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href="magick-wand.php#MagickQueryConfigureOption">MagickQueryConfigureOption</a> • <a href="magick-wand.php#MagickQueryConfigureOptions">MagickQueryConfigureOptions</a> • <a href="magick-wand.php#MagickQueryFontMetrics">MagickQueryFontMetrics</a> • <a href="magick-wand.php#MagickQueryMultilineFontMetrics">MagickQueryMultilineFontMetrics</a> • <a href="magick-wand.php#MagickQueryFonts">MagickQueryFonts</a> • <a href="magick-wand.php#MagickQueryFormats">MagickQueryFormats</a> • <a href="magick-wand.php#MagickRelinquishMemory">MagickRelinquishMemory</a> • <a href="magick-wand.php#MagickResetIterator">MagickResetIterator</a> • <a href="magick-wand.php#MagickSetFirstIterator">MagickSetFirstIterator</a> • <a href="magick-wand.php#MagickSetIteratorIndex">MagickSetIteratorIndex</a> • <a href="magick-wand.php#MagickSetLastIterator">MagickSetLastIterator</a> • <a href="magick-wand.php#MagickWandGenesis">MagickWandGenesis</a> • <a href="magick-wand.php#MagickWandTerminus">MagickWandTerminus</a> • <a href="magick-wand.php#NewMagickWand">NewMagickWand</a> • <a href="magick-wand.php#NewMagickWandFromImage">NewMagickWandFromImage</a> • <a href="magick-wand.php#IsMagickWandInstantiated">IsMagickWandInstantiated</a></p> 56 57<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="ClearMagickWand">ClearMagickWand</a></h2> 58 59<p>ClearMagickWand() clears resources associated with the wand, leaving the wand blank, and ready to be used for a new set of images.</p> 60 61<p>The format of the ClearMagickWand method is:</p> 62 63<pre class="text"> 64void ClearMagickWand(MagickWand *wand) 65</pre> 66 67<p>A description of each parameter follows:</p> 68 69<dd> 70</dd> 71 72<dd> </dd> 73<dl class="dl-horizontal"> 74<dt>wand</dt> 75<dd>the magick wand. </dd> 76 77<dd> </dd> 78</dl> 79<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="CloneMagickWand">CloneMagickWand</a></h2> 80 81<p>CloneMagickWand() makes an exact copy of the specified wand.</p> 82 83<p>The format of the CloneMagickWand method is:</p> 84 85<pre class="text"> 86MagickWand *CloneMagickWand(const MagickWand *wand) 87</pre> 88 89<p>A description of each parameter follows:</p> 90 91<dd> 92</dd> 93 94<dd> </dd> 95<dl class="dl-horizontal"> 96<dt>wand</dt> 97<dd>the magick wand. </dd> 98 99<dd> </dd> 100</dl> 101<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="DestroyMagickWand">DestroyMagickWand</a></h2> 102 103<p>DestroyMagickWand() deallocates memory associated with an MagickWand.</p> 104 105<p>The format of the DestroyMagickWand method is:</p> 106 107<pre class="text"> 108MagickWand *DestroyMagickWand(MagickWand *wand) 109</pre> 110 111<p>A description of each parameter follows:</p> 112 113<dd> 114</dd> 115 116<dd> </dd> 117<dl class="dl-horizontal"> 118<dt>wand</dt> 119<dd>the magick wand. </dd> 120 121<dd> </dd> 122</dl> 123<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="IsMagickWand">IsMagickWand</a></h2> 124 125<p>IsMagickWand() returns MagickTrue if the wand is verified as a magick wand.</p> 126 127<p>The format of the IsMagickWand method is:</p> 128 129<pre class="text"> 130MagickBooleanType IsMagickWand(const MagickWand *wand) 131</pre> 132 133<p>A description of each parameter follows:</p> 134 135<dd> 136</dd> 137 138<dd> </dd> 139<dl class="dl-horizontal"> 140<dt>wand</dt> 141<dd>the magick wand. </dd> 142 143<dd> </dd> 144</dl> 145<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickClearException">MagickClearException</a></h2> 146 147<p>MagickClearException() clears any exceptions associated with the wand.