59 lines
854 B
C
59 lines
854 B
C
/*
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* private.h
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*
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* Private fosphor definitions
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*
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* Copyright (C) 2013-2021 Sylvain Munaut
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#pragma once
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/*! \defgroup private
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* @{
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*/
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/*! \file private.h
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* \brief Private fosphor definitions
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*/
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#define FOSPHOR_FFT_LEN_LOG 10
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#define FOSPHOR_FFT_LEN (1<<FOSPHOR_FFT_LEN_LOG)
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#define FOSPHOR_FFT_MULT_BATCH 16
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#define FOSPHOR_FFT_MAX_BATCH 1024
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struct fosphor_cl_state;
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struct fosphor_gl_state;
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struct fosphor
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{
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struct fosphor_cl_state *cl;
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struct fosphor_gl_state *gl;
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#define FLG_FOSPHOR_USE_CLGL_SHARING (1<<0)
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int flags;
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float fft_win[FOSPHOR_FFT_LEN];
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float *img_waterfall;
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float *img_histogram;
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float *buf_spectrum;
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struct {
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int db_ref;
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int db_per_div;
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float scale;
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float offset;
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} power;
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struct {
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double center;
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double span;
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} frequency;
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};
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/*! @} */
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