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imagick_class.c
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imagick_class.c
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/*
+----------------------------------------------------------------------+
| PHP Version 5 / Imagick |
+----------------------------------------------------------------------+
| Copyright (c) 2006-2013 Mikko Koppanen, Scott MacVicar |
| ImageMagick (c) ImageMagick Studio LLC |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Mikko Kopppanen <[email protected]> |
| Scott MacVicar <[email protected]> |
+----------------------------------------------------------------------+
*/
#include "php_imagick.h"
#include "php_imagick_defs.h"
#include "php_imagick_macros.h"
#include "php_imagick_helpers.h"
#include "php_imagick_file.h"
#if MagickLibVersion > 0x628
/* {{{ proto bool Imagick::pingImageFile(resource filehandle)
Query image information without reading the whole image to memory
*/
PHP_METHOD(imagick, pingimagefile)
{
char *filename = NULL;
IM_LEN_TYPE filename_len;
php_imagick_object *intern;
zval *zstream;
php_stream *stream;
zend_bool result;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|s!", &zstream, &filename, &filename_len) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
#ifdef ZEND_ENGINE_3
php_stream_from_zval(stream, zstream);
#else
php_stream_from_zval(stream, &zstream);
#endif
result = php_imagick_stream_handler(intern, stream, ImagickPingImageFile TSRMLS_CC);
if (result == 0) {
if (!EG(exception)) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to ping image from the filehandle" TSRMLS_CC);
}
return;
}
if (filename) {
MagickSetImageFilename(intern->magick_wand, filename);
MagickSetLastIterator(intern->magick_wand);
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::pingImageBlob(string image )
Query image information without reading the whole image to memory
*/
PHP_METHOD(imagick, pingimageblob)
{
char *image_string;
IM_LEN_TYPE image_string_len;
MagickBooleanType status;
php_imagick_object *intern;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &image_string, &image_string_len) == FAILURE) {
return;
}
if (image_string_len == 0) {
php_imagick_throw_exception(IMAGICK_CLASS, "Empty image string passed" TSRMLS_CC);
return;
}
intern = Z_IMAGICK_P(getThis());
status = MagickPingImageBlob(intern->magick_wand, image_string, image_string_len);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to ping image blob" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::vignetteImage(float blackPoint, float whitePoint, int x, int y )
Adds vignette filter to the image
*/
PHP_METHOD(imagick, vignetteimage)
{
double black_point, white_point;
im_long x, y;
php_imagick_object *intern;
MagickBooleanType status;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ddll", &black_point, &white_point, &x, &y) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickVignetteImage(intern->magick_wand, black_point, white_point, x, y);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to apply vignette filter" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::transposeImage()
Creates a vertical mirror image
*/
PHP_METHOD(imagick, transposeimage)
{
php_imagick_object *intern;
MagickBooleanType status;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickTransposeImage(intern->magick_wand);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to transpose image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::transverseImage()
Creates a horizontal mirror image
*/
PHP_METHOD(imagick, transverseimage)
{
php_imagick_object *intern;
MagickBooleanType status;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickTransverseImage(intern->magick_wand);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to transverse image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::adaptiveBlurImage(float radius, float sigma[, int channel] )
Adds adaptive blur filter to image
*/
PHP_METHOD(imagick, adaptiveblurimage)
{
double radius, sigma;
php_imagick_object *intern;
MagickBooleanType status;
im_long channel = IM_DEFAULT_CHANNEL;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "dd|l", &radius, &sigma, &channel) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickAdaptiveBlurImageChannel(intern->magick_wand, channel, radius, sigma);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to adaptive blur image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::uniqueImageColors()
Discards all but one of any pixel color
*/
PHP_METHOD(imagick, uniqueimagecolors)
{
php_imagick_object *intern;
MagickBooleanType status;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickUniqueImageColors(intern->magick_wand);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to get unique image colors" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::contrastStretchImage(float black_point, float white_point[, int channel])
Enhances the contrast of a color image
*/
PHP_METHOD(imagick, contraststretchimage)
{
php_imagick_object *intern;
double black_point, white_point;
MagickBooleanType status;
im_long channel = IM_DEFAULT_CHANNEL;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "dd|l", &black_point, &white_point, &channel) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickContrastStretchImageChannel(intern->magick_wand, channel, black_point, white_point);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to contrast strech image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
#if !defined(MAGICKCORE_EXCLUDE_DEPRECATED)
#if MagickLibVersion < 0x700
/* {{{ proto int Imagick::getImageMatte()
Returns true if the image has a matte channel otherwise false
*/
PHP_METHOD(imagick, getimagematte)
{
php_imagick_object *intern;
MagickBooleanType matte;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
IMAGICK_METHOD_DEPRECATED ("Imagick", "getImageMatte");
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
matte = MagickGetImageMatte(intern->magick_wand);
if (matte == MagickTrue) {
RETURN_TRUE;
} else {
RETURN_FALSE;
}
}
/* }}} */
#endif //#if MagickLibVersion < 0x700
#endif
/* {{{ proto bool Imagick::setImageMatte(bool matte)
Sets the image matte channel
*/
PHP_METHOD(imagick, setimagematte)
{
php_imagick_object *intern;
zend_bool matte;
MagickBooleanType status;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "b", &matte) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickSetImageMatte(intern->magick_wand, matte);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to set image matte" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::adaptiveResizeImage(int width, int height[, bool bestfit[, bool legacy]]])
Adaptively resize image with data dependent triangulation
If legacy is true, the calculations are done with the small rounding bug that existed in
Imagick before 3.4.0. If false, the calculations should produce the same results as
ImageMagick CLI does.
