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Use ReadOnlySpan<byte> compiler optimization for static data (#3130)

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Berkan Diler 2022-02-17 21:38:50 +01:00 • committed by GitHub
parent 7e9011673b
commit 9ca040c0ff
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8 changed files with 23 additions and 19 deletions
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6
Ryujinx.Graphics.Nvdec.FFmpeg/H264/SpsAndPpsReconstruction.cs
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@ -118,7 +118,7 @@ namespace Ryujinx.Graphics.Nvdec.FFmpeg.H264
}
// ZigZag LUTs from libavcodec.
private static readonly byte[] ZigZagDirect = new byte[]
private static ReadOnlySpan<byte> ZigZagDirect => new byte[]
{
0, 1, 8, 16, 9, 2, 3, 10,
17, 24, 32, 25, 18, 11, 4, 5,
@ -130,7 +130,7 @@ namespace Ryujinx.Graphics.Nvdec.FFmpeg.H264
53, 60, 61, 54, 47, 55, 62, 63
};
private static readonly byte[] ZigZagScan = new byte[]
private static ReadOnlySpan<byte> ZigZagScan => new byte[]
{
0 + 0 * 4, 1 + 0 * 4, 0 + 1 * 4, 0 + 2 * 4,
1 + 1 * 4, 2 + 0 * 4, 3 + 0 * 4, 2 + 1 * 4,
@ -140,7 +140,7 @@ namespace Ryujinx.Graphics.Nvdec.FFmpeg.H264
private static void WriteScalingList(ref H264BitStreamWriter writer, IArray<byte> list)
{
byte[] scan = list.Length == 16 ? ZigZagScan : ZigZagDirect;
ReadOnlySpan<byte> scan = list.Length == 16 ? ZigZagScan : ZigZagDirect;
int lastScale = 8;