Image.h revision 3afd4014cd833bc3c170cb54e37c925ceacd17de
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 MagickPPExport const char *borderGeometryDefault; 28 extern MagickPPExport const char *frameGeometryDefault; 29 extern MagickPPExport 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 MagickPPExport operator == ( const Magick::Image& left_, 34 const Magick::Image& right_ ); 35 int MagickPPExport operator != ( const Magick::Image& left_, 36 const Magick::Image& right_ ); 37 int MagickPPExport operator > ( const Magick::Image& left_, 38 const Magick::Image& right_ ); 39 int MagickPPExport operator < ( const Magick::Image& left_, 40 const Magick::Image& right_ ); 41 int MagickPPExport operator >= ( const Magick::Image& left_, 42 const Magick::Image& right_ ); 43 int MagickPPExport operator <= ( const Magick::Image& left_, 44 const Magick::Image& right_ ); 45 46 // C library initialization routine 47 void MagickPPExport 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 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 size_t 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 size_t 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 size_t width_, 86 const size_t 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 size_t width, 121 const size_t height, 122 const ::ssize_t 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 size_t depth_ ); 185 size_t channelDepth ( ); 186 187 // Charcoal effect image (looks like charcoal sketch) 188 // The radius_ parameter specifies the radius of the Gaussian, in 189 // pixels, not counting the center pixel. The sigma_ parameter 190 // specifies the standard deviation of the Laplacian, in pixels. 191 void charcoal ( const double radius_ = 0.0, 192 const double sigma_ = 1.0 ); 193 194 // Chop image (remove vertical or horizontal subregion of image) 195 // FIXME: describe how geometry argument is used to select either 196 // horizontal or vertical subregion of image. 197 198 void chop ( const Geometry &geometry_ ); 199 200 // Accepts a lightweight Color Correction Collection 201 // (CCC) file which solely contains one or more color corrections and 202 // applies the correction to the image. 203 void cdl ( const std::string &cdl_ ); 204 205 // Colorize image with pen color, using specified percent alpha 206 // for red, green, and blue quantums 207 void colorize ( const unsigned int alphaRed_, 208 const unsigned int alphaGreen_, 209 const unsigned int alphaBlue_, 210 const Color &penColor_ ); 211 // Colorize image with pen color, using specified percent alpha. 212 void colorize ( const unsigned int alpha_, 213 const Color &penColor_ ); 214 215 // Apply a color matrix to the image channels. The user supplied 216 // matrix may be of order 1 to 5 (1x1 through 5x5). 217 void colorMatrix (const size_t order_, 218 const double *color_matrix_); 219 220 // Comment image (add comment string to image) 221 void comment ( const std::string &comment_ ); 222 223 // Composition operator to be used when composition is implicitly 224 // used (such as for image flattening). 225 void compose (const CompositeOperator compose_); 226 CompositeOperator compose ( void ) const; 227 228 // Compare current image with another image 229 // Sets meanErrorPerPixel, normalizedMaxError, and normalizedMeanError 230 // in the current image. False is returned if the images are identical. 231 bool compare ( const Image &reference_ ); 232 233 // Compose an image onto another at specified offset and using 234 // specified algorithm 235 void composite ( const Image &compositeImage_, 236 const ::ssize_t xOffset_, 237 const ::ssize_t yOffset_, 238 const CompositeOperator compose_ 239 = InCompositeOp ); 240 void composite ( const Image &compositeImage_, 241 const Geometry &offset_, 242 const CompositeOperator compose_ 243 = InCompositeOp ); 244 void composite ( const Image &compositeImage_, 245 const GravityType gravity_, 246 const CompositeOperator compose_ 247 = InCompositeOp ); 248 249 // Contrast image (enhance intensity differences in image) 250 void contrast ( const size_t sharpen_ ); 251 252 // Convolve image. Applies a user-specified convolution to the image. 253 // order_ represents the number of columns and rows in the filter kernel. 254 // kernel_ is an array of doubles representing the convolution kernel. 255 void convolve ( const size_t order_, 256 const double *kernel_ ); 257 258 // Crop image (subregion of original image) 259 void crop ( const Geometry &geometry_ ); 260 261 // Cycle image colormap 262 void cycleColormap ( const ::ssize_t amount_ ); 263 264 // Despeckle image (reduce speckle noise) 265 void despeckle ( void ); 266 267 // Display image on screen 268 void display ( void ); 269 270 // Distort image. distorts an image using various distortion methods, by 271 // mapping color lookups of the source image to a new destination image 272 // usally of the same size as the source image, unless 'bestfit' is set to 273 // true. 274 void distort ( const DistortImageMethod method_, 275 const size_t number_arguments_, 276 const double *arguments_, 277 const bool bestfit_ = false ); 278 279 // Draw on image using a single drawable 280 void draw ( const Drawable &drawable_ ); 281 282 // Draw on image using a drawable list 283 void draw ( const std::list<Magick::Drawable> &drawable_ ); 284 285 // Edge image (hilight edges in image) 286 void edge ( const double radius_ = 0.0 ); 287 288 // Emboss image (hilight edges with 3D effect) 289 // The radius_ parameter specifies the radius of the Gaussian, in 290 // pixels, not counting the center pixel. The sigma_ parameter 291 // specifies the standard deviation of the Laplacian, in pixels. 292 void emboss ( const double radius_ = 0.0, 293 const double sigma_ = 1.0); 294 295 // Enhance image (minimize noise) 296 void enhance ( void ); 297 298 // Equalize image (histogram equalization) 299 void equalize ( void ); 300 301 // Erase image to current "background color" 302 void erase ( void ); 303 304 // Extend the image as defined by the geometry. 