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4430 | cbradney | 1 | /* |
2 | For general Scribus (>=1.3.2) copyright and licensing information please refer |
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3 | to the COPYING file provided with the program. Following this notice may exist |
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4 | a copyright and/or license notice that predates the release of Scribus 1.3.2 |
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5 | for which a new license (GPL+exception) is in place. |
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6 | */ |
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2004 | fschmid | 7 | #include "scimage.h" |
8 | #include "scribus.h" |
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5978 | jghali | 9 | #include "scribusapp.h" |
2074 | fschmid | 10 | #include <qtextstream.h> |
2125 | cbradney | 11 | #include <cassert> |
2004 | fschmid | 12 | #ifdef HAVE_CMS |
13 | #include CMS_INC |
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6071 | jghali | 14 | #include "cmsutil.h" |
2004 | fschmid | 15 | extern cmsHPROFILE CMSoutputProf; |
16 | extern cmsHPROFILE CMSprinterProf; |
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6106 | jghali | 17 | extern cmsHTRANSFORM stdTransCMYK2MonG; |
18 | extern cmsHTRANSFORM stdTransRGBDoc2MonG; |
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19 | extern cmsHTRANSFORM stdProofRGBG; |
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2004 | fschmid | 20 | extern cmsHTRANSFORM stdTransImgG; |
21 | extern cmsHTRANSFORM stdProofImgG; |
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22 | extern bool BlackPoint; |
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23 | extern bool SoftProofing; |
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24 | extern bool Gamut; |
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25 | extern bool CMSuse; |
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26 | extern int IntentMonitor; |
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27 | extern int IntentPrinter; |
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28 | #endif |
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4506 | cbradney | 29 | #include "gsutil.h" |
3685 | fschmid | 30 | #include "exif.h" |
4546 | subik | 31 | #include "commonstrings.h" |
2004 | fschmid | 32 | |
33 | |||
34 | typedef struct my_error_mgr |
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35 | { |
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36 | struct jpeg_error_mgr pub; /* "public" fields */ |
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37 | jmp_buf setjmp_buffer; /* for return to caller */ |
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38 | } |
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39 | *my_error_ptr; |
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40 | |||
41 | static void my_error_exit (j_common_ptr cinfo) |
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42 | { |
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43 | my_error_ptr myerr = (my_error_ptr) cinfo->err; |
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44 | (*cinfo->err->output_message) (cinfo); |
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45 | longjmp (myerr->setjmp_buffer, 1); |
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46 | } |
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47 | |||
48 | static QDataStream & operator>> ( QDataStream & s, ScImage::PSDHeader & header ) |
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49 | { |
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50 | s >> header.signature; |
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51 | s >> header.version; |
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52 | for( int i = 0; i < 6; i++ ) |
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53 | { |
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54 | s >> header.reserved[i]; |
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55 | } |
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56 | s >> header.channel_count; |
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57 | s >> header.height; |
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58 | s >> header.width; |
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59 | s >> header.depth; |
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60 | s >> header.color_mode; |
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61 | return s; |
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62 | } |
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63 | |||
4222 | craig | 64 | ScImage::ScImage(const QImage & image) : QImage(image) |
2004 | fschmid | 65 | { |
2012 | fschmid | 66 | initialize(); |
2004 | fschmid | 67 | } |
68 | |||
69 | ScImage::ScImage() : QImage() |
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70 | { |
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2012 | fschmid | 71 | initialize(); |
2004 | fschmid | 72 | } |
73 | |||
74 | ScImage::ScImage( int width, int height ) : QImage( width, height, 32 ) |
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75 | { |
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2012 | fschmid | 76 | initialize(); |
77 | } |
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78 | |||
79 | void ScImage::initialize() |
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80 | { |
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2004 | fschmid | 81 | imgInfo.xres = 72; |
82 | imgInfo.yres = 72; |
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83 | imgInfo.colorspace = 0; |
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84 | imgInfo.valid = false; |
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85 | imgInfo.isRequest = false; |
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86 | imgInfo.progressive = false; |
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5568 | mrdocs | 87 | imgInfo.isEmbedded = false; |
3703 | fschmid | 88 | imgInfo.exifDataValid = false; |
2025 | fschmid | 89 | imgInfo.lowResType = 1; |
90 | imgInfo.lowResScale = 1.0; |
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2004 | fschmid | 91 | imgInfo.PDSpathData.clear(); |
92 | imgInfo.RequestProps.clear(); |
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93 | imgInfo.clipPath = ""; |
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94 | imgInfo.usedPath = ""; |
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95 | imgInfo.layerInfo.clear(); |
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3703 | fschmid | 96 | imgInfo.exifInfo.cameraName = ""; |
97 | imgInfo.exifInfo.cameraVendor = ""; |
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98 | imgInfo.exifInfo.thumbnail = QImage(); |
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4331 | fschmid | 99 | imgInfo.BBoxX = 0; |
100 | imgInfo.BBoxH = 0; |
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2004 | fschmid | 101 | } |
102 | |||
4050 | cbradney | 103 | ScImage::~ScImage() |
104 | { |
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105 | curveTable.resize(0); |
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106 | } |
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107 | |||
2886 | fschmid | 108 | void ScImage::applyEffect(QValueList<imageEffect> effectsList, QMap<QString,ScColor> colors, bool cmyk) |
2074 | fschmid | 109 | { |
110 | if (effectsList.count() != 0) |
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111 | { |
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112 | for (uint a = 0; a < effectsList.count(); ++a) |
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113 | { |
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2082 | fschmid | 114 | if ((*effectsList.at(a)).effectCode == EF_INVERT) |
2074 | fschmid | 115 | invert(cmyk); |
2082 | fschmid | 116 | if ((*effectsList.at(a)).effectCode == EF_GRAYSCALE) |
2074 | fschmid | 117 | toGrayscale(cmyk); |
2082 | fschmid | 118 | if ((*effectsList.at(a)).effectCode == EF_COLORIZE) |
2074 | fschmid | 119 | { |
120 | QString tmpstr = (*effectsList.at(a)).effectParameters; |
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4546 | subik | 121 | QString col = CommonStrings::None; |
2074 | fschmid | 122 | int shading = 100; |
123 | QTextStream fp(&tmpstr, IO_ReadOnly); |
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124 | fp >> col; |
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125 | fp >> shading; |
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126 | colorize(colors[col], shading, cmyk); |
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127 | } |
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2082 | fschmid | 128 | if ((*effectsList.at(a)).effectCode == EF_BRIGHTNESS) |
129 | { |
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130 | QString tmpstr = (*effectsList.at(a)).effectParameters; |
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131 | int brightnessValue = 0; |
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132 | QTextStream fp(&tmpstr, IO_ReadOnly); |
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133 | fp >> brightnessValue; |
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134 | brightness(brightnessValue, cmyk); |
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135 | } |
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136 | if ((*effectsList.at(a)).effectCode == EF_CONTRAST) |
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137 | { |
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138 | QString tmpstr = (*effectsList.at(a)).effectParameters; |
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139 | int contrastValue = 0; |
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140 | QTextStream fp(&tmpstr, IO_ReadOnly); |
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141 | fp >> contrastValue; |
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142 | contrast(contrastValue, cmyk); |
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143 | } |
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2092 | fschmid | 144 | if ((*effectsList.at(a)).effectCode == EF_SHARPEN) |
145 | { |
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146 | QString tmpstr = (*effectsList.at(a)).effectParameters; |
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147 | double radius, sigma; |
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148 | QTextStream fp(&tmpstr, IO_ReadOnly); |
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149 | fp >> radius; |
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150 | fp >> sigma; |
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151 | sharpen(radius, sigma); |
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152 | } |
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2095 | fschmid | 153 | if ((*effectsList.at(a)).effectCode == EF_BLUR) |
154 | { |
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155 | QString tmpstr = (*effectsList.at(a)).effectParameters; |
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156 | double radius, sigma; |
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157 | QTextStream fp(&tmpstr, IO_ReadOnly); |
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158 | fp >> radius; |
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159 | fp >> sigma; |
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160 | blur(radius, sigma); |
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161 | } |
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2096 | fschmid | 162 | if ((*effectsList.at(a)).effectCode == EF_SOLARIZE) |
163 | { |
