forked from mirror/DotRecast
54 lines
2.0 KiB
C#
54 lines
2.0 KiB
C#
/*
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recast4j copyright (c) 2021 Piotr Piastucki piotr@jtilia.org
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DotRecast Copyright (c) 2023 Choi Ikpil ikpil@naver.com
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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using System;
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using DotRecast.Core;
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using K4os.Compression.LZ4;
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namespace DotRecast.Detour.Dynamic.Test.Io
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{
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public class DtVoxelTileLZ4ForTestCompressor : IRcCompressor
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{
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public static readonly DtVoxelTileLZ4ForTestCompressor Shared = new();
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private DtVoxelTileLZ4ForTestCompressor()
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{
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}
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public byte[] Decompress(byte[] data)
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{
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int compressedSize = RcByteUtils.GetIntBE(data, 0);
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return LZ4Pickler.Unpickle(data.AsSpan(4, compressedSize));
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}
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public byte[] Decompress(byte[] buf, int offset, int len, int outputlen)
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{
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return LZ4Pickler.Unpickle(buf, offset, len);
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}
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public byte[] Compress(byte[] data)
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{
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byte[] compressed = LZ4Pickler.Pickle(data, LZ4Level.L12_MAX);
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byte[] result = new byte[4 + compressed.Length];
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RcByteUtils.PutInt(compressed.Length, result, 0, RcByteOrder.BIG_ENDIAN);
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RcArrays.Copy(compressed, 0, result, 4, compressed.Length);
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return result;
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}
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}
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} |