1 files changed, 0 insertions, 227 deletions
diff --git a/src/Ryujinx.HLE/HOS/Services/Audio/IHardwareOpusDecoderManager.cs b/src/Ryujinx.HLE/HOS/Services/Audio/IHardwareOpusDecoderManager.cs
deleted file mode 100644
index 514b51a5..00000000
--- a/src/Ryujinx.HLE/HOS/Services/Audio/IHardwareOpusDecoderManager.cs
+++ /dev/null
@@ -1,227 +0,0 @@
-using Ryujinx.Common;
-using Ryujinx.HLE.HOS.Services.Audio.HardwareOpusDecoderManager;
-using Ryujinx.HLE.HOS.Services.Audio.Types;
-using System.Runtime.InteropServices;
-
-namespace Ryujinx.HLE.HOS.Services.Audio
-{
-    [Service("hwopus")]
-    class IHardwareOpusDecoderManager : IpcService
-    {
-        public IHardwareOpusDecoderManager(ServiceCtx context) { }
-
-        [CommandCmif(0)]
-        // Initialize(bytes<8, 4>, u32, handle<copy>) -> object<nn::codec::detail::IHardwareOpusDecoder>
-        public ResultCode Initialize(ServiceCtx context)
-        {
-            int sampleRate = context.RequestData.ReadInt32();
-            int channelsCount = context.RequestData.ReadInt32();
-
-            MakeObject(context, new IHardwareOpusDecoder(sampleRate, channelsCount, OpusDecoderFlags.None));
-
-            // Close transfer memory immediately as we don't use it.
-            context.Device.System.KernelContext.Syscall.CloseHandle(context.Request.HandleDesc.ToCopy[0]);
-
-            return ResultCode.Success;
-        }
-
-        [CommandCmif(1)]
-        // GetWorkBufferSize(bytes<8, 4>) -> u32
-        public ResultCode GetWorkBufferSize(ServiceCtx context)
-        {
-            int sampleRate = context.RequestData.ReadInt32();
-            int channelsCount = context.RequestData.ReadInt32();
-
-            int opusDecoderSize = GetOpusDecoderSize(channelsCount);
-
-            int frameSize = BitUtils.AlignUp(channelsCount * 1920 / (48000 / sampleRate), 64);
-            int totalSize = opusDecoderSize + 1536 + frameSize;
-
-            context.ResponseData.Write(totalSize);
-
-            return ResultCode.Success;
-        }
-
-        [CommandCmif(2)] // 3.0.0+
-        // InitializeForMultiStream(u32, handle<copy>, buffer<unknown<0x110>, 0x19>) -> object<nn::codec::detail::IHardwareOpusDecoder>
-        public ResultCode InitializeForMultiStream(ServiceCtx context)
-        {
-            ulong parametersAddress = context.Request.PtrBuff[0].Position;
-
-            OpusMultiStreamParameters parameters = context.Memory.Read<OpusMultiStreamParameters>(parametersAddress);
-
-            MakeObject(context, new IHardwareOpusDecoder(parameters.SampleRate, parameters.ChannelsCount, OpusDecoderFlags.None));
-
-            // Close transfer memory immediately as we don't use it.
