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174 <h1>Module magick-wand
176 <p class="navigation-index">[<a href="#ClearMagickWand">ClearMagickWand</a> • <a href="#CloneMagickWand">CloneMagickWand</a> • <a href="#DestroyMagickWand">DestroyMagickWand</a> • <a href="#IsMagickWand">IsMagickWand</a> • <a href="#MagickClearException">MagickClearException</a> • <a href="#MagickGetException">MagickGetException</a> • <a href="#MagickGetExceptionType">MagickGetExceptionType</a> • <a href="#MagickGetIteratorIndex">MagickGetIteratorIndex</a> • <a href="#MagickQueryConfigureOption">MagickQueryConfigureOption</a> • <a href="#MagickQueryConfigureOptions">MagickQueryConfigureOptions</a> • <a href="#MagickQueryFontMetrics">MagickQueryFontMetrics</a> • <a href="#MagickQueryMultilineFontMetrics">MagickQueryMultilineFontMetrics</a> • <a href="#MagickQueryFonts">MagickQueryFonts</a> • <a href="#MagickQueryFonts">MagickQueryFonts</a> • <a href="#MagickRelinquishMemory">MagickRelinquishMemory</a> • <a href="#MagickResetIterator">MagickResetIterator</a> • <a href="#MagickSetFirstIterator">MagickSetFirstIterator</a> • <a href="#MagickSetIteratorIndex">MagickSetIteratorIndex</a> • <a href="#MagickSetLastIterator">MagickSetLastIterator</a> • <a href="#MagickWandGenesis">MagickWandGenesis</a> • <a href="#MagickWandTerminus">MagickWandTerminus</a> • <a href="#NewMagickWand">NewMagickWand</a> • <a href="#NewMagickWandFromImage">NewMagickWandFromImage</a>]</p>
178 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
179 _8c.html" target="source" name="ClearMagickWand">ClearMagickWand</a></h2>
180 <div class="doc-section">
182 <p>ClearMagickWand() clears resources associated with the wand.</p></ol>
184 <p>The format of the ClearMagickWand method is:</p>
187 void ClearMagickWand(MagickWand *wand)
190 <p>A description of each parameter follows:</p></ol>
193 <ol><p>the magick wand.</p></ol>
196 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
197 _8c.html" target="source" name="CloneMagickWand">CloneMagickWand</a></h2>
198 <div class="doc-section">
200 <p>CloneMagickWand() makes an exact copy of the specified wand.</p></ol>
202 <p>The format of the CloneMagickWand method is:</p>
205 MagickWand *CloneMagickWand(const MagickWand *wand)
208 <p>A description of each parameter follows:</p></ol>
211 <ol><p>the magick wand.</p></ol>
214 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
215 _8c.html" target="source" name="DestroyMagickWand">DestroyMagickWand</a></h2>
216 <div class="doc-section">
218 <p>DestroyMagickWand() deallocates memory associated with an MagickWand.</p></ol>
220 <p>The format of the DestroyMagickWand method is:</p>
223 MagickWand *DestroyMagickWand(MagickWand *wand)
226 <p>A description of each parameter follows:</p></ol>
229 <ol><p>the magick wand.</p></ol>
232 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
233 _8c.html" target="source" name="IsMagickWand">IsMagickWand</a></h2>
234 <div class="doc-section">
236 <p>IsMagickWand() returns MagickTrue if the wand is verified as a magick wand.</p></ol>
238 <p>The format of the IsMagickWand method is:</p>
241 MagickBooleanType IsMagickWand(const MagickWand *wand)
244 <p>A description of each parameter follows:</p></ol>
247 <ol><p>the magick wand.</p></ol>
250 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
251 _8c.html" target="source" name="MagickClearException">MagickClearException</a></h2>
252 <div class="doc-section">
254 <p>MagickClearException() clears any exceptions associated with the wand.</p></ol>
256 <p>The format of the MagickClearException method is:</p>
259 MagickBooleanType MagickClearException(MagickWand *wand)
262 <p>A description of each parameter follows:</p></ol>
265 <ol><p>the magick wand.</p></ol>
268 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
269 _8c.html" target="source" name="MagickGetException">MagickGetException</a></h2>
270 <div class="doc-section">
272 <p>MagickGetException() returns the severity, reason, and description of any error that occurs when using other methods in this API.</p></ol>
274 <p>The format of the MagickGetException method is:</p>
277 char *MagickGetException(const MagickWand *wand,ExceptionType *severity)
280 <p>A description of each parameter follows:</p></ol>
283 <ol><p>the magick wand.</p></ol>
286 <ol><p>the severity of the error is returned here.</p></ol>
289 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
290 _8c.html" target="source" name="MagickGetExceptionType">MagickGetExceptionType</a></h2>
291 <div class="doc-section">
