diff options
Diffstat (limited to 'Ryujinx.HLE/HOS/Services/Aud/IHardwareOpusDecoderManager.cs')
| -rw-r--r-- | Ryujinx.HLE/HOS/Services/Aud/IHardwareOpusDecoderManager.cs | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/Ryujinx.HLE/HOS/Services/Aud/IHardwareOpusDecoderManager.cs b/Ryujinx.HLE/HOS/Services/Aud/IHardwareOpusDecoderManager.cs deleted file mode 100644 index 042be626..00000000 --- a/Ryujinx.HLE/HOS/Services/Aud/IHardwareOpusDecoderManager.cs +++ /dev/null @@ -1,63 +0,0 @@ -namespace Ryujinx.HLE.HOS.Services.Aud -{ - [Service("hwopus")] - class IHardwareOpusDecoderManager : IpcService - { - public IHardwareOpusDecoderManager(ServiceCtx context) { } - - [Command(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)); - - return ResultCode.Success; - } - - [Command(1)] - // GetWorkBufferSize(bytes<8, 4>) -> u32 - public ResultCode GetWorkBufferSize(ServiceCtx context) - { - // Note: The sample rate is ignored because it is fixed to 48KHz. - int sampleRate = context.RequestData.ReadInt32(); - int channelsCount = context.RequestData.ReadInt32(); - - context.ResponseData.Write(GetOpusDecoderSize(channelsCount)); - - return ResultCode.Success; - } - - private static int GetOpusDecoderSize(int channelsCount) - { - const int silkDecoderSize = 0x2198; - - if (channelsCount < 1 || channelsCount > 2) - { - return 0; - } - - int celtDecoderSize = GetCeltDecoderSize(channelsCount); - - int opusDecoderSize = (channelsCount * 0x800 + 0x4807) & -0x800 | 0x50; - - return opusDecoderSize + silkDecoderSize + celtDecoderSize; - } - - private static int GetCeltDecoderSize(int channelsCount) - { - const int decodeBufferSize = 0x2030; - const int celtDecoderSize = 0x58; - const int celtSigSize = 0x4; - const int overlap = 120; - const int eBandsCount = 21; - - return (decodeBufferSize + overlap * 4) * channelsCount + - eBandsCount * 16 + - celtDecoderSize + - celtSigSize; - } - } -}
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