- add image flip API support

diff --git a/ext/gd/gd.c b/ext/gd/gd.c
index 72abbba2bc9774fd5af16c669a30f8b196180afd..0c6053b7848614f9712b6255cec0feee6055d694 100644 (file)
--- a/ext/gd/gd.c
+++ b/ext/gd/gd.c
@@ -885,6 +885,11 @@ ZEND_BEGIN_ARG_INFO(arginfo_imageantialias, 0)
        ZEND_ARG_INFO(0, im)
        ZEND_ARG_INFO(0, on)
 ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO(arginfo_imageflip, 0)
+       ZEND_ARG_INFO(0, im)
+       ZEND_ARG_INFO(0, mode)
+ZEND_END_ARG_INFO()
 #endif
 
 /* }}} */
@@ -944,6 +949,7 @@ const zend_function_entry gd_functions[] = {
 
 #ifdef HAVE_GD_BUNDLED
        PHP_FE(imageantialias,                                                  arginfo_imageantialias)
+       PHP_FE(imageflip,                                                               arginfo_imageflip)
 #endif
 
 #if HAVE_GD_IMAGESETTILE
@@ -5041,7 +5047,7 @@ PHP_FUNCTION(imageconvolution)
                                if (zend_hash_index_find(Z_ARRVAL_PP(var), (j), (void **) &var2) == SUCCESS) {
                                        SEPARATE_ZVAL(var2);
                                        convert_to_double(*var2);
-                                       matrix[i][j] = Z_DVAL_PP(var2);
+                                       matrix[i][j] = (float)Z_DVAL_PP(var2);
                                } else {
                                        php_error_docref(NULL TSRMLS_CC, E_WARNING, "You must have a 3x3 matrix");
                                        RETURN_FALSE;
@@ -5049,7 +5055,7 @@ PHP_FUNCTION(imageconvolution)
                        }
                }
        }
-       res = gdImageConvolution(im_src, matrix, div, offset);
+       res = gdImageConvolution(im_src, matrix, (float)div, (float)offset);
 
        if (res) {
                RETURN_TRUE;
@@ -5078,8 +5084,46 @@ PHP_FUNCTION(imageantialias)
        RETURN_TRUE;
 }
 /* }}} */
+
+
+/* {{{ proto void imageflip(resource im, int mode)
+   Flip an image (in place) horizontally, vertically or both directions. */
+PHP_FUNCTION(imageflip)
+{
+       zval *IM;
+       long mode;
+       gdImagePtr im;
+
+       if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl", &IM, &mode) == FAILURE)  {
+               return;
+       }
+
+       ZEND_FETCH_RESOURCE(im, gdImagePtr, &IM, -1, "Image", le_gd);
+
+       switch (mode) {
+               case GD_FLIP_VERTICAL:
+                       gdImageFlipHorizontal(im);
+                       break;
+
+               case GD_FLIP_HORINZONTAL:
+                       gdImageFlipVertical(im);
+                       break;
+
+               case GD_FLIP_BOTH:
+                       gdImageFlipBoth(im);
+                       break;
+
+               default:
+                       php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown flip mode");
+                       RETURN_FALSE;
+       }
+
+       RETURN_TRUE;
+}
+/* }}} */
 #endif
 
+
 /*
  * Local variables:
  * tab-width: 4