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164 | QString tmpstr = (*effectsList.at(a)).effectParameters; |
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165 | double sigma; |
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166 | QTextStream fp(&tmpstr, IO_ReadOnly); |
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167 | fp >> sigma; |
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168 | solarize(sigma, cmyk); |
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169 | } |
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2074 | fschmid | 170 | } |
171 | } |
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172 | } |
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7999 | fschmid | 173 | /* |
2095 | fschmid | 174 | void ScImage::liberateMemory(void **memory) |
175 | { |
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176 | assert(memory != (void **)NULL); |
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177 | if(*memory == (void *)NULL) |
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178 | return; |
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179 | free(*memory); |
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180 | *memory=(void *) NULL; |
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181 | } |
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7999 | fschmid | 182 | */ |
2096 | fschmid | 183 | void ScImage::solarize(double factor, bool cmyk) |
184 | { |
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185 | curveTable.resize(256); |
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186 | int fk = qRound(255 / factor); |
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187 | for (int i = 0; i < 256; ++i) |
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188 | { |
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189 | curveTable[i] = QMIN(255, static_cast<int>(i / fk) * fk); |
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190 | } |
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191 | applyCurve(cmyk); |
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192 | } |
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193 | |||
2095 | fschmid | 194 | void ScImage::blurScanLine(double *kernel, int width, unsigned int *src, unsigned int *dest, int columns) |
195 | { |
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196 | register double *p; |
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197 | unsigned int *q; |
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198 | register int x; |
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199 | register long i; |
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200 | double red, green, blue, alpha; |
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201 | double scale = 0.0; |
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202 | if(width > columns) |
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203 | { |
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204 | for(x=0; x < columns; ++x) |
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205 | { |
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206 | scale = 0.0; |
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207 | red = blue = green = alpha = 0.0; |
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208 | p = kernel; |
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209 | q = src; |
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210 | for(i=0; i < columns; ++i) |
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211 | { |
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212 | if((i >= (x-width/2)) && (i <= (x+width/2))) |
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213 | { |
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214 | red += (*p)*(qRed(*q)*257); |
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215 | green += (*p)*(qGreen(*q)*257); |
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216 | blue += (*p)*(qBlue(*q)*257); |
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217 | alpha += (*p)*(qAlpha(*q)*257); |
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218 | } |
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219 | if(((i+width/2-x) >= 0) && ((i+width/2-x) < width)) |
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220 | scale+=kernel[i+width/2-x]; |
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221 | p++; |
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222 | q++; |
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223 | } |
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224 | scale = 1.0/scale; |
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225 | red = scale*(red+0.5); |
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226 | green = scale*(green+0.5); |
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227 | blue = scale*(blue+0.5); |
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228 | alpha = scale*(alpha+0.5); |
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229 | red = red < 0 ? 0 : red > 65535 ? 65535 : red; |
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230 | green = green < 0 ? 0 : green > 65535 ? 65535 : green; |
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231 | blue = blue < 0 ? 0 : blue > 65535 ? 65535 : blue; |
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232 | alpha = alpha < 0 ? 0 : alpha > 65535 ? 65535 : alpha; |
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233 | dest[x] = qRgba((unsigned char)(red/257UL), |
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234 | (unsigned char)(green/257UL), |
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235 | (unsigned char)(blue/257UL), |
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236 | (unsigned char)(alpha/257UL)); |
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237 | } |
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238 | return; |
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239 | } |
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240 | |||
241 | for(x=0; x < width/2; ++x) |
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242 | { |
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243 | scale = 0.0; |
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244 | red = blue = green = alpha = 0.0; |
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245 | p = kernel+width/2-x; |
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246 | q = src; |
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247 | for(i=width/2-x; i < width; ++i) |
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248 | { |
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249 | red += (*p)*(qRed(*q)*257); |
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250 | green += (*p)*(qGreen(*q)*257); |
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251 | blue += (*p)*(qBlue(*q)*257); |
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252 | alpha += (*p)*(qAlpha(*q)*257); |
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253 | scale += (*p); |
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254 | p++; |
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255 | q++; |
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256 | } |
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257 | scale=1.0/scale; |
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258 | red = scale*(red+0.5); |
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259 | green = scale*(green+0.5); |
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260 | blue = scale*(blue+0.5); |
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261 | alpha = scale*(alpha+0.5); |
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262 | red = red < 0 ? 0 : red > 65535 ? 65535 : red; |
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263 | green = green < 0 ? 0 : green > 65535 ? 65535 : green; |
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264 | blue = blue < 0 ? 0 : blue > 65535 ? 65535 : blue; |
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265 | alpha = alpha < 0 ? 0 : alpha > 65535 ? 65535 : alpha; |
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266 | dest[x] = qRgba((unsigned char)(red/257UL), |
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267 | (unsigned char)(green/257UL), |
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268 | (unsigned char)(blue/257UL), |
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269 | (unsigned char)(alpha/257UL)); |
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270 | } |
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271 | for(; x < columns-width/2; ++x) |
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272 | { |
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273 | red = blue = green = alpha = 0.0; |
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274 | p = kernel; |
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275 | q = src+(x-width/2); |
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276 | for (i=0; i < (long) width; ++i) |
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277 | { |
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278 | red += (*p)*(qRed(*q)*257); |
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279 | green += (*p)*(qGreen(*q)*257); |
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280 | blue += (*p)*(qBlue(*q)*257); |
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281 | alpha += (*p)*(qAlpha(*q)*257); |
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282 | p++; |
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283 | q++; |
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284 | } |
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285 | red = scale*(red+0.5); |
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286 | green = scale*(green+0.5); |
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287 | blue = scale*(blue+0.5); |
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288 | alpha = scale*(alpha+0.5); |
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289 | red = red < 0 ? 0 : red > 65535 ? 65535 : red; |
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290 | green = green < 0 ? 0 : green > 65535 ? 65535 : green; |
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291 | blue = blue < 0 ? 0 : blue > 65535 ? 65535 : blue; |
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292 | alpha = alpha < 0 ? 0 : alpha > 65535 ? 65535 : alpha; |
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293 | dest[x] = qRgba((unsigned char)(red/257UL), |
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294 | (unsigned char)(green/257UL), |
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295 | (unsigned char)(blue/257UL), |
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296 | (unsigned char)(alpha/257UL)); |
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297 | } |
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298 | for(; x < columns; ++x) |
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299 | { |
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300 | red = blue = green = alpha = 0.0; |
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301 | scale=0; |
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302 | p = kernel; |
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303 | q = src+(x-width/2); |
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304 | for(i=0; i < columns-x+width/2; ++i) |
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305 | { |
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306 | red += (*p)*(qRed(*q)*257); |
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307 | green += (*p)*(qGreen(*q)*257); |
