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| PIPELINE_CONFIG: dict = { | |
| "validate": { | |
| "enabled": True, | |
| "max_file_size_mb": 200, # satellite images can be large | |
| "allowed_formats": ["jpeg", "jpg", "png", "webp", "bmp", "tiff"], | |
| }, | |
| "decode": { | |
| "enabled": True, | |
| }, | |
| # Resize is DISABLED — we never shrink a 3k satellite image before tiling | |
| "resize": { | |
| "enabled": False, | |
| "target_width": 640, | |
| "target_height": 640, | |
| "method": "bilinear", | |
| "keep_aspect_ratio": True, | |
| "padding_color": [0, 0, 0], | |
| }, | |
| # Color conversion to RGB is still needed (some satellite images come as RGBA or palette) | |
| "color_convert": { | |
| "enabled": True, | |
| "target_mode": "RGB", | |
| }, | |
| # Normalize is DISABLED — ultralytics YOLO handles its own normalization internally | |
| "normalize": { | |
| "enabled": False, | |
| "method": "imagenet", | |
| "mean": [0.485, 0.456, 0.406], | |
| "std": [0.229, 0.224, 0.225], | |
| }, | |
| # Patch: satellite tile slicer — produces 640×640 tiles with 128px overlap | |
| "patch": { | |
| "enabled": True, | |
| "patch_size": 640, | |
| "overlap": 128, # pixels of overlap between adjacent tiles | |
| "pad_incomplete": True, # pad edge tiles to full patch_size with black | |
| }, | |
| "augment": { | |
| "enabled": False, | |
| "horizontal_flip": False, | |
| "vertical_flip": False, | |
| "rotation_degrees": 0, | |
| "brightness_range": [1.0, 1.0], | |
| "contrast_range": [1.0, 1.0], | |
| }, | |
| # Tensorize is DISABLED — ultralytics takes PIL Images directly | |
| "tensorize": { | |
| "enabled": False, | |
| "dtype": "float32", | |
| "add_batch_dim": True, | |
| "channel_first": True, | |
| }, | |
| } | |