</p> 148 149<p>The format of the MagickClearException method is:</p> 150 151<pre class="text"> 152MagickBooleanType MagickClearException(MagickWand *wand) 153</pre> 154 155<p>A description of each parameter follows:</p> 156 157<dd> 158</dd> 159 160<dd> </dd> 161<dl class="dl-horizontal"> 162<dt>wand</dt> 163<dd>the magick wand. </dd> 164 165<dd> </dd> 166</dl> 167<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickGetException">MagickGetException</a></h2> 168 169<p>MagickGetException() returns the severity, reason, and description of any error that occurs when using other methods in this API.</p> 170 171<p>The format of the MagickGetException method is:</p> 172 173<pre class="text"> 174char *MagickGetException(const MagickWand *wand,ExceptionType *severity) 175</pre> 176 177<p>A description of each parameter follows:</p> 178 179<dd> 180</dd> 181 182<dd> </dd> 183<dl class="dl-horizontal"> 184<dt>wand</dt> 185<dd>the magick wand. </dd> 186 187<dd> </dd> 188<dt>severity</dt> 189<dd>the severity of the error is returned here. </dd> 190 191<dd> </dd> 192</dl> 193<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickGetExceptionType">MagickGetExceptionType</a></h2> 194 195<p>MagickGetExceptionType() returns the exception type associated with the wand. If no exception has occurred, UndefinedExceptionType is returned.</p> 196 197<p>The format of the MagickGetExceptionType method is:</p> 198 199<pre class="text"> 200ExceptionType MagickGetExceptionType(const MagickWand *wand) 201</pre> 202 203<p>A description of each parameter follows:</p> 204 205<dd> 206</dd> 207 208<dd> </dd> 209<dl class="dl-horizontal"> 210<dt>wand</dt> 211<dd>the magick wand. </dd> 212 213<dd> </dd> 214</dl> 215<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickGetIteratorIndex">MagickGetIteratorIndex</a></h2> 216 217<p>MagickGetIteratorIndex() returns the position of the iterator in the image list.</p> 218 219<p>The format of the MagickGetIteratorIndex method is:</p> 220 221<pre class="text"> 222ssize_t MagickGetIteratorIndex(MagickWand *wand) 223</pre> 224 225<p>A description of each parameter follows:</p> 226 227<dd> 228</dd> 229 230<dd> </dd> 231<dl class="dl-horizontal"> 232<dt>wand</dt> 233<dd>the magick wand. </dd> 234 235<dd> </dd> 236</dl> 237<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickQueryConfigureOption">MagickQueryConfigureOption</a></h2> 238 239<p>MagickQueryConfigureOption() returns the value associated with the specified configure option.</p> 240 241<p>The format of the MagickQueryConfigureOption function is:</p> 242 243<pre class="text"> 244char *MagickQueryConfigureOption(const char *option) 245</pre> 246 247<p>A description of each parameter follows:</p> 248 249<dd> 250</dd> 251 252<dd> </dd> 253<dl class="dl-horizontal"> 254<dt>option</dt> 255<dd>the option name. </dd> 256 257<dd> </dd> 258</dl> 259<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickQueryConfigureOptions">MagickQueryConfigureOptions</a></h2> 260 261<p>MagickQueryConfigureOptions() returns any configure options that match the specified pattern (e.g. "*" for all). Options include NAME, VERSION, LIB_VERSION, etc.</p> 262 263<p>The format of the MagickQueryConfigureOptions function is:</p> 264 265<pre class="text"> 266char **MagickQueryConfigureOptions(const char *pattern, 267 size_t *number_options) 268</pre> 269 270<p>A description of each parameter follows:</p> 271 272<dd> 273</dd> 274 275<dd> </dd> 276<dl class="dl-horizontal"> 277<dt>pattern</dt> 278<dd>Specifies a pointer to a text string containing a pattern. </dd> 279 280<dd> </dd> 281<dt>number_options</dt> 282<dd> Returns the number of configure options in the list. </dd> 283 284<dd> </dd> 285 286<dd> </dd> 287</dl> 288<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickQueryFontMetrics">MagickQueryFontMetrics</a></h2> 289 290<p>MagickQueryFontMetrics() returns a 13 element array representing the following font metrics:</p> 291 292<pre class="text"> 293 Element Description 294 ------------------------------------------------- 295 0 character width 296 1 character height 297 2 ascender 298 3 descender 