176 lines
7.6 KiB
Python
176 lines
7.6 KiB
Python
import cv2
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import os
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import numpy as np
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from segment_anything import sam_model_registry, SamPredictor
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input_dir = 'scripts/pv1/0.8/wuding/jpg'
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output_dir = 'scripts/pv1/0.8/wuding/mask'
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crop_mode = True
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print('最好是每加一个点就按w键predict一次')
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os.makedirs(output_dir, exist_ok=True)
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image_files = [f for f in os.listdir(input_dir) if
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f.lower().endswith(('.png', '.jpg', '.jpeg', '.JPG', '.JPEG', '.PNG', '.tif'))]
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sam = sam_model_registry["vit_b"](checkpoint=r"D:\Program Files\Pycharm items\segment-anything-model\weights\vit_b.pth")
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_ = sam.to(device="cuda")
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predictor = SamPredictor(sam)
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WINDOW_WIDTH = 1280
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WINDOW_HEIGHT = 720
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cv2.namedWindow("image", cv2.WINDOW_NORMAL)
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cv2.resizeWindow("image", WINDOW_WIDTH, WINDOW_HEIGHT)
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cv2.moveWindow("image", (1920 - WINDOW_WIDTH) // 2, (1080 - WINDOW_HEIGHT) // 2)
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def mouse_click(event, x, y, flags, param): # 鼠标点击事件
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global input_point, input_label, input_stop # 全局变量，输入点，
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if not input_stop: # 判定标志是否停止输入响应了！
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if event == cv2.EVENT_LBUTTONDOWN: # 鼠标左键
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input_point.append([x, y])
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input_label.append(1) # 1表示前景点
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elif event == cv2.EVENT_RBUTTONDOWN: # 鼠标右键
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input_point.append([x, y])
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input_label.append(0) # 0表示背景点
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else:
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if event == cv2.EVENT_LBUTTONDOWN or event == cv2.EVENT_RBUTTONDOWN: # 提示添加不了
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print('此时不能添加点,按w退出mask选择模式')
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def apply_mask(image, mask, alpha_channel=True):
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if alpha_channel:
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alpha = np.zeros_like(mask)
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alpha[mask == 1] = 255
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masked_image = image.copy()
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masked_image[mask == 1] = [0, 255, 0] # 这里用绿色表示mask的区域，可以根据需求修改
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return cv2.addWeighted(image, 0.5, masked_image, 0.5, 0)
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else:
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masked_image = image.copy()
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masked_image[mask == 1] = [0, 255, 0] # 这里用绿色表示mask的区域，可以根据需求修改
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return masked_image
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def apply_color_mask(image, mask, color, color_dark=0.5):
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masked_image = image.copy()
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for c in range(3):
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masked_image[:, :, c] = np.where(mask == 1, image[:, :, c] * (1 - color_dark) + color_dark * color[c], image[:, :, c])
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return masked_image
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def save_masked_image(image, mask, output_dir, filename, crop_mode_):
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masked_image = apply_mask(image, mask)
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filename = filename[:filename.rfind('.')] + '_masked.png' # 修改保存的文件名
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cv2.imwrite(os.path.join(output_dir, filename), masked_image)
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print(f"Saved as {filename}")
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current_index = 0
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cv2.namedWindow("image")
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cv2.setMouseCallback("image", mouse_click)
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input_point = []
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input_label = []
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input_stop = False
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while True:
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filename = image_files[current_index]
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image_orign = cv2.imread(os.path.join(input_dir, filename))
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image_crop = image_orign.copy() # 原图裁剪
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image = cv2.cvtColor(image_orign.copy(), cv2.COLOR_BGR2RGB) # 原图色彩转变
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selected_mask = None
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logit_input = None
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while True:
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# print(input_point)
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input_stop = False
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image_display = image_orign.copy()
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display_info = f'{filename} | Press s to save | Press w to predict | Press d to next image | Press a to previous image | Press space to clear | Press q to remove last point '
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cv2.putText(image_display, display_info, (10, 30), cv2.FONT_HERSHEY_SIMPLEX, 0.7, (0, 255, 255), 2, cv2.LINE_AA)
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for point, label in zip(input_point, input_label): # 输入点和输入类型
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color = (0, 255, 0) if label == 1 else (0, 0, 255)
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cv2.circle(image_display, tuple(point), 5, color, -1)
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if selected_mask is not None:
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color = tuple(np.random.randint(0, 256, 3).tolist())
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selected_image = apply_color_mask(image_display, selected_mask, color)
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# S保存，w预测，ad切换，esc退出
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cv2.imshow("image", image_display)
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key = cv2.waitKey(1)
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if key == ord(" "):
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input_point = []
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input_label = []
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selected_mask = None
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logit_input = None
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elif key == ord("w"):
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input_stop = True
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if len(input_point) > 0 and len(input_label) > 0:
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predictor.set_image(image) # 设置输入图像
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input_point_np = np.array(input_point) # 输入暗示点,需要转变array类型才可以输入
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input_label_np = np.array(input_label) # 输入暗示点的类型
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masks, scores, logits = predictor.predict(
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point_coords=input_point_np,
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point_labels=input_label_np,
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mask_input=logit_input[None, :, :] if logit_input is not None else None,
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multimask_output=True,
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)
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mask_idx = 0
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num_masks = len(masks) # masks的数量
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while (1):
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color = tuple(np.random.randint(0, 256, 3).tolist()) # 随机列表颜色，就是
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image_select = image_orign.copy()
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selected_mask = masks[mask_idx] # 选择msks也就是,a,d切换
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selected_image = apply_color_mask(image_select, selected_mask, color)
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mask_info = f'Total: {num_masks} | Current: {mask_idx} | Score: {scores[mask_idx]:.2f} | Press w to confirm | Press d to next mask | Press a to previous mask | Press q to remove last point | Press s to save'
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cv2.putText(selected_image, mask_info, (10, 30), cv2.FONT_HERSHEY_SIMPLEX, 0.7, (0, 255, 255), 2,
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cv2.LINE_AA)
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# todo 显示在当前的图片,
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cv2.imshow("image", selected_image)
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key = cv2.waitKey(10)
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if key == ord('q') and len(input_point) > 0:
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input_point.pop(-1)
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input_label.pop(-1)
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elif key == ord('s'):
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save_masked_image(image_crop, selected_mask, output_dir, filename, crop_mode_=crop_mode)
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elif key == ord('a'):
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if mask_idx > 0:
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mask_idx -= 1
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else:
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mask_idx = num_masks - 1
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elif key == ord('d'):
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if mask_idx < num_masks - 1:
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mask_idx += 1
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else:
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mask_idx = 0
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elif key == ord('w'):
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break
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elif key == ord(" "):
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input_point = []
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input_label = []
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selected_mask = None
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logit_input = None
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break
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logit_input = logits[mask_idx, :, :]
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print('max score:', np.argmax(scores), ' select:', mask_idx)
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elif key == ord('a'):
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current_index = max(0, current_index - 1)
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input_point = []
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input_label = []
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break
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elif key == ord('d'):
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current_index = min(len(image_files) - 1, current_index + 1)
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input_point = []
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input_label = []
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break
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elif key == 27:
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break
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elif key == ord('q') and len(input_point) > 0:
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input_point.pop(-1)
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input_label.pop(-1)
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elif key == ord('s') and selected_mask is not None:
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save_masked_image(image_crop, selected_mask, output_dir, filename, crop_mode_=crop_mode)
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if key == 27:
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break
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