PNG info support at img2img batch

modules/img2img.py

@@ -3,8 +3,8 @@ import os
 import numpy as np
 from PIL import Image, ImageOps, ImageFilter, ImageEnhance, ImageChops, UnidentifiedImageError
 
-from modules import sd_samplers
-from modules.generation_parameters_copypaste import create_override_settings_dict
+from modules import sd_samplers, images as imgutil
+from modules.generation_parameters_copypaste import create_override_settings_dict, parse_generation_parameters
 from modules.processing import Processed, StableDiffusionProcessingImg2Img, process_images
 from modules.shared import opts, state
 import modules.shared as shared
@@ -13,7 +13,7 @@ from modules.ui import plaintext_to_html
 import modules.scripts
 
 
-def process_batch(p, input_dir, output_dir, inpaint_mask_dir, args):
+def process_batch(p, use_png_info, png_info_props, png_info_dir, input_dir, output_dir, inpaint_mask_dir, args):
     processing.fix_seed(p)
 
     images = shared.listfiles(input_dir)
@@ -34,6 +34,9 @@ def process_batch(p, input_dir, output_dir, inpaint_mask_dir, args):
 
     state.job_count = len(images) * p.n_iter
 
+    prompt = p.prompt
+    negative_prompt = p.negative_prompt
+
     for i, image in enumerate(images):
         state.job = f"{i+1} out of {len(images)}"
         if state.skipped:
@@ -59,6 +62,31 @@ def process_batch(p, input_dir, output_dir, inpaint_mask_dir, args):
                 mask_image_path = inpaint_masks[0]
             mask_image = Image.open(mask_image_path)
             p.image_mask = mask_image
+        
+        if use_png_info:
+            try:
+                info_img = img
+                if png_info_dir:
+                    info_img_path = os.path.join(png_info_dir, os.path.basename(image))
+                    info_img = Image.open(info_img_path)
+                geninfo, _ = imgutil.read_info_from_image(info_img)
+                parsed_parameters = parse_generation_parameters(geninfo)
+                if("Prompt" in png_info_props):
+                    p.prompt = prompt + " " + parsed_parameters["Prompt"]
+                if("Negative prompt" in png_info_props):
+                    p.negative_prompt = negative_prompt + " " + parsed_parameters["Negative prompt"]
+                if("Seed" in png_info_props):
+                    p.seed = int(parsed_parameters["Seed"])
+                if("CFG scale" in png_info_props):
+                    p.cfg_scale = float(parsed_parameters["CFG scale"])
+                if("Sampler" in png_info_props):
+                    p.sampler_name = parsed_parameters["Sampler"]
+                if("Steps" in png_info_props):
+                    p.steps = int(parsed_parameters["Steps"])
+            except: 
+                p.prompt = prompt
+                p.negative_prompt = negative_prompt
+                print(f"batch png info: using ui set prompts; failed to get png info for {image}")
 
         proc = modules.scripts.scripts_img2img.run(p, *args)
         if proc is None:
@@ -78,7 +106,7 @@ def process_batch(p, input_dir, output_dir, inpaint_mask_dir, args):
                 processed_image.save(os.path.join(output_dir, filename))
 
 
-def img2img(id_task: str, mode: int, prompt: str, negative_prompt: str, prompt_styles, init_img, sketch, init_img_with_mask, inpaint_color_sketch, inpaint_color_sketch_orig, init_img_inpaint, init_mask_inpaint, 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, image_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, selected_scale_tab: int, height: int, width: int, scale_by: float, 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, img2img_batch_inpaint_mask_dir: str, override_settings_texts, *args):
+def img2img(id_task: str, mode: int, prompt: str, negative_prompt: str, prompt_styles, init_img, sketch, init_img_with_mask, inpaint_color_sketch, inpaint_color_sketch_orig, init_img_inpaint, init_mask_inpaint, 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, image_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, selected_scale_tab: int, height: int, width: int, scale_by: float, resize_mode: int, inpaint_full_res: bool, inpaint_full_res_padding: int, inpainting_mask_invert: int, img2img_batch_use_png_info: bool, img2img_batch_png_info_props: list, img2img_batch_png_info_dir: str, img2img_batch_input_dir: str, img2img_batch_output_dir: str, img2img_batch_inpaint_mask_dir: str, override_settings_texts, *args):
     override_settings = create_override_settings_dict(override_settings_texts)
 
     is_batch = mode == 5
@@ -169,7 +197,7 @@ def img2img(id_task: str, mode: int, prompt: str, negative_prompt: str, prompt_s
     if is_batch:
         assert not shared.cmd_opts.hide_ui_dir_config, "Launched with --hide-ui-dir-config, batch img2img disabled"
 
-        process_batch(p, img2img_batch_input_dir, img2img_batch_output_dir, img2img_batch_inpaint_mask_dir, args)
+        process_batch(p, img2img_batch_use_png_info, img2img_batch_png_info_props, img2img_batch_png_info_dir, img2img_batch_input_dir, img2img_batch_output_dir, img2img_batch_inpaint_mask_dir, args)
 
         processed = Processed(p, [], p.seed, "")
     else:

modules/ui.py

@@ -751,6 +751,10 @@ def create_ui():
                         img2img_batch_input_dir = gr.Textbox(label="Input directory", **shared.hide_dirs, elem_id="img2img_batch_input_dir")
                         img2img_batch_output_dir = gr.Textbox(label="Output directory", **shared.hide_dirs, elem_id="img2img_batch_output_dir")
                         img2img_batch_inpaint_mask_dir = gr.Textbox(label="Inpaint batch mask directory (required for inpaint batch processing only)", **shared.hide_dirs, elem_id="img2img_batch_inpaint_mask_dir")
+                        with gr.Accordion("PNG info"):
+                            img2img_batch_use_png_info = gr.Checkbox(label="Append png info to prompts", **shared.hide_dirs, elem_id="img2img_batch_use_png_info")
+                            img2img_batch_png_info_dir = gr.Textbox(label="PNG info directory", **shared.hide_dirs, placeholder="Leave empty to use input directory", elem_id="img2img_batch_png_info_dir")
+                            img2img_batch_png_info_props = gr.CheckboxGroup(["Prompt", "Negative prompt", "Seed", "CFG scale", "Sampler", "Steps"], label="Parameters to take from png info", info="Prompts from png info will be appended to prompts set in ui.")
 
                     img2img_tabs = [tab_img2img, tab_sketch, tab_inpaint, tab_inpaint_color, tab_inpaint_upload, tab_batch]
 
@@ -943,6 +947,9 @@ def create_ui():
                     inpaint_full_res,
                     inpaint_full_res_padding,
                     inpainting_mask_invert,
+                    img2img_batch_use_png_info,
+                    img2img_batch_png_info_props, 
+                    img2img_batch_png_info_dir,
                     img2img_batch_input_dir,
                     img2img_batch_output_dir,
                     img2img_batch_inpaint_mask_dir,