hsv is one of the color spaces

ctif.py

@@ -1,9 +1,10 @@
+import colorsys
 import logging
 import math
 import os
 
 from rich.console import Console
-from PIL import Image
+from PIL import Image, ImageFilter
 import pygame as pg
 
 import filters
@@ -22,6 +23,7 @@ SCALED_WIDTH = TEXT_WIDTH // SCALE_FACTOR
 SCALED_HEIGHT = TEXT_HEIGHT // SCALE_FACTOR
 
 DEBUG = True
+ANTI_ALIASING = False
 
 if not os.path.exists('./debug/') and DEBUG:
     os.makedirs('./debug')
@@ -88,8 +90,8 @@ class CTIF:
 
         dog.save('debug/dog.png')
 
-        sb, gradient = filters.sobel(dog)
-        image = image.convert('HSV')
+        sb, gradient = filters.sobel(dog, 0.8)
+        # image = image.convert('HSV')
 
         w, h = sb.size
 
@@ -116,9 +118,10 @@ class CTIF:
                         real_x = x2 + x_offset
                         real_y = y2 + y_offset
 
-                        h, s, v = image.getpixel((real_x, real_y))
-                        color.append((h, s, v))
-                        print(h, s, v)
+                        r, g, b = image.getpixel((real_x, real_y))
+                        color.append((r, g, b))
+                        h, s, v = colorsys.rgb_to_hsv(r, g, b)
+                        # print(h, s, v)
 
 
                         gradient_v = gradient[real_y * w + real_x]
@@ -152,8 +155,6 @@ class CTIF:
 
             y_offset += SCALED_HEIGHT
 
-
-
     # TODO @0x01FE : refactor plz increment by 30 & 60
     def _match_gradient(self, n: float) -> str:
 
@@ -198,7 +199,12 @@ class CTIF:
         x, y = 0, 0
         logging.debug(f'Rendering CITF Image with Dim: ({self.width}, {self.height})')
         for (color, char) in zip(self.colors, self.text):
-            rendered_char = font.render(char, True, color)
+            r, g, b = color
+            h, s, v = colorsys.rgb_to_hsv(r, g, b)
+            new_color = colorsys.hsv_to_rgb(h, s, 192)
+
+            # print(color)
+            rendered_char = font.render(char, ANTI_ALIASING, new_color)
             window.blit(rendered_char, (x * TEXT_WIDTH, y * TEXT_HEIGHT))
 
             x += 1
@@ -211,6 +217,36 @@ class CTIF:
         pg.image.save(window, path)
         pg.quit()
 
+    def save_edges(self, path: str) -> None:
+        pg.init()
+        font = pg.font.Font(FONT_PATH, 12)
+
+        window = pg.display.set_mode((self.width * TEXT_WIDTH, self.height * TEXT_HEIGHT))
+
+        x, y = 0, 0
+        logging.debug(f'Rendering CITF Image with Dim: ({self.width}, {self.height})')
+        for (color, char) in zip(self.colors, self.text):
+
+            if char in ('/', '\\', '|', '-'):
+
+                r, g, b = color
+                h, s, v = colorsys.rgb_to_hsv(r, g, b)
+                new_color = colorsys.hsv_to_rgb(h, s, 192)
+
+                # print(color)
+                rendered_char = font.render(char, ANTI_ALIASING, new_color)
+                window.blit(rendered_char, (x * TEXT_WIDTH, y * TEXT_HEIGHT))
+
+            x += 1
+
+            if x >= self.width:
+                x = 0
+                y += 1
+
+        pg.display.update()
+        pg.image.save(window, path)
+        pg.quit()
+
     def save_citf(self, filename: str) -> None:
         # 3 byte for color, byte for char
 

filters.py

@@ -61,6 +61,9 @@ def sobel(img: Image.Image, gradient_threshold: int | None = 20) -> tuple[Image.
     logging.debug(f'edges size: {edges.size}')
 
     gradient = np.arctan2(dy.flatten(), dx.flatten())
+    gradient = np.absolute(gradient)
+    print(gradient)
+    print(np.average(gradient))
     gradient[gradient > gradient_threshold] = 0
 
     pil_edges = edges.astype(np.uint8)

main.py

@@ -7,14 +7,15 @@ import ctif
 FORMAT = "%(levelname)s %(filename)s - %(message)s"
 logging.basicConfig(level=logging.DEBUG, format=FORMAT)
 
-IMAGE_PATH = 'sample-images/sunflower.jpg'
+IMAGE_PATH = 'sample-images/engine.PNG'
 
 def main():
 
     image = Image.open(IMAGE_PATH)
     i = ctif.CTIF(image)
+    i.save_edges('debug/edges-render.png')
     i.save_image('render.png')
-    i.save_citf('engine')
+    # i.save_citf('engine')
 
 if __name__ == '__main__':
     main()