Upload edit\Qwen3-TTS-test\.venv\Lib\site-packages\transformers\models\grounding_dino\image_processing_grounding_dino_fast.py with huggingface_hub
Browse files
edit//Qwen3-TTS-test//.venv//Lib//site-packages//transformers//models//grounding_dino//image_processing_grounding_dino_fast.py
ADDED
|
@@ -0,0 +1,776 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨
|
| 2 |
+
# This file was automatically generated from src/transformers/models/grounding_dino/modular_grounding_dino.py.
|
| 3 |
+
# Do NOT edit this file manually as any edits will be overwritten by the generation of
|
| 4 |
+
# the file from the modular. If any change should be done, please apply the change to the
|
| 5 |
+
# modular_grounding_dino.py file directly. One of our CI enforces this.
|
| 6 |
+
# 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨
|
| 7 |
+
import pathlib
|
| 8 |
+
from typing import TYPE_CHECKING, Any, Optional, Union
|
| 9 |
+
|
| 10 |
+
import torch
|
| 11 |
+
from torchvision.io import read_image
|
| 12 |
+
from torchvision.transforms.v2 import functional as F
|
| 13 |
+
|
| 14 |
+
from ...image_processing_utils import BatchFeature, get_size_dict
|
| 15 |
+
from ...image_processing_utils_fast import (
|
| 16 |
+
BaseImageProcessorFast,
|
| 17 |
+
DefaultFastImageProcessorKwargs,
|
| 18 |
+
SizeDict,
|
| 19 |
+
get_image_size_for_max_height_width,
|
| 20 |
+
get_max_height_width,
|
| 21 |
+
safe_squeeze,
|
| 22 |
+
)
|
| 23 |
+
from ...image_transforms import center_to_corners_format, corners_to_center_format
|
| 24 |
+
from ...image_utils import (
|
| 25 |
+
IMAGENET_DEFAULT_MEAN,
|
| 26 |
+
IMAGENET_DEFAULT_STD,
|
| 27 |
+
AnnotationFormat,
|
| 28 |
+
AnnotationType,
|
| 29 |
+
ChannelDimension,
|
| 30 |
+
ImageInput,
|
| 31 |
+
PILImageResampling,
|
| 32 |
+
get_image_size,
|
| 33 |
+
validate_annotations,
|
| 34 |
+
)
|
| 35 |
+
from ...processing_utils import Unpack
|
| 36 |
+
from ...utils import TensorType, auto_docstring, logging
|
| 37 |
+
from ...utils.import_utils import requires
|
| 38 |
+
from .image_processing_grounding_dino import get_size_with_aspect_ratio
|
| 39 |
+
|
| 40 |
+
|
| 41 |
+
if TYPE_CHECKING:
|
| 42 |
+
from .modeling_grounding_dino import GroundingDinoObjectDetectionOutput
|
| 43 |
+
|
| 44 |
+
|
| 45 |
+
logger = logging.get_logger(__name__)
|
| 46 |
+
|
| 47 |
+
|
| 48 |
+
class GroundingDinoFastImageProcessorKwargs(DefaultFastImageProcessorKwargs):
|
| 49 |
+
r"""
|
| 50 |
+
format (`str`, *optional*, defaults to `AnnotationFormat.COCO_DETECTION`):
|
| 51 |
+
Data format of the annotations. One of "coco_detection" or "coco_panoptic".
|
| 52 |
+
do_convert_annotations (`bool`, *optional*, defaults to `True`):
|
| 53 |
+
Controls whether to convert the annotations to the format expected by the GROUNDING_DINO model. Converts the
|
| 54 |
+
bounding boxes to the format `(center_x, center_y, width, height)` and in the range `[0, 1]`.
|
| 55 |
+
Can be overridden by the `do_convert_annotations` parameter in the `preprocess` method.
|
| 56 |
+
return_segmentation_masks (`bool`, *optional*, defaults to `False`):
|
| 57 |
+
Whether to return segmentation masks.
|
| 58 |
+
"""
|
| 59 |
+
|
| 60 |
+
format: Optional[Union[str, AnnotationFormat]]
|
| 61 |
+
do_convert_annotations: Optional[bool]
|
| 62 |
+
return_segmentation_masks: Optional[bool]
|
| 63 |
+
|
| 64 |
+
|
| 65 |
+
SUPPORTED_ANNOTATION_FORMATS = (AnnotationFormat.COCO_DETECTION, AnnotationFormat.COCO_PANOPTIC)
|
| 66 |
+
|
| 67 |
+
|
| 68 |
+
# inspired by https://github.com/facebookresearch/grounding_dino/blob/master/datasets/coco.py#L33
|
| 69 |
+
def convert_coco_poly_to_mask(segmentations, height: int, width: int, device: torch.device) -> torch.Tensor:
|
| 70 |
+
"""
|
| 71 |
+
Convert a COCO polygon annotation to a mask.
|
| 72 |
+
|
| 73 |
+
Args:
|
| 74 |
+
segmentations (`list[list[float]]`):
|
| 75 |
+
List of polygons, each polygon represented by a list of x-y coordinates.
|
| 76 |
+
height (`int`):
|
| 77 |
+
Height of the mask.
|
| 78 |
+
width (`int`):
|
| 79 |
+
Width of the mask.
|
| 80 |
+
"""
|
| 81 |
+
try:
|
| 82 |
+
from pycocotools import mask as coco_mask
|
| 83 |
+
except ImportError:
|
| 84 |
+
raise ImportError("Pycocotools is not installed in your environment.")
