[libcamera-devel] [PATCH v7.1 13/14] ipa: raspberrypi: Use YamlParser to replace dependency on boost
Naushir Patuck
naush at raspberrypi.com
Thu Jul 28 09:08:07 CEST 2022
Hi Laurent,
Thank you for the update.
On Wed, 27 Jul 2022 at 18:43, Laurent Pinchart <
laurent.pinchart at ideasonboard.com> wrote:
> The Raspberry Pi IPA module depends on boost only to parse the JSON
> tuning data files. As libcamera depends on libyaml, use the YamlParser
> class to parse those files and drop the dependency on boost.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> Tested-by: Naushir Patuck <naush at raspberrypi.com>
>
Reviewed-by: Naushir Patuck <naush at raspberrypi.com>
> ---
> Changes since v7:
>
> - Guard against invalid number of entries or invalid entries in
> Pwl::read()
> - Don't use default value for reference_Y and reference_lux in lux.cpp
>
> Changes since v6:
>
> - Propagate tuning data read errors
> ---
> README.rst | 6 -
> src/ipa/raspberrypi/controller/algorithm.cpp | 2 +-
> src/ipa/raspberrypi/controller/algorithm.h | 6 +-
> src/ipa/raspberrypi/controller/controller.cpp | 27 ++--
> src/ipa/raspberrypi/controller/pwl.cpp | 27 ++--
> src/ipa/raspberrypi/controller/pwl.h | 4 +-
> src/ipa/raspberrypi/controller/rpi/agc.cpp | 136 ++++++++++--------
> src/ipa/raspberrypi/controller/rpi/agc.h | 10 +-
> src/ipa/raspberrypi/controller/rpi/alsc.cpp | 105 +++++++-------
> src/ipa/raspberrypi/controller/rpi/alsc.h | 2 +-
> src/ipa/raspberrypi/controller/rpi/awb.cpp | 134 ++++++++++-------
> src/ipa/raspberrypi/controller/rpi/awb.h | 8 +-
> .../controller/rpi/black_level.cpp | 12 +-
> .../raspberrypi/controller/rpi/black_level.h | 2 +-
> src/ipa/raspberrypi/controller/rpi/ccm.cpp | 47 +++---
> src/ipa/raspberrypi/controller/rpi/ccm.h | 4 +-
> .../raspberrypi/controller/rpi/contrast.cpp | 28 ++--
> src/ipa/raspberrypi/controller/rpi/contrast.h | 2 +-
> src/ipa/raspberrypi/controller/rpi/dpc.cpp | 7 +-
> src/ipa/raspberrypi/controller/rpi/dpc.h | 2 +-
> src/ipa/raspberrypi/controller/rpi/geq.cpp | 10 +-
> src/ipa/raspberrypi/controller/rpi/geq.h | 2 +-
> src/ipa/raspberrypi/controller/rpi/lux.cpp | 30 +++-
> src/ipa/raspberrypi/controller/rpi/lux.h | 2 +-
> src/ipa/raspberrypi/controller/rpi/noise.cpp | 14 +-
> src/ipa/raspberrypi/controller/rpi/noise.h | 2 +-
> src/ipa/raspberrypi/controller/rpi/sdn.cpp | 6 +-
> src/ipa/raspberrypi/controller/rpi/sdn.h | 2 +-
> .../raspberrypi/controller/rpi/sharpen.cpp | 8 +-
> src/ipa/raspberrypi/controller/rpi/sharpen.h | 2 +-
> src/ipa/raspberrypi/meson.build | 1 -
> src/ipa/raspberrypi/raspberrypi.cpp | 1 +
> 32 files changed, 374 insertions(+), 277 deletions(-)
>
> diff --git a/README.rst b/README.rst
> index b9e72d81b90c..3d4e48ddc8f6 100644
> --- a/README.rst
> +++ b/README.rst
> @@ -71,12 +71,6 @@ for improved debugging: [optional]
> information, and libunwind is not needed if both libdw and the
> glibc
> backtrace() function are available.
>
> -for the Raspberry Pi IPA: [optional]
> - libboost-dev
> -
> - Support for Raspberry Pi can be disabled through the meson
> - 'pipelines' option to avoid this dependency.
