diff options
Diffstat (limited to 'examples/imlib_filter.php')
| -rw-r--r-- | examples/imlib_filter.php | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/examples/imlib_filter.php b/examples/imlib_filter.php new file mode 100644 index 0000000..6bda8c5 --- /dev/null +++ b/examples/imlib_filter.php @@ -0,0 +1,58 @@ +<?php + +function relief($im) +{ + $filter=imlib_create_filter(); + + imlib_filter_set_red ($filter, -1, -1, 0, -1, -1, -1); + imlib_filter_set_red ($filter, 0, 0, 0, 1, 1, 1); + imlib_filter_set_green($filter, -1, -1, 0, -1, -1, -1); + imlib_filter_set_green($filter, 0, 0, 0, 1, 1, 1); + imlib_filter_set_blue ($filter, -1, -1, 0, -1, -1, -1); + imlib_filter_set_blue ($filter, 0, 0, 0, 1, 1, 1); + + imlib_filter_constants($filter, 0, 768, 768, 768); + imlib_filter_divisors ($filter, 0, 6, 6, 6); + + imlib_image_filter($im,$filter); + + imlib_free_filter($filter); +} + +function edge_detect($im) +{ + $filter=imlib_create_filter(); + + imlib_filter_set($filter, -1, -1, 0, -1, -1, -1); + imlib_filter_set($filter, -1, 0, 0, -3, -3, -3); + imlib_filter_set($filter, -1, 1, 0, -1, -1, -1); + imlib_filter_set($filter, 0, -1, 0, -3, -3, -3); + imlib_filter_set($filter, 0, 0, 0, 16, 16, 16); + imlib_filter_set($filter, 0, 1, 0, -3, -3, -3); + imlib_filter_set($filter, 1, -1, 0, -1, -1, -1); + imlib_filter_set($filter, 1, 0, 0, -3, -3, -3); + imlib_filter_set($filter, 1, 1, 0, -1, -1, -1); + imlib_filter_divisors ($filter, 0, 3, 3, 3); + + imlib_image_filter($im,$filter); + + imlib_free_filter($filter); +} + +$im = imlib_load_image('test.jpg'); +$w=imlib_image_get_width($im); +$h=imlib_image_get_height($im); +$im2 = imlib_clone_image($im); + +edge_detect($im); +relief($im2); + +imlib_blend_image_onto_image($im,$im2,0,$w/2,0,$w/2,$h,$w/2,0,$w/2,$h,0,1,0); + +Header('Content-type: image/jpeg'); + +imlib_dump_image($im); +imlib_free_image($im); +imlib_free_image($im2); + +?> |