 dest_scan[0] = set_gray; 604 dest_scan[1] = set_gray; 605 dest_scan[2] = set_gray; 606 } else { 607 dest_scan[0] = reset_gray; 608 dest_scan[1] = reset_gray; 609 dest_scan[2] = reset_gray; 610 } 611 dest_scan += comps; 612 } 613 } 614 return TRUE; 615 } 616 FX_BOOL _ConvertBuffer_8bppMask2Rgb(FXDIB_Format dst_format, FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 617 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top) 618 { 619 int comps = (dst_format & 0xff) / 8; 620 for (int row = 0; row < height; row ++) { 621 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 622 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left; 623 FX_BYTE src_pixel; 624 for (int col = 0; col < width; col ++) { 625 src_pixel = *src_scan++; 626 *dest_scan++ = src_pixel; 627 *dest_scan++ = src_pixel; 628 *dest_scan = src_pixel; 629 dest_scan += comps - 2; 630 } 631 } 632 return TRUE; 633 } 634 FX_BOOL _ConvertBuffer_1bppPlt2Rgb(FXDIB_Format dst_format, FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 635 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, void* pIccTransform) 636 { 637 int comps = (dst_format & 0xff) / 8; 638 FX_DWORD* src_plt = pSrcBitmap->GetPalette(); 639 FX_DWORD plt[2]; 640 FX_LPBYTE bgr_ptr = (FX_LPBYTE)plt; 641 if (pSrcBitmap->IsCmykImage()) { 642 plt[0] = FXCMYK_TODIB(src_plt[0]); 643 plt[1] = FXCMYK_TODIB(src_plt[1]); 644 } else { 645 bgr_ptr[0] = FXARGB_B(src_plt[0]); 646 bgr_ptr[1] = FXARGB_G(src_plt[0]); 647 bgr_ptr[2] = FXARGB_R(src_plt[0]); 648 bgr_ptr[3] = FXARGB_B(src_plt[1]); 649 bgr_ptr[4] = FXARGB_G(src_plt[1]); 650 bgr_ptr[5] = FXARGB_R(src_plt[1]); 651 } 652 if (pIccTransform) { 653 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 654 pIccModule->TranslateScanline(pIccTransform, (FX_LPBYTE)plt, (FX_LPCBYTE)plt, 2); 655 } else { 656 if (pSrcBitmap->IsCmykImage()) { 657 AdobeCMYK_to_sRGB1(FXSYS_GetCValue(src_plt[0]), FXSYS_GetMValue(src_plt[0]), FXSYS_GetYValue(src_plt[0]), FXSYS_GetKValue(src_plt[0]), 658 bgr_ptr[2], bgr_ptr[1], bgr_ptr[0]); 659 AdobeCMYK_to_sRGB1(FXSYS_GetCValue(src_plt[1]), FXSYS_GetMValue(src_plt[1]), FXSYS_GetYValue(src_plt[1]), FXSYS_GetKValue(src_plt[1]), 660 bgr_ptr[5], bgr_ptr[4], bgr_ptr[3]); 661 } 662 } 663 for (int row = 0; row < height; row ++) { 664 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 665 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row); 666 for (int col = src_left; col < src_left + width; col ++) { 667 if (src_scan[col / 8] & (1 << (7 - col % 8))) { 668 *dest_scan++ = bgr_ptr[3]; 669 *dest_scan++ = bgr_ptr[4]; 670 *dest_scan = bgr_ptr[5]; 671 } else { 672 *dest_scan++ = bgr_ptr[0]; 673 *dest_scan++ = bgr_ptr[1]; 674 *dest_scan = bgr_ptr[2]; 675 } 676 dest_scan += comps - 2; 677 } 678 } 679 return TRUE; 680 } 681 FX_BOOL _ConvertBuffer_8bppPlt2Rgb(FXDIB_Format dst_format, FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 682 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, void* pIccTransform) 683 { 684 int comps = (dst_format & 0xff) / 8; 685 FX_DWORD* src_plt = pSrcBitmap->GetPalette(); 686 FX_DWORD plt[256]; 687 FX_LPBYTE bgr_ptr = (FX_LPBYTE)plt; 688 if (!pSrcBitmap->IsCmykImage()) { 689 for (int i = 0; i < 256; i++) { 690 *bgr_ptr++ = FXARGB_B(src_plt[i]); 691 *bgr_ptr++ = FXARGB_G(src_plt[i]); 692 *bgr_ptr++ = FXARGB_R(src_plt[i]); 693 } 694 bgr_ptr = (FX_LPBYTE)plt; 695 } 696 if (pIccTransform) { 697 if (pSrcBitmap->IsCmykImage()) { 698 for (int i = 0; i < 256; i++) { 699 plt[i] = FXCMYK_TODIB(src_plt[i]); 700 } 701 } 702 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 703 pIccModule->TranslateScanline(pIccTransform, (FX_LPBYTE)plt, (FX_LPCBYTE)plt, 256); 704 } else { 705 if (pSrcBitmap->IsCmykImage()) { 706 for (int i = 0; i < 256; i++) { 707 AdobeCMYK_to_sRGB1(FXSYS_GetCValue(src_plt[i]), FXSYS_GetMValue(src_plt[i]), FXSYS_GetYValue(src_plt[i]), FXSYS_GetKValue(src_plt[i]), 708 bgr_ptr[2], bgr_ptr[1], bgr_ptr[0]); 709 bgr_ptr += 3; 710 } 711 bgr_ptr = (FX_LPBYTE)plt; 712 } 713 } 714 for (int row = 0; row < height; row ++) { 715 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 716 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left; 717 for (int col = 0; col < width; col ++) { 718 FX_LPBYTE src_pixel = bgr_ptr + 3 * (*src_scan++); 719 *dest_scan++ = *src_pixel++; 720 *dest_scan++ = *src_pixel++; 721 *dest_scan = *src_pixel++; 722 dest_scan += comps - 2; 723 } 724 } 725 return TRUE; 726 } 727 FX_BOOL _ConvertBuffer_24bppRgb2Rgb24(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 728 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, void* pIccTransform) 729 { 730 if (pIccTransform) { 731 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 732 for (int row = 0; row < height; row ++) { 733 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 734 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * 3; 735 pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, width); 736 } 737 } else { 738 for (int row = 0; row < height; row ++) { 739 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 740 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * 3; 741 FXSYS_memcpy32(dest_scan, src_scan, width * 3); 742 } 743 } 744 return TRUE; 745 } 746 FX_BOOL _ConvertBuffer_32bppRgb2Rgb24(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 747 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, void* pIccTransform) 748 { 749 for (int row = 0; row < height; row ++) { 750 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 751 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * 4; 752 for (int col = 0; col < width; col ++) { 753 *dest_scan++ = *src_scan++; 754 *dest_scan++ = *src_scan++; 755 *dest_scan++ = *src_scan++; 756 src_scan++; 757 } 758 } 759 if (pIccTransform) { 760 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 761 for (int row = 0; row < height; row ++) { 762 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 763 pIccModule->TranslateScanline(pIccTransform, dest_scan, dest_scan, width); 764 } 765 } 766 return TRUE; 767 } 768 FX_BOOL _ConvertBuffer_Rgb2Rgb32(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 769 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, void* pIccTransform) 770 { 771 int comps = pSrcBitmap->GetBPP() / 8; 772 if (pIccTransform) { 773 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 774 for (int row = 0; row < height; row ++) { 775 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 776 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * comps; 777 for (int col = 0; col < width; col ++) { 778 pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1); 