> -
> for device hotplug enumeration: [optional]
> libudev-dev
>
> diff --git a/src/ipa/raspberrypi/controller/algorithm.cpp
> b/src/ipa/raspberrypi/controller/algorithm.cpp
> index d73cb36fe2d6..6d91ee292bd1 100644
> --- a/src/ipa/raspberrypi/controller/algorithm.cpp
> +++ b/src/ipa/raspberrypi/controller/algorithm.cpp
> @@ -9,7 +9,7 @@
>
> using namespace RPiController;
>
> -int Algorithm::read([[maybe_unused]] boost::property_tree::ptree const
> ¶ms)
> +int Algorithm::read([[maybe_unused]] const libcamera::YamlObject ¶ms)
> {
> return 0;
> }
> diff --git a/src/ipa/raspberrypi/controller/algorithm.h
> b/src/ipa/raspberrypi/controller/algorithm.h
> index 0c5566fda874..cbbb13ba07a3 100644
> --- a/src/ipa/raspberrypi/controller/algorithm.h
> +++ b/src/ipa/raspberrypi/controller/algorithm.h
> @@ -15,10 +15,10 @@
> #include <memory>
> #include <map>
>
> +#include "libcamera/internal/yaml_parser.h"
> +
> #include "controller.h"
>
> -#include <boost/property_tree/ptree.hpp>
> -
> namespace RPiController {
>
> /* This defines the basic interface for all control algorithms. */
> @@ -35,7 +35,7 @@ public:
> virtual bool isPaused() const { return paused_; }
> virtual void pause() { paused_ = true; }
> virtual void resume() { paused_ = false; }
> - virtual int read(boost::property_tree::ptree const ¶ms);
> + virtual int read(const libcamera::YamlObject ¶ms);
> virtual void initialise();
> virtual void switchMode(CameraMode const &cameraMode, Metadata
> *metadata);
> virtual void prepare(Metadata *imageMetadata);
> diff --git a/src/ipa/raspberrypi/controller/controller.cpp
> b/src/ipa/raspberrypi/controller/controller.cpp
> index d91ac90704cb..bceb62540dbd 100644
> --- a/src/ipa/raspberrypi/controller/controller.cpp
> +++ b/src/ipa/raspberrypi/controller/controller.cpp
> @@ -5,14 +5,16 @@
> * controller.cpp - ISP controller
> */
>
> +#include <assert.h>
> +
> +#include <libcamera/base/file.h>
> #include <libcamera/base/log.h>
>
> +#include "libcamera/internal/yaml_parser.h"
> +
> #include "algorithm.h"
> #include "controller.h"
>
> -#include <boost/property_tree/json_parser.hpp>
> -#include <boost/property_tree/ptree.hpp>
> -
> using namespace RPiController;
> using namespace libcamera;
>
> @@ -34,18 +36,25 @@ Controller::~Controller() {}
>
> int Controller::read(char const *filename)
> {
> - boost::property_tree::ptree root;
> - boost::property_tree::read_json(filename, root);
> - for (auto const &keyAndValue : root) {
> - Algorithm *algo =
> createAlgorithm(keyAndValue.first.c_str());
> + File file(filename);
> + if (!file.open(File::OpenModeFlag::ReadOnly)) {
> + LOG(RPiController, Warning)
> + << "Failed to open tuning file '" << filename <<
> "'";
> + return -EINVAL;
> + }
> +
> + std::unique_ptr<YamlObject> root = YamlParser::parse(file);
> +
> + for (auto const &[key, value] : root->asDict()) {
> + Algorithm *algo = createAlgorithm(key.c_str());
> if (algo) {
> - int ret = algo->read(keyAndValue.second);
> + int ret = algo->read(value);
> if (ret)
> return ret;
> algorithms_.push_back(AlgorithmPtr(algo));
> } else
> LOG(RPiController, Warning)
> - << "No algorithm found for \"" <<
> keyAndValue.first << "\"";
> + << "No algorithm found for \"" << key <<
> "\"";
> }
>
> return 0;
> diff --git a/src/ipa/raspberrypi/controller/pwl.cpp
> b/src/ipa/raspberrypi/controller/pwl.cpp
> index fde0b298c6ce..c59f5fa131e3 100644