305 void extent ( const Geometry &geometry_ ); 306 void extent ( const Geometry &geometry_, const Color &backgroundColor ); 307 void extent ( const Geometry &geometry_, const GravityType gravity_ ); 308 void extent ( const Geometry &geometry_, const Color &backgroundColor, const GravityType gravity_ ); 309 310 // Flip image (reflect each scanline in the vertical direction) 311 void flip ( void ); 312 313 // Flood-fill color across pixels that match the color of the 314 // target pixel and are neighbors of the target pixel. 315 // Uses current fuzz setting when determining color match. 316 void floodFillColor( const ::ssize_t x_, 317 const ::ssize_t y_, 318 const Color &fillColor_ ); 319 void floodFillColor( const Geometry &point_, 320 const Color &fillColor_ ); 321 322 // Flood-fill color across pixels starting at target-pixel and 323 // stopping at pixels matching specified border color. 324 // Uses current fuzz setting when determining color match. 325 void floodFillColor( const ::ssize_t x_, 326 const ::ssize_t y_, 327 const Color &fillColor_, 328 const Color &borderColor_ ); 329 void floodFillColor( const Geometry &point_, 330 const Color &fillColor_, 331 const Color &borderColor_ ); 332 333 // Floodfill pixels matching color (within fuzz factor) of target 334 // pixel(x,y) with replacement alpha value using method. 335 void floodFillAlpha ( const ::ssize_t x_, 336 const ::ssize_t y_, 337 const unsigned int alpha_, 338 const PaintMethod method_ ); 339 340 // Flood-fill texture across pixels that match the color of the 341 // target pixel and are neighbors of the target pixel. 342 // Uses current fuzz setting when determining color match. 343 void floodFillTexture( const ::ssize_t x_, 344 const ::ssize_t y_, 345 const Image &texture_ ); 346 void floodFillTexture( const Geometry &point_, 347 const Image &texture_ ); 348 349 // Flood-fill texture across pixels starting at target-pixel and 350 // stopping at pixels matching specified border color. 351 // Uses current fuzz setting when determining color match. 352 void floodFillTexture( const ::ssize_t x_, 353 const ::ssize_t y_, 354 const Image &texture_, 355 const Color &borderColor_ ); 356 void floodFillTexture( const Geometry &point_, 357 const Image &texture_, 358 const Color &borderColor_ ); 359 360 // Flop image (reflect each scanline in the horizontal direction) 361 void flop ( void ); 362 363 // Frame image 364 void frame ( const Geometry &geometry_ = frameGeometryDefault ); 365 void frame ( const size_t width_, 366 const size_t height_, 367 const ::ssize_t innerBevel_ = 6, 368 const ::ssize_t outerBevel_ = 6 ); 369 370 // Applies a mathematical expression to the image. 371 void fx ( const std::string expression ); 372 void fx ( const std::string expression, 373 const Magick::ChannelType channel ); 374 375 // Gamma correct image 376 void gamma ( const double gamma_ ); 377 void gamma ( const double gammaRed_, 378 const double gammaGreen_, 379 const double gammaBlue_ ); 380 381 // Gaussian blur image 382 // The number of neighbor pixels to be included in the convolution 383 // mask is specified by 'width_'. The standard deviation of the 384 // gaussian bell curve is specified by 'sigma_'. 385 void gaussianBlur ( const double width_, const double sigma_ ); 386 void gaussianBlurChannel ( const ChannelType channel_, 387 const double width_, 388 const double sigma_ ); 389 390 // Apply a color lookup table (Hald CLUT) to the image. 391 void haldClut ( const Image &clutImage_ ); 392 393 394 // Implode image (special effect) 395 void implode ( const double factor_ ); 396 397 // implements the inverse discrete Fourier transform (DFT) of the image 398 // either as a magnitude / phase or real / imaginary image pair. 399 // 400 void inverseFourierTransform ( const Image &phase_ ); 401 void inverseFourierTransform ( const Image &phase_, 402 const bool magnitude_ ); 403 // Label image 404 void label ( const std::string &label_ ); 405 406 // Level image. Adjust the levels of the image by scaling the 407 // colors falling between specified white and black points to the 408 // full available quantum range. The parameters provided represent 409 // the black, mid (gamma), and white points. The black point 410 // specifies the darkest color in the image. Colors darker than 411 // the black point are set to zero. Mid point (gamma) specifies a 412 // gamma correction to apply to the image. White point specifies 413 // the lightest color in the image. Colors brighter than the 414 // white point are set to the maximum quantum value. The black and 415 // white point have the valid range 0 to QuantumRange while mid (gamma) 416 // has a useful range of 0 to ten. 417 void level ( const double black_point, 418 const double white_point, 419 const double mid_point=1.0 ); 420 421 // Magnify image by integral size 422 void magnify ( void ); 423 424 // Remap image colors with closest color from reference image 425 void map ( const Image &mapImage_ , 426 const bool dither_ = false ); 427 428 // Floodfill designated area with replacement alpha value 429 void matteFloodfill ( const Color &target_ , 430 const unsigned int alpha_, 431 const ::ssize_t x_, const ::ssize_t y_, 432 const PaintMethod method_ ); 433 434 // Filter image by replacing each pixel component with the median 435 // color in a circular neighborhood 436 void medianFilter ( const double radius_ = 0.0 ); 437 438 // Reduce image by integral size 439 void minify ( void ); 440 441 // Modulate percent hue, saturation, and brightness of an image 442 void modulate ( const double brightness_, 443 const double saturation_, 444 const double hue_ ); 445 446 // Motion blur image with specified blur factor 447 // The radius_ parameter specifies the radius of the Gaussian, in 448 // pixels, not counting the center pixel. The sigma_ parameter 449 // specifies the standard deviation of the Laplacian, in pixels. 