| import gradio as gr |
| import cv2 |
| import numpy as np |
| from sam_segment import segment_image_with_prompt |
|
|
| |
| SEGMENT_COLORS = [ |
| ((255, 99, 71), (255, 99, 71)), |
| ((65, 105, 225), (65, 105, 225)), |
| ((50, 205, 50), (50, 205, 50)), |
| ((255, 215, 0), (255, 215, 0)), |
| ((238, 130, 238), (238, 130, 238)), |
| ((0, 191, 255), (0, 191, 255)), |
| ((255, 165, 0), (255, 165, 0)), |
| ((106, 90, 205), (106, 90, 205)), |
| ] |
|
|
| def segment_image(input_image, model_size, conf_threshold, iou_threshold): |
| """ |
| 使用FastSAM模型对输入图片进行分割 |
| """ |
| try: |
| |
| results = segment_image_with_prompt( |
| image=input_image, |
| model_size=model_size, |
| conf=conf_threshold, |
| iou=iou_threshold, |
| ) |
| |
| |
| output_image = input_image.copy() |
| |
| |
| h, w = output_image.shape[:2] |
| |
| |
| final_mask = np.zeros_like(output_image) |
| accumulated_mask = np.zeros((h, w), dtype=np.uint8) |
| |
| |
| for idx, points in enumerate(results["segments"]): |
| |
| contour_points = np.array(points).reshape(-1, 2).astype(np.int32) |
| |
| |
| mask = np.zeros((h, w), dtype=np.uint8) |
| |
| |
| cv2.fillPoly(mask, [contour_points], 1) |
| |
| |
| mask = cv2.bitwise_and(mask, cv2.bitwise_not(accumulated_mask)) |
| accumulated_mask = cv2.bitwise_or(accumulated_mask, mask) |
| |
| |
| color_idx = idx % len(SEGMENT_COLORS) |
| fill_color, stroke_color = SEGMENT_COLORS[color_idx] |
| |
| |
| fill_mask = np.zeros_like(output_image) |
| fill_mask[mask > 0] = fill_color |
| final_mask = cv2.addWeighted(final_mask, 1.0, fill_mask, 0.3, 0) |
| |
| |
| cv2.drawContours(final_mask, [contour_points], -1, stroke_color, 2) |
| |
| |
| output_image = cv2.addWeighted(output_image, 1.0, final_mask, 0.5, 0) |
| |
| return output_image |
| |
| except Exception as e: |
| print(f"分割过程中出错: {str(e)}") |
| return input_image |
|
|
| |
| demo = gr.Interface( |
| fn=segment_image, |
| inputs=[ |
| gr.Image(label="输入图片"), |
| gr.Radio( |
| choices=["small", "large"], |
| value="large", |
| label="模型大小", |
| info="small: 更快但精度较低, large: 更慢但精度更高" |
| ), |
| gr.Slider( |
| minimum=0.1, |
| maximum=1.0, |
| value=0.4, |
| step=0.1, |
| label="置信度阈值", |
| info="值越高,检测越严格" |
| ), |
| gr.Slider( |
| minimum=0.1, |
| maximum=1.0, |
| value=0.3, |
| step=0.1, |
| label="IoU阈值", |
| info="值越低则保留更多重叠区域,值越高则保留更少重叠区域" |
| ) |
| ], |
| outputs=gr.Image(label="分割结果"), |
| title="FastSAM图像分割演示", |
| description="上传一张图片,调整参数,模型将对图片中的对象进行分割。", |
| examples=[ |
| [ |
| "./images/test_1.png", |
| "large", |
| 0.3, |
| 0.3 |
| ], |
| [ |
| "./images/test_2.jpg", |
| "large", |
| 0.3, |
| 0.3 |
| ], |
| [ |
| "./images/test_3.jpg", |
| "large", |
| 0.3, |
| 0.3 |
| ], |
| [ |
| "./images/test_4.jpg", |
| "large", |
| 0.3, |
| 0.3 |
| ], |
| [ |
| "./images/test_5.jpg", |
| "large", |
| 0.3, |
| 0.3 |
| ], |
| [ |
| "./images/test_6.jpg", |
| "large", |
| 0.3, |
| 0.3 |
| ], |
| [ |
| "./images/test_7.jpg", |
| "large", |
| 0.3, |
| 0.3 |
| ] |
| ] |
| ) |
|
|
| |
| if __name__ == "__main__": |
| demo.launch(share=True) |