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image loading for compositing fixed

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x-o-i-o-x 2025-10-06 16:16:25 +02:00
parent 76effe3617
commit 904b1c61b6
1 changed files with 18 additions and 7 deletions
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25
paintModifier.py
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@ -1,5 +1,5 @@
import bpy
from .constants import image_name
from .constants import image_name, image_width, image_height
import numpy as np
from .libs.PIL import Image
import mathutils
@ -21,9 +21,12 @@ def apply_color():
if normal_buffer and normal_color != mathutils.Vector((1.0, 1.0, 1.0)):
if paint_buffer.size[0] == normal_buffer.size[0] and paint_buffer.size[1] == normal_buffer.size[1]:
# create arrays
paint_mask_pixels = np.array(paint_buffer.pixels[:], dtype=np.float32).reshape(-1, 4)[:, 0]
target_pixels = np.array(normal_buffer.pixels[:], dtype=np.float32).reshape(-1, 4)
new_pixels = np.tile(np.array([*normal_color, 1.0], dtype=np.float32), (paint_buffer.size[0] * paint_buffer.size[1], 1))
# paint_mask_pixels = np.array(paint_buffer.pixels[:], dtype=np.float32).reshape(-1, 4)[:, 0]
# target_pixels = np.array(normal_buffer.pixels[:], dtype=np.float32).reshape(-1, 4)
# new_pixels = np.tile(np.array([*normal_color, 1.0], dtype=np.float32), (paint_buffer.size[0] * paint_buffer.size[1], 1))
paint_mask_pixels = (np.array(paint_buffer.pixels[:], dtype=np.float32) * 255).astype(np.uint8)
target_pixels = (np.array(normal_buffer.pixels[:], dtype=np.float32) * 255).astype(np.uint8)
new_pixels = np.tile((np.array([*normal_color, 1.0], dtype=np.float32) * 255), (image_width * image_height, 1)).astype(np.uint8)
print("image lengths: ", len(paint_mask_pixels), len(target_pixels), len(new_pixels))
print("image shapes: ", paint_mask_pixels.shape, target_pixels.shape, new_pixels.shape)
@ -31,9 +34,17 @@ def apply_color():
# Convert arrays to PIL Images
# paint_mask_image = Image.fromarray(paint_mask_pixels[:, 3], mode='F') # Use alpha channel for mask
paint_mask_image = Image.fromarray(paint_mask_pixels, mode='F') # Use alpha channel for mask
target_image = Image.fromarray(target_pixels, mode='RGBA')
new_image = Image.fromarray(new_pixels, mode='RGBA')
# paint_mask_image = Image.fromarray(paint_mask_pixels, mode='F') # Use alpha channel for mask
# target_image = Image.fromarray(target_pixels, mode='RGBA')
# new_image = Image.fromarray(new_pixels, mode='RGBA')
paint_mask_image = Image.frombuffer('RGBA', (image_width, image_height), paint_mask_pixels, 'raw', 'RGBA', 0, 1)
target_image = Image.frombuffer('RGBA', (image_width, image_height), target_pixels, 'raw', 'RGBA', 0, 1)
new_image = Image.frombuffer('RGBA', (image_width, image_height), new_pixels, 'raw', 'RGBA', 0, 1)
r_mask, g_mask, b_mask, a_mask = paint_mask_image.split() # separates the channels
paint_mask_image = Image.merge("RGBA", (r_mask, g_mask, b_mask, r_mask)) # replace alpha with red
print("PIL image sizes: ", paint_mask_image.size, target_image.size, new_image.size)
print("PIL image modes: ", paint_mask_image.mode, target_image.mode, new_image.mode)
paint_mask_image.show()
target_image.show()