450 // The angle_ parameter specifies the angle the object appears 451 // to be comming from (zero degrees is from the right). 452 void motionBlur ( const double radius_, 453 const double sigma_, 454 const double angle_ ); 455 456 // Negate colors in image. Set grayscale to only negate grayscale 457 // values in image. 458 void negate ( const bool grayscale_ = false ); 459 460 // Normalize image (increase contrast by normalizing the pixel 461 // values to span the full range of color values) 462 void normalize ( void ); 463 464 // Oilpaint image (image looks like oil painting) 465 void oilPaint ( const double radius_ = 0.0, const double sigma = 1.0 ); 466 467 // Set or attenuate the alpha channel in the image. If the image 468 // pixels are opaque then they are set to the specified alpha 469 // value, otherwise they are blended with the supplied alpha 470 // value. The value of alpha_ ranges from 0 (completely opaque) 471 // to QuantumRange. The defines OpaqueAlpha and TransparentAlpha are 472 // available to specify completely opaque or completely 473 // transparent, respectively. 474 void alpha ( const unsigned int alpha_ ); 475 476 // Change color of opaque pixel to specified pen color. 477 void opaque ( const Color &opaqueColor_, 478 const Color &penColor_ ); 479 480 // Ping is similar to read except only enough of the image is read 481 // to determine the image columns, rows, and filesize. Access the 482 // columns(), rows(), and fileSize() attributes after invoking 483 // ping. The image data is not valid after calling ping. 484 void ping ( const std::string &imageSpec_ ); 485 486 // Ping is similar to read except only enough of the image is read 487 // to determine the image columns, rows, and filesize. Access the 488 // columns(), rows(), and fileSize() attributes after invoking 489 // ping. The image data is not valid after calling ping. 490 void ping ( const Blob &blob_ ); 491 492 // Quantize image (reduce number of colors) 493 void quantize ( const bool measureError_ = false ); 494 495 void quantumOperator ( const ChannelType channel_, 496 const MagickEvaluateOperator operator_, 497 double rvalue_); 498 499 void quantumOperator ( const ::ssize_t x_,const ::ssize_t y_, 500 const size_t columns_, 501 const size_t rows_, 502 const ChannelType channel_, 503 const MagickEvaluateOperator operator_, 504 const double rvalue_); 505 506 // Execute a named process module using an argc/argv syntax similar to 507 // that accepted by a C 'main' routine. An exception is thrown if the 508 // requested process module doesn't exist, fails to load, or fails during 509 // execution. 510 void process ( std::string name_, 511 const ::ssize_t argc_, 512 const char **argv_ ); 513 514 // Raise image (lighten or darken the edges of an image to give a 515 // 3-D raised or lowered effect) 516 void raise ( const Geometry &geometry_ = raiseGeometryDefault, 517 const bool raisedFlag_ = false ); 518 519 // Random threshold image. 520 // 521 // Changes the value of individual pixels based on the intensity 522 // of each pixel compared to a random threshold. The result is a 523 // low-contrast, two color image. The thresholds_ argument is a 524 // geometry containing LOWxHIGH thresholds. If the string 525 // contains 2x2, 3x3, or 4x4, then an ordered dither of order 2, 526 // 3, or 4 will be performed instead. If a channel_ argument is 527 // specified then only the specified channel is altered. This is 528 // a very fast alternative to 'quantize' based dithering. 529 void randomThreshold( const Geometry &thresholds_ ); 530 void randomThresholdChannel( const Geometry &thresholds_, 531 const ChannelType channel_ ); 532 533 // Read single image frame into current object 534 void read ( const std::string &imageSpec_ ); 535 536 // Read single image frame of specified size into current object 537 void read ( const Geometry &size_, 538 const std::string &imageSpec_ ); 539 540 // Read single image frame from in-memory BLOB 541 void read ( const Blob &blob_ ); 542 543 // Read single image frame of specified size from in-memory BLOB 544 void read ( const Blob &blob_, 545 const Geometry &size_ ); 546 547 // Read single image frame of specified size and depth from 548 // in-memory BLOB 549 void read ( const Blob &blob_, 550 const Geometry &size_, 551 const size_t depth_ ); 552 553 // Read single image frame of specified size, depth, and format 554 // from in-memory BLOB 555 void read ( const Blob &blob_, 556 const Geometry &size_, 557 const size_t depth_, 558 const std::string &magick_ ); 559 560 // Read single image frame of specified size, and format from 561 // in-memory BLOB 562 void read ( const Blob &blob_, 563 const Geometry &size_, 564 const std::string &magick_ ); 565 566 // Read single image frame from an array of raw pixels, with 567 // specified storage type (ConstituteImage), e.g. 568 // image.read( 640, 480, "RGB", 0, pixels ); 569 void read ( const size_t width_, 570 const size_t height_, 571 const std::string &map_, 572 const StorageType type_, 573 const void *pixels_ ); 574 575 // Reduce noise in image using a noise peak elimination filter 576 void reduceNoise ( void ); 577 void reduceNoise ( const double order_ ); 578 579 // Resize image to specified size. 580 void resize ( const Geometry &geometry_ ); 581 582 // Roll image (rolls image vertically and horizontally) by specified 583 // number of columnms and rows) 584 void roll ( const Geometry &roll_ ); 585 void roll ( const size_t columns_, 586 const size_t rows_ ); 587 588 // Rotate image counter-clockwise by specified number of degrees. 