*/
PHP_METHOD(imagick, adaptiveresizeimage)
{
php_imagick_object *intern;
MagickBooleanType status;
im_long width, height, new_width, new_height;
zend_bool bestfit = 0;
zend_bool legacy = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ll|bb", &width, &height, &bestfit, &legacy) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
if (!php_imagick_thumbnail_dimensions(intern->magick_wand, bestfit, width, height, &new_width, &new_height, legacy)) {
php_imagick_throw_exception(IMAGICK_CLASS, "Invalid image geometry" TSRMLS_CC);
return;
}
status = MagickAdaptiveResizeImage(intern->magick_wand, new_width, new_height);
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to adaptive resize image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::sketchImage(float radius, float sigma, float angle)
Simulates a pencil sketch
*/
PHP_METHOD(imagick, sketchimage)
{
double radius, sigma, angle;
MagickBooleanType status;
php_imagick_object *intern;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ddd", &radius, &sigma, &angle) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickSketchImage(intern->magick_wand, sigma, radius, angle);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to sketch image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::shadeImage(bool gray, float azimuth, float elevation)
Shines a distant light on an image
*/
PHP_METHOD(imagick, shadeimage)
{
php_imagick_object *intern;
MagickBooleanType status;
double azimuth, elevation;
zend_bool gray;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "bdd", &gray, &azimuth, &elevation) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickShadeImage(intern->magick_wand, gray, azimuth, elevation);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to shade image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto int Imagick::getSizeOffset()
Returns the size offset associated with the Imagick object
*/
PHP_METHOD(imagick, getsizeoffset)
{
php_imagick_object *intern;
ssize_t offset;
MagickBooleanType status;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
status = MagickGetSizeOffset(intern->magick_wand, &offset);
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to get size offset" TSRMLS_CC);
return;
}
RETVAL_LONG(offset);
}
/* }}} */
/* {{{ proto bool Imagick::setSizeOffset(int columns, int rows, int offset)
Sets the size and offset of the Imagick object
*/
PHP_METHOD(imagick, setsizeoffset)
{
php_imagick_object *intern;
im_long columns, rows, offset;
MagickBooleanType status;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lll", &columns, &rows, &offset) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
status = MagickSetSizeOffset(intern->magick_wand, columns, rows, offset);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to set size offset" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::adaptiveSharpenImage(float radius, float sigma[, int channel])
Adaptively sharpen image with data dependent triangulation
*/
PHP_METHOD(imagick, adaptivesharpenimage)
{
php_imagick_object *intern;
MagickBooleanType status;
double radius, sigma;
im_long channel = IM_DEFAULT_CHANNEL;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "dd|l", &radius, &sigma, &channel) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickAdaptiveSharpenImageChannel(intern->magick_wand, channel, radius, sigma);
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to adaptive sharpen image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::randomThresholdImage(float low, float high[, int channel])
Changes the value of individual pixels
*/
PHP_METHOD(imagick, randomthresholdimage)
{
php_imagick_object *intern;
double low, high;
MagickBooleanType status;
im_long channel = IM_DEFAULT_CHANNEL;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "dd|l", &low, &high, &channel) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickRandomThresholdImageChannel(intern->magick_wand, channel, low, high);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to random threshold image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto string Imagick::roundCornersImage(float x_rounding, float y_rounding[, float stroke_width = 10[, float displace = 5[, float size_correction = -6]]] )
Rounds image corners
*/
#if MagickLibVersion < 0x700
PHP_METHOD(imagick, roundcornersimage)
{
char *old_locale;
double x_rounding, y_rounding;
DrawingWand *draw;
MagickWand *mask_image;
PixelWand *color;
php_imagick_object *intern;
long image_width, image_height;
MagickBooleanType status;
