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-rw-r--r--src/Ryujinx.Graphics.Vic/Image/BufferPool.cs103
-rw-r--r--src/Ryujinx.Graphics.Vic/Image/InputSurface.cs86
-rw-r--r--src/Ryujinx.Graphics.Vic/Image/Pixel.cs10
-rw-r--r--src/Ryujinx.Graphics.Vic/Image/Surface.cs46
-rw-r--r--src/Ryujinx.Graphics.Vic/Image/SurfaceCommon.cs33
-rw-r--r--src/Ryujinx.Graphics.Vic/Image/SurfaceReader.cs495
-rw-r--r--src/Ryujinx.Graphics.Vic/Image/SurfaceWriter.cs667
7 files changed, 1440 insertions, 0 deletions
diff --git a/src/Ryujinx.Graphics.Vic/Image/BufferPool.cs b/src/Ryujinx.Graphics.Vic/Image/BufferPool.cs
new file mode 100644
index 00000000..cde7e6eb
--- /dev/null
+++ b/src/Ryujinx.Graphics.Vic/Image/BufferPool.cs
@@ -0,0 +1,103 @@
+using System;
+
+namespace Ryujinx.Graphics.Vic.Image
+{
+ class BufferPool<T>
+ {
+ /// <summary>
+ /// Maximum number of buffers on the pool.
+ /// </summary>
+ private const int MaxBuffers = 4;
+
+ /// <summary>
+ /// Maximum size of a buffer that can be added on the pool.
+ /// If the required buffer is larger than this, it won't be
+ /// added to the pool to avoid long term high memory usage.
+ /// </summary>
+ private const int MaxBufferSize = 2048 * 2048;
+
+ private struct PoolItem
+ {
+ public bool InUse;
+ public T[] Buffer;
+ }
+
+ private readonly PoolItem[] _pool = new PoolItem[MaxBuffers];
+
+ /// <summary>
+ /// Rents a buffer with the exact size requested.
+ /// </summary>
+ /// <param name="length">Size of the buffer</param>
+ /// <param name="buffer">Span of the requested size</param>
+ /// <returns>The index of the buffer on the pool</returns>
+ public int Rent(int length, out Span<T> buffer)
+ {
+ int index = RentMinimum(length, out T[] bufferArray);
+
+ buffer = new Span<T>(bufferArray).Slice(0, length);
+
+ return index;
+ }
+
+ /// <summary>
+ /// Rents a buffer with a size greater than or equal to the requested size.
+ /// </summary>
+ /// <param name="length">Size of the buffer</param>
+ /// <param name="buffer">Array with a length greater than or equal to the requested length</param>
+ /// <returns>The index of the buffer on the pool</returns>
+ public int RentMinimum(int length, out T[] buffer)
+ {
+ if ((uint)length > MaxBufferSize)
+ {
+ buffer = new T[length];
+ return -1;
+ }
+
+ // Try to find a buffer that is larger or the same size of the requested one.
+ // This will avoid an allocation.
+ for (int i = 0; i < MaxBuffers; i++)
+ {
+ ref PoolItem item = ref _pool[i];
+
+ if (!item.InUse && item.Buffer != null && item.Buffer.Length >= length)
+ {
+ buffer = item.Buffer;
+ item.InUse = true;
+ return i;
+ }
+ }
+
+ buffer = new T[length];
+
+ // Try to add the new buffer to the pool.
+ // We try to find a slot that is not in use, and replace the buffer in it.
+ for (int i = 0; i < MaxBuffers; i++)
+ {
+ ref PoolItem item = ref _pool[i];
+
+ if (!item.InUse)
+ {
+ item.Buffer = buffer;
+ item.InUse = true;
+ return i;
+ }
+ }
+
+ return -1;
+ }
+
+ /// <summary>
+ /// Returns a buffer returned from <see cref="Rent(int)"/> to the pool.
+ /// </summary>
+ /// <param name="index">Index of the buffer on the pool</param>
+ public void Return(int index)
+ {
+ if (index < 0)
+ {
+ return;
+ }
+
+ _pool[index].InUse = false;
+ }
+ }
+}
diff --git a/src/Ryujinx.Graphics.Vic/Image/InputSurface.cs b/src/Ryujinx.Graphics.Vic/Image/InputSurface.cs
new file mode 100644
index 00000000..15ac0460
--- /dev/null
+++ b/src/Ryujinx.Graphics.Vic/Image/InputSurface.cs
@@ -0,0 +1,86 @@
+using System;
+
+namespace Ryujinx.Graphics.Vic.Image
+{
+ ref struct RentedBuffer
+ {
+ public static RentedBuffer Empty => new RentedBuffer(Span<byte>.Empty, -1);
+
+ public Span<byte> Data;
+ public int Index;
+
+ public RentedBuffer(Span<byte> data, int index)
+ {
+ Data = data;
+ Index = index;
+ }
+
+ public void Return(BufferPool<byte> pool)
+ {
+ if (Index != -1)
+ {
+ pool.Return(Index);
+ }
+ }
+ }
+
+ ref struct InputSurface
+ {
+ public ReadOnlySpan<byte> Buffer0;
+ public ReadOnlySpan<byte> Buffer1;
+ public ReadOnlySpan<byte> Buffer2;
+
+ public int Buffer0Index;
+ public int Buffer1Index;
+ public int Buffer2Index;
+
+ public int Width;
+ public int Height;
+
+ public int UvWidth;
+ public int UvHeight;
+
+ public void Initialize()
+ {
+ Buffer0Index = -1;
+ Buffer1Index = -1;
+ Buffer2Index = -1;
+ }
+
+ public void SetBuffer0(RentedBuffer buffer)
+ {
+ Buffer0 = buffer.Data;
+ Buffer0Index = buffer.Index;
+ }
+
+ public void SetBuffer1(RentedBuffer buffer)
+ {
+ Buffer1 = buffer.Data;
+ Buffer1Index = buffer.Index;
+ }
+
+ public void SetBuffer2(RentedBuffer buffer)
+ {
+ Buffer2 = buffer.Data;
+ Buffer2Index = buffer.Index;
+ }
+
+ public void Return(BufferPool<byte> pool)
+ {
+ if (Buffer0Index != -1)
+ {
+ pool.Return(Buffer0Index);
+ }
+
+ if (Buffer1Index != -1)
+ {
+ pool.Return(Buffer1Index);
+ }
+
+ if (Buffer2Index != -1)
+ {
+ pool.Return(Buffer2Index);
+ }
+ }
+ }
+}
diff --git a/src/Ryujinx.Graphics.Vic/Image/Pixel.cs b/src/Ryujinx.Graphics.Vic/Image/Pixel.cs
new file mode 100644
index 00000000..35f25d16
--- /dev/null
+++ b/src/Ryujinx.Graphics.Vic/Image/Pixel.cs
@@ -0,0 +1,10 @@
+namespace Ryujinx.Graphics.Vic.Image
+{
+ struct Pixel
+ {
+ public ushort R;
+ public ushort G;
+ public ushort B;
+ public ushort A;
+ }
+}
diff --git a/src/Ryujinx.Graphics.Vic/Image/Surface.cs b/src/Ryujinx.Graphics.Vic/Image/Surface.cs