589 void rotate ( const double degrees_ ); 590 591 // Resize image by using pixel sampling algorithm 592 void sample ( const Geometry &geometry_ ); 593 594 // Resize image by using simple ratio algorithm 595 void scale ( const Geometry &geometry_ ); 596 597 // Segment (coalesce similar image components) by analyzing the 598 // histograms of the color components and identifying units that 599 // are homogeneous with the fuzzy c-means technique. Also uses 600 // QuantizeColorSpace and Verbose image attributes 601 void segment ( const double clusterThreshold_ = 1.0, 602 const double smoothingThreshold_ = 1.5 ); 603 604 // Shade image using distant light source 605 void shade ( const double azimuth_ = 30, 606 const double elevation_ = 30, 607 const bool colorShading_ = false ); 608 609 // Simulate an image shadow 610 void shadow ( const double percent_opacity_ = 80.0, 611 const double sigma_ = 0.5, 612 const ssize_t x_ = 5, 613 const ssize_t y_ = 5 ); 614 615 // Sharpen pixels in image 616 // The radius_ parameter specifies the radius of the Gaussian, in 617 // pixels, not counting the center pixel. The sigma_ parameter 618 // specifies the standard deviation of the Laplacian, in pixels. 619 void sharpen ( const double radius_ = 0.0, 620 const double sigma_ = 1.0 ); 621 void sharpenChannel ( const ChannelType channel_, 622 const double radius_ = 0.0, 623 const double sigma_ = 1.0 ); 624 625 // Shave pixels from image edges. 626 void shave ( const Geometry &geometry_ ); 627 628 // Shear image (create parallelogram by sliding image by X or Y axis) 629 void shear ( const double xShearAngle_, 630 const double yShearAngle_ ); 631 632 // adjust the image contrast with a non-linear sigmoidal contrast algorithm 633 void sigmoidalContrast ( const size_t sharpen_, const double contrast, const double midpoint = QuantumRange / 2.0 ); 634 635 // Solarize image (similar to effect seen when exposing a 636 // photographic film to light during the development process) 637 void solarize ( const double factor_ = 50.0 ); 638 639 // Splice the background color into the image. 640 void splice ( const Geometry &geometry_ ); 641 642 // Spread pixels randomly within image by specified ammount 643 void spread ( const size_t amount_ = 3 ); 644 645 // Sparse color image, given a set of coordinates, interpolates the colors 646 // found at those coordinates, across the whole image, using various 647 // methods. 648 void sparseColor ( const ChannelType channel, 649 const SparseColorMethod method, 650 const size_t number_arguments, 651 const double *arguments ); 652 653 // Add a digital watermark to the image (based on second image) 654 void stegano ( const Image &watermark_ ); 655 656 // Create an image which appears in stereo when viewed with 657 // red-blue glasses (Red image on left, blue on right) 658 void stereo ( const Image &rightImage_ ); 659 660 // Strip strips an image of all profiles and comments. 661 void strip ( void ); 662 663 // Swirl image (image pixels are rotated by degrees) 664 void swirl ( const double degrees_ ); 665 666 // Channel a texture on image background 667 void texture ( const Image &texture_ ); 668 669 // Threshold image 670 void threshold ( const double threshold_ ); 671 672 // Transform image based on image and crop geometries 673 // Crop geometry is optional 674 void transform ( const Geometry &imageGeometry_ ); 675 void transform ( const Geometry &imageGeometry_, 676 const Geometry &cropGeometry_ ); 677 678 // Add matte image to image, setting pixels matching color to 679 // transparent 680 void transparent ( const Color &color_ ); 681 682 // Add matte image to image, for all the pixels that lies in between 683 // the given two color 684 void transparentChroma ( const Color &colorLow_, const Color &colorHigh_); 685 686 // Trim edges that are the background color from the image 687 void trim ( void ); 688 689 // Image representation type (also see type attribute) 690 // Available types: 691 // Bilevel Grayscale GrayscaleMatte 692 // Palette PaletteMatte TrueColor 693 // TrueColorMatte ColorSeparation ColorSeparationMatte 694 void type ( const ImageType type_ ); 695 696 // Replace image with a sharpened version of the original image 697 // using the unsharp mask algorithm. 698 // radius_ 699 // the radius of the Gaussian, in pixels, not counting the 700 // center pixel. 701 // sigma_ 702 // the standard deviation of the Gaussian, in pixels. 703 // amount_ 704 // the percentage of the difference between the original and 705 // the blur image that is added back into the original. 706 // threshold_ 707 // the threshold in pixels needed to apply the diffence amount. 708 void unsharpmask ( const double radius_, 709 const double sigma_, 710 const double amount_, 711 const double threshold_ ); 712 void unsharpmaskChannel ( const ChannelType channel_, 713 const double radius_, 714 const double sigma_, 715 const double amount_, 716 const double threshold_ ); 717 718 // Map image pixels to a sine wave 719 void wave ( const double amplitude_ = 25.0, 720 const double wavelength_ = 150.0 ); 721 722 // Write single image frame to a file 723 void write ( const std::string &imageSpec_ ); 724 725 // Write single image frame to in-memory BLOB, with optional 726 // format and adjoin parameters. 727 void write ( Blob *blob_ ); 728 void write ( Blob *blob_, 729 const std::string &magick_ ); 730 void write ( Blob *blob_, 731 const std::string &magick_, 732 const size_t depth_ ); 733 734 // Write single image frame to an array of pixels with storage 735 // type specified by user (DispatchImage), e.g. 736 // image.write( 0, 0, 640, 1, "RGB", 0, pixels ); 737 void write ( const ::ssize_t x_, 738 const ::ssize_t y_, 739 const size_t columns_, 740 const size_t rows_, 741 const std::string& map_, 742 const StorageType type_, 743 void *pixels_ ); 744 745 // Zoom image to specified size. 746 void zoom ( const Geometry &geometry_ ); 747 748 ////////////////////////////////////////////////////////////////////// 749 // 750 // Image Attributes and Options 751 // 752 ////////////////////////////////////////////////////////////////////// 753 754 // Join images into a single multi-image file 755 void adjoin ( const bool flag_ ); 756 bool adjoin ( void ) const; 757 758 // Anti-alias Postscript and TrueType fonts (default true) 759 void antiAlias( const bool flag_ ); 760 bool antiAlias( void ); 761 762 // Time in 1/100ths of a second which must expire before 763 // displaying the next image in an animated sequence. 