Move solution and projects to src

src/Ryujinx.Graphics.Video/FrameField.cs

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+namespace Ryujinx.Graphics.Video
+{
+    public enum FrameField
+    {
+        Progressive,
+        Interlaced
+    }
+}

src/Ryujinx.Graphics.Video/H264PictureInfo.cs

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+using Ryujinx.Common.Memory;
+
+namespace Ryujinx.Graphics.Video
+{
+    public struct H264PictureInfo
+    {
+        public Array2<int> FieldOrderCnt;
+        public bool IsReference;
+        public ushort ChromaFormatIdc;
+        public ushort FrameNum;
+        public bool FieldPicFlag;
+        public bool BottomFieldFlag;
+        public uint NumRefFrames;
+        public bool MbAdaptiveFrameFieldFlag;
+        public bool ConstrainedIntraPredFlag;
+        public bool WeightedPredFlag;
+        public uint WeightedBipredIdc;
+        public bool FrameMbsOnlyFlag;
+        public bool Transform8x8ModeFlag;
+        public int ChromaQpIndexOffset;
+        public int SecondChromaQpIndexOffset;
+        public int PicInitQpMinus26;
+        public uint NumRefIdxL0ActiveMinus1;
+        public uint NumRefIdxL1ActiveMinus1;
+        public uint Log2MaxFrameNumMinus4;
+        public uint PicOrderCntType;
+        public uint Log2MaxPicOrderCntLsbMinus4;
+        public bool DeltaPicOrderAlwaysZeroFlag;
+        public bool Direct8x8InferenceFlag;
+        public bool EntropyCodingModeFlag;
+        public bool PicOrderPresentFlag;
+        public bool DeblockingFilterControlPresentFlag;
+        public bool RedundantPicCntPresentFlag;
+        public uint NumSliceGroupsMinus1;
+        public uint SliceGroupMapType;
+        public uint SliceGroupChangeRateMinus1;
+        // TODO: Slice group map
+        public bool FmoAsoEnable;
+        public bool ScalingMatrixPresent;
+        public Array6<Array16<byte>> ScalingLists4x4;
+        public Array2<Array64<byte>> ScalingLists8x8;
+        public uint FrameType;
+        public uint PicWidthInMbsMinus1;
+        public uint PicHeightInMapUnitsMinus1;
+        public bool QpprimeYZeroTransformBypassFlag;
+    }
+}

src/Ryujinx.Graphics.Video/IDecoder.cs

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+using System;
+
+namespace Ryujinx.Graphics.Video
+{
+    public interface IDecoder : IDisposable
+    {
+        bool IsHardwareAccelerated { get; }
+
+        ISurface CreateSurface(int width, int height);
+    }
+}

src/Ryujinx.Graphics.Video/IH264Decoder.cs

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+using System;
+
+namespace Ryujinx.Graphics.Video
+{
+    public interface IH264Decoder : IDecoder
+    {
+        bool Decode(ref H264PictureInfo pictureInfo, ISurface output, ReadOnlySpan<byte> bitstream);
+    }
+}

src/Ryujinx.Graphics.Video/ISurface.cs

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+using System;
+
+namespace Ryujinx.Graphics.Video
+{
+    public interface ISurface : IDisposable
+    {
+        Plane YPlane { get; }
+        Plane UPlane { get; }
+        Plane VPlane { get; }
+
+        FrameField Field { get; }
+
+        int Width { get; }
+        int Height { get; }
+        int Stride { get; }
+        int UvWidth { get; }
+        int UvHeight { get; }
+        int UvStride { get; }
+    }
+}

src/Ryujinx.Graphics.Video/IVp9Decoder.cs

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+using System;
+
+namespace Ryujinx.Graphics.Video
+{
+    public interface IVp9Decoder : IDecoder
+    {
+        bool Decode(
+            ref Vp9PictureInfo pictureInfo,
+            ISurface output,
+            ReadOnlySpan<byte> bitstream,
+            ReadOnlySpan<Vp9MvRef> mvsIn,
+            Span<Vp9MvRef> mvsOut);
+    }
+}

src/Ryujinx.Graphics.Video/Plane.cs

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+using System;
+
+namespace Ryujinx.Graphics.Video
+{
+    public readonly record struct Plane(IntPtr Pointer, int Length);
+}

src/Ryujinx.Graphics.Video/Ryujinx.Graphics.Video.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net7.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Ryujinx.Common\Ryujinx.Common.csproj" />
+  </ItemGroup>
+
+</Project>

src/Ryujinx.Graphics.Video/Vp8PictureInfo.cs

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+namespace Ryujinx.Graphics.Video
+{
+    public ref struct Vp8PictureInfo
+    {
+        public bool KeyFrame;
+        public uint FirstPartSize;
+        public uint Version;
+        public ushort FrameWidth;
+        public ushort FrameHeight;
+    }
+}

