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| import gradio as gr | |
| import torch | |
| from torch import nn | |
| from torchvision import models, transforms | |
| from huggingface_hub import hf_hub_download | |
| from PIL import Image | |
| import requests | |
| import base64 | |
| from io import BytesIO | |
| # Define the number of classes | |
| num_classes = 2 # Update with the actual number of classes in your dataset (e.g., 2 for healthy and anomalous) | |
| # Download model from Hugging Face | |
| def download_model(): | |
| model_path = hf_hub_download(repo_id="jays009/Restnet50", filename="pytorch_model.bin") | |
| return model_path | |
| # Load the model from Hugging Face | |
| def load_model(model_path): | |
| model = models.resnet50(pretrained=False) # Set pretrained=False because you're loading custom weights | |
| model.fc = nn.Linear(model.fc.in_features, num_classes) # Adjust for the number of classes in your dataset | |
| model.load_state_dict(torch.load(model_path, map_location=torch.device("cpu"))) # Load model on CPU for compatibility | |
| model.eval() # Set to evaluation mode | |
| return model | |
| # Download the model and load it | |
| model_path = download_model() # Downloads the model from Hugging Face Hub | |
| model = load_model(model_path) | |
| # Define the transformation for the input image | |
| transform = transforms.Compose([ | |
| transforms.Resize(256), # Resize the image to 256x256 | |
| transforms.CenterCrop(224), # Crop the image to 224x224 | |
| transforms.ToTensor(), # Convert the image to a Tensor | |
| transforms.Normalize([0.485, 0.456, 0.406], [0.229, 0.224, 0.225]), # Normalize the image (ImageNet mean and std) | |
| ]) | |
| def predict(image): | |
| # Check if the input contains a base64-encoded string | |
| if isinstance(image, dict) and image.get("data"): | |
| # Decode the base64 string into a PIL image | |
| image_data = base64.b64decode(image["data"]) | |
| image = Image.open(BytesIO(image_data)) | |
| # Apply your existing transformations | |
| image = transform(image).unsqueeze(0) # Transform and add batch dimension | |
| image = image.to(torch.device("cuda" if torch.cuda.is_available() else "cpu")) | |
| # Perform inference | |
| with torch.no_grad(): | |
| outputs = model(image) | |
| predicted_class = torch.argmax(outputs, dim=1).item() | |
| # Create a response based on the predicted class | |
| if predicted_class == 0: | |
| return "The photo you've sent is of fall army worm with problem ID 126." | |
| elif predicted_class == 1: | |
| return "The photo you've sent is of a healthy maize image." | |
| else: | |
| return "Unexpected class prediction." | |
| # Create the Gradio interface | |
| iface = gr.Interface( | |
| fn=predict, # Function for prediction | |
| inputs=gr.Image(type="pil"), # Image input | |
| outputs=gr.Textbox(), # Output: Predicted class | |
| live=True, # Updates as the user uploads an image | |
| title="Maize Anomaly Detection", | |
| description="Upload an image of maize to detect anomalies like disease or pest infestation. You can provide local paths, URLs, or base64-encoded images." | |
| ) | |
| # Launch the Gradio interface | |
| iface.launch(share=True) | |