-            context.Device.System.KernelContext.Syscall.CloseHandle(context.Request.HandleDesc.ToCopy[0]);
-
-            return ResultCode.Success;
-        }
-
-        [CommandCmif(3)] // 3.0.0+
-        // GetWorkBufferSizeForMultiStream(buffer<unknown<0x110>, 0x19>) -> u32
-        public ResultCode GetWorkBufferSizeForMultiStream(ServiceCtx context)
-        {
-            ulong parametersAddress = context.Request.PtrBuff[0].Position;
-
-            OpusMultiStreamParameters parameters = context.Memory.Read<OpusMultiStreamParameters>(parametersAddress);
-
-            int opusDecoderSize = GetOpusMultistreamDecoderSize(parameters.NumberOfStreams, parameters.NumberOfStereoStreams);
-
-            int streamSize = BitUtils.AlignUp(parameters.NumberOfStreams * 1500, 64);
-            int frameSize = BitUtils.AlignUp(parameters.ChannelsCount * 1920 / (48000 / parameters.SampleRate), 64);
-            int totalSize = opusDecoderSize + streamSize + frameSize;
-
-            context.ResponseData.Write(totalSize);
-
-            return ResultCode.Success;
-        }
-
-        [CommandCmif(4)] // 12.0.0+
-        // InitializeEx(OpusParametersEx, u32, handle<copy>) -> object<nn::codec::detail::IHardwareOpusDecoder>
-        public ResultCode InitializeEx(ServiceCtx context)
-        {
-            OpusParametersEx parameters = context.RequestData.ReadStruct<OpusParametersEx>();
-
-            // UseLargeFrameSize can be ignored due to not relying on fixed size buffers for storing the decoded result.
-            MakeObject(context, new IHardwareOpusDecoder(parameters.SampleRate, parameters.ChannelsCount, parameters.Flags));
-
-            // Close transfer memory immediately as we don't use it.
-            context.Device.System.KernelContext.Syscall.CloseHandle(context.Request.HandleDesc.ToCopy[0]);
-
-            return ResultCode.Success;
-        }
-
-        [CommandCmif(5)] // 12.0.0+
-        // GetWorkBufferSizeEx(OpusParametersEx) -> u32
-        public ResultCode GetWorkBufferSizeEx(ServiceCtx context)
-        {
-            OpusParametersEx parameters = context.RequestData.ReadStruct<OpusParametersEx>();
-
-            int opusDecoderSize = GetOpusDecoderSize(parameters.ChannelsCount);
-
-            int frameSizeMono48KHz = parameters.Flags.HasFlag(OpusDecoderFlags.LargeFrameSize) ? 5760 : 1920;
-            int frameSize = BitUtils.AlignUp(parameters.ChannelsCount * frameSizeMono48KHz / (48000 / parameters.SampleRate), 64);
-            int totalSize = opusDecoderSize + 1536 + frameSize;
-
-            context.ResponseData.Write(totalSize);
-
-            return ResultCode.Success;
-        }
-
-        [CommandCmif(6)] // 12.0.0+
-        // InitializeForMultiStreamEx(u32, handle<copy>, buffer<unknown<0x118>, 0x19>) -> object<nn::codec::detail::IHardwareOpusDecoder>
-        public ResultCode InitializeForMultiStreamEx(ServiceCtx context)
-        {
-            ulong parametersAddress = context.Request.PtrBuff[0].Position;
-
-            OpusMultiStreamParametersEx parameters = context.Memory.Read<OpusMultiStreamParametersEx>(parametersAddress);
-
-            byte[] mappings = MemoryMarshal.Cast<uint, byte>(parameters.ChannelMappings.AsSpan()).ToArray();
-
-            // UseLargeFrameSize can be ignored due to not relying on fixed size buffers for storing the decoded result.
-            MakeObject(context, new IHardwareOpusDecoder(
-                parameters.SampleRate,
-                parameters.ChannelsCount,
-                parameters.NumberOfStreams,
-                parameters.NumberOfStereoStreams,
-                parameters.Flags,
-                mappings));
-
-            // Close transfer memory immediately as we don't use it.
