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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 |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Mikko Kopppanen <mkoppanen@php.net> |
| Scott MacVicar <scottmac@php.net> |
+----------------------------------------------------------------------+
*/
#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;
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;
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;
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)
/* {{{ 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
/* {{{ 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])
Adaptively resize image with data dependent triangulation
*/
PHP_METHOD(imagick, adaptiveresizeimage)
{
php_imagick_object *intern;
MagickBooleanType status;
long width, height, new_width, new_height;
zend_bool bestfit = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ll|b", &width, &height, &bestfit) == 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)) {
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;
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;
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;
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 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;
}
/* }}} */
/* {{{ 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 > 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
/* {{{ 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;
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 > 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) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool Imagick::identifyformat(string embedText)
Replaces any embedded formatting characters with the appropriate image property and returns the interpreted text. See http://www.imagemagick.org/script/escape.php for escape sequences.
*/
PHP_METHOD(imagick, identifyformat)
{
php_imagick_object *intern;
char *embedText;
IM_LEN_TYPE embedText_len;
char *result;
ImageInfo *image_info;
Image *image;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &embedText, &embedText_len) == FAILURE) {
return;
}
intern = Z_IMAGICK_P(getThis());
if (php_imagick_ensure_not_empty (intern->magick_wand) == 0) {
return;
}
image_info = AcquireImageInfo();
image = GetImageFromMagickWand(intern->magick_wand);
#if MagickLibVersion >= 0x700
{
//TODO - handle exception info.
ExceptionInfo *exception = NULL;
result = InterpretImageProperties(image_info, image, embedText, exception);
}
#else
result = InterpretImageProperties(image_info, image, embedText);
#endif
image_info = DestroyImageInfo(image_info);