libcamera v0.6.0 Supporting cameras in Linux since 2019

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tone_mapping.h
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1/* SPDX-License-Identifier: LGPL-2.1-or-later */
2/*
3 * Copyright (C) 2021, Google inc.
4 *
5 * IPU3 ToneMapping and Gamma control
6 */
7
8#pragma once
9
10#include "algorithm.h"
11
12 namespace libcamera {
13
14 namespace ipa::ipu3::algorithms {
15
16 class ToneMapping : public Algorithm
17{
18 public:
19 ToneMapping();
20
21 int configure(IPAContext &context, const IPAConfigInfo &configInfo) override;
22 void prepare(IPAContext &context, const uint32_t frame,
23 IPAFrameContext &frameContext, ipu3_uapi_params *params) override;
24 void process(IPAContext &context, const uint32_t frame,
25 IPAFrameContext &frameContext,
26 const ipu3_uapi_stats_3a *stats,
27 ControlList &metadata) override;
28
29 private:
30 double gamma_;
31};
32
33} /* namespace ipa::ipu3::algorithms */
34
35} /* namespace libcamera */
libcamera::ControlList
Associate a list of ControlId with their values for an object.
Definition controls.h:409
libcamera::ipa::ipu3::algorithms::ToneMapping::process
void process(IPAContext &context, const uint32_t frame, IPAFrameContext &frameContext, const ipu3_uapi_stats_3a *stats, ControlList &metadata) override
Calculate the tone mapping look up table.
Definition tone_mapping.cpp:87
libcamera::ipa::ipu3::algorithms::ToneMapping::prepare
void prepare(IPAContext &context, const uint32_t frame, IPAFrameContext &frameContext, ipu3_uapi_params *params) override
Fill in the parameter structure, and enable gamma control.
Definition tone_mapping.cpp:60
libcamera::ipa::ipu3::algorithms::ToneMapping::configure
int configure(IPAContext &context, const IPAConfigInfo &configInfo) override
Configure the tone mapping given a configInfo.
Definition tone_mapping.cpp:41
libcamera
Top-level libcamera namespace.
Definition backtrace.h:17
libcamera::ipa::ipu3::IPAContext
Global IPA context data shared between all algorithms.
Definition ipa_context.h:86
libcamera::ipa::ipu3::IPAFrameContext
IPU3-specific FrameContext.
Definition ipa_context.h:79