morph

commit bbef204c44bd91ff358d8fd72fd898e79f376b4a
parent 3d0a8d9cf57a0122030028a7681ee33e14ac74ed
Author: Pollux <pollux@pollux.codes>
Date:   Mon, 21 Jul 2025 20:35:15 -0500

feat: Shrink image before processing

Signed-off-by: Pollux <pollux@pollux.codes>

Diffstat:
M
morph.c
 | 
27
++++++++++++++++++++-------

1 file changed, 20 insertions(+), 7 deletions(-)
diff --git a/morph.c b/morph.c
@@ -15,6 +15,9 @@
 #define PRIMARY_COLOR_COUNT 32
 #define PI 3.1415926535
 
+#define WORKING_IMG_WIDTH 500
+#define WORKING_IMG_HEIGHT 500
+
 #define min(a, b) ((a) < (b) ? (a) : (b))
 #define max(a, b) ((a) > (b) ? (a) : (b))
 
@@ -189,22 +192,29 @@ lab_to_rgb(col_lab_t lab) {
 col_rgb_t      *
 get_image_pixel_data(const char *path, int *pixel_count) {
 
-	int             image_width, image_height;
+	int             source_width, source_height;
 	col_rgb_t      *image_pixels;
 	DATA32         *image_data, c;
-	Imlib_Image     image;
+	Imlib_Image     source, image;
 
-	image = imlib_load_image(path);
+	source = imlib_load_image(path);
 
-	if(image == NULL)
+	if(source == NULL)
 		return NULL;
 
+	imlib_context_set_image(source);
+
+	source_width = imlib_image_get_width();
+	source_height = imlib_image_get_height();
+
+	image = imlib_create_image(WORKING_IMG_WIDTH, WORKING_IMG_HEIGHT);
 	imlib_context_set_image(image);
 
-	image_width = imlib_image_get_width();
-	image_height = imlib_image_get_height();
+	imlib_blend_image_onto_image(source, 0, 0, 0, source_width,
+	                             source_height, 0, 0, WORKING_IMG_WIDTH,
+	                             WORKING_IMG_HEIGHT);
 
-	*pixel_count = image_width * image_height;
+	*pixel_count = WORKING_IMG_WIDTH * WORKING_IMG_HEIGHT;
 
 	image_pixels = malloc(*pixel_count * sizeof(col_rgb_t));
 
@@ -221,6 +231,9 @@ get_image_pixel_data(const char *path, int *pixel_count) {
 
 	imlib_free_image();
 
+	imlib_context_set_image(source);
+	imlib_free_image();
+
 	return image_pixels;
 }