new file mode 100644
index 00000000..f393eb15
--- /dev/null
+++ b/src/Ryujinx.Graphics.Vic/Image/Surface.cs
@@ -0,0 +1,46 @@
+using System;
+using System.Runtime.CompilerServices;
+
+namespace Ryujinx.Graphics.Vic.Image
+{
+ readonly struct Surface : IDisposable
+ {
+ private readonly int _bufferIndex;
+
+ private readonly BufferPool<Pixel> _pool;
+
+ public Pixel[] Data { get; }
+
+ public int Width { get; }
+ public int Height { get; }
+
+ public Surface(BufferPool<Pixel> pool, int width, int height)
+ {
+ _bufferIndex = pool.RentMinimum(width * height, out Pixel[] data);
+ _pool = pool;
+ Data = data;
+ Width = width;
+ Height = height;
+ }
+
+ [MethodImpl(MethodImplOptions.AggressiveInlining)]
+ public ushort GetR(int x, int y) => Data[y * Width + x].R;
+ [MethodImpl(MethodImplOptions.AggressiveInlining)]
+ public ushort GetG(int x, int y) => Data[y * Width + x].G;
+ [MethodImpl(MethodImplOptions.AggressiveInlining)]
+ public ushort GetB(int x, int y) => Data[y * Width + x].B;
+ [MethodImpl(MethodImplOptions.AggressiveInlining)]
+ public ushort GetA(int x, int y) => Data[y * Width + x].A;
+
+ [MethodImpl(MethodImplOptions.AggressiveInlining)]
+ public void SetR(int x, int y, ushort value) => Data[y * Width + x].R = value;
+ [MethodImpl(MethodImplOptions.AggressiveInlining)]
+ public void SetG(int x, int y, ushort value) => Data[y * Width + x].G = value;
+ [MethodImpl(MethodImplOptions.AggressiveInlining)]
+ public void SetB(int x, int y, ushort value) => Data[y * Width + x].B = value;
+ [MethodImpl(MethodImplOptions.AggressiveInlining)]
+ public void SetA(int x, int y, ushort value) => Data[y * Width + x].A = value;
+
+ public void Dispose() => _pool.Return(_bufferIndex);
+ }
+}
diff --git a/src/Ryujinx.Graphics.Vic/Image/SurfaceCommon.cs b/src/Ryujinx.Graphics.Vic/Image/SurfaceCommon.cs
new file mode 100644
index 00000000..10cdefe2
--- /dev/null
+++ b/src/Ryujinx.Graphics.Vic/Image/SurfaceCommon.cs
@@ -0,0 +1,33 @@
+using Ryujinx.Common;
+using Ryujinx.Graphics.Texture;
+
+namespace Ryujinx.Graphics.Vic.Image
+{
+ static class SurfaceCommon
+ {
+ public static int GetPitch(int width, int bytesPerPixel)
+ {
+ return BitUtils.AlignUp(width * bytesPerPixel, 256);
+ }
+
+ public static int GetBlockLinearSize(int width, int height, int bytesPerPixel, int gobBlocksInY)
+ {
+ return SizeCalculator.GetBlockLinearTextureSize(width, height, 1, 1, 1, 1, 1, bytesPerPixel, gobBlocksInY, 1, 1).TotalSize;
+ }
+
+ public static ulong ExtendOffset(uint offset)
+ {
+ return (ulong)offset << 8;
+ }
+
+ public static ushort Upsample(byte value)
+ {
+ return (ushort)(value << 2);
+ }
+
+ public static byte Downsample(ushort value)
+ {
+ return (byte)(value >> 2);
+ }
+ }
+}
diff --git a/src/Ryujinx.Graphics.Vic/Image/SurfaceReader.cs b/src/Ryujinx.Graphics.Vic/Image/SurfaceReader.cs
new file mode 100644
index 00000000..10fd9d8d
--- /dev/null
+++ b/src/Ryujinx.Graphics.Vic/Image/SurfaceReader.cs
@@ -0,0 +1,495 @@
+using Ryujinx.Common.Logging;
+using Ryujinx.Common.Memory;
+using Ryujinx.Graphics.Texture;
+using Ryujinx.Graphics.Vic.Types;
+using System;
+using System.Runtime.CompilerServices;
+using System.Runtime.Intrinsics;
+using System.Runtime.Intrinsics.Arm;
+using System.Runtime.Intrinsics.X86;
+using static Ryujinx.Graphics.Vic.Image.SurfaceCommon;
+
+namespace Ryujinx.Graphics.Vic.Image
+{
+ static class SurfaceReader
+ {
+ public static Surface Read(
+ ResourceManager rm,
+ ref SlotConfig config,
+ ref SlotSurfaceConfig surfaceConfig,
+ ref Array8<PlaneOffsets> offsets)
+ {
+ switch (surfaceConfig.SlotPixelFormat)
+ {
+ case PixelFormat.Y8___V8U8_N420: return ReadNv12(rm, ref config, ref surfaceConfig, ref offsets);
+ }
+
+ Logger.Error?.Print(LogClass.Vic, $"Unsupported pixel format \"{surfaceConfig.SlotPixelFormat}\".");
+
+ int lw = surfaceConfig.SlotLumaWidth + 1;
+ int lh = surfaceConfig.SlotLumaHeight + 1;
+
+ return new Surface(rm.SurfacePool, lw, lh);
+ }
+
+ private unsafe static Surface ReadNv12(
+ ResourceManager rm,
+ ref SlotConfig config,
+ ref SlotSurfaceConfig surfaceConfig,
+ ref Array8<PlaneOffsets> offsets)
+ {
+ InputSurface input = ReadSurface(rm, ref config, ref surfaceConfig, ref offsets, 1, 2);
+
+ int width = input.Width;
+ int height = input.Height;
+
+ int yStride = GetPitch(width, 1);
+ int uvStride = GetPitch(input.UvWidth, 2);
+
+ Surface output = new Surface(rm.SurfacePool, width, height);
+
+ if (Sse41.IsSupported)
+ {
+ Vector128<byte> shufMask = Vector128.Create(
+ (byte)0, (byte)2, (byte)3, (byte)1,
+ (byte)4, (byte)6, (byte)7, (byte)5,
+ (byte)8, (byte)10, (byte)11, (byte)9,
+ (byte)12, (byte)14, (byte)15, (byte)13);
+ Vector128<short> alphaMask = Vector128.Create(0xff << 24).AsInt16();
+
+ int yStrideGap = yStride - width;
+ int uvStrideGap = uvStride - input.UvWidth;
+
+ int widthTrunc = width & ~0xf;
+
+ fixed (Pixel* dstPtr = output.Data)
+ {
+ Pixel* op = dstPtr;
+
+ fixed (byte* src0Ptr = input.Buffer0, src1Ptr = input.Buffer1)
+ {
+ byte* i0p = src0Ptr;
+
+ for (int y = 0; y < height; y++)
+ {
+ byte* i1p = src1Ptr + (y >> 1) * uvStride;
+
+ int x = 0;
+
+ for (; x < widthTrunc; x += 16, i0p += 16, i1p += 16)
+ {
+ Vector128<short> ya0 = Sse41.ConvertToVector128Int16(i0p);
+ Vector128<short> ya1 = Sse41.ConvertToVector128Int16(i0p + 8);
+
+ Vector128<byte> uv = Sse2.LoadVector128(i1p);
