mirror of https://github.com/AxioDL/boo.git
84 lines
1.8 KiB
C++
84 lines
1.8 KiB
C++
#pragma once
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#include <cstdint>
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#include <memory>
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#include "boo/System.hpp"
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#include "boo/audiodev/IAudioVoice.hpp"
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#include "lib/audiodev/Common.hpp"
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#if INTEL_IPP
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#include "ipp.h"
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#endif
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namespace boo {
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#if INTEL_IPP
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#define USE_LPF 0
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#if USE_LPF
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class FIRFilter12k {
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IppsFIRSpec_32f* m_firSpec;
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Ipp8u* m_firBuffer;
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Ipp32f* m_dlySrc;
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Ipp32f* m_inBuf;
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public:
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explicit FIRFilter12k(int windowFrames, double sampleRate);
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~FIRFilter12k();
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void Process(Ipp32f* buf, int windowFrames);
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};
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#endif
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class WindowedHilbert {
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#if USE_LPF
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FIRFilter12k m_fir;
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#endif
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IppsHilbertSpec* m_spec;
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Ipp8u* m_buffer;
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int m_windowFrames, m_halfFrames;
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int m_bufIdx = 0;
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Ipp32f* m_inputBuf;
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Ipp32fc* m_outputBuf;
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Ipp32fc* m_output[4];
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Ipp32f* m_hammingTable;
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void _AddWindow();
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public:
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explicit WindowedHilbert(int windowFrames, double sampleRate);
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~WindowedHilbert();
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void AddWindow(const float* input, int stride);
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void AddWindow(const int32_t* input, int stride);
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void AddWindow(const int16_t* input, int stride);
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template <typename T>
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void Output(T* output, float lCoef, float rCoef) const;
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};
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#endif
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class LtRtProcessing {
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AudioVoiceEngineMixInfo m_inMixInfo;
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int m_windowFrames;
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int m_halfFrames;
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int m_outputOffset;
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int m_bufferTail = 0;
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int m_bufferHead = 0;
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std::unique_ptr<int16_t[]> m_16Buffer;
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std::unique_ptr<int32_t[]> m_32Buffer;
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std::unique_ptr<float[]> m_fltBuffer;
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#if INTEL_IPP
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WindowedHilbert m_hilbertSL, m_hilbertSR;
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#endif
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template <typename T>
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T* _getInBuf();
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template <typename T>
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T* _getOutBuf();
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public:
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LtRtProcessing(int _5msFrames, const AudioVoiceEngineMixInfo& mixInfo);
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template <typename T>
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void Process(const T* input, T* output, int frameCount);
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const AudioVoiceEngineMixInfo& inMixInfo() const { return m_inMixInfo; }
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};
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} // namespace boo
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