Changeset 3123Tweet

Timestamp:

Oct 27, 2008, 8:35:48 PM (12 years ago)

Author:

nico

Message:

• Add a "caca_create_dither_gd" function that create the proper dither for a given gd resource.

Location:

libcaca/trunk/caca-php

Files:

• examples/dithering.php (modified) (1 diff)
• php_caca.c (modified) (2 diffs)
• php_caca.h (modified) (1 diff)

libcaca/trunk/caca-php/examples/dithering.php

@@ -2 +2 @@
 <?
 $img = imagecreatefrompng(dirname(__FILE__)."/logo-caca.png");
+$dither = caca_create_dither_gd($img);
+if (!$dither) 
+        die("Can not create dither. Maybe this image is not truecolor.\n");
+
 $canvas = caca_create_canvas(0, 0);
-
-$dither = caca_create_dither(32, 128, 128, 4 * 128, 0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000);
-
 $display = caca_create_display($canvas);
-caca_set_display_time($display, 80000);
+if (!$dither) 
+        die("Can not create display.\n");
 
 caca_dither_bitmap_gd($canvas, 0, 0, caca_get_canvas_width($canvas), caca_get_canvas_height($canvas), $dither, $img);

libcaca/trunk/caca-php/php_caca.c

@@ -89 +89 @@
         PHP_FE(caca_free_frame, NULL)
         PHP_FE(caca_create_dither, NULL)
+        PHP_FE(caca_create_dither_gd, NULL)
         PHP_FE(caca_set_dither_palette, NULL)
         PHP_FE(caca_set_dither_brightness, NULL)
@@ -964 +965 @@
 }
 
+PHP_FUNCTION(caca_create_dither_gd) {
+        zval *_zval;
+        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &_zval) == FAILURE) {
+                RETURN_FALSE;
+        }
+
+        gdImage *img = fetch_external_resource(_zval, "gd");
+        if (!img | !img->trueColor) {
+                RETURN_FALSE;
+        }
+        caca_dither_t *dither = caca_create_dither(sizeof(int) * 8, img->sx, img->sy, img->sx * sizeof(int), 0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000);
+        ZEND_REGISTER_RESOURCE(return_value, dither, le_caca_dither);
+}
+
 PHP_FUNCTION(caca_set_dither_palette) {
 }

libcaca/trunk/caca-php/php_caca.h

@@ -106 +106 @@
 PHP_FUNCTION(caca_free_frame);
 PHP_FUNCTION(caca_create_dither);
+PHP_FUNCTION(caca_create_dither_gd);
 PHP_FUNCTION(caca_set_dither_palette);
 PHP_FUNCTION(caca_set_dither_brightness);