From 7350c712598b748c3cedc2a224887bd839a27d76 Mon Sep 17 00:00:00 2001
From: AUTOMATIC <16777216c@gmail.com>
Date: Sun, 4 Sep 2022 01:29:43 +0300
Subject: added poor man's inpainting script

---
 scripts/poor_mans_outpainting.py | 110 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 scripts/poor_mans_outpainting.py

(limited to 'scripts/poor_mans_outpainting.py')

diff --git a/scripts/poor_mans_outpainting.py b/scripts/poor_mans_outpainting.py
new file mode 100644
index 00000000..98e1def0
--- /dev/null
+++ b/scripts/poor_mans_outpainting.py
@@ -0,0 +1,110 @@
+import math
+
+import modules.scripts as scripts
+import gradio as gr
+from PIL import Image, ImageDraw
+
+from modules import images, processing
+from modules.processing import Processed, process_images
+from modules.shared import opts, cmd_opts, state
+
+
+
+class Script(scripts.Script):
+    def title(self):
+        return "Poor man's outpainting"
+
+    def show(self, is_img2img):
+        return is_img2img
+
+    def ui(self, is_img2img):
+        if not is_img2img:
+            return None
+
+        pixels = gr.Slider(label="Pixels to expand", minimum=8, maximum=128, step=8)
+        mask_blur = gr.Slider(label='Mask blur', minimum=0, maximum=64, step=1, value=4, visible=False)
+        inpainting_fill = gr.Radio(label='Masked content', choices=['fill', 'original', 'latent noise', 'latent nothing'], value='fill', type="index", visible=False)
+
+        return [pixels, mask_blur, inpainting_fill]
+
+    def run(self, p, pixels, mask_blur, inpainting_fill):
+        initial_seed = None
+        initial_info = None
+
+        p.mask_blur = mask_blur
+        p.inpainting_fill = inpainting_fill
+        p.inpaint_full_res = False
+
+        init_img = p.init_images[0]
+        target_w = math.ceil((init_img.width + pixels * 2) / 64) * 64
+        target_h = math.ceil((init_img.height + pixels * 2) / 64) * 64
+
+        border_x = (target_w - init_img.width)//2
+        border_y = (target_h - init_img.height)//2
+
+        img = Image.new("RGB", (target_w, target_h))
+        img.paste(init_img, (border_x, border_y))
+
+        mask = Image.new("L", (img.width, img.height), "white")
+        draw = ImageDraw.Draw(mask)
+        draw.rectangle((border_x + mask_blur * 2, border_y + mask_blur * 2, mask.width - border_x - mask_blur * 2, mask.height - border_y - mask_blur * 2), fill="black")
+
+        latent_mask = Image.new("L", (img.width, img.height), "white")
+        latent_draw = ImageDraw.Draw(latent_mask)
+        latent_draw.rectangle((border_x + 1, border_y + 1, mask.width - border_x - 1, mask.height - border_y - 1), fill="black")
+
+        processing.torch_gc()
+
+        grid = images.split_grid(img, tile_w=p.width, tile_h=p.height, overlap=pixels)
+        grid_mask = images.split_grid(mask, tile_w=p.width, tile_h=p.height, overlap=pixels)
+        grid_latent_mask = images.split_grid(mask, tile_w=p.width, tile_h=p.height, overlap=pixels)
+
+        p.n_iter = 1
+        p.batch_size = 1
+        p.do_not_save_grid = True
+        p.do_not_save_samples = True
+
+        work = []
+        work_mask = []
+        work_latent_mask = []
+        work_results = []
+
+        for (_, _, row), (_, _, row_mask), (_, _, row_latent_mask) in zip(grid.tiles, grid_mask.tiles, grid_latent_mask.tiles):
+            for tiledata, tiledata_mask, tiledata_latent_mask in zip(row, row_mask, row_latent_mask):
+                work.append(tiledata[2])
+                work_mask.append(tiledata_mask[2])
+                work_latent_mask.append(tiledata_latent_mask[2])
+
+        batch_count = len(work)
+        print(f"Poor man's outpainting will process a total of {len(work)} images tiled as {len(grid.tiles[0][2])}x{len(grid.tiles)}.")
+
+        for i in range(batch_count):
+            p.init_images = [work[i]]
+            p.image_mask = work_mask[i]
+            p.latent_mask = work_latent_mask[i]
+
+            state.job = f"Batch {i + 1} out of {batch_count}"
+            processed = process_images(p)
+
+            if initial_seed is None:
+                initial_seed = processed.seed
+                initial_info = processed.info
+
+            p.seed = processed.seed + 1
+            work_results += processed.images
+
+        image_index = 0
+        for y, h, row in grid.tiles:
+            for tiledata in row:
+                tiledata[2] = work_results[image_index] if image_index < len(work_results) else Image.new("RGB", (p.width, p.height))
+                image_index += 1
+
+        combined_image = images.combine_grid(grid)
+
+        if opts.samples_save:
+            images.save_image(combined_image, p.outpath_samples, "", initial_seed, p.prompt, opts.grid_format, info=initial_info)
+
+        processed = Processed(p, [combined_image], initial_seed, initial_info)
+
+        return processed
+
-- 
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