-            context.Device.System.KernelContext.Syscall.CloseHandle(context.Request.HandleDesc.ToCopy[0]);
-
-            return ResultCode.Success;
-        }
-
-        [CommandCmif(7)] // 12.0.0+
-        // GetWorkBufferSizeForMultiStreamEx(buffer<unknown<0x118>, 0x19>) -> u32
-        public ResultCode GetWorkBufferSizeForMultiStreamEx(ServiceCtx context)
-        {
-            ulong parametersAddress = context.Request.PtrBuff[0].Position;
-
-            OpusMultiStreamParametersEx parameters = context.Memory.Read<OpusMultiStreamParametersEx>(parametersAddress);
-
-            int opusDecoderSize = GetOpusMultistreamDecoderSize(parameters.NumberOfStreams, parameters.NumberOfStereoStreams);
-
-            int frameSizeMono48KHz = parameters.Flags.HasFlag(OpusDecoderFlags.LargeFrameSize) ? 5760 : 1920;
-            int streamSize = BitUtils.AlignUp(parameters.NumberOfStreams * 1500, 64);
-            int frameSize = BitUtils.AlignUp(parameters.ChannelsCount * frameSizeMono48KHz / (48000 / parameters.SampleRate), 64);
-            int totalSize = opusDecoderSize + streamSize + frameSize;
-
-            context.ResponseData.Write(totalSize);
-
-            return ResultCode.Success;
-        }
-
-        [CommandCmif(8)] // 16.0.0+
-        // GetWorkBufferSizeExEx(OpusParametersEx) -> u32
-        public ResultCode GetWorkBufferSizeExEx(ServiceCtx context)
-        {
-            // NOTE: GetWorkBufferSizeEx use hardcoded values to compute the returned size.
-            //       GetWorkBufferSizeExEx fixes that by using dynamic values.
-            //       Since we're already doing that, it's fine to call it directly.
-
-            return GetWorkBufferSizeEx(context);
-        }
-
-        [CommandCmif(9)] // 16.0.0+
-        // GetWorkBufferSizeForMultiStreamExEx(buffer<unknown<0x118>, 0x19>) -> u32
-        public ResultCode GetWorkBufferSizeForMultiStreamExEx(ServiceCtx context)
-        {
-            // NOTE: GetWorkBufferSizeForMultiStreamEx use hardcoded values to compute the returned size.
-            //       GetWorkBufferSizeForMultiStreamExEx fixes that by using dynamic values.
-            //       Since we're already doing that, it's fine to call it directly.
-
-            return GetWorkBufferSizeForMultiStreamEx(context);
-        }
-
-        private static int GetOpusMultistreamDecoderSize(int streams, int coupledStreams)
-        {
-            if (streams < 1 || coupledStreams > streams || coupledStreams < 0)
-            {
-                return 0;
-            }
-
-            int coupledSize = GetOpusDecoderSize(2);
-            int monoSize = GetOpusDecoderSize(1);
-
-            return Align4(monoSize - GetOpusDecoderAllocSize(1)) * (streams - coupledStreams) +
-                Align4(coupledSize - GetOpusDecoderAllocSize(2)) * coupledStreams + 0xb90c;
-        }
-
-        private static int Align4(int value)
-        {
-            return BitUtils.AlignUp(value, 4);
-        }
-
-        private static int GetOpusDecoderSize(int channelsCount)
-        {
-            const int SilkDecoderSize = 0x2160;
-
-            if (channelsCount < 1 || channelsCount > 2)
-            {
-                return 0;
-            }
-
-            int celtDecoderSize = GetCeltDecoderSize(channelsCount);
-            int opusDecoderSize = GetOpusDecoderAllocSize(channelsCount) | 0x4c;
-
-            return opusDecoderSize + SilkDecoderSize + celtDecoderSize;
-        }
-
-        private static int GetOpusDecoderAllocSize(int channelsCount)
-        {
-            return (channelsCount * 0x800 + 0x4803) & -0x800;
-        }
-
-        private static int GetCeltDecoderSize(int channelsCount)
-        {
-            const int DecodeBufferSize = 0x2030;
-            const int Overlap = 120;
-            const int EBandsCount = 21;
-
-            return (DecodeBufferSize + Overlap * 4) * channelsCount + EBandsCount * 16 + 0x50;
-        }
-    }
-}