|
| 85 |
+
|
| 86 |
+
masks = []
|
| 87 |
+
for polygons in segmentations:
|
| 88 |
+
rles = coco_mask.frPyObjects(polygons, height, width)
|
| 89 |
+
mask = coco_mask.decode(rles)
|
| 90 |
+
if len(mask.shape) < 3:
|
| 91 |
+
mask = mask[..., None]
|
| 92 |
+
mask = torch.as_tensor(mask, dtype=torch.uint8, device=device)
|
| 93 |
+
mask = torch.any(mask, axis=2)
|
| 94 |
+
masks.append(mask)
|
| 95 |
+
if masks:
|
| 96 |
+
masks = torch.stack(masks, axis=0)
|
| 97 |
+
else:
|
| 98 |
+
masks = torch.zeros((0, height, width), dtype=torch.uint8, device=device)
|
| 99 |
+
|
| 100 |
+
return masks
|
| 101 |
+
|
| 102 |
+
|
| 103 |
+
# inspired by https://github.com/facebookresearch/grounding_dino/blob/master/datasets/coco.py#L50
|
| 104 |
+
def prepare_coco_detection_annotation(
|
| 105 |
+
image,
|
| 106 |
+
target,
|
| 107 |
+
return_segmentation_masks: bool = False,
|
| 108 |
+
input_data_format: Optional[Union[ChannelDimension, str]] = None,
|
| 109 |
+
):
|
| 110 |
+
"""
|
| 111 |
+
Convert the target in COCO format into the format expected by GROUNDING_DINO.
|
| 112 |
+
"""
|
| 113 |
+
image_height, image_width = image.size()[-2:]
|
| 114 |
+
|
| 115 |
+
image_id = target["image_id"]
|
| 116 |
+
image_id = torch.as_tensor([image_id], dtype=torch.int64, device=image.device)
|
| 117 |
+
|
| 118 |
+
# Get all COCO annotations for the given image.
|
| 119 |
+
annotations = target["annotations"]
|
| 120 |
+
classes = []
|
| 121 |
+
area = []
|
| 122 |
+
boxes = []
|
| 123 |
+
keypoints = []
|
| 124 |
+
for obj in annotations:
|
| 125 |
+
if "iscrowd" not in obj or obj["iscrowd"] == 0:
|
| 126 |
+
classes.append(obj["category_id"])
|
| 127 |
+
area.append(obj["area"])
|
| 128 |
+
boxes.append(obj["bbox"])
|
| 129 |
+
if "keypoints" in obj:
|
| 130 |
+
keypoints.append(obj["keypoints"])
|
| 131 |
+
|
| 132 |
+
classes = torch.as_tensor(classes, dtype=torch.int64, device=image.device)
|
| 133 |
+
area = torch.as_tensor(area, dtype=torch.float32, device=image.device)
|
| 134 |
+
iscrowd = torch.zeros_like(classes, dtype=torch.int64, device=image.device)
|
| 135 |
+
# guard against no boxes via resizing
|
| 136 |
+
boxes = torch.as_tensor(boxes, dtype=torch.float32, device=image.device).reshape(-1, 4)
|
| 137 |
+
boxes[:, 2:] += boxes[:, :2]
|
| 138 |
+
boxes[:, 0::2] = boxes[:, 0::2].clip(min=0, max=image_width)
|
| 139 |
+
boxes[:, 1::2] = boxes[:, 1::2].clip(min=0, max=image_height)
|
| 140 |
+
|
| 141 |
+
keep = (boxes[:, 3] > boxes[:, 1]) & (boxes[:, 2] > boxes[:, 0])
|
| 142 |
+
|
| 143 |
+
new_target = {
|
| 144 |
+
"image_id": image_id,
|
| 145 |
+
"class_labels": classes[keep],
|
| 146 |
+
"boxes": boxes[keep],
|
| 147 |
+
"area": area[keep],
|
| 148 |
+
"iscrowd": iscrowd[keep],
|
| 149 |
+
"orig_size": torch.as_tensor([int(image_height), int(image_width)], dtype=torch.int64, device=image.device),
|
| 150 |
+
}
|
| 151 |
+
|
| 152 |
+
if keypoints:
|
| 153 |
+
keypoints = torch.as_tensor(keypoints, dtype=torch.float32, device=image.device)
|
| 154 |
+
# Apply the keep mask here to filter the relevant annotations
|
| 155 |
+
keypoints = keypoints[keep]
|
| 156 |
+
num_keypoints = keypoints.shape[0]
|
| 157 |
+
keypoints = keypoints.reshape((-1, 3)) if num_keypoints else keypoints
|
| 158 |
+
new_target["keypoints"] = keypoints
|
| 159 |
+
|
| 160 |
+
if return_segmentation_masks:
|
| 161 |
+
segmentation_masks = [obj["segmentation"] for obj in annotations]
|
| 162 |
+
masks = convert_coco_poly_to_mask(segmentation_masks, image_height, image_width, device=image.device)
|
| 163 |
+
new_target["masks"] = masks[keep]
|
| 164 |
+
|
| 165 |
+
return new_target
|
| 166 |
+
|
| 167 |
+
|
| 168 |
+
def masks_to_boxes(masks: torch.Tensor) -> torch.Tensor:
|
| 169 |
+
"""
|
| 170 |
+
Compute the bounding boxes around the provided panoptic segmentation masks.
|
| 171 |
+
|
| 172 |
+
Args:
|
| 173 |
+
masks: masks in format `[number_masks, height, width]` where N is the number of masks
|
| 174 |
+
|
| 175 |
+
Returns:
|
| 176 |
+
boxes: bounding boxes in format `[number_masks, 4]` in xyxy format
|
| 177 |
+
"""
|
| 178 |
+
if masks.numel() == 0:
|
| 179 |
+
return torch.zeros((0, 4), device=masks.device)
|
| 180 |
+
|
| 181 |
+
h, w = masks.shape[-2:]
|
| 182 |
+
y = torch.arange(0, h, dtype=torch.float32, device=masks.device)
|
| 183 |
+
x = torch.arange(0, w, dtype=torch.float32, device=masks.device)
|
| 184 |
+
# see https://github.com/pytorch/pytorch/issues/50276
|
| 185 |
+
y, x = torch.meshgrid(y, x, indexing="ij")
|
| 186 |
+
|
| 187 |
+
x_mask = masks * torch.unsqueeze(x, 0)
|
| 188 |
+
x_max = x_mask.view(x_mask.shape[0], -1).max(-1)[0]
|
| 189 |
+
x_min = (
|
| 190 |
+
torch.where(masks, x.unsqueeze(0), torch.tensor(1e8, device=masks.device)).view(masks.shape[0], -1).min(-1)[0]
|
| 191 |
+
)
|
| 192 |
+
|
| 193 |
+
y_mask = masks * torch.unsqueeze(y, 0)
|
| 194 |
+
y_max = y_mask.view(y_mask.shape[0], -1).max(-1)[0]
|
| 195 |
+
y_min = (
|
| 196 |
+
torch.where(masks, y.unsqueeze(0), torch.tensor(1e8, device=masks.device)).view(masks.shape[0], -1).min(-1)[0]
|
| 197 |
+
)
|
| 198 |
+
|
| 199 |
+
return torch.stack([x_min, y_min, x_max, y_max], 1)