779 dest_scan += 4; 780 src_scan += comps; 781 } 782 } 783 } else { 784 for (int row = 0; row < height; row ++) { 785 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 786 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * comps; 787 for (int col = 0; col < width; col ++) { 788 *dest_scan++ = *src_scan++; 789 *dest_scan++ = *src_scan++; 790 *dest_scan++ = *src_scan++; 791 dest_scan++; 792 src_scan += comps - 3; 793 } 794 } 795 } 796 return TRUE; 797 } 798 FX_BOOL _ConvertBuffer_32bppCmyk2Rgb32(FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 799 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, void* pIccTransform) 800 { 801 if (pIccTransform) { 802 ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); 803 for (int row = 0; row < height; row ++) { 804 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 805 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * 4; 806 for (int col = 0; col < width; col ++) { 807 pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1); 808 dest_scan += 4; 809 src_scan += 4; 810 } 811 } 812 } else { 813 for (int row = 0; row < height; row ++) { 814 FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; 815 FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * 4; 816 for (int col = 0; col < width; col ++) { 817 AdobeCMYK_to_sRGB1(src_scan[0], src_scan[1], src_scan[2], src_scan[3], 818 dest_scan[2], dest_scan[1], dest_scan[0]); 819 dest_scan += 4; 820 src_scan += 4; 821 } 822 } 823 } 824 return TRUE; 825 } 826 FX_BOOL ConvertBuffer(FXDIB_Format dest_format, FX_LPBYTE dest_buf, int dest_pitch, int width, int height, 827 const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, FX_DWORD*& d_pal, void* pIccTransform) 828 { 829 FXDIB_Format src_format = pSrcBitmap->GetFormat(); 830 if (!CFX_GEModule::Get()->GetCodecModule() || !CFX_GEModule::Get()->GetCodecModule()->GetIccModule()) { 831 pIccTransform = NULL; 832 } 833 switch (dest_format) { 834 case FXDIB_Invalid: 835 case FXDIB_1bppCmyk: 836 case FXDIB_1bppMask: 837 case FXDIB_1bppRgb: 838 ASSERT(FALSE); 839 return FALSE; 840 case FXDIB_8bppMask: { 841 if ((src_format & 0xff) == 1) { 842 if (pSrcBitmap->GetPalette()) { 843 return _ConvertBuffer_1bppPlt2Gray(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 844 } 845 return _ConvertBuffer_1bppMask2Gray(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top); 846 } else if ((src_format & 0xff) == 8) { 847 if (pSrcBitmap->GetPalette()) { 848 return _ConvertBuffer_8bppPlt2Gray(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 849 } 850 return _ConvertBuffer_8bppMask2Gray(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top); 851 } else if ((src_format & 0xff) >= 24) { 852 return _ConvertBuffer_RgbOrCmyk2Gray(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 853 } 854 return FALSE; 855 } 856 case FXDIB_8bppRgb: 857 case FXDIB_8bppRgba: { 858 if ((src_format & 0xff) == 8 && pSrcBitmap->GetPalette() == NULL) { 859 return ConvertBuffer(FXDIB_8bppMask, dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, d_pal, pIccTransform); 860 } 861 d_pal = FX_Alloc(FX_DWORD, 256); 862 if (((src_format & 0xff) == 1 || (src_format & 0xff) == 8) && pSrcBitmap->GetPalette()) { 863 return _ConvertBuffer_Plt2PltRgb8(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, d_pal, pIccTransform); 