> --- a/src/ipa/raspberrypi/controller/pwl.cpp
> +++ b/src/ipa/raspberrypi/controller/pwl.cpp
> @@ -12,16 +12,27 @@
>
> using namespace RPiController;
>
> -int Pwl::read(boost::property_tree::ptree const ¶ms)
> +int Pwl::read(const libcamera::YamlObject ¶ms)
> {
> - for (auto it = params.begin(); it != params.end(); it++) {
> - double x = it->second.get_value<double>();
> - assert(it == params.begin() || x > points_.back().x);
> - it++;
> - double y = it->second.get_value<double>();
> - points_.push_back(Point(x, y));
> + if (!params.size() || params.size() % 2)
> + return -EINVAL;
> +
> + const auto &list = params.asList();
> +
> + for (auto it = list.begin(); it != list.end(); it++) {
> + auto x = it->get<double>();
> + if (!x)
> + return -EINVAL;
> + if (it != list.begin() && *x <= points_.back().x)
> + return -EINVAL;
> +
> + auto y = (++it)->get<double>();
> + if (!y)
> + return -EINVAL;
> +
> + points_.push_back(Point(*x, *y));
> }
> - assert(points_.size() >= 2);
> +
> return 0;
> }
>
> diff --git a/src/ipa/raspberrypi/controller/pwl.h
> b/src/ipa/raspberrypi/controller/pwl.h
> index ef1cc2ed113a..546482cd04d7 100644
> --- a/src/ipa/raspberrypi/controller/pwl.h
> +++ b/src/ipa/raspberrypi/controller/pwl.h
> @@ -9,7 +9,7 @@
> #include <math.h>
> #include <vector>
>
> -#include <boost/property_tree/ptree.hpp>
> +#include "libcamera/internal/yaml_parser.h"
>
> namespace RPiController {
>
> @@ -57,7 +57,7 @@ public:
> };
> Pwl() {}
> Pwl(std::vector<Point> const &points) : points_(points) {}
> - int read(boost::property_tree::ptree const ¶ms);
> + int read(const libcamera::YamlObject ¶ms);
> void append(double x, double y, const double eps = 1e-6);
> void prepend(double x, double y, const double eps = 1e-6);
> Interval domain() const;
> diff --git a/src/ipa/raspberrypi/controller/rpi/agc.cpp
> b/src/ipa/raspberrypi/controller/rpi/agc.cpp
> index 7fd5d18b9a22..5037f9008117 100644
> --- a/src/ipa/raspberrypi/controller/rpi/agc.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/agc.cpp
> @@ -31,67 +31,76 @@ LOG_DEFINE_CATEGORY(RPiAgc)
>
> static constexpr unsigned int PipelineBits = 13; /* seems to be a 13-bit
> pipeline */
>
> -int AgcMeteringMode::read(boost::property_tree::ptree const ¶ms)
> +int AgcMeteringMode::read(const libcamera::YamlObject ¶ms)
> {
> - int num = 0;
> -
> - for (auto &p : params.get_child("weights")) {
> - if (num == AgcStatsSize) {
> - LOG(RPiAgc, Error) << "AgcMeteringMode: too many
> weights";
> - return -EINVAL;
> - }
> - weights[num++] = p.second.get_value<double>();
> - }
> -
> - if (num != AgcStatsSize) {
> - LOG(RPiAgc, Error) << "AgcMeteringMode: insufficient
> weights";
> + const YamlObject &yamlWeights = params["weights"];
> + if (yamlWeights.size() != AgcStatsSize) {
> + LOG(RPiAgc, Error) << "AgcMeteringMode: Incorrect number
> of weights";
> return -EINVAL;
> }
>
> + unsigned int num = 0;
> + for (const auto &p : yamlWeights.asList()) {
> + auto value = p.get<double>();
> + if (!value)
> + return -EINVAL;
> + weights[num++] = *value;
> + }
> +
> return 0;
> }
>
> static std::tuple<int, std::string>
> -readMeteringModes(std::map<std::string, AgcMeteringMode> &meteringModes,
> - boost::property_tree::ptree const ¶ms)
> +readMeteringModes(std::map<std::string, AgcMeteringMode> &metering_modes,
> + const libcamera::YamlObject ¶ms)
> {