|
| 200 |
+
|
| 201 |
+
|
| 202 |
+
# 2 functions below adapted from https://github.com/cocodataset/panopticapi/blob/master/panopticapi/utils.py
|
| 203 |
+
# Copyright (c) 2018, Alexander Kirillov
|
| 204 |
+
# All rights reserved.
|
| 205 |
+
def rgb_to_id(color):
|
| 206 |
+
"""
|
| 207 |
+
Converts RGB color to unique ID.
|
| 208 |
+
"""
|
| 209 |
+
if isinstance(color, torch.Tensor) and len(color.shape) == 3:
|
| 210 |
+
if color.dtype == torch.uint8:
|
| 211 |
+
color = color.to(torch.int32)
|
| 212 |
+
return color[:, :, 0] + 256 * color[:, :, 1] + 256 * 256 * color[:, :, 2]
|
| 213 |
+
return int(color[0] + 256 * color[1] + 256 * 256 * color[2])
|
| 214 |
+
|
| 215 |
+
|
| 216 |
+
def prepare_coco_panoptic_annotation(
|
| 217 |
+
image: torch.Tensor,
|
| 218 |
+
target: dict,
|
| 219 |
+
masks_path: Union[str, pathlib.Path],
|
| 220 |
+
return_masks: bool = True,
|
| 221 |
+
input_data_format: Union[ChannelDimension, str] = None,
|
| 222 |
+
) -> dict:
|
| 223 |
+
"""
|
| 224 |
+
Prepare a coco panoptic annotation for GROUNDING_DINO.
|
| 225 |
+
"""
|
| 226 |
+
image_height, image_width = get_image_size(image, channel_dim=input_data_format)
|
| 227 |
+
annotation_path = pathlib.Path(masks_path) / target["file_name"]
|
| 228 |
+
|
| 229 |
+
new_target = {}
|
| 230 |
+
new_target["image_id"] = torch.as_tensor(
|
| 231 |
+
[target["image_id"] if "image_id" in target else target["id"]], dtype=torch.int64, device=image.device
|
| 232 |
+
)
|
| 233 |
+
new_target["size"] = torch.as_tensor([image_height, image_width], dtype=torch.int64, device=image.device)
|
| 234 |
+
new_target["orig_size"] = torch.as_tensor([image_height, image_width], dtype=torch.int64, device=image.device)
|
| 235 |
+
|
| 236 |
+
if "segments_info" in target:
|
| 237 |
+
masks = read_image(annotation_path).permute(1, 2, 0).to(dtype=torch.int32, device=image.device)
|
| 238 |
+
masks = rgb_to_id(masks)
|
| 239 |
+
|
| 240 |
+
ids = torch.as_tensor([segment_info["id"] for segment_info in target["segments_info"]], device=image.device)
|
| 241 |
+
masks = masks == ids[:, None, None]
|
| 242 |
+
masks = masks.to(torch.bool)
|
| 243 |
+
if return_masks:
|
| 244 |
+
new_target["masks"] = masks
|
| 245 |
+
new_target["boxes"] = masks_to_boxes(masks)
|
| 246 |
+
new_target["class_labels"] = torch.as_tensor(
|
| 247 |
+
[segment_info["category_id"] for segment_info in target["segments_info"]],
|
| 248 |
+
dtype=torch.int64,
|
| 249 |
+
device=image.device,
|
| 250 |
+
)
|
| 251 |
+
new_target["iscrowd"] = torch.as_tensor(
|
| 252 |
+
[segment_info["iscrowd"] for segment_info in target["segments_info"]],
|
| 253 |
+
dtype=torch.int64,
|
| 254 |
+
device=image.device,
|
| 255 |
+
)
|
| 256 |
+
new_target["area"] = torch.as_tensor(
|
| 257 |
+
[segment_info["area"] for segment_info in target["segments_info"]],
|
| 258 |
+
dtype=torch.float32,
|
| 259 |
+
device=image.device,
|
| 260 |
+
)
|
| 261 |
+
|
| 262 |
+
return new_target
|
| 263 |
+
|
| 264 |
+
|
| 265 |
+
def _scale_boxes(boxes, target_sizes):
|
| 266 |
+
"""
|
| 267 |
+
Scale batch of bounding boxes to the target sizes.
|
| 268 |
+
|
| 269 |
+
Args:
|
| 270 |
+
boxes (`torch.Tensor` of shape `(batch_size, num_boxes, 4)`):
|
| 271 |
+
Bounding boxes to scale. Each box is expected to be in (x1, y1, x2, y2) format.
|
| 272 |
+
target_sizes (`list[tuple[int, int]]` or `torch.Tensor` of shape `(batch_size, 2)`):
|
| 273 |
+
Target sizes to scale the boxes to. Each target size is expected to be in (height, width) format.
|
| 274 |
+
|
| 275 |
+
Returns:
|
| 276 |
+
`torch.Tensor` of shape `(batch_size, num_boxes, 4)`: Scaled bounding boxes.
