Image.h revision c9550792cd47c57370cd82fef338304f9e576473
1// This may look like C code, but it is really -*- C++ -*- 2// 3// Copyright Bob Friesenhahn, 1999, 2000, 2001, 2002, 2003 4// 5// Definition of Image, the representation of a single image in Magick++ 6// 7 8#if !defined(Magick_Image_header) 9#define Magick_Image_header 10 11#include "Magick++/Include.h" 12#include <string> 13#include <list> 14#include "Magick++/Blob.h" 15#include "Magick++/Color.h" 16#include "Magick++/Drawable.h" 17#include "Magick++/Exception.h" 18#include "Magick++/Geometry.h" 19#include "Magick++/TypeMetric.h" 20 21namespace Magick 22{ 23 // Forward declarations 24 class Options; 25 class ImageRef; 26 27 extern MagickDLLDecl const char *borderGeometryDefault; 28 extern MagickDLLDecl const char *frameGeometryDefault; 29 extern MagickDLLDecl const char *raiseGeometryDefault; 30 31 // Compare two Image objects regardless of LHS/RHS 32 // Image sizes and signatures are used as basis of comparison 33 int MagickDLLDecl operator == ( const Magick::Image& left_, 34 const Magick::Image& right_ ); 35 int MagickDLLDecl operator != ( const Magick::Image& left_, 36 const Magick::Image& right_ ); 37 int MagickDLLDecl operator > ( const Magick::Image& left_, 38 const Magick::Image& right_ ); 39 int MagickDLLDecl operator < ( const Magick::Image& left_, 40 const Magick::Image& right_ ); 41 int MagickDLLDecl operator >= ( const Magick::Image& left_, 42 const Magick::Image& right_ ); 43 int MagickDLLDecl operator <= ( const Magick::Image& left_, 44 const Magick::Image& right_ ); 45 46 // C library initialization routine 47 void MagickDLLDecl InitializeMagick(const char *path_); 48 49 // 50 // Image is the representation of an image. In reality, it actually 51 // a handle object which contains a pointer to a shared reference 52 // object (ImageRef). As such, this object is extremely space efficient. 53 // 54 class MagickDLLDecl Image 55 { 56 public: 57 // Construct from image file or image specification 58 Image( const std::string &imageSpec_ ); 59 60 // Construct a blank image canvas of specified size and color 61 Image( const Geometry &size_, const Color &color_ ); 62 63 // Construct Image from in-memory BLOB 64 Image ( const Blob &blob_ ); 65 66 // Construct Image of specified size from in-memory BLOB 67 Image ( const Blob &blob_, const Geometry &size_ ); 68 69 // Construct Image of specified size and depth from in-memory BLOB 70 Image ( const Blob &blob_, const Geometry &size, 71 const unsigned int depth ); 72 73 // Construct Image of specified size, depth, and format from 74 // in-memory BLOB 75 Image ( const Blob &blob_, const Geometry &size, 76 const unsigned int depth_, 77 const std::string &magick_ ); 78 // Construct Image of specified size, and format from in-memory 79 // BLOB 80 Image ( const Blob &blob_, const Geometry &size, 81 const std::string &magick_ ); 82 83 // Construct an image based on an array of raw pixels, of 84 // specified type and mapping, in memory 85 Image ( const unsigned int width_, 86 const unsigned int height_, 87 const std::string &map_, 88 const StorageType type_, 89 const void *pixels_ ); 90 91 // Default constructor 92 Image( void ); 93 94 // Destructor 95 virtual ~Image(); 96 97 /// Copy constructor 98 Image ( const Image & image_ ); 99 100 // Assignment operator 101 Image& operator= ( const Image &image_ ); 102 103 ////////////////////////////////////////////////////////////////////// 104 // 105 // Image operations 106 // 107 ////////////////////////////////////////////////////////////////////// 108 109 // Adaptive-blur image with specified blur factor 110 // The radius_ parameter specifies the radius of the Gaussian, in 111 // pixels, not counting the center pixel. The sigma_ parameter 112 // specifies the standard deviation of the Laplacian, in pixels. 113 void adaptiveBlur ( const double radius_ = 0.0, 114 const double sigma_ = 1.0 ); 115 116 // Local adaptive threshold image 117 // http://www.dai.ed.ac.uk/HIPR2/adpthrsh.htm 118 // Width x height define the size of the pixel neighborhood 119 // offset = constant to subtract from pixel neighborhood mean 120 void adaptiveThreshold ( const unsigned int width, 121 const unsigned int height, 122 const unsigned offset = 0 ); 123 124 // Add noise to image with specified noise type 125 void addNoise ( const NoiseType noiseType_ ); 126 void addNoiseChannel ( const ChannelType channel_, 127 const NoiseType noiseType_); 128 129 // Transform image by specified affine (or free transform) matrix. 130 void affineTransform ( const DrawableAffine &affine ); 131 132 // 133 // Annotate image (draw text on image) 134 // 135 136 // Gravity effects text placement in bounding area according to rules: 137 // NorthWestGravity text bottom-left corner placed at top-left 138 // NorthGravity text bottom-center placed at top-center 139 // NorthEastGravity text bottom-right corner placed at top-right 140 // WestGravity text left-center placed at left-center 141 // CenterGravity text center placed at center 142 // EastGravity text right-center placed at right-center 143 // SouthWestGravity text top-left placed at bottom-left 144 // SouthGravity text top-center placed at bottom-center 145 // SouthEastGravity text top-right placed at bottom-right 146 147 // Annotate using specified text, and placement location 148 void annotate ( const std::string &text_, 149 const Geometry &location_ ); 150 // Annotate using specified text, bounding area, and placement 151 // gravity 152 void annotate ( const std::string &text_, 153 const Geometry &boundingArea_, 154 const GravityType gravity_ ); 155 // Annotate with text using specified text, bounding area, 156 // placement gravity, and rotation. 157 void annotate ( const std::string &text_, 158 const Geometry &boundingArea_, 159 const GravityType gravity_, 160 const double degrees_ ); 161 // Annotate with text (bounding area is entire image) and placement 162 // gravity. 163 void annotate ( const std::string &text_, 164 const GravityType gravity_ ); 165 166 // Blur image with specified blur factor 167 // The radius_ parameter specifies the radius of the Gaussian, in 168 // pixels, not counting the center pixel. The sigma_ parameter 169 // specifies the standard deviation of the Laplacian, in pixels. 