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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2024 Red Hat, Inc.
*
* Simple pipeline IPA Context
*/
#pragma once
#include <array>
#include <optional>
#include <stdint.h>
#include <libcamera/controls.h>
#include <libipa/fc_queue.h>
namespace libcamera {
namespace ipa::soft {
struct IPASessionConfiguration {
float gamma;
struct {
int32_t exposureMin, exposureMax;
double againMin, againMax, againMinStep;
} agc;
struct {
std::optional<uint8_t> level;
} black;
};
struct IPAActiveState {
struct {
uint8_t level;
} blc;
struct {
double red;
double green;
double blue;
} gains;
static constexpr unsigned int kGammaLookupSize = 1024;
struct {
std::array<double, kGammaLookupSize> gammaTable;
uint8_t blackLevel;
double contrast;
} gamma;
struct {
/* 0..2 range, 1.0 = normal */
std::optional<double> contrast;
} knobs;
};
struct IPAFrameContext : public FrameContext {
struct {
int32_t exposure;
double gain;
} sensor;
};
struct IPAContext {
IPAContext(unsigned int frameContextSize)
: frameContexts(frameContextSize)
{
}
IPASessionConfiguration configuration;
IPAActiveState activeState;
FCQueue<IPAFrameContext> frameContexts;
};
} /* namespace ipa::soft */
} /* namespace libcamera */
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