+
+ Vector128<short> uv0 = Sse2.UnpackLow(uv.AsInt16(), uv.AsInt16());
+ Vector128<short> uv1 = Sse2.UnpackHigh(uv.AsInt16(), uv.AsInt16());
+
+ Vector128<short> rgba0 = Sse2.UnpackLow(ya0, uv0);
+ Vector128<short> rgba1 = Sse2.UnpackHigh(ya0, uv0);
+ Vector128<short> rgba2 = Sse2.UnpackLow(ya1, uv1);
+ Vector128<short> rgba3 = Sse2.UnpackHigh(ya1, uv1);
+
+ rgba0 = Ssse3.Shuffle(rgba0.AsByte(), shufMask).AsInt16();
+ rgba1 = Ssse3.Shuffle(rgba1.AsByte(), shufMask).AsInt16();
+ rgba2 = Ssse3.Shuffle(rgba2.AsByte(), shufMask).AsInt16();
+ rgba3 = Ssse3.Shuffle(rgba3.AsByte(), shufMask).AsInt16();
+
+ rgba0 = Sse2.Or(rgba0, alphaMask);
+ rgba1 = Sse2.Or(rgba1, alphaMask);
+ rgba2 = Sse2.Or(rgba2, alphaMask);
+ rgba3 = Sse2.Or(rgba3, alphaMask);
+
+ Vector128<short> rgba16_0 = Sse41.ConvertToVector128Int16(rgba0.AsByte());
+ Vector128<short> rgba16_1 = Sse41.ConvertToVector128Int16(HighToLow(rgba0.AsByte()));
+ Vector128<short> rgba16_2 = Sse41.ConvertToVector128Int16(rgba1.AsByte());
+ Vector128<short> rgba16_3 = Sse41.ConvertToVector128Int16(HighToLow(rgba1.AsByte()));
+ Vector128<short> rgba16_4 = Sse41.ConvertToVector128Int16(rgba2.AsByte());
+ Vector128<short> rgba16_5 = Sse41.ConvertToVector128Int16(HighToLow(rgba2.AsByte()));
+ Vector128<short> rgba16_6 = Sse41.ConvertToVector128Int16(rgba3.AsByte());
+ Vector128<short> rgba16_7 = Sse41.ConvertToVector128Int16(HighToLow(rgba3.AsByte()));
+
+ rgba16_0 = Sse2.ShiftLeftLogical(rgba16_0, 2);
+ rgba16_1 = Sse2.ShiftLeftLogical(rgba16_1, 2);
+ rgba16_2 = Sse2.ShiftLeftLogical(rgba16_2, 2);
+ rgba16_3 = Sse2.ShiftLeftLogical(rgba16_3, 2);
+ rgba16_4 = Sse2.ShiftLeftLogical(rgba16_4, 2);
+ rgba16_5 = Sse2.ShiftLeftLogical(rgba16_5, 2);
+ rgba16_6 = Sse2.ShiftLeftLogical(rgba16_6, 2);
+ rgba16_7 = Sse2.ShiftLeftLogical(rgba16_7, 2);
+
+ Sse2.Store((short*)(op + (uint)x + 0), rgba16_0);
+ Sse2.Store((short*)(op + (uint)x + 2), rgba16_1);
+ Sse2.Store((short*)(op + (uint)x + 4), rgba16_2);
+ Sse2.Store((short*)(op + (uint)x + 6), rgba16_3);
+ Sse2.Store((short*)(op + (uint)x + 8), rgba16_4);
+ Sse2.Store((short*)(op + (uint)x + 10), rgba16_5);
+ Sse2.Store((short*)(op + (uint)x + 12), rgba16_6);
+ Sse2.Store((short*)(op + (uint)x + 14), rgba16_7);
+ }
+
+ for (; x < width; x++, i1p += (x & 1) * 2)
+ {
+ Pixel* px = op + (uint)x;
+
+ px->R = Upsample(*i0p++);
+ px->G = Upsample(*i1p);
+ px->B = Upsample(*(i1p + 1));
+ px->A = 0x3ff;
+ }
+
+ op += width;
+ i0p += yStrideGap;
+ i1p += uvStrideGap;
+ }
+ }
+ }
+ }
+ else if (AdvSimd.Arm64.IsSupported)
+ {
+ Vector128<int> alphaMask = Vector128.Create(0xffu << 24).AsInt32();
+
+ int yStrideGap = yStride - width;
+ int uvStrideGap = uvStride - input.UvWidth;
+
+ int widthTrunc = width & ~0xf;
+
+ fixed (Pixel* dstPtr = output.Data)
+ {
+ Pixel* op = dstPtr;
+
+ fixed (byte* src0Ptr = input.Buffer0, src1Ptr = input.Buffer1)
+ {
+ byte* i0p = src0Ptr;
+
+ for (int y = 0; y < height; y++)
+ {
+ byte* i1p = src1Ptr + (y >> 1) * uvStride;
+
+ int x = 0;
+
+ for (; x < widthTrunc; x += 16, i0p += 16, i1p += 16)
+ {
+ Vector128<byte> ya = AdvSimd.LoadVector128(i0p);
+ Vector128<byte> uv = AdvSimd.LoadVector128(i1p);
+
+ Vector128<short> ya0 = AdvSimd.ZeroExtendWideningLower(ya.GetLower()).AsInt16();
+ Vector128<short> ya1 = AdvSimd.ZeroExtendWideningUpper(ya).AsInt16();
+
+ Vector128<short> uv0 = AdvSimd.Arm64.ZipLow(uv.AsInt16(), uv.AsInt16());
+ Vector128<short> uv1 = AdvSimd.Arm64.ZipHigh(uv.AsInt16(), uv.AsInt16());
+
+ ya0 = AdvSimd.ShiftLeftLogical(ya0, 8);
+ ya1 = AdvSimd.ShiftLeftLogical(ya1, 8);
+
+ Vector128<short> rgba0 = AdvSimd.Arm64.ZipLow(ya0, uv0);
+ Vector128<short> rgba1 = AdvSimd.Arm64.ZipHigh(ya0, uv0);
+ Vector128<short> rgba2 = AdvSimd.Arm64.ZipLow(ya1, uv1);
+ Vector128<short> rgba3 = AdvSimd.Arm64.ZipHigh(ya1, uv1);
+
+ rgba0 = AdvSimd.ShiftRightLogicalAdd(alphaMask, rgba0.AsInt32(), 8).AsInt16();
+ rgba1 = AdvSimd.ShiftRightLogicalAdd(alphaMask, rgba1.AsInt32(), 8).AsInt16();
+ rgba2 = AdvSimd.ShiftRightLogicalAdd(alphaMask, rgba2.AsInt32(), 8).AsInt16();
+ rgba3 = AdvSimd.ShiftRightLogicalAdd(alphaMask, rgba3.AsInt32(), 8).AsInt16();
+
+ Vector128<short> rgba16_0 = AdvSimd.ZeroExtendWideningLower(rgba0.AsByte().GetLower()).AsInt16();
+ Vector128<short> rgba16_1 = AdvSimd.ZeroExtendWideningUpper(rgba0.AsByte()).AsInt16();
+ Vector128<short> rgba16_2 = AdvSimd.ZeroExtendWideningLower(rgba1.AsByte().GetLower()).AsInt16();
+ Vector128<short> rgba16_3 = AdvSimd.ZeroExtendWideningUpper(rgba1.AsByte()).AsInt16();
+ Vector128<short> rgba16_4 = AdvSimd.ZeroExtendWideningLower(rgba2.AsByte().GetLower()).AsInt16();
+ Vector128<short> rgba16_5 = AdvSimd.ZeroExtendWideningUpper(rgba2.AsByte()).AsInt16();
+ Vector128<short> rgba16_6 = AdvSimd.ZeroExtendWideningLower(rgba3.AsByte().GetLower()).AsInt16();
+ Vector128<short> rgba16_7 = AdvSimd.ZeroExtendWideningUpper(rgba3.AsByte()).AsInt16();
+
+ rgba16_0 = AdvSimd.ShiftLeftLogical(rgba16_0, 2);
+ rgba16_1 = AdvSimd.ShiftLeftLogical(rgba16_1, 2);
+ rgba16_2 = AdvSimd.ShiftLeftLogical(rgba16_2, 2);
+ rgba16_3 = AdvSimd.ShiftLeftLogical(rgba16_3, 2);
+ rgba16_4 = AdvSimd.ShiftLeftLogical(rgba16_4, 2);
+ rgba16_5 = AdvSimd.ShiftLeftLogical(rgba16_5, 2);
+ rgba16_6 = AdvSimd.ShiftLeftLogical(rgba16_6, 2);
+ rgba16_7 = AdvSimd.ShiftLeftLogical(rgba16_7, 2);
+
