docs/internal-api/swisp__stats_8h_source.html

/* SPDX-License-Identifier: LGPL-2.1-or-later */

/*

 * Copyright (C) 2023, Linaro Ltd

 *

 * Statistics data format used by the software ISP and software IPA

 */


#pragma once


#include <array>

#include <stdint.h>


#include "libcamera/internal/vector.h"


namespace libcamera {


struct SwIspStats {

    bool valid;

    RGB<uint64_t> sum_;

    static constexpr unsigned int kYHistogramSize = 64;

    using Histogram = std::array<uint32_t, kYHistogramSize>;

    Histogram yHistogram;

};


} /* namespace libcamera */

libcamera::Vector
Vector class.
Definition vector.h:35

libcamera
Top-level libcamera namespace.
Definition backtrace.h:17

libcamera::SwIspStats
Struct that holds the statistics for the Software ISP.
Definition swisp_stats.h:24

libcamera::SwIspStats::valid
bool valid
True if the statistics buffer contains valid data, false if no statistics were generated for this fra...
Definition swisp_stats.h:29

libcamera::SwIspStats::Histogram
std::array< uint32_t, kYHistogramSize > Histogram
Type of the histogram.
Definition swisp_stats.h:41

libcamera::SwIspStats::yHistogram
Histogram yHistogram
A histogram of luminance values of all the sampled pixels.
Definition swisp_stats.h:45

libcamera::SwIspStats::kYHistogramSize
static constexpr unsigned int kYHistogramSize
Number of bins in the yHistogram.
Definition swisp_stats.h:37

libcamera::SwIspStats::sum_
RGB< uint64_t > sum_
Sums of colour channels of all the sampled pixels.
Definition swisp_stats.h:33

vector.h
Vector class.