> std::string first;
> int ret;
>
> - for (auto &p : params) {
> + for (const auto &[key, value] : params.asDict()) {
> AgcMeteringMode meteringMode;
> - ret = meteringMode.read(p.second);
> + ret = meteringMode.read(value);
> if (ret)
> return { ret, {} };
>
> - meteringModes[p.first] = std::move(meteringMode);
> + metering_modes[key] = std::move(meteringMode);
> if (first.empty())
> - first = p.first;
> + first = key;
> }
>
> return { 0, first };
> }
>
> static int readList(std::vector<double> &list,
> - boost::property_tree::ptree const ¶ms)
> + const libcamera::YamlObject ¶ms)
> {
> - for (auto &p : params)
> - list.push_back(p.second.get_value<double>());
> + for (const auto &p : params.asList()) {
> + auto value = p.get<double>();
> + if (!value)
> + return -EINVAL;
> + list.push_back(*value);
> + }
> +
> return list.size();
> }
>
> static int readList(std::vector<Duration> &list,
> - boost::property_tree::ptree const ¶ms)
> + const libcamera::YamlObject ¶ms)
> {
> - for (auto &p : params)
> - list.push_back(p.second.get_value<double>() * 1us);
> + for (const auto &p : params.asList()) {
> + auto value = p.get<double>();
> + if (!value)
> + return -EINVAL;
> + list.push_back(*value * 1us);
> + }
> +
> return list.size();
> }
>
> -int AgcExposureMode::read(boost::property_tree::ptree const ¶ms)
> +int AgcExposureMode::read(const libcamera::YamlObject ¶ms)
> {
> - int numShutters = readList(shutter, params.get_child("shutter"));
> - int numAgs = readList(gain, params.get_child("gain"));
> + int numShutters = readList(shutter, params["shutter"]);
> + int numAgs = readList(gain, params["gain"]);
>
> if (numShutters < 2 || numAgs < 2) {
> LOG(RPiAgc, Error)
> @@ -110,28 +119,28 @@ int
> AgcExposureMode::read(boost::property_tree::ptree const ¶ms)
>
> static std::tuple<int, std::string>
> readExposureModes(std::map<std::string, AgcExposureMode> &exposureModes,
> - boost::property_tree::ptree const ¶ms)
> + const libcamera::YamlObject ¶ms)
> {
> std::string first;
> int ret;
>
> - for (auto &p : params) {
> + for (const auto &[key, value] : params.asDict()) {
> AgcExposureMode exposureMode;
> - ret = exposureMode.read(p.second);
> + ret = exposureMode.read(value);
> if (ret)
> return { ret, {} };
>
> - exposureModes[p.first] = std::move(exposureMode);
> + exposureModes[key] = std::move(exposureMode);
> if (first.empty())
> - first = p.first;
> + first = key;
> }
>
> return { 0, first };
> }
>
> -int AgcConstraint::read(boost::property_tree::ptree const ¶ms)
> +int AgcConstraint::read(const libcamera::YamlObject ¶ms)
> {
> - std::string boundString = params.get<std::string>("bound", "");
> + std::string boundString = params["bound"].get<std::string>("");
> transform(boundString.begin(), boundString.end(),
> boundString.begin(), ::toupper);
> if (boundString != "UPPER" && boundString != "LOWER") {
> @@ -139,20 +148,29 @@ int AgcConstraint::read(boost::property_tree::ptree
> const ¶ms)
> return -EINVAL;
> }
> bound = boundString == "UPPER" ? Bound::UPPER : Bound::LOWER;
> - qLo = params.get<double>("q_lo");
> - qHi = params.get<double>("q_hi");
> - return yTarget.read(params.get_child("y_target"));
> +
> + auto value = params["q_lo"].get<double>();
> + if (!value)
> + return -EINVAL;
> + qLo = *value;
> +
> + value = params["q_hi"].get<double>();
> + if (!value)
> + return -EINVAL;
> + qHi = *value;