299 4 text width 300 5 text height 301 6 maximum horizontal advance 302 7 bounding box: x1 303 8 bounding box: y1 304 9 bounding box: x2 305 10 bounding box: y2 306 11 origin: x 307 12 origin: y 308</pre> 309 310<p>The format of the MagickQueryFontMetrics method is:</p> 311 312<pre class="text"> 313double *MagickQueryFontMetrics(MagickWand *wand, 314 const DrawingWand *drawing_wand,const char *text) 315</pre> 316 317<p>A description of each parameter follows:</p> 318 319<dd> 320</dd> 321 322<dd> </dd> 323<dl class="dl-horizontal"> 324<dt>wand</dt> 325<dd>the Magick wand. </dd> 326 327<dd> </dd> 328<dt>drawing_wand</dt> 329<dd>the drawing wand. </dd> 330 331<dd> </dd> 332<dt>text</dt> 333<dd>the text. </dd> 334 335<dd> </dd> 336</dl> 337<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickQueryMultilineFontMetrics">MagickQueryMultilineFontMetrics</a></h2> 338 339<p>MagickQueryMultilineFontMetrics() returns a 13 element array representing the following font metrics:</p> 340 341<pre class="text"> 342 Element Description 343 ------------------------------------------------- 344 0 character width 345 1 character height 346 2 ascender 347 3 descender 348 4 text width 349 5 text height 350 6 maximum horizontal advance 351 7 bounding box: x1 352 8 bounding box: y1 353 9 bounding box: x2 354 10 bounding box: y2 355 11 origin: x 356 12 origin: y 357</pre> 358 359<p>This method is like MagickQueryFontMetrics() but it returns the maximum text width and height for multiple lines of text.</p> 360 361<p>The format of the MagickQueryFontMetrics method is:</p> 362 363<pre class="text"> 364double *MagickQueryMultilineFontMetrics(MagickWand *wand, 365 const DrawingWand *drawing_wand,const char *text) 366</pre> 367 368<p>A description of each parameter follows:</p> 369 370<dd> 371</dd> 372 373<dd> </dd> 374<dl class="dl-horizontal"> 375<dt>wand</dt> 376<dd>the Magick wand. </dd> 377 378<dd> </dd> 379<dt>drawing_wand</dt> 380<dd>the drawing wand. </dd> 381 382<dd> </dd> 383<dt>text</dt> 384<dd>the text. </dd> 385 386<dd> </dd> 387</dl> 388<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickQueryFonts">MagickQueryFonts</a></h2> 389 390<p>MagickQueryFonts() returns any font that match the specified pattern (e.g. "*" for all).</p> 391 392<p>The format of the MagickQueryFonts function is:</p> 393 394<pre class="text"> 395char **MagickQueryFonts(const char *pattern,size_t *number_fonts) 396</pre> 397 398<p>A description of each parameter follows:</p> 399 400<dd> 401</dd> 402 403<dd> </dd> 404<dl class="dl-horizontal"> 405<dt>pattern</dt> 406<dd>Specifies a pointer to a text string containing a pattern. </dd> 407 408<dd> </dd> 409<dt>number_fonts</dt> 410<dd> Returns the number of fonts in the list. </dd> 411 412<dd> </dd> 413 414<dd> </dd> 415</dl> 416<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickQueryFormats">MagickQueryFormats</a></h2> 417 418<p>MagickQueryFormats() returns any image formats that match the specified pattern (e.g. "*" for all).</p> 419 420<p>The format of the MagickQueryFormats function is:</p> 421 422<pre class="text"> 423char **MagickQueryFormats(const char *pattern,size_t *number_formats) 424</pre> 425 426<p>A description of each parameter follows:</p> 427 428<dd> 429</dd> 430 431<dd> </dd> 432<dl class="dl-horizontal"> 433<dt>pattern</dt> 434<dd>Specifies a pointer to a text string containing a pattern. </dd> 435 436<dd> </dd> 437<dt>number_formats</dt> 438<dd> This integer returns the number of image formats in the list. </dd> 439 440<dd> </dd> 441</dl> 442<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickRelinquishMemory">MagickRelinquishMemory</a></h2> 443 444<p>MagickRelinquishMemory() relinquishes memory resources returned by such methods as MagickIdentifyImage(), MagickGetException(), etc.</p> 445 446<p>The format of the MagickRelinquishMemory method is:</p> 447 448<pre class="text"> 449void *MagickRelinquishMemory(void *resource) 450</pre> 451 452<p>A description of each parameter follows:</p> 453 454<dd> 455</dd> 456 457<dd> </dd> 458<dl class="dl-horizontal"> 459<dt>resource</dt> 460<dd>Relinquish the memory associated with this resource. </dd> 461 462<dd> </dd> 463</dl> 464<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickResetIterator">MagickResetIterator</a></h2> 465 466<p>MagickResetIterator() resets the wand iterator.</p> 467 468<p>It is typically used either before iterating though images, or before calling specific functions such as MagickAppendImages() to append all images together.</p> 469 470<p>Afterward you can use MagickNextImage() to iterate over all the images in a wand container, starting with the first image.</p> 471 472<p>Using this before MagickAddImages() or MagickReadImages() will cause new images to be inserted between the first and second image.</p> 473 474<p>The format of the MagickResetIterator method is:</p> 475 476<pre class="text"> 477void MagickResetIterator(MagickWand *wand) 478</pre> 479 480<p>A description of each parameter follows:</p> 481 482<dd> 483</dd> 484 485<dd> </dd> 486<dl class="dl-horizontal"> 487<dt>wand</dt> 488<dd>the magick wand. </dd> 489 490<dd> </dd> 491</dl> 492<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickSetFirstIterator">MagickSetFirstIterator</a></h2> 493 494<p>MagickSetFirstIterator() sets the wand iterator to the first image.</p> 495 496<p>After using any images added to the wand using MagickAddImage() or MagickReadImage() will be prepended before any image in the wand.</p> 497 498<p>Also the current image has been set to the first image (if any) in the Magick Wand. Using MagickNextImage() will then set teh current image to the second image in the list (if present).</p> 499 500<p>This operation is similar to MagickResetIterator() but differs in how MagickAddImage(), MagickReadImage(), and MagickNextImage() behaves afterward.</p> 501 502<p>The format of the MagickSetFirstIterator method is:</p> 503 504<pre class="text"> 505void MagickSetFirstIterator(MagickWand *wand) 506</pre> 507 508<p>A description of each parameter follows:</p> 509 510<dd> 511</dd> 512 513<dd> </dd> 514<dl class="dl-horizontal"> 515<dt>wand</dt> 516<dd>the magick wand. </dd> 517 518<dd> </dd> 519</dl> 520<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickSetIteratorIndex">MagickSetIteratorIndex</a></h2> 521 522<p>MagickSetIteratorIndex() set the iterator to the given position in the image list specified with the index parameter. A zero index will set the first image as current, and so on. Negative indexes can be used to specify an image relative to the end of the images in the wand, with -1 being the last image in the wand.</p> 523 524<p>If the index is invalid (range too large for number of images in wand) the function will return MagickFalse, but no 'exception' will be raised, as it is not actually an error. In that case the current image will not change.</p> 525 526<p>After using any images added to the wand using MagickAddImage() or MagickReadImage() will be added after the image indexed, regardless of if a zero (first image in list) or negative index (from end) is used.</p> 527 528<p>Jumping to index 0 is similar to MagickResetIterator() but differs in how MagickNextImage() behaves afterward.</p> 529 530<p>The format of the MagickSetIteratorIndex method is:</p> 531 532<pre class="text"> 533MagickBooleanType MagickSetIteratorIndex(MagickWand *wand, 534 const ssize_t index) 535</pre> 536 537<p>A description of each parameter follows:</p> 538 539<dd> 540</dd> 541 542<dd> </dd> 543<dl class="dl-horizontal"> 544<dt>wand</dt> 545<dd>the magick wand. </dd> 546 547<dd> </dd> 548<dt>index</dt> 549<dd>the scene number. </dd> 550 551<dd> </dd> 552</dl> 553<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickSetLastIterator">MagickSetLastIterator</a></h2> 554 555<p>MagickSetLastIterator() sets the wand iterator to the last image.</p> 556 557<p>The last image is actually the current image, and the next use of MagickPreviousImage() will not change this allowing this function to be used to iterate over the images in the reverse direction. In this sense it is more like MagickResetIterator() than MagickSetFirstIterator().</p> 558 559<p>Typically this function is used before MagickAddImage(), MagickReadImage() functions to ensure new images are appended to the very end of wand's image list.</p> 560 561<p>The format of the MagickSetLastIterator method is:</p> 562 563<pre class="text"> 564void MagickSetLastIterator(MagickWand *wand) 565</pre> 566 567<p>A description of each parameter follows:</p> 568 569<dd> 570</dd> 571 572<dd> </dd> 573<dl class="dl-horizontal"> 574<dt>wand</dt> 575<dd>the magick wand. </dd> 576 577<dd> </dd> 578</dl> 579<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickWandGenesis">MagickWandGenesis</a></h2> 580 581<p>MagickWandGenesis() initializes the MagickWand environment.</p> 582 583<p>The format of the MagickWandGenesis method is:</p> 584 585<pre class="text"> 586void MagickWandGenesis(void) 587</pre> 588 589<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="MagickWandTerminus">MagickWandTerminus</a></h2> 590 591<p>MagickWandTerminus() terminates the MagickWand environment.</p> 592 593<p>The format of the MaickWandTerminus method is:</p> 594 595<pre class="text"> 596void MagickWandTerminus(void) 597</pre> 598 599<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="NewMagickWand">NewMagickWand</a></h2> 600 601<p>NewMagickWand() returns a wand required for all other methods in the API. A fatal exception is thrown if there is not enough memory to allocate the wand. Use DestroyMagickWand() to dispose of the wand when it is no longer needed.</p> 602 603<p>The format of the NewMagickWand method is:</p> 604 605<pre class="text"> 606MagickWand *NewMagickWand(void) 607</pre> 608 609<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="NewMagickWandFromImage">NewMagickWandFromImage</a></h2> 610 611<p>NewMagickWandFromImage() returns a wand with an image.</p> 612 613<p>The format of the NewMagickWandFromImage method is:</p> 614 615<pre class="text"> 616MagickWand *NewMagickWandFromImage(const Image *image) 617</pre> 618 619<p>A description of each parameter follows:</p> 620 621<dd> 622</dd> 623 624<dd> </dd> 625<dl class="dl-horizontal"> 626<dt>image</dt> 627<dd>the image. </dd> 628 629<dd> </dd> 630</dl> 631<h2><a href="http://nextgen.imagemagick.org/api/MagickWand/magick-wand_8c.html" id="IsMagickWandInstantiated">IsMagickWandInstantiated</a></h2> 632 633<p>IsMagickWandInstantiated() returns MagickTrue if the ImageMagick environment is currently instantiated-- that is, MagickWandGenesis() has been called but MagickWandTerminus() has not.</p> 634 635<p>The format of the IsMagickWandInstantiated method is:</p> 636 637<pre class="text"> 638MagickBooleanType IsMagickWandInstantiated(void) 639</pre> 640 641</div> 642 <footer class="magick-footer"> 643 <p><a href="../script/support.php">Donate</a> • 644 <a href="../script/sitemap.php">Sitemap</a> • 645 <a href="../script/links.php">Related</a> • 646 <a href="../script/architecture.php">Architecture</a> 647</p> 648 <p><a href="magick-wand.php#">Back to top</a> • 649 <a href="http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x89AB63D48277377A">Public Key</a> • 650 <a href="../script/contact.php">Contact Us</a></p> 651 <p><small>© 1999-2016 ImageMagick Studio LLC</small></p> 652 </footer> 653</div><!-- /.container --> 654 655 <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script> 656 <script src="http://nextgen.imagemagick.org/js/magick.php"></script> 657</div> 658</body> 659</html> 660