764 void animationDelay ( const size_t delay_ ); 765 size_t animationDelay ( void ) const; 766 767 // Number of iterations to loop an animation (e.g. Netscape loop 768 // extension) for. 769 void animationIterations ( const size_t iterations_ ); 770 size_t animationIterations ( void ) const; 771 772 // Access/Update a named image attribute 773 void attribute ( const std::string name_, 774 const std::string value_ ); 775 std::string attribute ( const std::string name_ ); 776 777 // Image background color 778 void backgroundColor ( const Color &color_ ); 779 Color backgroundColor ( void ) const; 780 781 // Name of texture image to tile onto the image background 782 void backgroundTexture (const std::string &backgroundTexture_ ); 783 std::string backgroundTexture ( void ) const; 784 785 // Base image width (before transformations) 786 size_t baseColumns ( void ) const; 787 788 // Base image filename (before transformations) 789 std::string baseFilename ( void ) const; 790 791 // Base image height (before transformations) 792 size_t baseRows ( void ) const; 793 794 // Image border color 795 void borderColor ( const Color &color_ ); 796 Color borderColor ( void ) const; 797 798 // Return smallest bounding box enclosing non-border pixels. The 799 // current fuzz value is used when discriminating between pixels. 800 // This is the crop bounding box used by crop(Geometry(0,0)); 801 Geometry boundingBox ( void ) const; 802 803 // Text bounding-box base color (default none) 804 void boxColor ( const Color &boxColor_ ); 805 Color boxColor ( void ) const; 806 807 // Pixel cache threshold in megabytes. Once this memory threshold 808 // is exceeded, all subsequent pixels cache operations are to/from 809 // disk. This setting is shared by all Image objects. 810 static void cacheThreshold ( const size_t threshold_ ); 811 812 // Chromaticity blue primary point (e.g. x=0.15, y=0.06) 813 void chromaBluePrimary ( const double x_, const double y_ ); 814 void chromaBluePrimary ( double *x_, double *y_ ) const; 815 816 // Chromaticity green primary point (e.g. x=0.3, y=0.6) 817 void chromaGreenPrimary ( const double x_, const double y_ ); 818 void chromaGreenPrimary ( double *x_, double *y_ ) const; 819 820 // Chromaticity red primary point (e.g. x=0.64, y=0.33) 821 void chromaRedPrimary ( const double x_, const double y_ ); 822 void chromaRedPrimary ( double *x_, double *y_ ) const; 823 824 // Chromaticity white point (e.g. x=0.3127, y=0.329) 825 void chromaWhitePoint ( const double x_, const double y_ ); 826 void chromaWhitePoint ( double *x_, double *y_ ) const; 827 828 // Image class (DirectClass or PseudoClass) 829 // NOTE: setting a DirectClass image to PseudoClass will result in 830 // the loss of color information if the number of colors in the 831 // image is greater than the maximum palette size (either 256 or 832 // 65536 entries depending on the value of MAGICKCORE_QUANTUM_DEPTH when 833 // ImageMagick was built). 834 void classType ( const ClassType class_ ); 835 ClassType classType ( void ) const; 836 837 // Associate a clip mask with the image. The clip mask must be the 838 // same dimensions as the image. Pass an invalid image to unset an 839 // existing clip mask. 840 void clipMask ( const Image & clipMask_ ); 841 Image clipMask ( void ) const; 842 843 // Colors within this distance are considered equal 844 void colorFuzz ( const double fuzz_ ); 845 double colorFuzz ( void ) const; 846 847 // Color at colormap position index_ 848 void colorMap ( const size_t index_, 849 const Color &color_ ); 850 Color colorMap ( const size_t index_ ) const; 851 852 // Colormap size (number of colormap entries) 853 void colorMapSize ( const size_t entries_ ); 854 size_t colorMapSize ( void ); 855 856 // Image Color Space 857 void colorSpace ( const ColorspaceType colorSpace_ ); 858 ColorspaceType colorSpace ( void ) const; 859 860 void colorspaceType ( const ColorspaceType colorSpace_ ); 861 ColorspaceType colorspaceType ( void ) const; 862 863 // Image width 864 size_t columns ( void ) const; 865 866 // Image comment 867 std::string comment ( void ) const; 868 869 // Compression type 870 void compressType ( const CompressionType compressType_ ); 871 CompressionType compressType ( void ) const; 872 873 // Enable printing of debug messages from ImageMagick 874 void debug ( const bool flag_ ); 875 bool debug ( void ) const; 876 877 // Tagged image format define (set/access coder-specific option) The 878 // magick_ option specifies the coder the define applies to. The key_ 879 // option provides the key specific to that coder. The value_ option 880 // provides the value to set (if any). See the defineSet() method if the 881 // key must be removed entirely. 882 void defineValue ( const std::string &magick_, 883 const std::string &key_, 884 const std::string &value_ ); 885 std::string defineValue ( const std::string &magick_, 886 const std::string &key_ ) const; 887 888 // Tagged image format define. Similar to the defineValue() method 889 // except that passing the flag_ value 'true' creates a value-less 890 // define with that format and key. Passing the flag_ value 'false' 891 // removes any existing matching definition. The method returns 'true' 892 // if a matching key exists, and 'false' if no matching key exists. 