170 void blur ( const double radius_ = 0.0, 171 const double sigma_ = 1.0 ); 172 void blurChannel ( const ChannelType channel_, 173 const double radius_ = 0.0, 174 const double sigma_ = 1.0 ); 175 176 // Border image (add border to image) 177 void border ( const Geometry &geometry_ 178 = borderGeometryDefault ); 179 180 // Extract channel from image 181 void channel ( const ChannelType channel_ ); 182 183 // Set or obtain modulus channel depth 184 void channelDepth ( const ChannelType channel_, 185 const unsigned int depth_ ); 186 unsigned int channelDepth ( const ChannelType channel_ ); 187 188 // Charcoal effect image (looks like charcoal sketch) 189 // The radius_ parameter specifies the radius of the Gaussian, in 190 // pixels, not counting the center pixel. The sigma_ parameter 191 // specifies the standard deviation of the Laplacian, in pixels. 192 void charcoal ( const double radius_ = 0.0, 193 const double sigma_ = 1.0 ); 194 195 // Chop image (remove vertical or horizontal subregion of image) 196 // FIXME: describe how geometry argument is used to select either 197 // horizontal or vertical subregion of image. 198 199 void chop ( const Geometry &geometry_ ); 200 201 // Accepts a lightweight Color Correction Collection 202 // (CCC) file which solely contains one or more color corrections and 203 // applies the correction to the image. 204 void cdl ( const std::string &cdl_ ); 205 206 // Colorize image with pen color, using specified percent opacity 207 // for red, green, and blue quantums 208 void colorize ( const unsigned int opacityRed_, 209 const unsigned int opacityGreen_, 210 const unsigned int opacityBlue_, 211 const Color &penColor_ ); 212 // Colorize image with pen color, using specified percent opacity. 213 void colorize ( const unsigned int opacity_, 214 const Color &penColor_ ); 215 216 // Comment image (add comment string to image) 217 void comment ( const std::string &comment_ ); 218 219 // Composition operator to be used when composition is implicitly 220 // used (such as for image flattening). 221 void compose (const CompositeOperator compose_); 222 CompositeOperator compose ( void ) const; 223 224 // Compare current image with another image 225 // Sets meanErrorPerPixel, normalizedMaxError, and normalizedMeanError 226 // in the current image. False is returned if the images are identical. 227 bool compare ( const Image &reference_ ); 228 229 // Compose an image onto another at specified offset and using 230 // specified algorithm 231 void composite ( const Image &compositeImage_, 232 const int xOffset_, 233 const int yOffset_, 234 const CompositeOperator compose_ 235 = InCompositeOp ); 236 void composite ( const Image &compositeImage_, 237 const Geometry &offset_, 238 const CompositeOperator compose_ 239 = InCompositeOp ); 240 void composite ( const Image &compositeImage_, 241 const GravityType gravity_, 242 const CompositeOperator compose_ 243 = InCompositeOp ); 244 245 // Contrast image (enhance intensity differences in image) 246 void contrast ( const unsigned int sharpen_ ); 247 248 // Convolve image. Applies a user-specified convolution to the image. 249 // order_ represents the number of columns and rows in the filter kernel. 250 // kernel_ is an array of doubles representing the convolution kernel. 251 void convolve ( const unsigned int order_, 252 const double *kernel_ ); 253 254 // Crop image (subregion of original image) 255 void crop ( const Geometry &geometry_ ); 256 257 // Cycle image colormap 258 void cycleColormap ( const int amount_ ); 259 260 // Despeckle image (reduce speckle noise) 261 void despeckle ( void ); 262 263 // Display image on screen 264 void display ( void ); 265 266 // Distort image. distorts an image using various distortion methods, by 267 // mapping color lookups of the source image to a new destination image 268 // usally of the same size as the source image, unless 'bestfit' is set to 269 // true. 270 void distort ( const DistortImageMethod method_, 271 const unsigned long number_arguments_, 272 const double *arguments_, 273 const bool bestfit_ = false ); 274 275 // Draw on image using a single drawable 276 void draw ( const Drawable &drawable_ ); 277 278 // Draw on image using a drawable list 279 void draw ( const std::list<Magick::Drawable> &drawable_ ); 280 281 // Edge image (hilight edges in image) 282 void edge ( const double radius_ = 0.0 ); 283 284 // Emboss image (hilight edges with 3D effect) 285 // The radius_ parameter specifies the radius of the Gaussian, in 286 // pixels, not counting the center pixel. The sigma_ parameter 287 // specifies the standard deviation of the Laplacian, in pixels. 288 void emboss ( const double radius_ = 0.0, 289 const double sigma_ = 1.0); 290 291 // Enhance image (minimize noise) 292 void enhance ( void ); 293 294 // Equalize image (histogram equalization) 295 void equalize ( void ); 296 297 // Erase image to current "background color" 298 void erase ( void ); 299 300 // Extend the image as defined by the geometry. 301 void extent ( const Geometry &geometry_ ); 302 // Flip image (reflect each scanline in the vertical direction) 303 void flip ( void ); 304 305 // Flood-fill color across pixels that match the color of the 306 // target pixel and are neighbors of the target pixel. 307 // Uses current fuzz setting when determining color match. 308 void floodFillColor( const unsigned int x_, 309 const unsigned int y_, 310 const Color &fillColor_ ); 311 void floodFillColor( const Geometry &point_, 312 const Color &fillColor_ ); 313 314 // Flood-fill color across pixels starting at target-pixel and 315 // stopping at pixels matching specified border color. 316 // Uses current fuzz setting when determining color match. 317 void floodFillColor( const unsigned int x_, 318 const unsigned int y_, 319 const Color &fillColor_, 320 const Color &borderColor_ ); 321 void floodFillColor( const Geometry &point_, 322 const Color &fillColor_, 323 const Color &borderColor_ ); 324 325 // Floodfill pixels matching color (within fuzz factor) of target 326 // pixel(x,y) with replacement opacity value using method. 327 void floodFillOpacity ( const unsigned int x_, 328 const unsigned int y_, 329 const unsigned int opacity_, 330 const PaintMethod method_ ); 331 332 // Flood-fill texture across pixels that match the color of the 333 // target pixel and are neighbors of the target pixel. 334 // Uses current fuzz setting when determining color match. 335 void floodFillTexture( const unsigned int x_, 336 const unsigned int y_, 337 const Image &texture_ ); 338 void floodFillTexture( const Geometry &point_, 339 const Image &texture_ ); 340 341 // Flood-fill texture across pixels starting at target-pixel and 342 // stopping at pixels matching specified border color. 343 // Uses current fuzz setting when determining color match. 