+ AdvSimd.Store((short*)(op + (uint)x + 0), rgba16_0);
+ AdvSimd.Store((short*)(op + (uint)x + 2), rgba16_1);
+ AdvSimd.Store((short*)(op + (uint)x + 4), rgba16_2);
+ AdvSimd.Store((short*)(op + (uint)x + 6), rgba16_3);
+ AdvSimd.Store((short*)(op + (uint)x + 8), rgba16_4);
+ AdvSimd.Store((short*)(op + (uint)x + 10), rgba16_5);
+ AdvSimd.Store((short*)(op + (uint)x + 12), rgba16_6);
+ AdvSimd.Store((short*)(op + (uint)x + 14), rgba16_7);
+ }
+
+ for (; x < width; x++, i1p += (x & 1) * 2)
+ {
+ Pixel* px = op + (uint)x;
+
+ px->R = Upsample(*i0p++);
+ px->G = Upsample(*i1p);
+ px->B = Upsample(*(i1p + 1));
+ px->A = 0x3ff;
+ }
+
+ op += width;
+ i0p += yStrideGap;
+ i1p += uvStrideGap;
+ }
+ }
+ }
+ }
+ else
+ {
+ for (int y = 0; y < height; y++)
+ {
+ int uvBase = (y >> 1) * uvStride;
+
+ for (int x = 0; x < width; x++)
+ {
+ output.SetR(x, y, Upsample(input.Buffer0[y * yStride + x]));
+
+ int uvOffs = uvBase + (x & ~1);
+
+ output.SetG(x, y, Upsample(input.Buffer1[uvOffs]));
+ output.SetB(x, y, Upsample(input.Buffer1[uvOffs + 1]));
+ output.SetA(x, y, 0x3ff);
+ }
+ }
+ }
+
+ input.Return(rm.BufferPool);
+
+ return output;
+ }
+
+ [MethodImpl(MethodImplOptions.AggressiveInlining)]
+ private static Vector128<byte> HighToLow(Vector128<byte> value)
+ {
+ return Sse.MoveHighToLow(value.AsSingle(), value.AsSingle()).AsByte();
+ }
+
+ private static InputSurface ReadSurface(
+ ResourceManager rm,
+ ref SlotConfig config,
+ ref SlotSurfaceConfig surfaceConfig,
+ ref Array8<PlaneOffsets> offsets,
+ int bytesPerPixel,
+ int planes)
+ {
+ InputSurface surface = new InputSurface();
+
+ surface.Initialize();
+
+ int gobBlocksInY = 1 << surfaceConfig.SlotBlkHeight;
+
+ bool linear = surfaceConfig.SlotBlkKind == 0;
+
+ int lw = surfaceConfig.SlotLumaWidth + 1;
+ int lh = surfaceConfig.SlotLumaHeight + 1;
+
+ int cw = surfaceConfig.SlotChromaWidth + 1;
+ int ch = surfaceConfig.SlotChromaHeight + 1;
+
+ // Interlaced inputs have double the height when deinterlaced.
+ int heightShift = config.FrameFormat.IsField() ? 1 : 0;
+
+ surface.Width = lw;
+ surface.Height = lh << heightShift;
+ surface.UvWidth = cw;
+ surface.UvHeight = ch << heightShift;
+
+ if (planes > 0)
+ {
+ surface.SetBuffer0(ReadBuffer(rm, ref config, ref offsets, linear, 0, lw, lh, bytesPerPixel, gobBlocksInY));
+ }
+
+ if (planes > 1)
+ {
+ surface.SetBuffer1(ReadBuffer(rm, ref config, ref offsets, linear, 1, cw, ch, planes == 2 ? 2 : 1, gobBlocksInY));
+ }
+
+ if (planes > 2)
+ {
+ surface.SetBuffer2(ReadBuffer(rm, ref config, ref offsets, linear, 2, cw, ch, 1, gobBlocksInY));
+ }
+
+ return surface;
+ }
+
+ private static RentedBuffer ReadBuffer(
+ ResourceManager rm,
+ scoped ref SlotConfig config,
+ scoped ref Array8<PlaneOffsets> offsets,
+ bool linear,
+ int plane,
+ int width,
+ int height,
+ int bytesPerPixel,
+ int gobBlocksInY)
+ {
+ FrameFormat frameFormat = config.FrameFormat;
+ bool isLuma = plane == 0;
+ bool isField = frameFormat.IsField();
+ bool isTopField = frameFormat.IsTopField(isLuma);
+ int stride = GetPitch(width, bytesPerPixel);
+ uint offset = GetOffset(ref offsets[0], plane);
+
+ int dstStart = 0;
+ int dstStride = stride;
+
+ if (isField)
+ {
+ dstStart = isTopField ? 0 : stride;
+ dstStride = stride * 2;
+ }
+
+ RentedBuffer buffer;
+
+ if (linear)
+ {
+ buffer = ReadBufferLinear(rm, offset, width, height, dstStart, dstStride, bytesPerPixel);
+ }
+ else
+ {
+ buffer = ReadBufferBlockLinear(rm, offset, width, height, dstStart, dstStride, bytesPerPixel, gobBlocksInY);
+ }
+
+ if (isField || frameFormat.IsInterlaced())
+ {
+ RentedBuffer prevBuffer = RentedBuffer.Empty;
+ RentedBuffer nextBuffer = RentedBuffer.Empty;
+
+ if (config.PrevFieldEnable)
+ {
+ prevBuffer = ReadBufferNoDeinterlace(rm, ref offsets[1], linear, plane, width, height, bytesPerPixel, gobBlocksInY);
+ }
+
+ if (config.NextFieldEnable)
+ {
+ nextBuffer = ReadBufferNoDeinterlace(rm, ref offsets[2], linear, plane, width, height, bytesPerPixel, gobBlocksInY);
+ }
+
+ int w = width * bytesPerPixel;
+
+ switch (config.DeinterlaceMode)
+ {
+ case DeinterlaceMode.Weave:
+ Scaler.DeinterlaceWeave(buffer.Data, prevBuffer.Data, w, stride, isTopField);
+ break;
+ case DeinterlaceMode.BobField:
+ Scaler.DeinterlaceBob(buffer.Data, w, stride, isTopField);
+ break;
+ case DeinterlaceMode.Bob:
+ bool isCurrentTop = isLuma ? config.IsEven : config.ChromaEven;
+ Scaler.DeinterlaceBob(buffer.Data, w, stride, isCurrentTop ^ frameFormat.IsInterlacedBottomFirst());
+ break;
+ case DeinterlaceMode.NewBob:
+ case DeinterlaceMode.Disi1:
+ Scaler.DeinterlaceMotionAdaptive(buffer.Data, prevBuffer.Data, nextBuffer.Data, w, stride, isTopField);
+ break;
+ case DeinterlaceMode.WeaveLumaBobFieldChroma:
+ if (isLuma)
+ {
+ Scaler.DeinterlaceWeave(buffer.Data, prevBuffer.Data, w, stride, isTopField);
+ }
+ else
+ {
+ Scaler.DeinterlaceBob(buffer.Data, w, stride, isTopField);
+ }
+ break;
+ default:
+ Logger.Error?.Print(LogClass.Vic, $"Unsupported deinterlace mode \"{config.DeinterlaceMode}\".");
+ break;
+ }
+
+ prevBuffer.Return(rm.BufferPool);
+ nextBuffer.Return(rm.BufferPool);
+ }
+
+ return buffer;
+ }
+
+ private static uint GetOffset(ref PlaneOffsets offsets, int plane)
+ {
+ return plane switch
+ {
+ 0 => offsets.LumaOffset,
+ 1 => offsets.ChromaUOffset,
+ 2 => offsets.ChromaVOffset,
+ _ => throw new ArgumentOutOfRangeException(nameof(plane))