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308 | blue += (*p)*(qBlue(*q)*257); |
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309 | alpha += (*p)*(qAlpha(*q)*257); |
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310 | scale += (*p); |
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311 | p++; |
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312 | q++; |
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313 | } |
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314 | scale=1.0/scale; |
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315 | red = scale*(red+0.5); |
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316 | green = scale*(green+0.5); |
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317 | blue = scale*(blue+0.5); |
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318 | alpha = scale*(alpha+0.5); |
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319 | red = red < 0 ? 0 : red > 65535 ? 65535 : red; |
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320 | green = green < 0 ? 0 : green > 65535 ? 65535 : green; |
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321 | blue = blue < 0 ? 0 : blue > 65535 ? 65535 : blue; |
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322 | alpha = alpha < 0 ? 0 : alpha > 65535 ? 65535 : alpha; |
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323 | dest[x] = qRgba((unsigned char)(red/257UL), |
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324 | (unsigned char)(green/257UL), |
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325 | (unsigned char)(blue/257UL), |
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326 | (unsigned char)(alpha/257UL)); |
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327 | } |
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328 | } |
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329 | |||
330 | int ScImage::getBlurKernel(int width, double sigma, double **kernel) |
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331 | { |
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332 | double alpha, normalize; |
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333 | register long i; |
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334 | int bias; |
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335 | assert(sigma != 0.0); |
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336 | if(width == 0) |
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337 | width = 3; |
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338 | *kernel=(double *)malloc(width*sizeof(double)); |
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339 | if(*kernel == (double *)NULL) |
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340 | return(0); |
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341 | memset(*kernel, 0, width*sizeof(double)); |
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342 | bias = 3*width/2; |
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343 | for(i=(-bias); i <= bias; i++) |
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344 | { |
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345 | alpha=exp(-((double) i*i)/(2.0*3*3*sigma*sigma)); |
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346 | (*kernel)[(i+bias)/3]+=alpha/(2.50662827463100024161235523934010416269302368164062*sigma); |
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347 | } |
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348 | normalize=0; |
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349 | for(i=0; i < width; i++) |
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350 | normalize+=(*kernel)[i]; |
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351 | for(i=0; i < width; i++) |
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352 | (*kernel)[i]/=normalize; |
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353 | return(width); |
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354 | } |
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355 | |||
356 | void ScImage::blur(double radius, double sigma) |
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357 | { |
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358 | double *kernel; |
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359 | QImage dest; |
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360 | int widthk; |
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361 | int x, y; |
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362 | unsigned int *scanline, *temp; |
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363 | unsigned int *p, *q; |
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364 | if(sigma == 0.0) |
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365 | return; |
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366 | kernel=(double *) NULL; |
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367 | if(radius > 0) |
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368 | widthk=getBlurKernel((int) (2*ceil(radius)+1),sigma,&kernel); |
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369 | else |
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370 | { |
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371 | double *last_kernel; |
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372 | last_kernel=(double *) NULL; |
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373 | widthk=getBlurKernel(3,sigma,&kernel); |
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374 | while ((long) (255*kernel[0]) > 0) |
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375 | { |
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376 | if(last_kernel != (double *)NULL) |
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377 | { |
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7999 | fschmid | 378 | free(last_kernel); |
379 | // liberateMemory((void **) &last_kernel); |
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2095 | fschmid | 380 | } |
381 | last_kernel=kernel; |
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382 | kernel = (double *)NULL; |
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383 | widthk = getBlurKernel(widthk+2, sigma, &kernel); |
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384 | } |
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385 | if(last_kernel != (double *) NULL) |
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386 | { |
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7999 | fschmid | 387 | free(kernel); |
388 | // liberateMemory((void **) &kernel); |
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2095 | fschmid | 389 | widthk-=2; |
390 | kernel = last_kernel; |
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391 | } |
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392 | } |
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393 | if(widthk < 3) |
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394 | { |
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7999 | fschmid | 395 | free(kernel); |
396 | // liberateMemory((void **) &kernel); |
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2095 | fschmid | 397 | return; |
398 | } |
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399 | dest.create(width(), height(), 32); |
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400 | scanline = (unsigned int *)malloc(sizeof(unsigned int)*height()); |
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401 | temp = (unsigned int *)malloc(sizeof(unsigned int)*height()); |
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402 | for(y=0; y < height(); ++y) |
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403 | { |
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404 | p = (unsigned int *)scanLine(y); |
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405 | q = (unsigned int *)dest.scanLine(y); |
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406 | blurScanLine(kernel, widthk, p, q, width()); |
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407 | } |
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408 | unsigned int **srcTable = (unsigned int **)jumpTable(); |
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409 | unsigned int **destTable = (unsigned int **)dest.jumpTable(); |
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410 | for(x=0; x < width(); ++x) |
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411 | { |
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412 | for(y=0; y < height(); ++y) |
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413 | { |
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414 | scanline[y] = srcTable[y][x]; |
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415 | } |
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416 | blurScanLine(kernel, widthk, scanline, temp, height()); |
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417 | for(y=0; y < height(); ++y) |
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418 | { |
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419 | destTable[y][x] = temp[y]; |
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420 | } |
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421 | } |
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7999 | fschmid | 422 | free(scanline); |
423 | free(temp); |
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424 | free(kernel); |
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425 | // liberateMemory((void **) &scanline); |
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426 | // liberateMemory((void **) &temp); |
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427 | // liberateMemory((void **) &kernel); |
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2095 | fschmid | 428 | for( int yi=0; yi < dest.height(); ++yi ) |
429 | { |
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430 | QRgb *s = (QRgb*)(dest.scanLine( yi )); |
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431 | QRgb *d = (QRgb*)(scanLine( yi )); |
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432 | for(int xi=0; xi < dest.width(); ++xi ) |
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433 | { |
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434 | (*d) = (*s); |
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435 | s++; |
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436 | d++; |
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437 | } |
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438 | } |
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439 | return; |
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440 | } |
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441 | |||
2092 | fschmid | 442 | bool ScImage::convolveImage(QImage *dest, const unsigned int order, const double *kernel) |
443 | { |
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444 | long widthk; |
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445 | double red, green, blue, alpha; |
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446 | double normalize, *normal_kernel; |
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447 | register const double *k; |
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448 | register unsigned int *q; |
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449 | int x, y, mx, my, sx, sy; |
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450 | long i; |
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451 | int mcx, mcy; |
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452 | widthk = order; |
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453 | if((widthk % 2) == 0) |