344 void floodFillTexture( const unsigned int x_, 345 const unsigned int y_, 346 const Image &texture_, 347 const Color &borderColor_ ); 348 void floodFillTexture( const Geometry &point_, 349 const Image &texture_, 350 const Color &borderColor_ ); 351 352 // Flop image (reflect each scanline in the horizontal direction) 353 void flop ( void ); 354 355 // Frame image 356 void frame ( const Geometry &geometry_ = frameGeometryDefault ); 357 void frame ( const unsigned int width_, 358 const unsigned int height_, 359 const int innerBevel_ = 6, 360 const int outerBevel_ = 6 ); 361 362 // Applies a mathematical expression to the image. 363 void fx ( const std::string expression ); 364 void fx ( const std::string expression, 365 const Magick::ChannelType channel ); 366 367 // Gamma correct image 368 void gamma ( const double gamma_ ); 369 void gamma ( const double gammaRed_, 370 const double gammaGreen_, 371 const double gammaBlue_ ); 372 373 // Gaussian blur image 374 // The number of neighbor pixels to be included in the convolution 375 // mask is specified by 'width_'. The standard deviation of the 376 // gaussian bell curve is specified by 'sigma_'. 377 void gaussianBlur ( const double width_, const double sigma_ ); 378 void gaussianBlurChannel ( const ChannelType channel_, 379 const double width_, 380 const double sigma_ ); 381 382 // Apply a color lookup table (Hald CLUT) to the image. 383 void haldClut ( const Image &clutImage_ ); 384 385 386 // Implode image (special effect) 387 void implode ( const double factor_ ); 388 389 // Label image 390 void label ( const std::string &label_ ); 391 392 // Level image. Adjust the levels of the image by scaling the 393 // colors falling between specified white and black points to the 394 // full available quantum range. The parameters provided represent 395 // the black, mid (gamma), and white points. The black point 396 // specifies the darkest color in the image. Colors darker than 397 // the black point are set to zero. Mid point (gamma) specifies a 398 // gamma correction to apply to the image. White point specifies 399 // the lightest color in the image. Colors brighter than the 400 // white point are set to the maximum quantum value. The black and 401 // white point have the valid range 0 to QuantumRange while mid (gamma) 402 // has a useful range of 0 to ten. 403 void level ( const double black_point, 404 const double white_point, 405 const double mid_point=1.0 ); 406 407 // Level image channel. Adjust the levels of the image channel by 408 // scaling the values falling between specified white and black 409 // points to the full available quantum range. The parameters 410 // provided represent the black, mid (gamma), and white points. 411 // The black point specifies the darkest color in the 412 // image. Colors darker than the black point are set to zero. Mid 413 // point (gamma) specifies a gamma correction to apply to the 414 // image. White point specifies the lightest color in the image. 415 // Colors brighter than the white point are set to the maximum 416 // quantum value. The black and white point have the valid range 0 417 // to QuantumRange while mid (gamma) has a useful range of 0 to ten. 418 void levelChannel ( const ChannelType channel, 419 const double black_point, 420 const double white_point, 421 const double mid_point=1.0 ); 422 423 // Magnify image by integral size 424 void magnify ( void ); 425 426 // Remap image colors with closest color from reference image 427 void map ( const Image &mapImage_ , 428 const bool dither_ = false ); 429 430 // Floodfill designated area with replacement opacity value 431 void matteFloodfill ( const Color &target_ , 432 const unsigned int opacity_, 433 const int x_, const int y_, 434 const PaintMethod method_ ); 435 436 // Filter image by replacing each pixel component with the median 437 // color in a circular neighborhood 438 void medianFilter ( const double radius_ = 0.0 ); 439 440 // Reduce image by integral size 441 void minify ( void ); 442 443 // Modulate percent hue, saturation, and brightness of an image 444 void modulate ( const double brightness_, 445 const double saturation_, 446 const double hue_ ); 447 448 // Motion blur image with specified blur factor 449 // The radius_ parameter specifies the radius of the Gaussian, in 450 // pixels, not counting the center pixel. The sigma_ parameter 451 // specifies the standard deviation of the Laplacian, in pixels. 452 // The angle_ parameter specifies the angle the object appears 453 // to be comming from (zero degrees is from the right). 454 void motionBlur ( const double radius_, 455 const double sigma_, 456 const double angle_ ); 457 458 // Negate colors in image. Set grayscale to only negate grayscale 459 // values in image. 460 void negate ( const bool grayscale_ = false ); 461 462 // Normalize image (increase contrast by normalizing the pixel 463 // values to span the full range of color values) 464 void normalize ( void ); 465 466 // Oilpaint image (image looks like oil painting) 467 void oilPaint ( const double radius_ = 3.0 ); 468 469 // Set or attenuate the opacity channel in the image. If the image 470 // pixels are opaque then they are set to the specified opacity 471 // value, otherwise they are blended with the supplied opacity 472 // value. The value of opacity_ ranges from 0 (completely opaque) 473 // to QuantumRange. The defines OpaqueOpacity and TransparentOpacity are 474 // available to specify completely opaque or completely 475 // transparent, respectively. 476 void opacity ( const unsigned int opacity_ ); 477 478 // Change color of opaque pixel to specified pen color. 479 void opaque ( const Color &opaqueColor_, 480 const Color &penColor_ ); 481 482 // Ping is similar to read except only enough of the image is read 483 // to determine the image columns, rows, and filesize. Access the 484 // columns(), rows(), and fileSize() attributes after invoking 485 // ping. The image data is not valid after calling ping. 486 void ping ( const std::string &imageSpec_ ); 487 488 // Ping is similar to read except only enough of the image is read 489 // to determine the image columns, rows, and filesize. Access the 490 // columns(), rows(), and fileSize() attributes after invoking 491 // ping. The image data is not valid after calling ping. 492 void ping ( const Blob &blob_ ); 493 494 // Quantize image (reduce number of colors) 495 void quantize ( const bool measureError_ = false ); 496 497 void quantumOperator ( const ChannelType channel_, 498 const MagickEvaluateOperator operator_, 499 double rvalue_); 500 501 void quantumOperator ( const int x_,const int y_, 502 const unsigned int columns_, 503 const unsigned int rows_, 504 const ChannelType channel_, 505 const MagickEvaluateOperator operator_, 506 const double rvalue_); 507 508 // Execute a named process module using an argc/argv syntax similar to 509 // that accepted by a C 'main' routine. An exception is thrown if the 510 // requested process module doesn't exist, fails to load, or fails during 511 // execution. 