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Use a crc32 hash as a key

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sunshineinabox 2024-03-08 19:53:22 -08:00
commit 6670961fda
1 changed files with 10 additions and 3 deletions
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13
src/Ryujinx/UI/Helpers/BitmapArrayValueConverter.cs
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@ -5,6 +5,7 @@ using Avalonia.Media.Imaging;
using System; using System;
using System.Globalization; using System.Globalization;
using System.IO; using System.IO;
using System.IO.Hashing;
using System.Runtime.Caching; using System.Runtime.Caching;
namespace Ryujinx.Ava.UI.Helpers namespace Ryujinx.Ava.UI.Helpers
@ -26,18 +27,19 @@ namespace Ryujinx.Ava.UI.Helpers
if (value is byte[] buffer && targetType == typeof(IImage)) if (value is byte[] buffer && targetType == typeof(IImage))
{ {
var retrieved = cache.Contains(buffer.AsSpan().ToString()); var bufferhash = BufferHash(buffer);
var retrieved = cache.Contains(bufferhash);
if (retrieved == false) if (retrieved == false)
{ {
MemoryStream mem = new(buffer); MemoryStream mem = new(buffer);
var bitmap = new Bitmap(mem).CreateScaledBitmap(new PixelSize(256, 256)); var bitmap = new Bitmap(mem).CreateScaledBitmap(new PixelSize(256, 256));
cache.Add(buffer.AsSpan().ToString(), bitmap, policy); cache.Add(bufferhash, bitmap, policy);
return bitmap; return bitmap;
} }
else else
{ {
return cache.Get(buffer.AsSpan().ToString()); return cache.Get(bufferhash);
} }
} }
@ -53,5 +55,10 @@ namespace Ryujinx.Ava.UI.Helpers
{ {
throw new NotSupportedException(); throw new NotSupportedException();
} }
private static string BufferHash(byte[] input)
{
var hashBytes = Crc32.HashToUInt32(input);
return hashBytes.ToString();
}
} }
} }