From fc9b80cf0ed1ff4b98a5732188b2a28a3d815713 Mon Sep 17 00:00:00 2001 From: DenOfEquity <166248528+DenOfEquity@users.noreply.github.com> Date: Sun, 25 Aug 2024 13:23:21 +0100 Subject: [PATCH 1/2] restore autocrop.py --- modules/textual_inversion/autocrop.py | 345 ++++++++++++++++++++++++++ 1 file changed, 345 insertions(+) create mode 100644 modules/textual_inversion/autocrop.py diff --git a/modules/textual_inversion/autocrop.py b/modules/textual_inversion/autocrop.py new file mode 100644 index 00000000..e223a2e0 --- /dev/null +++ b/modules/textual_inversion/autocrop.py @@ -0,0 +1,345 @@ +import cv2 +import requests +import os +import numpy as np +from PIL import ImageDraw +from modules import paths_internal +from pkg_resources import parse_version + +GREEN = "#0F0" +BLUE = "#00F" +RED = "#F00" + + +def crop_image(im, settings): + """ Intelligently crop an image to the subject matter """ + + scale_by = 1 + if is_landscape(im.width, im.height): + scale_by = settings.crop_height / im.height + elif is_portrait(im.width, im.height): + scale_by = settings.crop_width / im.width + elif is_square(im.width, im.height): + if is_square(settings.crop_width, settings.crop_height): + scale_by = settings.crop_width / im.width + elif is_landscape(settings.crop_width, settings.crop_height): + scale_by = settings.crop_width / im.width + elif is_portrait(settings.crop_width, settings.crop_height): + scale_by = settings.crop_height / im.height + + im = im.resize((int(im.width * scale_by), int(im.height * scale_by))) + im_debug = im.copy() + + focus = focal_point(im_debug, settings) + + # take the focal point and turn it into crop coordinates that try to center over the focal + # point but then get adjusted back into the frame + y_half = int(settings.crop_height / 2) + x_half = int(settings.crop_width / 2) + + x1 = focus.x - x_half + if x1 < 0: + x1 = 0 + elif x1 + settings.crop_width > im.width: + x1 = im.width - settings.crop_width + + y1 = focus.y - y_half + if y1 < 0: + y1 = 0 + elif y1 + settings.crop_height > im.height: + y1 = im.height - settings.crop_height + + x2 = x1 + settings.crop_width + y2 = y1 + settings.crop_height + + crop = [x1, y1, x2, y2] + + results = [] + + results.append(im.crop(tuple(crop))) + + if settings.annotate_image: + d = ImageDraw.Draw(im_debug) + rect = list(crop) + rect[2] -= 1 + rect[3] -= 1 + d.rectangle(rect, outline=GREEN) + results.append(im_debug) + if settings.destop_view_image: + im_debug.show() + + return results + + +def focal_point(im, settings): + corner_points = image_corner_points(im, settings) if settings.corner_points_weight > 0 else [] + entropy_points = image_entropy_points(im, settings) if settings.entropy_points_weight > 0 else [] + face_points = image_face_points(im, settings) if settings.face_points_weight > 0 else [] + + pois = [] + + weight_pref_total = 0 + if corner_points: + weight_pref_total += settings.corner_points_weight + if entropy_points: + weight_pref_total += settings.entropy_points_weight + if face_points: + weight_pref_total += settings.face_points_weight + + corner_centroid = None + if corner_points: + corner_centroid = centroid(corner_points) + corner_centroid.weight = settings.corner_points_weight / weight_pref_total + pois.append(corner_centroid) + + entropy_centroid = None + if entropy_points: + entropy_centroid = centroid(entropy_points) + entropy_centroid.weight = settings.entropy_points_weight / weight_pref_total + pois.append(entropy_centroid) + + face_centroid = None + if face_points: + face_centroid = centroid(face_points) + face_centroid.weight = settings.face_points_weight / weight_pref_total + pois.append(face_centroid) + + average_point = poi_average(pois, settings) + + if settings.annotate_image: + d = ImageDraw.Draw(im) + max_size = min(im.width, im.height) * 0.07 + if corner_centroid is not None: + color = BLUE + box = corner_centroid.bounding(max_size * corner_centroid.weight) + d.text((box[0], box[1] - 15), f"Edge: {corner_centroid.weight:.02f}", fill=color) + d.ellipse(box, outline=color) + if len(corner_points) > 1: + for f in corner_points: + d.rectangle(f.bounding(4), outline=color) + if entropy_centroid is not None: + color = "#ff0" + box = entropy_centroid.bounding(max_size * entropy_centroid.weight) + d.text((box[0], box[1] - 15), f"Entropy: {entropy_centroid.weight:.02f}", fill=color) + d.ellipse(box, outline=color) + if len(entropy_points) > 1: + for f in entropy_points: + d.rectangle(f.bounding(4), outline=color) + if face_centroid is not None: + color = RED + box = face_centroid.bounding(max_size * face_centroid.weight) + d.text((box[0], box[1] - 15), f"Face: {face_centroid.weight:.02f}", fill=color) + d.ellipse(box, outline=color) + if len(face_points) > 1: + for f in face_points: + d.rectangle(f.bounding(4), outline=color) + + d.ellipse(average_point.bounding(max_size), outline=GREEN) + + return average_point + + +def image_face_points(im, settings): + if settings.dnn_model_path is not None: + detector = cv2.FaceDetectorYN.create( + settings.dnn_model_path, + "", + (im.width, im.height), + 0.9, # score threshold + 0.3, # nms threshold + 5000 # keep top k before nms + ) + faces = detector.detect(np.array(im)) + results = [] + if faces[1] is not None: + for face in faces[1]: + x = face[0] + y = face[1] + w = face[2] + h = face[3] + results.append( + PointOfInterest( + int(x + (w * 0.5)), # face focus left/right is center + int(y + (h * 0.33)), # face focus up/down is close to the top of the head + size=w, + weight=1 / len(faces[1]) + ) + ) + return results + else: + np_im = np.array(im) + gray = cv2.cvtColor(np_im, cv2.COLOR_BGR2GRAY) + + tries = [ + [f'{cv2.data.haarcascades}haarcascade_eye.xml', 0.01], + [f'{cv2.data.haarcascades}haarcascade_frontalface_default.xml', 0.05], + [f'{cv2.data.haarcascades}haarcascade_profileface.xml', 0.05], + [f'{cv2.data.haarcascades}haarcascade_frontalface_alt.xml', 0.05], + [f'{cv2.data.haarcascades}haarcascade_frontalface_alt2.xml', 0.05], + [f'{cv2.data.haarcascades}haarcascade_frontalface_alt_tree.xml', 0.05], + [f'{cv2.data.haarcascades}haarcascade_eye_tree_eyeglasses.xml', 0.05], + [f'{cv2.data.haarcascades}haarcascade_upperbody.xml', 0.05] + ] + for t in tries: + classifier = cv2.CascadeClassifier(t[0]) + minsize = int(min(im.width, im.height) * t[1]) # at least N percent of the smallest side + try: + faces = classifier.detectMultiScale(gray, scaleFactor=1.1, + minNeighbors=7, minSize=(minsize, minsize), + flags=cv2.CASCADE_SCALE_IMAGE) + except Exception: + continue + + if faces: + rects = [[f[0], f[1], f[0] + f[2], f[1] + f[3]] for f in faces] + return [PointOfInterest((r[0] + r[2]) // 2, (r[1] + r[3]) // 2, size=abs(r[0] - r[2]), + weight=1 / len(rects)) for r in rects] + return [] + + +def image_corner_points(im, settings): + grayscale = im.convert("L") + + # naive attempt at preventing focal points from collecting at watermarks near the bottom + gd = ImageDraw.Draw(grayscale) + gd.rectangle([0, im.height * .9, im.width, im.height], fill="#999") + + np_im = np.array(grayscale) + + points = cv2.goodFeaturesToTrack( + np_im, + maxCorners=100, + qualityLevel=0.04, + minDistance=min(grayscale.width, grayscale.height) * 0.06, + useHarrisDetector=False, + ) + + if points is None: + return [] + + focal_points = [] + for point in points: + x, y = point.ravel() + focal_points.append(PointOfInterest(x, y, size=4, weight=1 / len(points))) + + return focal_points + + +def image_entropy_points(im, settings): + landscape = im.height < im.width + portrait = im.height > im.width + if landscape: + move_idx = [0, 2] + move_max = im.size[0] + elif portrait: + move_idx = [1, 3] + move_max = im.size[1] + else: + return [] + + e_max = 0 + crop_current = [0, 0, settings.crop_width, settings.crop_height] + crop_best = crop_current + while crop_current[move_idx[1]] < move_max: + crop = im.crop(tuple(crop_current)) + e = image_entropy(crop) + + if (e > e_max): + e_max = e + crop_best = list(crop_current) + + crop_current[move_idx[0]] += 4 + crop_current[move_idx[1]] += 4 + + x_mid = int(crop_best[0] + settings.crop_width / 2) + y_mid = int(crop_best[1] + settings.crop_height / 2) + + return [PointOfInterest(x_mid, y_mid, size=25, weight=1.0)] + + +def image_entropy(im): + # greyscale image entropy + # band = np.asarray(im.convert("L")) + band = np.asarray(im.convert("1"), dtype=np.uint8) + hist, _ = np.histogram(band, bins=range(0, 256)) + hist = hist[hist > 0] + return -np.log2(hist / hist.sum()).sum() + + +def centroid(pois): + x = [poi.x for poi in pois] + y = [poi.y for poi in pois] + return PointOfInterest(sum(x) / len(pois), sum(y) / len(pois)) + + +def poi_average(pois, settings): + weight = 0.0 + x = 0.0 + y = 0.0 + for poi in pois: + weight += poi.weight + x += poi.x * poi.weight + y += poi.y * poi.weight + avg_x = round(weight and x / weight) + avg_y = round(weight and y / weight) + + return PointOfInterest(avg_x, avg_y) + + +def is_landscape(w, h): + return w > h + + +def is_portrait(w, h): + return h > w + + +def is_square(w, h): + return w == h + + +model_dir_opencv = os.path.join(paths_internal.models_path, 'opencv') +if parse_version(cv2.