+ };
+ }
+
+ private static RentedBuffer ReadBufferNoDeinterlace(
+ ResourceManager rm,
+ ref PlaneOffsets offsets,
+ bool linear,
+ int plane,
+ int width,
+ int height,
+ int bytesPerPixel,
+ int gobBlocksInY)
+ {
+ int stride = GetPitch(width, bytesPerPixel);
+ uint offset = GetOffset(ref offsets, plane);
+
+ if (linear)
+ {
+ return ReadBufferLinear(rm, offset, width, height, 0, stride, bytesPerPixel);
+ }
+
+ return ReadBufferBlockLinear(rm, offset, width, height, 0, stride, bytesPerPixel, gobBlocksInY);
+ }
+
+ private static RentedBuffer ReadBufferLinear(
+ ResourceManager rm,
+ uint offset,
+ int width,
+ int height,
+ int dstStart,
+ int dstStride,
+ int bytesPerPixel)
+ {
+ int srcStride = GetPitch(width, bytesPerPixel);
+ int inSize = srcStride * height;
+
+ ReadOnlySpan<byte> src = rm.Gmm.GetSpan(ExtendOffset(offset), inSize);
+
+ int outSize = dstStride * height;
+ int bufferIndex = rm.BufferPool.RentMinimum(outSize, out byte[] buffer);
+ Span<byte> dst = buffer;
+ dst = dst.Slice(0, outSize);
+
+ for (int y = 0; y < height; y++)
+ {
+ src.Slice(y * srcStride, srcStride).CopyTo(dst.Slice(dstStart + y * dstStride, srcStride));
+ }
+
+ return new RentedBuffer(dst, bufferIndex);
+ }
+
+ private static RentedBuffer ReadBufferBlockLinear(
+ ResourceManager rm,
+ uint offset,
+ int width,
+ int height,
+ int dstStart,
+ int dstStride,
+ int bytesPerPixel,
+ int gobBlocksInY)
+ {
+ int inSize = GetBlockLinearSize(width, height, bytesPerPixel, gobBlocksInY);
+
+ ReadOnlySpan<byte> src = rm.Gmm.GetSpan(ExtendOffset(offset), inSize);
+
+ int outSize = dstStride * height;
+ int bufferIndex = rm.BufferPool.RentMinimum(outSize, out byte[] buffer);
+ Span<byte> dst = buffer;
+ dst = dst.Slice(0, outSize);
+
+ LayoutConverter.ConvertBlockLinearToLinear(dst.Slice(dstStart), width, height, dstStride, bytesPerPixel, gobBlocksInY, src);
+
+ return new RentedBuffer(dst, bufferIndex);
+ }
+ }
+}
diff --git a/src/Ryujinx.Graphics.Vic/Image/SurfaceWriter.cs b/src/Ryujinx.Graphics.Vic/Image/SurfaceWriter.cs
new file mode 100644
index 00000000..37d261f9
--- /dev/null
+++ b/src/Ryujinx.Graphics.Vic/Image/SurfaceWriter.cs
@@ -0,0 +1,667 @@
+using Ryujinx.Common.Logging;
+using Ryujinx.Graphics.Texture;
+using Ryujinx.Graphics.Vic.Types;
+using System;
+using System.Runtime.Intrinsics;
+using System.Runtime.Intrinsics.Arm;
+using System.Runtime.Intrinsics.X86;
+using static Ryujinx.Graphics.Vic.Image.SurfaceCommon;
+
+namespace Ryujinx.Graphics.Vic.Image
+{
+ class SurfaceWriter
+ {
+ public static void Write(ResourceManager rm, Surface input, ref OutputSurfaceConfig config, ref PlaneOffsets offsets)
+ {
+ switch (config.OutPixelFormat)
+ {
+ case PixelFormat.A8B8G8R8:
+ case PixelFormat.X8B8G8R8:
+ WriteA8B8G8R8(rm, input, ref config, ref offsets);
+ break;
+ case PixelFormat.A8R8G8B8:
+ WriteA8R8G8B8(rm, input, ref config, ref offsets);
+ break;
+ case PixelFormat.Y8___V8U8_N420:
+ WriteNv12(rm, input, ref config, ref offsets);
+ break;
+ default:
+ Logger.Error?.Print(LogClass.Vic, $"Unsupported pixel format \"{config.OutPixelFormat}\".");
+ break;
+ }
+ }
+
+ private unsafe static void WriteA8B8G8R8(ResourceManager rm, Surface input, ref OutputSurfaceConfig config, ref PlaneOffsets offsets)
+ {
+ int width = input.Width;
+ int height = input.Height;
+ int stride = GetPitch(width, 4);
+
+ int dstIndex = rm.BufferPool.Rent(height * stride, out Span<byte> dst);
+
+ if (Sse2.IsSupported)
+ {
+ int widthTrunc = width & ~7;
+ int strideGap = stride - width * 4;
+
+ fixed (Pixel* srcPtr = input.Data)
+ {
+ Pixel* ip = srcPtr;
+
+ fixed (byte* dstPtr = dst)
+ {
+ byte* op = dstPtr;
+
+ for (int y = 0; y < height; y++, ip += input.Width)
+ {
+ int x = 0;
+
+ for (; x < widthTrunc; x += 8)
+ {
+ Vector128<ushort> pixel12 = Sse2.LoadVector128((ushort*)(ip + (uint)x));
+ Vector128<ushort> pixel34 = Sse2.LoadVector128((ushort*)(ip + (uint)x + 2));
+ Vector128<ushort> pixel56 = Sse2.LoadVector128((ushort*)(ip + (uint)x + 4));
+ Vector128<ushort> pixel78 = Sse2.LoadVector128((ushort*)(ip + (uint)x + 6));
+
+ pixel12 = Sse2.ShiftRightLogical(pixel12, 2);
+ pixel34 = Sse2.ShiftRightLogical(pixel34, 2);
+ pixel56 = Sse2.ShiftRightLogical(pixel56, 2);
+ pixel78 = Sse2.ShiftRightLogical(pixel78, 2);
+
+ Vector128<byte> pixel1234 = Sse2.PackUnsignedSaturate(pixel12.AsInt16(), pixel34.AsInt16());
+ Vector128<byte> pixel5678 = Sse2.PackUnsignedSaturate(pixel56.AsInt16(), pixel78.AsInt16());
+
+ Sse2.Store(op + 0x00, pixel1234);
+ Sse2.Store(op + 0x10, pixel5678);
+
+ op += 0x20;
+ }
+
+ for (; x < width; x++)
+ {
+ Pixel* px = ip + (uint)x;
+
+ *(op + 0) = Downsample(px->R);
+ *(op + 1) = Downsample(px->G);
+ *(op + 2) = Downsample(px->B);
+ *(op + 3) = Downsample(px->A);
+
+ op += 4;
+ }
+
+ op += strideGap;
+ }
+ }
+ }
+ }
+ else if (AdvSimd.IsSupported)
+ {
+ int widthTrunc = width & ~7;
+ int strideGap = stride - width * 4;
+
+ fixed (Pixel* srcPtr = input.Data)
+ {
+ Pixel* ip = srcPtr;
+
+ fixed (byte* dstPtr = dst)
+ {
+ byte* op = dstPtr;
+
+ for (int y = 0; y < height; y++, ip += input.Width)
+ {
+ int x = 0;
+
+ for (; x < widthTrunc; x += 8)
+ {
+ Vector128<ushort> pixel12 = AdvSimd.LoadVector128((ushort*)(ip + (uint)x));
+ Vector128<ushort> pixel34 = AdvSimd.LoadVector128((ushort*)(ip + (uint)x + 2));
