diff --git a/Ryujinx.Graphics.Gpu/GpuContext.cs b/Ryujinx.Graphics.Gpu/GpuContext.cs
index 034cc065b..b644c54dd 100644
--- a/Ryujinx.Graphics.Gpu/GpuContext.cs
+++ b/Ryujinx.Graphics.Gpu/GpuContext.cs
@@ -28,7 +28,7 @@ namespace Ryujinx.Graphics.Gpu
///
/// GPU memory accessor.
///
- internal MemoryAccessor MemoryAccessor { get; }
+ public MemoryAccessor MemoryAccessor { get; }
///
/// GPU engine methods processing.
diff --git a/Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs b/Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs
index a0247acfe..3cbbd2536 100644
--- a/Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs
+++ b/Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs
@@ -6,7 +6,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
///
/// GPU mapped memory accessor.
///
- class MemoryAccessor
+ public class MemoryAccessor
{
private GpuContext _context;
@@ -19,6 +19,17 @@ namespace Ryujinx.Graphics.Gpu.Memory
_context = context;
}
+ ///
+ /// Reads a byte array from GPU mapped memory.
+ ///
+ /// GPU virtual address where the data is located
+ /// Size of the data in bytes
+ /// Byte array with the data
+ public byte[] ReadBytes(ulong gpuVa, ulong size)
+ {
+ return Read(gpuVa, size).ToArray();
+ }
+
///
/// Reads data from GPU mapped memory.
/// This reads as much data as possible, up to the specified maximum size.
@@ -62,6 +73,30 @@ namespace Ryujinx.Graphics.Gpu.Memory
return BitConverter.ToInt32(_context.PhysicalMemory.Read(processVa, 4));
}
+ ///
+ /// Reads a 64-bits unsigned integer from GPU mapped memory.
+ ///
+ /// GPU virtual address where the value is located
+ /// The value at the specified memory location
+ public ulong ReadUInt64(ulong gpuVa)
+ {
+ ulong processVa = _context.MemoryManager.Translate(gpuVa);
+
+ return BitConverter.ToUInt64(_context.PhysicalMemory.Read(processVa, 8));
+ }
+
+ ///
+ /// Reads a 8-bits unsigned integer from GPU mapped memory.
+ ///
+ /// GPU virtual address where the value is located
+ /// The value to be written
+ public void WriteByte(ulong gpuVa, byte value)
+ {
+ ulong processVa = _context.MemoryManager.Translate(gpuVa);
+
+ _context.PhysicalMemory.Write(processVa, MemoryMarshal.CreateSpan(ref value, 1));
+ }
+
///
/// Writes a 32-bits signed integer to GPU mapped memory.
///
diff --git a/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs b/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs
index 62ab0e475..33be04d39 100644
--- a/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs
+++ b/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs
@@ -252,7 +252,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
///
/// GPU virtual address to be translated
/// CPU virtual address
- internal ulong Translate(ulong gpuVa)
+ public ulong Translate(ulong gpuVa)
{
ulong baseAddress = GetPte(gpuVa);
diff --git a/Ryujinx.Graphics.Nvdec/CdmaProcessor.cs b/Ryujinx.Graphics.Nvdec/CdmaProcessor.cs
new file mode 100644
index 000000000..c54a95f9b
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/CdmaProcessor.cs
@@ -0,0 +1,103 @@
+using Ryujinx.Graphics.Gpu;
+using Ryujinx.Graphics.VDec;
+using Ryujinx.Graphics.Vic;
+using System.Collections.Generic;
+
+namespace Ryujinx.Graphics
+{
+ public class CdmaProcessor
+ {
+ private const int MethSetMethod = 0x10;
+ private const int MethSetData = 0x11;
+
+ private readonly VideoDecoder _videoDecoder;
+ private readonly VideoImageComposer _videoImageComposer;
+
+ public CdmaProcessor()
+ {
+ _videoDecoder = new VideoDecoder();
+ _videoImageComposer = new VideoImageComposer(_videoDecoder);
+ }
+
+ public void PushCommands(GpuContext gpu, int[] cmdBuffer)
+ {
+ List commands = new List();
+
+ ChClassId currentClass = 0;
+
+ for (int index = 0; index < cmdBuffer.Length; index++)
+ {
+ int cmd = cmdBuffer[index];
+
+ int value = (cmd >> 0) & 0xffff;
+ int methodOffset = (cmd >> 16) & 0xfff;
+
+ ChSubmissionMode submissionMode = (ChSubmissionMode)((cmd >> 28) & 0xf);
+
+ switch (submissionMode)
+ {
+ case ChSubmissionMode.SetClass: currentClass = (ChClassId)(value >> 6); break;
+
+ case ChSubmissionMode.Incrementing:
+ {
+ int count = value;
+
+ for (int argIdx = 0; argIdx < count; argIdx++)
+ {
+ int argument = cmdBuffer[++index];
+
+ commands.Add(new ChCommand(currentClass, methodOffset + argIdx, argument));
+ }
+
+ break;
+ }
+
+ case ChSubmissionMode.NonIncrementing:
+ {
+ int count = value;
+
+ int[] arguments = new int[count];
+
+ for (int argIdx = 0; argIdx < count; argIdx++)
+ {
+ arguments[argIdx] = cmdBuffer[++index];
+ }
+
+ commands.Add(new ChCommand(currentClass, methodOffset, arguments));
+
+ break;
+ }
+ }
+ }
+
+ ProcessCommands(gpu, commands.ToArray());
+ }
+
+ private void ProcessCommands(GpuContext gpu, ChCommand[] commands)
+ {
+ int methodOffset = 0;
+
+ foreach (ChCommand command in commands)
+ {
+ switch (command.MethodOffset)
+ {
+ case MethSetMethod: methodOffset = command.Arguments[0]; break;
+
+ case MethSetData:
+ {
+ if (command.ClassId == ChClassId.NvDec)
+ {
+ _videoDecoder.Process(gpu, methodOffset, command.Arguments);
+ }
+ else if (command.ClassId == ChClassId.GraphicsVic)
+ {
+ _videoImageComposer.Process(gpu, methodOffset, command.Arguments);
+ }
+
+ break;
+ }
+ }
+ }
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/ChClassId.cs b/Ryujinx.Graphics.Nvdec/ChClassId.cs
new file mode 100644
index 000000000..115f0b89c
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/ChClassId.cs
@@ -0,0 +1,20 @@
+namespace Ryujinx.Graphics
+{
+ enum ChClassId
+ {
+ Host1X = 0x1,
+ VideoEncodeMpeg = 0x20,
+ VideoEncodeNvEnc = 0x21,
+ VideoStreamingVi = 0x30,
+ VideoStreamingIsp = 0x32,
+ VideoStreamingIspB = 0x34,
+ VideoStreamingViI2c = 0x36,
+ GraphicsVic = 0x5d,
+ Graphics3D = 0x60,
+ GraphicsGpu = 0x61,
+ Tsec = 0xe0,
+ TsecB = 0xe1,
+ NvJpg = 0xc0,
+ NvDec = 0xf0
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/ChCommandEntry.cs b/Ryujinx.Graphics.Nvdec/ChCommandEntry.cs
new file mode 100644
index 000000000..b01b77eda
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/ChCommandEntry.cs
@@ -0,0 +1,18 @@
+namespace Ryujinx.Graphics
+{
+ struct ChCommand
+ {
+ public ChClassId ClassId { get; private set; }
+
+ public int MethodOffset { get; private set; }
+
+ public int[] Arguments { get; private set; }
+
+ public ChCommand(ChClassId classId, int methodOffset, params int[] arguments)
+ {
+ ClassId = classId;
+ MethodOffset = methodOffset;
+ Arguments = arguments;
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/ChSubmissionMode.cs b/Ryujinx.Graphics.Nvdec/ChSubmissionMode.cs
new file mode 100644
index 000000000..5c6530196
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/ChSubmissionMode.cs
@@ -0,0 +1,13 @@
+namespace Ryujinx.Graphics
+{
+ enum ChSubmissionMode
+ {
+ SetClass = 0,
+ Incrementing = 1,
+ NonIncrementing = 2,
+ Mask = 3,
+ Immediate = 4,
+ Restart = 5,
+ Gather = 6
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/Ryujinx.Graphics.Nvdec.csproj b/Ryujinx.Graphics.Nvdec/Ryujinx.Graphics.Nvdec.csproj
new file mode 100644
index 000000000..a7bffeb6a
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/Ryujinx.Graphics.Nvdec.csproj
@@ -0,0 +1,23 @@
+
+
+
+ netcoreapp3.1
+
+
+
+ true
+
+
+
+ true
+
+
+
+
+
+
+
+
+
+
+
diff --git a/Ryujinx.Graphics.Nvdec/VDec/BitStreamWriter.cs b/Ryujinx.Graphics.Nvdec/VDec/BitStreamWriter.cs
new file mode 100644
index 000000000..db2d39e59
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/BitStreamWriter.cs
@@ -0,0 +1,75 @@
+using System.IO;
+
+namespace Ryujinx.Graphics.VDec
+{
+ class BitStreamWriter
+ {
+ private const int BufferSize = 8;
+
+ private Stream _baseStream;
+
+ private int _buffer;
+ private int _bufferPos;
+
+ public BitStreamWriter(Stream baseStream)
+ {
+ _baseStream = baseStream;
+ }
+
+ public void WriteBit(bool value)
+ {
+ WriteBits(value ? 1 : 0, 1);
+ }
+
+ public void WriteBits(int value, int valueSize)
+ {
+ int valuePos = 0;
+
+ int remaining = valueSize;
+
+ while (remaining > 0)
+ {
+ int copySize = remaining;
+
+ int free = GetFreeBufferBits();
+
+ if (copySize > free)
+ {
+ copySize = free;
+ }
+
+ int mask = (1 << copySize) - 1;
+
+ int srcShift = (valueSize - valuePos) - copySize;
+ int dstShift = (BufferSize - _bufferPos) - copySize;
+
+ _buffer |= ((value >> srcShift) & mask) << dstShift;
+
+ valuePos += copySize;
+ _bufferPos += copySize;
+ remaining -= copySize;
+ }
+ }
+
+ private int GetFreeBufferBits()
+ {
+ if (_bufferPos == BufferSize)
+ {
+ Flush();
+ }
+
+ return BufferSize - _bufferPos;
+ }
+
+ public void Flush()
+ {
+ if (_bufferPos != 0)
+ {
+ _baseStream.WriteByte((byte)_buffer);
+
+ _buffer = 0;
+ _bufferPos = 0;
+ }
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/DecoderHelper.cs b/Ryujinx.Graphics.Nvdec/VDec/DecoderHelper.cs
new file mode 100644
index 000000000..4f17d8d10
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/DecoderHelper.cs
@@ -0,0 +1,17 @@
+using System;
+
+namespace Ryujinx.Graphics.VDec
+{
+ static class DecoderHelper
+ {
+ public static byte[] Combine(byte[] arr0, byte[] arr1)
+ {
+ byte[] output = new byte[arr0.Length + arr1.Length];
+
+ Buffer.BlockCopy(arr0, 0, output, 0, arr0.Length);
+ Buffer.BlockCopy(arr1, 0, output, arr0.Length, arr1.Length);
+
+ return output;
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/FFmpeg.cs b/Ryujinx.Graphics.Nvdec/VDec/FFmpeg.cs
new file mode 100644
index 000000000..ccd01f0d3
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/FFmpeg.cs
@@ -0,0 +1,168 @@
+using FFmpeg.AutoGen;
+using System;
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.Graphics.VDec
+{
+ static unsafe class FFmpegWrapper
+ {
+ private static AVCodec* _codec;
+ private static AVCodecContext* _context;
+ private static AVFrame* _frame;
+ private static SwsContext* _scalerCtx;
+
+ private static int _scalerWidth;
+ private static int _scalerHeight;
+
+ public static bool IsInitialized { get; private set; }
+
+ public static void H264Initialize()
+ {
+ EnsureCodecInitialized(AVCodecID.AV_CODEC_ID_H264);
+ }
+
+ public static void Vp9Initialize()
+ {
+ EnsureCodecInitialized(AVCodecID.AV_CODEC_ID_VP9);
+ }
+
+ private static void EnsureCodecInitialized(AVCodecID codecId)
+ {
+ if (IsInitialized)
+ {
+ Uninitialize();
+ }
+
+ _codec = ffmpeg.avcodec_find_decoder(codecId);
+ _context = ffmpeg.avcodec_alloc_context3(_codec);
+ _frame = ffmpeg.av_frame_alloc();
+
+ ffmpeg.avcodec_open2(_context, _codec, null);
+
+ IsInitialized = true;
+ }
+
+ public static int DecodeFrame(byte[] data)
+ {
+ if (!IsInitialized)
+ {
+ throw new InvalidOperationException("Tried to use uninitialized codec!");
