public void Save_a_valid_raw_image(int width, int height, bool withAlpha)
{
_sciterImage = SciterImage.Create(width, height, withAlpha);
var buffer = _sciterImage.Save(ImageEncoding.Raw);
Assert.NotNull(_sciterImage);
Assert.AreEqual(width * height * 4, buffer.Length);
Assert.AreEqual(withAlpha ? 0 : 255, buffer[3]);
}
protected override bool OnScriptCall(SciterElement se, string name, SciterValue[] args, out SciterValue result)
{
var r = new SciterImage(args[0]);
var b = r.Save(SciterXGraphics.SCITER_IMAGE_ENCODING.SCITER_IMAGE_ENCODING_PNG);
File.WriteAllBytes("d:/test.png", b);
result = null;
return(true);
}
public void Create_and_clear_image(byte r, byte g, byte b, byte alpha)
{
_sciterImage = SciterImage.Create(1, 1, true);
_sciterImage.Clear(SciterColor.Create(r: r, g: g, b: b, alpha: alpha));
var buffer = _sciterImage.Save(ImageEncoding.Raw);
Assert.NotNull(_sciterImage);
Assert.AreEqual(1 * 1 * 4, buffer.Length);
Assert.AreEqual(new byte[] { (byte)(r / (byte.MaxValue / alpha)), (byte)(g / (byte.MaxValue / alpha)), (byte)(b / (byte.MaxValue / alpha)), alpha }, buffer);
}
public void Saves_a_valid_webp_image_in_riff_format()
{
_sciterImage = SciterImage.Create(10, 10, false);
var buffer = _sciterImage.Save(ImageEncoding.WebP);
var headerBuffer = new byte[4];
Array.Copy(buffer, headerBuffer, Math.Min(headerBuffer.Length, buffer.Length));
Assert.NotNull(_sciterImage);
Assert.GreaterOrEqual(buffer.Length, headerBuffer.Length);
Assert.AreEqual(System.Text.Encoding.UTF8.GetBytes("RIFF"), headerBuffer);
}
public void Save_a_valid_jpg_image_in_jfif_format()
{
_sciterImage = SciterImage.Create(10, 10, false);
var buffer = _sciterImage.Save(ImageEncoding.Jpg);
var headerBuffer = new byte[4];
Array.Copy(buffer, headerBuffer, Math.Min(headerBuffer.Length, buffer.Length));
Assert.NotNull(_sciterImage);
Assert.GreaterOrEqual(buffer.Length, headerBuffer.Length);
Assert.AreEqual(new byte[] { 255, 216, 255, 224 }, headerBuffer);
}
public void Save_a_valid_png_image()
{
_sciterImage = SciterImage.Create(10, 10, false);
var buffer = _sciterImage.Save(ImageEncoding.Png);
var headerBuffer = new byte[8];
Array.Copy(buffer, headerBuffer, Math.Min(headerBuffer.Length, buffer.Length));
Assert.NotNull(_sciterImage);
Assert.GreaterOrEqual(buffer.Length, headerBuffer.Length);
Assert.AreEqual(new byte[] { 137, 80, 78, 71, 13, 10, 26, 10 }, headerBuffer);
}