> +
> + return yTarget.read(params["y_target"]);
> }
>
> static std::tuple<int, AgcConstraintMode>
> -readConstraintMode(boost::property_tree::ptree const ¶ms)
> +readConstraintMode(const libcamera::YamlObject ¶ms)
> {
> AgcConstraintMode mode;
> int ret;
>
> - for (auto &p : params) {
> + for (const auto &p : params.asList()) {
> AgcConstraint constraint;
> - ret = constraint.read(p.second);
> + ret = constraint.read(p);
> if (ret)
> return { ret, {} };
>
> @@ -164,53 +182,55 @@ readConstraintMode(boost::property_tree::ptree const
> ¶ms)
>
> static std::tuple<int, std::string>
> readConstraintModes(std::map<std::string, AgcConstraintMode>
> &constraintModes,
> - boost::property_tree::ptree const ¶ms)
> + const libcamera::YamlObject ¶ms)
> {
> std::string first;
> int ret;
>
> - for (auto &p : params) {
> - std::tie(ret, constraintModes[p.first]) =
> readConstraintMode(p.second);
> + for (const auto &[key, value] : params.asDict()) {
> + std::tie(ret, constraintModes[key]) =
> readConstraintMode(value);
> if (ret)
> return { ret, {} };
>
> if (first.empty())
> - first = p.first;
> + first = key;
> }
>
> return { 0, first };
> }
>
> -int AgcConfig::read(boost::property_tree::ptree const ¶ms)
> +int AgcConfig::read(const libcamera::YamlObject ¶ms)
> {
> LOG(RPiAgc, Debug) << "AgcConfig";
> int ret;
>
> std::tie(ret, defaultMeteringMode) =
> - readMeteringModes(meteringModes,
> params.get_child("metering_modes"));
> + readMeteringModes(meteringModes, params["metering_modes"]);
> if (ret)
> return ret;
> std::tie(ret, defaultExposureMode) =
> - readExposureModes(exposureModes,
> params.get_child("exposure_modes"));
> + readExposureModes(exposureModes, params["exposure_modes"]);
> if (ret)
> return ret;
> std::tie(ret, defaultConstraintMode) =
> - readConstraintModes(constraintModes,
> params.get_child("constraint_modes"));
> + readConstraintModes(constraintModes,
> params["constraint_modes"]);
> if (ret)
> return ret;
>
> - ret = yTarget.read(params.get_child("y_target"));
> + ret = yTarget.read(params["y_target"]);
> if (ret)
> return ret;
>
> - speed = params.get<double>("speed", 0.2);
> - startupFrames = params.get<uint16_t>("startup_frames", 10);
> - convergenceFrames = params.get<unsigned int>("convergence_frames",
> 6);
> - fastReduceThreshold = params.get<double>("fast_reduce_threshold",
> 0.4);
> - baseEv = params.get<double>("base_ev", 1.0);
> + speed = params["speed"].get<double>(0.2);
> + startupFrames = params["startup_frames"].get<uint16_t>(10);
> + convergenceFrames = params["convergence_frames"].get<unsigned
> int>(6);
> + fastReduceThreshold =
> params["fast_reduce_threshold"].get<double>(0.4);
> + baseEv = params["base_ev"].get<double>(1.0);
> +
> /* Start with quite a low value as ramping up is easier than
> ramping down. */
> - defaultExposureTime = params.get<double>("default_exposure_time",
> 1000) * 1us;
> - defaultAnalogueGain = params.get<double>("default_analogueGain",
> 1.0);
> + defaultExposureTime =
> params["default_exposure_time"].get<double>(1000) * 1us;
> + defaultAnalogueGain =
> params["default_analogue_gain"].get<double>(1.0);
> +
> return 0;
> }
>
> @@ -242,7 +262,7 @@ char const *Agc::name() const
> return NAME;
> }
>
> -int Agc::read(boost::property_tree::ptree const ¶ms)
> +int Agc::read(const libcamera::YamlObject ¶ms)
> {
> LOG(RPiAgc, Debug) << "Agc";
>