__version__) >= parse_version('4.8'): + model_file_path = os.path.join(model_dir_opencv, 'face_detection_yunet_2023mar.onnx') + model_url = 'https://github.com/opencv/opencv_zoo/blob/b6e370b10f641879a87890d44e42173077154a05/models/face_detection_yunet/face_detection_yunet_2023mar.onnx?raw=true' +else: + model_file_path = os.path.join(model_dir_opencv, 'face_detection_yunet.onnx') + model_url = 'https://github.com/opencv/opencv_zoo/blob/91fb0290f50896f38a0ab1e558b74b16bc009428/models/face_detection_yunet/face_detection_yunet_2022mar.onnx?raw=true' + + +def download_and_cache_models(): + if not os.path.exists(model_file_path): + os.makedirs(model_dir_opencv, exist_ok=True) + print(f"downloading face detection model from '{model_url}' to '{model_file_path}'") + response = requests.get(model_url) + with open(model_file_path, "wb") as f: + f.write(response.content) + return model_file_path + + +class PointOfInterest: + def __init__(self, x, y, weight=1.0, size=10): + self.x = x + self.y = y + self.weight = weight + self.size = size + + def bounding(self, size): + return [ + self.x - size // 2, + self.y - size // 2, + self.x + size // 2, + self.y + size // 2 + ] + + +class Settings: + def __init__(self, crop_width=512, crop_height=512, corner_points_weight=0.5, entropy_points_weight=0.5, face_points_weight=0.5, annotate_image=False, dnn_model_path=None): + self.crop_width = crop_width + self.crop_height = crop_height + self.corner_points_weight = corner_points_weight + self.entropy_points_weight = entropy_points_weight + self.face_points_weight = face_points_weight + self.annotate_image = annotate_image + self.destop_view_image = False + self.dnn_model_path = dnn_model_path From 187faf3c5aa5e7877258385fc0c486b5c56326c9 Mon Sep 17 00:00:00 2001 From: DenOfEquity <166248528+DenOfEquity@users.noreply.github.com> Date: Sun, 25 Aug 2024 13:24:55 +0100 Subject: [PATCH 2/2] restore postprocessing_focal_crop.py with one line fix - convert input image to RGB --- scripts/postprocessing_focal_crop.py | 56 ++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 scripts/postprocessing_focal_crop.py diff --git a/scripts/postprocessing_focal_crop.py b/scripts/postprocessing_focal_crop.py new file mode 100644 index 00000000..90060c43 --- /dev/null +++ b/scripts/postprocessing_focal_crop.py @@ -0,0 +1,56 @@ + +from modules import scripts_postprocessing, ui_components, errors +import gradio as gr + +from modules.textual_inversion import autocrop + + +class ScriptPostprocessingFocalCrop(scripts_postprocessing.ScriptPostprocessing): + name = "Auto focal point crop" + order = 4010 + + def ui(self): + with ui_components.InputAccordion(False, label="Auto focal point crop") as enable: + face_weight = gr.Slider(label='Focal point face weight', value=0.9, minimum=0.0, maximum=1.0, step=0.05, elem_id="postprocess_focal_crop_face_weight") + entropy_weight = gr.Slider(label='Focal point entropy weight', value=0.15, minimum=0.0, maximum=1.0, step=0.05, elem_id="postprocess_focal_crop_entropy_weight") + edges_weight = gr.Slider(label='Focal point edges weight', value=0.5, minimum=0.0, maximum=1.0, step=0.05, elem_id="postprocess_focal_crop_edges_weight") + debug = gr.Checkbox(label='Create debug image', elem_id="train_process_focal_crop_debug") + + return { + "enable": enable, + "face_weight": face_weight, + "entropy_weight": entropy_weight, + "edges_weight": edges_weight, + "debug": debug, + } + + def process(self, pp: scripts_postprocessing.PostprocessedImage, enable, face_weight, entropy_weight, edges_weight, debug): + if not enable: + return + + if not pp.shared.target_width or not pp.shared.target_height: + return + + pp.image = pp.image.convert('RGB') + + dnn_model_path = None + try: + dnn_model_path = autocrop.download_and_cache_models() + except Exception: + errors.report("Unable to load face detection model for auto crop selection. Falling back to lower quality haar method.", exc_info=True) + + autocrop_settings = autocrop.Settings( + crop_width=pp.shared.target_width, + crop_height=pp.shared.target_height, + face_points_weight=face_weight, + entropy_points_weight=entropy_weight, + corner_points_weight=edges_weight, + annotate_image=debug, + dnn_model_path=dnn_model_path, + ) + + result, *others = autocrop.crop_image(pp.image, autocrop_settings) + + pp.image = result + pp.extra_images = [pp.create_copy(x, nametags=["focal-crop-debug"], disable_processing=True) for x in others] +