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454 | return(false); |
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455 | normal_kernel = (double *)malloc(widthk*widthk*sizeof(double)); |
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456 | if(!normal_kernel) |
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457 | return(false); |
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458 | dest->reset(); |
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459 | dest->create(width(), height(), 32); |
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460 | normalize=0.0; |
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461 | for(i=0; i < (widthk*widthk); i++) |
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462 | normalize += kernel[i]; |
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463 | if(fabs(normalize) <= 1.0e-12) |
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464 | normalize=1.0; |
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465 | normalize=1.0/normalize; |
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466 | for(i=0; i < (widthk*widthk); i++) |
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467 | normal_kernel[i] = normalize*kernel[i]; |
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468 | unsigned int **jumpTablek = (unsigned int **)jumpTable(); |
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469 | for(y=0; y < dest->height(); ++y) |
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470 | { |
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471 | sy = y-(widthk/2); |
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472 | q = (unsigned int *)dest->scanLine(y); |
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473 | for(x=0; x < dest->width(); ++x) |
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474 | { |
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475 | k = normal_kernel; |
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476 | red = green = blue = alpha = 0; |
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477 | sy = y-(widthk/2); |
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478 | for(mcy=0; mcy < widthk; ++mcy, ++sy) |
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479 | { |
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480 | my = sy < 0 ? 0 : sy > height()-1 ? height()-1 : sy; |
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481 | sx = x+(-widthk/2); |
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482 | for(mcx=0; mcx < widthk; ++mcx, ++sx) |
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483 | { |
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484 | mx = sx < 0 ? 0 : sx > width()-1 ? width()-1 : sx; |
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485 | red += (*k)*(qRed(jumpTablek[my][mx])*257); |
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486 | green += (*k)*(qGreen(jumpTablek[my][mx])*257); |
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487 | blue += (*k)*(qBlue(jumpTablek[my][mx])*257); |
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488 | alpha += (*k)*(qAlpha(jumpTablek[my][mx])*257); |
||
489 | ++k; |
||
490 | } |
||
491 | } |
||
492 | red = red < 0 ? 0 : red > 65535 ? 65535 : red+0.5; |
||
493 | green = green < 0 ? 0 : green > 65535 ? 65535 : green+0.5; |
||
494 | blue = blue < 0 ? 0 : blue > 65535 ? 65535 : blue+0.5; |
||
495 | alpha = alpha < 0 ? 0 : alpha > 65535 ? 65535 : alpha+0.5; |
||
496 | *q++ = qRgba((unsigned char)(red/257UL), |
||
2095 | fschmid | 497 | (unsigned char)(green/257UL), |
498 | (unsigned char)(blue/257UL), |
||
499 | (unsigned char)(alpha/257UL)); |
||
2092 | fschmid | 500 | } |
501 | } |
||
2095 | fschmid | 502 | free(normal_kernel); |
2092 | fschmid | 503 | return(true); |
504 | } |
||
505 | |||
506 | int ScImage::getOptimalKernelWidth(double radius, double sigma) |
||
507 | { |
||
508 | double normalize, value; |
||
509 | long width; |
||
510 | register long u; |
||
511 | assert(sigma != 0.0); |
||
512 | if(radius > 0.0) |
||
513 | return((int)(2.0*ceil(radius)+1.0)); |
||
514 | for(width=5; ;) |
||
515 | { |
||
516 | normalize=0.0; |
||
517 | for(u=(-width/2); u <= (width/2); u++) |
||
518 | normalize+=exp(-((double) u*u)/(2.0*sigma*sigma))/(2.50662827463100024161235523934010416269302368164062*sigma); |
||
519 | u=width/2; |
||
520 | value=exp(-((double) u*u)/(2.0*sigma*sigma))/(2.50662827463100024161235523934010416269302368164062*sigma)/normalize; |
||
521 | if((long)(65535*value) <= 0) |
||
522 | break; |
||
523 | width+=2; |
||
524 | } |
||
525 | return((int)width-2); |
||
526 | } |
||
527 | |||
528 | void ScImage::sharpen(double radius, double sigma) |
||
529 | { |
||
530 | double alpha, normalize, *kernel; |
||
531 | int widthk; |
||
532 | register long i, u, v; |
||
533 | QImage dest; |
||
534 | if(sigma == 0.0) |
||
535 | return; |
||
536 | widthk = getOptimalKernelWidth(radius, sigma); |
||
537 | if(width() < widthk) |
||
538 | return; |
||
539 | kernel = (double *)malloc(widthk*widthk*sizeof(double)); |
||
540 | if(!kernel) |
||
541 | return; |
||
542 | i = 0; |
||
543 | normalize=0.0; |
||
544 | for (v=(-widthk/2); v <= (widthk/2); v++) |
||
545 | { |
||
546 | for (u=(-widthk/2); u <= (widthk/2); u++) |
||
547 | { |
||
548 | alpha=exp(-((double) u*u+v*v)/(2.0*sigma*sigma)); |
||
549 | kernel[i]=alpha/(2.0*3.14159265358979323846264338327950288419716939937510*sigma*sigma); |
||
550 | normalize+=kernel[i]; |
||
551 | i++; |
||
552 | } |
||
553 | } |
||
554 | kernel[i/2]=(-2.0)*normalize; |
||
555 | convolveImage(&dest, widthk, kernel); |
||
7999 | fschmid | 556 | free(kernel); |
557 | // liberateMemory((void **) &kernel); |
||
2092 | fschmid | 558 | for( int yi=0; yi < dest.height(); ++yi ) |
559 | { |
||
560 | QRgb *s = (QRgb*)(dest.scanLine( yi )); |
||
561 | QRgb *d = (QRgb*)(scanLine( yi )); |
||
562 | for(int xi=0; xi < dest.width(); ++xi ) |
||
563 | { |
||
564 | (*d) = (*s); |
||
565 | s++; |
||
566 | d++; |
||
567 | } |
||
568 | } |
||
569 | return; |
||
570 | } |
||
571 | |||
2082 | fschmid | 572 | void ScImage::contrast(int contrastValue, bool cmyk) |
573 | { |
||
574 | curveTable.resize(256); |
||
575 | QPoint p1(0,0 - contrastValue); |
||
576 | QPoint p2(256, 256 + contrastValue); |
||
577 | double mc = (p1.y() - p2.y()) / (double)(p1.x() - p2.x()); |
||
578 | for (int i = 0; i < 256; ++i) |
||
579 | { |
||
580 | curveTable[i] = QMIN(255, QMAX(0, int(i * mc) + p1.y())); |
||
581 | } |
||
582 | applyCurve(cmyk); |
||
583 | } |
||
584 | |||
585 | void ScImage::brightness(int brightnessValue, bool cmyk) |
||
586 | { |
||
587 | curveTable.resize(256); |
||
588 | QPoint p1(0,0 + brightnessValue); |
||
589 | QPoint p2(256, 256 + brightnessValue); |
||
590 | double mc = (p1.y() - p2.y()) / (double)(p1.x() - p2.x()); |
||
591 | for (int i = 0; i < 256; ++i) |
||
592 | { |
||
593 | curveTable[i] = QMIN(255, QMAX(0, int(i * mc) + p1.y())); |
||
594 | } |
||
595 | applyCurve(cmyk); |
||
596 | } |
||
597 | |||
598 | void ScImage::applyCurve(bool cmyk) |
||
599 | { |
||
600 | int h = height(); |
||
601 | int w = width(); |
||
602 | for( int yi=0; yi < h; ++yi ) |
||
603 | { |
||
604 | QRgb * s = (QRgb*)(scanLine( yi )); |
||
605 | for( int xi=0; xi < w; ++xi ) |
||
606 | { |
||
607 | QRgb r=*s; |
||
608 | int c, m, y, k; |
||
609 | if (cmyk) |
||
610 | { |
||
2766 | cbradney | 611 | unsigned char *p = (unsigned char *) s; |
612 | unsigned char rc = 255 - QMIN(255, p[0] + p[3]); |
||
613 | unsigned char gc = 255 - QMIN(255, p[1] + p[3]); |
||
614 | unsigned char bc = 255 - QMIN(255, p[2] + p[3]); |
||
4419 | cbradney | 615 | c = 255 - curveTable[(int)rc]; |
616 | m = 255 - curveTable[(int)gc]; |
||
617 | y = 255 - curveTable[(int)bc]; |
||
2082 | fschmid | 618 | k = QMIN(QMIN(c, m), y); |
619 | *s = qRgba(y - k, m - k, c - k, k ); |
||
620 | } |
||
621 | else |
||
622 | { |
||
623 | c = curveTable[qRed(r)]; |
||
624 | m = curveTable[qGreen(r)]; |
||
625 | y = curveTable[qBlue(r)]; |
||
626 | k = qAlpha(r); |
||
627 | *s = qRgba(c, m, y, k); |
||
628 | } |
||
629 | s++; |
||
630 | } |
||
631 | } |
||
632 | } |
||
633 | |||
2886 | fschmid | 634 | void ScImage::colorize(ScColor color, int shade, bool cmyk) |
2053 | fschmid | 635 | { |
636 | int h = height(); |
||
637 | int w = width(); |
||
638 | int cc, cm, cy, ck; |
||
2057 | fschmid | 639 | int hu, sa, v; |
2886 | fschmid | 640 | ScColor tmp2; |
2057 | fschmid | 641 | QColor tmpR; |
2053 | fschmid | 642 | if (cmyk) |
2057 | fschmid | 643 | color.getShadeColorCMYK(&cc, &cm, &cy, &ck, shade); |
2053 | fschmid | 644 | else |
645 | { |
||
646 | ck = 0; |
||
2057 | fschmid | 647 | color.getShadeColorRGB(&cc, &cm, &cy, shade); |
2053 | fschmid | 648 | } |
649 | for( int yi=0; yi < h; ++yi ) |
||
650 | { |
||
651 | QRgb * s = (QRgb*)(scanLine( yi )); |
||
652 | for( int xi=0; xi < w; ++xi ) |
||
653 | { |
||
654 | QRgb r=*s; |
||
655 | if (cmyk) |
||
656 | { |
||
2057 | fschmid | 657 | double k = QMIN(qRound(0.3 * qRed(r) + 0.59 * qGreen(r) + 0.11 * qBlue(r) + qAlpha(r)), 255) / 255.0; |
2053 | fschmid | 658 | *s = qRgba(QMIN(qRound(cc*k), 255), QMIN(qRound(cm*k), 255), QMIN(qRound(cy*k), 255), QMIN(qRound(ck*k), 255)); |
659 | } |
||
660 | else |
||
661 | { |
||
2057 | fschmid | 662 | int k = 255 - QMIN(qRound(0.3 * qRed(r) + 0.59 * qGreen(r) + 0.11 * qBlue(r)), 255); |
663 | int cc2, cm2, cy2; |
||
664 | tmpR.setRgb(cc, cm, cy); |
||
665 | tmpR.hsv(&hu, &sa, &v); |
||
666 | if (cc == cm && cm == cy) |
||
667 | tmpR.setHsv(hu, sa, 255 - ((255 - v) * k / 255)); |
||
668 | else |
||
669 | tmpR.setHsv(hu, sa * k / 255, v); |
||
670 | tmpR.getRgb(&cc2, &cm2, &cy2); |
||
2053 | fschmid | 671 | int a = qAlpha(r); |
2057 | fschmid | 672 | *s = qRgba(cc2, cm2, cy2, a); |
2053 | fschmid | 673 | } |
674 | s++; |
||
675 | } |
||
676 | } |
||
677 | } |
||
678 | |||
2057 | fschmid | 679 | void ScImage::invert(bool cmyk) |
680 | { |
||
681 | int h = height(); |
||
682 | int w = width(); |
||
683 | for( int yi=0; yi < h; ++yi ) |
||
684 | { |
||
685 | QRgb * s = (QRgb*)(scanLine( yi )); |
||
686 | for( int xi=0; xi < w; ++xi ) |
||
687 | { |
||
688 | if (cmyk) |
||
689 | { |
||
2766 | cbradney | 690 | unsigned char *p = (unsigned char *) s; |
2057 | fschmid | 691 | unsigned char c, m, y, k; |
2766 | cbradney | 692 | c = 255 - QMIN(255, p[0] + p[3]); |
693 | m = 255 - QMIN(255, p[1] + p[3]); |
||
694 | y = 255 - QMIN(255, p[2] + p[3]); |
||
2061 | fschmid | 695 | k = QMIN(QMIN(c, m), y); |
2766 | cbradney | 696 | p[0] = c - k; |
697 | p[1] = m - k; |
||
698 | p[2] = y - k; |
||
699 | p[3] = k; |
||
2057 | fschmid | 700 | } |
701 | else |
||
2766 | cbradney | 702 | *s ^= 0x00ffffff; |
2057 | fschmid | 703 | s++; |
704 | } |
||
705 | } |
||
706 | } |
||
707 | |||
2053 | fschmid | 708 | void ScImage::toGrayscale(bool cmyk) |
709 | { |
||
710 | int h = height(); |
||
711 | int w = width(); |
||
712 | for( int yi=0; yi < h; ++yi ) |
||
713 | { |
||
714 | QRgb * s = (QRgb*)(scanLine( yi )); |
||
715 | for( int xi=0; xi < w; ++xi ) |
||
716 | { |
||
717 | QRgb r=*s; |
||
718 | int k; |
||
719 | if (cmyk) |
||
720 | { |
||
2056 | fschmid | 721 | k = QMIN(qRound(0.3 * qRed(r) + 0.59 * qGreen(r) + 0.11 * qBlue(r) + qAlpha(r)), 255); |
2053 | fschmid | 722 | *s = qRgba(0, 0, 0, k); |
723 | } |
||
724 | else |
||
725 | { |
||
726 | k = QMIN(qRound(0.3 * qRed(r) + 0.59 * qGreen(r) + 0.11 * qBlue(r)), 255); |
||
727 | int a = qAlpha(r); |
||
728 | *s = qRgba(k, k, k, a); |
||
729 | } |
||
730 | s++; |
||
731 | } |
||
732 | } |
||
733 | } |
||
734 | |||
2012 | fschmid | 735 | void ScImage::swapRGBA() |
736 | { |
||
737 | for (int i = 0; i < height(); ++i) |
||
738 | { |
||
6666 | avox | 739 | unsigned int *ptr = (QRgb *) scanLine(i); |