512 void process ( std::string name_, 513 const int argc_, 514 const char **argv_ ); 515 516 // Raise image (lighten or darken the edges of an image to give a 517 // 3-D raised or lowered effect) 518 void raise ( const Geometry &geometry_ = raiseGeometryDefault, 519 const bool raisedFlag_ = false ); 520 521 // Random threshold image. 522 // 523 // Changes the value of individual pixels based on the intensity 524 // of each pixel compared to a random threshold. The result is a 525 // low-contrast, two color image. The thresholds_ argument is a 526 // geometry containing LOWxHIGH thresholds. If the string 527 // contains 2x2, 3x3, or 4x4, then an ordered dither of order 2, 528 // 3, or 4 will be performed instead. If a channel_ argument is 529 // specified then only the specified channel is altered. This is 530 // a very fast alternative to 'quantize' based dithering. 531 void randomThreshold( const Geometry &thresholds_ ); 532 void randomThresholdChannel( const Geometry &thresholds_, 533 const ChannelType channel_ ); 534 535 // Read single image frame into current object 536 void read ( const std::string &imageSpec_ ); 537 538 // Read single image frame of specified size into current object 539 void read ( const Geometry &size_, 540 const std::string &imageSpec_ ); 541 542 // Read single image frame from in-memory BLOB 543 void read ( const Blob &blob_ ); 544 545 // Read single image frame of specified size from in-memory BLOB 546 void read ( const Blob &blob_, 547 const Geometry &size_ ); 548 549 // Read single image frame of specified size and depth from 550 // in-memory BLOB 551 void read ( const Blob &blob_, 552 const Geometry &size_, 553 const unsigned int depth_ ); 554 555 // Read single image frame of specified size, depth, and format 556 // from in-memory BLOB 557 void read ( const Blob &blob_, 558 const Geometry &size_, 559 const unsigned int depth_, 560 const std::string &magick_ ); 561 562 // Read single image frame of specified size, and format from 563 // in-memory BLOB 564 void read ( const Blob &blob_, 565 const Geometry &size_, 566 const std::string &magick_ ); 567 568 // Read single image frame from an array of raw pixels, with 569 // specified storage type (ConstituteImage), e.g. 570 // image.read( 640, 480, "RGB", 0, pixels ); 571 void read ( const unsigned int width_, 572 const unsigned int height_, 573 const std::string &map_, 574 const StorageType type_, 575 const void *pixels_ ); 576 577 // Reduce noise in image using a noise peak elimination filter 578 void reduceNoise ( void ); 579 void reduceNoise ( const double order_ ); 580 581 // Resize image to specified size. 582 void resize ( const Geometry &geometry_ ); 583 584 // Roll image (rolls image vertically and horizontally) by specified 585 // number of columnms and rows) 586 void roll ( const Geometry &roll_ ); 587 void roll ( const unsigned int columns_, 588 const unsigned int rows_ ); 589 590 // Rotate image counter-clockwise by specified number of degrees. 591 void rotate ( const double degrees_ ); 592 593 // Resize image by using pixel sampling algorithm 594 void sample ( const Geometry &geometry_ ); 595 596 // Resize image by using simple ratio algorithm 597 void scale ( const Geometry &geometry_ ); 598 599 // Segment (coalesce similar image components) by analyzing the 600 // histograms of the color components and identifying units that 601 // are homogeneous with the fuzzy c-means technique. Also uses 602 // QuantizeColorSpace and Verbose image attributes 603 void segment ( const double clusterThreshold_ = 1.0, 604 const double smoothingThreshold_ = 1.5 ); 605 606 // Shade image using distant light source 607 void shade ( const double azimuth_ = 30, 608 const double elevation_ = 30, 609 const bool colorShading_ = false ); 610 611 // Sharpen pixels in image 612 // The radius_ parameter specifies the radius of the Gaussian, in 613 // pixels, not counting the center pixel. The sigma_ parameter 614 // specifies the standard deviation of the Laplacian, in pixels. 615 void sharpen ( const double radius_ = 0.0, 616 const double sigma_ = 1.0 ); 617 void sharpenChannel ( const ChannelType channel_, 618 const double radius_ = 0.0, 619 const double sigma_ = 1.0 ); 620 621 // Shave pixels from image edges. 622 void shave ( const Geometry &geometry_ ); 623 624 // Shear image (create parallelogram by sliding image by X or Y axis) 625 void shear ( const double xShearAngle_, 626 const double yShearAngle_ ); 627 628 // adjust the image contrast with a non-linear sigmoidal contrast algorithm 629 void sigmoidalContrast ( const unsigned int sharpen_, const double contrast, const double midpoint = QuantumRange / 2.0 ); 630 631 // Solarize image (similar to effect seen when exposing a 632 // photographic film to light during the development process) 633 void solarize ( const double factor_ = 50.0 ); 634 635 // Splice the background color into the image. 636 void splice ( const Geometry &geometry_ ); 637 638 // Spread pixels randomly within image by specified ammount 639 void spread ( const unsigned int amount_ = 3 ); 640 641 // Sparse color image, given a set of coordinates, interpolates the colors 642 // found at those coordinates, across the whole image, using various 643 // methods. 644 void sparseColor ( const ChannelType channel, 645 const SparseColorMethod method, 646 const unsigned long number_arguments, 647 const double *arguments ); 648 649 // Add a digital watermark to the image (based on second image) 650 void stegano ( const Image &watermark_ ); 651 652 // Create an image which appears in stereo when viewed with 653 // red-blue glasses (Red image on left, blue on right) 654 void stereo ( const Image &rightImage_ ); 655 656 // Swirl image (image pixels are rotated by degrees) 657 void swirl ( const double degrees_ ); 658 659 // Channel a texture on image background 660 void texture ( const Image &texture_ ); 661 662 // Threshold image 663 void threshold ( const double threshold_ ); 664 665 // Transform image based on image and crop geometries 666 // Crop geometry is optional 667 void transform ( const Geometry &imageGeometry_ ); 668 void transform ( const Geometry &imageGeometry_, 669 const Geometry &cropGeometry_ ); 670 671 // Add matte image to image, setting pixels matching color to 672 // transparent 673 void transparent ( const Color &color_ ); 674 675 // Add matte image to image, for all the pixels that lies in between 676 // the given two color 677 void transparentChroma ( const Color &colorLow_, const Color &colorHigh_); 678 679 // Trim edges that are the background color from the image 680 void trim ( void ); 681 682 // Image representation type (also see type attribute) 683 // Available types: 684 // Bilevel Grayscale GrayscaleMatte 685 // Palette PaletteMatte TrueColor 686 // TrueColorMatte ColorSeparation ColorSeparationMatte 687 void type ( const ImageType type_ ); 688 689 // Replace image with a sharpened version of the original image 690 // using the unsharp mask algorithm. 