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requirements.txt

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+transformers==4.36.2
+torch==2.0.1
+torchvision==0.15.2
+torchaudio==2.0.2
+numpy==1.24.4
+scipy==1.10.1
+scikit-image==0.21.0
+opencv-python==4.7.0.72
+pillow==9.4.0
+diffusers==0.25.0
+transformers==4.36.2
+accelerate==0.26.1
+matplotlib==3.7.4
+tqdm==4.64.1
+config==0.5.1
+einops==0.7.0
+onnxruntime==1.16.2
+basicsr
+av
+fvcore
+cloudpickle
+omegaconf
+pycocotools

utils_mask.py

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+import numpy as np
+import cv2
+from PIL import Image, ImageDraw
+
+label_map = {
+    "background": 0,
+    "hat": 1,
+    "hair": 2,
+    "sunglasses": 3,
+    "upper_clothes": 4,
+    "skirt": 5,
+    "pants": 6,
+    "dress": 7,
+    "belt": 8,
+    "left_shoe": 9,
+    "right_shoe": 10,
+    "head": 11,
+    "left_leg": 12,
+    "right_leg": 13,
+    "left_arm": 14,
+    "right_arm": 15,
+    "bag": 16,
+    "scarf": 17,
+}
+
+def extend_arm_mask(wrist, elbow, scale):
+  wrist = elbow + scale * (wrist - elbow)
+  return wrist
+
+def hole_fill(img):
+    img = np.pad(img[1:-1, 1:-1], pad_width = 1, mode = 'constant', constant_values=0)
+    img_copy = img.copy()
+    mask = np.zeros((img.shape[0] + 2, img.shape[1] + 2), dtype=np.uint8)
+
+    cv2.floodFill(img, mask, (0, 0), 255)
+    img_inverse = cv2.bitwise_not(img)
+    dst = cv2.bitwise_or(img_copy, img_inverse)
+    return dst
+
+def refine_mask(mask):
+    contours, hierarchy = cv2.findContours(mask.astype(np.uint8),
+                                           cv2.RETR_CCOMP, cv2.CHAIN_APPROX_TC89_L1)
+    area = []
+    for j in range(len(contours)):
+        a_d = cv2.contourArea(contours[j], True)
+        area.append(abs(a_d))
+    refine_mask = np.zeros_like(mask).astype(np.uint8)
+    if len(area) != 0:
+        i = area.index(max(area))
+        cv2.drawContours(refine_mask, contours, i, color=255, thickness=-1)
+
+    return refine_mask
+
+def get_mask_location(model_type, category, model_parse: Image.Image, keypoint: dict, width=384,height=512):
+    im_parse = model_parse.resize((width, height), Image.NEAREST)
+    parse_array = np.array(im_parse)
+
+    if model_type == 'hd':
+        arm_width = 60
+    elif model_type == 'dc':
+        arm_width = 45
+    else:
+        raise ValueError("model_type must be \'hd\' or \'dc\'!")
+
+    parse_head = (parse_array == 1).astype(np.float32) + \
+                 (parse_array == 3).astype(np.float32) + \
+                 (parse_array == 11).astype(np.float32)
+
+    parser_mask_fixed = (parse_array == label_map["left_shoe"]).astype(np.float32) + \
+                        (parse_array == label_map["right_shoe"]).astype(np.float32) + \
+                        (parse_array == label_map["hat"]).astype(np.float32) + \
+                        (parse_array == label_map["sunglasses"]).astype(np.float32) + \
+                        (parse_array == label_map["bag"]).astype(np.float32)
+
+    parser_mask_changeable = (parse_array == label_map["background"]).astype(np.float32)
+
+    arms_left = (parse_array == 14).astype(np.float32)
+    arms_right = (parse_array == 15).astype(np.float32)
+
+    if category == 'dresses':
+        parse_mask = (parse_array == 7).astype(np.float32) + \
+                     (parse_array == 4).astype(np.float32) + \
+                     (parse_array == 5).astype(np.float32) + \
+                     (parse_array == 6).astype(np.float32)
+
+        parser_mask_changeable += np.logical_and(parse_array, np.logical_not(parser_mask_fixed))
+
+    elif category == 'upper_body':
+        parse_mask = (parse_array == 4).astype(np.float32) + (parse_array == 7).astype(np.float32)
+        parser_mask_fixed_lower_cloth = (parse_array == label_map["skirt"]).astype(np.float32) + \
+                                        (parse_array == label_map["pants"]).astype(np.float32)
+        parser_mask_fixed += parser_mask_fixed_lower_cloth
+        parser_mask_changeable += np.logical_and(parse_array, np.logical_not(parser_mask_fixed))
+    elif category == 'lower_body':
+        parse_mask = (parse_array == 6).astype(np.float32) + \
