|
<!DOCTYPE html> |
|
<html lang="en"> |
|
<head> |
|
<meta charset="UTF-8"> |
|
<meta name="viewport" content="width=device-width, initial-scale=1.0"> |
|
<title>Image Format Converter</title> |
|
</head> |
|
<body> |
|
<h1>Image Format Converter</h1> |
|
|
|
<form id="imageForm"> |
|
<label for="imageInput">Select an Image:</label> |
|
<input type="file" id="imageInput" accept="image/*" required> |
|
|
|
<p id="formatInfo">Detected Format: <span id="formatDisplay"></span></p> |
|
|
|
<label for="targetFormat">Choose Target Format:</label> |
|
<select id="targetFormat" required> |
|
<option value="image/jpeg">JPEG</option> |
|
<option value="image/png">PNG</option> |
|
|
|
</select> |
|
|
|
<button type="button" onclick="convertImage()">Convert</button> |
|
|
|
<a id="downloadLink" style="display: none" download="converted_image">Download Converted Image</a> |
|
</form> |
|
|
|
<script> |
|
function convertImage() { |
|
const input = document.getElementById('imageInput'); |
|
const targetFormat = document.getElementById('targetFormat').value; |
|
const formatDisplay = document.getElementById('formatDisplay'); |
|
const downloadLink = document.getElementById('downloadLink'); |
|
|
|
if (input.files.length > 0) { |
|
const file = input.files[0]; |
|
|
|
|
|
formatDisplay.textContent = file.type; |
|
|
|
|
|
const reader = new FileReader(); |
|
reader.onload = function (e) { |
|
const img = new Image(); |
|
img.onload = function () { |
|
const canvas = document.createElement('canvas'); |
|
canvas.width = img.width; |
|
canvas.height = img.height; |
|
|
|
const ctx = canvas.getContext('2d'); |
|
ctx.drawImage(img, 0, 0); |
|
|
|
canvas.toBlob(function (blob) { |
|
const url = URL.createObjectURL(blob); |
|
downloadLink.href = url; |
|
downloadLink.style.display = 'block'; |
|
}, targetFormat); |
|
}; |
|
|
|
img.src = e.target.result; |
|
}; |
|
|
|
reader.readAsDataURL(file); |
|
} |
|
} |
|
</script> |
|
</body> |
|
</html> |
|
|