740 | unsigned char r, g, b, a; |
||
2012 | fschmid | 741 | for (int j = 0; j < width(); ++j) |
742 | { |
||
6666 | avox | 743 | r = qRed(*ptr); |
744 | g = qGreen(*ptr); |
||
745 | b = qBlue(*ptr); |
||
746 | a = qAlpha(*ptr); |
||
747 | *ptr++ = qRgba(b,g,r,a); |
||
2012 | fschmid | 748 | } |
749 | } |
||
750 | } |
||
751 | |||
6666 | avox | 752 | |
8169 | avox | 753 | void ScImage::swapByteOrder(int one, int two, int three, int four) |
6666 | avox | 754 | { |
8169 | avox | 755 | if (one >= 0) |
6666 | avox | 756 | { |
8169 | avox | 757 | for (int i = 0; i < height(); ++i) |
758 | { |
||
759 | unsigned char *ptr = (unsigned char *) scanLine(i); |
||
760 | unsigned char val[4]; |
||
761 | for (int j = 0; j < width(); ++j) |
||
762 | { |
||
763 | val[0] = ptr[one]; |
||
764 | val[1] = ptr[two]; |
||
765 | val[2] = ptr[three]; |
||
766 | val[3] = ptr[four]; |
||
767 | *ptr++ = val[0]; |
||
768 | *ptr++ = val[1]; |
||
769 | *ptr++ = val[2]; |
||
770 | *ptr++ = val[3]; |
||
771 | } |
||
6666 | avox | 772 | } |
773 | } |
||
8169 | avox | 774 | else |
775 | { |
||
776 | // debug: make stripes |
||
777 | // one: -1=forward -2=backward |
||
778 | // two: 0=hor, 1=vert |
||
779 | // three: width of stripe |
||
780 | // four: shift in permutation list |
||
781 | |||
782 | static uint perm[24][4] = { { 0,1,2,3 }, { 0,1,3,2 }, { 0,2,1,3 }, { 0,2,3,1 }, { 0,3,1,2 }, { 0,3,2,1 }, |
||
783 | { 1,0,2,3 }, { 1,0,3,2 }, { 1,2,0,3 }, { 1,2,3,0 }, { 1,3,0,2 }, { 1,3,2,0 }, |
||
784 | { 2,1,0,3 }, { 2,1,3,0 }, { 2,0,1,3 }, { 2,0,3,1 }, { 2,3,1,0 }, { 2,3,0,1 }, |
||
785 | { 3,1,2,0 }, { 3,1,0,2 }, { 3,2,1,0 }, { 3,2,0,1 }, { 3,0,1,2 }, { 3,0,2,1 } }; |
||
786 | |||
787 | for (int i = 0; i < height(); ++i) |
||
788 | { |
||
789 | unsigned char *ptr = (unsigned char *) scanLine(i); |
||
790 | unsigned char val[4]; |
||
791 | for (int j = 0; j < width(); ++j) |
||
792 | { |
||
793 | uint *per = perm[ ((two?j:i) / three + four) % 24 ]; |
||
794 | if (one == -1) { |
||
795 | val[0] = ptr[per[0]]; |
||
796 | val[1] = ptr[per[1]]; |
||
797 | val[2] = ptr[per[2]]; |
||
798 | val[3] = ptr[per[3]]; |
||
799 | } else { |
||
800 | val[per[0]] = ptr[0]; |
||
801 | val[per[1]] = ptr[1]; |
||
802 | val[per[2]] = ptr[2]; |
||
803 | val[per[3]] = ptr[3]; |
||
804 | } |
||
805 | *ptr++ = val[0]; |
||
806 | *ptr++ = val[1]; |
||
807 | *ptr++ = val[2]; |
||
808 | *ptr++ = val[3]; |
||
809 | } |
||
810 | } |
||
811 | } |
||
6666 | avox | 812 | } |
813 | |||
814 | |||
2025 | fschmid | 815 | void ScImage::createLowRes(double scale) |
2012 | fschmid | 816 | { |
2025 | fschmid | 817 | int w = qRound(width() / scale); |
818 | int h = qRound(height() / scale); |
||
2012 | fschmid | 819 | QImage tmp = smoothScale(w, h); |
820 | create(w, h, 32); |
||
821 | for( int yi=0; yi < tmp.height(); ++yi ) |
||
822 | { |
||
823 | QRgb *s = (QRgb*)(tmp.scanLine( yi )); |
||
824 | QRgb *d = (QRgb*)(scanLine( yi )); |
||
825 | for(int xi=0; xi < tmp.width(); ++xi ) |
||
826 | { |
||
827 | (*d) = (*s); |
||
828 | s++; |
||
829 | d++; |
||
830 | } |
||
831 | } |
||
832 | } |
||
833 | |||
2004 | fschmid | 834 | void ScImage::Convert2JPG(QString fn, int Quality, bool isCMYK, bool isGray) |
835 | { |
||
836 | struct jpeg_compress_struct cinfo; |
||
837 | struct my_error_mgr jerr; |
||
838 | FILE *outfile; |
||
839 | JSAMPROW row_pointer[1]; |
||
840 | row_pointer[0] = 0; |
||
841 | cinfo.err = jpeg_std_error (&jerr.pub); |
||
842 | jerr.pub.error_exit = my_error_exit; |
||
843 | outfile = NULL; |
||
844 | if (setjmp (jerr.setjmp_buffer)) |
||
845 | { |
||
846 | jpeg_destroy_compress (&cinfo); |
||
847 | if (outfile) |
||
848 | fclose (outfile); |
||
849 | return; |
||
850 | } |
||
851 | jpeg_create_compress (&cinfo); |
||
2643 | craig | 852 | if ((outfile = fopen (fn.local8Bit(), "wb")) == NULL) |
2004 | fschmid | 853 | return; |
854 | jpeg_stdio_dest (&cinfo, outfile); |
||
855 | cinfo.image_width = width(); |
||
856 | cinfo.image_height = height(); |
||
857 | if (isCMYK) |
||
858 | { |
||
859 | cinfo.in_color_space = JCS_CMYK; |
||
860 | cinfo.input_components = 4; |
||
861 | } |
||
862 | else |
||
863 | { |
||
864 | if (isGray) |
||
865 | { |
||
866 | cinfo.in_color_space = JCS_GRAYSCALE; |
||
867 | cinfo.input_components = 1; |
||
868 | } |
||
869 | else |
||
870 | { |
||
871 | cinfo.in_color_space = JCS_RGB; |
||
872 | cinfo.input_components = 3; |
||
873 | } |
||
874 | } |
||
875 | jpeg_set_defaults (&cinfo); |
||
876 | int qual[] = { 95, 85, 75, 50, 25 }; // These are the JPEG Quality settings 100 means best, 0 .. don't discuss |
||
877 | jpeg_set_quality (&cinfo, qual[Quality], true); |
||
2680 | cbradney | 878 | jpeg_start_compress (&cinfo, true); |
2004 | fschmid | 879 | row_pointer[0] = new uchar[cinfo.image_width*cinfo.input_components]; |
880 | int w = cinfo.image_width; |
||
881 | while (cinfo.next_scanline < cinfo.image_height) |
||
882 | { |
||
883 | uchar *row = row_pointer[0]; |
||
884 | if (isCMYK) |
||
885 | { |
||
886 | QRgb* rgba = (QRgb*)scanLine(cinfo.next_scanline); |
||
887 | for (int i=0; i<w; ++i) |
||
888 | { |
||
3963 | fschmid | 889 | *row++ = 255-qRed(*rgba); |
890 | *row++ = 255-qGreen(*rgba); |
||
891 | *row++ = 255-qBlue(*rgba); |
||
892 | *row++ = 255-qAlpha(*rgba); |
||
2004 | fschmid | 893 | ++rgba; |
894 | } |
||
895 | } |
||
896 | else |
||
897 | { |
||
898 | if (isGray) |
||
899 | { |
||
900 | QRgb* rgba = (QRgb*)scanLine(cinfo.next_scanline); |
||
901 | for (int i=0; i<w; ++i) |
||
902 | { |
||
903 | *row++ = qRed(*rgba); |
||
904 | ++rgba; |
||
905 | } |
||
906 | } |
||
907 | else |
||
908 | { |
||
909 | QRgb* rgb = (QRgb*)scanLine(cinfo.next_scanline); |
||
910 | for (int i=0; i<w; i++) |
||
911 | { |
||
912 | *row++ = qRed(*rgb); |
||
913 | *row++ = qGreen(*rgb); |
||
914 | *row++ = qBlue(*rgb); |
||
915 | ++rgb; |
||
916 | } |
||
917 | } |
||
918 | } |
||
919 | jpeg_write_scanlines (&cinfo, row_pointer, 1); |
||
920 | } |
||
921 | jpeg_finish_compress (&cinfo); |
||
922 | fclose (outfile); |
||
923 | jpeg_destroy_compress (&cinfo); |
||
924 | delete [] row_pointer[0]; |
||
925 | } |
||
926 | |||
927 | QString ScImage::ImageToTxt() |
||
928 | { |
||
2884 | fschmid | 929 | int i = 0; |
2004 | fschmid | 930 | int h = height(); |
931 | int w = width(); |
||
2884 | fschmid | 932 | unsigned char u; |
2004 | fschmid | 933 | QString ImgStr = ""; |
2884 | fschmid | 934 | ImgStr.reserve(3 * h * w); |
2004 | fschmid | 935 | for( int yi=0; yi < h; ++yi ) |
936 | { |
||
937 | QRgb * s = (QRgb*)(scanLine( yi )); |
||
938 | for( int xi=0; xi < w; ++xi ) |
||
939 | { |
||
940 | QRgb r=*s++; |
||
2884 | fschmid | 941 | u=qRed(r); |
942 | ImgStr[i++] = u; |
||
2004 | fschmid | 943 | u=qGreen(r); |
2884 | fschmid | 944 | ImgStr[i++] = u; |
2004 | fschmid | 945 | u=qBlue(r); |
2884 | fschmid | 946 | ImgStr[i++] = u; |
2004 | fschmid | 947 | } |
948 | } |
||
949 | return ImgStr; |
||
950 | } |
||
951 | |||
952 | QString ScImage::ImageToGray() |
||
953 | { |
||
2884 | fschmid | 954 | int i = 0; |
2004 | fschmid | 955 | int h = height(); |
956 | int w = width(); |
||
957 | QString ImgStr = ""; |
||
2884 | fschmid | 958 | ImgStr.reserve( h * w); |
2004 | fschmid | 959 | for( int yi=0; yi < h; ++yi ) |
960 | { |
||
961 | QRgb * s = (QRgb*)(scanLine( yi )); |
||
962 | for( int xi=0; xi < w; ++xi ) |
||
963 | { |
||
964 | QRgb r=*s; |
||
965 | int k = QMIN(qRound(0.3 * qRed(r) + 0.59 * qGreen(r) + 0.11 * qBlue(r)), 255); |
||
966 | *s = qRgba(k, 0, 0, 0); |
||
2884 | fschmid | 967 | ImgStr[i++] = k; |
2004 | fschmid | 968 | s++; |
969 | } |
||
970 | } |
||
971 | return ImgStr; |
||
972 | } |
||
973 | |||
974 | QString ScImage::ImageToCMYK_PDF(bool pre) |
||
975 | { |
||
2884 | fschmid | 976 | int i = 0; |
2004 | fschmid | 977 | int h = height(); |
978 | int w = width(); |
||
979 | QString ImgStr = ""; |
||
2884 | fschmid | 980 | ImgStr.reserve( 4 * h * w ); |
2004 | fschmid | 981 | if (pre) |
982 | { |
||
983 | for( int yi=0; yi < h; ++yi ) |
||
984 | { |
||
985 | QRgb * s = (QRgb*)(scanLine( yi )); |
||
986 | for( int xi=0; xi < w; ++xi ) |
||
987 | { |
||
988 | QRgb r=*s; |
||
989 | int c = qRed(r); |
||
990 | int m = qGreen(r); |
||
991 | int y = qBlue(r); |
||
992 | int k = qAlpha(r); |
||
2095 | fschmid | 993 | /* *s = qRgba(m, y, k, c); */ |
2884 | fschmid | 994 | ImgStr[i++] = static_cast<unsigned char> (c); |
995 | ImgStr[i++] = static_cast<unsigned char> (m); |
||
996 | ImgStr[i++] = static_cast<unsigned char> (y); |
||
997 | ImgStr[i++] = static_cast<unsigned char> (k); |
||
2004 | fschmid | 998 | s++; |
999 | } |
||
1000 | } |
||
1001 | } |
||
1002 | else |
||
1003 | { |
||
1004 | for( int yi=0; yi < h; ++yi ) |
||
1005 | { |
||
1006 | QRgb * s = (QRgb*)(scanLine( yi )); |
||
1007 | for( int xi=0; xi < w; ++xi ) |
||
1008 | { |
||
1009 | QRgb r=*s; |
||
1010 | int c = 255 - qRed(r); |
||
1011 | int m = 255 - qGreen(r); |
||
1012 | int y = 255 - qBlue(r); |
||
1013 | int k = QMIN(QMIN(c, m), y); |
||
2095 | fschmid | 1014 | // *s = qRgba(m, y, k, c); |
2633 | cbradney | 1015 | // *s = qRgba(c, m, y, k); |
2884 | fschmid | 1016 | ImgStr[i++] = static_cast<unsigned char> (c - k); |
1017 | ImgStr[i++] = static_cast<unsigned char> (m - k); |
||
1018 | ImgStr[i++] = static_cast<unsigned char> (y - k); |
||
1019 | ImgStr[i++] = static_cast<unsigned char> (k); |
||
2004 | fschmid | 1020 | s++; |
1021 | } |
||
1022 | } |
||
1023 | } |
||
1024 | return ImgStr; |
||
1025 | } |
||
1026 | |||
1027 | QString ScImage::ImageToCMYK_PS(int pl, bool pre) |
||
1028 | { |
||
2884 | fschmid | 1029 | int i = 0; |
2004 | fschmid | 1030 | int h = height(); |
1031 | int w = width(); |
||
1032 | QString ImgStr = ""; |
||
2884 | fschmid | 1033 | if(pl == -1) |
1034 | ImgStr.reserve(4 * h * w); |
||
1035 | else |
||
1036 | ImgStr.reserve(h * w); |
||
2004 | fschmid | 1037 | if (pre) |
1038 | { |
||
1039 | for( int yi=0; yi < h; ++yi ) |
||
1040 | { |
||
1041 | QRgb * s = (QRgb*)(scanLine( yi )); |
||
1042 | for( int xi=0; xi < w; ++xi ) |
||
1043 | { |
||
1044 | QRgb r=*s++; |
||
1045 | int c = qRed(r); |
||
1046 | int m = qGreen(r); |
||
1047 | int y = qBlue(r); |
||
1048 | int k = qAlpha(r); |
||
1049 | if (pl == -1) |
||
1050 | { |
||
2884 | fschmid | 1051 | ImgStr[i++] = static_cast<unsigned char> (c); |
1052 | ImgStr[i++] = static_cast<unsigned char> (m); |
||
1053 | ImgStr[i++] = static_cast<unsigned char> (y); |
||
1054 | ImgStr[i++] = static_cast<unsigned char> (k); |
||
2004 | fschmid | 1055 | } |
1056 | else |
||
1057 | { |
||
1058 | if (pl == -2) |
||
2884 | fschmid | 1059 | ImgStr[i++] = static_cast<unsigned char> (QMIN(255, qRound(0.3 * c + 0.59 * m + 0.11 * y + k))); |
2004 | fschmid | 1060 | if (pl == 1) |
2884 | fschmid | 1061 | ImgStr[i++] = static_cast<unsigned char> (c); |
2004 | fschmid | 1062 | if (pl == 2) |
2884 | fschmid | 1063 | ImgStr[i++] = static_cast<unsigned char> (m); |
2004 | fschmid | 1064 | if (pl == 3) |
2884 | fschmid | 1065 | ImgStr[i++] = static_cast<unsigned char> (y); |
2004 | fschmid | 1066 | if (pl == 0) |
2884 | fschmid | 1067 | ImgStr[i++] = static_cast<unsigned char> (k); |
2004 | fschmid | 1068 | } |
1069 | } |
||
1070 | } |
||
1071 | } |
||
1072 | else |
||
1073 | { |
||
1074 | for( int yi=0; yi < h; ++yi ) |
||
1075 | { |
||
1076 | QRgb * s = (QRgb*)(scanLine( yi )); |
||
1077 | for( int xi=0; xi < w; ++xi ) |
||
1078 | { |
||
1079 | QRgb r=*s++; |
||
1080 | int c = 255 - qRed(r); |
||
1081 | int m = 255 - qGreen(r); |
||
1082 | int y = 255 - qBlue(r); |
||
1083 | int k = QMIN(QMIN(c, m), y); |
||
1084 | if (pl == -1) |
||
1085 | { |
||
2884 | fschmid | 1086 | ImgStr[i++] = static_cast<unsigned char> (c - k); |
1087 | ImgStr[i++] = static_cast<unsigned char> (m - k); |
||
1088 | ImgStr[i++] = static_cast<unsigned char> (y - k); |