691 // radius_ 692 // the radius of the Gaussian, in pixels, not counting the 693 // center pixel. 694 // sigma_ 695 // the standard deviation of the Gaussian, in pixels. 696 // amount_ 697 // the percentage of the difference between the original and 698 // the blur image that is added back into the original. 699 // threshold_ 700 // the threshold in pixels needed to apply the diffence amount. 701 void unsharpmask ( const double radius_, 702 const double sigma_, 703 const double amount_, 704 const double threshold_ ); 705 void unsharpmaskChannel ( const ChannelType channel_, 706 const double radius_, 707 const double sigma_, 708 const double amount_, 709 const double threshold_ ); 710 711 // Map image pixels to a sine wave 712 void wave ( const double amplitude_ = 25.0, 713 const double wavelength_ = 150.0 ); 714 715 // Write single image frame to a file 716 void write ( const std::string &imageSpec_ ); 717 718 // Write single image frame to in-memory BLOB, with optional 719 // format and adjoin parameters. 720 void write ( Blob *blob_ ); 721 void write ( Blob *blob_, 722 const std::string &magick_ ); 723 void write ( Blob *blob_, 724 const std::string &magick_, 725 const unsigned int depth_ ); 726 727 // Write single image frame to an array of pixels with storage 728 // type specified by user (DispatchImage), e.g. 729 // image.write( 0, 0, 640, 1, "RGB", 0, pixels ); 730 void write ( const int x_, 731 const int y_, 732 const unsigned int columns_, 733 const unsigned int rows_, 734 const std::string& map_, 735 const StorageType type_, 736 void *pixels_ ); 737 738 // Zoom image to specified size. 739 void zoom ( const Geometry &geometry_ ); 740 741 ////////////////////////////////////////////////////////////////////// 742 // 743 // Image Attributes and Options 744 // 745 ////////////////////////////////////////////////////////////////////// 746 747 // Join images into a single multi-image file 748 void adjoin ( const bool flag_ ); 749 bool adjoin ( void ) const; 750 751 // Anti-alias Postscript and TrueType fonts (default true) 752 void antiAlias( const bool flag_ ); 753 bool antiAlias( void ); 754 755 // Time in 1/100ths of a second which must expire before 756 // displaying the next image in an animated sequence. 757 void animationDelay ( const unsigned int delay_ ); 758 unsigned int animationDelay ( void ) const; 759 760 // Number of iterations to loop an animation (e.g. Netscape loop 761 // extension) for. 762 void animationIterations ( const unsigned int iterations_ ); 763 unsigned int animationIterations ( void ) const; 764 765 // Access/Update a named image attribute 766 void attribute ( const std::string name_, 767 const std::string value_ ); 768 std::string attribute ( const std::string name_ ); 769 770 // Image background color 771 void backgroundColor ( const Color &color_ ); 772 Color backgroundColor ( void ) const; 773 774 // Name of texture image to tile onto the image background 775 void backgroundTexture (const std::string &backgroundTexture_ ); 776 std::string backgroundTexture ( void ) const; 777 778 // Base image width (before transformations) 779 unsigned int baseColumns ( void ) const; 780 781 // Base image filename (before transformations) 782 std::string baseFilename ( void ) const; 783 784 // Base image height (before transformations) 785 unsigned int baseRows ( void ) const; 786 787 // Image border color 788 void borderColor ( const Color &color_ ); 789 Color borderColor ( void ) const; 790 791 // Return smallest bounding box enclosing non-border pixels. The 792 // current fuzz value is used when discriminating between pixels. 793 // This is the crop bounding box used by crop(Geometry(0,0)); 794 Geometry boundingBox ( void ) const; 795 796 // Text bounding-box base color (default none) 797 void boxColor ( const Color &boxColor_ ); 798 Color boxColor ( void ) const; 799 800 // Pixel cache threshold in megabytes. Once this memory threshold 801 // is exceeded, all subsequent pixels cache operations are to/from 802 // disk. This setting is shared by all Image objects. 803 static void cacheThreshold ( const unsigned int threshold_ ); 804 805 // Chromaticity blue primary point (e.g. x=0.15, y=0.06) 806 void chromaBluePrimary ( const double x_, const double y_ ); 807 void chromaBluePrimary ( double *x_, double *y_ ) const; 808 809 // Chromaticity green primary point (e.g. x=0.3, y=0.6) 810 void chromaGreenPrimary ( const double x_, const double y_ ); 811 void chromaGreenPrimary ( double *x_, double *y_ ) const; 812 813 // Chromaticity red primary point (e.g. x=0.64, y=0.33) 814 void chromaRedPrimary ( const double x_, const double y_ ); 815 void chromaRedPrimary ( double *x_, double *y_ ) const; 816 817 // Chromaticity white point (e.g. x=0.3127, y=0.329) 818 void chromaWhitePoint ( const double x_, const double y_ ); 819 void chromaWhitePoint ( double *x_, double *y_ ) const; 820 821 // Image class (DirectClass or PseudoClass) 822 // NOTE: setting a DirectClass image to PseudoClass will result in 823 // the loss of color information if the number of colors in the 824 // image is greater than the maximum palette size (either 256 or 825 // 65536 entries depending on the value of MAGICKCORE_QUANTUM_DEPTH when 826 // ImageMagick was built). 