|
| 277 |
+
"""
|
| 278 |
+
|
| 279 |
+
if isinstance(target_sizes, (list, tuple)):
|
| 280 |
+
image_height = torch.tensor([i[0] for i in target_sizes])
|
| 281 |
+
image_width = torch.tensor([i[1] for i in target_sizes])
|
| 282 |
+
elif isinstance(target_sizes, torch.Tensor):
|
| 283 |
+
image_height, image_width = target_sizes.unbind(1)
|
| 284 |
+
else:
|
| 285 |
+
raise TypeError("`target_sizes` must be a list, tuple or torch.Tensor")
|
| 286 |
+
|
| 287 |
+
scale_factor = torch.stack([image_width, image_height, image_width, image_height], dim=1)
|
| 288 |
+
scale_factor = scale_factor.unsqueeze(1).to(boxes.device)
|
| 289 |
+
boxes = boxes * scale_factor
|
| 290 |
+
return boxes
|
| 291 |
+
|
| 292 |
+
|
| 293 |
+
@auto_docstring
|
| 294 |
+
@requires(backends=("torchvision", "torch"))
|
| 295 |
+
class GroundingDinoImageProcessorFast(BaseImageProcessorFast):
|
| 296 |
+
resample = PILImageResampling.BILINEAR
|
| 297 |
+
image_mean = IMAGENET_DEFAULT_MEAN
|
| 298 |
+
image_std = IMAGENET_DEFAULT_STD
|
| 299 |
+
format = AnnotationFormat.COCO_DETECTION
|
| 300 |
+
do_resize = True
|
| 301 |
+
do_rescale = True
|
| 302 |
+
do_normalize = True
|
| 303 |
+
do_pad = True
|
| 304 |
+
size = {"shortest_edge": 800, "longest_edge": 1333}
|
| 305 |
+
default_to_square = False
|
| 306 |
+
model_input_names = ["pixel_values", "pixel_mask"]
|
| 307 |
+
valid_kwargs = GroundingDinoFastImageProcessorKwargs
|
| 308 |
+
|
| 309 |
+
def __init__(self, **kwargs: Unpack[GroundingDinoFastImageProcessorKwargs]) -> None:
|
| 310 |
+
if "pad_and_return_pixel_mask" in kwargs:
|
| 311 |
+
kwargs["do_pad"] = kwargs.pop("pad_and_return_pixel_mask")
|
| 312 |
+
|
| 313 |
+
size = kwargs.pop("size", None)
|
| 314 |
+
if "max_size" in kwargs:
|
| 315 |
+
logger.warning_once(
|
| 316 |
+
"The `max_size` parameter is deprecated and will be removed in v4.26. "
|
| 317 |
+
"Please specify in `size['longest_edge'] instead`.",
|
| 318 |
+
)
|
| 319 |
+
max_size = kwargs.pop("max_size")
|
| 320 |
+
else:
|
| 321 |
+
max_size = None if size is None else 1333
|
| 322 |
+
|
| 323 |
+
size = size if size is not None else {"shortest_edge": 800, "longest_edge": 1333}
|
| 324 |
+
self.size = get_size_dict(size, max_size=max_size, default_to_square=False)
|
| 325 |
+
|
| 326 |
+
# Backwards compatibility
|
| 327 |
+
do_convert_annotations = kwargs.get("do_convert_annotations")
|
| 328 |
+
do_normalize = kwargs.get("do_normalize")
|
| 329 |
+
if do_convert_annotations is None and getattr(self, "do_convert_annotations", None) is None:
|
| 330 |
+
self.do_convert_annotations = do_normalize if do_normalize is not None else self.do_normalize
|
| 331 |
+
|
| 332 |
+
super().__init__(**kwargs)
|
| 333 |
+
|
| 334 |
+
@classmethod
|
| 335 |
+
def from_dict(cls, image_processor_dict: dict[str, Any], **kwargs):
|
| 336 |
+
"""
|
| 337 |
+
Overrides the `from_dict` method from the base class to make sure parameters are updated if image processor is
|
| 338 |
+
created using from_dict and kwargs e.g. `GroundingDinoImageProcessorFast.from_pretrained(checkpoint, size=600,
|
| 339 |
+
max_size=800)`
|
| 340 |
+
"""
|
| 341 |
+
image_processor_dict = image_processor_dict.copy()
|
| 342 |
+
if "max_size" in kwargs:
|
| 343 |
+
image_processor_dict["max_size"] = kwargs.pop("max_size")
|
| 344 |
+
if "pad_and_return_pixel_mask" in kwargs:
|
| 345 |
+
image_processor_dict["pad_and_return_pixel_mask"] = kwargs.pop("pad_and_return_pixel_mask")
|
| 346 |
+
return super().from_dict(image_processor_dict, **kwargs)
|
| 347 |
+
|
| 348 |
+
def prepare_annotation(
|
| 349 |
+
self,
|
| 350 |
+
image: torch.Tensor,
|
| 351 |
+
target: dict,
|
| 352 |
+
format: Optional[AnnotationFormat] = None,
|
| 353 |
+
return_segmentation_masks: Optional[bool] = None,
|
| 354 |
+
masks_path: Optional[Union[str, pathlib.Path]] = None,
|
| 355 |
+
input_data_format: Optional[Union[str, ChannelDimension]] = None,
|
| 356 |
+
) -> dict:
|
| 357 |
+
"""
|
| 358 |
+
Prepare an annotation for feeding into GROUNDING_DINO model.
|
| 359 |
+
"""
|
| 360 |
+
format = format if format is not None else self.format
|
| 361 |
+
|
| 362 |
+
if format == AnnotationFormat.COCO_DETECTION:
|
| 363 |
+
return_segmentation_masks = False if return_segmentation_masks is None else return_segmentation_masks
|
| 364 |
+
target = prepare_coco_detection_annotation(
|
| 365 |
+
image, target, return_segmentation_masks, input_data_format=input_data_format
|
| 366 |
+
)
|
| 367 |
+
elif format == AnnotationFormat.COCO_PANOPTIC:
|
| 368 |
+
return_segmentation_masks = True if return_segmentation_masks is None else return_segmentation_masks
|
| 369 |
+
target = prepare_coco_panoptic_annotation(
|
| 370 |
+
image,
|
| 371 |
+
target,
|
| 372 |
+
masks_path=masks_path,
|
| 373 |
+
return_masks=return_segmentation_masks,
|
| 374 |
+
input_data_format=input_data_format,
|
| 375 |
+
)
|
| 376 |
+
else:
|
| 377 |
+
raise ValueError(f"Format {format} is not supported.")