893 void defineSet ( const std::string &magick_, 894 const std::string &key_, 895 bool flag_ ); 896 bool defineSet ( const std::string &magick_, 897 const std::string &key_ ) const; 898 899 // Vertical and horizontal resolution in pixels of the image 900 void density ( const Geometry &geomery_ ); 901 Geometry density ( void ) const; 902 903 // Image depth (bits allocated to red/green/blue components) 904 void depth ( const size_t depth_ ); 905 size_t depth ( void ) const; 906 907 // Tile names from within an image montage 908 std::string directory ( void ) const; 909 910 // Endianness (little like Intel or big like SPARC) for image 911 // formats which support endian-specific options. 912 void endian ( const EndianType endian_ ); 913 EndianType endian ( void ) const; 914 915 // Exif profile (BLOB) 916 void exifProfile( const Blob& exifProfile_ ); 917 Blob exifProfile( void ) const; 918 919 // Image file name 920 void fileName ( const std::string &fileName_ ); 921 std::string fileName ( void ) const; 922 923 // Number of bytes of the image on disk 924 off_t fileSize ( void ) const; 925 926 // Color to use when filling drawn objects 927 void fillColor ( const Color &fillColor_ ); 928 Color fillColor ( void ) const; 929 930 // Rule to use when filling drawn objects 931 void fillRule ( const FillRule &fillRule_ ); 932 FillRule fillRule ( void ) const; 933 934 // Pattern to use while filling drawn objects. 935 void fillPattern ( const Image &fillPattern_ ); 936 Image fillPattern ( void ) const; 937 938 // Filter to use when resizing image 939 void filterType ( const FilterTypes filterType_ ); 940 FilterTypes filterType ( void ) const; 941 942 // Text rendering font 943 void font ( const std::string &font_ ); 944 std::string font ( void ) const; 945 946 // Font point size 947 void fontPointsize ( const double pointSize_ ); 948 double fontPointsize ( void ) const; 949 950 // Obtain font metrics for text string given current font, 951 // pointsize, and density settings. 952 void fontTypeMetrics( const std::string &text_, 953 TypeMetric *metrics ); 954 955 // Long image format description 956 std::string format ( void ) const; 957 958 // Gamma level of the image 959 double gamma ( void ) const; 960 961 // Preferred size of the image when encoding 962 Geometry geometry ( void ) const; 963 964 // GIF disposal method 965 void gifDisposeMethod ( const size_t disposeMethod_ ); 966 size_t gifDisposeMethod ( void ) const; 967 968 // ICC color profile (BLOB) 969 void iccColorProfile( const Blob &colorProfile_ ); 970 Blob iccColorProfile( void ) const; 971 972 // Type of interlacing to use 973 void interlaceType ( const InterlaceType interlace_ ); 974 InterlaceType interlaceType ( void ) const; 975 976 // IPTC profile (BLOB) 977 void iptcProfile( const Blob& iptcProfile_ ); 978 Blob iptcProfile( void ) const; 979 980 // Does object contain valid image? 981 void isValid ( const bool isValid_ ); 982 bool isValid ( void ) const; 983 984 // Image label 985 std::string label ( void ) const; 986 987 // Obtain image statistics. Statistics are normalized to the range 988 // of 0.0 to 1.0 and are output to the specified ImageStatistics 989 // structure. 990typedef struct _ImageChannelStatistics 991 { 992 /* Minimum value observed */ 993 double maximum; 994 /* Maximum value observed */ 995 double minimum; 996 /* Average (mean) value observed */ 997 double mean; 998 /* Standard deviation, sqrt(variance) */ 999 double standard_deviation; 1000 /* Variance */ 1001 double variance; 1002 /* Kurtosis */ 1003 double kurtosis; 1004 /* Skewness */ 1005 double skewness; 1006 } ImageChannelStatistics; 1007 1008typedef struct _ImageStatistics 1009 { 1010 ImageChannelStatistics red; 1011 ImageChannelStatistics green; 1012 ImageChannelStatistics blue; 1013 ImageChannelStatistics alpha; 1014 } ImageStatistics; 1015 1016 void statistics ( ImageStatistics *statistics ) ; 1017 1018 // Stroke width for drawing vector objects (default one) 1019 // This method is now deprecated. Please use strokeWidth instead. 1020 void lineWidth ( const double lineWidth_ ); 1021 double lineWidth ( void ) const; 1022 1023 // File type magick identifier (.e.g "GIF") 1024 void magick ( const std::string &magick_ ); 1025 std::string magick ( void ) const; 1026 1027 // Image supports transparency (matte channel) 1028 void matte ( const bool matteFlag_ ); 1029 bool matte ( void ) const; 1030 1031 // Transparent color 1032 void matteColor ( const Color &matteColor_ ); 1033 Color matteColor ( void ) const; 1034 1035 // Merge image layers 1036 void mergeLayers ( const LayerMethod layerType_ ); 1037 1038 // The mean error per pixel computed when an image is color reduced 1039 double meanErrorPerPixel ( void ) const; 1040 1041 // Image modulus depth (minimum number of bits required to support 1042 // red/green/blue components without loss of accuracy) 1043 void modulusDepth ( const size_t modulusDepth_ ); 1044 size_t modulusDepth ( void ) const; 1045 1046 // Tile size and offset within an image montage 1047 Geometry montageGeometry ( void ) const; 1048 1049 // Transform image to black and white 1050 void monochrome ( const bool monochromeFlag_ ); 1051 bool monochrome ( void ) const; 1052 1053 // The normalized max error per pixel computed when an image is 1054 // color reduced. 1055 double normalizedMaxError ( void ) const; 1056 1057 // The normalized mean error per pixel computed when an image is 1058 // color reduced. 1059 double normalizedMeanError ( void ) const; 1060 1061 // Image orientation 1062 void orientation ( const OrientationType orientation_ ); 1063 OrientationType orientation ( void ) const; 1064 1065 // Preferred size and location of an image canvas. 