||
1089 | ImgStr[i++] = static_cast<unsigned char> (k); |
||
2004 | fschmid | 1090 | } |
1091 | else |
||
1092 | { |
||
1093 | if (pl == -2) |
||
2884 | fschmid | 1094 | ImgStr[i++] = static_cast<unsigned char> (QMIN(255, qRound(0.3 * c + 0.59 * m + 0.11 * y + k))); |
2004 | fschmid | 1095 | if (pl == 1) |
2884 | fschmid | 1096 | ImgStr[i++] = static_cast<unsigned char> (c - k); |
2004 | fschmid | 1097 | if (pl == 2) |
2884 | fschmid | 1098 | ImgStr[i++] = static_cast<unsigned char> (m - k); |
2004 | fschmid | 1099 | if (pl == 3) |
2884 | fschmid | 1100 | ImgStr[i++] = static_cast<unsigned char> (y - k); |
2004 | fschmid | 1101 | if (pl == 0) |
2884 | fschmid | 1102 | ImgStr[i++] = static_cast<unsigned char> (k); |
2004 | fschmid | 1103 | } |
1104 | } |
||
1105 | } |
||
1106 | } |
||
1107 | return ImgStr; |
||
1108 | } |
||
1109 | |||
1110 | // Check that the header is a valid PSD. |
||
1111 | bool ScImage::IsValid( const PSDHeader & header ) |
||
1112 | { |
||
1113 | if( header.signature != 0x38425053 ) |
||
1114 | return false; |
||
1115 | return true; |
||
1116 | } |
||
1117 | |||
1118 | // Check that the header is supported. |
||
1119 | bool ScImage::IsSupported( const PSDHeader & header ) |
||
1120 | { |
||
1121 | if ( header.version != 1 ) |
||
1122 | return false; |
||
1123 | if ( header.channel_count > 16 ) |
||
1124 | return false; |
||
1125 | if ( header.depth != 8 ) |
||
1126 | return false; |
||
3836 | fschmid | 1127 | if ((header.color_mode == CM_RGB) || (header.color_mode == CM_CMYK) |
1128 | || (header.color_mode == CM_GRAYSCALE) || (header.color_mode == CM_INDEXED)) |
||
2004 | fschmid | 1129 | return true; |
1130 | return false; |
||
1131 | } |
||
1132 | |||
1133 | unsigned char ScImage::INT_MULT ( unsigned char a, unsigned char b ) |
||
1134 | { |
||
1135 | int c = a * b + 0x80; |
||
1136 | return (unsigned char)(( ( c >> 8 ) + c ) >> 8); |
||
1137 | } |
||
1138 | |||
1139 | /*! |
||
1140 | * Convert a color in RGB space to HSV space (Hue, Saturation, Value). |
||
1141 | * \param red the red component (modified in place). |
||
1142 | * \param green the green component (modified in place). |
||
1143 | * \param blue the blue component (modified in place). |
||
1144 | */ |
||
1145 | void ScImage::RGBTOHSV ( uchar& red, uchar& green, uchar& blue ) |
||
1146 | { |
||
1147 | int r, g, b; |
||
1148 | double h, s, v; |
||
1149 | int min, max; |
||
1150 | h = 0.; |
||
1151 | r = red; |
||
1152 | g = green; |
||
1153 | b = blue; |
||
1154 | if ( r > g ) |
||
1155 | { |
||
1156 | max = QMAX( r, b ); |
||
1157 | min = QMIN( g, b ); |
||
1158 | } |
||
1159 | else |
||
1160 | { |
||
1161 | max = QMAX( g, b ); |
||
1162 | min = QMIN( r, b ); |
||
1163 | } |
||
1164 | v = max; |
||
1165 | if ( max != 0 ) |
||
1166 | s = ( ( max - min ) * 255 ) / (double)max; |
||
1167 | else |
||
1168 | s = 0; |
||
1169 | if ( s == 0 ) |
||
1170 | h = 0; |
||
1171 | else |
||
1172 | { |
||
1173 | int delta = max - min; |
||
1174 | if ( r == max ) |
||
1175 | h = ( g - b ) / (double)delta; |
||
1176 | else if ( g == max ) |
||
1177 | h = 2 + ( b - r ) / (double)delta; |
||
1178 | else if ( b == max ) |
||
1179 | h = 4 + ( r - g ) / (double)delta; |
||
1180 | h *= 42.5; |
||
1181 | if ( h < 0 ) |
||
1182 | h += 255; |
||
1183 | if ( h > 255 ) |
||
1184 | h -= 255; |
||
1185 | } |
||
1186 | red = (uchar)h; |
||
1187 | green = (uchar)s; |
||
1188 | blue = (uchar)v; |
||
1189 | } |
||
1190 | |||
1191 | /*! |
||
1192 | * Convert a color in HSV space to RGB space. |
||
1193 | * \param hue the hue component (modified in place). |
||
1194 | * \param saturation the saturation component (modified in place). |
||
1195 | * \param value the value component (modified in place). |
||
1196 | */ |
||
1197 | void ScImage::HSVTORGB ( uchar& hue, uchar& saturation, uchar& value ) |
||
1198 | { |
||
1199 | if ( saturation == 0 ) |
||
1200 | { |
||
1201 | hue = value; |
||
1202 | saturation = value; |
||
1203 | value = value; |
||
1204 | } |
||
1205 | else |
||
1206 | { |
||
1207 | double h = hue * 6. / 255.; |
||
1208 | double s = saturation / 255.; |
||
1209 | double v = value / 255.; |
||
1210 | |||
1211 | double f = h - (int)h; |
||
1212 | double p = v * ( 1. - s ); |
||
1213 | double q = v * ( 1. - ( s * f ) ); |
||
1214 | double t = v * ( 1. - ( s * ( 1. - f ) ) ); |
||
1215 | // Worth a note here that gcc 2.96 will generate different results |
||
1216 | // depending on optimization mode on i386. |
||
1217 | switch ((int)h) |
||
1218 | { |
||
1219 | case 0: |
||
1220 | hue = (uchar)( v * 255 ); |
||
1221 | saturation = (uchar)( t * 255 ); |
||
1222 | value = (uchar)( p * 255 ); |
||
1223 | break; |
||
1224 | case 1: |
||
1225 | hue = (uchar)( q * 255 ); |
||
1226 | saturation = (uchar)( v * 255 ); |
||
1227 | value = (uchar)( p * 255 ); |
||
1228 | break; |
||
1229 | case 2: |
||
1230 | hue = (uchar)( p * 255 ); |
||
1231 | saturation = (uchar)( v * 255 ); |
||
1232 | value = (uchar)( t * 255 ); |
||
1233 | break; |
||
1234 | case 3: |
||
1235 | hue = (uchar)( p * 255 ); |
||
1236 | saturation = (uchar)( q * 255 ); |
||
1237 | value = (uchar)( v * 255 ); |
||
1238 | break; |
||
1239 | case 4: |
||
1240 | hue = (uchar)( t * 255 ); |
||
1241 | saturation = (uchar)( p * 255 ); |
||
1242 | value = (uchar)( v * 255 ); |
||
1243 | break; |
||
1244 | case 5: |
||
1245 | hue = (uchar)( v * 255 ); |
||
1246 | saturation = (uchar)( p * 255 ); |
||
1247 | value = (uchar)( q * 255 ); |
||
1248 | } |
||
1249 | } |
||
1250 | } |
||
1251 | |||
1252 | /*! |
||
1253 | * Convert a color in RGB space to HLS space (Hue, Lightness, Saturation). |
||
1254 | * \param red the red component (modified in place). |
||
1255 | * \param green the green component (modified in place). |
||
1256 | * \param blue the blue component (modified in place). |
||
1257 | */ |
||
1258 | void ScImage::RGBTOHLS ( uchar& red, uchar& green, uchar& blue ) |
||
1259 | { |
||
1260 | int r = red; |
||
1261 | int g = green; |
||
1262 | int b = blue; |
||
1263 | int min, max; |
||
1264 | if ( r > g ) |
||
1265 | { |
||
1266 | max = QMAX( r, b ); |
||
1267 | min = QMIN( g, b ); |
||
1268 | } |
||
1269 | else |
||
1270 | { |
||
1271 | max = QMAX( g, b ); |
||
1272 | min = QMIN( r, b ); |
||
1273 | } |
||
1274 | double h; |
||
1275 | double l = ( max + min ) / 2.; |
||
1276 | double s; |
||
1277 | if ( max == min ) |
||
1278 | { |
||
1279 | s = 0.; |
||
1280 | h = 0.; |
||
1281 | } |
||
1282 | else |
||
1283 | { |
||
1284 | int delta = max - min; |
||
1285 | if ( l < 128 ) |
||
1286 | s = 255 * (double)delta / (double)( max + min ); |
||
1287 | else |
||
1288 | s = 255 * (double)delta / (double)( 511 - max - min ); |
||
1289 | if ( r == max ) |
||
1290 | h = ( g - b ) / (double)delta; |
||
1291 | else if ( g == max ) |
||
1292 | h = 2 + ( b - r ) / (double)delta; |
||
1293 | else |
||
1294 | h = 4 + ( r - g ) / (double)delta; |
||
1295 | h *= 42.5; |
||
1296 | if ( h < 0 ) |
||
1297 | h += 255; |
||
1298 | else if ( h > 255 ) |
||
1299 | h -= 255; |
||
1300 | } |
||
1301 | red = (uchar)h; |
||
1302 | green = (uchar)l; |
||
1303 | blue = (uchar)s; |
||
1304 | } |
||
1305 | |||
1306 | /*! |
||
1307 | * Implement the HLS "double hex-cone". |
||
1308 | * \param n1 lightness fraction (?) |
||
1309 | * \param n2 saturation fraction (?) |
||
1310 | * \param hue hue "angle". |
||
1311 | * \return HLS value. |
||
1312 | */ |
||
1313 | int ScImage::HLSVALUE ( double n1, double n2, double hue ) |
||
1314 | { |
||
1315 | double value; |
||
1316 | if ( hue > 255 ) |
||
1317 | hue -= 255; |
||
1318 | else if ( hue < 0 ) |
||
1319 | hue += 255; |
||
1320 | if ( hue < 42.5 ) |
||
1321 | value = n1 + ( n2 - n1 ) * ( hue / 42.5 ); |
||
1322 | else if ( hue < 127.5 ) |
||
1323 | value = n2; |
||
1324 | else if ( hue < 170 ) |
||
1325 | value = n1 + ( n2 - n1 ) * ( ( 170 - hue ) / 42.5 ); |
||
1326 | else |
||
1327 | value = n1; |
||
1328 | return (int)( value * 255 ); |
||
1329 | } |
||
1330 | |||
1331 | /*! |
||
1332 | * Convert a color in HLS space to RGB space. |
||
1333 | * \param hue the hue component (modified in place). |
||
1334 | * \param lightness the lightness component (modified in place). |
||
1335 | * \param saturation the saturation component (modified in place). |
||
1336 | */ |
||
1337 | void ScImage::HLSTORGB ( uchar& hue, uchar& lightness, uchar& saturation ) |
||
1338 | { |
||
1339 | double h = hue; |
||
1340 | double l = lightness; |
||
1341 | double s = saturation; |
||
1342 | if ( s == 0 ) |
||
1343 | { |
||
1344 | hue = (uchar)l; |
||
1345 | lightness = (uchar)l; |
||
1346 | saturation = (uchar)l; |
||
1347 | } |
||
1348 | else |
||
1349 | { |
||
1350 | double m1, m2; |
||
1351 | if ( l < 128 ) |
||
1352 | m2 = ( l * ( 255 + s ) ) / 65025.; |
||
1353 | else |
||
1354 | m2 = ( l + s - ( l * s ) / 255. ) / 255.; |
||
1355 | m1 = ( l / 127.5 ) - m2; |
||
1356 | hue = HLSVALUE( m1, m2, h + 85 ); |
||
1357 | lightness = HLSVALUE( m1, m2, h ); |
||
1358 | saturation = HLSVALUE( m1, m2, h - 85 ); |
||
1359 | } |
||
1360 | } |
||
1361 | |||
3802 | fschmid | 1362 | bool ScImage::loadChannel( QDataStream & s, const PSDHeader & header, QValueList<PSDLayer> &layerInfo, uint layer, int channel, int component, QImage &tmpImg) |
1363 | { |
||
1364 | uint base = s.device()->at(); |
||
1365 | uchar cbyte; |
||
1366 | ushort compression; |
||
1367 | s >> compression; |
||
1368 | if( compression > 1 ) |
||
1369 | return false; |
||
1370 | if (compression == 0) |
||
1371 | { |
||
1372 | int count = layerInfo[layer].channelLen[channel]-2; |
||
1373 | for (int i = 0; i < tmpImg.height(); i++) |
||
1374 | { |
||
1375 | uchar *ptr = tmpImg.scanLine(i); |
||
1376 | for (int j = 0; j < tmpImg.width(); j++) |
||
1377 | { |
||
1378 | s >> cbyte; |
||
1379 | count--; |
||
1380 | if (header.color_mode == CM_CMYK) |
||
1381 | cbyte = 255 - cbyte; |
||
3814 | fschmid | 1382 | if ((header.color_mode == CM_GRAYSCALE) && (component != 3)) |
1383 | { |
||
1384 | ptr[0] = cbyte; |
||
1385 | ptr[1] = cbyte; |
||
1386 | ptr[2] = cbyte; |
||
1387 | } |
||
3836 | fschmid | 1388 | else if ((header.color_mode == CM_INDEXED) && (component != 3)) |
1389 | { |
||
1390 | int ccol = colorTable[cbyte]; |
||
4099 | fschmid | 1391 | ptr[2] = qRed(ccol); |
3836 | fschmid | 1392 | ptr[1] = qGreen(ccol); |
4099 | fschmid | 1393 | ptr[0] = qBlue(ccol); |
3836 | fschmid | 1394 | } |
3814 | fschmid | 1395 | else |
1396 | { |
||
1397 | if (channel < 4) |
||
1398 | ptr[component] = cbyte; |
||
1399 | } |
||
3802 | fschmid | 1400 | if (count == 0) |
1401 | break; |
||
1402 | ptr += 4; |
||
1403 | } |
||
1404 | if (count == 0) |
||
1405 | break; |
||
1406 | } |
||
1407 | } |
||
1408 | else |
||
1409 | { |
||
1410 | s.device()->at( s.device()->at() + tmpImg.height() * 2 ); |
||
1411 | uint pixel_count = tmpImg.width(); |
||
1412 | for (int hh = 0; hh < tmpImg.height(); hh++) |
||
1413 | { |
||
1414 | uint count = 0; |
||
1415 | uchar *ptr = tmpImg.scanLine(hh); |
||
1416 | uchar *ptr2 = ptr+tmpImg.width() * 4; |
||
1417 | ptr += component; |
||
1418 | while( count < pixel_count ) |
||
1419 | { |
||
1420 | uchar c; |
||
1421 | if(s.atEnd()) |
||
1422 | return false; |
||
1423 | s >> c; |
||
1424 | uint len = c; |
||
1425 | if( len < 128 ) |
||
1426 | { |
||
1427 | // Copy next len+1 bytes literally. |
||
1428 | len++; |
||
1429 | count += len; |
||
1430 | while( len != 0 ) |
||
1431 | { |
||
1432 | s >> cbyte; |
||
1433 | if (ptr < ptr2) |
||
1434 | { |
||
1435 | if (header.color_mode == CM_CMYK) |
||
1436 | cbyte = 255 - cbyte; |
||
3814 | fschmid | 1437 | if ((header.color_mode == CM_GRAYSCALE) && (component != 3)) |
1438 | { |
||
1439 | ptr -= component; |
||
1440 | ptr[0] = cbyte; |
||
1441 | ptr[1] = cbyte; |
||
1442 | ptr[2] = cbyte; |