double stroke_width = 10, displace = 5, correction = -6;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "dd|ddd", &x_rounding, &y_rounding, &stroke_width, &displace, &correction) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
image_width = MagickGetImageWidth(intern->magick_wand);
image_height = MagickGetImageHeight(intern->magick_wand);
if (!image_width || !image_height) {
php_imagick_throw_exception(IMAGICK_CLASS, "Unable to round corners on empty image" TSRMLS_CC);
return;
}
status = MagickSetImageMatte(intern->magick_wand, MagickTrue);
if (status == MagickFalse) {
php_imagick_throw_exception(IMAGICK_CLASS, "Unable to set image matte" TSRMLS_CC);
return;
}
/* Here we go.. */
color = NewPixelWand();
if (!color) {
php_imagick_throw_exception (IMAGICK_CLASS, "Failed to allocate PixelWand structure" TSRMLS_CC);
return;
}
draw = NewDrawingWand();
if (!draw) {
DestroyPixelWand (color);
php_imagick_throw_exception (IMAGICK_CLASS, "Failed to allocate DrawingWand structure" TSRMLS_CC);
return;
}
mask_image = NewMagickWand();
if (!mask_image) {
DestroyPixelWand (color);
DestroyDrawingWand (draw);
php_imagick_throw_exception (IMAGICK_CLASS, "Failed to allocate MagickWand structure" TSRMLS_CC);
return;
}
#define exit_cleanup() \
if (color != NULL) color = DestroyPixelWand(color); \
if (draw != NULL) draw = DestroyDrawingWand(draw); \
if (mask_image != NULL) mask_image = DestroyMagickWand(mask_image);
status = PixelSetColor(color, "transparent");
if (status == MagickFalse) {
exit_cleanup();
php_imagick_throw_exception(IMAGICK_CLASS, "Unable to set pixel color" TSRMLS_CC);
return;
}
status = MagickNewImage(mask_image, image_width, image_height, color);
if (status == MagickFalse) {
exit_cleanup();
php_imagick_throw_exception(IMAGICK_CLASS, "Unable to allocate mask image" TSRMLS_CC);
return;
}
MagickSetImageBackgroundColor(mask_image, color);
status = PixelSetColor(color, "white");
if (status == MagickFalse) {
exit_cleanup();
php_imagick_throw_exception(IMAGICK_CLASS, "Unable to set pixel color" TSRMLS_CC);
return;
}
DrawSetFillColor(draw, color);
status = PixelSetColor(color, "black");
if (status == MagickFalse) {
exit_cleanup();
php_imagick_throw_exception(IMAGICK_CLASS, "Unable to set pixel color" TSRMLS_CC);
return;
}
DrawSetStrokeColor(draw, color);
DrawSetStrokeWidth(draw, stroke_width);
DrawRoundRectangle(draw, displace, displace, image_width + correction, image_height + correction, x_rounding, y_rounding);
old_locale = php_imagick_set_locale (TSRMLS_C);
status = MagickDrawImage(mask_image, draw);
php_imagick_restore_locale (old_locale);
if (old_locale)
efree (old_locale);
if (status == MagickFalse) {
exit_cleanup();
php_imagick_throw_exception(IMAGICK_CLASS, "Unable to draw on image" TSRMLS_CC);
return;
}
status = MagickCompositeImage(intern->magick_wand, mask_image, DstInCompositeOp, 0, 0);
if (status == MagickFalse) {
exit_cleanup();
php_imagick_throw_exception(IMAGICK_CLASS, "Unable to composite image" TSRMLS_CC);
return;
}
exit_cleanup();
RETURN_TRUE;
#undef exit_cleanup
}
/* }}} */
#endif
/* {{{ proto int Imagick::getIteratorIndex()
Returns the index of the current active image
*/
PHP_METHOD(imagick, getiteratorindex)
{
MagickBooleanType status;
php_imagick_object *intern;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
status = MagickGetIteratorIndex(intern->magick_wand);
ZVAL_LONG(return_value, (long)status);
return;
}
/* }}} */
/* {{{ proto bool Imagick::setIteratorIndex(int index)
Sets the index of the Imagick object
*/
PHP_METHOD(imagick, setiteratorindex)
{
const im_long index;
MagickBooleanType status;
php_imagick_object *intern;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &index) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
status = MagickSetIteratorIndex(intern->magick_wand, index);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to set iterator index" TSRMLS_CC);
return;
}
intern->next_out_of_bound = 0;
RETURN_TRUE;
}
/* }}} */
#if MagickLibVersion < 0x700
/* {{{ proto Imagick Imagick::transformimage(string crop, string geometry )
Comfortability method for crop and resize
*/
PHP_METHOD(imagick, transformimage)
{
char *crop, *geometry;
IM_LEN_TYPE crop_len, geometry_len;
MagickWand *transformed;
php_imagick_object *intern, *intern_return;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &crop, &crop_len, &geometry, &geometry_len) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
transformed = MagickTransformImage(intern->magick_wand, crop, geometry);
if (!transformed) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Transforming image failed" TSRMLS_CC);
return;
}
object_init_ex(return_value, php_imagick_sc_entry);
