//! \file ImagePMP.cs //! \date Thu Apr 30 20:39:26 2015 //! \brief ScenePlayer compressed bitmap. // // Copyright (C) 2015 by morkt // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS // IN THE SOFTWARE. // using System.ComponentModel.Composition; using System.IO; using System.Text; using GameRes.Compression; using GameRes.Utility; namespace GameRes.Formats.ScenePlayer { [Export(typeof(ImageFormat))] public class PmpFormat : BmpFormat { public override string Tag { get { return "PMP"; } } public override string Description { get { return "ScenePlayer compressed bitmap format"; } } public override uint Signature { get { return 0; } } public override bool CanWrite { get { return true; } } public override void Write (Stream file, ImageData image) { using (var output = new XoredStream (file, 0x21, true)) using (var zstream = new ZLibStream (output, CompressionMode.Compress, CompressionLevel.Level9)) base.Write (zstream, image); } public override ImageMetaData ReadMetaData (Stream stream) { int first = stream.ReadByte() ^ 0x21; if (first != 0x78) // doesn't look like zlib stream return null; stream.Position = 0; using (var input = new XoredStream (stream, 0x21, true)) using (var zstream = new ZLibStream (input, CompressionMode.Decompress)) return base.ReadMetaData (zstream); } public override ImageData Read (Stream stream, ImageMetaData info) { using (var input = new XoredStream (stream, 0x21, true)) using (var zstream = new ZLibStream (input, CompressionMode.Decompress)) return base.Read (zstream, info); } } }