1066 void page ( const Geometry &pageSize_ ); 1067 Geometry page ( void ) const; 1068 1069 // Pen color (deprecated, don't use any more) 1070 void penColor ( const Color &penColor_ ); 1071 Color penColor ( void ) const; 1072 1073 // Pen texture image (deprecated, don't use any more) 1074 void penTexture ( const Image &penTexture_ ); 1075 Image penTexture ( void ) const; 1076 1077 // Get/set pixel color at location x & y. 1078 void pixelColor ( const ::ssize_t x_, 1079 const ::ssize_t y_, 1080 const Color &color_ ); 1081 Color pixelColor ( const ::ssize_t x_, 1082 const ::ssize_t y_ ) const; 1083 1084 // Add or remove a named profile to/from the image. Remove the 1085 // profile by passing an empty Blob (e.g. Blob()). Valid names are 1086 // "*", "8BIM", "ICM", "IPTC", or a user/format-defined profile name. 1087 void profile( const std::string name_, 1088 const Blob &colorProfile_ ); 1089 1090 // Retrieve a named profile from the image. Valid names are: 1091 // "8BIM", "8BIMTEXT", "APP1", "APP1JPEG", "ICC", "ICM", & "IPTC" 1092 // or an existing user/format-defined profile name. 1093 Blob profile( const std::string name_ ) const; 1094 1095 // JPEG/MIFF/PNG compression level (default 75). 1096 void quality ( const size_t quality_ ); 1097 size_t quality ( void ) const; 1098 1099 // Maximum number of colors to quantize to 1100 void quantizeColors ( const size_t colors_ ); 1101 size_t quantizeColors ( void ) const; 1102 1103 // Colorspace to quantize in. 1104 void quantizeColorSpace ( const ColorspaceType colorSpace_ ); 1105 ColorspaceType quantizeColorSpace ( void ) const; 1106 1107 // Dither image during quantization (default true). 1108 void quantizeDither ( const bool ditherFlag_ ); 1109 bool quantizeDither ( void ) const; 1110 1111 // Quantization tree-depth 1112 void quantizeTreeDepth ( const size_t treeDepth_ ); 1113 size_t quantizeTreeDepth ( void ) const; 1114 1115 // The type of rendering intent 1116 void renderingIntent ( const RenderingIntent renderingIntent_ ); 1117 RenderingIntent renderingIntent ( void ) const; 1118 1119 // Units of image resolution 1120 void resolutionUnits ( const ResolutionType resolutionUnits_ ); 1121 ResolutionType resolutionUnits ( void ) const; 1122 1123 // The number of pixel rows in the image 1124 size_t rows ( void ) const; 1125 1126 // Image scene number 1127 void scene ( const size_t scene_ ); 1128 size_t scene ( void ) const; 1129 1130 // Image signature. Set force_ to true in order to re-calculate 1131 // the signature regardless of whether the image data has been 1132 // modified. 1133 std::string signature ( const bool force_ = false ) const; 1134 1135 // Width and height of a raw image 1136 void size ( const Geometry &geometry_ ); 1137 Geometry size ( void ) const; 1138 1139 // enabled/disable stroke anti-aliasing 1140 void strokeAntiAlias( const bool flag_ ); 1141 bool strokeAntiAlias( void ) const; 1142 1143 // Color to use when drawing object outlines 1144 void strokeColor ( const Color &strokeColor_ ); 1145 Color strokeColor ( void ) const; 1146 1147 // Specify the pattern of dashes and gaps used to stroke 1148 // paths. The strokeDashArray represents a zero-terminated array 1149 // of numbers that specify the lengths of alternating dashes and 1150 // gaps in pixels. If an odd number of values is provided, then 1151 // the list of values is repeated to yield an even number of 1152 // values. A typical strokeDashArray_ array might contain the 1153 // members 5 3 2 0, where the zero value indicates the end of the 1154 // pattern array. 1155 void strokeDashArray ( const double* strokeDashArray_ ); 1156 const double* strokeDashArray ( void ) const; 1157 1158 // While drawing using a dash pattern, specify distance into the 1159 // dash pattern to start the dash (default 0). 1160 void strokeDashOffset ( const double strokeDashOffset_ ); 1161 double strokeDashOffset ( void ) const; 1162 1163 // Specify the shape to be used at the end of open subpaths when 1164 // they are stroked. Values of LineCap are UndefinedCap, ButtCap, 1165 // RoundCap, and SquareCap. 1166 void strokeLineCap ( const LineCap lineCap_ ); 1167 LineCap strokeLineCap ( void ) const; 1168 1169 // Specify the shape to be used at the corners of paths (or other 1170 // vector shapes) when they are stroked. Values of LineJoin are 1171 // UndefinedJoin, MiterJoin, RoundJoin, and BevelJoin. 1172 void strokeLineJoin ( const LineJoin lineJoin_ ); 1173 LineJoin strokeLineJoin ( void ) const; 1174 1175 // Specify miter limit. When two line segments meet at a sharp 1176 // angle and miter joins have been specified for 'lineJoin', it is 1177 // possible for the miter to extend far beyond the thickness of 1178 // the line stroking the path. The miterLimit' imposes a limit on 1179 // the ratio of the miter length to the 'lineWidth'. The default 1180 // value of this parameter is 4. 1181 void strokeMiterLimit ( const size_t miterLimit_ ); 1182 size_t strokeMiterLimit ( void ) const; 1183 1184 // Pattern image to use while stroking object outlines. 1185 void strokePattern ( const Image &strokePattern_ ); 1186 Image strokePattern ( void ) const; 1187 1188 // Stroke width for drawing vector objects (default one) 1189 void strokeWidth ( const double strokeWidth_ ); 1190 double strokeWidth ( void ) const; 1191 1192 // Subimage of an image sequence 1193 void subImage ( const size_t subImage_ ); 1194 size_t subImage ( void ) const; 1195 1196 // Number of images relative to the base image 1197 void subRange ( const size_t subRange_ ); 1198 size_t subRange ( void ) const; 1199 1200 // Annotation text encoding (e.g. "UTF-16") 1201 void textEncoding ( const std::string &encoding_ ); 1202 std::string textEncoding ( void ) const; 1203 1204 // Number of colors in the image 1205 size_t totalColors ( void ); 1206 1207 // Origin of coordinate system to use when annotating with text or drawing 1208 void transformOrigin ( const double x_,const double y_ ); 1209 1210 // Rotation to use when annotating with text or drawing 1211 void transformRotation ( const double angle_ ); 1212 1213 // Reset transformation parameters to default 1214 void transformReset ( void ); 1215 1216 // Scale to use when annotating with text or drawing 1217 void transformScale ( const double sx_, const double sy_ ); 1218 1219 // Skew to