+ }
+
+ AVPacket packet;
+
+ ffmpeg.av_init_packet(&packet);
+
+ fixed (byte* ptr = data)
+ {
+ packet.data = ptr;
+ packet.size = data.Length;
+
+ ffmpeg.avcodec_send_packet(_context, &packet);
+ }
+
+ return ffmpeg.avcodec_receive_frame(_context, _frame);
+ }
+
+ public static FFmpegFrame GetFrame()
+ {
+ if (!IsInitialized)
+ {
+ throw new InvalidOperationException("Tried to use uninitialized codec!");
+ }
+
+ AVFrame managedFrame = Marshal.PtrToStructure((IntPtr)_frame);
+
+ byte*[] data = managedFrame.data.ToArray();
+
+ return new FFmpegFrame()
+ {
+ Width = managedFrame.width,
+ Height = managedFrame.height,
+
+ LumaPtr = data[0],
+ ChromaBPtr = data[1],
+ ChromaRPtr = data[2]
+ };
+ }
+
+ public static FFmpegFrame GetFrameRgba()
+ {
+ if (!IsInitialized)
+ {
+ throw new InvalidOperationException("Tried to use uninitialized codec!");
+ }
+
+ AVFrame managedFrame = Marshal.PtrToStructure((IntPtr)_frame);
+
+ EnsureScalerSetup(managedFrame.width, managedFrame.height);
+
+ byte*[] data = managedFrame.data.ToArray();
+
+ int[] lineSizes = managedFrame.linesize.ToArray();
+
+ byte[] dst = new byte[managedFrame.width * managedFrame.height * 4];
+
+ fixed (byte* ptr = dst)
+ {
+ byte*[] dstData = new byte*[] { ptr };
+
+ int[] dstLineSizes = new int[] { managedFrame.width * 4 };
+
+ ffmpeg.sws_scale(_scalerCtx, data, lineSizes, 0, managedFrame.height, dstData, dstLineSizes);
+ }
+
+ return new FFmpegFrame()
+ {
+ Width = managedFrame.width,
+ Height = managedFrame.height,
+
+ Data = dst
+ };
+ }
+
+ private static void EnsureScalerSetup(int width, int height)
+ {
+ if (width == 0 || height == 0)
+ {
+ return;
+ }
+
+ if (_scalerCtx == null || _scalerWidth != width || _scalerHeight != height)
+ {
+ FreeScaler();
+
+ _scalerCtx = ffmpeg.sws_getContext(
+ width, height, AVPixelFormat.AV_PIX_FMT_YUV420P,
+ width, height, AVPixelFormat.AV_PIX_FMT_RGBA, 0, null, null, null);
+
+ _scalerWidth = width;
+ _scalerHeight = height;
+ }
+ }
+
+ public static void Uninitialize()
+ {
+ if (IsInitialized)
+ {
+ ffmpeg.av_frame_unref(_frame);
+ ffmpeg.av_free(_frame);
+ ffmpeg.avcodec_close(_context);
+
+ FreeScaler();
+
+ IsInitialized = false;
+ }
+ }
+
+ private static void FreeScaler()
+ {
+ if (_scalerCtx != null)
+ {
+ ffmpeg.sws_freeContext(_scalerCtx);
+
+ _scalerCtx = null;
+ }
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/FFmpegFrame.cs b/Ryujinx.Graphics.Nvdec/VDec/FFmpegFrame.cs
new file mode 100644
index 000000000..535a70c94
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/FFmpegFrame.cs
@@ -0,0 +1,14 @@
+namespace Ryujinx.Graphics.VDec
+{
+ unsafe struct FFmpegFrame
+ {
+ public int Width;
+ public int Height;
+
+ public byte* LumaPtr;
+ public byte* ChromaBPtr;
+ public byte* ChromaRPtr;
+
+ public byte[] Data;
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/H264BitStreamWriter.cs b/Ryujinx.Graphics.Nvdec/VDec/H264BitStreamWriter.cs
new file mode 100644
index 000000000..b4fad59be
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/H264BitStreamWriter.cs
@@ -0,0 +1,79 @@
+using System.IO;
+
+namespace Ryujinx.Graphics.VDec
+{
+ class H264BitStreamWriter : BitStreamWriter
+ {
+ public H264BitStreamWriter(Stream baseStream) : base(baseStream) { }
+
+ public void WriteU(int value, int valueSize)
+ {
+ WriteBits(value, valueSize);
+ }
+
+ public void WriteSe(int value)
+ {
+ WriteExpGolombCodedInt(value);
+ }
+
+ public void WriteUe(int value)
+ {
+ WriteExpGolombCodedUInt((uint)value);
+ }
+
+ public void End()
+ {
+ WriteBit(true);
+
+ Flush();
+ }
+
+ private void WriteExpGolombCodedInt(int value)
+ {
+ int sign = value <= 0 ? 0 : 1;
+
+ if (value < 0)
+ {
+ value = -value;
+ }
+
+ value = (value << 1) - sign;
+
+ WriteExpGolombCodedUInt((uint)value);
+ }
+
+ private void WriteExpGolombCodedUInt(uint value)
+ {
+ int size = 32 - CountLeadingZeros((int)value + 1);
+
+ WriteBits(1, size);
+
+ value -= (1u << (size - 1)) - 1;
+
+ WriteBits((int)value, size - 1);
+ }
+
+ private static readonly byte[] ClzNibbleTbl = { 4, 3, 2, 2, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 };
+
+ private static int CountLeadingZeros(int value)
+ {
+ if (value == 0)
+ {
+ return 32;
+ }
+
+ int nibbleIdx = 32;
+ int preCount, count = 0;
+
+ do
+ {
+ nibbleIdx -= 4;
+ preCount = ClzNibbleTbl[(value >> nibbleIdx) & 0b1111];
+ count += preCount;
+ }
+ while (preCount == 4);
+
+ return count;
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/H264Decoder.cs b/Ryujinx.Graphics.Nvdec/VDec/H264Decoder.cs
new file mode 100644
index 000000000..24c7e0b92
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/H264Decoder.cs
@@ -0,0 +1,238 @@
+using System.IO;
+
+namespace Ryujinx.Graphics.VDec
+{
+ class H264Decoder
+ {
+ private int _log2MaxPicOrderCntLsbMinus4;
+ private bool _deltaPicOrderAlwaysZeroFlag;
+ private bool _frameMbsOnlyFlag;
+ private int _picWidthInMbs;
+ private int _picHeightInMapUnits;
+ private bool _entropyCodingModeFlag;
+ private bool _bottomFieldPicOrderInFramePresentFlag;
+ private int _numRefIdxL0DefaultActiveMinus1;
+ private int _numRefIdxL1DefaultActiveMinus1;
+ private bool _deblockingFilterControlPresentFlag;
+ private bool _redundantPicCntPresentFlag;
+ private bool _transform8x8ModeFlag;
+ private bool _mbAdaptiveFrameFieldFlag;
+ private bool _direct8x8InferenceFlag;
+ private bool _weightedPredFlag;
+ private bool _constrainedIntraPredFlag;
+ private bool _fieldPicFlag;
+ private bool _bottomFieldFlag;
+ private int _log2MaxFrameNumMinus4;
+ private int _chromaFormatIdc;
+ private int _picOrderCntType;
+ private int _picInitQpMinus26;
+ private int _chromaQpIndexOffset;
+ private int _chromaQpIndexOffset2;
+ private int _weightedBipredIdc;
+ private int _frameNumber;
+ private byte[] _scalingMatrix4;
+ private byte[] _scalingMatrix8;
+
+ public void Decode(H264ParameterSets Params, H264Matrices matrices, byte[] frameData)
+ {
+ _log2MaxPicOrderCntLsbMinus4 = Params.Log2MaxPicOrderCntLsbMinus4;
+ _deltaPicOrderAlwaysZeroFlag = Params.DeltaPicOrderAlwaysZeroFlag;
+ _frameMbsOnlyFlag = Params.FrameMbsOnlyFlag;
+ _picWidthInMbs = Params.PicWidthInMbs;
+ _picHeightInMapUnits = Params.PicHeightInMapUnits;
+ _entropyCodingModeFlag = Params.EntropyCodingModeFlag;
+ _bottomFieldPicOrderInFramePresentFlag = Params.BottomFieldPicOrderInFramePresentFlag;
+ _numRefIdxL0DefaultActiveMinus1 = Params.NumRefIdxL0DefaultActiveMinus1;
+ _numRefIdxL1DefaultActiveMinus1 = Params.NumRefIdxL1DefaultActiveMinus1;
+ _deblockingFilterControlPresentFlag = Params.DeblockingFilterControlPresentFlag;
+ _redundantPicCntPresentFlag = Params.RedundantPicCntPresentFlag;
+ _transform8x8ModeFlag = Params.Transform8x8ModeFlag;
+
+ _mbAdaptiveFrameFieldFlag = ((Params.Flags >> 0) & 1) != 0;
+ _direct8x8InferenceFlag = ((Params.Flags >> 1) & 1) != 0;
+ _weightedPredFlag = ((Params.Flags >> 2) & 1) != 0;
+ _constrainedIntraPredFlag = ((Params.Flags >> 3) & 1) != 0;
+ _fieldPicFlag = ((Params.Flags >> 5) & 1) != 0;
+ _bottomFieldFlag = ((Params.Flags >> 6) & 1) != 0;
+
+ _log2MaxFrameNumMinus4 = (int)(Params.Flags >> 8) & 0xf;
+ _chromaFormatIdc = (int)(Params.Flags >> 12) & 0x3;
+ _picOrderCntType = (int)(Params.Flags >> 14) & 0x3;
+ _picInitQpMinus26 = (int)(Params.Flags >> 16) & 0x3f;
+ _chromaQpIndexOffset = (int)(Params.Flags >> 22) & 0x1f;
+ _chromaQpIndexOffset2 = (int)(Params.Flags >> 27) & 0x1f;
+ _weightedBipredIdc = (int)(Params.Flags >> 32) & 0x3;
+ _frameNumber = (int)(Params.Flags >> 46) & 0x1ffff;
+
+ _picInitQpMinus26 = (_picInitQpMinus26 << 26) >> 26;
+ _chromaQpIndexOffset = (_chromaQpIndexOffset << 27) >> 27;
+ _chromaQpIndexOffset2 = (_chromaQpIndexOffset2 << 27) >> 27;
+
+ _scalingMatrix4 = matrices.ScalingMatrix4;
+ _scalingMatrix8 = matrices.ScalingMatrix8;
+
+ if (FFmpegWrapper.IsInitialized)
+ {
+ FFmpegWrapper.DecodeFrame(frameData);
+ }
+ else
+ {
+ FFmpegWrapper.H264Initialize();
+
+ FFmpegWrapper.DecodeFrame(DecoderHelper.Combine(EncodeHeader(), frameData));
+ }
+ }
+
+ private byte[] EncodeHeader()
+ {
+ using (MemoryStream data = new MemoryStream())
+ {
+ H264BitStreamWriter writer = new H264BitStreamWriter(data);
+
+ // Sequence Parameter Set.
+ writer.WriteU(1, 24);
+ writer.WriteU(0, 1);
+ writer.WriteU(3, 2);
+ writer.WriteU(7, 5);
+ writer.WriteU(100, 8);
+ writer.WriteU(0, 8);
+ writer.WriteU(31, 8);
+ writer.WriteUe(0);
+ writer.WriteUe(_chromaFormatIdc);
+
+ if (_chromaFormatIdc == 3)
+ {
+ writer.WriteBit(false);
+ }
+
+ writer.WriteUe(0);
+ writer.WriteUe(0);
+ writer.WriteBit(false);
+ writer.WriteBit(false); //Scaling matrix present flag
+
+ writer.WriteUe(_log2MaxFrameNumMinus4);
+ writer.WriteUe(_picOrderCntType);
+
+ if (_picOrderCntType == 0)
+ {
+ writer.WriteUe(_log2MaxPicOrderCntLsbMinus4);
+ }
+ else if (_picOrderCntType == 1)
+ {
+ writer.WriteBit(_deltaPicOrderAlwaysZeroFlag);
+
+ writer.WriteSe(0);
+ writer.WriteSe(0);
+ writer.WriteUe(0);
+ }
+
+ int picHeightInMbs = _picHeightInMapUnits / (_frameMbsOnlyFlag ? 1 : 2);
+
+ writer.WriteUe(16);
+ writer.WriteBit(false);
+ writer.WriteUe(_picWidthInMbs - 1);
+ writer.WriteUe(picHeightInMbs - 1);
+ writer.WriteBit(_frameMbsOnlyFlag);
+
+ if (!_frameMbsOnlyFlag)
+ {
+ writer.WriteBit(_mbAdaptiveFrameFieldFlag);
+ }
+
+ writer.WriteBit(_direct8x8InferenceFlag);
+ writer.WriteBit(false); //Frame cropping flag
+ writer.WriteBit(false); //VUI parameter present flag
+
+ writer.End();
+
+ // Picture Parameter Set.
+ writer.WriteU(1, 24);
+ writer.WriteU(0, 1);
+ writer.WriteU(3, 2);
+ writer.WriteU(8, 5);
+
+ writer.WriteUe(0);
+ writer.WriteUe(0);
+
+ writer.WriteBit(_entropyCodingModeFlag);
+ writer.WriteBit(false);
+ writer.WriteUe(0);
+ writer.WriteUe(_numRefIdxL0DefaultActiveMinus1);
+ writer.WriteUe(_numRefIdxL1DefaultActiveMinus1);
+ writer.WriteBit(_weightedPredFlag);
+ writer.WriteU(_weightedBipredIdc, 2);
+ writer.WriteSe(_picInitQpMinus26);
+ writer.WriteSe(0);
+ writer.WriteSe(_chromaQpIndexOffset);
+ writer.WriteBit(_deblockingFilterControlPresentFlag);
+ writer.WriteBit(_constrainedIntraPredFlag);
+ writer.WriteBit(_redundantPicCntPresentFlag);
+ writer.WriteBit(_transform8x8ModeFlag);
+
+ writer.WriteBit(true);
+
+ for (int index = 0; index < 6; index++)
+ {
+ writer.WriteBit(true);
+
+ WriteScalingList(writer, _scalingMatrix4, index * 16, 16);
+ }
+
+ if (_transform8x8ModeFlag)
+ {
+ for (int index = 0; index < 2; index++)
+ {
+ writer.WriteBit(true);
+
+ WriteScalingList(writer, _scalingMatrix8, index * 64, 64);
+ }
+ }
+
+ writer.WriteSe(_chromaQpIndexOffset2);
+
+ writer.End();
+
+ return data.ToArray();
+ }
+ }
+
+ // ZigZag LUTs from libavcodec.