> diff --git a/src/ipa/raspberrypi/controller/rpi/agc.h
> b/src/ipa/raspberrypi/controller/rpi/agc.h
> index 1351b0ee079c..6d6b0e5ad857 100644
> --- a/src/ipa/raspberrypi/controller/rpi/agc.h
> +++ b/src/ipa/raspberrypi/controller/rpi/agc.h
> @@ -28,13 +28,13 @@ namespace RPiController {
>
> struct AgcMeteringMode {
> double weights[AgcStatsSize];
> - int read(boost::property_tree::ptree const ¶ms);
> + int read(const libcamera::YamlObject ¶ms);
> };
>
> struct AgcExposureMode {
> std::vector<libcamera::utils::Duration> shutter;
> std::vector<double> gain;
> - int read(boost::property_tree::ptree const ¶ms);
> + int read(const libcamera::YamlObject ¶ms);
> };
>
> struct AgcConstraint {
> @@ -43,13 +43,13 @@ struct AgcConstraint {
> double qLo;
> double qHi;
> Pwl yTarget;
> - int read(boost::property_tree::ptree const ¶ms);
> + int read(const libcamera::YamlObject ¶ms);
> };
>
> typedef std::vector<AgcConstraint> AgcConstraintMode;
>
> struct AgcConfig {
> - int read(boost::property_tree::ptree const ¶ms);
> + int read(const libcamera::YamlObject ¶ms);
> std::map<std::string, AgcMeteringMode> meteringModes;
> std::map<std::string, AgcExposureMode> exposureModes;
> std::map<std::string, AgcConstraintMode> constraintModes;
> @@ -74,7 +74,7 @@ class Agc : public AgcAlgorithm
> public:
> Agc(Controller *controller);
> char const *name() const override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> /* AGC handles "pausing" for itself. */
> bool isPaused() const override;
> void pause() override;
> diff --git a/src/ipa/raspberrypi/controller/rpi/alsc.cpp
> b/src/ipa/raspberrypi/controller/rpi/alsc.cpp
> index 49aaf6b74603..a4afaf841c41 100644
> --- a/src/ipa/raspberrypi/controller/rpi/alsc.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/alsc.cpp
> @@ -5,6 +5,7 @@
> * alsc.cpp - ALSC (auto lens shading correction) control algorithm
> */
>
> +#include <functional>
> #include <math.h>
> #include <numeric>
>
> @@ -50,15 +51,15 @@ char const *Alsc::name() const
> return NAME;
> }
>
> -static int generateLut(double *lut, boost::property_tree::ptree const
> ¶ms)
> +static int generateLut(double *lut, const libcamera::YamlObject ¶ms)
> {
> - double cstrength = params.get<double>("corner_strength", 2.0);
> + double cstrength = params["corner_strength"].get<double>(2.0);
> if (cstrength <= 1.0) {
> LOG(RPiAlsc, Error) << "corner_strength must be > 1.0";
> return -EINVAL;
> }
>
> - double asymmetry = params.get<double>("asymmetry", 1.0);
> + double asymmetry = params["asymmetry"].get<double>(1.0);
> if (asymmetry < 0) {
> LOG(RPiAlsc, Error) << "asymmetry must be >= 0";
> return -EINVAL;
> @@ -80,34 +81,35 @@ static int generateLut(double *lut,
> boost::property_tree::ptree const ¶ms)
> return 0;
> }
>
> -static int readLut(double *lut, boost::property_tree::ptree const ¶ms)
> +static int readLut(double *lut, const libcamera::YamlObject ¶ms)
> {
> - int num = 0;
> - const int maxNum = XY;
> + if (params.size() != XY) {
> + LOG(RPiAlsc, Error) << "Invalid number of entries in LSC
> table";
> + return -EINVAL;
> + }
>
> - for (auto &p : params) {
> - if (num == maxNum) {
> - LOG(RPiAlsc, Error) << "Too many entries in LSC
> table";
> + int num = 0;
> + for (const auto &p : params.asList()) {
> + auto value = p.get<double>();
> + if (!value)
> return -EINVAL;
> - }
> - lut[num++] = p.second.get_value<double>();