use in X axis when annotating with text or drawing 1220 void transformSkewX ( const double skewx_ ); 1221 1222 // Skew to use in Y axis when annotating with text or drawing 1223 void transformSkewY ( const double skewy_ ); 1224 1225 // Image representation type (also see type operation) 1226 // Available types: 1227 // Bilevel Grayscale GrayscaleMatte 1228 // Palette PaletteMatte TrueColor 1229 // TrueColorMatte ColorSeparation ColorSeparationMatte 1230 ImageType type ( void ) const; 1231 1232 // Print detailed information about the image 1233 void verbose ( const bool verboseFlag_ ); 1234 bool verbose ( void ) const; 1235 1236 // FlashPix viewing parameters 1237 void view ( const std::string &view_ ); 1238 std::string view ( void ) const; 1239 1240 // Virtual pixel method 1241 void virtualPixelMethod ( const VirtualPixelMethod virtual_pixel_method_ ); 1242 VirtualPixelMethod virtualPixelMethod ( void ) const; 1243 1244 // X11 display to display to, obtain fonts from, or to capture 1245 // image from 1246 void x11Display ( const std::string &display_ ); 1247 std::string x11Display ( void ) const; 1248 1249 // x resolution of the image 1250 double xResolution ( void ) const; 1251 1252 // y resolution of the image 1253 double yResolution ( void ) const; 1254 1255 ////////////////////////////////////////////////////////////////////// 1256 // 1257 // Low-level Pixel Access Routines 1258 // 1259 // Also see the Pixels class, which provides support for multiple 1260 // cache views. 1261 // 1262 ////////////////////////////////////////////////////////////////////// 1263 1264 1265 // Transfers read-only pixels from the image to the pixel cache as 1266 // defined by the specified region 1267 const Quantum* getConstPixels ( const ::ssize_t x_, const ::ssize_t y_, 1268 const size_t columns_, 1269 const size_t rows_ ) const; 1270 1271 // Obtain mutable image pixel metacontent (valid for PseudoClass images) 1272 void* getMetacontent ( void ); 1273 1274 // Obtain immutable image pixel metacontent (valid for PseudoClass images) 1275 const void* getConstMetacontent ( void ) const; 1276 1277 // Transfers pixels from the image to the pixel cache as defined 1278 // by the specified region. Modified pixels may be subsequently 1279 // transferred back to the image via syncPixels. This method is 1280 // valid for DirectClass images. 1281 Quantum* getPixels ( const ::ssize_t x_, const ::ssize_t y_, 1282 const size_t columns_, 1283 const size_t rows_ ); 1284 1285 // Allocates a pixel cache region to store image pixels as defined 1286 // by the region rectangle. This area is subsequently transferred 1287 // from the pixel cache to the image via syncPixels. 1288 Quantum* setPixels ( const ::ssize_t x_, const ::ssize_t y_, 1289 const size_t columns_, 1290 const size_t rows_ ); 1291 1292 // Transfers the image cache pixels to the image. 1293 void syncPixels ( void ); 1294 1295 // Transfers one or more pixel components from a buffer or file 1296 // into the image pixel cache of an image. 1297 // Used to support image decoders. 1298 void readPixels ( const QuantumType quantum_, 1299 const unsigned char *source_ ); 1300 1301 // Transfers one or more pixel components from the image pixel 1302 // cache to a buffer or file. 1303 // Used to support image encoders. 1304 void writePixels ( const QuantumType quantum_, 1305 unsigned char *destination_ ); 1306 1307 ////////////////////////////////////////////////////////////////////// 1308 // 1309 // No user-serviceable parts beyond this point 1310 // 1311 ////////////////////////////////////////////////////////////////////// 1312 1313 1314 // Construct with MagickCore::Image and default options 1315 Image ( MagickCore::Image* image_ ); 1316 1317 // Retrieve Image* 1318 MagickCore::Image*& image( void ); 1319 const MagickCore::Image* constImage( void ) const; 1320 1321 // Retrieve Options* 1322 Options* options( void ); 1323 const Options* constOptions( void ) const; 1324 1325 // Retrieve ImageInfo* 1326 MagickCore::ImageInfo * imageInfo( void ); 1327 const MagickCore::ImageInfo * constImageInfo( void ) const; 1328 1329 // Retrieve QuantizeInfo* 1330 MagickCore::QuantizeInfo * quantizeInfo( void ); 1331 const MagickCore::QuantizeInfo * constQuantizeInfo( void ) const; 1332 1333 // Replace current image (reference counted) 1334 MagickCore::Image* replaceImage ( MagickCore::Image* replacement_ ); 1335 1336 // Prepare to update image (copy if reference > 1) 1337 void modifyImage ( void ); 1338 1339 // Test for ImageMagick error and throw exception if error 1340 void throwImageException( void ) const; 1341 1342 // Register image with image registry or obtain registration id 1343 ::ssize_t registerId( void ); 1344 1345 // Unregister image from image registry 1346 void unregisterId( void) ; 1347 1348 private: 1349 ImageRef * _imgRef; 1350 }; 1351 1352} // end of namespace Magick 1353 1354// 1355// Inlines 1356// 1357 1358 1359// 1360// Image 1361// 1362 1363 1364// Reduce noise in image using a noise peak elimination filter 1365inline void Magick::Image::reduceNoise ( void ) 1366{ 1367 reduceNoise( 3.0 ); 1368} 1369 1370// Stroke width for drawing vector objects (default one) 1371inline void Magick::Image::lineWidth ( const double lineWidth_ ) 1372{ 1373 strokeWidth( lineWidth_ ); 1374} 1375inline double Magick::Image::lineWidth ( void ) const 1376{ 1377 return strokeWidth( ); 1378} 1379 1380// Get image storage class 1381inline Magick::ClassType Magick::Image::classType ( void ) const 1382{ 1383 return static_cast<Magick::ClassType>(constImage()->storage_class); 1384} 1385 1386// Get number of image columns 1387inline size_t Magick::Image::columns ( void ) const 1388{ 1389 return constImage()->columns; 1390} 1391 1392// Get number of image rows 1393inline size_t Magick::Image::rows ( void ) const 1394{ 1395 return constImage()->rows; 1396} 1397 1398#endif // Magick_Image_header 1399