||
1443 | ptr += component; |
||
1444 | } |
||
3836 | fschmid | 1445 | else if ((header.color_mode == CM_INDEXED) && (component != 3)) |
1446 | { |
||
1447 | ptr -= component; |
||
1448 | int ccol = colorTable[cbyte]; |
||
4099 | fschmid | 1449 | ptr[2] = qRed(ccol); |
3836 | fschmid | 1450 | ptr[1] = qGreen(ccol); |
4099 | fschmid | 1451 | ptr[0] = qBlue(ccol); |
3836 | fschmid | 1452 | ptr += component; |
1453 | } |
||
3814 | fschmid | 1454 | else |
1455 | { |
||
1456 | *ptr = cbyte; |
||
1457 | } |
||
3802 | fschmid | 1458 | } |
1459 | ptr += 4; |
||
1460 | len--; |
||
1461 | } |
||
1462 | } |
||
1463 | else if( len > 128 ) |
||
1464 | { |
||
1465 | // Next -len+1 bytes in the dest are replicated from next source byte. |
||
1466 | // (Interpret len as a negative 8-bit int.) |
||
1467 | len ^= 0xFF; |
||
1468 | len += 2; |
||
1469 | count += len; |
||
1470 | uchar val; |
||
1471 | s >> val; |
||
1472 | if (header.color_mode == CM_CMYK) |
||
1473 | val = 255 - val; |
||
1474 | while( len != 0 ) |
||
1475 | { |
||
1476 | if (ptr < ptr2) |
||
3814 | fschmid | 1477 | { |
1478 | if ((header.color_mode == CM_GRAYSCALE) && (component != 3)) |
||
1479 | { |
||
1480 | ptr -= component; |
||
1481 | ptr[0] = val; |
||
1482 | ptr[1] = val; |
||
1483 | ptr[2] = val; |
||
1484 | ptr += component; |
||
1485 | } |
||
3836 | fschmid | 1486 | else if ((header.color_mode == CM_INDEXED) && (component != 3)) |
1487 | { |
||
1488 | ptr -= component; |
||
1489 | int ccol = colorTable[val]; |
||
4099 | fschmid | 1490 | ptr[2] = qRed(ccol); |
3836 | fschmid | 1491 | ptr[1] = qGreen(ccol); |
4099 | fschmid | 1492 | ptr[0] = qBlue(ccol); |
3836 | fschmid | 1493 | ptr += component; |
1494 | } |
||
3814 | fschmid | 1495 | else |
1496 | *ptr = val; |
||
1497 | } |
||
3802 | fschmid | 1498 | ptr += 4; |
1499 | len--; |
||
1500 | } |
||
1501 | } |
||
1502 | else if( len == 128 ) |
||
1503 | { |
||
1504 | // No-op. |
||
1505 | } |
||
1506 | } |
||
1507 | } |
||
1508 | } |
||
1509 | s.device()->at( base+layerInfo[layer].channelLen[channel] ); |
||
1510 | return true; |
||
1511 | } |
||
1512 | |||
2004 | fschmid | 1513 | bool ScImage::loadLayerChannels( QDataStream & s, const PSDHeader & header, QValueList<PSDLayer> &layerInfo, uint layer, bool* firstLayer) |
1514 | { |
||
1515 | // Find out if the data is compressed. |
||
1516 | // Known values: |
||
1517 | // 0: no compression |
||
1518 | // 1: RLE compressed |
||
3814 | fschmid | 1519 | uint base = s.device()->at(); |
1520 | uint base2 = base; |
||
1521 | uint channel_num = layerInfo[layer].channelLen.count(); |
||
3802 | fschmid | 1522 | QImage tmpImg = QImage(); |
1523 | QImage mask = QImage(); |
||
1524 | if( !tmpImg.create( layerInfo[layer].width, layerInfo[layer].height, 32 )) |
||
3814 | fschmid | 1525 | { |
1526 | for(uint channel = 0; channel < channel_num; channel++) |
||
1527 | { |
||
1528 | base2 += layerInfo[layer].channelLen[channel]; |
||
1529 | } |
||
1530 | s.device()->at( base2 ); |
||
3802 | fschmid | 1531 | return false; |
3814 | fschmid | 1532 | } |
5010 | fschmid | 1533 | tmpImg.fill(qRgba(255, 255, 255, 0)); |
2004 | fschmid | 1534 | tmpImg.setAlphaBuffer( true ); |
1535 | channel_num = QMIN(channel_num, 39); |
||
1536 | uint components[40]; |
||
1537 | for(uint channel = 0; channel < channel_num; channel++) |
||
1538 | { |
||
1539 | switch(layerInfo[layer].channelType[channel]) |
||
1540 | { |
||
1541 | case 0: |
||
1542 | components[channel] = 2; |
||
1543 | break; |
||
1544 | case 1: |
||
1545 | components[channel] = 1; |
||
1546 | break; |
||
1547 | case 2: |
||
1548 | components[channel] = 0; |
||
1549 | break; |
||
1550 | case 3: |
||
1551 | components[channel] = 3; |
||
1552 | break; |
||
1553 | case -1: |
||
1554 | case -2: |
||
1555 | components[channel] = 3; |
||
1556 | break; |
||
1557 | } |
||
1558 | } |
||
3802 | fschmid | 1559 | if (channel_num < 4) |
2004 | fschmid | 1560 | { |
3802 | fschmid | 1561 | for (int i = 0; i < tmpImg.height(); i++) |
2004 | fschmid | 1562 | { |
3802 | fschmid | 1563 | QRgb * s = (QRgb*)(tmpImg.scanLine( i )); |
1564 | for (int j = 0; j < tmpImg.width(); j++) |
||
2004 | fschmid | 1565 | { |
3922 | fschmid | 1566 | *s++ = qRgba(255, 255, 255, 255); |
2004 | fschmid | 1567 | } |
1568 | } |
||
1569 | } |
||
3802 | fschmid | 1570 | for(uint channel = 0; channel < channel_num; channel++) |
2004 | fschmid | 1571 | { |
3802 | fschmid | 1572 | if ((layerInfo[layer].channelType[channel] < 0) && (header.color_mode == CM_CMYK)) |
3764 | fschmid | 1573 | { |
3802 | fschmid | 1574 | s.device()->at( base+layerInfo[layer].channelLen[channel] ); |
1575 | base = base+layerInfo[layer].channelLen[channel]; |
||
1576 | continue; |
||
3764 | fschmid | 1577 | } |
4268 | fschmid | 1578 | // if ((layerInfo[layer].channelType[channel] == -2) || (layerInfo[layer].channelType[channel] == -1)) |
3802 | fschmid | 1579 | if (layerInfo[layer].channelType[channel] == -2) |
2004 | fschmid | 1580 | { |
3802 | fschmid | 1581 | if (!mask.create( layerInfo[layer].maskWidth, layerInfo[layer].maskHeight, 32 )) |
4268 | fschmid | 1582 | // { |
1583 | // if (!mask.create(layerInfo[layer].width, layerInfo[layer].height, 32 )) |
||
1584 | break; |
||
1585 | // } |
||
5010 | fschmid | 1586 | mask.fill(qRgba(255, 255, 255, 0)); |
3802 | fschmid | 1587 | mask.setAlphaBuffer( true ); |
1588 | if (!loadChannel(s, header, layerInfo, layer, channel, components[channel], mask)) |
||
1589 | break; |
||
2004 | fschmid | 1590 | } |
3802 | fschmid | 1591 | else |
1592 | { |
||
1593 | if (!loadChannel(s, header, layerInfo, layer, channel, components[channel], tmpImg)) |
||
1594 | break; |
||
1595 | } |
||
2004 | fschmid | 1596 | } |
3799 | fschmid | 1597 | for(uint channel = 0; channel < channel_num; channel++) |
1598 | { |
||
1599 | base2 += layerInfo[layer].channelLen[channel]; |
||
1600 | } |
||
1601 | s.device()->at( base2 ); |
||
2004 | fschmid | 1602 | QImage tmpImg2 = tmpImg.copy(); |
1603 | if (header.color_mode == CM_CMYK) |
||
1604 | { |
||
1605 | for (int i = 0; i < tmpImg.height(); i++) |
||
1606 | { |
||
2766 | cbradney | 1607 | unsigned int *ptr = (unsigned int *) tmpImg.scanLine(i); |
1608 | unsigned int *ptr2 = (unsigned int *) tmpImg2.scanLine(i); |
||
2004 | fschmid | 1609 | unsigned char r, g, b; |
1610 | for (int j = 0; j < tmpImg.width(); j++) |
||
1611 | { |
||
2766 | cbradney | 1612 | unsigned char *p = (unsigned char *) ptr; |
1613 | unsigned char *p2 = (unsigned char *) ptr2; |
||
1614 | r = 255 - QMIN(255, p[0] + p[3]); |
||
1615 | g = 255 - QMIN(255, p[1] + p[3]); |
||
1616 | b = 255 - QMIN(255, p[2] + p[3]); |
||
1617 | p2[0] = r; |
||
1618 | p2[1] = g; |
||
1619 | p2[2] = b; |
||
1620 | p2[3] = 255; |
||
2004 | fschmid | 1621 | ptr++; |
2766 | cbradney | 1622 | ptr2++; |
2004 | fschmid | 1623 | } |
1624 | } |
||
1625 | } |
||
1626 | QImage imt; |
||
1627 | double sx = tmpImg.width() / 40.0; |
||
1628 | double sy = tmpImg.height() / 40.0; |
||
1629 | imt = sy < sx ? tmpImg2.smoothScale(qRound(tmpImg.width() / sx), qRound(tmpImg.height() / sx)) : |
||
2095 | fschmid | 1630 | tmpImg2.smoothScale(qRound(tmpImg.width() / sy), qRound(tmpImg.height() / sy)); |
2004 | fschmid | 1631 | layerInfo[layer].thumb = imt.copy(); |
1632 | bool visible = !(layerInfo[layer].flags & 2); |
||
1633 | if ((imgInfo.isRequest) && (imgInfo.RequestProps.contains(layer))) |
||
1634 | visible = imgInfo.RequestProps[layer].visible; |
||
1635 | if (visible) |
||
1636 | { |
||
3799 | fschmid | 1637 | unsigned int startSrcY, startSrcX, startDstY, startDstX; |
1638 | if (layerInfo[layer].ypos < 0) |
||
1639 | { |
||
1640 | startSrcY = abs(layerInfo[layer].ypos); |
||
1641 | startDstY = 0; |
||
1642 | } |
||
1643 | else |
||
1644 | { |
||
1645 | startSrcY = 0; |
||
1646 | startDstY = layerInfo[layer].ypos; |
||
1647 | } |
||
1648 | if (layerInfo[layer].xpos < 0) |
||
1649 | { |
||
1650 | startSrcX = abs(layerInfo[layer].xpos); |
||
1651 | startDstX = 0; |
||
1652 | } |
||
1653 | else |
||
1654 | { |
||
1655 | startSrcX = 0; |
||
1656 | startDstX = layerInfo[layer].xpos; |
||
1657 | } |
||
3802 | fschmid | 1658 | unsigned int startSrcYm, startSrcXm, startDstYm, startDstXm; |
1659 | if (layerInfo[layer].maskYpos < 0) |
||
1660 | { |
||
1661 | startSrcYm = abs(layerInfo[layer].maskYpos); |
||
1662 | startDstYm = 0; |
||
1663 | } |
||
1664 | else |
||
1665 | { |
||
1666 | startSrcYm = 0; |
||
1667 | startDstYm = layerInfo[layer].maskYpos; |
||
1668 | } |
||
1669 | if (layerInfo[layer].maskXpos < 0) |
||
1670 | { |
||
1671 | startSrcXm = abs(layerInfo[layer].maskXpos); |
||
1672 | startDstXm = 0; |
||
1673 | } |
||
1674 | else |
||
1675 | { |
||
1676 | startSrcXm = 0; |
||
1677 | startDstXm = layerInfo[layer].maskXpos; |
||
1678 | } |
||
3922 | fschmid | 1679 | QString layBlend2 = layerInfo[layer].blend; |
1680 | if ((imgInfo.isRequest) && (imgInfo.RequestProps.contains(layer))) |
||
1681 | layBlend2 = imgInfo.RequestProps[layer].blend; |
||
1682 | if ((layBlend2 == "diss") && (header.color_mode != CM_CMYK)) |
||
1683 | { |
||
1684 | for (int l = 0; l < tmpImg.height(); l++) |
||
1685 | { |
||
1686 | srand(random_table[ l % 4096]); |
||
1687 | for (int k = 0; k < tmpImg.width(); k++) |
||
1688 | { |
||
1689 | int rand_val = rand() & 0xff; |
||
1690 | QRgb pixel = tmpImg.pixel(k, l); |
||
1691 | if (rand_val > 128) |
||
1692 | tmpImg.setPixel(k, l, qRgba(qRed(pixel), qGreen(pixel), qBlue(pixel), 0)); |
||
1693 | } |
||
1694 | } |
||
1695 | } |
||
2004 | fschmid | 1696 | if (*firstLayer) |
1697 | { |
||
3799 | fschmid | 1698 | for( int yi=static_cast<int>(startSrcY); yi < QMIN(tmpImg.height(), height()); ++yi ) |
2004 | fschmid | 1699 | { |
1700 | QRgb *s = (QRgb*)(tmpImg.scanLine( yi )); |
||
3799 | fschmid | 1701 | QRgb *d = (QRgb*)(scanLine( QMIN(static_cast<int>(startDstY), height()-1) )); |
1702 | d += QMIN(static_cast<int>(startDstX), width()-1); |
||
3802 | fschmid | 1703 | s += QMIN(static_cast<int>(startSrcX), tmpImg.width()-1); |
4268 | fschmid | 1704 | /* unsigned int *srcm; |
1705 | if (!mask.isNull()) |
||
1706 | { |
||
1707 | srcm = (unsigned int *)mask.scanLine(QMIN(yi, mask.height()-1)); |
||
1708 | srcm += QMIN(static_cast<int>(startSrcXm), mask.width()-1); |
||
1709 | } */ |
||
3799 | fschmid | 1710 | for(int xi=static_cast<int>(startSrcX); xi < QMIN(tmpImg.width(), width()); ++xi ) |
2004 | fschmid | 1711 | { |
1712 | (*d) = (*s); |
||
4268 | fschmid | 1713 | /* unsigned char *sm = (unsigned char *) srcm; |
1714 | unsigned char *sc = (unsigned char *) d; |
||
1715 | unsigned char *ss = (unsigned char *) s; |
||
1716 | if (!mask.isNull()) |
||
1717 | { |
||
1718 | if (header.color_mode == CM_CMYK) |
||
1719 | { |
||
1720 | sc[0] = (sc[0] * (255 - sm[3]) + ss[0] * sm[3]) / 255; |
||
1721 | sc[1] = (sc[1] * (255 - sm[3]) + ss[1] * sm[3]) / 255; |
||
1722 | sc[2] = (sc[2] * (255 - sm[3]) + ss[2] * sm[3]) / 255; |
||
1723 | sc[3] = (sc[3] * (255 - sm[3]) + ss[3] * sm[3]) / 255; |
||
1724 | } |
||
1725 | else |
||
1726 | sc[3] = sm[3]; |
||
1727 | } |
||
1728 | srcm++; */ |
||
2004 | fschmid | 1729 | s++; |
1730 | d++; |
||
1731 | } |
||
3799 | fschmid | 1732 | startDstY++; |
2004 | fschmid | 1733 | } |
1734 | } |
||
1735 | else |
||
1736 | { |
||
3799 | fschmid | 1737 | for (int i = static_cast<int>(startSrcY); i < layerInfo[layer].height; i++) |
2004 | fschmid | 1738 | { |
3799 | fschmid | 1739 | unsigned int *dst = (unsigned int *)scanLine(QMIN(static_cast<int>(startDstY), height()-1)); |
1740 | unsigned int *src = (unsigned int *)tmpImg.scanLine(QMIN(i, tmpImg.height()-1)); |
||
1741 | dst += QMIN(static_cast<int>(startDstX), width()-1); |
||
3802 | fschmid | 1742 | src += QMIN(static_cast<int>(startSrcX), tmpImg.width()-1); |
4849 | cbradney | 1743 | unsigned int *srcm = 0; |