|
| 378 |
+
return target
|
| 379 |
+
|
| 380 |
+
def resize(
|
| 381 |
+
self,
|
| 382 |
+
image: torch.Tensor,
|
| 383 |
+
size: SizeDict,
|
| 384 |
+
interpolation: Optional["F.InterpolationMode"] = None,
|
| 385 |
+
**kwargs,
|
| 386 |
+
) -> torch.Tensor:
|
| 387 |
+
"""
|
| 388 |
+
Resize the image to the given size. Size can be `min_size` (scalar) or `(height, width)` tuple. If size is an
|
| 389 |
+
int, smaller edge of the image will be matched to this number.
|
| 390 |
+
|
| 391 |
+
Args:
|
| 392 |
+
image (`torch.Tensor`):
|
| 393 |
+
Image to resize.
|
| 394 |
+
size (`SizeDict`):
|
| 395 |
+
Size of the image's `(height, width)` dimensions after resizing. Available options are:
|
| 396 |
+
- `{"height": int, "width": int}`: The image will be resized to the exact size `(height, width)`.
|
| 397 |
+
Do NOT keep the aspect ratio.
|
| 398 |
+
- `{"shortest_edge": int, "longest_edge": int}`: The image will be resized to a maximum size respecting
|
| 399 |
+
the aspect ratio and keeping the shortest edge less or equal to `shortest_edge` and the longest edge
|
| 400 |
+
less or equal to `longest_edge`.
|
| 401 |
+
- `{"max_height": int, "max_width": int}`: The image will be resized to the maximum size respecting the
|
| 402 |
+
aspect ratio and keeping the height less or equal to `max_height` and the width less or equal to
|
| 403 |
+
`max_width`.
|
| 404 |
+
interpolation (`InterpolationMode`, *optional*, defaults to `InterpolationMode.BILINEAR`):
|
| 405 |
+
Resampling filter to use if resizing the image.
|
| 406 |
+
"""
|
| 407 |
+
interpolation = interpolation if interpolation is not None else F.InterpolationMode.BILINEAR
|
| 408 |
+
if size.shortest_edge and size.longest_edge:
|
| 409 |
+
# Resize the image so that the shortest edge or the longest edge is of the given size
|
| 410 |
+
# while maintaining the aspect ratio of the original image.
|
| 411 |
+
new_size = get_size_with_aspect_ratio(
|
| 412 |
+
image.size()[-2:],
|
| 413 |
+
size["shortest_edge"],
|
| 414 |
+
size["longest_edge"],
|
| 415 |
+
)
|
| 416 |
+
elif size.max_height and size.max_width:
|
| 417 |
+
new_size = get_image_size_for_max_height_width(image.size()[-2:], size["max_height"], size["max_width"])
|
| 418 |
+
elif size.height and size.width:
|
| 419 |
+
new_size = (size["height"], size["width"])
|
| 420 |
+
else:
|
| 421 |
+
raise ValueError(
|
| 422 |
+
"Size must contain 'height' and 'width' keys or 'shortest_edge' and 'longest_edge' keys. Got"
|
| 423 |
+
f" {size.keys()}."
|
| 424 |
+
)
|
| 425 |
+
|
| 426 |
+
image = F.resize(
|
| 427 |
+
image,
|
| 428 |
+
size=new_size,
|
| 429 |
+
interpolation=interpolation,
|
| 430 |
+
**kwargs,
|
| 431 |
+
)
|
| 432 |
+
return image
|
| 433 |
+
|
| 434 |
+
def resize_annotation(
|
| 435 |
+
self,
|
| 436 |
+
annotation: dict[str, Any],
|
| 437 |
+
orig_size: tuple[int, int],
|
| 438 |
+
target_size: tuple[int, int],
|
| 439 |
+
threshold: float = 0.5,
|
| 440 |
+
interpolation: Optional["F.InterpolationMode"] = None,
|
| 441 |
+
):
|
| 442 |
+
"""
|
| 443 |
+
Resizes an annotation to a target size.
|
| 444 |
+
|
| 445 |
+
Args:
|
| 446 |
+
annotation (`dict[str, Any]`):
|
| 447 |
+
The annotation dictionary.
|
| 448 |
+
orig_size (`tuple[int, int]`):
|
| 449 |
+
The original size of the input image.
|
| 450 |
+
target_size (`tuple[int, int]`):
|
| 451 |
+
The target size of the image, as returned by the preprocessing `resize` step.
|
| 452 |
+
threshold (`float`, *optional*, defaults to 0.5):
|
| 453 |
+
The threshold used to binarize the segmentation masks.
|
| 454 |
+
resample (`InterpolationMode`, defaults to `F.InterpolationMode.NEAREST_EXACT`):
|
| 455 |
+
The resampling filter to use when resizing the masks.