intern_return = Z_IMAGICK_P(return_value);
php_imagick_replace_magickwand(intern_return, transformed);
return;
}
#endif //#if MagickLibVersion < 0x700
/* }}} */
#endif
#if MagickLibVersion > 0x630
#if MagickLibVersion < 0x700
/* {{{ proto bool Imagick::setImageOpacity(float opacity)
Sets the image to the specified opacity level
*/
PHP_METHOD(imagick, setimageopacity)
{
double opacity;
MagickBooleanType status;
php_imagick_object *intern;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "d", &opacity) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickSetImageOpacity(intern->magick_wand, opacity);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to set image opacity" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
#endif
#if MagickLibVersion >= 0x700
/* {{{ proto bool Imagick::setImageAlpha(float alpha)
Sets the image to the specified alpha level
*/
PHP_METHOD(imagick, setimagealpha)
{
double alpha;
MagickBooleanType status;
php_imagick_object *intern;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "d", &alpha) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickSetImageAlpha(intern->magick_wand, alpha);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to set image alpha" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
#endif
#if MagickLibVersion < 0x700
/* {{{ proto bool Imagick::orderedposterizeImage(string threshold_map[, int CHANNEL])
Performs an ordered dither
*/
PHP_METHOD(imagick, orderedposterizeimage)
{
char *map;
IM_LEN_TYPE map_len;
MagickBooleanType status;
php_imagick_object *intern;
im_long channel = IM_DEFAULT_CHANNEL;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &map, &map_len, &channel) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickOrderedPosterizeImageChannel(intern->magick_wand, channel, map);
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to posterize image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
#endif //#if MagickLibVersion < 0x700
#endif //#if MagickLibVersion > 0x630
#if MagickLibVersion > 0x631
/* {{{ proto bool Imagick::polaroidImage(ImagickDraw properties, double angle )
Simulates a Polaroid picture
*/
PHP_METHOD(imagick, polaroidimage)
{
zval *objvar;
php_imagick_object *intern;
MagickBooleanType status;
php_imagickdraw_object *internd;
double angle;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Od", &objvar, php_imagickdraw_sc_entry, &angle) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
internd = Z_IMAGICKDRAW_P(objvar);
#if MagickLibVersion >= 0x700
{
PixelInterpolateMethod method = BilinearInterpolatePixel;
char *caption = "TODO FIXME";
status = MagickPolaroidImage(intern->magick_wand,internd->drawing_wand,caption,angle,method);
}
#else
status = MagickPolaroidImage(intern->magick_wand, internd->drawing_wand, angle);
#endif
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to polaroid image" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto string Imagick::getImageProperty(string name )
Eeturns a value associated with the specified property
*/
PHP_METHOD(imagick, getimageproperty)
{
php_imagick_object *intern;
char *name, *value;
IM_LEN_TYPE name_len;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &name, &name_len) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
value = MagickGetImageProperty(intern->magick_wand, name);
if (value) {
IM_ZVAL_STRING(return_value, (char *)value);
IMAGICK_FREE_MAGICK_MEMORY(value);
return;
}
RETURN_FALSE;
}
/* }}} */
/* {{{ proto bool Imagick::setImageProperty(string name, string value )
returns a value associated with the specified property
*/
PHP_METHOD(imagick, setimageproperty)
{
php_imagick_object *intern;
char *name, *value;
IM_LEN_TYPE name_len, value_len;
MagickBooleanType status;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &name, &name_len, &value, &value_len) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
status = MagickSetImageProperty(intern->magick_wand, name, value);
/* No magick is going to happen */
if (status == MagickFalse) {
php_imagick_convert_imagick_exception(intern->magick_wand, "Unable to set image property" TSRMLS_CC);
return;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::deleteimageproperty(string name)
Deletes an image property.
*/
PHP_METHOD(imagick, deleteimageproperty)
{
php_imagick_object *intern;
char *name;
IM_LEN_TYPE name_len;
MagickBooleanType status;
Image *image;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &name, &name_len) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0)
return;
image = GetImageFromMagickWand(intern->magick_wand);
status = DeleteImageProperty(image, name);
if (status == MagickFalse) {