// Centered white circle ctx.strokeStyle = '#FFF'; ctx.lineWidth = 5; ctx.beginPath(); ctx.arc(W/2, H/2, W/4, 0, Math.PI * 2); ctx.stroke();
int W = 847, H = 847; using var bitmap = new SKBitmap(W, H, true); using var canvas = new SKCanvas(bitmap); 847 create an image full
// Gradient fill (full‑canvas) const gradient = ctx.createLinearGradient(0, 0, W, H); gradient.addColorStop(0, 'rgb(0,128,255)'); gradient.addColorStop(1, 'rgb(255,128,0)'); ctx.fillStyle = gradient; ctx.fillRect(0, 0, W, H); // Centered white circle ctx
W, H = 847, 847 # Create an empty BGR image (3 channels) img = np.zeros((H, W, 3), dtype=np.uint8) ctx.lineWidth = 5
# Draw a white circle cv2.circle(img, (W//2, H//2), W//4, (255,255,255), thickness=5)
# 2️⃣ Allocate full canvas (filled with transparent black) canvas = Image.new(MODE, (WIDTH, HEIGHT), (0, 0, 0, 0))