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Use SegmentStream.CreateWithoutOwningStream to avoid reading data into memory.

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To avoid creating copied data in memory (e.g. via MemoryStream), this method can be used to reference offsets on files on disk, reducing memory requirements.
This commit is contained in:
RoosterDragon
2018-04-10 20:14:41 +01:00
committed by abcdefg30
parent 9a9bf441ba
commit b98123d9f8
3 changed files with 13 additions and 21 deletions
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4
OpenRA.Mods.D2k/PackageLoaders/D2kSoundResources.cs
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@@ -13,6 +13,7 @@ using System;
using System.Collections.Generic;
using System.IO;
using OpenRA.FileSystem;
using OpenRA.Primitives;
namespace OpenRA.Mods.D2k.PackageLoaders
{
@@ -67,8 +68,7 @@ namespace OpenRA.Mods.D2k.PackageLoaders
if (!index.TryGetValue(filename, out e))
return null;
s.Seek(e.Offset, SeekOrigin.Begin);
return new MemoryStream(s.ReadBytes((int)e.Length));
return SegmentStream.CreateWithoutOwningStream(s, e.Offset, (int)e.Length);
}
public IReadOnlyPackage OpenPackage(string filename, FileSystem.FileSystem context)