827 void classType ( const ClassType class_ ); 828 ClassType classType ( void ) const; 829 830 // Associate a clip mask with the image. The clip mask must be the 831 // same dimensions as the image. Pass an invalid image to unset an 832 // existing clip mask. 833 void clipMask ( const Image & clipMask_ ); 834 Image clipMask ( void ) const; 835 836 // Colors within this distance are considered equal 837 void colorFuzz ( const double fuzz_ ); 838 double colorFuzz ( void ) const; 839 840 // Color at colormap position index_ 841 void colorMap ( const unsigned int index_, 842 const Color &color_ ); 843 Color colorMap ( const unsigned int index_ ) const; 844 845 // Colormap size (number of colormap entries) 846 void colorMapSize ( const unsigned int entries_ ); 847 unsigned int colorMapSize ( void ); 848 849 // Image Color Space 850 void colorSpace ( const ColorspaceType colorSpace_ ); 851 ColorspaceType colorSpace ( void ) const; 852 853 void colorspaceType ( const ColorspaceType colorSpace_ ); 854 ColorspaceType colorspaceType ( void ) const; 855 856 // Image width 857 unsigned int columns ( void ) const; 858 859 // Image comment 860 std::string comment ( void ) const; 861 862 // Compression type 863 void compressType ( const CompressionType compressType_ ); 864 CompressionType compressType ( void ) const; 865 866 // Enable printing of debug messages from ImageMagick 867 void debug ( const bool flag_ ); 868 bool debug ( void ) const; 869 870 // Tagged image format define (set/access coder-specific option) The 871 // magick_ option specifies the coder the define applies to. The key_ 872 // option provides the key specific to that coder. The value_ option 873 // provides the value to set (if any). See the defineSet() method if the 874 // key must be removed entirely. 875 void defineValue ( const std::string &magick_, 876 const std::string &key_, 877 const std::string &value_ ); 878 std::string defineValue ( const std::string &magick_, 879 const std::string &key_ ) const; 880 881 // Tagged image format define. Similar to the defineValue() method 882 // except that passing the flag_ value 'true' creates a value-less 883 // define with that format and key. Passing the flag_ value 'false' 884 // removes any existing matching definition. The method returns 'true' 885 // if a matching key exists, and 'false' if no matching key exists. 886 void defineSet ( const std::string &magick_, 887 const std::string &key_, 888 bool flag_ ); 889 bool defineSet ( const std::string &magick_, 890 const std::string &key_ ) const; 891 892 // Vertical and horizontal resolution in pixels of the image 893 void density ( const Geometry &geomery_ ); 894 Geometry density ( void ) const; 895 896 // Image depth (bits allocated to red/green/blue components) 897 void depth ( const unsigned int depth_ ); 898 unsigned int depth ( void ) const; 899 900 // Tile names from within an image montage 901 std::string directory ( void ) const; 902 903 // Endianness (little like Intel or big like SPARC) for image 904 // formats which support endian-specific options. 905 void endian ( const EndianType endian_ ); 906 EndianType endian ( void ) const; 907 908 // Exif profile (BLOB) 909 void exifProfile( const Blob& exifProfile_ ); 910 Blob exifProfile( void ) const; 911 912 // Image file name 913 void fileName ( const std::string &fileName_ ); 914 std::string fileName ( void ) const; 915 916 // Number of bytes of the image on disk 917 off_t fileSize ( void ) const; 918 919 // Color to use when filling drawn objects 920 void fillColor ( const Color &fillColor_ ); 921 Color fillColor ( void ) const; 922 923 // Rule to use when filling drawn objects 924 void fillRule ( const FillRule &fillRule_ ); 925 FillRule fillRule ( void ) const; 926 927 // Pattern to use while filling drawn objects. 928 void fillPattern ( const Image &fillPattern_ ); 929 Image fillPattern ( void ) const; 930 931 // Filter to use when resizing image 932 void filterType ( const FilterTypes filterType_ ); 933 FilterTypes filterType ( void ) const; 934 935 // Text rendering font 936 void font ( const std::string &font_ ); 937 std::string font ( void ) const; 938 939 // Font point size 940 void fontPointsize ( const double pointSize_ ); 941 double fontPointsize ( void ) const; 942 943 // Obtain font metrics for text string given current font, 944 // pointsize, and density settings. 945 void fontTypeMetrics( const std::string &text_, 946 TypeMetric *metrics ); 947 948 // Long image format description 949 std::string format ( void ) const; 950 951 // Gamma level of the image 952 double gamma ( void ) const; 953 954 // Preferred size of the image when encoding 955 Geometry geometry ( void ) const; 956 957 // GIF disposal method 958 void gifDisposeMethod ( const unsigned int disposeMethod_ ); 959 unsigned int gifDisposeMethod ( void ) const; 960 961 // ICC color profile (BLOB) 962 void iccColorProfile( const Blob &colorProfile_ ); 963 Blob iccColorProfile( void ) const; 964 965 // Type of interlacing to use 966 void interlaceType ( const InterlaceType interlace_ ); 967 InterlaceType interlaceType ( void ) const; 968 969 // IPTC profile (BLOB) 970 void iptcProfile( const Blob& iptcProfile_ ); 971 Blob iptcProfile( void ) const; 972 973 // Does object contain valid image? 974 void isValid ( const bool isValid_ ); 975 bool isValid ( void ) const; 976 977 // Image label 978 std::string label ( void ) const; 979 980 // Obtain image statistics. Statistics are normalized to the range 981 // of 0.0 to 1.0 and are output to the specified ImageStatistics 982 // structure. 983typedef struct _ImageChannelStatistics 984 { 985 /* Minimum value observed */ 986 double maximum; 987 /* Maximum value observed */ 988 double minimum; 989 /* Average (mean) value observed */ 990 double mean; 991 /* Standard deviation, sqrt(variance) */ 992 double standard_deviation; 993 /* Variance */ 994 double variance; 995 /* Kurtosis */ 996 double kurtosis; 997 /* Skewness */ 998 double skewness; 999 } ImageChannelStatistics; 1000 1001typedef struct _ImageStatistics 1002 { 1003 ImageChannelStatistics red; 1004 ImageChannelStatistics green; 1005 ImageChannelStatistics blue; 1006 ImageChannelStatistics opacity; 1007 } ImageStatistics; 1008 1009 void statistics ( ImageStatistics *statistics ) const; 1010 1011 // Stroke width for drawing vector objects (default one) 1012 // This method is now deprecated. Please use strokeWidth instead. 1013 void lineWidth ( const double lineWidth_ ); 1014 double lineWidth ( void ) const; 1015 1016 // File type magick identifier (.e.g "GIF") 1017 void magick ( const std::string &magick_ ); 1018 std::string magick ( void ) const; 1019 1020 // Image supports transparency (matte channel) 1021 void matte ( const bool matteFlag_ ); 1022 bool matte ( void ) const; 1023 1024 // Transparent color 1025 void matteColor ( const Color &matteColor_ ); 1026 Color matteColor ( void ) const; 1027 1028 // The mean error per pixel computed when an image is color reduced 1029 double meanErrorPerPixel ( void ) const; 1030 1031 // Image modulus depth (minimum number of bits required to support 1032 // red/green/blue components without loss of accuracy) 1033 void modulusDepth ( const unsigned int modulusDepth_ ); 1034 unsigned int modulusDepth ( void ) const; 1035 1036 // Tile size and offset within an image montage 1037 Geometry montageGeometry ( void ) const; 1038 1039 // Transform image to black and white 1040 void monochrome ( const bool monochromeFlag_ ); 1041 bool monochrome ( void ) const; 1042 1043 // The normalized max error per pixel computed when an image is 1044 // color reduced. 