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<!DOCTYPE html> |
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<html lang="en"> |
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<head> |
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<meta charset="UTF-8"> |
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<meta name="viewport" content="width=device-width, initial-scale=1.0"> |
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<title>Upload and Process Image</title> |
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<style> |
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#processedImage img { |
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max-width: 100%; |
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max-height: 400px; |
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} |
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#loadingSpinner { |
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display: none; |
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} |
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.loader { |
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border: 4px solid #f3f3f3; |
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border-top: 4px solid #3498db; |
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border-radius: 50%; |
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width: 30px; |
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height: 30px; |
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animation: spin 1s linear infinite; |
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margin: 20px auto; |
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} |
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@keyframes spin { |
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0% { transform: rotate(0deg); } |
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100% { transform: rotate(360deg); } |
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} |
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</style> |
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</head> |
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<body> |
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<h1>Upload and Process Image</h1> |
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<form id="uploadForm" action="/upload/" method="post" enctype="multipart/form-data"> |
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<label for="file">Select Image:</label><br> |
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<input type="file" id="file" name="file" accept="image/*" required><br><br> |
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<label for="top">Top:</label><br> |
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<input type="number" id="top" name="top" value="200" required><br><br> |
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<label for="bottom">Bottom:</label><br> |
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<input type="number" id="bottom" name="bottom" value="200" required><br><br> |
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<label for="left">Left:</label><br> |
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<input type="number" id="left" name="left" value="200" required><br><br> |
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<label for="right">Right:</label><br> |
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<input type="number" id="right" name="right" value="200" required><br><br> |
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<button type="submit" onclick="uploadAndProcessImage()">Upload and Process Image</button> |
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</form> |
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<div id="loadingSpinner" class="loader"></div> |
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<div id="processedImage"></div> |
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<script> |
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async function uploadAndProcessImage() { |
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event.preventDefault(); |
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const form = document.getElementById('uploadForm'); |
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const formData = new FormData(form); |
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document.getElementById('loadingSpinner').style.display = 'block'; |
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document.getElementById('processedImage').innerHTML = ''; |
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const response = await fetch('/upload/', { |
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method: 'POST', |
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body: formData |
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}); |
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document.getElementById('loadingSpinner').style.display = 'none'; |
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if (response.ok) { |
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const processedImage = await response.blob(); |
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const imageUrl = URL.createObjectURL(processedImage); |
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document.getElementById('processedImage').innerHTML = `<img src="${imageUrl}" alt="Processed Image">`; |
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} else { |
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alert('Error processing image'); |
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} |
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} |
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</script> |
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</body> |
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</html> |
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