public static void SaveGIF(this Image img, Stream stream, GIFQuality quality) { if (quality == GIFQuality.Default) { img.Save(stream, ImageFormat.Gif); } else { Quantizer quantizer; switch (quality) { case GIFQuality.Grayscale: quantizer = new GrayscaleQuantizer(); break; case GIFQuality.Bit4: quantizer = new OctreeQuantizer(15, 4); break; case GIFQuality.Bit8: default: quantizer = new OctreeQuantizer(255, 4); break; } using (Bitmap quantized = quantizer.Quantize(img)) { quantized.Save(stream, ImageFormat.Gif); } } }
public static void SaveGIF(this Image img, Stream stream, GIFQuality quality) { if (quality == GIFQuality.Default) { img.Save(stream, ImageFormat.Gif); } else { Quantizer quantizer; switch (quality) { case GIFQuality.Grayscale: quantizer = new GrayscaleQuantizer(); break; case GIFQuality.Bit4: quantizer = new OctreeQuantizer(15, 4); break; default: case GIFQuality.Bit8: quantizer = new OctreeQuantizer(255, 4); break; } using (Bitmap quantized = quantizer.Quantize(img)) { quantized.Save(stream, ImageFormat.Gif); } } }