1045 double normalizedMaxError ( void ) const; 1046 1047 // The normalized mean error per pixel computed when an image is 1048 // color reduced. 1049 double normalizedMeanError ( void ) const; 1050 1051 // Image orientation 1052 void orientation ( const OrientationType orientation_ ); 1053 OrientationType orientation ( void ) const; 1054 1055 // Preferred size and location of an image canvas. 1056 void page ( const Geometry &pageSize_ ); 1057 Geometry page ( void ) const; 1058 1059 // Pen color (deprecated, don't use any more) 1060 void penColor ( const Color &penColor_ ); 1061 Color penColor ( void ) const; 1062 1063 // Pen texture image (deprecated, don't use any more) 1064 void penTexture ( const Image &penTexture_ ); 1065 Image penTexture ( void ) const; 1066 1067 // Get/set pixel color at location x & y. 1068 void pixelColor ( const unsigned int x_, 1069 const unsigned int y_, 1070 const Color &color_ ); 1071 Color pixelColor ( const unsigned int x_, 1072 const unsigned int y_ ) const; 1073 1074 // Add or remove a named profile to/from the image. Remove the 1075 // profile by passing an empty Blob (e.g. Blob()). Valid names are 1076 // "*", "8BIM", "ICM", "IPTC", or a user/format-defined profile name. 1077 void profile( const std::string name_, 1078 const Blob &colorProfile_ ); 1079 1080 // Retrieve a named profile from the image. Valid names are: 1081 // "8BIM", "8BIMTEXT", "APP1", "APP1JPEG", "ICC", "ICM", & "IPTC" 1082 // or an existing user/format-defined profile name. 1083 Blob profile( const std::string name_ ) const; 1084 1085 // JPEG/MIFF/PNG compression level (default 75). 1086 void quality ( const unsigned int quality_ ); 1087 unsigned int quality ( void ) const; 1088 1089 // Maximum number of colors to quantize to 1090 void quantizeColors ( const unsigned int colors_ ); 1091 unsigned int quantizeColors ( void ) const; 1092 1093 // Colorspace to quantize in. 1094 void quantizeColorSpace ( const ColorspaceType colorSpace_ ); 1095 ColorspaceType quantizeColorSpace ( void ) const; 1096 1097 // Dither image during quantization (default true). 1098 void quantizeDither ( const bool ditherFlag_ ); 1099 bool quantizeDither ( void ) const; 1100 1101 // Quantization tree-depth 1102 void quantizeTreeDepth ( const unsigned int treeDepth_ ); 1103 unsigned int quantizeTreeDepth ( void ) const; 1104 1105 // Apply a color matrix to the image channels. The user supplied 1106 // matrix may be of order 1 to 5 (1x1 through 5x5). 1107 void recolor (const unsigned int order_, 1108 const double *color_matrix_); 1109 1110 // The type of rendering intent 1111 void renderingIntent ( const RenderingIntent renderingIntent_ ); 1112 RenderingIntent renderingIntent ( void ) const; 1113 1114 // Units of image resolution 1115 void resolutionUnits ( const ResolutionType resolutionUnits_ ); 1116 ResolutionType resolutionUnits ( void ) const; 1117 1118 // The number of pixel rows in the image 1119 unsigned int rows ( void ) const; 1120 1121 // Image scene number 1122 void scene ( const unsigned int scene_ ); 1123 unsigned int scene ( void ) const; 1124 1125 // Image signature. Set force_ to true in order to re-calculate 1126 // the signature regardless of whether the image data has been 1127 // modified. 1128 std::string signature ( const bool force_ = false ) const; 1129 1130 // Width and height of a raw image 1131 void size ( const Geometry &geometry_ ); 1132 Geometry size ( void ) const; 1133 1134 // enabled/disable stroke anti-aliasing 1135 void strokeAntiAlias( const bool flag_ ); 1136 bool strokeAntiAlias( void ) const; 1137 1138 // Color to use when drawing object outlines 1139 void strokeColor ( const Color &strokeColor_ ); 1140 Color strokeColor ( void ) const; 1141 1142 // Specify the pattern of dashes and gaps used to stroke 1143 // paths. The strokeDashArray represents a zero-terminated array 1144 // of numbers that specify the lengths of alternating dashes and 1145 // gaps in pixels. If an odd number of values is provided, then 1146 // the list of values is repeated to yield an even number of 1147 // values. A typical strokeDashArray_ array might contain the 1148 // members 5 3 2 0, where the zero value indicates the end of the 1149 // pattern array. 1150 void strokeDashArray ( const double* strokeDashArray_ ); 1151 const double* strokeDashArray ( void ) const; 1152 1153 // While drawing using a dash pattern, specify distance into the 1154 // dash pattern to start the dash (default 0). 1155 void strokeDashOffset ( const double strokeDashOffset_ ); 1156 double strokeDashOffset ( void ) const; 1157 1158 // Specify the shape to be used at the end of open subpaths when 1159 // they are stroked. Values of LineCap are UndefinedCap, ButtCap, 1160 // RoundCap, and SquareCap. 1161 void strokeLineCap ( const LineCap lineCap_ ); 1162 LineCap strokeLineCap ( void ) const; 1163 1164 // Specify the shape to be used at the corners of paths (or other 1165 // vector shapes) when they are stroked. Values of LineJoin are 1166 // UndefinedJoin, MiterJoin, RoundJoin, and BevelJoin. 1167 void strokeLineJoin ( const LineJoin lineJoin_ ); 1168 LineJoin strokeLineJoin ( void ) const; 1169 1170 // Specify miter limit. When two line segments meet at a sharp 1171 // angle and miter joins have been specified for 'lineJoin', it is 1172 // possible for the miter to extend far beyond the thickness of 1173 // the line stroking the path. The miterLimit' imposes a limit on 1174 // the ratio of the miter length to the 'lineWidth'. The default 1175 // value of this parameter is 4. 1176 void strokeMiterLimit ( const unsigned int miterLimit_ ); 1177 unsigned int strokeMiterLimit ( void ) const; 1178 1179 // Pattern image to use while stroking object outlines. 