move functions out of main body for image preprocessing for easier hijacking
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AUTOMATIC
parent
c5334fc56b
commit
8011be33c3
1 changed files with 93 additions and 69 deletions
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@ -35,6 +35,84 @@ def preprocess(process_src, process_dst, process_width, process_height, preproce
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deepbooru.release_process()
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def listfiles(dirname):
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return os.listdir(dirname)
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class PreprocessParams:
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src = None
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dstdir = None
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subindex = 0
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flip = False
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process_caption = False
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process_caption_deepbooru = False
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preprocess_txt_action = None
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def save_pic_with_caption(image, index, params: PreprocessParams, existing_caption=None):
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caption = ""
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if params.process_caption:
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caption += shared.interrogator.generate_caption(image)
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if params.process_caption_deepbooru:
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if len(caption) > 0:
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caption += ", "
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caption += deepbooru.get_tags_from_process(image)
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filename_part = params.src
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filename_part = os.path.splitext(filename_part)[0]
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filename_part = os.path.basename(filename_part)
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basename = f"{index:05}-{params.subindex}-{filename_part}"
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image.save(os.path.join(params.dstdir, f"{basename}.png"))
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if params.preprocess_txt_action == 'prepend' and existing_caption:
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caption = existing_caption + ' ' + caption
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elif params.preprocess_txt_action == 'append' and existing_caption:
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caption = caption + ' ' + existing_caption
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elif params.preprocess_txt_action == 'copy' and existing_caption:
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caption = existing_caption
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caption = caption.strip()
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if len(caption) > 0:
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with open(os.path.join(params.dstdir, f"{basename}.txt"), "w", encoding="utf8") as file:
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file.write(caption)
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params.subindex += 1
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def save_pic(image, index, params, existing_caption=None):
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save_pic_with_caption(image, index, params, existing_caption=existing_caption)
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if params.flip:
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save_pic_with_caption(ImageOps.mirror(image), index, params, existing_caption=existing_caption)
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def split_pic(image, inverse_xy, width, height, overlap_ratio):
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if inverse_xy:
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from_w, from_h = image.height, image.width
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to_w, to_h = height, width
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else:
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from_w, from_h = image.width, image.height
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to_w, to_h = width, height
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h = from_h * to_w // from_w
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if inverse_xy:
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image = image.resize((h, to_w))
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else:
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image = image.resize((to_w, h))
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split_count = math.ceil((h - to_h * overlap_ratio) / (to_h * (1.0 - overlap_ratio)))
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y_step = (h - to_h) / (split_count - 1)
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for i in range(split_count):
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y = int(y_step * i)
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if inverse_xy:
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splitted = image.crop((y, 0, y + to_h, to_w))
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else:
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splitted = image.crop((0, y, to_w, y + to_h))
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yield splitted
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def preprocess_work(process_src, process_dst, process_width, process_height, preprocess_txt_action, process_flip, process_split, process_caption, process_caption_deepbooru=False, split_threshold=0.5, overlap_ratio=0.2, process_focal_crop=False, process_focal_crop_face_weight=0.9, process_focal_crop_entropy_weight=0.3, process_focal_crop_edges_weight=0.5, process_focal_crop_debug=False):
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width = process_width
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@ -48,82 +126,28 @@ def preprocess_work(process_src, process_dst, process_width, process_height, pre
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os.makedirs(dst, exist_ok=True)
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files = os.listdir(src)
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files = listfiles(src)
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shared.state.textinfo = "Preprocessing..."
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shared.state.job_count = len(files)
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def save_pic_with_caption(image, index, existing_caption=None):
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caption = ""
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if process_caption:
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caption += shared.interrogator.generate_caption(image)
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if process_caption_deepbooru:
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if len(caption) > 0:
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caption += ", "
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caption += deepbooru.get_tags_from_process(image)
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filename_part = filename
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filename_part = os.path.splitext(filename_part)[0]
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filename_part = os.path.basename(filename_part)
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basename = f"{index:05}-{subindex[0]}-{filename_part}"
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image.save(os.path.join(dst, f"{basename}.png"))
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if preprocess_txt_action == 'prepend' and existing_caption:
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caption = existing_caption + ' ' + caption
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elif preprocess_txt_action == 'append' and existing_caption:
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caption = caption + ' ' + existing_caption
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elif preprocess_txt_action == 'copy' and existing_caption:
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caption = existing_caption
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caption = caption.strip()
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if len(caption) > 0:
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with open(os.path.join(dst, f"{basename}.txt"), "w", encoding="utf8") as file:
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file.write(caption)
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subindex[0] += 1
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def save_pic(image, index, existing_caption=None):
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save_pic_with_caption(image, index, existing_caption=existing_caption)
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if process_flip:
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save_pic_with_caption(ImageOps.mirror(image), index, existing_caption=existing_caption)
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def split_pic(image, inverse_xy):
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if inverse_xy:
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from_w, from_h = image.height, image.width
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to_w, to_h = height, width
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else:
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from_w, from_h = image.width, image.height
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to_w, to_h = width, height
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h = from_h * to_w // from_w
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if inverse_xy:
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image = image.resize((h, to_w))
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else:
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image = image.resize((to_w, h))
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split_count = math.ceil((h - to_h * overlap_ratio) / (to_h * (1.0 - overlap_ratio)))
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y_step = (h - to_h) / (split_count - 1)
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for i in range(split_count):
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y = int(y_step * i)
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if inverse_xy:
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splitted = image.crop((y, 0, y + to_h, to_w))
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else:
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splitted = image.crop((0, y, to_w, y + to_h))
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yield splitted
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params = PreprocessParams()
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params.dstdir = dst
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params.flip = process_flip
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params.process_caption = process_caption
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params.process_caption_deepbooru = process_caption_deepbooru
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params.preprocess_txt_action = preprocess_txt_action
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for index, imagefile in enumerate(tqdm.tqdm(files)):
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subindex = [0]
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params.subindex = 0
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filename = os.path.join(src, imagefile)
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try:
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img = Image.open(filename).convert("RGB")
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except Exception:
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continue
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params.src = filename
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existing_caption = None
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existing_caption_filename = os.path.splitext(filename)[0] + '.txt'
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if os.path.exists(existing_caption_filename):
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@ -143,8 +167,8 @@ def preprocess_work(process_src, process_dst, process_width, process_height, pre
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process_default_resize = True
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if process_split and ratio < 1.0 and ratio <= split_threshold:
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for splitted in split_pic(img, inverse_xy):
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save_pic(splitted, index, existing_caption=existing_caption)
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for splitted in split_pic(img, inverse_xy, width, height, overlap_ratio):
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save_pic(splitted, index, params, existing_caption=existing_caption)
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process_default_resize = False
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if process_focal_crop and img.height != img.width:
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@ -165,11 +189,11 @@ def preprocess_work(process_src, process_dst, process_width, process_height, pre
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dnn_model_path = dnn_model_path,
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)
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for focal in autocrop.crop_image(img, autocrop_settings):
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save_pic(focal, index, existing_caption=existing_caption)
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save_pic(focal, index, params, existing_caption=existing_caption)
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process_default_resize = False
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if process_default_resize:
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img = images.resize_image(1, img, width, height)
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save_pic(img, index, existing_caption=existing_caption)
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save_pic(img, index, params, existing_caption=existing_caption)
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shared.state.nextjob()
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shared.state.nextjob()
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