+ Vector128<ushort> pixel56 = AdvSimd.LoadVector128((ushort*)(ip + (uint)x + 4));
+ Vector128<ushort> pixel78 = AdvSimd.LoadVector128((ushort*)(ip + (uint)x + 6));
+
+ pixel12 = AdvSimd.ShiftRightLogical(pixel12, 2);
+ pixel34 = AdvSimd.ShiftRightLogical(pixel34, 2);
+ pixel56 = AdvSimd.ShiftRightLogical(pixel56, 2);
+ pixel78 = AdvSimd.ShiftRightLogical(pixel78, 2);
+
+ Vector64<byte> lower12 = AdvSimd.ExtractNarrowingLower(pixel12.AsUInt16());
+ Vector64<byte> lower56 = AdvSimd.ExtractNarrowingLower(pixel56.AsUInt16());
+
+ Vector128<byte> pixel1234 = AdvSimd.ExtractNarrowingUpper(lower12, pixel34.AsUInt16());
+ Vector128<byte> pixel5678 = AdvSimd.ExtractNarrowingUpper(lower56, pixel78.AsUInt16());
+
+ AdvSimd.Store(op + 0x00, pixel1234);
+ AdvSimd.Store(op + 0x10, pixel5678);
+
+ op += 0x20;
+ }
+
+ for (; x < width; x++)
+ {
+ Pixel* px = ip + (uint)x;
+
+ *(op + 0) = Downsample(px->R);
+ *(op + 1) = Downsample(px->G);
+ *(op + 2) = Downsample(px->B);
+ *(op + 3) = Downsample(px->A);
+
+ op += 4;
+ }
+
+ op += strideGap;
+ }
+ }
+ }
+ }
+ else
+ {
+ for (int y = 0; y < height; y++)
+ {
+ int baseOffs = y * stride;
+
+ for (int x = 0; x < width; x++)
+ {
+ int offs = baseOffs + x * 4;
+
+ dst[offs + 0] = Downsample(input.GetR(x, y));
+ dst[offs + 1] = Downsample(input.GetG(x, y));
+ dst[offs + 2] = Downsample(input.GetB(x, y));
+ dst[offs + 3] = Downsample(input.GetA(x, y));
+ }
+ }
+ }
+
+ bool outLinear = config.OutBlkKind == 0;
+
+ int gobBlocksInY = 1 << config.OutBlkHeight;
+
+ WriteBuffer(rm, dst, offsets.LumaOffset, outLinear, width, height, 4, gobBlocksInY);
+
+ rm.BufferPool.Return(dstIndex);
+ }
+
+ private unsafe static void WriteA8R8G8B8(ResourceManager rm, Surface input, ref OutputSurfaceConfig config, ref PlaneOffsets offsets)
+ {
+ int width = input.Width;
+ int height = input.Height;
+ int stride = GetPitch(width, 4);
+
+ int dstIndex = rm.BufferPool.Rent(height * stride, out Span<byte> dst);
+
+ if (Ssse3.IsSupported)
+ {
+ Vector128<byte> shuffleMask = Vector128.Create(
+ (byte)2, (byte)1, (byte)0, (byte)3,
+ (byte)6, (byte)5, (byte)4, (byte)7,
+ (byte)10, (byte)9, (byte)8, (byte)11,
+ (byte)14, (byte)13, (byte)12, (byte)15);
+
+ int widthTrunc = width & ~7;
+ int strideGap = stride - width * 4;
+
+ fixed (Pixel* srcPtr = input.Data)
+ {
+ Pixel* ip = srcPtr;
+
+ fixed (byte* dstPtr = dst)
+ {
+ byte* op = dstPtr;
+
+ for (int y = 0; y < height; y++, ip += input.Width)
+ {
+ int x = 0;
+
+ for (; x < widthTrunc; x += 8)
+ {
+ Vector128<ushort> pixel12 = Sse2.LoadVector128((ushort*)(ip + (uint)x));
+ Vector128<ushort> pixel34 = Sse2.LoadVector128((ushort*)(ip + (uint)x + 2));
+ Vector128<ushort> pixel56 = Sse2.LoadVector128((ushort*)(ip + (uint)x + 4));
+ Vector128<ushort> pixel78 = Sse2.LoadVector128((ushort*)(ip + (uint)x + 6));
+
+ pixel12 = Sse2.ShiftRightLogical(pixel12, 2);
+ pixel34 = Sse2.ShiftRightLogical(pixel34, 2);
+ pixel56 = Sse2.ShiftRightLogical(pixel56, 2);
+ pixel78 = Sse2.ShiftRightLogical(pixel78, 2);
+
+ Vector128<byte> pixel1234 = Sse2.PackUnsignedSaturate(pixel12.AsInt16(), pixel34.AsInt16());
+ Vector128<byte> pixel5678 = Sse2.PackUnsignedSaturate(pixel56.AsInt16(), pixel78.AsInt16());
+
+ pixel1234 = Ssse3.Shuffle(pixel1234, shuffleMask);
+ pixel5678 = Ssse3.Shuffle(pixel5678, shuffleMask);
+
+ Sse2.Store(op + 0x00, pixel1234);
+ Sse2.Store(op + 0x10, pixel5678);
+
+ op += 0x20;
+ }
+
+ for (; x < width; x++)
+ {
+ Pixel* px = ip + (uint)x;
+
+ *(op + 0) = Downsample(px->B);
+ *(op + 1) = Downsample(px->G);
+ *(op + 2) = Downsample(px->R);
+ *(op + 3) = Downsample(px->A);
+
+ op += 4;
+ }
+
+ op += strideGap;
+ }
+ }
+ }
+ }
+ else
+ {
+ for (int y = 0; y < height; y++)
+ {
+ int baseOffs = y * stride;
+
+ for (int x = 0; x < width; x++)
+ {
+ int offs = baseOffs + x * 4;
+
+ dst[offs + 0] = Downsample(input.GetB(x, y));
+ dst[offs + 1] = Downsample(input.GetG(x, y));
+ dst[offs + 2] = Downsample(input.GetR(x, y));
+ dst[offs + 3] = Downsample(input.GetA(x, y));
+ }
+ }
+ }
+
+ bool outLinear = config.OutBlkKind == 0;
+
+ int gobBlocksInY = 1 << config.OutBlkHeight;
+
+ WriteBuffer(rm, dst, offsets.LumaOffset, outLinear, width, height, 4, gobBlocksInY);
+
+ rm.BufferPool.Return(dstIndex);
+ }
+
+ private unsafe static void WriteNv12(ResourceManager rm, Surface input, ref OutputSurfaceConfig config, ref PlaneOffsets offsets)
+ {
+ int gobBlocksInY = 1 << config.OutBlkHeight;
+
+ bool outLinear = config.OutBlkKind == 0;
+
+ int width = Math.Min(config.OutLumaWidth + 1, input.Width);
+ int height = Math.Min(config.OutLumaHeight + 1, input.Height);
+ int yStride = GetPitch(config.OutLumaWidth + 1, 1);
+
+ int dstYIndex = rm.BufferPool.Rent((config.OutLumaHeight + 1) * yStride, out Span<byte> dstY);
+
+ if (Sse41.IsSupported)
+ {
+ Vector128<ushort> mask = Vector128.Create(0xffffUL).AsUInt16();
+
+ int widthTrunc = width & ~0xf;
+ int strideGap = yStride - width;
+
+ fixed (Pixel* srcPtr = input.Data)
+ {
+ Pixel* ip = srcPtr;
+
+ fixed (byte* dstPtr = dstY)
+ {
+ byte* op = dstPtr;
+
+ for (int y = 0; y < height; y++, ip += input.Width)
+ {
+ int x = 0;
+
+ for (; x < widthTrunc; x += 16)
+ {
+ byte* baseOffset = (byte*)(ip + (ulong)(uint)x);
+
+ Vector128<ushort> pixelp1 = Sse2.LoadVector128((ushort*)baseOffset);
+ Vector128<ushort> pixelp2 = Sse2.LoadVector128((ushort*)(baseOffset + 0x10));
