nielsr HF staff commited on
Commit
c6715f5
1 Parent(s): cc12a6e

Update to image processor

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  1. README.md +7 -8
README.md CHANGED
@@ -37,7 +37,7 @@ You can use the raw model for object detection. See the [model hub](https://hugg
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  Here is how to use this model:
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  ```python
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- from transformers import DetrFeatureExtractor, DetrForObjectDetection
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  import torch
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  from PIL import Image
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  import requests
@@ -45,24 +45,23 @@ import requests
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  url = "http://images.cocodataset.org/val2017/000000039769.jpg"
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  image = Image.open(requests.get(url, stream=True).raw)
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- feature_extractor = DetrFeatureExtractor.from_pretrained("facebook/detr-resnet-101")
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  model = DetrForObjectDetection.from_pretrained("facebook/detr-resnet-101")
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- inputs = feature_extractor(images=image, return_tensors="pt")
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  outputs = model(**inputs)
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  # convert outputs (bounding boxes and class logits) to COCO API
 
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  target_sizes = torch.tensor([image.size[::-1]])
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- results = feature_extractor.post_process(outputs, target_sizes=target_sizes)[0]
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  for score, label, box in zip(results["scores"], results["labels"], results["boxes"]):
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  box = [round(i, 2) for i in box.tolist()]
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- # let's only keep detections with score > 0.9
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- if score > 0.9:
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- print(
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  f"Detected {model.config.id2label[label.item()]} with confidence "
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  f"{round(score.item(), 3)} at location {box}"
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- )
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  ```
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  This should output (something along the lines of):
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  ```
 
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  Here is how to use this model:
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  ```python
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+ from transformers import DetrImageProcessor, DetrForObjectDetection
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  import torch
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  from PIL import Image
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  import requests
 
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  url = "http://images.cocodataset.org/val2017/000000039769.jpg"
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  image = Image.open(requests.get(url, stream=True).raw)
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+ processor = DetrImageProcessor.from_pretrained("facebook/detr-resnet-101")
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  model = DetrForObjectDetection.from_pretrained("facebook/detr-resnet-101")
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+ inputs = processor(images=image, return_tensors="pt")
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  outputs = model(**inputs)
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  # convert outputs (bounding boxes and class logits) to COCO API
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+ # let's only keep detections with score > 0.9
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  target_sizes = torch.tensor([image.size[::-1]])
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+ results = processor.post_process_object_detection(outputs, target_sizes=target_sizes, threshold=0.9)[0]
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  for score, label, box in zip(results["scores"], results["labels"], results["boxes"]):
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  box = [round(i, 2) for i in box.tolist()]
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+ print(
 
 
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  f"Detected {model.config.id2label[label.item()]} with confidence "
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  f"{round(score.item(), 3)} at location {box}"
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+ )
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  ```
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  This should output (something along the lines of):
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  ```