|
| 456 |
+
"""
|
| 457 |
+
interpolation = interpolation if interpolation is not None else F.InterpolationMode.NEAREST_EXACT
|
| 458 |
+
ratio_height, ratio_width = [target / orig for target, orig in zip(target_size, orig_size)]
|
| 459 |
+
|
| 460 |
+
new_annotation = {}
|
| 461 |
+
new_annotation["size"] = target_size
|
| 462 |
+
|
| 463 |
+
for key, value in annotation.items():
|
| 464 |
+
if key == "boxes":
|
| 465 |
+
boxes = value
|
| 466 |
+
scaled_boxes = boxes * torch.as_tensor(
|
| 467 |
+
[ratio_width, ratio_height, ratio_width, ratio_height], dtype=torch.float32, device=boxes.device
|
| 468 |
+
)
|
| 469 |
+
new_annotation["boxes"] = scaled_boxes
|
| 470 |
+
elif key == "area":
|
| 471 |
+
area = value
|
| 472 |
+
scaled_area = area * (ratio_width * ratio_height)
|
| 473 |
+
new_annotation["area"] = scaled_area
|
| 474 |
+
elif key == "masks":
|
| 475 |
+
masks = value[:, None]
|
| 476 |
+
masks = [F.resize(mask, target_size, interpolation=interpolation) for mask in masks]
|
| 477 |
+
masks = torch.stack(masks).to(torch.float32)
|
| 478 |
+
masks = masks[:, 0] > threshold
|
| 479 |
+
new_annotation["masks"] = masks
|
| 480 |
+
elif key == "size":
|
| 481 |
+
new_annotation["size"] = target_size
|
| 482 |
+
else:
|
| 483 |
+
new_annotation[key] = value
|
| 484 |
+
|
| 485 |
+
return new_annotation
|
| 486 |
+
|
| 487 |
+
def normalize_annotation(self, annotation: dict, image_size: tuple[int, int]) -> dict:
|
| 488 |
+
image_height, image_width = image_size
|
| 489 |
+
norm_annotation = {}
|
| 490 |
+
for key, value in annotation.items():
|
| 491 |
+
if key == "boxes":
|
| 492 |
+
boxes = value
|
| 493 |
+
boxes = corners_to_center_format(boxes)
|
| 494 |
+
boxes /= torch.as_tensor(
|
| 495 |
+
[image_width, image_height, image_width, image_height], dtype=torch.float32, device=boxes.device
|
| 496 |
+
)
|
| 497 |
+
norm_annotation[key] = boxes
|
| 498 |
+
else:
|
| 499 |
+
norm_annotation[key] = value
|
| 500 |
+
return norm_annotation
|
| 501 |
+
|
| 502 |
+
def _update_annotation_for_padded_image(
|
| 503 |
+
self,
|
| 504 |
+
annotation: dict,
|
| 505 |
+
input_image_size: tuple[int, int],
|
| 506 |
+
output_image_size: tuple[int, int],
|
| 507 |
+
padding,
|
| 508 |
+
update_bboxes,
|
| 509 |
+
) -> dict:
|
| 510 |
+
"""
|
| 511 |
+
Update the annotation for a padded image.
|
| 512 |
+
"""
|
| 513 |
+
new_annotation = {}
|
| 514 |
+
new_annotation["size"] = output_image_size
|
| 515 |
+
ratio_height, ratio_width = (input / output for output, input in zip(output_image_size, input_image_size))
|
| 516 |
+
|
| 517 |
+
for key, value in annotation.items():
|
| 518 |
+
if key == "masks":
|
| 519 |
+
masks = value
|
| 520 |
+
masks = F.pad(
|
| 521 |
+
masks,
|
| 522 |
+
padding,
|
| 523 |
+
fill=0,
|
| 524 |
+
)
|
| 525 |
+
masks = safe_squeeze(masks, 1)
|
| 526 |
+
new_annotation["masks"] = masks
|
| 527 |
+
elif key == "boxes" and update_bboxes:
|
| 528 |
+
boxes = value
|
| 529 |
+
boxes *= torch.as_tensor([ratio_width, ratio_height, ratio_width, ratio_height], device=boxes.device)
|
| 530 |
+
new_annotation["boxes"] = boxes
|
| 531 |
+
elif key == "size":
|
| 532 |
+
new_annotation["size"] = output_image_size
|
| 533 |
+
else:
|
| 534 |
+
new_annotation[key] = value
|
| 535 |
+
return new_annotation
|
| 536 |
+
|
| 537 |
+
def pad(
|
| 538 |
+
self,
|
| 539 |
+
image: torch.Tensor,
|
| 540 |
+
padded_size: tuple[int, int],
|
| 541 |
+
annotation: Optional[dict[str, Any]] = None,
|
| 542 |
+
update_bboxes: bool = True,
|
| 543 |
+
fill: int = 0,
|
| 544 |
+
):
|
| 545 |
+
original_size = image.size()[-2:]
|
| 546 |
+
padding_bottom = padded_size[0] - original_size[0]
|
| 547 |
+
padding_right = padded_size[1] - original_size[1]
|
| 548 |
+
if padding_bottom < 0 or padding_right < 0:
|
| 549 |
+
raise ValueError(
|
| 550 |
+
f"Padding dimensions are negative. Please make sure that the padded size is larger than the "
|
| 551 |
+
f"original size. Got padded size: {padded_size}, original size: {original_size}."
|
| 552 |
+
)
|
| 553 |
+
if original_size != padded_size:
|
| 554 |
+
padding = [0, 0, padding_right, padding_bottom]
|
| 555 |
+
image = F.pad(image, padding, fill=fill)
|
| 556 |
+
if annotation is not None:
|
| 557 |
+
annotation = self._update_annotation_for_padded_image(
|
| 558 |
+
annotation, original_size, padded_size, padding, update_bboxes
|
| 559 |
+
)
|
| 560 |
+
|
| 561 |
+
# Make a pixel mask for the image, where 1 indicates a valid pixel and 0 indicates padding.
|
| 562 |
+
pixel_mask = torch.zeros(padded_size, dtype=torch.int64, device=image.device)
|
| 563 |
+
pixel_mask[: original_size[0], : original_size[1]] = 1
|
| 564 |
+
|
| 565 |
+
return image, pixel_mask, annotation
|
| 566 |
+
|
| 567 |
+
@auto_docstring
|
| 568 |
+
def preprocess(
|
| 569 |
+
self,
|
| 570 |
+
images: ImageInput,
|
| 571 |
+
annotations: Optional[Union[AnnotationType, list[AnnotationType]]] = None,
|
| 572 |
+
masks_path: Optional[Union[str, pathlib.Path]] = None,
|
| 573 |
+
**kwargs: Unpack[GroundingDinoFastImageProcessorKwargs],
|
| 574 |
+
) -> BatchFeature:
|
| 575 |
+
r"""
|
| 576 |
+
annotations (`AnnotationType` or `list[AnnotationType]`, *optional*):
|
| 577 |
+
List of annotations associated with the image or batch of images. If annotation is for object
|
| 578 |
+
detection, the annotations should be a dictionary with the following keys:
|
| 579 |
+
- "image_id" (`int`): The image id.
|
| 580 |
+
- "annotations" (`list[Dict]`): List of annotations for an image. Each annotation should be a
|
| 581 |
+
dictionary. An image can have no annotations, in which case the list should be empty.