3802 | fschmid | 1744 | if (!mask.isNull()) |
1745 | { |
||
1746 | srcm = (unsigned int *)mask.scanLine(QMIN(i, mask.height()-1)); |
||
1747 | srcm += QMIN(static_cast<int>(startSrcXm), mask.width()-1); |
||
1748 | } |
||
3799 | fschmid | 1749 | startDstY++; |
3802 | fschmid | 1750 | unsigned char r, g, b, a, src_r, src_g, src_b, src_a, mask_a; |
4849 | cbradney | 1751 | //<<#3356 |
1752 | unsigned int maxDestX = width() - startDstX + startSrcX - 1; |
||
1753 | for (unsigned int j = startSrcX; j < QMIN(maxDestX, static_cast<unsigned int>(layerInfo[layer].width)); j++) |
||
1754 | //for (unsigned int j = startSrcX; j < static_cast<unsigned int>(layerInfo[layer].width); j++) |
||
1755 | //>>#3356 |
||
2004 | fschmid | 1756 | { |
2766 | cbradney | 1757 | unsigned char *d = (unsigned char *) dst; |
1758 | unsigned char *s = (unsigned char *) src; |
||
3802 | fschmid | 1759 | unsigned char *sm = (unsigned char *) srcm; |
2766 | cbradney | 1760 | src_r = s[0]; |
1761 | src_g = s[1]; |
||
1762 | src_b = s[2]; |
||
1763 | src_a = s[3]; |
||
3802 | fschmid | 1764 | if (!mask.isNull()) |
1765 | mask_a = sm[3]; |
||
2004 | fschmid | 1766 | QString layBlend = layerInfo[layer].blend; |
1767 | if ((imgInfo.isRequest) && (imgInfo.RequestProps.contains(layer))) |
||
1768 | layBlend = imgInfo.RequestProps[layer].blend; |
||
1769 | if (layBlend == "mul ") |
||
1770 | { |
||
1771 | if (header.color_mode == CM_CMYK) |
||
3764 | fschmid | 1772 | { |
1773 | src_r = INT_MULT(src_r, d[0]); |
||
1774 | src_g = INT_MULT(src_g, d[1]); |
||
1775 | src_b = INT_MULT(src_b, d[2]); |
||
2766 | cbradney | 1776 | src_a = INT_MULT(src_a, d[3]); |
3764 | fschmid | 1777 | } |
2004 | fschmid | 1778 | else |
3764 | fschmid | 1779 | { |
1780 | if (d[3] > 0) |
||
1781 | { |
||
1782 | src_r = INT_MULT(src_r, d[0]); |
||
1783 | src_g = INT_MULT(src_g, d[1]); |
||
1784 | src_b = INT_MULT(src_b, d[2]); |
||
1785 | } |
||
1786 | } |
||
2004 | fschmid | 1787 | } |
1788 | else if (layBlend == "scrn") |
||
1789 | { |
||
1790 | if (header.color_mode == CM_CMYK) |
||
3764 | fschmid | 1791 | { |
1792 | src_r = 255 - INT_MULT(255 - d[0], 255 - src_r); |
||
1793 | src_g = 255 - INT_MULT(255 - d[1], 255 - src_g); |
||
1794 | src_b = 255 - INT_MULT(255 - d[2], 255 - src_b); |
||
2766 | cbradney | 1795 | src_a = 255 - INT_MULT(255 - d[3], 255 - src_a); |
3764 | fschmid | 1796 | } |
2004 | fschmid | 1797 | else |
3764 | fschmid | 1798 | { |
1799 | if (d[3] > 0) |
||
1800 | { |
||
1801 | src_r = 255 - INT_MULT(255 - d[0], 255 - src_r); |
||
1802 | src_g = 255 - INT_MULT(255 - d[1], 255 - src_g); |
||
1803 | src_b = 255 - INT_MULT(255 - d[2], 255 - src_b); |
||
1804 | } |
||
1805 | } |
||
2004 | fschmid | 1806 | } |
1807 | else if (layBlend == "over") |
||
1808 | { |
||
1809 | if (header.color_mode == CM_CMYK) |
||
3764 | fschmid | 1810 | { |
1811 | src_r = INT_MULT(d[0], d[0] + INT_MULT(2 * src_r, 255 - d[0])); |
||
1812 | src_g = INT_MULT(d[1], d[1] + INT_MULT(2 * src_g, 255 - d[1])); |
||
1813 | src_b = INT_MULT(d[2], d[2] + INT_MULT(2 * src_b, 255 - d[2])); |
||
2766 | cbradney | 1814 | src_a = INT_MULT(d[3], d[3] + INT_MULT(2 * src_a, 255 - d[3])); |
3764 | fschmid | 1815 | } |
2004 | fschmid | 1816 | else |
3764 | fschmid | 1817 | { |
1818 | if (d[3] > 0) |
||
1819 | { |
||
1820 | src_r = INT_MULT(d[0], d[0] + INT_MULT(2 * src_r, 255 - d[0])); |
||
1821 | src_g = INT_MULT(d[1], d[1] + INT_MULT(2 * src_g, 255 - d[1])); |
||
1822 | src_b = INT_MULT(d[2], d[2] + INT_MULT(2 * src_b, 255 - d[2])); |
||
1823 | } |
||
1824 | } |
||
2004 | fschmid | 1825 | } |
1826 | else if (layBlend == "diff") |
||
1827 | { |
||
1828 | if (header.color_mode == CM_CMYK) |
||
3764 | fschmid | 1829 | { |
1830 | src_r = d[0] > src_r ? d[0] - src_r : src_r - d[0]; |
||
1831 | src_g = d[1] > src_g ? d[1] - src_g : src_g - d[1]; |
||
1832 | src_b = d[2] > src_b ? d[2] - src_b : src_b - d[2]; |
||
2766 | cbradney | 1833 | src_a = d[3] > src_a ? d[3] - src_a : src_a - d[3]; |
3764 | fschmid | 1834 | } |
2004 | fschmid | 1835 | else |
3764 | fschmid | 1836 | { |
1837 | if (d[3] > 0) |
||
1838 | { |
||
1839 | src_r = d[0] > src_r ? d[0] - src_r : src_r - d[0]; |
||
1840 | src_g = d[1] > src_g ? d[1] - src_g : src_g - d[1]; |
||
1841 | src_b = d[2] > src_b ? d[2] - src_b : src_b - d[2]; |
||
1842 | } |
||
1843 | } |
||
2004 | fschmid | 1844 | } |
1845 | else if (layBlend == "dark") |
||
1846 | { |
||
1847 | if (header.color_mode == CM_CMYK) |
||
3764 | fschmid | 1848 | { |
1849 | src_r = d[0] < src_r ? d[0] : src_r; |
||
1850 | src_g = d[1] < src_g ? d[1] : src_g; |
||
1851 | src_b = d[2] < src_b ? d[2] : src_b; |
||
2766 | cbradney | 1852 | src_a = d[3] < src_a ? d[3] : src_a; |
3764 | fschmid | 1853 | } |
2004 | fschmid | 1854 | else |
3764 | fschmid | 1855 | { |
1856 | if (d[3] > 0) |
||
1857 | { |
||
1858 | src_r = d[0] < src_r ? d[0] : src_r; |
||
1859 | src_g = d[1] < src_g ? d[1] : src_g; |
||
1860 | src_b = d[2] < src_b ? d[2] : src_b; |
||
1861 | } |
||
1862 | } |
||
2004 | fschmid | 1863 | } |
3871 | fschmid | 1864 | else if (layBlend == "hLit") |
1865 | { |
||
1866 | if (header.color_mode == CM_CMYK) |
||
1867 | { |
||
3872 | fschmid | 1868 | src_r = src_r < 128 ? src_r * d[0] / 128 : 255 - ((255-src_r) * (255-d[0]) / 128); |
1869 | src_g = src_g < 128 ? src_g * d[1] / 128 : 255 - ((255-src_g) * (255-d[1]) / 128); |
||
1870 | src_b = src_b < 128 ? src_b * d[2] / 128 : 255 - ((255-src_b) * (255-d[2]) / 128); |
||
1871 | src_a = src_a < 128 ? src_a * d[3] / 128 : 255 - ((255-src_a) * (255-d[3]) / 128); |
||
3871 | fschmid | 1872 | } |
1873 | else |
||
1874 | { |
||
1875 | if (d[3] > 0) |
||
1876 | { |
||
3872 | fschmid | 1877 | src_r = src_r < 128 ? src_r * d[0] / 128 : 255 - ((255-src_r) * (255-d[0]) / 128); |
1878 | src_g = src_g < 128 ? src_g * d[1] / 128 : 255 - ((255-src_g) * (255-d[1]) / 128); |
||
1879 | src_b = src_b < 128 ? src_b * d[2] / 128 : 255 - ((255-src_b) * (255-d[2]) / 128); |
||
3871 | fschmid | 1880 | } |
1881 | } |
||
1882 | } |
||
3872 | fschmid | 1883 | else if (layBlend == "sLit") |
1884 | { |
||
1885 | if (header.color_mode == CM_CMYK) |
||
1886 | { |
||
1887 | src_r = src_r * d[0] / 256 + src_r * (255 - ((255-src_r)*(255-d[0]) / 256) - src_r * d[0] / 256) / 256; |
||
1888 | src_g = src_g * d[1] / 256 + src_g * (255 - ((255-src_g)*(255-d[1]) / 256) - src_g * d[1] / 256) / 256; |
||
1889 | src_b = src_b * d[2] / 256 + src_b * (255 - ((255-src_b)*(255-d[2]) / 256) - src_b * d[2] / 256) / 256; |
||
1890 | src_a = src_a * d[3] / 256 + src_a * (255 - ((255-src_a)*(255-d[3]) / 256) - src_a * d[3] / 256) / 256; |
||
1891 | } |
||
1892 | else |
||
1893 | { |
||
1894 | if (d[3] > 0) |
||
1895 | { |
||
1896 | src_r = src_r * d[0] / 256 + src_r * (255 - ((255-src_r)*(255-d[0]) / 256) - src_r * d[0] / 256) / 256; |
||
1897 | src_g = src_g * d[1] / 256 + src_g * (255 - ((255-src_g)*(255-d[1]) / 256) - src_g * d[1] / 256) / 256; |
||
1898 | src_b = src_b * d[2] / 256 + src_b * (255 - ((255-src_b)*(255-d[2]) / 256) - src_b * d[2] / 256) / 256; |
||
1899 | } |
||
1900 | } |
||
1901 | } |
||
2004 | fschmid | 1902 | else if (layBlend == "lite") |
1903 | { |
||
1904 | if (header.color_mode == CM_CMYK) |
||
3764 | fschmid | 1905 | { |
1906 | src_r = d[0] < src_r ? src_r : d[0]; |
||
1907 | src_g = d[1] < src_g ? src_g : d[1]; |
||
1908 | src_b = d[2] < src_b ? src_b : d[2]; |
||
2766 | cbradney | 1909 | src_a = d[3] < src_a ? src_a : d[3]; |
3764 | fschmid | 1910 | } |
2004 | fschmid | 1911 | else |
3764 | fschmid | 1912 | { |
1913 | if (d[3] > 0) |
||
1914 | { |
||
1915 | src_r = d[0] < src_r ? src_r : d[0]; |
||
1916 | src_g = d[1] < src_g ? src_g : d[1]; |
||
1917 | src_b = d[2] < src_b ? src_b : d[2]; |
||
1918 | } |
||
1919 | } |
||
2004 | fschmid | 1920 | } |
3898 | fschmid | 1921 | else if (layBlend == "smud") |
1922 | { |
||
1923 | if (header.color_mode == CM_CMYK) |
||
1924 | { |
||
1925 | src_r = d[0] + src_r - src_r * d[0] / 128; |
||
1926 | src_g = d[1] + src_g - src_g * d[1] / 128; |
||
1927 | src_b = d[2] + src_b - src_b * d[2] / 128; |
||
1928 | src_a = d[3] + src_a - src_a * d[3] / 128; |
||
1929 | } |
||
1930 | else |
||
1931 | { |
||
1932 | if (d[3] > 0) |
||
1933 | { |
||
1934 | src_r = d[0] + src_r - src_r * d[0] / 128; |
||
1935 | src_g = d[1] + src_g - src_g * d[1] / 128; |
||
1936 | src_b = d[2] + src_b - src_b * d[2] / 128; |
||
1937 | } |
||
1938 | } |
||
1939 | } |
||
1940 | else if (layBlend == "div ") |
||
1941 | { |
||
1942 | if (header.color_mode == CM_CMYK) |
||
1943 | { |
||
1944 | src_r = src_r == 255 ? 255 : ((d[0] * 256) / (255-src_r)) > 255 ? 255 : (d[0] * 256) / (255-src_r); |
||
1945 | src_g = src_g == 255 ? 255 : ((d[1] * 256) / (255-src_g)) > 255 ? 255 : (d[1] * 256) / (255-src_g); |
||
1946 | src_b = src_b == 255 ? 255 : ((d[2] * 256) / (255-src_b)) > 255 ? 255 : (d[2] * 256) / (255-src_b); |
||
1947 | src_a = src_a == 255 ? 255 : ((d[3] * 256) / (255-src_a)) > 255 ? 255 : (d[3] * 256) / (255-src_a); |
||
1948 | } |
||
1949 | else |
||
1950 | { |
||
1951 | if (d[3] > 0) |
||
1952 | { |
||
1953 | src_r = src_r == 255 ? 255 : ((d[0] * 256) / (255-src_r)) > 255 ? 255 : (d[0] * 256) / (255-src_r); |
||
1954 | src_g = src_g == 255 ? 255 : ((d[1] * 256) / (255-src_g)) > 255 ? 255 : (d[1] * 256) / (255-src_g); |
||
1955 | src_b = src_b == 255 ? 255 : ((d[2] * 256) / (255-src_b)) > 255 ? 255 : (d[2] * 256) / (255-src_b); |
||
1956 | } |
||
1957 | } |
||
1958 | } |
||
1959 | else if (layBlend == "idiv") |
||
1960 | { |
||
1961 | if (header.color_mode == CM_CMYK) |
||
1962 | { |
||
1963 | src_r = src_r == 0 ? 0 : (255 - (((255-d[0]) * 256) / src_r)) < 0 ? 0 : 255 - (((255-d[0]) * 256) / src_r); |
||
1964 | src_g = src_g == 0 ? 0 : (255 - (((255-d[1]) * 256) / src_g)) < 0 ? 0 : 255 - (((255-d[1]) * 256) / src_g); |
||
1965 | src_b = src_b == 0 ? 0 : (255 - (((255-d[2]) * 256) / src_b)) < 0 ? 0 : 255 - (((255-d[2]) * 256) / src_b); |
||
1966 | src_a = src_a == 0 ? 0 : (255 - (((255-d[3]) * 256) / src_a)) < 0 ? 0 : 255 - (((255-d[3]) * 256) / src_a); |
||
1967 | } |
||
1968 | else |
||
1969 | { |
||
1970 | if (d[3] > 0) |
||
1971 | { |
||
1972 | src_r = src_r == 0 ? 0 : (255 - (((255-d[0]) * 256) / src_r)) < 0 ? 0 : 255 - (((255-d[0]) * 256) / src_r); |
||
1973 | src_g = src_g == 0 ? 0 : (255 - (((255-d[1]) * 256) / src_g)) < 0 ? 0 : 255 - (((255-d[1]) * 256) / src_g); |
||
1974 | src_b = src_b == 0 ? 0 : (255 - (((255-d[2]) * 256) / src_b)) < 0 ? 0 : 255 - (((255-d[2]) * 256) / src_b); |
||
1975 | } |
||
1976 | } |
||
1977 | } |
||
2004 | fschmid | 1978 | else if (layBlend == "hue ") |
1979 | { |
||
1980 | if (header.color_mode != CM_CMYK) |
||
1981 | { |
||
3764 | fschmid | 1982 | if (d[3] > 0) |
1983 | { |
||
1984 | uchar new_r = d[0]; |
||
1985 | uchar new_g = d[1]; |
||
1986 | uchar new_b = d[2]; |
||
1987 | RGBTOHSV(src_r, src_g, src_b); |
||
1988 | RGBTOHSV(new_r, new_g, new_b); |
||
1989 | new_r = src_r; |
||
1990 | HSVTORGB(new_r, new_g, new_b); |
||
1991 | src_r = new_r; |
||
1992 | src_g = new_g; |
||
1993 | src_b = new_b; |
||
1994 | } |
||
2004 | fschmid | 1995 | } |
1996 | } |
||
1997 | else if (layBlend == "sat ") |
||
1998 | { |
||
1999 | if (header.color_mode != CM_CMYK) |
||
2000 | { |
||
3764 | fschmid | 2001 | if (d[3] > 0) |
2002 | { |
||
2003 | uchar new_r = d[0]; |
||
2004 | uchar new_g = d[1]; |
||
2005 | uchar new_b = d[2]; |
||
2006 | RGBTOHSV(src_r, src_g, src_b); |
||
2007 | RGBTOHSV(new_r, new_g, new_b); |
||
2008 | new_g = src_g; |
||
2009 | HSVTORGB(new_r, new_g, new_b); |
||
2010 | src_r = new_r; |
||
2011 | src_g = new_g; |
||
2012 | src_b = new_b; |
||
2013 | } |
||
2004 | fschmid | 2014 | } |
2015 | } |
||
2016 | else if (layBlend == "lum ") |
||
2017 | { |
||
2018 | if (header.color_mode != CM_CMYK) |
||
2019 |   |