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51 lines
1.6 KiB
51 lines
1.6 KiB
/*
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SoLoud audio engine
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Copyright (c) 2013-2015 Jari Komppa
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source
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distribution.
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*/
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#ifndef SOLOUD_FFT_H
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#define SOLOUD_FFT_H
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#include "soloud.h"
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namespace SoLoud
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{
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namespace FFT
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{
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// Perform 1024 unit FFT. Buffer must have 1024 floats, and will be overwritten
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void fft1024(float *aBuffer);
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// Perform 256 unit FFT. Buffer must have 256 floats, and will be overwritten
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void fft256(float *aBuffer);
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// Perform 256 unit IFFT. Buffer must have 256 floats, and will be overwritten
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void ifft256(float *aBuffer);
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// Generic (slower) power of two FFT. Buffer is overwritten.
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void fft(float *aBuffer, unsigned int aBufferLength);
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// Generic (slower) power of two IFFT. Buffer is overwritten.
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void ifft(float *aBuffer, unsigned int aBufferLength);
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};
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};
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#endif |