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authorTSR Berry <20988865+TSRBerry@users.noreply.github.com>2023-04-08 01:22:00 +0200
committerMary <thog@protonmail.com>2023-04-27 23:51:14 +0200
commitcee712105850ac3385cd0091a923438167433f9f (patch)
tree4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /Ryujinx.Graphics.Nvdec/Vp9Decoder.cs
parentcd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff)
Move solution and projects to src
Diffstat (limited to 'Ryujinx.Graphics.Nvdec/Vp9Decoder.cs')
-rw-r--r--Ryujinx.Graphics.Nvdec/Vp9Decoder.cs90
1 files changed, 0 insertions, 90 deletions
diff --git a/Ryujinx.Graphics.Nvdec/Vp9Decoder.cs b/Ryujinx.Graphics.Nvdec/Vp9Decoder.cs
deleted file mode 100644
index 9bb3529e..00000000
--- a/Ryujinx.Graphics.Nvdec/Vp9Decoder.cs
+++ /dev/null
@@ -1,90 +0,0 @@
-using Ryujinx.Common;
-using Ryujinx.Graphics.Gpu.Memory;
-using Ryujinx.Graphics.Nvdec.Image;
-using Ryujinx.Graphics.Nvdec.Types.Vp9;
-using Ryujinx.Graphics.Nvdec.Vp9;
-using Ryujinx.Graphics.Video;
-using System;
-using System.Runtime.CompilerServices;
-using System.Runtime.InteropServices;
-using static Ryujinx.Graphics.Nvdec.MemoryExtensions;
-
-namespace Ryujinx.Graphics.Nvdec
-{
- static class Vp9Decoder
- {
- private static Decoder _decoder = new Decoder();
-
- public unsafe static void Decode(ResourceManager rm, ref NvdecRegisters state)
- {
- PictureInfo pictureInfo = rm.Gmm.DeviceRead<PictureInfo>(state.SetDrvPicSetupOffset);
- EntropyProbs entropy = rm.Gmm.DeviceRead<EntropyProbs>(state.Vp9SetProbTabBufOffset);
-
- ISurface Rent(uint lumaOffset, uint chromaOffset, FrameSize size)
- {
- return rm.Cache.Get(_decoder, lumaOffset, chromaOffset, size.Width, size.Height);
- }
-
- ISurface lastSurface = Rent(state.SetPictureLumaOffset[0], state.SetPictureChromaOffset[0], pictureInfo.LastFrameSize);
- ISurface goldenSurface = Rent(state.SetPictureLumaOffset[1], state.SetPictureChromaOffset[1], pictureInfo.GoldenFrameSize);
- ISurface altSurface = Rent(state.SetPictureLumaOffset[2], state.SetPictureChromaOffset[2], pictureInfo.AltFrameSize);
- ISurface currentSurface = Rent(state.SetPictureLumaOffset[3], state.SetPictureChromaOffset[3], pictureInfo.CurrentFrameSize);
-
- Vp9PictureInfo info = pictureInfo.Convert();
-
- info.LastReference = lastSurface;
- info.GoldenReference = goldenSurface;
- info.AltReference = altSurface;
-
- entropy.Convert(ref info.Entropy);
-
- ReadOnlySpan<byte> bitstream = rm.Gmm.DeviceGetSpan(state.SetInBufBaseOffset, (int)pictureInfo.BitstreamSize);
-
- ReadOnlySpan<Vp9MvRef> mvsIn = ReadOnlySpan<Vp9MvRef>.Empty;
-
- if (info.UsePrevInFindMvRefs)
- {
- mvsIn = GetMvsInput(rm.Gmm, pictureInfo.CurrentFrameSize, state.Vp9SetColMvReadBufOffset);
- }
-
- int miCols = BitUtils.DivRoundUp(pictureInfo.CurrentFrameSize.Width, 8);
- int miRows = BitUtils.DivRoundUp(pictureInfo.CurrentFrameSize.Height, 8);
-
- using var mvsRegion = rm.Gmm.GetWritableRegion(ExtendOffset(state.Vp9SetColMvWriteBufOffset), miRows * miCols * 16);
-
- Span<Vp9MvRef> mvsOut = MemoryMarshal.Cast<byte, Vp9MvRef>(mvsRegion.Memory.Span);
-
- uint lumaOffset = state.SetPictureLumaOffset[3];
- uint chromaOffset = state.SetPictureChromaOffset[3];
-
- if (_decoder.Decode(ref info, currentSurface, bitstream, mvsIn, mvsOut))
- {
- SurfaceWriter.Write(rm.Gmm, currentSurface, lumaOffset, chromaOffset);
- }
-
- WriteBackwardUpdates(rm.Gmm, state.Vp9SetCtxCounterBufOffset, ref info.BackwardUpdateCounts);
-
- rm.Cache.Put(lastSurface);
- rm.Cache.Put(goldenSurface);
- rm.Cache.Put(altSurface);
- rm.Cache.Put(currentSurface);
- }
-
- private static ReadOnlySpan<Vp9MvRef> GetMvsInput(MemoryManager gmm, FrameSize size, uint offset)
- {
- int miCols = BitUtils.DivRoundUp(size.Width, 8);
- int miRows = BitUtils.DivRoundUp(size.Height, 8);
-
- return MemoryMarshal.Cast<byte, Vp9MvRef>(gmm.DeviceGetSpan(offset, miRows * miCols * 16));
- }
-
- private static void WriteBackwardUpdates(MemoryManager gmm, uint offset, ref Vp9BackwardUpdates counts)
- {
- using var backwardUpdatesRegion = gmm.GetWritableRegion(ExtendOffset(offset), Unsafe.SizeOf<BackwardUpdates>());
-
- ref var backwardUpdates = ref MemoryMarshal.Cast<byte, BackwardUpdates>(backwardUpdatesRegion.Memory.Span)[0];
-
- backwardUpdates = new BackwardUpdates(ref counts);
- }
- }
-}