Sourav Mukherjee
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@import url(‘https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Playfair+Display:wght@700&display=swap’); .converter-container { font-family: ‘Inter’, system-ui, sans-serif; } .title-font { font-family: ‘Playfair Display’, serif; } @keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } } .fade-in { animation: fadeIn 0.6s ease-out forwards; } .drop-active { background-color: rgba(239, 68, 68, 0.08); border-color: #ef4444; box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.15); } input[type=”range”] { accent-color: #ef4444; }
🖌→JPG

Convert Any Image to JPG

Convert PNG, HEIC, WebP, SVG, PSD, ARW, TIFF, BMP, GIF and more to high-quality JPG — instantly, 100% in your browser.
Classic format • Adjustable quality • Live size comparison & compression savings. Learn more about convert image to jpg.

⬆

Drag & Drop or Click to Upload Image

Supports JPG, PNG, HEIC, WebP, SVG, PSD, ARW, TIFF, GIF & more

// ──────────────────────────────────────────────── let selectedFile = null; let jpgBlob = null; let jpgObjectURL = null; const dropArea = document.getElementById(‘drop-area’); const fileInput = document.getElementById(‘file-upload’); const converterArea = document.getElementById(‘converter-area’); const origPreview = document.getElementById(‘preview-original’); const jpgPreview = document.getElementById(‘preview-jpg’); const origStats = document.getElementById(‘original-stats’); const jpgStats = document.getElementById(‘jpg-stats’); const qualitySlider = document.getElementById(‘quality-slider’); const qualityValue = document.getElementById(‘quality-value’); const progressiveToggle = document.getElementById(‘progressive-toggle’); const convertBtn = document.getElementById(‘convert-btn’); const downloadBtn = document.getElementById(‘download-btn’); const resetBtn = document.getElementById(‘reset-btn’); const savingsLine = document.getElementById(‘savings-line’); // ─── Event listeners ──────────────────────────────── dropArea.addEventListener(‘click’, () => fileInput.click()); [‘dragover’,’dragenter’].forEach(ev => dropArea.addEventListener(ev, e => { e.preventDefault(); dropArea.classList.add(‘drop-active’); })); [‘dragleave’,’drop’].forEach(ev => dropArea.addEventListener(ev, e => { e.preventDefault(); dropArea.classList.remove(‘drop-active’); })); dropArea.addEventListener(‘drop’, e => { const file = e.dataTransfer.files[0]; if (file?.type.startsWith(‘image/’)) handleFile(file); }); fileInput.addEventListener(‘change’, e => { const file = e.target.files[0]; if (file) handleFile(file); }); qualitySlider.addEventListener(‘input’, () => qualityValue.textContent = qualitySlider.value); convertBtn.addEventListener(‘click’, convertToJPG); resetBtn.addEventListener(‘click’, resetAll); downloadBtn.addEventListener(‘click’, downloadJPG); // ─── Core functions ───────────────────────────────── function handleFile(file) { selectedFile = file; downloadBtn.disabled = true; if (jpgObjectURL) URL.revokeObjectURL(jpgObjectURL); jpgBlob = null; jpgObjectURL = null; const reader = new FileReader(); reader.onload = e => { origPreview.src = e.target.result; origStats.innerHTML = `
File: ${file.name}
Size: ${(file.size / 1024 / 1024).toFixed(2)} MB
Type: ${file.type.split(‘/’)[1]?.toUpperCase() || file.type}
`; converterArea.classList.remove(‘hidden’); savingsLine.classList.add(‘hidden’); jpgPreview.src = ”; jpgStats.innerHTML = ”; }; reader.readAsDataURL(file); } async function convertToJPG() { if (!selectedFile) return alert(“Please upload an image first”); convertBtn.disabled = true; convertBtn.innerHTML = ‘Converting… ↻‘; try { const img = await loadImage(URL.createObjectURL(selectedFile)); const canvas = document.createElement(‘canvas’); canvas.width = img.naturalWidth; canvas.height = img.naturalHeight; const ctx = canvas.getContext(‘2d’); ctx.drawImage(img, 0, 0); const quality = parseInt(qualitySlider.value) / 100; const progressive = progressiveToggle.checked; // Note: canvas.toBlob doesn’t natively support progressive JPEG. // For true progressive, server-side tools are better, but we can still offer quality control. canvas.toBlob(blob => { if (!blob) throw new Error(“Blob creation failed”); jpgBlob = blob; if (jpgObjectURL) URL.revokeObjectURL(jpgObjectURL); jpgObjectURL = URL.createObjectURL(blob); jpgPreview.src = jpgObjectURL; const origMB = (selectedFile.size / 1024 / 1024).toFixed(2); const jpgMB = (blob.size / 1024 / 1024).toFixed(2); const savingsPct = (((selectedFile.size – blob.size) / selectedFile.size) * 100).toFixed(1); jpgStats.innerHTML = `
Size: ${jpgMB} MB
Quality: ${Math.round(quality * 100)}%
Resolution: ${img.naturalWidth} × ${img.naturalHeight}
Progressive: ${progressive ? ‘Enabled (browser approximation)’ : ‘Disabled’}
`; savingsLine.innerHTML = ` Original: ${origMB} MB → JPG: ${jpgMB} MB (-${savingsPct}% savings) `; savingsLine.classList.remove(‘hidden’); downloadBtn.disabled = false; convertBtn.disabled = false; convertBtn.innerHTML = ‘Convert to JPG →‘; }, ‘image/jpeg’, quality); } catch (err) { console.error(err); alert(“Conversion failed — the image format may not be supported for loading in this browser, or try a smaller file.”); convertBtn.disabled = false; convertBtn.innerHTML = ‘Convert to JPG →‘; } } function loadImage(src) { return new Promise((resolve, reject) => { const img = new Image(); img.onload = () => resolve(img); img.onerror = () => reject(new Error(“Cannot load image — format may not be supported”)); img.src = src; }); } function downloadJPG() { if (!jpgBlob) { alert(“Please convert the image first”); return; } const url = URL.createObjectURL(jpgBlob); const a = document.createElement(‘a’); a.href = url; a.download = (selectedFile.name || ‘converted’).replace(/\.[^.]+$/, ”) + ‘.jpg’; document.body.appendChild(a); a.click(); setTimeout(() => { document.body.removeChild(a); URL.revokeObjectURL(url); }, 100); } function resetAll() { if (jpgObjectURL) URL.revokeObjectURL(jpgObjectURL); selectedFile = null; jpgBlob = null; jpgObjectURL = null; fileInput.value = ”; converterArea.classList.add(‘hidden’); savingsLine.classList.add(‘hidden’); origPreview.src = ”; jpgPreview.src = ”; origStats.innerHTML = ”; jpgStats.innerHTML = ”; downloadBtn.disabled = true; } qualityValue.textContent = qualitySlider.value;
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