Exemplo n.º 1
0
        /* Image Data Section
         * Len  Description         Value
         *  2   Compression Mode    CompressionModes
         *  n   Image Data
         */
        private static void ReadImageData(ref PsdInfo info, PSDReader reader)
        {
            info.CompressionMode = (CompressionModes)reader.ReadInt16();
            int i;

            info.ImageData = new byte[info.Channels][];

            switch (info.CompressionMode)
            {
            case CompressionModes.Raw:
                for (i = 0; i < info.Channels; ++i)
                {
                    info.ImageData[i] = reader.ReadBytes(info.SizePerChannel);
                }
                break;

            case CompressionModes.RLE:
                reader.Position += info.Height * info.Channels * 2;
                for (i = 0; i < info.Channels; ++i)
                {
                    info.ImageData[i] = new byte[info.SizePerChannel];
                    RLEDecompress(reader, info.ImageData[i], info.SizePerChannel);
                }
                break;

            case CompressionModes.ZipWithoutPrediction:
            case CompressionModes.ZipWithPrediction:
                throw new NotSupportedException();
            }
        }
Exemplo n.º 2
0
        /* Image Data Section
         * Len  Description         Value
         *  2   Compression Mode    CompressionModes
         *  n   Image Data
         */
        private static void ReadImageData(ref PsdInfo info, PSDReader reader)
        {
            info.CompressionMode = (CompressionModes)reader.ReadInt16();
            int i;

            info.ImageData = new byte[info.Channels][];

            switch (info.CompressionMode)
            {
            case CompressionModes.Raw:
                for (i = 0; i < info.Channels; ++i)
                    info.ImageData[i] = reader.ReadBytes(info.SizePerChannel);
                break;

            case CompressionModes.RLE:
                reader.Position += info.Height * info.Channels * 2;
                for (i = 0; i < info.Channels; ++i)
                {
                    info.ImageData[i] = new byte[info.SizePerChannel];
                    RLEDecompress(reader, info.ImageData[i], info.SizePerChannel);
                }
                break;

            case CompressionModes.ZipWithoutPrediction:
            case CompressionModes.ZipWithPrediction:
                throw new NotSupportedException();
            }
        }
Exemplo n.º 3
0
 /* Color Mode Data Section
  * Len  Description         Value
  *  4   Length
  *  n   Color Data
 */
 private static void ReadColorData(ref PsdInfo info, PSDReader reader)
 {
     var len = reader.ReadInt32();
     info.ColorData = reader.ReadBytes(len);
 }
Exemplo n.º 4
0
        /* Color Mode Data Section
         * Len  Description         Value
         *  4   Length
         *  n   Color Data
         */
        private static void ReadColorData(ref PsdInfo info, PSDReader reader)
        {
            var len = reader.ReadInt32();

            info.ColorData = reader.ReadBytes(len);
        }