864 } else if ((src_format & 0xff) >= 24) { 865 return _ConvertBuffer_Rgb2PltRgb8(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, d_pal, pIccTransform); 866 } 867 return FALSE; 868 } 869 case FXDIB_Rgb: 870 case FXDIB_Rgba: { 871 if ((src_format & 0xff) == 1) { 872 if (pSrcBitmap->GetPalette()) { 873 return _ConvertBuffer_1bppPlt2Rgb(dest_format, dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 874 } 875 return _ConvertBuffer_1bppMask2Rgb(dest_format, dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top); 876 } else if ((src_format & 0xff) == 8) { 877 if (pSrcBitmap->GetPalette()) { 878 return _ConvertBuffer_8bppPlt2Rgb(dest_format, dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 879 } 880 return _ConvertBuffer_8bppMask2Rgb(dest_format, dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top); 881 } else if ((src_format & 0xff) == 24) { 882 return _ConvertBuffer_24bppRgb2Rgb24(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 883 } else if ((src_format & 0xff) == 32) { 884 return _ConvertBuffer_32bppRgb2Rgb24(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 885 } 886 return FALSE; 887 } 888 case FXDIB_Argb: 889 case FXDIB_Rgb32: { 890 if ((src_format & 0xff) == 1) { 891 if (pSrcBitmap->GetPalette()) { 892 return _ConvertBuffer_1bppPlt2Rgb(dest_format, dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 893 } 894 return _ConvertBuffer_1bppMask2Rgb(dest_format, dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top); 895 } else if ((src_format & 0xff) == 8) { 896 if (pSrcBitmap->GetPalette()) { 897 return _ConvertBuffer_8bppPlt2Rgb(dest_format, dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 898 } 899 return _ConvertBuffer_8bppMask2Rgb(dest_format, dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top); 900 } else if ((src_format & 0xff) >= 24) { 901 if (src_format & 0x0400) { 902 return _ConvertBuffer_32bppCmyk2Rgb32(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 903 } 904 return _ConvertBuffer_Rgb2Rgb32(dest_buf, dest_pitch, width, height, pSrcBitmap, src_left, src_top, pIccTransform); 905 } 906 return FALSE; 907 } 908 default: 909 return FALSE; 910 } 911 return FALSE; 912 } 913 CFX_DIBitmap* CFX_DIBSource::CloneConvert(FXDIB_Format dest_format, const FX_RECT* pClip, void* pIccTransform) const 914 { 915 if(dest_format == GetFormat() && pIccTransform == NULL) { 916 return Clone(pClip); 917 } 918 if (pClip) { 919 CFX_DIBitmap* pClone = Clone(pClip); 920 if (pClone == NULL) { 921 return NULL; 922 } 923 if(!pClone->ConvertFormat(dest_format, pIccTransform)) { 924 delete pClone; 925 return NULL; 926 } 927 return pClone; 928 } 929 CFX_DIBitmap* pClone = new CFX_DIBitmap; 930 if(!pClone->Create(m_Width, m_Height, dest_format)) { 931 delete pClone; 932 return NULL; 933 } 934 FX_BOOL ret = TRUE; 935 CFX_DIBitmap* pSrcAlpha = NULL; 936 if (m_AlphaFlag & 2) { 937 pSrcAlpha = (GetFormat() == FXDIB_Argb) ? GetAlphaMask() : m_pAlphaMask; 938 if (pSrcAlpha == NULL) { 939 delete pClone; 940 return NULL; 941 } 942 } 943 if (dest_format & 0x0200) { 944 if (dest_format == FXDIB_Argb) 945 ret = pSrcAlpha ? 