+ private static readonly byte[] ZigZagDirect = new byte[]
+ {
+ 0, 1, 8, 16, 9, 2, 3, 10,
+ 17, 24, 32, 25, 18, 11, 4, 5,
+ 12, 19, 26, 33, 40, 48, 41, 34,
+ 27, 20, 13, 6, 7, 14, 21, 28,
+ 35, 42, 49, 56, 57, 50, 43, 36,
+ 29, 22, 15, 23, 30, 37, 44, 51,
+ 58, 59, 52, 45, 38, 31, 39, 46,
+ 53, 60, 61, 54, 47, 55, 62, 63
+ };
+
+ private static readonly 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,
+ 1 + 2 * 4, 0 + 3 * 4, 1 + 3 * 4, 2 + 2 * 4,
+ 3 + 1 * 4, 3 + 2 * 4, 2 + 3 * 4, 3 + 3 * 4
+ };
+
+ private static void WriteScalingList(H264BitStreamWriter writer, byte[] list, int start, int count)
+ {
+ byte[] scan = count == 16 ? ZigZagScan : ZigZagDirect;
+
+ int lastScale = 8;
+
+ for (int index = 0; index < count; index++)
+ {
+ byte value = list[start + scan[index]];
+
+ int deltaScale = value - lastScale;
+
+ writer.WriteSe(deltaScale);
+
+ lastScale = value;
+ }
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/H264Matrices.cs b/Ryujinx.Graphics.Nvdec/VDec/H264Matrices.cs
new file mode 100644
index 000000000..a1524214f
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/H264Matrices.cs
@@ -0,0 +1,8 @@
+namespace Ryujinx.Graphics.VDec
+{
+ struct H264Matrices
+ {
+ public byte[] ScalingMatrix4;
+ public byte[] ScalingMatrix8;
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/H264ParameterSets.cs b/Ryujinx.Graphics.Nvdec/VDec/H264ParameterSets.cs
new file mode 100644
index 000000000..f242f0f24
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/H264ParameterSets.cs
@@ -0,0 +1,34 @@
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.Graphics.VDec
+{
+ [StructLayout(LayoutKind.Sequential, Pack = 4)]
+ struct H264ParameterSets
+ {
+ public int Log2MaxPicOrderCntLsbMinus4;
+ public bool DeltaPicOrderAlwaysZeroFlag;
+ public bool FrameMbsOnlyFlag;
+ public int PicWidthInMbs;
+ public int PicHeightInMapUnits;
+ public int Reserved6C;
+ public bool EntropyCodingModeFlag;
+ public bool BottomFieldPicOrderInFramePresentFlag;
+ public int NumRefIdxL0DefaultActiveMinus1;
+ public int NumRefIdxL1DefaultActiveMinus1;
+ public bool DeblockingFilterControlPresentFlag;
+ public bool RedundantPicCntPresentFlag;
+ public bool Transform8x8ModeFlag;
+ public int Unknown8C;
+ public int Unknown90;
+ public int Reserved94;
+ public int Unknown98;
+ public int Reserved9C;
+ public int ReservedA0;
+ public int UnknownA4;
+ public int ReservedA8;
+ public int UnknownAC;
+ public long Flags;
+ public int FrameNumber;
+ public int FrameNumber2;
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/VideoCodec.cs b/Ryujinx.Graphics.Nvdec/VDec/VideoCodec.cs
new file mode 100644
index 000000000..f031919dc
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/VideoCodec.cs
@@ -0,0 +1,10 @@
+namespace Ryujinx.Graphics.VDec
+{
+ enum VideoCodec
+ {
+ H264 = 3,
+ Vp8 = 5,
+ H265 = 7,
+ Vp9 = 9
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/VideoDecoder.cs b/Ryujinx.Graphics.Nvdec/VDec/VideoDecoder.cs
new file mode 100644
index 000000000..131bb3cce
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/VideoDecoder.cs
@@ -0,0 +1,266 @@
+using Ryujinx.Graphics.Gpu;
+using Ryujinx.Graphics.Vic;
+using System;
+
+namespace Ryujinx.Graphics.VDec
+{
+ unsafe class VideoDecoder
+ {
+ private H264Decoder _h264Decoder;
+ private Vp9Decoder _vp9Decoder;
+
+ private VideoCodec _currentVideoCodec;
+
+ private ulong _decoderContextAddress;
+ private ulong _frameDataAddress;
+ private ulong _vpxCurrLumaAddress;
+ private ulong _vpxRef0LumaAddress;
+ private ulong _vpxRef1LumaAddress;
+ private ulong _vpxRef2LumaAddress;
+ private ulong _vpxCurrChromaAddress;
+ private ulong _vpxRef0ChromaAddress;
+ private ulong _vpxRef1ChromaAddress;
+ private ulong _vpxRef2ChromaAddress;
+ private ulong _vpxProbTablesAddress;
+
+ public VideoDecoder()
+ {
+ _h264Decoder = new H264Decoder();
+ _vp9Decoder = new Vp9Decoder();
+ }
+
+ public void Process(GpuContext gpu, int methodOffset, int[] arguments)
+ {
+ VideoDecoderMeth method = (VideoDecoderMeth)methodOffset;
+
+ switch (method)
+ {
+ case VideoDecoderMeth.SetVideoCodec: SetVideoCodec(arguments); break;
+ case VideoDecoderMeth.Execute: Execute(gpu); break;
+ case VideoDecoderMeth.SetDecoderCtxAddr: SetDecoderCtxAddr(arguments); break;
+ case VideoDecoderMeth.SetFrameDataAddr: SetFrameDataAddr(arguments); break;
+ case VideoDecoderMeth.SetVpxCurrLumaAddr: SetVpxCurrLumaAddr(arguments); break;
+ case VideoDecoderMeth.SetVpxRef0LumaAddr: SetVpxRef0LumaAddr(arguments); break;
+ case VideoDecoderMeth.SetVpxRef1LumaAddr: SetVpxRef1LumaAddr(arguments); break;
+ case VideoDecoderMeth.SetVpxRef2LumaAddr: SetVpxRef2LumaAddr(arguments); break;
+ case VideoDecoderMeth.SetVpxCurrChromaAddr: SetVpxCurrChromaAddr(arguments); break;
+ case VideoDecoderMeth.SetVpxRef0ChromaAddr: SetVpxRef0ChromaAddr(arguments); break;
+ case VideoDecoderMeth.SetVpxRef1ChromaAddr: SetVpxRef1ChromaAddr(arguments); break;
+ case VideoDecoderMeth.SetVpxRef2ChromaAddr: SetVpxRef2ChromaAddr(arguments); break;
+ case VideoDecoderMeth.SetVpxProbTablesAddr: SetVpxProbTablesAddr(arguments); break;
+ }
+ }
+
+ private void SetVideoCodec(int[] arguments)
+ {
+ _currentVideoCodec = (VideoCodec)arguments[0];
+ }
+
+ private void Execute(GpuContext gpu)
+ {
+ if (_currentVideoCodec == VideoCodec.H264)
+ {
+ int frameDataSize = gpu.MemoryAccessor.ReadInt32(_decoderContextAddress + 0x48);
+
+ H264ParameterSets Params = gpu.MemoryAccessor.Read(_decoderContextAddress + 0x58);
+
+ H264Matrices matrices = new H264Matrices()
+ {
+ ScalingMatrix4 = gpu.MemoryAccessor.ReadBytes(_decoderContextAddress + 0x1c0, 6 * 16),
+ ScalingMatrix8 = gpu.MemoryAccessor.ReadBytes(_decoderContextAddress + 0x220, 2 * 64)
+ };
+
+ byte[] frameData = gpu.MemoryAccessor.ReadBytes(_frameDataAddress, (ulong)frameDataSize);
+
+ _h264Decoder.Decode(Params, matrices, frameData);
+ }
+ else if (_currentVideoCodec == VideoCodec.Vp9)
+ {
+ int frameDataSize = gpu.MemoryAccessor.ReadInt32(_decoderContextAddress + 0x30);
+
+ Vp9FrameKeys keys = new Vp9FrameKeys()
+ {
+ CurrKey = (long)gpu.MemoryManager.Translate(_vpxCurrLumaAddress),
+ Ref0Key = (long)gpu.MemoryManager.Translate(_vpxRef0LumaAddress),
+ Ref1Key = (long)gpu.MemoryManager.Translate(_vpxRef1LumaAddress),
+ Ref2Key = (long)gpu.MemoryManager.Translate(_vpxRef2LumaAddress)
+ };
+
+ Vp9FrameHeader header = gpu.MemoryAccessor.Read(_decoderContextAddress + 0x48);
+
+ Vp9ProbabilityTables probs = new Vp9ProbabilityTables()
+ {
+ SegmentationTreeProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x387, 0x7),
+ SegmentationPredProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x38e, 0x3),
+ Tx8x8Probs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x470, 0x2),
+ Tx16x16Probs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x472, 0x4),
+ Tx32x32Probs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x476, 0x6),
+ CoefProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x5a0, 0x900),
+ SkipProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x537, 0x3),
+ InterModeProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x400, 0x1c),
+ InterpFilterProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x52a, 0x8),
+ IsInterProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x41c, 0x4),
+ CompModeProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x532, 0x5),
+ SingleRefProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x580, 0xa),
+ CompRefProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x58a, 0x5),
+ YModeProbs0 = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x480, 0x20),
+ YModeProbs1 = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x47c, 0x4),
+ PartitionProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x4e0, 0x40),
+ MvJointProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x53b, 0x3),
+ MvSignProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x53e, 0x3),
+ MvClassProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x54c, 0x14),
+ MvClass0BitProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x540, 0x3),
+ MvBitsProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x56c, 0x14),
+ MvClass0FrProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x560, 0xc),
+ MvFrProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x542, 0x6),
+ MvClass0HpProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x548, 0x2),
+ MvHpProbs = gpu.MemoryAccessor.ReadBytes(_vpxProbTablesAddress + 0x54a, 0x2)
+ };
+
+ byte[] frameData = gpu.MemoryAccessor.ReadBytes(_frameDataAddress, (ulong)frameDataSize);
+
+ _vp9Decoder.Decode(keys, header, probs, frameData);
+ }
+ else
+ {
+ ThrowUnimplementedCodec();
+ }
+ }
+
+ private void SetDecoderCtxAddr(int[] arguments)
+ {
+ _decoderContextAddress = GetAddress(arguments);
+ }
+
+ private void SetFrameDataAddr(int[] arguments)
+ {
+ _frameDataAddress = GetAddress(arguments);
+ }
+
+ private void SetVpxCurrLumaAddr(int[] arguments)
+ {
+ _vpxCurrLumaAddress = GetAddress(arguments);
+ }
+
+ private void SetVpxRef0LumaAddr(int[] arguments)
+ {
+ _vpxRef0LumaAddress = GetAddress(arguments);
+ }
+
+ private void SetVpxRef1LumaAddr(int[] arguments)
+ {
+ _vpxRef1LumaAddress = GetAddress(arguments);
+ }
+
+ private void SetVpxRef2LumaAddr(int[] arguments)
+ {
+ _vpxRef2LumaAddress = GetAddress(arguments);
+ }
+
+ private void SetVpxCurrChromaAddr(int[] arguments)
+ {
+ _vpxCurrChromaAddress = GetAddress(arguments);
+ }
+
+ private void SetVpxRef0ChromaAddr(int[] arguments)
+ {
+ _vpxRef0ChromaAddress = GetAddress(arguments);
+ }
+
+ private void SetVpxRef1ChromaAddr(int[] arguments)
+ {
+ _vpxRef1ChromaAddress = GetAddress(arguments);
+ }
+
+ private void SetVpxRef2ChromaAddr(int[] arguments)
+ {
+ _vpxRef2ChromaAddress = GetAddress(arguments);
+ }
+
+ private void SetVpxProbTablesAddr(int[] arguments)
+ {
+ _vpxProbTablesAddress = GetAddress(arguments);
+ }
+
+ private static ulong GetAddress(int[] arguments)
+ {
+ return (ulong)(uint)arguments[0] << 8;
+ }
+
+ internal void CopyPlanes(GpuContext gpu, SurfaceOutputConfig outputConfig)
+ {
+ switch (outputConfig.PixelFormat)
+ {
+ case SurfacePixelFormat.Rgba8: CopyPlanesRgba8 (gpu, outputConfig); break;
+ case SurfacePixelFormat.Yuv420P: CopyPlanesYuv420P(gpu, outputConfig); break;
+
+ default: ThrowUnimplementedPixelFormat(outputConfig.PixelFormat); break;
+ }
+ }
+
+ private void CopyPlanesRgba8(GpuContext gpu, SurfaceOutputConfig outputConfig)
+ {
+ FFmpegFrame frame = FFmpegWrapper.GetFrameRgba();
+
+ if ((frame.Width | frame.Height) == 0)
+ {
+ return;
+ }
+
+ throw new NotImplementedException();
+ }
+
+ private void CopyPlanesYuv420P(GpuContext gpu, SurfaceOutputConfig outputConfig)
+ {
+ FFmpegFrame frame = FFmpegWrapper.GetFrame();
+
+ if ((frame.Width | frame.Height) == 0)
+ {
+ return;
+ }
+
+ int halfSrcWidth = frame.Width / 2;
+
+ int halfWidth = frame.Width / 2;
+ int halfHeight = frame.Height / 2;
+
+ int alignedWidth = (outputConfig.SurfaceWidth + 0xff) & ~0xff;
+
+ for (int y = 0; y < frame.Height; y++)
+ {
+ int src = y * frame.Width;
+ int dst = y * alignedWidth;
+
+ int size = frame.Width;
+
+ for (int offset = 0; offset < size; offset++)
+ {
+ gpu.MemoryAccessor.WriteByte(outputConfig.SurfaceLumaAddress + (ulong)dst + (ulong)offset, *(frame.LumaPtr + src + offset));
+ }
+ }
+
+ // Copy chroma data from both channels with interleaving.
