- revert Harmut commit, Histogram implementation not correct and no idea

where you got the ok to add that

NEWS

@@ -30,4 +30,3 @@ PHP                                                                        NEWS
 - Added possibility to check in which extension an internal function was
   defined using reflection API. (Johannes)
 - Fixed bug #34286 (__toString() behavior is inconsistent). (Marcus)
-- Added ImageColorHistogram() to gd extension. (Hartmut)

ext/gd/gd.c

@@ -144,7 +144,6 @@ zend_function_entry gd_functions[] = {
 	PHP_FE(imagechar,								NULL)
 	PHP_FE(imagecharup,								NULL)
 	PHP_FE(imagecolorat,							NULL)
-	PHP_FE(imagecolorhistogram,                     NULL)
 	PHP_FE(imagecolorallocate,						NULL)
 	PHP_FE(imagepalettecopy,						NULL)
 	PHP_FE(imagecreatefromstring,					NULL)
@@ -2348,53 +2347,6 @@ PHP_FUNCTION(imagecolorstotal)
 }
 /* }}} */
 
-/* {{{ proto array imagecolorhistogram(resource im)
-   Return color histogram for an image */
-PHP_FUNCTION(imagecolorhistogram)
-{
-	zval **IM;
-	gdImagePtr im;
-	int num_colors, x, y, n;
-	long *color_count;
-
-	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &IM) == FAILURE) {
-		ZEND_WRONG_PARAM_COUNT();
-	}
-
-	ZEND_FETCH_RESOURCE(im, gdImagePtr, IM, -1, "Image", le_gd);
-
-	if (!im->pixels) {
-		RETURN_FALSE;
-	}
-	
-	num_colors = gdImageColorsTotal(im);
-
-	if (num_colors <= 0) {
-		RETURN_FALSE;
-	}
-
-	color_count = (long *)calloc(num_colors, sizeof(long));
-	
-	for (x = 0; x < gdImageSX(im); x++) {
-		for (y = 0; y < gdImageSY(im); y++) {
-#if HAVE_LIBGD13
-			color_count[im->pixels[y][x]]++;
-#else
-			color_count[im->pixels[x][y]]++;
-#endif
-		}
-	}
-
-	array_init(return_value);
-
-	for (n = 0; n < num_colors; n++) {
-		add_index_long(return_value, n, color_count[n]);
-	}
-
-	efree(color_count);
-}
-/* }}} */
-
 /* {{{ proto int imagecolortransparent(resource im [, int col])
    Define a color as transparent */
 PHP_FUNCTION(imagecolortransparent)

ext/gd/php_gd.h

@@ -86,7 +86,6 @@ PHP_FUNCTION(imagecolorexact);
 PHP_FUNCTION(imagecolorset);
 PHP_FUNCTION(imagecolorstotal);
 PHP_FUNCTION(imagecolorsforindex);
-PHP_FUNCTION(imagecolorhistogram);
 PHP_FUNCTION(imagecolortransparent);
 PHP_FUNCTION(imagecopy);
 PHP_FUNCTION(imagecopymerge);