|
| 582 |
+
If annotation is for segmentation, the annotations should be a dictionary with the following keys:
|
| 583 |
+
- "image_id" (`int`): The image id.
|
| 584 |
+
- "segments_info" (`list[Dict]`): List of segments for an image. Each segment should be a dictionary.
|
| 585 |
+
An image can have no segments, in which case the list should be empty.
|
| 586 |
+
- "file_name" (`str`): The file name of the image.
|
| 587 |
+
masks_path (`str` or `pathlib.Path`, *optional*):
|
| 588 |
+
Path to the directory containing the segmentation masks.
|
| 589 |
+
"""
|
| 590 |
+
if "pad_and_return_pixel_mask" in kwargs:
|
| 591 |
+
kwargs["do_pad"] = kwargs.pop("pad_and_return_pixel_mask")
|
| 592 |
+
logger.warning_once(
|
| 593 |
+
"The `pad_and_return_pixel_mask` argument is deprecated and will be removed in a future version, "
|
| 594 |
+
"use `do_pad` instead."
|
| 595 |
+
)
|
| 596 |
+
|
| 597 |
+
if "max_size" in kwargs:
|
| 598 |
+
logger.warning_once(
|
| 599 |
+
"The `max_size` argument is deprecated and will be removed in a future version, use"
|
| 600 |
+
" `size['longest_edge']` instead."
|
| 601 |
+
)
|
| 602 |
+
kwargs["size"] = kwargs.pop("max_size")
|
| 603 |
+
|
| 604 |
+
return super().preprocess(images, annotations, masks_path, **kwargs)
|
| 605 |
+
|
| 606 |
+
def _preprocess(
|
| 607 |
+
self,
|
| 608 |
+
images: list["torch.Tensor"],
|
| 609 |
+
annotations: Optional[Union[AnnotationType, list[AnnotationType]]],
|
| 610 |
+
masks_path: Optional[Union[str, pathlib.Path]],
|
| 611 |
+
return_segmentation_masks: bool,
|
| 612 |
+
do_resize: bool,
|
| 613 |
+
size: SizeDict,
|
| 614 |
+
interpolation: Optional["F.InterpolationMode"],
|
| 615 |
+
do_rescale: bool,
|
| 616 |
+
rescale_factor: float,
|
| 617 |
+
do_normalize: bool,
|
| 618 |
+
do_convert_annotations: bool,
|
| 619 |
+
image_mean: Optional[Union[float, list[float]]],
|
| 620 |
+
image_std: Optional[Union[float, list[float]]],
|
| 621 |
+
do_pad: bool,
|
| 622 |
+
pad_size: Optional[SizeDict],
|
| 623 |
+
format: Optional[Union[str, AnnotationFormat]],
|
| 624 |
+
return_tensors: Optional[Union[str, TensorType]],
|
| 625 |
+
**kwargs,
|
| 626 |
+
) -> BatchFeature:
|
| 627 |
+
"""
|
| 628 |
+
Preprocess an image or a batch of images so that it can be used by the model.
|
| 629 |
+
"""
|
| 630 |
+
if annotations is not None and isinstance(annotations, dict):
|
| 631 |
+
annotations = [annotations]
|
| 632 |
+
|
| 633 |
+
if annotations is not None and len(images) != len(annotations):
|
| 634 |
+
raise ValueError(
|
| 635 |
+
f"The number of images ({len(images)}) and annotations ({len(annotations)}) do not match."
|
| 636 |
+
)
|
| 637 |
+
|
| 638 |
+
format = AnnotationFormat(format)
|
| 639 |
+
if annotations is not None:
|
| 640 |
+
validate_annotations(format, SUPPORTED_ANNOTATION_FORMATS, annotations)
|
| 641 |
+
|
| 642 |
+
if (
|
| 643 |
+
masks_path is not None
|
| 644 |
+
and format == AnnotationFormat.COCO_PANOPTIC
|
| 645 |
+
and not isinstance(masks_path, (pathlib.Path, str))
|
| 646 |
+
):
|
| 647 |
+
raise ValueError(
|
| 648 |
+
"The path to the directory containing the mask PNG files should be provided as a"
|
| 649 |
+
f" `pathlib.Path` or string object, but is {type(masks_path)} instead."
|
| 650 |
+
)
|
| 651 |
+
|
| 652 |
+
data = {}
|
| 653 |
+
|
| 654 |
+
processed_images = []
|
| 655 |
+
processed_annotations = []
|
| 656 |
+
pixel_masks = [] # Initialize pixel_masks here
|
| 657 |
+
for image, annotation in zip(images, annotations if annotations is not None else [None] * len(images)):
|
| 658 |
+
# prepare (COCO annotations as a list of Dict -> GROUNDING_DINO target as a single Dict per image)
|
| 659 |
+
if annotations is not None:
|
| 660 |
+
annotation = self.prepare_annotation(
|
| 661 |
+
image,
|
| 662 |
+
annotation,
|
| 663 |
+
format,
|
| 664 |
+
return_segmentation_masks=return_segmentation_masks,
|
| 665 |
+
masks_path=masks_path,
|
| 666 |
+
input_data_format=ChannelDimension.FIRST,
|
| 667 |
+
)
|
| 668 |
+
|
| 669 |
+
if do_resize:
|
| 670 |
+
resized_image = self.resize(image, size=size, interpolation=interpolation)
|
| 671 |
+
if annotations is not None:
|
| 672 |
+
annotation = self.resize_annotation(
|
| 673 |
+
annotation,
|
| 674 |
+
orig_size=image.size()[-2:],
|
| 675 |
+
target_size=resized_image.size()[-2:],
|
| 676 |
+
)
|
| 677 |
+
image = resized_image
|
| 678 |
+
# Fused rescale and normalize
|
| 679 |
+
image = self.rescale_and_normalize(image, do_rescale, rescale_factor, do_normalize, image_mean, image_std)
|
| 680 |
+
if do_convert_annotations and annotations is not None:
|
| 681 |
+
annotation = self.normalize_annotation(annotation, get_image_size(image, ChannelDimension.FIRST))
|
| 682 |
