Merge pull request #4459 from kavorite/color-sketch-inpainting

import traceback

import numpy as np

from PIL import Image, ImageOps, ImageChops

from PIL import Image, ImageOps, ImageFilter, ImageEnhance

from modules import devices, sd_samplers

from modules.processing import Processed, StableDiffusionProcessingImg2Img, process_images

                processed_image.save(os.path.join(output_dir, filename))

def img2img(mode: int, prompt: str, negative_prompt: str, prompt_style: str, prompt_style2: str, init_img, init_img_with_mask, init_img_inpaint, init_mask_inpaint, mask_mode, steps: int, sampler_index: int, mask_blur: int, inpainting_fill: int, restore_faces: bool, tiling: bool, n_iter: int, batch_size: int, cfg_scale: float, denoising_strength: float, seed: int, subseed: int, subseed_strength: float, seed_resize_from_h: int, seed_resize_from_w: int, seed_enable_extras: bool, height: int, width: int, resize_mode: int, inpaint_full_res: bool, inpaint_full_res_padding: int, inpainting_mask_invert: int, img2img_batch_input_dir: str, img2img_batch_output_dir: str, *args):

def img2img(mode: int, prompt: str, negative_prompt: str, prompt_style: str, prompt_style2: str, init_img, init_img_with_mask, init_img_with_mask_orig, init_img_inpaint, init_mask_inpaint, mask_mode, steps: int, sampler_index: int, mask_blur: int, mask_alpha: float, inpainting_fill: int, restore_faces: bool, tiling: bool, n_iter: int, batch_size: int, cfg_scale: float, denoising_strength: float, seed: int, subseed: int, subseed_strength: float, seed_resize_from_h: int, seed_resize_from_w: int, seed_enable_extras: bool, height: int, width: int, resize_mode: int, inpaint_full_res: bool, inpaint_full_res_padding: int, inpainting_mask_invert: int, img2img_batch_input_dir: str, img2img_batch_output_dir: str, *args):

    is_inpaint = mode == 1

    is_batch = mode == 2

    if is_inpaint:

        # Drawn mask

        if mask_mode == 0:

            image = init_img_with_mask['image']

            mask = init_img_with_mask['mask']

            alpha_mask = ImageOps.invert(image.split()[-1]).convert('L').point(lambda x: 255 if x > 0 else 0, mode='1')

            mask = ImageChops.lighter(alpha_mask, mask.convert('L')).convert('L')

            image = image.convert('RGB')

            image = init_img_with_mask

            is_mask_sketch = isinstance(image, dict)

            is_mask_paint = not is_mask_sketch

            if is_mask_sketch:

                # Sketch: mask iff. not transparent

                image, mask = image["image"], image["mask"]

                pred = np.array(mask)[..., -1] > 0

            else:

                # Color-sketch: mask iff. painted over

                orig = init_img_with_mask_orig or image

                pred = np.any(np.array(image) != np.array(orig), axis=-1)

            mask = Image.fromarray(pred.astype(np.uint8) * 255, "L")

            if is_mask_paint:

                mask = ImageEnhance.Brightness(mask).enhance(1 - mask_alpha / 100)

                blur = ImageFilter.GaussianBlur(mask_blur)

                image = Image.composite(image.filter(blur), orig, mask.filter(blur))

            image = image.convert("RGB")

        # Uploaded mask

        else:

            image = init_img_inpaint

parser.add_argument("--gradio-debug",  action='store_true', help="launch gradio with --debug option")

parser.add_argument("--gradio-auth", type=str, help='set gradio authentication like "username:password"; or comma-delimit multiple like "u1:p1,u2:p2,u3:p3"', default=None)

parser.add_argument("--gradio-img2img-tool", type=str, help='gradio image uploader tool: can be either editor for ctopping, or color-sketch for drawing', choices=["color-sketch", "editor"], default="editor")

parser.add_argument("--gradio-inpaint-tool", type=str, choices=["sketch", "color-sketch"], default="sketch", help="gradio inpainting editor: can be either sketch to only blur/noise the input, or color-sketch to paint over it")

parser.add_argument("--opt-channelslast", action='store_true', help="change memory type for stable diffusion to channels last")

parser.add_argument("--styles-file", type=str, help="filename to use for styles", default=os.path.join(script_path, 'styles.csv'))

parser.add_argument("--autolaunch", action='store_true', help="open the webui URL in the system's default browser upon launch", default=False)

                        init_img = gr.Image(label="Image for img2img", elem_id="img2img_image", show_label=False, source="upload", interactive=True, type="pil", tool=cmd_opts.gradio_img2img_tool).style(height=480)

                    with gr.TabItem('Inpaint', id='inpaint'):

                        init_img_with_mask = gr.Image(label="Image for inpainting with mask",  show_label=False, elem_id="img2maskimg", source="upload", interactive=True, type="pil", tool="sketch", image_mode="RGBA").style(height=480)

                        init_img_with_mask_orig = gr.State(None)

                        init_img_with_mask = gr.Image(label="Image for inpainting with mask", show_label=False, elem_id="img2maskimg", source="upload", interactive=True, type="pil", tool=cmd_opts.gradio_inpaint_tool, image_mode="RGBA").style(height=480)

                        def update_orig(image, state):

                            if image is not None:

                                same_size = state is not None and state.size == image.size

                                has_exact_match = np.any(np.all(np.array(image) == np.array(state), axis=-1))

                                edited = same_size and has_exact_match

                                return image if not edited or state is None else state

                        init_img_with_mask.change(update_orig, [init_img_with_mask, init_img_with_mask_orig], init_img_with_mask_orig)

                        init_img_inpaint = gr.Image(label="Image for img2img", show_label=False, source="upload", interactive=True, type="pil", visible=False, elem_id="img_inpaint_base")

                        init_mask_inpaint = gr.Image(label="Mask", source="upload", interactive=True, type="pil", visible=False, elem_id="img_inpaint_mask")

                        show_mask_alpha = cmd_opts.gradio_inpaint_tool == "color-sketch"

                        mask_alpha = gr.Slider(label="Mask transparency", interactive=show_mask_alpha, visible=show_mask_alpha)

                        mask_blur = gr.Slider(label='Mask blur', minimum=0, maximum=64, step=1, value=4)

                        with gr.Row():

                    img2img_prompt_style2,

                    init_img,

                    init_img_with_mask,

                    init_img_with_mask_orig,

                    init_img_inpaint,

                    init_mask_inpaint,

                    mask_mode,

                    steps,

                    sampler_index,

                    mask_blur,

                    mask_alpha,

                    inpainting_fill,

                    restore_faces,

                    tiling,