Video Platform Audio Track And Language Dubbing Text Downloader

function processImage(originalImg, subtitleText = "Language Dub Translator Download Text By", platformName = "Video Platform Audio Track") {
    const canvas = document.createElement('canvas');
    canvas.width = originalImg.width;
    canvas.height = originalImg.height;
    const ctx = canvas.getContext('2d');
    
    // Draw the original image as the background (video frame)
    ctx.drawImage(originalImg, 0, 0);
    
    // Calculate proportional sizes based on image dimensions
    const minDim = Math.min(canvas.width, canvas.height);
    const fontSize = Math.max(16, minDim * 0.05);
    
    // Draw top bar for the platform/audio track info
    ctx.fillStyle = 'rgba(0, 0, 0, 0.6)';
    ctx.fillRect(0, 0, canvas.width, fontSize * 2.5);
    
    ctx.font = `${fontSize * 0.8}px Arial, sans-serif`;
    ctx.textAlign = 'left';
    ctx.textBaseline = 'middle';
    ctx.fillStyle = 'white';
    ctx.fillText(platformName, fontSize * 0.5, fontSize * 1.25);
    
    // Draw a mock video player play button in the center
    const centerX = canvas.width / 2;
    const centerY = canvas.height / 2;
    const buttonRadius = minDim * 0.1;
    
    ctx.fillStyle = 'rgba(0, 0, 0, 0.6)';
    ctx.beginPath();
    ctx.arc(centerX, centerY, buttonRadius, 0, 2 * Math.PI);
    ctx.fill();
    
    ctx.fillStyle = 'rgba(255, 255, 255, 0.9)';
    ctx.beginPath();
    const triSize = buttonRadius * 0.5;
    ctx.moveTo(centerX - triSize * 0.5, centerY - triSize);
    ctx.lineTo(centerX + triSize, centerY);
    ctx.lineTo(centerX - triSize * 0.5, centerY + triSize);
    ctx.closePath();
    ctx.fill();
    
    // Draw bottom bar for the player UI
    ctx.fillStyle = 'rgba(0, 0, 0, 0.5)';
    ctx.fillRect(0, canvas.height - fontSize * 3, canvas.width, fontSize * 3);
    
    // Draw a fake progress bar
    ctx.fillStyle = 'rgba(255, 255, 255, 0.3)';
    ctx.fillRect(fontSize * 0.5, canvas.height - fontSize * 2, canvas.width - fontSize, fontSize * 0.2);
    ctx.fillStyle = '#ff0000';
    ctx.fillRect(fontSize * 0.5, canvas.height - fontSize * 2, (canvas.width - fontSize) * 0.35, fontSize * 0.2); // 35% progress
    
    // Draw subtitle/dubbing text
    ctx.font = `bold ${fontSize}px Arial, sans-serif`;
    ctx.textAlign = 'center';
    ctx.textBaseline = 'bottom';
    
    const subtitleY = canvas.height - fontSize * 3.5;
    
    // Stroke (outline) for subtitle readability
    ctx.lineWidth = Math.max(1, fontSize * 0.15);
    ctx.strokeStyle = 'black';
    ctx.strokeText(subtitleText, canvas.width / 2, subtitleY);
    
    // Fill text for subtitle
    ctx.fillStyle = 'yellow';
    ctx.fillText(subtitleText, canvas.width / 2, subtitleY);
    
    return canvas;
}