+ for (int y = 0; y < halfHeight; y++)
+ {
+ int src = y * halfSrcWidth;
+ int dst = y * alignedWidth;
+
+ for (int x = 0; x < halfWidth; x++)
+ {
+ gpu.MemoryAccessor.WriteByte(outputConfig.SurfaceChromaUAddress + (ulong)dst + (ulong)x * 2 + 0, *(frame.ChromaBPtr + src + x));
+ gpu.MemoryAccessor.WriteByte(outputConfig.SurfaceChromaUAddress + (ulong)dst + (ulong)x * 2 + 1, *(frame.ChromaRPtr + src + x));
+ }
+ }
+ }
+
+ private void ThrowUnimplementedCodec()
+ {
+ throw new NotImplementedException($"Codec \"{_currentVideoCodec}\" is not supported!");
+ }
+
+ private void ThrowUnimplementedPixelFormat(SurfacePixelFormat pixelFormat)
+ {
+ throw new NotImplementedException($"Pixel format \"{pixelFormat}\" is not supported!");
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/VideoDecoderMeth.cs b/Ryujinx.Graphics.Nvdec/VDec/VideoDecoderMeth.cs
new file mode 100644
index 000000000..12286386a
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/VideoDecoderMeth.cs
@@ -0,0 +1,19 @@
+namespace Ryujinx.Graphics.VDec
+{
+ enum VideoDecoderMeth
+ {
+ SetVideoCodec = 0x80,
+ Execute = 0xc0,
+ SetDecoderCtxAddr = 0x101,
+ SetFrameDataAddr = 0x102,
+ SetVpxRef0LumaAddr = 0x10c,
+ SetVpxRef1LumaAddr = 0x10d,
+ SetVpxRef2LumaAddr = 0x10e,
+ SetVpxCurrLumaAddr = 0x10f,
+ SetVpxRef0ChromaAddr = 0x11d,
+ SetVpxRef1ChromaAddr = 0x11e,
+ SetVpxRef2ChromaAddr = 0x11f,
+ SetVpxCurrChromaAddr = 0x120,
+ SetVpxProbTablesAddr = 0x170
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/Vp9Decoder.cs b/Ryujinx.Graphics.Nvdec/VDec/Vp9Decoder.cs
new file mode 100644
index 000000000..b20a40bed
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/Vp9Decoder.cs
@@ -0,0 +1,879 @@
+using System.Collections.Generic;
+using System.IO;
+
+namespace Ryujinx.Graphics.VDec
+{
+ class Vp9Decoder
+ {
+ private const int DiffUpdateProbability = 252;
+
+ private const int FrameSyncCode = 0x498342;
+
+ private static readonly int[] MapLut = new int[]
+ {
+ 20, 21, 22, 23, 24, 25, 0, 26, 27, 28, 29, 30, 31, 32, 33, 34,
+ 35, 36, 37, 1, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49,
+ 2, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 3, 62, 63,
+ 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 4, 74, 75, 76, 77, 78,
+ 79, 80, 81, 82, 83, 84, 85, 5, 86, 87, 88, 89, 90, 91, 92, 93,
+ 94, 95, 96, 97, 6, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108,
+ 109, 7, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 8, 122,
+ 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 9, 134, 135, 136, 137,
+ 138, 139, 140, 141, 142, 143, 144, 145, 10, 146, 147, 148, 149, 150, 151, 152,
+ 153, 154, 155, 156, 157, 11, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167,
+ 168, 169, 12, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 13,
+ 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 14, 194, 195, 196,
+ 197, 198, 199, 200, 201, 202, 203, 204, 205, 15, 206, 207, 208, 209, 210, 211,
+ 212, 213, 214, 215, 216, 217, 16, 218, 219, 220, 221, 222, 223, 224, 225, 226,
+ 227, 228, 229, 17, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241,
+ 18, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 19
+ };
+
+ private byte[] DefaultTx8x8Probs = new byte[] { 100, 66 };
+ private byte[] DefaultTx16x16Probs = new byte[] { 20, 152, 15, 101 };
+ private byte[] DefaultTx32x32Probs = new byte[] { 3, 136, 37, 5, 52, 13 };
+
+ private byte[] _defaultCoefProbs = new byte[]
+ {
+ 195, 29, 183, 0, 84, 49, 136, 0, 8, 42, 71, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 31, 107, 169, 0, 35, 99, 159, 0,
+ 17, 82, 140, 0, 8, 66, 114, 0, 2, 44, 76, 0, 1, 19, 32, 0,
+ 40, 132, 201, 0, 29, 114, 187, 0, 13, 91, 157, 0, 7, 75, 127, 0,
+ 3, 58, 95, 0, 1, 28, 47, 0, 69, 142, 221, 0, 42, 122, 201, 0,
+ 15, 91, 159, 0, 6, 67, 121, 0, 1, 42, 77, 0, 1, 17, 31, 0,
+ 102, 148, 228, 0, 67, 117, 204, 0, 17, 82, 154, 0, 6, 59, 114, 0,
+ 2, 39, 75, 0, 1, 15, 29, 0, 156, 57, 233, 0, 119, 57, 212, 0,
+ 58, 48, 163, 0, 29, 40, 124, 0, 12, 30, 81, 0, 3, 12, 31, 0,
+ 191, 107, 226, 0, 124, 117, 204, 0, 25, 99, 155, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 29, 148, 210, 0, 37, 126, 194, 0,
+ 8, 93, 157, 0, 2, 68, 118, 0, 1, 39, 69, 0, 1, 17, 33, 0,
+ 41, 151, 213, 0, 27, 123, 193, 0, 3, 82, 144, 0, 1, 58, 105, 0,
+ 1, 32, 60, 0, 1, 13, 26, 0, 59, 159, 220, 0, 23, 126, 198, 0,
+ 4, 88, 151, 0, 1, 66, 114, 0, 1, 38, 71, 0, 1, 18, 34, 0,
+ 114, 136, 232, 0, 51, 114, 207, 0, 11, 83, 155, 0, 3, 56, 105, 0,
+ 1, 33, 65, 0, 1, 17, 34, 0, 149, 65, 234, 0, 121, 57, 215, 0,
+ 61, 49, 166, 0, 28, 36, 114, 0, 12, 25, 76, 0, 3, 16, 42, 0,
+ 214, 49, 220, 0, 132, 63, 188, 0, 42, 65, 137, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 85, 137, 221, 0, 104, 131, 216, 0,
+ 49, 111, 192, 0, 21, 87, 155, 0, 2, 49, 87, 0, 1, 16, 28, 0,
+ 89, 163, 230, 0, 90, 137, 220, 0, 29, 100, 183, 0, 10, 70, 135, 0,
+ 2, 42, 81, 0, 1, 17, 33, 0, 108, 167, 237, 0, 55, 133, 222, 0,
+ 15, 97, 179, 0, 4, 72, 135, 0, 1, 45, 85, 0, 1, 19, 38, 0,
+ 124, 146, 240, 0, 66, 124, 224, 0, 17, 88, 175, 0, 4, 58, 122, 0,
+ 1, 36, 75, 0, 1, 18, 37, 0, 141, 79, 241, 0, 126, 70, 227, 0,
+ 66, 58, 182, 0, 30, 44, 136, 0, 12, 34, 96, 0, 2, 20, 47, 0,
+ 229, 99, 249, 0, 143, 111, 235, 0, 46, 109, 192, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 82, 158, 236, 0, 94, 146, 224, 0,
+ 25, 117, 191, 0, 9, 87, 149, 0, 3, 56, 99, 0, 1, 33, 57, 0,
+ 83, 167, 237, 0, 68, 145, 222, 0, 10, 103, 177, 0, 2, 72, 131, 0,
+ 1, 41, 79, 0, 1, 20, 39, 0, 99, 167, 239, 0, 47, 141, 224, 0,
+ 10, 104, 178, 0, 2, 73, 133, 0, 1, 44, 85, 0, 1, 22, 47, 0,
+ 127, 145, 243, 0, 71, 129, 228, 0, 17, 93, 177, 0, 3, 61, 124, 0,
+ 1, 41, 84, 0, 1, 21, 52, 0, 157, 78, 244, 0, 140, 72, 231, 0,
+ 69, 58, 184, 0, 31, 44, 137, 0, 14, 38, 105, 0, 8, 23, 61, 0,
+ 125, 34, 187, 0, 52, 41, 133, 0, 6, 31, 56, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 37, 109, 153, 0, 51, 102, 147, 0,
+ 23, 87, 128, 0, 8, 67, 101, 0, 1, 41, 63, 0, 1, 19, 29, 0,
+ 31, 154, 185, 0, 17, 127, 175, 0, 6, 96, 145, 0, 2, 73, 114, 0,
+ 1, 51, 82, 0, 1, 28, 45, 0, 23, 163, 200, 0, 10, 131, 185, 0,
+ 2, 93, 148, 0, 1, 67, 111, 0, 1, 41, 69, 0, 1, 14, 24, 0,
+ 29, 176, 217, 0, 12, 145, 201, 0, 3, 101, 156, 0, 1, 69, 111, 0,
+ 1, 39, 63, 0, 1, 14, 23, 0, 57, 192, 233, 0, 25, 154, 215, 0,
+ 6, 109, 167, 0, 3, 78, 118, 0, 1, 48, 69, 0, 1, 21, 29, 0,
+ 202, 105, 245, 0, 108, 106, 216, 0, 18, 90, 144, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 33, 172, 219, 0, 64, 149, 206, 0,
+ 14, 117, 177, 0, 5, 90, 141, 0, 2, 61, 95, 0, 1, 37, 57, 0,
+ 33, 179, 220, 0, 11, 140, 198, 0, 1, 89, 148, 0, 1, 60, 104, 0,
+ 1, 33, 57, 0, 1, 12, 21, 0, 30, 181, 221, 0, 8, 141, 198, 0,
+ 1, 87, 145, 0, 1, 58, 100, 0, 1, 31, 55, 0, 1, 12, 20, 0,
+ 32, 186, 224, 0, 7, 142, 198, 0, 1, 86, 143, 0, 1, 58, 100, 0,
+ 1, 31, 55, 0, 1, 12, 22, 0, 57, 192, 227, 0, 20, 143, 204, 0,
+ 3, 96, 154, 0, 1, 68, 112, 0, 1, 42, 69, 0, 1, 19, 32, 0,
+ 212, 35, 215, 0, 113, 47, 169, 0, 29, 48, 105, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 74, 129, 203, 0, 106, 120, 203, 0,
+ 49, 107, 178, 0, 19, 84, 144, 0, 4, 50, 84, 0, 1, 15, 25, 0,
+ 71, 172, 217, 0, 44, 141, 209, 0, 15, 102, 173, 0, 6, 76, 133, 0,
+ 2, 51, 89, 0, 1, 24, 42, 0, 64, 185, 231, 0, 31, 148, 216, 0,
+ 8, 103, 175, 0, 3, 74, 131, 0, 1, 46, 81, 0, 1, 18, 30, 0,
+ 65, 196, 235, 0, 25, 157, 221, 0, 5, 105, 174, 0, 1, 67, 120, 0,
+ 1, 38, 69, 0, 1, 15, 30, 0, 65, 204, 238, 0, 30, 156, 224, 0,
+ 7, 107, 177, 0, 2, 70, 124, 0, 1, 42, 73, 0, 1, 18, 34, 0,
+ 225, 86, 251, 0, 144, 104, 235, 0, 42, 99, 181, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 85, 175, 239, 0, 112, 165, 229, 0,
+ 29, 136, 200, 0, 12, 103, 162, 0, 6, 77, 123, 0, 2, 53, 84, 0,
+ 75, 183, 239, 0, 30, 155, 221, 0, 3, 106, 171, 0, 1, 74, 128, 0,
+ 1, 44, 76, 0, 1, 17, 28, 0, 73, 185, 240, 0, 27, 159, 222, 0,
+ 2, 107, 172, 0, 1, 75, 127, 0, 1, 42, 73, 0, 1, 17, 29, 0,