1180 void strokePattern ( const Image &strokePattern_ ); 1181 Image strokePattern ( void ) const; 1182 1183 // Stroke width for drawing vector objects (default one) 1184 void strokeWidth ( const double strokeWidth_ ); 1185 double strokeWidth ( void ) const; 1186 1187 // Subimage of an image sequence 1188 void subImage ( const unsigned int subImage_ ); 1189 unsigned int subImage ( void ) const; 1190 1191 // Number of images relative to the base image 1192 void subRange ( const unsigned int subRange_ ); 1193 unsigned int subRange ( void ) const; 1194 1195 // Annotation text encoding (e.g. "UTF-16") 1196 void textEncoding ( const std::string &encoding_ ); 1197 std::string textEncoding ( void ) const; 1198 1199 // Tile name 1200 void tileName ( const std::string &tileName_ ); 1201 std::string tileName ( void ) const; 1202 1203 // Number of colors in the image 1204 unsigned long totalColors ( void ); 1205 1206 // Origin of coordinate system to use when annotating with text or drawing 1207 void transformOrigin ( const double x_,const double y_ ); 1208 1209 // Rotation to use when annotating with text or drawing 1210 void transformRotation ( const double angle_ ); 1211 1212 // Reset transformation parameters to default 1213 void transformReset ( void ); 1214 1215 // Scale to use when annotating with text or drawing 1216 void transformScale ( const double sx_, const double sy_ ); 1217 1218 // Skew to use in X axis when annotating with text or drawing 1219 void transformSkewX ( const double skewx_ ); 1220 1221 // Skew to use in Y axis when annotating with text or drawing 1222 void transformSkewY ( const double skewy_ ); 1223 1224 // Image representation type (also see type operation) 1225 // Available types: 1226 // Bilevel Grayscale GrayscaleMatte 1227 // Palette PaletteMatte TrueColor 1228 // TrueColorMatte ColorSeparation ColorSeparationMatte 1229 ImageType type ( void ) const; 1230 1231 // Print detailed information about the image 1232 void verbose ( const bool verboseFlag_ ); 1233 bool verbose ( void ) const; 1234 1235 // FlashPix viewing parameters 1236 void view ( const std::string &view_ ); 1237 std::string view ( void ) const; 1238 1239 // Virtual pixel method 1240 void virtualPixelMethod ( const VirtualPixelMethod virtual_pixel_method_ ); 1241 VirtualPixelMethod virtualPixelMethod ( void ) const; 1242 1243 // X11 display to display to, obtain fonts from, or to capture 1244 // image from 1245 void x11Display ( const std::string &display_ ); 1246 std::string x11Display ( void ) const; 1247 1248 // x resolution of the image 1249 double xResolution ( void ) const; 1250 1251 // y resolution of the image 1252 double yResolution ( void ) const; 1253 1254 ////////////////////////////////////////////////////////////////////// 1255 // 1256 // Low-level Pixel Access Routines 1257 // 1258 // Also see the Pixels class, which provides support for multiple 1259 // cache views. 1260 // 1261 ////////////////////////////////////////////////////////////////////// 1262 1263 1264 // Transfers read-only pixels from the image to the pixel cache as 1265 // defined by the specified region 1266 const PixelPacket* getConstPixels ( const int x_, const int y_, 1267 const unsigned int columns_, 1268 const unsigned int rows_ ) const; 1269 1270 // Obtain mutable image pixel indexes (valid for PseudoClass images) 1271 IndexPacket* getIndexes ( void ); 1272 1273 // Obtain immutable image pixel indexes (valid for PseudoClass images) 1274 const IndexPacket* getConstIndexes ( void ) const; 1275 1276 // Transfers pixels from the image to the pixel cache as defined 1277 // by the specified region. Modified pixels may be subsequently 1278 // transferred back to the image via syncPixels. This method is 1279 // valid for DirectClass images. 1280 PixelPacket* getPixels ( const int x_, const int y_, 1281 const unsigned int columns_, 1282 const unsigned int rows_ ); 1283 1284 // Allocates a pixel cache region to store image pixels as defined 1285 // by the region rectangle. This area is subsequently transferred 1286 // from the pixel cache to the image via syncPixels. 1287 PixelPacket* setPixels ( const int x_, const int y_, 1288 const unsigned int columns_, 1289 const unsigned int rows_ ); 1290 1291 // Transfers the image cache pixels to the image. 1292 void syncPixels ( void ); 1293 1294 // Transfers one or more pixel components from a buffer or file 1295 // into the image pixel cache of an image. 1296 // Used to support image decoders. 1297 void readPixels ( const QuantumType quantum_, 1298 const unsigned char *source_ ); 1299 1300 // Transfers one or more pixel components from the image pixel 1301 // cache to a buffer or file. 1302 // Used to support image encoders. 1303 void writePixels ( const QuantumType quantum_, 1304 unsigned char *destination_ ); 1305 1306 ////////////////////////////////////////////////////////////////////// 1307 // 1308 // No user-serviceable parts beyond this point 1309 // 1310 ////////////////////////////////////////////////////////////////////// 1311 1312 1313 // Construct with MagickCore::Image and default options 1314 Image ( MagickCore::Image* image_ ); 1315 1316 // Retrieve Image* 1317 MagickCore::Image*& image( void ); 1318 const MagickCore::Image* constImage( void ) const; 1319 1320 // Retrieve Options* 1321 Options* options( void ); 1322 const Options* constOptions( void ) const; 1323 1324 // Retrieve ImageInfo* 1325 MagickCore::ImageInfo * imageInfo( void ); 1326 const MagickCore::ImageInfo * constImageInfo( void ) const; 1327 1328 // Retrieve QuantizeInfo* 1329 MagickCore::QuantizeInfo * quantizeInfo( void ); 1330 const MagickCore::QuantizeInfo * constQuantizeInfo( void ) const; 1331 1332 // Replace current image (reference counted) 1333 MagickCore::Image* replaceImage ( MagickCore::Image* replacement_ ); 1334 1335 // Prepare to update image (copy if reference > 1) 1336 void modifyImage ( void ); 1337 1338 // Test for ImageMagick error and throw exception if error 1339 void throwImageException( void ) const; 1340 1341 // Register image with image registry or obtain registration id 1342 long registerId( void ); 1343 1344 // Unregister image from image registry 1345 void unregisterId( void) ; 1346 1347 private: 1348 ImageRef * _imgRef; 1349 }; 1350 1351} // end of namespace Magick 1352 1353// 1354// Inlines 1355// 1356 1357 1358// 1359// Image 1360// 1361 1362 1363// Reduce noise in image using a noise peak elimination filter 1364inline void Magick::Image::reduceNoise ( void ) 1365{ 1366 reduceNoise( 3.0 ); 1367} 1368 1369// Stroke width for drawing vector objects (default one) 1370inline void Magick::Image::lineWidth ( const double lineWidth_ ) 1371{ 1372 strokeWidth( lineWidth_ ); 1373} 1374inline double Magick::Image::lineWidth ( void ) const 1375{ 1376 return strokeWidth( ); 1377} 1378 1379// Get image storage class 1380inline Magick::ClassType Magick::Image::classType ( void ) const 1381{ 1382 return static_cast<Magick::ClassType>(constImage()->storage_class); 1383} 1384 1385// Get number of image columns 1386inline unsigned int Magick::Image::columns ( void ) const 1387{ 1388 return constImage()->columns; 1389} 1390 1391// Get number of image rows 1392inline unsigned int Magick::Image::rows ( void ) const 1393{ 1394 return constImage()->rows; 1395} 1396 1397#endif // Magick_Image_header 1398