mirror of
https://github.com/crskycode/GARbro.git
synced 2024-12-24 03:44:13 +08:00
70 lines
2.8 KiB
C#
70 lines
2.8 KiB
C#
//! \file ImagePBM.cs
|
|
//! \date 2018 Jan 03
|
|
//! \brief Studio Nekopunch compressed bitmap.
|
|
//
|
|
// Copyright (C) 2018 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 GameRes.Compression;
|
|
|
|
namespace GameRes.Formats.Nekopunch
|
|
{
|
|
[Export(typeof(ImageFormat))]
|
|
public class PbmFormat : ImageFormat
|
|
{
|
|
public override string Tag { get { return "PBM"; } }
|
|
public override string Description { get { return "Studio Nekopunch compressed bitmap"; } }
|
|
public override uint Signature { get { return 0; } }
|
|
|
|
public override ImageMetaData ReadMetaData (IBinaryStream file)
|
|
{
|
|
if (!file.Name.HasExtension (".pbm"))
|
|
return null;
|
|
var header = file.ReadHeader (8);
|
|
if ((header[4] & 7) != 7 || !header.AsciiEqual (5, "BM"))
|
|
return null;
|
|
using (var bmp = OpenBitmapStream (file, header.ToUInt32 (0)))
|
|
return Bmp.ReadMetaData (bmp);
|
|
}
|
|
|
|
public override ImageData Read (IBinaryStream file, ImageMetaData info)
|
|
{
|
|
using (var bmp = OpenBitmapStream (file, file.Signature))
|
|
return Bmp.Read (bmp, info);
|
|
}
|
|
|
|
IBinaryStream OpenBitmapStream (IBinaryStream file, uint unpacked_size)
|
|
{
|
|
file.Position = 4;
|
|
Stream input = new LzssStream (file.AsStream, LzssMode.Decompress, true);
|
|
input = new LimitStream (input, unpacked_size, StreamOption.Fill);
|
|
return new BinaryStream (input, file.Name);
|
|
}
|
|
|
|
public override void Write (Stream file, ImageData image)
|
|
{
|
|
throw new System.NotImplementedException ("PbmFormat.Write not implemented");
|
|
}
|
|
}
|
|
}
|