diff options
Diffstat (limited to 'Ryujinx.HLE/HOS/Services/Aud/IHardwareOpusDecoder.cs')
| -rw-r--r-- | Ryujinx.HLE/HOS/Services/Aud/IHardwareOpusDecoder.cs | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/Ryujinx.HLE/HOS/Services/Aud/IHardwareOpusDecoder.cs b/Ryujinx.HLE/HOS/Services/Aud/IHardwareOpusDecoder.cs deleted file mode 100644 index 148a69a8..00000000 --- a/Ryujinx.HLE/HOS/Services/Aud/IHardwareOpusDecoder.cs +++ /dev/null @@ -1,81 +0,0 @@ -using Concentus.Structs; - -namespace Ryujinx.HLE.HOS.Services.Aud -{ - class IHardwareOpusDecoder : IpcService - { - private const int FixedSampleRate = 48000; - - private int _sampleRate; - private int _channelsCount; - - private OpusDecoder _decoder; - - public IHardwareOpusDecoder(int sampleRate, int channelsCount) - { - _sampleRate = sampleRate; - _channelsCount = channelsCount; - - _decoder = new OpusDecoder(FixedSampleRate, channelsCount); - } - - [Command(0)] - // DecodeInterleaved(buffer<unknown, 5>) -> (u32, u32, buffer<unknown, 6>) - public ResultCode DecodeInterleaved(ServiceCtx context) - { - long inPosition = context.Request.SendBuff[0].Position; - long inSize = context.Request.SendBuff[0].Size; - - if (inSize < 8) - { - return ResultCode.OpusInvalidInput; - } - - long outPosition = context.Request.ReceiveBuff[0].Position; - long outSize = context.Request.ReceiveBuff[0].Size; - - byte[] opusData = context.Memory.ReadBytes(inPosition, inSize); - - int processed = ((opusData[0] << 24) | - (opusData[1] << 16) | - (opusData[2] << 8) | - (opusData[3] << 0)) + 8; - - if ((uint)processed > (ulong)inSize) - { - return ResultCode.OpusInvalidInput; - } - - short[] pcm = new short[outSize / 2]; - - int frameSize = pcm.Length / (_channelsCount * 2); - - int samples = _decoder.Decode(opusData, 0, opusData.Length, pcm, 0, frameSize); - - foreach (short sample in pcm) - { - context.Memory.WriteInt16(outPosition, sample); - - outPosition += 2; - } - - context.ResponseData.Write(processed); - context.ResponseData.Write(samples); - - return ResultCode.Success; - } - - [Command(4)] - // DecodeInterleavedWithPerf(buffer<unknown, 5>) -> (u32, u32, u64, buffer<unknown, 0x46>) - public ResultCode DecodeInterleavedWithPerf(ServiceCtx context) - { - ResultCode result = DecodeInterleaved(context); - - // TODO: Figure out what this value is. - // According to switchbrew, it is now used. - context.ResponseData.Write(0L); - - return result; - } - } -}
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