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add brotli compression support

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This commit is contained in:
Perfare
2018-03-05 05:07:41 +08:00
parent 8891414f60
commit 62206f8977
5 changed files with 40 additions and 6 deletions
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26
Unity Studio/Unity Studio Classes/WebFile.cs
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@ -4,12 +4,14 @@ using System.IO;
using System.IO.Compression;
using System.Linq;
using System.Text;
using BrotliSharpLib;
namespace Unity_Studio
{
public class WebFile
{
public static byte[] gzipMagic = { 0x1f, 0x8b };
public static byte[] brotliMagic = { 0x62, 0x72, 0x6F, 0x74, 0x6C, 0x69 };
public List<MemoryFile> fileList = new List<MemoryFile>();
@ -28,9 +30,9 @@ namespace Unity_Studio
if (gzipMagic.SequenceEqual(magic))
{
var stream = new MemoryStream();
using (var gstream = new GZipStream(reader.BaseStream, CompressionMode.Decompress))
using (var gs = new GZipStream(reader.BaseStream, CompressionMode.Decompress))
{
gstream.CopyTo(stream);
gs.CopyTo(stream);
}
stream.Position = 0;
using (reader = new EndianBinaryReader(stream, EndianType.LittleEndian))
@ -40,8 +42,24 @@ namespace Unity_Studio
}
else
{
reader.endian = EndianType.LittleEndian;
ReadUnityWebData(reader);
reader.Position = 0x20;
magic = reader.ReadBytes(6);
reader.Position = 0;
if (brotliMagic.SequenceEqual(magic))
{
var buff = reader.ReadBytes((int)reader.BaseStream.Length);
var uncompressedData = Brotli.DecompressBuffer(buff, 0, buff.Length);
var stream = new MemoryStream(uncompressedData);
using (reader = new EndianBinaryReader(stream, EndianType.LittleEndian))
{
ReadUnityWebData(reader);
}
}
else
{
reader.endian = EndianType.LittleEndian;
ReadUnityWebData(reader);
}
}
}