+
|
| 683 |
+
processed_images.append(image)
|
| 684 |
+
processed_annotations.append(annotation)
|
| 685 |
+
images = processed_images
|
| 686 |
+
annotations = processed_annotations if annotations is not None else None
|
| 687 |
+
|
| 688 |
+
if do_pad:
|
| 689 |
+
# depends on all resized image shapes so we need another loop
|
| 690 |
+
if pad_size is not None:
|
| 691 |
+
padded_size = (pad_size.height, pad_size.width)
|
| 692 |
+
else:
|
| 693 |
+
padded_size = get_max_height_width(images)
|
| 694 |
+
|
| 695 |
+
padded_images = []
|
| 696 |
+
padded_annotations = []
|
| 697 |
+
for image, annotation in zip(images, annotations if annotations is not None else [None] * len(images)):
|
| 698 |
+
# Pads images and returns their mask: {'pixel_values': ..., 'pixel_mask': ...}
|
| 699 |
+
if padded_size == image.size()[-2:]:
|
| 700 |
+
padded_images.append(image)
|
| 701 |
+
pixel_masks.append(torch.ones(padded_size, dtype=torch.int64, device=image.device))
|
| 702 |
+
padded_annotations.append(annotation)
|
| 703 |
+
continue
|
| 704 |
+
image, pixel_mask, annotation = self.pad(
|
| 705 |
+
image, padded_size, annotation=annotation, update_bboxes=do_convert_annotations
|
| 706 |
+
)
|
| 707 |
+
padded_images.append(image)
|
| 708 |
+
padded_annotations.append(annotation)
|
| 709 |
+
pixel_masks.append(pixel_mask)
|
| 710 |
+
images = padded_images
|
| 711 |
+
annotations = padded_annotations if annotations is not None else None
|
| 712 |
+
data.update({"pixel_mask": torch.stack(pixel_masks, dim=0)})
|
| 713 |
+
|
| 714 |
+
data.update({"pixel_values": torch.stack(images, dim=0)})
|
| 715 |
+
encoded_inputs = BatchFeature(data, tensor_type=return_tensors)
|
| 716 |
+
if annotations is not None:
|
| 717 |
+
encoded_inputs["labels"] = [
|
| 718 |
+
BatchFeature(annotation, tensor_type=return_tensors) for annotation in annotations
|
| 719 |
+
]
|
| 720 |
+
return encoded_inputs
|
| 721 |
+
|
| 722 |
+
def post_process_object_detection(
|
| 723 |
+
self,
|
| 724 |
+
outputs: "GroundingDinoObjectDetectionOutput",
|
| 725 |
+
threshold: float = 0.1,
|
| 726 |
+
target_sizes: Optional[Union[TensorType, list[tuple]]] = None,
|
| 727 |
+
):
|
| 728 |
+
"""
|
| 729 |
+
Converts the raw output of [`GroundingDinoForObjectDetection`] into final bounding boxes in (top_left_x, top_left_y,
|
| 730 |
+
bottom_right_x, bottom_right_y) format.
|
| 731 |
+
|
| 732 |
+
Args:
|
| 733 |
+
outputs ([`GroundingDinoObjectDetectionOutput`]):
|
| 734 |
+
Raw outputs of the model.
|
| 735 |
+
threshold (`float`, *optional*, defaults to 0.1):
|
| 736 |
+
Score threshold to keep object detection predictions.
|
| 737 |
+
target_sizes (`torch.Tensor` or `list[tuple[int, int]]`, *optional*):
|
| 738 |
+
Tensor of shape `(batch_size, 2)` or list of tuples (`tuple[int, int]`) containing the target size
|
| 739 |
+
`(height, width)` of each image in the batch. If unset, predictions will not be resized.
|
| 740 |
+
|
| 741 |
+
Returns:
|
| 742 |
+
`list[Dict]`: A list of dictionaries, each dictionary containing the following keys:
|
| 743 |
+
- "scores": The confidence scores for each predicted box on the image.
|
| 744 |
+
- "labels": Indexes of the classes predicted by the model on the image.
|
| 745 |
+
- "boxes": Image bounding boxes in (top_left_x, top_left_y, bottom_right_x, bottom_right_y) format.
|
| 746 |
+
"""
|
| 747 |
+
batch_logits, batch_boxes = outputs.logits, outputs.pred_boxes
|
| 748 |
+
batch_size = len(batch_logits)
|
| 749 |
+
|
| 750 |
+
if target_sizes is not None and len(target_sizes) != batch_size:
|
| 751 |
+
raise ValueError("Make sure that you pass in as many target sizes as images")
|
| 752 |
+
|
| 753 |
+
# batch_logits of shape (batch_size, num_queries, num_classes)
|
| 754 |
+
batch_class_logits = torch.max(batch_logits, dim=-1)
|
| 755 |
+
batch_scores = torch.sigmoid(batch_class_logits.values)
|
| 756 |
+
batch_labels = batch_class_logits.indices
|
| 757 |
+
|
| 758 |
+
# Convert to [x0, y0, x1, y1] format
|
| 759 |
+
batch_boxes = center_to_corners_format(batch_boxes)
|
| 760 |
+
|
| 761 |
+
# Convert from relative [0, 1] to absolute [0, height] coordinates
|
| 762 |
+
if target_sizes is not None:
|
| 763 |
+
batch_boxes = _scale_boxes(batch_boxes, target_sizes)
|
| 764 |
+
|
| 765 |
+
results = []
|
| 766 |
+
for scores, labels, boxes in zip(batch_scores, batch_labels, batch_boxes):
|
| 767 |
+
keep = scores > threshold
|
| 768 |
+
scores = scores[keep]
|
| 769 |
+
labels = labels[keep]
|
| 770 |
+
boxes = boxes[keep]
|
| 771 |
+
results.append({"scores": scores, "labels": labels, "boxes": boxes})
|
| 772 |
+
|
| 773 |
+
return results
|
| 774 |
+
|
| 775 |
+
|
| 776 |
+
__all__ = ["GroundingDinoImageProcessorFast"]
|