> + lut[num++] = *value;
> }
>
> - if (num < maxNum) {
> - LOG(RPiAlsc, Error) << "Too few entries in LSC table";
> - return -EINVAL;
> - }
> return 0;
> }
>
> static int readCalibrations(std::vector<AlscCalibration> &calibrations,
> - boost::property_tree::ptree const ¶ms,
> + const libcamera::YamlObject ¶ms,
> std::string const &name)
> {
> - if (params.get_child_optional(name)) {
> + if (params.contains(name)) {
> double lastCt = 0;
> - for (auto &p : params.get_child(name)) {
> - double ct = p.second.get<double>("ct");
> + for (const auto &p : params[name].asList()) {
> + auto value = p["ct"].get<double>();
> + if (!value)
> + return -EINVAL;
> + double ct = *value;
> if (ct <= lastCt) {
> LOG(RPiAlsc, Error)
> << "Entries in " << name << " must
> be in increasing ct order";
> @@ -115,23 +117,23 @@ static int
> readCalibrations(std::vector<AlscCalibration> &calibrations,
> }
> AlscCalibration calibration;
> calibration.ct = lastCt = ct;
> - boost::property_tree::ptree const &table =
> - p.second.get_child("table");
> +
> + const libcamera::YamlObject &table = p["table"];
> + if (table.size() != XY) {
> + LOG(RPiAlsc, Error)
> + << "Incorrect number of values for
> ct "
> + << ct << " in " << name;
> + return -EINVAL;
> + }
> +
> int num = 0;
> - for (auto it = table.begin(); it != table.end();
> it++) {
> - if (num == XY) {
> - LOG(RPiAlsc, Error)
> - << "Too many values for ct
> " << ct << " in " << name;
> + for (const auto &elem : table.asList()) {
> + value = elem.get<double>();
> + if (!value)
> return -EINVAL;
> - }
> - calibration.table[num++] =
> - it->second.get_value<double>();
> - }
> - if (num != XY) {
> - LOG(RPiAlsc, Error)
> - << "Too few values for ct " << ct
> << " in " << name;
> - return -EINVAL;
> + calibration.table[num++] = *value;
> }
> +
> calibrations.push_back(calibration);
> LOG(RPiAlsc, Debug)
> << "Read " << name << " calibration for ct
> " << ct;
> @@ -140,30 +142,29 @@ static int
> readCalibrations(std::vector<AlscCalibration> &calibrations,
> return 0;
> }
>
> -int Alsc::read(boost::property_tree::ptree const ¶ms)
> +int Alsc::read(const libcamera::YamlObject ¶ms)
> {
> - config_.framePeriod = params.get<uint16_t>("frame_period", 12);
> - config_.startupFrames = params.get<uint16_t>("startup_frames", 10);
> - config_.speed = params.get<double>("speed", 0.05);
> - double sigma = params.get<double>("sigma", 0.01);
> - config_.sigmaCr = params.get<double>("sigma_Cr", sigma);
> - config_.sigmaCb = params.get<double>("sigma_Cb", sigma);
> - config_.minCount = params.get<double>("min_count", 10.0);
> - config_.minG = params.get<uint16_t>("min_G", 50);
> - config_.omega = params.get<double>("omega", 1.3);
> - config_.nIter = params.get<uint32_t>("n_iter", X + Y);
> + config_.framePeriod = params["frame_period"].get<uint16_t>(12);
> + config_.startupFrames = params["startup_frames"].get<uint16_t>(10);
> + config_.speed = params["speed"].get<double>(0.05);
> + double sigma = params["sigma"].get<double>(0.01);
> + config_.sigmaCr = params["sigma_Cr"].get<double>(sigma);
> + config_.sigmaCb = params["sigma_Cb"].get<double>(sigma);
> + config_.minCount = params["min_count"].get<double>(10.0);
> + config_.minG = params["min_G"].get<uint16_t>(50);
> + config_.omega = params["omega"].get<double>(1.3);
> + config_.nIter = params["n_iter"].get<uint32_t>(X + Y);