+ 62, 190, 238, 0, 21, 159, 222, 0, 2, 107, 172, 0, 1, 72, 122, 0,
+ 1, 40, 71, 0, 1, 18, 32, 0, 61, 199, 240, 0, 27, 161, 226, 0,
+ 4, 113, 180, 0, 1, 76, 129, 0, 1, 46, 80, 0, 1, 23, 41, 0,
+ 7, 27, 153, 0, 5, 30, 95, 0, 1, 16, 30, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 50, 75, 127, 0, 57, 75, 124, 0,
+ 27, 67, 108, 0, 10, 54, 86, 0, 1, 33, 52, 0, 1, 12, 18, 0,
+ 43, 125, 151, 0, 26, 108, 148, 0, 7, 83, 122, 0, 2, 59, 89, 0,
+ 1, 38, 60, 0, 1, 17, 27, 0, 23, 144, 163, 0, 13, 112, 154, 0,
+ 2, 75, 117, 0, 1, 50, 81, 0, 1, 31, 51, 0, 1, 14, 23, 0,
+ 18, 162, 185, 0, 6, 123, 171, 0, 1, 78, 125, 0, 1, 51, 86, 0,
+ 1, 31, 54, 0, 1, 14, 23, 0, 15, 199, 227, 0, 3, 150, 204, 0,
+ 1, 91, 146, 0, 1, 55, 95, 0, 1, 30, 53, 0, 1, 11, 20, 0,
+ 19, 55, 240, 0, 19, 59, 196, 0, 3, 52, 105, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 41, 166, 207, 0, 104, 153, 199, 0,
+ 31, 123, 181, 0, 14, 101, 152, 0, 5, 72, 106, 0, 1, 36, 52, 0,
+ 35, 176, 211, 0, 12, 131, 190, 0, 2, 88, 144, 0, 1, 60, 101, 0,
+ 1, 36, 60, 0, 1, 16, 28, 0, 28, 183, 213, 0, 8, 134, 191, 0,
+ 1, 86, 142, 0, 1, 56, 96, 0, 1, 30, 53, 0, 1, 12, 20, 0,
+ 20, 190, 215, 0, 4, 135, 192, 0, 1, 84, 139, 0, 1, 53, 91, 0,
+ 1, 28, 49, 0, 1, 11, 20, 0, 13, 196, 216, 0, 2, 137, 192, 0,
+ 1, 86, 143, 0, 1, 57, 99, 0, 1, 32, 56, 0, 1, 13, 24, 0,
+ 211, 29, 217, 0, 96, 47, 156, 0, 22, 43, 87, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 78, 120, 193, 0, 111, 116, 186, 0,
+ 46, 102, 164, 0, 15, 80, 128, 0, 2, 49, 76, 0, 1, 18, 28, 0,
+ 71, 161, 203, 0, 42, 132, 192, 0, 10, 98, 150, 0, 3, 69, 109, 0,
+ 1, 44, 70, 0, 1, 18, 29, 0, 57, 186, 211, 0, 30, 140, 196, 0,
+ 4, 93, 146, 0, 1, 62, 102, 0, 1, 38, 65, 0, 1, 16, 27, 0,
+ 47, 199, 217, 0, 14, 145, 196, 0, 1, 88, 142, 0, 1, 57, 98, 0,
+ 1, 36, 62, 0, 1, 15, 26, 0, 26, 219, 229, 0, 5, 155, 207, 0,
+ 1, 94, 151, 0, 1, 60, 104, 0, 1, 36, 62, 0, 1, 16, 28, 0,
+ 233, 29, 248, 0, 146, 47, 220, 0, 43, 52, 140, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 100, 163, 232, 0, 179, 161, 222, 0,
+ 63, 142, 204, 0, 37, 113, 174, 0, 26, 89, 137, 0, 18, 68, 97, 0,
+ 85, 181, 230, 0, 32, 146, 209, 0, 7, 100, 164, 0, 3, 71, 121, 0,
+ 1, 45, 77, 0, 1, 18, 30, 0, 65, 187, 230, 0, 20, 148, 207, 0,
+ 2, 97, 159, 0, 1, 68, 116, 0, 1, 40, 70, 0, 1, 14, 29, 0,
+ 40, 194, 227, 0, 8, 147, 204, 0, 1, 94, 155, 0, 1, 65, 112, 0,
+ 1, 39, 66, 0, 1, 14, 26, 0, 16, 208, 228, 0, 3, 151, 207, 0,
+ 1, 98, 160, 0, 1, 67, 117, 0, 1, 41, 74, 0, 1, 17, 31, 0,
+ 17, 38, 140, 0, 7, 34, 80, 0, 1, 17, 29, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 37, 75, 128, 0, 41, 76, 128, 0,
+ 26, 66, 116, 0, 12, 52, 94, 0, 2, 32, 55, 0, 1, 10, 16, 0,
+ 50, 127, 154, 0, 37, 109, 152, 0, 16, 82, 121, 0, 5, 59, 85, 0,
+ 1, 35, 54, 0, 1, 13, 20, 0, 40, 142, 167, 0, 17, 110, 157, 0,
+ 2, 71, 112, 0, 1, 44, 72, 0, 1, 27, 45, 0, 1, 11, 17, 0,
+ 30, 175, 188, 0, 9, 124, 169, 0, 1, 74, 116, 0, 1, 48, 78, 0,
+ 1, 30, 49, 0, 1, 11, 18, 0, 10, 222, 223, 0, 2, 150, 194, 0,
+ 1, 83, 128, 0, 1, 48, 79, 0, 1, 27, 45, 0, 1, 11, 17, 0,
+ 36, 41, 235, 0, 29, 36, 193, 0, 10, 27, 111, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 85, 165, 222, 0, 177, 162, 215, 0,
+ 110, 135, 195, 0, 57, 113, 168, 0, 23, 83, 120, 0, 10, 49, 61, 0,
+ 85, 190, 223, 0, 36, 139, 200, 0, 5, 90, 146, 0, 1, 60, 103, 0,
+ 1, 38, 65, 0, 1, 18, 30, 0, 72, 202, 223, 0, 23, 141, 199, 0,
+ 2, 86, 140, 0, 1, 56, 97, 0, 1, 36, 61, 0, 1, 16, 27, 0,
+ 55, 218, 225, 0, 13, 145, 200, 0, 1, 86, 141, 0, 1, 57, 99, 0,
+ 1, 35, 61, 0, 1, 13, 22, 0, 15, 235, 212, 0, 1, 132, 184, 0,
+ 1, 84, 139, 0, 1, 57, 97, 0, 1, 34, 56, 0, 1, 14, 23, 0,
+ 181, 21, 201, 0, 61, 37, 123, 0, 10, 38, 71, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 47, 106, 172, 0, 95, 104, 173, 0,
+ 42, 93, 159, 0, 18, 77, 131, 0, 4, 50, 81, 0, 1, 17, 23, 0,
+ 62, 147, 199, 0, 44, 130, 189, 0, 28, 102, 154, 0, 18, 75, 115, 0,
+ 2, 44, 65, 0, 1, 12, 19, 0, 55, 153, 210, 0, 24, 130, 194, 0,
+ 3, 93, 146, 0, 1, 61, 97, 0, 1, 31, 50, 0, 1, 10, 16, 0,
+ 49, 186, 223, 0, 17, 148, 204, 0, 1, 96, 142, 0, 1, 53, 83, 0,
+ 1, 26, 44, 0, 1, 11, 17, 0, 13, 217, 212, 0, 2, 136, 180, 0,
+ 1, 78, 124, 0, 1, 50, 83, 0, 1, 29, 49, 0, 1, 14, 23, 0,
+ 197, 13, 247, 0, 82, 17, 222, 0, 25, 17, 162, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 126, 186, 247, 0, 234, 191, 243, 0,
+ 176, 177, 234, 0, 104, 158, 220, 0, 66, 128, 186, 0, 55, 90, 137, 0,
+ 111, 197, 242, 0, 46, 158, 219, 0, 9, 104, 171, 0, 2, 65, 125, 0,
+ 1, 44, 80, 0, 1, 17, 91, 0, 104, 208, 245, 0, 39, 168, 224, 0,
+ 3, 109, 162, 0, 1, 79, 124, 0, 1, 50, 102, 0, 1, 43, 102, 0,
+ 84, 220, 246, 0, 31, 177, 231, 0, 2, 115, 180, 0, 1, 79, 134, 0,
+ 1, 55, 77, 0, 1, 60, 79, 0, 43, 243, 240, 0, 8, 180, 217, 0,
+ 1, 115, 166, 0, 1, 84, 121, 0, 1, 51, 67, 0, 1, 16, 6, 0
+ };
+
+ private byte[] _defaultSkipProbs = new byte[] { 192, 128, 64 };
+
+ private byte[] _defaultInterModeProbs = new byte[]
+ {
+ 2, 173, 34, 0, 7, 145, 85, 0, 7, 166, 63, 0, 7, 94, 66, 0,
+ 8, 64, 46, 0, 17, 81, 31, 0, 25, 29, 30, 0
+ };
+
+ private byte[] _defaultInterpFilterProbs = new byte[]
+ {
+ 235, 162, 36, 255, 34, 3, 149, 144
+ };
+
+ private byte[] _defaultIsInterProbs = new byte[] { 9, 102, 187, 225 };
+
+ private byte[] _defaultCompModeProbs = new byte[] { 239, 183, 119, 96, 41 };
+
+ private byte[] _defaultSingleRefProbs = new byte[]
+ {
+ 33, 16, 77, 74, 142, 142, 172, 170, 238, 247
+ };
+
+ private byte[] _defaultCompRefProbs = new byte[] { 50, 126, 123, 221, 226 };
+
+ private byte[] _defaultYModeProbs0 = new byte[]
+ {
+ 65, 32, 18, 144, 162, 194, 41, 51, 132, 68, 18, 165, 217, 196, 45, 40,
+ 173, 80, 19, 176, 240, 193, 64, 35, 221, 135, 38, 194, 248, 121, 96, 85
+ };
+
+ private byte[] _defaultYModeProbs1 = new byte[] { 98, 78, 46, 29 };
+
+ private byte[] _defaultPartitionProbs = new byte[]
+ {
+ 199, 122, 141, 0, 147, 63, 159, 0, 148, 133, 118, 0, 121, 104, 114, 0,
+ 174, 73, 87, 0, 92, 41, 83, 0, 82, 99, 50, 0, 53, 39, 39, 0,
+ 177, 58, 59, 0, 68, 26, 63, 0, 52, 79, 25, 0, 17, 14, 12, 0,
+ 222, 34, 30, 0, 72, 16, 44, 0, 58, 32, 12, 0, 10, 7, 6, 0
+ };
+
+ private byte[] _defaultMvJointProbs = new byte[] { 32, 64, 96 };
+
+ private byte[] _defaultMvSignProbs = new byte[] { 128, 128 };
+
+ private byte[] _defaultMvClassProbs = new byte[]
+ {
+ 224, 144, 192, 168, 192, 176, 192, 198, 198, 245, 216, 128, 176, 160, 176, 176,
+ 192, 198, 198, 208
+ };
+
+ private byte[] _defaultMvClass0BitProbs = new byte[] { 216, 208 };
+
+ private byte[] _defaultMvBitsProbs = new byte[]
+ {
+ 136, 140, 148, 160, 176, 192, 224, 234, 234, 240, 136, 140, 148, 160, 176, 192,
+ 224, 234, 234, 240
+ };
+
+ private byte[] _defaultMvClass0FrProbs = new byte[]
+ {
+ 128, 128, 64, 96, 112, 64, 128, 128, 64, 96, 112, 64
+ };
+
+ private byte[] _defaultMvFrProbs = new byte[] { 64, 96, 64, 64, 96, 64 };
+
+ private byte[] _defaultMvClass0HpProbs = new byte[] { 160, 160 };
+
+ private byte[] _defaultMvHpProbs = new byte[] { 128, 128 };
+
+ private sbyte[] _loopFilterRefDeltas;
+ private sbyte[] _loopFilterModeDeltas;
+
+ private LinkedList _frameSlotByLastUse;
+
+ private Dictionary> _cachedRefFrames;
+
+ public Vp9Decoder()
+ {
+ _loopFilterRefDeltas = new sbyte[4];
+ _loopFilterModeDeltas = new sbyte[2];
+
+ _frameSlotByLastUse = new LinkedList();
+
+ for (int slot = 0; slot < 8; slot++)
+ {
+ _frameSlotByLastUse.AddFirst(slot);
+ }
+
+ _cachedRefFrames = new Dictionary>();
+ }
+
+ public void Decode(
+ Vp9FrameKeys keys,
+ Vp9FrameHeader header,
+ Vp9ProbabilityTables probs,
+ byte[] frameData)
+ {
+ bool isKeyFrame = ((header.Flags >> 0) & 1) != 0;
+ bool lastIsKeyFrame = ((header.Flags >> 1) & 1) != 0;
+ bool frameSizeChanged = ((header.Flags >> 2) & 1) != 0;
+ bool errorResilientMode = ((header.Flags >> 3) & 1) != 0;
+ bool lastShowFrame = ((header.Flags >> 4) & 1) != 0;
+ bool isFrameIntra = ((header.Flags >> 5) & 1) != 0;
+
+ bool showFrame = !isFrameIntra;
+
+ // Write compressed header.