+ Vector128<ushort> pixelp3 = Sse2.LoadVector128((ushort*)(baseOffset + 0x20));
+ Vector128<ushort> pixelp4 = Sse2.LoadVector128((ushort*)(baseOffset + 0x30));
+ Vector128<ushort> pixelp5 = Sse2.LoadVector128((ushort*)(baseOffset + 0x40));
+ Vector128<ushort> pixelp6 = Sse2.LoadVector128((ushort*)(baseOffset + 0x50));
+ Vector128<ushort> pixelp7 = Sse2.LoadVector128((ushort*)(baseOffset + 0x60));
+ Vector128<ushort> pixelp8 = Sse2.LoadVector128((ushort*)(baseOffset + 0x70));
+
+ pixelp1 = Sse2.And(pixelp1, mask);
+ pixelp2 = Sse2.And(pixelp2, mask);
+ pixelp3 = Sse2.And(pixelp3, mask);
+ pixelp4 = Sse2.And(pixelp4, mask);
+ pixelp5 = Sse2.And(pixelp5, mask);
+ pixelp6 = Sse2.And(pixelp6, mask);
+ pixelp7 = Sse2.And(pixelp7, mask);
+ pixelp8 = Sse2.And(pixelp8, mask);
+
+ Vector128<ushort> pixelq1 = Sse41.PackUnsignedSaturate(pixelp1.AsInt32(), pixelp2.AsInt32());
+ Vector128<ushort> pixelq2 = Sse41.PackUnsignedSaturate(pixelp3.AsInt32(), pixelp4.AsInt32());
+ Vector128<ushort> pixelq3 = Sse41.PackUnsignedSaturate(pixelp5.AsInt32(), pixelp6.AsInt32());
+ Vector128<ushort> pixelq4 = Sse41.PackUnsignedSaturate(pixelp7.AsInt32(), pixelp8.AsInt32());
+
+ pixelq1 = Sse41.PackUnsignedSaturate(pixelq1.AsInt32(), pixelq2.AsInt32());
+ pixelq2 = Sse41.PackUnsignedSaturate(pixelq3.AsInt32(), pixelq4.AsInt32());
+
+ pixelq1 = Sse2.ShiftRightLogical(pixelq1, 2);
+ pixelq2 = Sse2.ShiftRightLogical(pixelq2, 2);
+
+ Vector128<byte> pixel = Sse2.PackUnsignedSaturate(pixelq1.AsInt16(), pixelq2.AsInt16());
+
+ Sse2.Store(op, pixel);
+
+ op += 0x10;
+ }
+
+ for (; x < width; x++)
+ {
+ Pixel* px = ip + (uint)x;
+
+ *op++ = Downsample(px->R);
+ }
+
+ op += strideGap;
+ }
+ }
+ }
+ }
+ else if (AdvSimd.IsSupported)
+ {
+ Vector128<ushort> mask = Vector128.Create(0xffffUL).AsUInt16();
+
+ int widthTrunc = width & ~0xf;
+ int strideGap = yStride - width;
+
+ fixed (Pixel* srcPtr = input.Data)
+ {
+ Pixel* ip = srcPtr;
+
+ fixed (byte* dstPtr = dstY)
+ {
+ byte* op = dstPtr;
+
+ for (int y = 0; y < height; y++, ip += input.Width)
+ {
+ int x = 0;
+
+ for (; x < widthTrunc; x += 16)
+ {
+ byte* baseOffset = (byte*)(ip + (ulong)(uint)x);
+
+ Vector128<ushort> pixelp1 = AdvSimd.LoadVector128((ushort*)baseOffset);
+ Vector128<ushort> pixelp2 = AdvSimd.LoadVector128((ushort*)(baseOffset + 0x10));
+ Vector128<ushort> pixelp3 = AdvSimd.LoadVector128((ushort*)(baseOffset + 0x20));
+ Vector128<ushort> pixelp4 = AdvSimd.LoadVector128((ushort*)(baseOffset + 0x30));
+ Vector128<ushort> pixelp5 = AdvSimd.LoadVector128((ushort*)(baseOffset + 0x40));
+ Vector128<ushort> pixelp6 = AdvSimd.LoadVector128((ushort*)(baseOffset + 0x50));
+ Vector128<ushort> pixelp7 = AdvSimd.LoadVector128((ushort*)(baseOffset + 0x60));
+ Vector128<ushort> pixelp8 = AdvSimd.LoadVector128((ushort*)(baseOffset + 0x70));
+
+ pixelp1 = AdvSimd.And(pixelp1, mask);
+ pixelp2 = AdvSimd.And(pixelp2, mask);
+ pixelp3 = AdvSimd.And(pixelp3, mask);
+ pixelp4 = AdvSimd.And(pixelp4, mask);
+ pixelp5 = AdvSimd.And(pixelp5, mask);
+ pixelp6 = AdvSimd.And(pixelp6, mask);
+ pixelp7 = AdvSimd.And(pixelp7, mask);
+ pixelp8 = AdvSimd.And(pixelp8, mask);
+
+ Vector64<ushort> lowerp1 = AdvSimd.ExtractNarrowingLower(pixelp1.AsUInt32());
+ Vector64<ushort> lowerp3 = AdvSimd.ExtractNarrowingLower(pixelp3.AsUInt32());
+ Vector64<ushort> lowerp5 = AdvSimd.ExtractNarrowingLower(pixelp5.AsUInt32());
+ Vector64<ushort> lowerp7 = AdvSimd.ExtractNarrowingLower(pixelp7.AsUInt32());
+
+ Vector128<ushort> pixelq1 = AdvSimd.ExtractNarrowingUpper(lowerp1, pixelp2.AsUInt32());
+ Vector128<ushort> pixelq2 = AdvSimd.ExtractNarrowingUpper(lowerp3, pixelp4.AsUInt32());
+ Vector128<ushort> pixelq3 = AdvSimd.ExtractNarrowingUpper(lowerp5, pixelp6.AsUInt32());
+ Vector128<ushort> pixelq4 = AdvSimd.ExtractNarrowingUpper(lowerp7, pixelp8.AsUInt32());
+
+ Vector64<ushort> lowerq1 = AdvSimd.ExtractNarrowingLower(pixelq1.AsUInt32());
+ Vector64<ushort> lowerq3 = AdvSimd.ExtractNarrowingLower(pixelq3.AsUInt32());
+
+ pixelq1 = AdvSimd.ExtractNarrowingUpper(lowerq1, pixelq2.AsUInt32());
+ pixelq2 = AdvSimd.ExtractNarrowingUpper(lowerq3, pixelq4.AsUInt32());
+
+ pixelq1 = AdvSimd.ShiftRightLogical(pixelq1, 2);
+ pixelq2 = AdvSimd.ShiftRightLogical(pixelq2, 2);
+
+ Vector64<byte> pixelLower = AdvSimd.ExtractNarrowingLower(pixelq1.AsUInt16());
+
+ Vector128<byte> pixel = AdvSimd.ExtractNarrowingUpper(pixelLower, pixelq2.AsUInt16());
+
+ AdvSimd.Store(op, pixel);
+
+ op += 0x10;
+ }
+
+ for (; x < width; x++)
+ {
+ Pixel* px = ip + (uint)x;
+
+ *op++ = Downsample(px->R);
+ }
+
+ op += strideGap;
+ }
+ }
+ }
+ }
+ else
+ {
+ for (int y = 0; y < height; y++)
+ {
+ for (int x = 0; x < width; x++)
+ {
+ dstY[y * yStride + x] = Downsample(input.GetR(x, y));
+ }
+ }
+ }
+
+ WriteBuffer(
+ rm,
+ dstY,
+ offsets.LumaOffset,
+ outLinear,
+ config.OutLumaWidth + 1,
+ config.OutLumaHeight + 1,
+ 1,
+ gobBlocksInY);
+
+ rm.BufferPool.Return(dstYIndex);
+
+ int uvWidth = Math.Min(config.OutChromaWidth + 1, (width + 1) >> 1);
+ int uvHeight = Math.Min(config.OutChromaHeight + 1, (height + 1) >> 1);
+ int uvStride = GetPitch(config.OutChromaWidth + 1, 2);
+
+ int dstUvIndex = rm.BufferPool.Rent((config.OutChromaHeight + 1) * uvStride, out Span<byte> dstUv);
+
+ if (Sse2.IsSupported)
+ {
+ int widthTrunc = uvWidth & ~7;
+ int strideGap = uvStride - uvWidth * 2;
+
+ fixed (Pixel* srcPtr = input.Data)
+ {