946 pClone->LoadChannel(FXDIB_Alpha, pSrcAlpha, FXDIB_Alpha) : 947 pClone->LoadChannel(FXDIB_Alpha, 0xff); 948 else { 949 ret = pClone->CopyAlphaMask(pSrcAlpha); 950 } 951 } 952 if (pSrcAlpha && pSrcAlpha != m_pAlphaMask) { 953 delete pSrcAlpha; 954 pSrcAlpha = NULL; 955 } 956 if (!ret) { 957 delete pClone; 958 return NULL; 959 } 960 FX_DWORD* pal_8bpp = NULL; 961 ret = ConvertBuffer(dest_format, pClone->GetBuffer(), pClone->GetPitch(), m_Width, m_Height, this, 0, 0, pal_8bpp, pIccTransform); 962 if (!ret) { 963 if (pal_8bpp) { 964 FX_Free(pal_8bpp); 965 } 966 delete pClone; 967 return NULL; 968 } 969 if (pal_8bpp) { 970 pClone->CopyPalette(pal_8bpp); 971 FX_Free(pal_8bpp); 972 pal_8bpp = NULL; 973 } 974 return pClone; 975 } 976 FX_BOOL CFX_DIBitmap::ConvertFormat(FXDIB_Format dest_format, void* pIccTransform) 977 { 978 FXDIB_Format src_format = GetFormat(); 979 if (dest_format == src_format && pIccTransform == NULL) { 980 return TRUE; 981 } 982 if (dest_format == FXDIB_8bppMask && src_format == FXDIB_8bppRgb && m_pPalette == NULL) { 983 m_AlphaFlag = 1; 984 return TRUE; 985 } 986 if (dest_format == FXDIB_Argb && src_format == FXDIB_Rgb32 && pIccTransform == NULL) { 987 m_AlphaFlag = 2; 988 for (int row = 0; row < m_Height; row ++) { 989 FX_LPBYTE scanline = m_pBuffer + row * m_Pitch + 3; 990 for (int col = 0; col < m_Width; col ++) { 991 *scanline = 0xff; 992 scanline += 4; 993 } 994 } 995 return TRUE; 996 } 997 int dest_bpp = dest_format & 0xff; 998 int dest_pitch = (dest_bpp * m_Width + 31) / 32 * 4; 999 FX_LPBYTE dest_buf = FX_TryAlloc(FX_BYTE, dest_pitch * m_Height + 4); 1000 if (dest_buf == NULL) { 1001 return FALSE; 1002 } 1003 CFX_DIBitmap* pAlphaMask = NULL; 1004 if (dest_format == FXDIB_Argb) { 1005 FXSYS_memset8(dest_buf, 0xff, dest_pitch * m_Height + 4); 1006 if (m_pAlphaMask) { 1007 for (int row = 0; row < m_Height; row ++) { 1008 FX_LPBYTE pDstScanline = dest_buf + row * dest_pitch + 3; 1009 FX_LPCBYTE pSrcScanline = m_pAlphaMask->GetScanline(row); 1010 for (int col = 0; col < m_Width; col ++) { 1011 *pDstScanline = *pSrcScanline++; 1012 pDstScanline += 4; 1013 } 1014 } 1015 } 1016 } else if (dest_format & 0x0200) { 1017 if (src_format == FXDIB_Argb) { 1018 pAlphaMask = GetAlphaMask(); 1019 if (pAlphaMask == NULL) { 1020 FX_Free(dest_buf); 1021 return FALSE; 1022 } 1023 } else { 1024 if (m_pAlphaMask == NULL) { 1025 if (!BuildAlphaMask()) { 1026 FX_Free(dest_buf); 1027 return FALSE; 1028 } 1029 pAlphaMask = m_pAlphaMask; 1030 m_pAlphaMask = NULL; 1031 } else { 1032 pAlphaMask = m_pAlphaMask; 1033 } 1034 } 1035 } 1036 FX_BOOL ret = FALSE; 1037 FX_DWORD* pal_8bpp = NULL; 1038 ret = ConvertBuffer(dest_format, dest_buf, dest_pitch, m_Width, m_Height, this, 0, 0, pal_8bpp, pIccTransform); 1039 if (!ret) { 1040 if (pal_8bpp) { 1041 FX_Free(pal_8bpp); 1042 } 1043 if (pAlphaMask != m_pAlphaMask) { 1044 delete pAlphaMask; 1045 } 1046 if (dest_buf) { 1047 FX_Free(dest_buf); 1048 } 1049 return FALSE; 1050 } 1051 if (m_pAlphaMask && pAlphaMask != m_pAlphaMask) { 1052 delete m_pAlphaMask; 1053 } 1054 m_pAlphaMask = pAlphaMask; 1055 if (m_pPalette) { 1056 FX_Free(m_pPalette); 1057 } 1058 m_pPalette = pal_8bpp; 1059 if (!m_bExtBuf) { 1060 FX_Free(m_pBuffer); 1061 } 1062 m_bExtBuf = FALSE; 1063 m_pBuffer = dest_buf; 1064 m_bpp = (FX_BYTE)dest_format; 1065 m_AlphaFlag = (FX_BYTE)(dest_format >> 8); 1066 m_Pitch = dest_pitch; 1067 return TRUE; 1068 } 1069