+ byte[] compressedHeaderData;
+
+ using (MemoryStream compressedHeader = new MemoryStream())
+ {
+ VpxRangeEncoder writer = new VpxRangeEncoder(compressedHeader);
+
+ if (!header.Lossless)
+ {
+ if ((uint)header.TxMode >= 3)
+ {
+ writer.Write(3, 2);
+ writer.Write(header.TxMode == 4);
+ }
+ else
+ {
+ writer.Write(header.TxMode, 2);
+ }
+ }
+
+ if (header.TxMode == 4)
+ {
+ WriteProbabilityUpdate(writer, probs.Tx8x8Probs, DefaultTx8x8Probs);
+ WriteProbabilityUpdate(writer, probs.Tx16x16Probs, DefaultTx16x16Probs);
+ WriteProbabilityUpdate(writer, probs.Tx32x32Probs, DefaultTx32x32Probs);
+ }
+
+ WriteCoefProbabilityUpdate(writer, header.TxMode, probs.CoefProbs, _defaultCoefProbs);
+
+ WriteProbabilityUpdate(writer, probs.SkipProbs, _defaultSkipProbs);
+
+ if (!isFrameIntra)
+ {
+ WriteProbabilityUpdateAligned4(writer, probs.InterModeProbs, _defaultInterModeProbs);
+
+ if (header.RawInterpolationFilter == 4)
+ {
+ WriteProbabilityUpdate(writer, probs.InterpFilterProbs, _defaultInterpFilterProbs);
+ }
+
+ WriteProbabilityUpdate(writer, probs.IsInterProbs, _defaultIsInterProbs);
+
+ if ((header.RefFrameSignBias[1] & 1) != (header.RefFrameSignBias[2] & 1) ||
+ (header.RefFrameSignBias[1] & 1) != (header.RefFrameSignBias[3] & 1))
+ {
+ if ((uint)header.CompPredMode >= 1)
+ {
+ writer.Write(1, 1);
+ writer.Write(header.CompPredMode == 2);
+ }
+ else
+ {
+ writer.Write(0, 1);
+ }
+ }
+
+ if (header.CompPredMode == 2)
+ {
+ WriteProbabilityUpdate(writer, probs.CompModeProbs, _defaultCompModeProbs);
+ }
+
+ if (header.CompPredMode != 1)
+ {
+ WriteProbabilityUpdate(writer, probs.SingleRefProbs, _defaultSingleRefProbs);
+ }
+
+ if (header.CompPredMode != 0)
+ {
+ WriteProbabilityUpdate(writer, probs.CompRefProbs, _defaultCompRefProbs);
+ }
+
+ for (int index = 0; index < 4; index++)
+ {
+ int i = index * 8;
+ int j = index;
+
+ WriteProbabilityUpdate(writer, probs.YModeProbs0[i + 0], _defaultYModeProbs0[i + 0]);
+ WriteProbabilityUpdate(writer, probs.YModeProbs0[i + 1], _defaultYModeProbs0[i + 1]);
+ WriteProbabilityUpdate(writer, probs.YModeProbs0[i + 2], _defaultYModeProbs0[i + 2]);
+ WriteProbabilityUpdate(writer, probs.YModeProbs0[i + 3], _defaultYModeProbs0[i + 3]);
+ WriteProbabilityUpdate(writer, probs.YModeProbs0[i + 4], _defaultYModeProbs0[i + 4]);
+ WriteProbabilityUpdate(writer, probs.YModeProbs0[i + 5], _defaultYModeProbs0[i + 5]);
+ WriteProbabilityUpdate(writer, probs.YModeProbs0[i + 6], _defaultYModeProbs0[i + 6]);
+ WriteProbabilityUpdate(writer, probs.YModeProbs0[i + 7], _defaultYModeProbs0[i + 7]);
+ WriteProbabilityUpdate(writer, probs.YModeProbs1[j + 0], _defaultYModeProbs1[j + 0]);
+ }
+
+ WriteProbabilityUpdateAligned4(writer, probs.PartitionProbs, _defaultPartitionProbs);
+
+ for (int i = 0; i < 3; i++)
+ {
+ WriteMvProbabilityUpdate(writer, probs.MvJointProbs[i], _defaultMvJointProbs[i]);
+ }
+
+ for (int i = 0; i < 2; i++)
+ {
+ WriteMvProbabilityUpdate(writer, probs.MvSignProbs[i], _defaultMvSignProbs[i]);
+
+ for (int j = 0; j < 10; j++)
+ {
+ int index = i * 10 + j;
+
+ WriteMvProbabilityUpdate(writer, probs.MvClassProbs[index], _defaultMvClassProbs[index]);
+ }
+
+ WriteMvProbabilityUpdate(writer, probs.MvClass0BitProbs[i], _defaultMvClass0BitProbs[i]);
+
+ for (int j = 0; j < 10; j++)
+ {
+ int index = i * 10 + j;
+
+ WriteMvProbabilityUpdate(writer, probs.MvBitsProbs[index], _defaultMvBitsProbs[index]);
+ }
+ }
+
+ for (int i = 0; i < 2; i++)
+ {
+ for (int j = 0; j < 2; j++)
+ {
+ for (int k = 0; k < 3; k++)
+ {
+ int index = i * 2 * 3 + j * 3 + k;
+
+ WriteMvProbabilityUpdate(writer, probs.MvClass0FrProbs[index], _defaultMvClass0FrProbs[index]);
+ }
+ }
+
+ for (int j = 0; j < 3; j++)
+ {
+ int index = i * 3 + j;
+
+ WriteMvProbabilityUpdate(writer, probs.MvFrProbs[index], _defaultMvFrProbs[index]);
+ }
+ }
+
+ if (header.AllowHighPrecisionMv)
+ {
+ for (int index = 0; index < 2; index++)
+ {
+ WriteMvProbabilityUpdate(writer, probs.MvClass0HpProbs[index], _defaultMvClass0HpProbs[index]);
+ WriteMvProbabilityUpdate(writer, probs.MvHpProbs[index], _defaultMvHpProbs[index]);
+ }
+ }
+ }
+
+ writer.End();
+
+ compressedHeaderData = compressedHeader.ToArray();
+ }
+
+ // Write uncompressed header.
+ using (MemoryStream encodedHeader = new MemoryStream())
+ {
+ VpxBitStreamWriter writer = new VpxBitStreamWriter(encodedHeader);
+
+ writer.WriteU(2, 2); //Frame marker.
+ writer.WriteU(0, 2); //Profile.
+ writer.WriteBit(false); //Show existing frame.
+ writer.WriteBit(!isKeyFrame);
+ writer.WriteBit(showFrame);
+ writer.WriteBit(errorResilientMode);
+
+ if (isKeyFrame)
+ {
+ writer.WriteU(FrameSyncCode, 24);
+ writer.WriteU(0, 3); //Color space.
+ writer.WriteU(0, 1); //Color range.
+ writer.WriteU(header.CurrentFrame.Width - 1, 16);
+ writer.WriteU(header.CurrentFrame.Height - 1, 16);
+ writer.WriteBit(false); //Render and frame size different.
+
+ _cachedRefFrames.Clear();
+
+ // On key frames, all frame slots are set to the current frame,
+ // so the value of the selected slot doesn't really matter.
+ GetNewFrameSlot(keys.CurrKey);
+ }
+ else
+ {
+ if (!showFrame)
+ {
+ writer.WriteBit(isFrameIntra);
+ }
+
+ if (!errorResilientMode)
+ {
+ writer.WriteU(0, 2); //Reset frame context.
+ }
+
+ int refreshFrameFlags = 1 << GetNewFrameSlot(keys.CurrKey);
+
+ if (isFrameIntra)
+ {
+ writer.WriteU(FrameSyncCode, 24);
+ writer.WriteU(refreshFrameFlags, 8);
+ writer.WriteU(header.CurrentFrame.Width - 1, 16);
+ writer.WriteU(header.CurrentFrame.Height - 1, 16);
+ writer.WriteBit(false); //Render and frame size different.
+ }
+ else
+ {
+ writer.WriteU(refreshFrameFlags, 8);
+
+ int[] refFrameIndex = new int[]
+ {
+ GetFrameSlot(keys.Ref0Key),
+ GetFrameSlot(keys.Ref1Key),
+ GetFrameSlot(keys.Ref2Key)
+ };
+
+ byte[] refFrameSignBias = header.RefFrameSignBias;
+
+ for (int index = 1; index < 4; index++)
+ {
+ writer.WriteU(refFrameIndex[index - 1], 3);
+ writer.WriteU(refFrameSignBias[index], 1);
+ }
+
+ writer.WriteBit(true); //Frame size with refs.
+ writer.WriteBit(false); //Render and frame size different.
+ writer.WriteBit(header.AllowHighPrecisionMv);
+ writer.WriteBit(header.RawInterpolationFilter == 4);
+
+ if (header.RawInterpolationFilter != 4)
+ {
+ writer.WriteU(header.RawInterpolationFilter, 2);
+ }
+ }
+ }
+
+ if (!errorResilientMode)
+ {
+ writer.WriteBit(false); //Refresh frame context.
+ writer.WriteBit(true); //Frame parallel decoding mode.
+ }
+
+ writer.WriteU(0, 2); //Frame context index.
+
+ writer.WriteU(header.LoopFilterLevel, 6);
+ writer.WriteU(header.LoopFilterSharpness, 3);
+ writer.WriteBit(header.LoopFilterDeltaEnabled);
+
+ if (header.LoopFilterDeltaEnabled)
+ {
+ bool[] updateLoopFilterRefDeltas = new bool[4];
+ bool[] updateLoopFilterModeDeltas = new bool[2];
+
+ bool loopFilterDeltaUpdate = false;
+
+ for (int index = 0; index < header.LoopFilterRefDeltas.Length; index++)
+ {
+ sbyte old = _loopFilterRefDeltas[index];
+ sbyte New = header.LoopFilterRefDeltas[index];
+
+ loopFilterDeltaUpdate |= (updateLoopFilterRefDeltas[index] = old != New);
+ }
+
+ for (int index = 0; index < header.LoopFilterModeDeltas.Length; index++)
+ {
+ sbyte old = _loopFilterModeDeltas[index];
+ sbyte New = header.LoopFilterModeDeltas[index];
+
+ loopFilterDeltaUpdate |= (updateLoopFilterModeDeltas[index] = old != New);
+ }
+
+ writer.WriteBit(loopFilterDeltaUpdate);
+
+ if (loopFilterDeltaUpdate)
+ {
+ for (int index = 0; index < header.LoopFilterRefDeltas.Length; index++)
+ {
+ writer.WriteBit(updateLoopFilterRefDeltas[index]);
+
+ if (updateLoopFilterRefDeltas[index])
+ {
+ writer.WriteS(header.LoopFilterRefDeltas[index], 6);
+ }
+ }
+
+ for (int index = 0; index < header.LoopFilterModeDeltas.Length; index++)
+ {
+ writer.WriteBit(updateLoopFilterModeDeltas[index]);
+
+ if (updateLoopFilterModeDeltas[index])
+ {
+ writer.WriteS(header.LoopFilterModeDeltas[index], 6);
+ }
+ }
+ }
+ }
+
+ writer.WriteU(header.BaseQIndex, 8);
+
+ writer.WriteDeltaQ(header.DeltaQYDc);
+ writer.WriteDeltaQ(header.DeltaQUvDc);
+ writer.WriteDeltaQ(header.DeltaQUvAc);
+
+ writer.WriteBit(false); //Segmentation enabled (TODO).
+
+ int minTileColsLog2 = CalcMinLog2TileCols(header.CurrentFrame.Width);
+ int maxTileColsLog2 = CalcMaxLog2TileCols(header.CurrentFrame.Width);
+
+ int tileColsLog2Diff = header.TileColsLog2 - minTileColsLog2;
+
+ int tileColsLog2IncMask = (1 << tileColsLog2Diff) - 1;
+
+ // If it's less than the maximum, we need to add an extra 0 on the bitstream
+ // to indicate that it should stop reading.
+ if (header.TileColsLog2 < maxTileColsLog2)
+ {
+ writer.WriteU(tileColsLog2IncMask << 1, tileColsLog2Diff + 1);
+ }
+ else
+ {
+ writer.WriteU(tileColsLog2IncMask, tileColsLog2Diff);
+ }
+
+ bool tileRowsLog2IsNonZero = header.TileRowsLog2 != 0;
+
+ writer.WriteBit(tileRowsLog2IsNonZero);
+
+ if (tileRowsLog2IsNonZero)
+ {
+ writer.WriteBit(header.TileRowsLog2 > 1);
+ }
+
+ writer.WriteU(compressedHeaderData.Length, 16);
+
+ writer.Flush();
+
+ encodedHeader.Write(compressedHeaderData, 0, compressedHeaderData.Length);
+
+ if (!FFmpegWrapper.IsInitialized)
+ {
+ FFmpegWrapper.Vp9Initialize();
+ }
+
+ FFmpegWrapper.DecodeFrame(DecoderHelper.Combine(encodedHeader.ToArray(), frameData));
+ }
+
+ _loopFilterRefDeltas = header.LoopFilterRefDeltas;
+ _loopFilterModeDeltas = header.LoopFilterModeDeltas;
+ }
+
+ private int GetNewFrameSlot(long key)
+ {
+ LinkedListNode node = _frameSlotByLastUse.Last;
+
+ _frameSlotByLastUse.RemoveLast();
+ _frameSlotByLastUse.AddFirst(node);
+
+ _cachedRefFrames[key] = node;
+
+ return node.Value;
+ }
+
+ private int GetFrameSlot(long key)
+ {
+ if (_cachedRefFrames.TryGetValue(key, out LinkedListNode node))
+ {
+ _frameSlotByLastUse.Remove(node);
+ _frameSlotByLastUse.AddFirst(node);
+
+ return node.Value;
+ }
+
+ // Reference frame was lost.
+ // What we should do in this case?
+ return 0;
+ }
+
+ private void WriteProbabilityUpdate(VpxRangeEncoder writer, byte[] New, byte[] old)
+ {
+ for (int offset = 0; offset < New.Length; offset++)
+ {
+ WriteProbabilityUpdate(writer, New[offset], old[offset]);
+ }
+ }
+
+ private void WriteCoefProbabilityUpdate(VpxRangeEncoder writer, int txMode, byte[] New, byte[] old)
+ {
+ // Note: There's 1 byte added on each packet for alignment,
+ // this byte is ignored when doing updates.