+ Pixel* ip = srcPtr;
+
+ fixed (byte* dstPtr = dstUv)
+ {
+ byte* op = dstPtr;
+
+ for (int y = 0; y < uvHeight; y++, ip += input.Width * 2)
+ {
+ int x = 0;
+
+ for (; x < widthTrunc; x += 8)
+ {
+ byte* baseOffset = (byte*)ip + (ulong)(uint)x * 16;
+
+ Vector128<uint> pixel1 = Sse2.LoadScalarVector128((uint*)(baseOffset + 0x02));
+ Vector128<uint> pixel2 = Sse2.LoadScalarVector128((uint*)(baseOffset + 0x12));
+ Vector128<uint> pixel3 = Sse2.LoadScalarVector128((uint*)(baseOffset + 0x22));
+ Vector128<uint> pixel4 = Sse2.LoadScalarVector128((uint*)(baseOffset + 0x32));
+ Vector128<uint> pixel5 = Sse2.LoadScalarVector128((uint*)(baseOffset + 0x42));
+ Vector128<uint> pixel6 = Sse2.LoadScalarVector128((uint*)(baseOffset + 0x52));
+ Vector128<uint> pixel7 = Sse2.LoadScalarVector128((uint*)(baseOffset + 0x62));
+ Vector128<uint> pixel8 = Sse2.LoadScalarVector128((uint*)(baseOffset + 0x72));
+
+ Vector128<uint> pixel12 = Sse2.UnpackLow(pixel1, pixel2);
+ Vector128<uint> pixel34 = Sse2.UnpackLow(pixel3, pixel4);
+ Vector128<uint> pixel56 = Sse2.UnpackLow(pixel5, pixel6);
+ Vector128<uint> pixel78 = Sse2.UnpackLow(pixel7, pixel8);
+
+ Vector128<ulong> pixel1234 = Sse2.UnpackLow(pixel12.AsUInt64(), pixel34.AsUInt64());
+ Vector128<ulong> pixel5678 = Sse2.UnpackLow(pixel56.AsUInt64(), pixel78.AsUInt64());
+
+ pixel1234 = Sse2.ShiftRightLogical(pixel1234, 2);
+ pixel5678 = Sse2.ShiftRightLogical(pixel5678, 2);
+
+ Vector128<byte> pixel = Sse2.PackUnsignedSaturate(pixel1234.AsInt16(), pixel5678.AsInt16());
+
+ Sse2.Store(op, pixel);
+
+ op += 0x10;
+ }
+
+ for (; x < uvWidth; x++)
+ {
+ Pixel* px = ip + (uint)(x << 1);
+
+ *op++ = Downsample(px->G);
+ *op++ = Downsample(px->B);
+ }
+
+ op += strideGap;
+ }
+ }
+ }
+ }
+ else if (AdvSimd.Arm64.IsSupported)
+ {
+ int widthTrunc = uvWidth & ~7;
+ int strideGap = uvStride - uvWidth * 2;
+
+ fixed (Pixel* srcPtr = input.Data)
+ {
+ Pixel* ip = srcPtr;
+
+ fixed (byte* dstPtr = dstUv)
+ {
+ byte* op = dstPtr;
+
+ for (int y = 0; y < uvHeight; y++, ip += input.Width * 2)
+ {
+ int x = 0;
+
+ for (; x < widthTrunc; x += 8)
+ {
+ byte* baseOffset = (byte*)ip + (ulong)(uint)x * 16;
+
+ Vector128<uint> pixel1 = AdvSimd.LoadAndReplicateToVector128((uint*)(baseOffset + 0x02));
+ Vector128<uint> pixel2 = AdvSimd.LoadAndReplicateToVector128((uint*)(baseOffset + 0x12));
+ Vector128<uint> pixel3 = AdvSimd.LoadAndReplicateToVector128((uint*)(baseOffset + 0x22));
+ Vector128<uint> pixel4 = AdvSimd.LoadAndReplicateToVector128((uint*)(baseOffset + 0x32));
+ Vector128<uint> pixel5 = AdvSimd.LoadAndReplicateToVector128((uint*)(baseOffset + 0x42));
+ Vector128<uint> pixel6 = AdvSimd.LoadAndReplicateToVector128((uint*)(baseOffset + 0x52));
+ Vector128<uint> pixel7 = AdvSimd.LoadAndReplicateToVector128((uint*)(baseOffset + 0x62));
+ Vector128<uint> pixel8 = AdvSimd.LoadAndReplicateToVector128((uint*)(baseOffset + 0x72));
+
+ Vector128<uint> pixel12 = AdvSimd.Arm64.ZipLow(pixel1, pixel2);
+ Vector128<uint> pixel34 = AdvSimd.Arm64.ZipLow(pixel3, pixel4);
+ Vector128<uint> pixel56 = AdvSimd.Arm64.ZipLow(pixel5, pixel6);
+ Vector128<uint> pixel78 = AdvSimd.Arm64.ZipLow(pixel7, pixel8);
+
+ Vector128<ulong> pixel1234 = AdvSimd.Arm64.ZipLow(pixel12.AsUInt64(), pixel34.AsUInt64());
+ Vector128<ulong> pixel5678 = AdvSimd.Arm64.ZipLow(pixel56.AsUInt64(), pixel78.AsUInt64());
+
+ pixel1234 = AdvSimd.ShiftRightLogical(pixel1234, 2);
+ pixel5678 = AdvSimd.ShiftRightLogical(pixel5678, 2);
+
+ Vector64<byte> pixelLower = AdvSimd.ExtractNarrowingLower(pixel1234.AsUInt16());
+
+ Vector128<byte> pixel = AdvSimd.ExtractNarrowingUpper(pixelLower, pixel5678.AsUInt16());
+
+ AdvSimd.Store(op, pixel);
+
+ op += 0x10;
+ }
+
+ for (; x < uvWidth; x++)
+ {
+ Pixel* px = ip + (uint)(x << 1);
+
+ *op++ = Downsample(px->G);
+ *op++ = Downsample(px->B);
+ }
+
+ op += strideGap;
+ }
+ }
+ }
+ }
+ else
+ {
+ for (int y = 0; y < uvHeight; y++)
+ {
+ for (int x = 0; x < uvWidth; x++)
+ {
+ int xx = x << 1;
+ int yy = y << 1;
+
+ int uvOffs = y * uvStride + xx;
+
+ dstUv[uvOffs + 0] = Downsample(input.GetG(xx, yy));
+ dstUv[uvOffs + 1] = Downsample(input.GetB(xx, yy));
+ }
+ }
+ }
+
+ WriteBuffer(
+ rm,
+ dstUv,
+ offsets.ChromaUOffset,
+ outLinear,
+ config.OutChromaWidth + 1,
+ config.OutChromaHeight + 1, 2,
+ gobBlocksInY);
+
+ rm.BufferPool.Return(dstUvIndex);
+ }
+
+ private static void WriteBuffer(
+ ResourceManager rm,
+ ReadOnlySpan<byte> src,
+ uint offset,
+ bool linear,
+ int width,
+ int height,
+ int bytesPerPixel,
+ int gobBlocksInY)
+ {
+ if (linear)
+ {
+ rm.Gmm.WriteMapped(ExtendOffset(offset), src);
+ return;
+ }
+
+ WriteBuffer(rm, src, offset, width, height, bytesPerPixel, gobBlocksInY);
+ }
+
+ private static void WriteBuffer(
+ ResourceManager rm,
+ ReadOnlySpan<byte> src,
+ uint offset,
+ int width,
+ int height,
+ int bytesPerPixel,
+ int gobBlocksInY)
+ {
+ int outSize = GetBlockLinearSize(width, height, bytesPerPixel, gobBlocksInY);
+ int dstStride = GetPitch(width, bytesPerPixel);
+
+ int dstIndex = rm.BufferPool.Rent(outSize, out Span<byte> dst);
+
+ LayoutConverter.ConvertLinearToBlockLinear(dst, width, height, dstStride, bytesPerPixel, gobBlocksInY, src);
+
+ rm.Gmm.WriteMapped(ExtendOffset(offset), dst);
+
+ rm.BufferPool.Return(dstIndex);
+ }
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2026-01-06 10:40:03 +0000