Exemple #1
0
        public override ImageData Read(IBinaryStream file, ImageMetaData info)
        {
            var           meta = (TxMetaData)info;
            PixelFormat   format;
            BitmapPalette palette = null;

            if (24 == info.BPP)
            {
                format = PixelFormats.Bgr24;
            }
            else if (32 == info.BPP)
            {
                format = PixelFormats.Bgra32;
            }
            else if (16 == info.BPP)
            {
                format = PixelFormats.Bgr555;
            }
            else if (8 == info.BPP)
            {
                format        = PixelFormats.Indexed8;
                file.Position = 0x36;
                palette       = ReadPalette(file.AsStream, meta.Colors);
            }
            else
            {
                throw new InvalidFormatException();
            }
            var reader = new TxReader(file, meta);
            var pixels = reader.Unpack();

            return(ImageData.CreateFlipped(info, format, palette, pixels, reader.Stride));
        }
Exemple #2
0
        protected override ImageData GetImageData()
        {
            m_input.Position = 4;
            var info = new TxMetaData {
                BPP = 8, Colors = 0x100
            };

            this.Info       = info;
            info.Stride     = m_input.ReadUInt16();
            info.Height     = m_input.ReadUInt16();
            info.Width      = (uint)info.Stride;
            info.DataOffset = m_input.Position;
            var reader = new TxReader(m_input, info);
            var pixels = reader.Unpack();

            return(ImageData.CreateFlipped(Info, PixelFormats.Indexed8, Palette, pixels, info.Stride));
        }