src/Ryujinx.Graphics.Video/Vp9BackwardUpdates.cs

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+using Ryujinx.Common.Memory;
+
+namespace Ryujinx.Graphics.Video
+{
+    public struct Vp9BackwardUpdates
+    {
+        public Array4<Array10<uint>> YMode;
+        public Array10<Array10<uint>> UvMode;
+        public Array16<Array4<uint>> Partition;
+        public Array4<Array2<Array2<Array6<Array6<Array4<uint>>>>>> Coef;
+        public Array4<Array2<Array2<Array6<Array6<uint>>>>> EobBranch;
+        public Array4<Array3<uint>> SwitchableInterp;
+        public Array7<Array4<uint>> InterMode;
+        public Array4<Array2<uint>> IntraInter;
+        public Array5<Array2<uint>> CompInter;
+        public Array5<Array2<Array2<uint>>> SingleRef;
+        public Array5<Array2<uint>> CompRef;
+        public Array2<Array4<uint>> Tx32x32;
+        public Array2<Array3<uint>> Tx16x16;
+        public Array2<Array2<uint>> Tx8x8;
+        public Array3<Array2<uint>> Skip;
+        public Array4<uint> Joints;
+        public Array2<Array2<uint>> Sign;
+        public Array2<Array11<uint>> Classes;
+        public Array2<Array2<uint>> Class0;
+        public Array2<Array10<Array2<uint>>> Bits;
+        public Array2<Array2<Array4<uint>>> Class0Fp;
+        public Array2<Array4<uint>> Fp;
+        public Array2<Array2<uint>> Class0Hp;
+        public Array2<Array2<uint>> Hp;
+    }
+}

src/Ryujinx.Graphics.Video/Vp9EntropyProbs.cs

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+using Ryujinx.Common.Memory;
+
+namespace Ryujinx.Graphics.Video
+{
+    public struct Vp9EntropyProbs
+    {
+        public Array10<Array10<Array9<byte>>> KfYModeProb;
+        public Array7<byte> SegTreeProb;
+        public Array3<byte> SegPredProb;
+        public Array10<Array9<byte>> KfUvModeProb;
+        public Array4<Array9<byte>> YModeProb;
+        public Array10<Array9<byte>> UvModeProb;
+        public Array16<Array3<byte>> KfPartitionProb;
+        public Array16<Array3<byte>> PartitionProb;
+        public Array4<Array2<Array2<Array6<Array6<Array3<byte>>>>>> CoefProbs;
+        public Array4<Array2<byte>> SwitchableInterpProb;
+        public Array7<Array3<byte>> InterModeProb;
+        public Array4<byte> IntraInterProb;
+        public Array5<byte> CompInterProb;
+        public Array5<Array2<byte>> SingleRefProb;
+        public Array5<byte> CompRefProb;
+        public Array2<Array3<byte>> Tx32x32Prob;
+        public Array2<Array2<byte>> Tx16x16Prob;
+        public Array2<Array1<byte>> Tx8x8Prob;
+        public Array3<byte> SkipProb;
+        public Array3<byte> Joints;
+        public Array2<byte> Sign;
+        public Array2<Array10<byte>> Classes;
+        public Array2<Array1<byte>> Class0;
+        public Array2<Array10<byte>> Bits;
+        public Array2<Array2<Array3<byte>>> Class0Fp;
+        public Array2<Array3<byte>> Fp;
+        public Array2<byte> Class0Hp;
+        public Array2<byte> Hp;
+    }
+}

src/Ryujinx.Graphics.Video/Vp9Mv.cs

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+namespace Ryujinx.Graphics.Video
+{
+    public struct Vp9Mv
+    {
+        public short Row;
+        public short Col;
+    }
+}

src/Ryujinx.Graphics.Video/Vp9MvRef.cs

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+using Ryujinx.Common.Memory;
+
+namespace Ryujinx.Graphics.Video
+{
+    // This must match the structure used by NVDEC, do not modify.
+    public struct Vp9MvRef
+    {
+        public Array2<Vp9Mv> Mvs;
+        public Array2<int> RefFrames;
+    }
+}

src/Ryujinx.Graphics.Video/Vp9PictureInfo.cs

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+using Ryujinx.Common.Memory;
+
+namespace Ryujinx.Graphics.Video
+{
+    public ref struct Vp9PictureInfo
+    {
+        public ISurface LastReference;
+        public ISurface GoldenReference;
+        public ISurface AltReference;
+        public bool IsKeyFrame;
+        public bool IntraOnly;
+        public Array4<sbyte> RefFrameSignBias;
+        public int BaseQIndex;
+        public int YDcDeltaQ;
+        public int UvDcDeltaQ;
+        public int UvAcDeltaQ;
+        public bool Lossless;
+        public int TransformMode;
+        public bool AllowHighPrecisionMv;
+        public int InterpFilter;
+        public int ReferenceMode;
+        public sbyte CompFixedRef;
+        public Array2<sbyte> CompVarRef;
+        public int Log2TileCols;
+        public int Log2TileRows;
+        public bool SegmentEnabled;
+        public bool SegmentMapUpdate;
+        public bool SegmentMapTemporalUpdate;
+        public int SegmentAbsDelta;
+        public Array8<uint> SegmentFeatureEnable;
+        public Array8<Array4<short>> SegmentFeatureData;
+        public bool ModeRefDeltaEnabled;
+        public bool UsePrevInFindMvRefs;
+        public Array4<sbyte> RefDeltas;
+        public Array2<sbyte> ModeDeltas;
+        public Vp9EntropyProbs Entropy;
+        public Vp9BackwardUpdates BackwardUpdateCounts;
+    }
+}