+ const int blockBytes = 2 * 2 * 6 * 6 * 4;
+
+ bool NeedsUpdate(int baseIndex)
+ {
+ int index = baseIndex;
+
+ for (int i = 0; i < 2; i++)
+ for (int j = 0; j < 2; j++)
+ for (int k = 0; k < 6; k++)
+ for (int l = 0; l < 6; l++)
+ {
+ if (New[index + 0] != old[index + 0] ||
+ New[index + 1] != old[index + 1] ||
+ New[index + 2] != old[index + 2])
+ {
+ return true;
+ }
+
+ index += 4;
+ }
+
+ return false;
+ }
+
+ for (int blockIndex = 0; blockIndex < 4; blockIndex++)
+ {
+ int baseIndex = blockIndex * blockBytes;
+
+ bool update = NeedsUpdate(baseIndex);
+
+ writer.Write(update);
+
+ if (update)
+ {
+ int index = baseIndex;
+
+ for (int i = 0; i < 2; i++)
+ for (int j = 0; j < 2; j++)
+ for (int k = 0; k < 6; k++)
+ for (int l = 0; l < 6; l++)
+ {
+ if (k != 0 || l < 3)
+ {
+ WriteProbabilityUpdate(writer, New[index + 0], old[index + 0]);
+ WriteProbabilityUpdate(writer, New[index + 1], old[index + 1]);
+ WriteProbabilityUpdate(writer, New[index + 2], old[index + 2]);
+ }
+
+ index += 4;
+ }
+ }
+
+ if (blockIndex == txMode)
+ {
+ break;
+ }
+ }
+ }
+
+ private void WriteProbabilityUpdateAligned4(VpxRangeEncoder writer, byte[] New, byte[] old)
+ {
+ for (int offset = 0; offset < New.Length; offset += 4)
+ {
+ WriteProbabilityUpdate(writer, New[offset + 0], old[offset + 0]);
+ WriteProbabilityUpdate(writer, New[offset + 1], old[offset + 1]);
+ WriteProbabilityUpdate(writer, New[offset + 2], old[offset + 2]);
+ }
+ }
+
+ private void WriteProbabilityUpdate(VpxRangeEncoder writer, byte New, byte old)
+ {
+ bool update = New != old;
+
+ writer.Write(update, DiffUpdateProbability);
+
+ if (update)
+ {
+ WriteProbabilityDelta(writer, New, old);
+ }
+ }
+
+ private void WriteProbabilityDelta(VpxRangeEncoder writer, int New, int old)
+ {
+ int delta = RemapProbability(New, old);
+
+ EncodeTermSubExp(writer, delta);
+ }
+
+ private int RemapProbability(int New, int old)
+ {
+ New--;
+ old--;
+
+ int index;
+
+ if (old * 2 <= 0xff)
+ {
+ index = RecenterNonNeg(New, old) - 1;
+ }
+ else
+ {
+ index = RecenterNonNeg(0xff - 1 - New, 0xff - 1 - old) - 1;
+ }
+
+ return MapLut[index];
+ }
+
+ private int RecenterNonNeg(int New, int old)
+ {
+ if (New > old * 2)
+ {
+ return New;
+ }
+ else if (New >= old)
+ {
+ return (New - old) * 2;
+ }
+ else /* if (New < Old) */
+ {
+ return (old - New) * 2 - 1;
+ }
+ }
+
+ private void EncodeTermSubExp(VpxRangeEncoder writer, int value)
+ {
+ if (WriteLessThan(writer, value, 16))
+ {
+ writer.Write(value, 4);
+ }
+ else if (WriteLessThan(writer, value, 32))
+ {
+ writer.Write(value - 16, 4);
+ }
+ else if (WriteLessThan(writer, value, 64))
+ {
+ writer.Write(value - 32, 5);
+ }
+ else
+ {
+ value -= 64;
+
+ const int size = 8;
+
+ int mask = (1 << size) - 191;
+
+ int delta = value - mask;
+
+ if (delta < 0)
+ {
+ writer.Write(value, size - 1);
+ }
+ else
+ {
+ writer.Write(delta / 2 + mask, size - 1);
+ writer.Write(delta & 1, 1);
+ }
+ }
+ }
+
+ private bool WriteLessThan(VpxRangeEncoder writer, int value, int test)
+ {
+ bool isLessThan = value < test;
+
+ writer.Write(!isLessThan);
+
+ return isLessThan;
+ }
+
+ private void WriteMvProbabilityUpdate(VpxRangeEncoder writer, byte New, byte old)
+ {
+ bool update = New != old;
+
+ writer.Write(update, DiffUpdateProbability);
+
+ if (update)
+ {
+ writer.Write(New >> 1, 7);
+ }
+ }
+
+ private static int CalcMinLog2TileCols(int frameWidth)
+ {
+ int sb64Cols = (frameWidth + 63) / 64;
+ int minLog2 = 0;
+
+ while ((64 << minLog2) < sb64Cols)
+ {
+ minLog2++;
+ }
+
+ return minLog2;
+ }
+
+ private static int CalcMaxLog2TileCols(int frameWidth)
+ {
+ int sb64Cols = (frameWidth + 63) / 64;
+ int maxLog2 = 1;
+
+ while ((sb64Cols >> maxLog2) >= 4)
+ {
+ maxLog2++;
+ }
+
+ return maxLog2 - 1;
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/Vp9FrameHeader.cs b/Ryujinx.Graphics.Nvdec/VDec/Vp9FrameHeader.cs
new file mode 100644
index 000000000..bdba6de5a
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/Vp9FrameHeader.cs
@@ -0,0 +1,79 @@
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.Graphics.VDec
+{
+ [StructLayout(LayoutKind.Sequential, Pack = 2)]
+ struct Vp9FrameDimensions
+ {
+ public short Width;
+ public short Height;
+ public short SubsamplingX; //?
+ public short SubsamplingY; //?
+ }
+
+ [StructLayout(LayoutKind.Sequential, Pack = 1)]
+ struct Vp9FrameHeader
+ {
+ [MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
+ public Vp9FrameDimensions[] RefFrames;
+
+ public Vp9FrameDimensions CurrentFrame;
+
+ public int Flags;
+
+ [MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)]
+ public byte[] RefFrameSignBias;
+
+ public byte LoopFilterLevel;
+ public byte LoopFilterSharpness;
+
+ public byte BaseQIndex;
+ public sbyte DeltaQYDc;
+ public sbyte DeltaQUvDc;
+ public sbyte DeltaQUvAc;
+
+ [MarshalAs(UnmanagedType.I1)]
+ public bool Lossless;
+
+ public byte TxMode;
+
+ [MarshalAs(UnmanagedType.I1)]
+ public bool AllowHighPrecisionMv;
+
+ public byte RawInterpolationFilter;
+ public byte CompPredMode;
+ public byte FixCompRef;
+ public byte VarCompRef0;
+ public byte VarCompRef1;
+
+ public byte TileColsLog2;
+ public byte TileRowsLog2;
+
+ [MarshalAs(UnmanagedType.I1)]
+ public bool SegmentationEnabled;
+
+ [MarshalAs(UnmanagedType.I1)]
+ public bool SegmentationUpdate;
+
+ [MarshalAs(UnmanagedType.I1)]
+ public bool SegmentationTemporalUpdate;
+
+ [MarshalAs(UnmanagedType.I1)]
+ public bool SegmentationAbsOrDeltaUpdate;
+
+ [MarshalAs(UnmanagedType.ByValArray, SizeConst = 8 * 4, ArraySubType = UnmanagedType.I1)]
+ public bool[] FeatureEnabled;
+
+ [MarshalAs(UnmanagedType.ByValArray, SizeConst = 8 * 4)]
+ public short[] FeatureData;
+
+ [MarshalAs(UnmanagedType.I1)]
+ public bool LoopFilterDeltaEnabled;
+
+ [MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)]
+ public sbyte[] LoopFilterRefDeltas;
+
+ [MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
+ public sbyte[] LoopFilterModeDeltas;
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/Vp9FrameKeys.cs b/Ryujinx.Graphics.Nvdec/VDec/Vp9FrameKeys.cs
new file mode 100644
index 000000000..dfc31ea31
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/Vp9FrameKeys.cs
@@ -0,0 +1,10 @@
+namespace Ryujinx.Graphics.VDec
+{
+ struct Vp9FrameKeys
+ {
+ public long CurrKey;
+ public long Ref0Key;
+ public long Ref1Key;
+ public long Ref2Key;
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/Vp9ProbabilityTables.cs b/Ryujinx.Graphics.Nvdec/VDec/Vp9ProbabilityTables.cs
new file mode 100644
index 000000000..5a6dd0cf2
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/Vp9ProbabilityTables.cs
@@ -0,0 +1,31 @@
+namespace Ryujinx.Graphics.VDec
+{
+ struct Vp9ProbabilityTables
+ {
+ public byte[] SegmentationTreeProbs;
+ public byte[] SegmentationPredProbs;
+ public byte[] Tx8x8Probs;
+ public byte[] Tx16x16Probs;
+ public byte[] Tx32x32Probs;
+ public byte[] CoefProbs;
+ public byte[] SkipProbs;
+ public byte[] InterModeProbs;
+ public byte[] InterpFilterProbs;
+ public byte[] IsInterProbs;
+ public byte[] CompModeProbs;
+ public byte[] SingleRefProbs;
+ public byte[] CompRefProbs;
+ public byte[] YModeProbs0;
+ public byte[] YModeProbs1;
+ public byte[] PartitionProbs;
+ public byte[] MvJointProbs;
+ public byte[] MvSignProbs;
+ public byte[] MvClassProbs;
+ public byte[] MvClass0BitProbs;
+ public byte[] MvBitsProbs;
+ public byte[] MvClass0FrProbs;
+ public byte[] MvFrProbs;
+ public byte[] MvClass0HpProbs;
+ public byte[] MvHpProbs;
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/VpxBitStreamWriter.cs b/Ryujinx.Graphics.Nvdec/VDec/VpxBitStreamWriter.cs
new file mode 100644
index 000000000..97ada333e
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/VpxBitStreamWriter.cs
@@ -0,0 +1,38 @@
+using System.IO;
+
+namespace Ryujinx.Graphics.VDec
+{
+ class VpxBitStreamWriter : BitStreamWriter
+ {
+ public VpxBitStreamWriter(Stream baseStream) : base(baseStream) { }
+
+ public void WriteU(int value, int valueSize)
+ {
+ WriteBits(value, valueSize);
+ }
+
+ public void WriteS(int value, int valueSize)
+ {
+ bool sign = value < 0;
+
+ if (sign)
+ {
+ value = -value;
+ }
+
+ WriteBits((value << 1) | (sign ? 1 : 0), valueSize + 1);
+ }
+
+ public void WriteDeltaQ(int value)
+ {
+ bool deltaCoded = value != 0;
+
+ WriteBit(deltaCoded);
+
+ if (deltaCoded)
+ {
+ WriteBits(value, 4);
+ }
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/VDec/VpxRangeEncoder.cs b/Ryujinx.Graphics.Nvdec/VDec/VpxRangeEncoder.cs
new file mode 100644
index 000000000..c854c9d9d
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/VDec/VpxRangeEncoder.cs
@@ -0,0 +1,134 @@
+using System.IO;
+
+namespace Ryujinx.Graphics.VDec
+{
+ class VpxRangeEncoder
+ {
+ private const int HalfProbability = 128;
+
+ private static readonly int[] NormLut = new int[]
+ {
+ 0, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4,
+ 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+ };
+
+ private Stream _baseStream;
+
+ private uint _lowValue;
+ private uint _range;
+ private int _count;
+
+ public VpxRangeEncoder(Stream baseStream)
+ {
+ _baseStream = baseStream;
+
+ _range = 0xff;
+ _count = -24;
+
+ Write(false);
+ }
+
+ public void WriteByte(byte value)
+ {
+ Write(value, 8);
+ }
+
+ public void Write(int value, int valueSize)
+ {
+ for (int bit = valueSize - 1; bit >= 0; bit--)
+ {
+ Write(((value >> bit) & 1) != 0);
+ }
+ }
+
+ public void Write(bool bit)
+ {
+ Write(bit, HalfProbability);
+ }
+
+ public void Write(bool bit, int probability)
+ {
+ uint range = _range;
+
+ uint split = 1 + (((range - 1) * (uint)probability) >> 8);
+
+ range = split;
+
+ if (bit)
+ {
+ _lowValue += split;
+ range = _range - split;
+ }
+
+ int shift = NormLut[range];
+
+ range <<= shift;
+ _count += shift;
+
+ if (_count >= 0)
+ {
+ int offset = shift - _count;
+
+ if (((_lowValue << (offset - 1)) >> 31) != 0)
+ {
+ long currentPos = _baseStream.Position;
+
+ _baseStream.Seek(-1, SeekOrigin.Current);
+
+ while (_baseStream.Position >= 0 && PeekByte() == 0xff)
+ {
+ _baseStream.WriteByte(0);
+
+ _baseStream.Seek(-2, SeekOrigin.Current);
+ }
+
+ _baseStream.WriteByte((byte)(PeekByte() + 1));
+
+ _baseStream.Seek(currentPos, SeekOrigin.Begin);
+ }
+
+ _baseStream.WriteByte((byte)(_lowValue >> (24 - offset)));
+
+ _lowValue <<= offset;
+ shift = _count;
+ _lowValue &= 0xffffff;
+ _count -= 8;
+ }
+
+ _lowValue <<= shift;
+
+ _range = range;
+ }
+
+ private byte PeekByte()
+ {
+ byte value = (byte)_baseStream.ReadByte();
+
+ _baseStream.Seek(-1, SeekOrigin.Current);
+
+ return value;
+ }
+
+ public void End()
+ {
+ for (int index = 0; index < 32; index++)
+ {
+ Write(false);
+ }
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/Vic/StructUnpacker.cs b/Ryujinx.Graphics.Nvdec/Vic/StructUnpacker.cs
new file mode 100644
index 000000000..4957e6b63
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/Vic/StructUnpacker.cs
@@ -0,0 +1,69 @@
+using Ryujinx.Graphics.Gpu.Memory;
+using System;
+