293 <p>MagickGetExceptionType() returns the exception type associated with the wand. If no exception has occurred, UndefinedExceptionType is returned.</p></ol>
295 <p>The format of the MagickGetExceptionType method is:</p>
298 ExceptionType MagickGetExceptionType(const MagickWand *wand)
301 <p>A description of each parameter follows:</p></ol>
304 <ol><p>the magick wand.</p></ol>
307 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
308 _8c.html" target="source" name="MagickGetIteratorIndex">MagickGetIteratorIndex</a></h2>
309 <div class="doc-section">
311 <p>MagickGetIteratorIndex() returns the position of the iterator in the image list.</p></ol>
313 <p>The format of the MagickGetIteratorIndex method is:</p>
316 ssize_t MagickGetIteratorIndex(MagickWand *wand)
319 <p>A description of each parameter follows:</p></ol>
322 <ol><p>the magick wand.</p></ol>
325 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
326 _8c.html" target="source" name="MagickQueryConfigureOption">MagickQueryConfigureOption</a></h2>
327 <div class="doc-section">
329 <p>MagickQueryConfigureOption() returns the value associated with the specified configure option.</p></ol>
331 <p>The format of the MagickQueryConfigureOption function is:</p>
334 char *MagickQueryConfigureOption(const char *option)
337 <p>A description of each parameter follows:</p></ol>
340 <ol><p>the option name.</p></ol>
343 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
344 _8c.html" target="source" name="MagickQueryConfigureOptions">MagickQueryConfigureOptions</a></h2>
345 <div class="doc-section">
347 <p>MagickQueryConfigureOptions() returns any configure options that match the specified pattern (e.g. "*" for all). Options include NAME, VERSION, LIB_VERSION, etc.</p></ol>
349 <p>The format of the MagickQueryConfigureOptions function is:</p>
352 char **MagickQueryConfigureOptions(const char *pattern,
353 size_t *number_options)
356 <p>A description of each parameter follows:</p></ol>
359 <ol><p>Specifies a pointer to a text string containing a pattern.</p></ol>
361 <h5>number_options</h5>
362 <ol><p>Returns the number of configure options in the list.</p></ol>
366 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
367 _8c.html" target="source" name="MagickQueryFontMetrics">MagickQueryFontMetrics</a></h2>
368 <div class="doc-section">
370 <p>MagickQueryFontMetrics() returns a 13 element array representing the following font metrics:</p>
374 -------------------------------------------------
381 6 maximum horizontal advance
390 <p>The format of the MagickQueryFontMetrics method is:</p>
393 double *MagickQueryFontMetrics(MagickWand *wand,
394 const DrawingWand *drawing_wand,const char *text)
397 <p>A description of each parameter follows:</p></ol>
400 <ol><p>the Magick wand.</p></ol>
402 <h5>drawing_wand</h5>
403 <ol><p>the drawing wand.</p></ol>
406 <ol><p>the text.</p></ol>
409 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
410 _8c.html" target="source" name="MagickQueryMultilineFontMetrics">MagickQueryMultilineFontMetrics</a></h2>
411 <div class="doc-section">
413 <p>MagickQueryMultilineFontMetrics() returns a 13 element array representing the following font metrics:</p>
417 -------------------------------------------------
424 6 maximum horizontal advance
433 <p>This method is like MagickQueryFontMetrics() but it returns the maximum text width and height for multiple lines of text.</p></ol>
435 <p>The format of the MagickQueryFontMetrics method is:</p>
438 double *MagickQueryMultilineFontMetrics(MagickWand *wand,
439 const DrawingWand *drawing_wand,const char *text)
442 <p>A description of each parameter follows:</p></ol>
445 <ol><p>the Magick wand.</p></ol>
447 <h5>drawing_wand</h5>
448 <ol><p>the drawing wand.</p></ol>
451 <ol><p>the text.</p></ol>
454 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
455 _8c.html" target="source" name="MagickQueryFonts">MagickQueryFonts</a></h2>
456 <div class="doc-section">
458 <p>MagickQueryFonts() returns any font that match the specified pattern (e.g. "*" for all).</p></ol>
460 <p>The format of the MagickQueryFonts function is:</p>
463 char **MagickQueryFonts(const char *pattern,size_t *number_fonts)
466 <p>A description of each parameter follows:</p></ol>
469 <ol><p>Specifies a pointer to a text string containing a pattern.</p></ol>
471 <h5>number_fonts</h5>
472 <ol><p>Returns the number of fonts in the list.</p></ol>
476 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
477 _8c.html" target="source" name="MagickQueryFonts">MagickQueryFonts</a></h2>
478 <div class="doc-section">
480 <p>MagickQueryFonts() returns any image formats that match the specified pattern (e.g. "*" for all).</p></ol>
