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32 lines
1.5 KiB
32 lines
1.5 KiB
/* |
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* This file is free software: you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License as published by the |
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* Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This file is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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* See the GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License along |
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* with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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* Code by Andy Piper |
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*/ |
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#pragma once |
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#include "AP_HAL_Empty.h" |
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class Empty::DSP : public AP_HAL::DSP { |
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#if HAL_WITH_DSP |
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public: |
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virtual FFTWindowState* fft_init(uint16_t window_size, uint16_t sample_rate) override { return nullptr; } |
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virtual void fft_start(FFTWindowState* state, FloatBuffer& samples, uint16_t advance) override {} |
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virtual uint16_t fft_analyse(FFTWindowState* state, uint16_t start_bin, uint16_t end_bin, float noise_att_cutoff) override { return 0; } |
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protected: |
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virtual void vector_max_float(const float* vin, uint16_t len, float* maxValue, uint16_t* maxIndex) const override {} |
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virtual void vector_scale_float(const float* vin, float scale, float* vout, uint16_t len) const override {} |
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virtual float vector_mean_float(const float* vin, uint16_t len) const override { return 0.0f; }; |
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#endif // HAL_WITH_DSP |
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};
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