+                     (parse_array == 12).astype(np.float32) + \
+                     (parse_array == 13).astype(np.float32) + \
+                     (parse_array == 5).astype(np.float32)
+        parser_mask_fixed += (parse_array == label_map["upper_clothes"]).astype(np.float32) + \
+                             (parse_array == 14).astype(np.float32) + \
+                             (parse_array == 15).astype(np.float32)
+        parser_mask_changeable += np.logical_and(parse_array, np.logical_not(parser_mask_fixed))
+    else:
+        raise NotImplementedError
+
+    # Load pose points
+    pose_data = keypoint["pose_keypoints_2d"]
+    pose_data = np.array(pose_data)
+    pose_data = pose_data.reshape((-1, 2))
+
+    im_arms_left = Image.new('L', (width, height))
+    im_arms_right = Image.new('L', (width, height))
+    arms_draw_left = ImageDraw.Draw(im_arms_left)
+    arms_draw_right = ImageDraw.Draw(im_arms_right)
+    if category == 'dresses' or category == 'upper_body':
+        shoulder_right = np.multiply(tuple(pose_data[2][:2]), height / 512.0)
+        shoulder_left = np.multiply(tuple(pose_data[5][:2]), height / 512.0)
+        elbow_right = np.multiply(tuple(pose_data[3][:2]), height / 512.0)
+        elbow_left = np.multiply(tuple(pose_data[6][:2]), height / 512.0)
+        wrist_right = np.multiply(tuple(pose_data[4][:2]), height / 512.0)
+        wrist_left = np.multiply(tuple(pose_data[7][:2]), height / 512.0)
+        ARM_LINE_WIDTH = int(arm_width / 512 * height)
+        size_left = [shoulder_left[0] - ARM_LINE_WIDTH // 2, shoulder_left[1] - ARM_LINE_WIDTH // 2, shoulder_left[0] + ARM_LINE_WIDTH // 2, shoulder_left[1] + ARM_LINE_WIDTH // 2]
+        size_right = [shoulder_right[0] - ARM_LINE_WIDTH // 2, shoulder_right[1] - ARM_LINE_WIDTH // 2, shoulder_right[0] + ARM_LINE_WIDTH // 2,
+                      shoulder_right[1] + ARM_LINE_WIDTH // 2]
+        
+
+        if wrist_right[0] <= 1. and wrist_right[1] <= 1.:
+            im_arms_right = arms_right
+        else:
+            wrist_right = extend_arm_mask(wrist_right, elbow_right, 1.2)
+            arms_draw_right.line(np.concatenate((shoulder_right, elbow_right, wrist_right)).astype(np.uint16).tolist(), 'white', ARM_LINE_WIDTH, 'curve')
+            arms_draw_right.arc(size_right, 0, 360, 'white', ARM_LINE_WIDTH // 2)
+
+        if wrist_left[0] <= 1. and wrist_left[1] <= 1.:
+            im_arms_left = arms_left
+        else:
+            wrist_left = extend_arm_mask(wrist_left, elbow_left, 1.2)
+            arms_draw_left.line(np.concatenate((wrist_left, elbow_left, shoulder_left)).astype(np.uint16).tolist(), 'white', ARM_LINE_WIDTH, 'curve')
+            arms_draw_left.arc(size_left, 0, 360, 'white', ARM_LINE_WIDTH // 2)
+
+        hands_left = np.logical_and(np.logical_not(im_arms_left), arms_left)
+        hands_right = np.logical_and(np.logical_not(im_arms_right), arms_right)
+        parser_mask_fixed += hands_left + hands_right
+
+    parser_mask_fixed = np.logical_or(parser_mask_fixed, parse_head)
+    parse_mask = cv2.dilate(parse_mask, np.ones((5, 5), np.uint16), iterations=5)
+    if category == 'dresses' or category == 'upper_body':
+        neck_mask = (parse_array == 18).astype(np.float32)
+        neck_mask = cv2.dilate(neck_mask, np.ones((5, 5), np.uint16), iterations=1)
+        neck_mask = np.logical_and(neck_mask, np.logical_not(parse_head))
+        parse_mask = np.logical_or(parse_mask, neck_mask)
+        arm_mask = cv2.dilate(np.logical_or(im_arms_left, im_arms_right).astype('float32'), np.ones((5, 5), np.uint16), iterations=4)
+        parse_mask += np.logical_or(parse_mask, arm_mask)
+
+    parse_mask = np.logical_and(parser_mask_changeable, np.logical_not(parse_mask))
+
+    parse_mask_total = np.logical_or(parse_mask, parser_mask_fixed)
+    inpaint_mask = 1 - parse_mask_total
+    img = np.where(inpaint_mask, 255, 0)
+    dst = hole_fill(img.astype(np.uint8))
+    dst = refine_mask(dst)
+    inpaint_mask = dst / 255 * 1
+    mask = Image.fromarray(inpaint_mask.astype(np.uint8) * 255)
+    mask_gray = Image.fromarray(inpaint_mask.astype(np.uint8) * 127)
+
+    return mask, mask_gray