+namespace Ryujinx.Graphics.Vic
+{
+ class StructUnpacker
+ {
+ private MemoryAccessor _vmm;
+
+ private ulong _position;
+
+ private ulong _buffer;
+ private int _buffPos;
+
+ public StructUnpacker(MemoryAccessor vmm, ulong position)
+ {
+ _vmm = vmm;
+ _position = position;
+
+ _buffPos = 64;
+ }
+
+ public int Read(int bits)
+ {
+ if ((uint)bits > 32)
+ {
+ throw new ArgumentOutOfRangeException(nameof(bits));
+ }
+
+ int value = 0;
+
+ while (bits > 0)
+ {
+ RefillBufferIfNeeded();
+
+ int readBits = bits;
+
+ int maxReadBits = 64 - _buffPos;
+
+ if (readBits > maxReadBits)
+ {
+ readBits = maxReadBits;
+ }
+
+ value <<= readBits;
+
+ value |= (int)(_buffer >> _buffPos) & (int)(0xffffffff >> (32 - readBits));
+
+ _buffPos += readBits;
+
+ bits -= readBits;
+ }
+
+ return value;
+ }
+
+ private void RefillBufferIfNeeded()
+ {
+ if (_buffPos >= 64)
+ {
+ _buffer = _vmm.ReadUInt64(_position);
+
+ _position += 8;
+
+ _buffPos = 0;
+ }
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/Vic/SurfaceOutputConfig.cs b/Ryujinx.Graphics.Nvdec/Vic/SurfaceOutputConfig.cs
new file mode 100644
index 000000000..bcb01e70b
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/Vic/SurfaceOutputConfig.cs
@@ -0,0 +1,33 @@
+namespace Ryujinx.Graphics.Vic
+{
+ struct SurfaceOutputConfig
+ {
+ public SurfacePixelFormat PixelFormat;
+
+ public int SurfaceWidth;
+ public int SurfaceHeight;
+ public int GobBlockHeight;
+
+ public ulong SurfaceLumaAddress;
+ public ulong SurfaceChromaUAddress;
+ public ulong SurfaceChromaVAddress;
+
+ public SurfaceOutputConfig(
+ SurfacePixelFormat pixelFormat,
+ int surfaceWidth,
+ int surfaceHeight,
+ int gobBlockHeight,
+ ulong outputSurfaceLumaAddress,
+ ulong outputSurfaceChromaUAddress,
+ ulong outputSurfaceChromaVAddress)
+ {
+ PixelFormat = pixelFormat;
+ SurfaceWidth = surfaceWidth;
+ SurfaceHeight = surfaceHeight;
+ GobBlockHeight = gobBlockHeight;
+ SurfaceLumaAddress = outputSurfaceLumaAddress;
+ SurfaceChromaUAddress = outputSurfaceChromaUAddress;
+ SurfaceChromaVAddress = outputSurfaceChromaVAddress;
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/Vic/SurfacePixelFormat.cs b/Ryujinx.Graphics.Nvdec/Vic/SurfacePixelFormat.cs
new file mode 100644
index 000000000..8dabd0942
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/Vic/SurfacePixelFormat.cs
@@ -0,0 +1,8 @@
+namespace Ryujinx.Graphics.Vic
+{
+ enum SurfacePixelFormat
+ {
+ Rgba8 = 0x1f,
+ Yuv420P = 0x44
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/Vic/VideoImageComposer.cs b/Ryujinx.Graphics.Nvdec/Vic/VideoImageComposer.cs
new file mode 100644
index 000000000..e16a25233
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/Vic/VideoImageComposer.cs
@@ -0,0 +1,94 @@
+using Ryujinx.Graphics.Gpu;
+using Ryujinx.Graphics.VDec;
+
+namespace Ryujinx.Graphics.Vic
+{
+ class VideoImageComposer
+ {
+ private ulong _configStructAddress;
+ private ulong _outputSurfaceLumaAddress;
+ private ulong _outputSurfaceChromaUAddress;
+ private ulong _outputSurfaceChromaVAddress;
+
+ private VideoDecoder _vdec;
+
+ public VideoImageComposer(VideoDecoder vdec)
+ {
+ _vdec = vdec;
+ }
+
+ public void Process(GpuContext gpu, int methodOffset, int[] arguments)
+ {
+ VideoImageComposerMeth method = (VideoImageComposerMeth)methodOffset;
+
+ switch (method)
+ {
+ case VideoImageComposerMeth.Execute: Execute(gpu); break;
+ case VideoImageComposerMeth.SetConfigStructOffset: SetConfigStructOffset(arguments); break;
+ case VideoImageComposerMeth.SetOutputSurfaceLumaOffset: SetOutputSurfaceLumaOffset(arguments); break;
+ case VideoImageComposerMeth.SetOutputSurfaceChromaUOffset: SetOutputSurfaceChromaUOffset(arguments); break;
+ case VideoImageComposerMeth.SetOutputSurfaceChromaVOffset: SetOutputSurfaceChromaVOffset(arguments); break;
+ }
+ }
+
+ private void Execute(GpuContext gpu)
+ {
+ StructUnpacker unpacker = new StructUnpacker(gpu.MemoryAccessor, _configStructAddress + 0x20);
+
+ SurfacePixelFormat pixelFormat = (SurfacePixelFormat)unpacker.Read(7);
+
+ int chromaLocHoriz = unpacker.Read(2);
+ int chromaLocVert = unpacker.Read(2);
+
+ int blockLinearKind = unpacker.Read(4);
+ int blockLinearHeightLog2 = unpacker.Read(4);
+
+ int reserved0 = unpacker.Read(3);
+ int reserved1 = unpacker.Read(10);
+
+ int surfaceWidthMinus1 = unpacker.Read(14);
+ int surfaceHeightMinus1 = unpacker.Read(14);
+
+ int gobBlockHeight = 1 << blockLinearHeightLog2;
+
+ int surfaceWidth = surfaceWidthMinus1 + 1;
+ int surfaceHeight = surfaceHeightMinus1 + 1;
+
+ SurfaceOutputConfig outputConfig = new SurfaceOutputConfig(
+ pixelFormat,
+ surfaceWidth,
+ surfaceHeight,
+ gobBlockHeight,
+ _outputSurfaceLumaAddress,
+ _outputSurfaceChromaUAddress,
+ _outputSurfaceChromaVAddress);
+
+ _vdec.CopyPlanes(gpu, outputConfig);
+ }
+
+ private void SetConfigStructOffset(int[] arguments)
+ {
+ _configStructAddress = GetAddress(arguments);
+ }
+
+ private void SetOutputSurfaceLumaOffset(int[] arguments)
+ {
+ _outputSurfaceLumaAddress = GetAddress(arguments);
+ }
+
+ private void SetOutputSurfaceChromaUOffset(int[] arguments)
+ {
+ _outputSurfaceChromaUAddress = GetAddress(arguments);
+ }
+
+ private void SetOutputSurfaceChromaVOffset(int[] arguments)
+ {
+ _outputSurfaceChromaVAddress = GetAddress(arguments);
+ }
+
+ private static ulong GetAddress(int[] arguments)
+ {
+ return (ulong)(uint)arguments[0] << 8;
+ }
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.Graphics.Nvdec/Vic/VideoImageComposerMeth.cs b/Ryujinx.Graphics.Nvdec/Vic/VideoImageComposerMeth.cs
new file mode 100644
index 000000000..b30cabeaa
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec/Vic/VideoImageComposerMeth.cs
@@ -0,0 +1,12 @@
+namespace Ryujinx.Graphics.Vic
+{
+ enum VideoImageComposerMeth
+ {
+ Execute = 0xc0,
+ SetControlParams = 0x1c1,
+ SetConfigStructOffset = 0x1c2,
+ SetOutputSurfaceLumaOffset = 0x1c8,
+ SetOutputSurfaceChromaUOffset = 0x1c9,
+ SetOutputSurfaceChromaVOffset = 0x1ca
+ }
+}
\ No newline at end of file
diff --git a/Ryujinx.sln b/Ryujinx.sln
index 1d21ff586..4ad74077c 100644
--- a/Ryujinx.sln
+++ b/Ryujinx.sln
@@ -1,7 +1,7 @@
Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 15
-VisualStudioVersion = 15.0.26730.8
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29613.14
MinimumVisualStudioVersion = 10.0.40219.1
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ryujinx", "Ryujinx\Ryujinx.csproj", "{074045D4-3ED2-4711-9169-E385F2BFB5A0}"
EndProject
@@ -26,15 +26,17 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ryujinx.Profiler", "Ryujinx
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ARMeilleure", "ARMeilleure\ARMeilleure.csproj", "{ABF09A5E-2D8B-4B6F-A51D-5CE414DDB15A}"
EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Ryujinx.Graphics.Gpu", "Ryujinx.Graphics.Gpu\Ryujinx.Graphics.Gpu.csproj", "{ADA7EA87-0D63-4D97-9433-922A2124401F}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ryujinx.Graphics.Gpu", "Ryujinx.Graphics.Gpu\Ryujinx.Graphics.Gpu.csproj", "{ADA7EA87-0D63-4D97-9433-922A2124401F}"
EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Ryujinx.Graphics.GAL", "Ryujinx.Graphics.GAL\Ryujinx.Graphics.GAL.csproj", "{A602AE97-91A5-4608-8DF1-EBF4ED7A0B9E}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ryujinx.Graphics.GAL", "Ryujinx.Graphics.GAL\Ryujinx.Graphics.GAL.csproj", "{A602AE97-91A5-4608-8DF1-EBF4ED7A0B9E}"
EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Ryujinx.Graphics.OpenGL", "Ryujinx.Graphics.OpenGL\Ryujinx.Graphics.OpenGL.csproj", "{9558FB96-075D-4219-8FFF-401979DC0B69}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ryujinx.Graphics.OpenGL", "Ryujinx.Graphics.OpenGL\Ryujinx.Graphics.OpenGL.csproj", "{9558FB96-075D-4219-8FFF-401979DC0B69}"
EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Ryujinx.Graphics.Texture", "Ryujinx.Graphics.Texture\Ryujinx.Graphics.Texture.csproj", "{E1B1AD28-289D-47B7-A106-326972240207}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ryujinx.Graphics.Texture", "Ryujinx.Graphics.Texture\Ryujinx.Graphics.Texture.csproj", "{E1B1AD28-289D-47B7-A106-326972240207}"
EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Ryujinx.Graphics.Shader", "Ryujinx.Graphics.Shader\Ryujinx.Graphics.Shader.csproj", "{03B955CD-AD84-4B93-AAA7-BF17923BBAA5}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ryujinx.Graphics.Shader", "Ryujinx.Graphics.Shader\Ryujinx.Graphics.Shader.csproj", "{03B955CD-AD84-4B93-AAA7-BF17923BBAA5}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Ryujinx.Graphics.Nvdec", "Ryujinx.Graphics.Nvdec\Ryujinx.Graphics.Nvdec.csproj", "{85A0FA56-DC01-4A42-8808-70DAC76BD66D}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -76,14 +78,6 @@ Global
{CB92CFF9-1D62-4D4F-9E88-8130EF61E351}.Profile Release|Any CPU.Build.0 = Profile Release|Any CPU
{CB92CFF9-1D62-4D4F-9E88-8130EF61E351}.Release|Any CPU.ActiveCfg = Release|Any CPU
{CB92CFF9-1D62-4D4F-9E88-8130EF61E351}.Release|Any CPU.Build.0 = Release|Any CPU
- {2345A1A7-8DEF-419B-9AFB-4DFD41D20D05}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
- {2345A1A7-8DEF-419B-9AFB-4DFD41D20D05}.Debug|Any CPU.Build.0 = Debug|Any CPU
- {2345A1A7-8DEF-419B-9AFB-4DFD41D20D05}.Profile Debug|Any CPU.ActiveCfg = Profile Debug|Any CPU
- {2345A1A7-8DEF-419B-9AFB-4DFD41D20D05}.Profile Debug|Any CPU.Build.0 = Profile Debug|Any CPU
- {2345A1A7-8DEF-419B-9AFB-4DFD41D20D05}.Profile Release|Any CPU.ActiveCfg = Profile Release|Any CPU
- {2345A1A7-8DEF-419B-9AFB-4DFD41D20D05}.Profile Release|Any CPU.Build.0 = Profile Release|Any CPU
- {2345A1A7-8DEF-419B-9AFB-4DFD41D20D05}.Release|Any CPU.ActiveCfg = Release|Any CPU
- {2345A1A7-8DEF-419B-9AFB-4DFD41D20D05}.Release|Any CPU.Build.0 = Release|Any CPU
{5C1D818E-682A-46A5-9D54-30006E26C270}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{5C1D818E-682A-46A5-9D54-30006E26C270}.Debug|Any CPU.Build.0 = Debug|Any CPU
{5C1D818E-682A-46A5-9D54-30006E26C270}.Profile Debug|Any CPU.ActiveCfg = Profile Debug|Any CPU
@@ -172,6 +166,14 @@ Global
{03B955CD-AD84-4B93-AAA7-BF17923BBAA5}.Profile Release|Any CPU.Build.0 = Debug|Any CPU
{03B955CD-AD84-4B93-AAA7-BF17923BBAA5}.Release|Any CPU.ActiveCfg = Release|Any CPU
{03B955CD-AD84-4B93-AAA7-BF17923BBAA5}.Release|Any CPU.Build.0 = Release|Any CPU
+ {85A0FA56-DC01-4A42-8808-70DAC76BD66D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {85A0FA56-DC01-4A42-8808-70DAC76BD66D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {85A0FA56-DC01-4A42-8808-70DAC76BD66D}.Profile Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {85A0FA56-DC01-4A42-8808-70DAC76BD66D}.Profile Debug|Any CPU.Build.0 = Debug|Any CPU
+ {85A0FA56-DC01-4A42-8808-70DAC76BD66D}.Profile Release|Any CPU.ActiveCfg = Release|Any CPU
+ {85A0FA56-DC01-4A42-8808-70DAC76BD66D}.Profile Release|Any CPU.Build.0 = Release|Any CPU
+ {85A0FA56-DC01-4A42-8808-70DAC76BD66D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {85A0FA56-DC01-4A42-8808-70DAC76BD66D}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE