mirror of
https://github.com/invoke-ai/InvokeAI
synced 2024-08-30 20:32:17 +00:00
all vestiges of ldm.invoke removed
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@ -1,12 +1,15 @@
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from math import sqrt, floor, ceil
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from math import ceil, floor, sqrt
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from PIL import Image
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class InitImageResizer():
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class InitImageResizer:
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"""Simple class to create resized copies of an Image while preserving the aspect ratio."""
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def __init__(self,Image):
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def __init__(self, Image):
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self.image = Image
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def resize(self,width=None,height=None) -> Image:
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def resize(self, width=None, height=None) -> Image:
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"""
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Return a copy of the image resized to fit within
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a box width x height. The aspect ratio is
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@ -18,37 +21,36 @@ class InitImageResizer():
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Everything is floored to the nearest multiple of 64 so
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that it can be passed to img2img()
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"""
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im = self.image
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im = self.image
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ar = im.width/float(im.height)
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ar = im.width / float(im.height)
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# Infer missing values from aspect ratio
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if not(width or height): # both missing
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width = im.width
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if not (width or height): # both missing
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width = im.width
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height = im.height
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elif not height: # height missing
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height = int(width/ar)
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elif not width: # width missing
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width = int(height*ar)
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elif not height: # height missing
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height = int(width / ar)
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elif not width: # width missing
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width = int(height * ar)
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w_scale = width/im.width
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h_scale = height/im.height
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scale = min(w_scale,h_scale)
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(rw,rh) = (int(scale*im.width),int(scale*im.height))
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w_scale = width / im.width
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h_scale = height / im.height
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scale = min(w_scale, h_scale)
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(rw, rh) = (int(scale * im.width), int(scale * im.height))
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#round everything to multiples of 64
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width,height,rw,rh = map(
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lambda x: x-x%64, (width,height,rw,rh)
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)
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# round everything to multiples of 64
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width, height, rw, rh = map(lambda x: x - x % 64, (width, height, rw, rh))
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# no resize necessary, but return a copy
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if im.width == width and im.height == height:
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return im.copy()
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# otherwise resize the original image so that it fits inside the bounding box
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resized_image = self.image.resize((rw,rh),resample=Image.Resampling.LANCZOS)
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resized_image = self.image.resize((rw, rh), resample=Image.Resampling.LANCZOS)
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return resized_image
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def make_grid(image_list, rows=None, cols=None):
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image_cnt = len(image_list)
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if None in (rows, cols):
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@ -57,7 +59,7 @@ def make_grid(image_list, rows=None, cols=None):
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width = image_list[0].width
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height = image_list[0].height
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grid_img = Image.new('RGB', (width * cols, height * rows))
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grid_img = Image.new("RGB", (width * cols, height * rows))
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i = 0
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for r in range(0, rows):
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for c in range(0, cols):
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@ -67,4 +69,3 @@ def make_grid(image_list, rows=None, cols=None):
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i = i + 1
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return grid_img
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