482 <p>The format of the MagickQueryFonts function is:</p>
485 char **MagickQueryFonts(const char *pattern,
486 size_t *number_formats)
489 <p>A description of each parameter follows:</p></ol>
492 <ol><p>Specifies a pointer to a text string containing a pattern.</p></ol>
494 <h5>number_formats</h5>
495 <ol><p>This integer returns the number of image formats in the list.</p></ol>
498 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
499 _8c.html" target="source" name="MagickRelinquishMemory">MagickRelinquishMemory</a></h2>
500 <div class="doc-section">
502 <p>MagickRelinquishMemory() relinquishes memory resources returned by such methods as MagickIdentifyImage(), MagickGetException(), etc.</p></ol>
504 <p>The format of the MagickRelinquishMemory method is:</p>
507 void *MagickRelinquishMemory(void *resource)
510 <p>A description of each parameter follows:</p></ol>
513 <ol><p>Relinquish the memory associated with this resource.</p></ol>
516 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
517 _8c.html" target="source" name="MagickResetIterator">MagickResetIterator</a></h2>
518 <div class="doc-section">
520 <p>MagickResetIterator() resets the wand iterator. Use it in conjunction with MagickNextImage() to iterate over all the images in a wand container.</p></ol>
522 <p>The format of the MagickResetIterator method is:</p>
525 void MagickResetIterator(MagickWand *wand)
528 <p>A description of each parameter follows:</p></ol>
531 <ol><p>the magick wand.</p></ol>
534 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
535 _8c.html" target="source" name="MagickSetFirstIterator">MagickSetFirstIterator</a></h2>
536 <div class="doc-section">
538 <p>MagickSetFirstIterator() sets the wand iterator to the first image.</p></ol>
540 <p>The format of the MagickSetFirstIterator method is:</p>
543 void MagickSetFirstIterator(MagickWand *wand)
546 <p>A description of each parameter follows:</p></ol>
549 <ol><p>the magick wand.</p></ol>
552 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
553 _8c.html" target="source" name="MagickSetIteratorIndex">MagickSetIteratorIndex</a></h2>
554 <div class="doc-section">
556 <p>MagickSetIteratorIndex() set the iterator to the position in the image list specified with the index parameter.</p></ol>
558 <p>The format of the MagickSetIteratorIndex method is:</p>
561 MagickBooleanType MagickSetIteratorIndex(MagickWand *wand,
565 <p>A description of each parameter follows:</p></ol>
568 <ol><p>the magick wand.</p></ol>
571 <ol><p>the scene number.</p></ol>
574 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
575 _8c.html" target="source" name="MagickSetLastIterator">MagickSetLastIterator</a></h2>
576 <div class="doc-section">
578 <p>MagickSetLastIterator() sets the wand iterator to the last image.</p></ol>
580 <p>The format of the MagickSetLastIterator method is:</p>
583 void MagickSetLastIterator(MagickWand *wand)
586 <p>A description of each parameter follows:</p></ol>
589 <ol><p>the magick wand.</p></ol>
592 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
593 _8c.html" target="source" name="MagickWandGenesis">MagickWandGenesis</a></h2>
594 <div class="doc-section">
596 <p>MagickWandGenesis() initializes the MagickWand environment.</p></ol>
598 <p>The format of the MagickWandGenesis method is:</p>
601 void MagickWandGenesis(void)
605 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
606 _8c.html" target="source" name="MagickWandTerminus">MagickWandTerminus</a></h2>
607 <div class="doc-section">
609 <p>MagickWandTerminus() terminates the MagickWand environment.</p></ol>
611 <p>The format of the MaickWandTerminus method is:</p>
614 void MagickWandTerminus(void)
618 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
619 _8c.html" target="source" name="NewMagickWand">NewMagickWand</a></h2>
620 <div class="doc-section">
622 <p>NewMagickWand() returns a wand required for all other methods in the API.</p></ol>
624 <p>The format of the NewMagickWand method is:</p>
627 MagickWand *NewMagickWand(void)
631 <h2><a href="http://www.imagemagick.org/api/MagickWand/magick-wand
632 _8c.html" target="source" name="NewMagickWandFromImage">NewMagickWandFromImage</a></h2>
633 <div class="doc-section">
635 <p>NewMagickWandFromImage() returns a wand with an image.</p></ol>
637 <p>The format of the NewMagickWandFromImage method is:</p>
640 MagickWand *NewMagickWandFromImage(const Image *image)
643 <p>A description of each parameter follows:</p></ol>
646 <ol><p>the image.</p></ol>
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