ReadColorTable() public static method

public static ReadColorTable ( Stream stream, int size ) : ScreenToGif.ImageUtil.Decoder.GifColor[]
stream Stream
size int
return ScreenToGif.ImageUtil.Decoder.GifColor[]
GifHelpers Class Documentation
Example #1
0
        private void Read(Stream stream, IEnumerable <GifExtension> controlExtensions, bool metadataOnly)
        {
            // Note: at this point, the Image Separator (0x2C) has already been read

            Descriptor = GifImageDescriptor.ReadImageDescriptor(stream);

            if (Descriptor.HasLocalColorTable)
            {
                LocalColorTable = GifHelpers.ReadColorTable(stream, Descriptor.LocalColorTableSize);
            }

            ImageData  = GifImageData.ReadImageData(stream, metadataOnly);
            Extensions = controlExtensions.ToList().AsReadOnly();
        }
Example #2
0
        private void Read(Stream stream, bool metadataOnly)
        {
            Header = GifHeader.ReadHeader(stream);

            if (Header.LogicalScreenDescriptor.HasGlobalColorTable)
            {
                GlobalColorTable = GifHelpers.ReadColorTable(stream, Header.LogicalScreenDescriptor.GlobalColorTableSize);
            }

            ReadFrames(stream, metadataOnly);

            var netscapeExtension = Extensions.OfType <GifApplicationExtension>()
                                    .FirstOrDefault(GifHelpers.IsNetscapeExtension);

            if (netscapeExtension != null)
            {
                RepeatCount = GifHelpers.GetRepeatCount(netscapeExtension);
            }
            else
            {
                RepeatCount = 1;
            }
        }