from PIL import Image import numpy as np from modules import scripts_postprocessing, shared import gradio as gr from modules.ui_components import FormRow, ToolButton from modules.ui import switch_values_symbol upscale_cache = {} class ScriptPostprocessingUpscale(scripts_postprocessing.ScriptPostprocessing): name = "Upscale" order = 1000 def ui(self): selected_tab = gr.State(value=0) with gr.Column(): with FormRow(): with gr.Tabs(elem_id="extras_resize_mode"): with gr.TabItem('Scale by', elem_id="extras_scale_by_tab") as tab_scale_by: upscaling_resize = gr.Slider(minimum=1.0, maximum=8.0, step=0.05, label="Resize", value=4, elem_id="extras_upscaling_resize") with gr.TabItem('Scale to', elem_id="extras_scale_to_tab") as tab_scale_to: with gr.Row(elem_id="upscaling_column_size"): upscaling_resize_w = gr.Slider(minimum=64, maximum=2048, step=8, label="Width", value=512, elem_id="extras_upscaling_resize_w") upscaling_res_switch_btn = ToolButton(value=switch_values_symbol, elem_id="upscaling_res_switch_btn") upscaling_resize_h = gr.Slider(minimum=64, maximum=2048, step=8, label="Height", value=512, elem_id="extras_upscaling_resize_h") with gr.Row(elem_id="upscaling_dimensions_row", elem_classes="dimensions-tools"): upscaling_crop = gr.Checkbox(label='Crop to fit', value=True, elem_id="extras_upscaling_crop") with FormRow(): extras_upscaler_1 = gr.Dropdown(label='Upscaler 1', elem_id="extras_upscaler_1", choices=[x.name for x in shared.sd_upscalers], value=shared.sd_upscalers[0].name) with FormRow(): extras_upscaler_2 = gr.Dropdown(label='Upscaler 2', elem_id="extras_upscaler_2", choices=[x.name for x in shared.sd_upscalers], value=shared.sd_upscalers[0].name) extras_upscaler_2_visibility = gr.Slider(minimum=0.0, maximum=1.0, step=0.001, label="Upscaler 2 visibility", value=0.0, elem_id="extras_upscaler_2_visibility") upscaling_res_switch_btn.click(lambda w, h: (h, w), inputs=[upscaling_resize_w, upscaling_resize_h], outputs=[upscaling_resize_w, upscaling_resize_h], show_progress=False) tab_scale_by.select(fn=lambda: 0, inputs=[], outputs=[selected_tab]) tab_scale_to.select(fn=lambda: 1, inputs=[], outputs=[selected_tab]) return { "upscale_mode": selected_tab, "upscale_by": upscaling_resize, "upscale_to_width": upscaling_resize_w, "upscale_to_height": upscaling_resize_h, "upscale_crop": upscaling_crop, "upscaler_1_name": extras_upscaler_1, "upscaler_2_name": extras_upscaler_2, "upscaler_2_visibility": extras_upscaler_2_visibility, } def upscale(self, image, info, upscaler, upscale_mode, upscale_by, upscale_to_width, upscale_to_height, upscale_crop): if upscale_mode == 1: upscale_by = max(upscale_to_width/image.width, upscale_to_height/image.height) info["Postprocess upscale to"] = f"{upscale_to_width}x{upscale_to_height}" else: info["Postprocess upscale by"] = upscale_by cache_key = (hash(np.array(image.getdata()).tobytes()), upscaler.name, upscale_mode, upscale_by, upscale_to_width, upscale_to_height, upscale_crop) cached_image = upscale_cache.pop(cache_key, None) if cached_image is not None: image = cached_image else: image = upscaler.scaler.upscale(image, upscale_by, upscaler.data_path) upscale_cache[cache_key] = image if len(upscale_cache) > shared.opts.upscaling_max_images_in_cache: upscale_cache.pop(next(iter(upscale_cache), None), None) if upscale_mode == 1 and upscale_crop: cropped = Image.new("RGB", (upscale_to_width, upscale_to_height)) cropped.paste(image, box=(upscale_to_width // 2 - image.width // 2, upscale_to_height // 2 - image.height // 2)) image = cropped info["Postprocess crop to"] = f"{image.width}x{image.height}" return image def process(self, pp: scripts_postprocessing.PostprocessedImage, upscale_mode=1, upscale_by=2.0, upscale_to_width=None, upscale_to_height=None, upscale_crop=False, upscaler_1_name=None, upscaler_2_name=None, upscaler_2_visibility=0.0): if upscaler_1_name == "None": upscaler_1_name = None upscaler1 = next(iter([x for x in shared.sd_upscalers if x.name == upscaler_1_name]), None) assert upscaler1 or (upscaler_1_name is None), f'could not find upscaler named {upscaler_1_name}' if not upscaler1: return if upscaler_2_name == "None": upscaler_2_name = None upscaler2 = next(iter([x for x in shared.sd_upscalers if x.name == upscaler_2_name and x.name != "None"]), None) assert upscaler2 or (upscaler_2_name is None), f'could not find upscaler named {upscaler_2_name}' upscaled_image = self.upscale(pp.image, pp.info, upscaler1, upscale_mode, upscale_by, upscale_to_width, upscale_to_height, upscale_crop) pp.info["Postprocess upscaler"] = upscaler1.name if upscaler2 and upscaler_2_visibility > 0: second_upscale = self.upscale(pp.image, pp.info, upscaler2, upscale_mode, upscale_by, upscale_to_width, upscale_to_height, upscale_crop) upscaled_image = Image.blend(upscaled_image, second_upscale, upscaler_2_visibility) pp.info["Postprocess upscaler 2"] = upscaler2.name pp.image = upscaled_image def image_changed(self): upscale_cache.clear() class ScriptPostprocessingUpscaleSimple(ScriptPostprocessingUpscale): name = "Simple Upscale" order = 900 def ui(self): with FormRow(): upscaler_name = gr.Dropdown(label='Upscaler', choices=[x.name for x in shared.sd_upscalers], value=shared.sd_upscalers[0].name) upscale_by = gr.Slider(minimum=0.05, maximum=8.0, step=0.05, label="Upscale by", value=2) return { "upscale_by": upscale_by, "upscaler_name": upscaler_name, } def process(self, pp: scripts_postprocessing.PostprocessedImage, upscale_by=2.0, upscaler_name=None): if upscaler_name is None or upscaler_name == "None": return upscaler1 = next(iter([x for x in shared.sd_upscalers if x.name == upscaler_name]), None) assert upscaler1, f'could not find upscaler named {upscaler_name}' pp.image = self.upscale(pp.image, pp.info, upscaler1, 0, upscale_by, 0, 0, False) pp.info["Postprocess upscaler"] = upscaler1.name