> config_.luminanceStrength =
> - params.get<double>("luminance_strength", 1.0);
> + params["luminance_strength"].get<double>(1.0);
> for (int i = 0; i < XY; i++)
> config_.luminanceLut[i] = 1.0;
>
> int ret = 0;
>
> - if (params.get_child_optional("corner_strength"))
> + if (params.contains("corner_strength"))
> ret = generateLut(config_.luminanceLut, params);
> - else if (params.get_child_optional("luminance_lut"))
> - ret = readLut(config_.luminanceLut,
> - params.get_child("luminance_lut"));
> + else if (params.contains("luminance_lut"))
> + ret = readLut(config_.luminanceLut,
> params["luminance_lut"]);
> else
> LOG(RPiAlsc, Warning)
> << "no luminance table - assume unity everywhere";
> @@ -177,9 +178,9 @@ int Alsc::read(boost::property_tree::ptree const
> ¶ms)
> if (ret)
> return ret;
>
> - config_.defaultCt = params.get<double>("default_ct", 4500.0);
> - config_.threshold = params.get<double>("threshold", 1e-3);
> - config_.lambdaBound = params.get<double>("lambda_bound", 0.05);
> + config_.defaultCt = params["default_ct"].get<double>(4500.0);
> + config_.threshold = params["threshold"].get<double>(1e-3);
> + config_.lambdaBound = params["lambda_bound"].get<double>(0.05);
>
> return 0;
> }
> diff --git a/src/ipa/raspberrypi/controller/rpi/alsc.h
> b/src/ipa/raspberrypi/controller/rpi/alsc.h
> index 773fd338ea8e..a858ef5a6551 100644
> --- a/src/ipa/raspberrypi/controller/rpi/alsc.h
> +++ b/src/ipa/raspberrypi/controller/rpi/alsc.h
> @@ -52,7 +52,7 @@ public:
> char const *name() const override;
> void initialise() override;
> void switchMode(CameraMode const &cameraMode, Metadata *metadata)
> override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> void prepare(Metadata *imageMetadata) override;
> void process(StatisticsPtr &stats, Metadata *imageMetadata)
> override;
>
> diff --git a/src/ipa/raspberrypi/controller/rpi/awb.cpp
> b/src/ipa/raspberrypi/controller/rpi/awb.cpp
> index d8c9665445f9..a16e04a07ff8 100644
> --- a/src/ipa/raspberrypi/controller/rpi/awb.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/awb.cpp
> @@ -5,6 +5,8 @@
> * awb.cpp - AWB control algorithm
> */
>
> +#include <assert.h>
> +
> #include <libcamera/base/log.h>
>
> #include "../lux_status.h"
> @@ -26,62 +28,87 @@ static constexpr unsigned int AwbStatsSizeY =
> DEFAULT_AWB_REGIONS_Y;
> * elsewhere (ALSC and AGC).
> */
>
> -int AwbMode::read(boost::property_tree::ptree const ¶ms)
> +int AwbMode::read(const libcamera::YamlObject ¶ms)
> {
> - ctLo = params.get<double>("lo");
> - ctHi = params.get<double>("hi");
> + auto value = params["lo"].get<double>();
> + if (!value)
> + return -EINVAL;
> + ctLo = *value;
> +
> + value = params["hi"].get<double>();
> + if (!value)
> + return -EINVAL;
> + ctHi = *value;
> +
> return 0;
> }
>
> -int AwbPrior::read(boost::property_tree::ptree const ¶ms)
> +int AwbPrior::read(const libcamera::YamlObject ¶ms)
> {
> - lux = params.get<double>("lux");
> - return prior.read(params.get_child("prior"));
> + auto value = params["lux"].get<double>();
> + if (!value)
> + return -EINVAL;
> + lux = *value;
> +
> + return prior.read(params["prior"]);
> }
>
> -static int readCtCurve(Pwl &ctR, Pwl &ctB,
> - boost::property_tree::ptree const ¶ms)
> +static int readCtCurve(Pwl &ctR, Pwl &ctB, const libcamera::YamlObject
> ¶ms)
> {
> - int num = 0;
> - for (auto it = params.begin(); it != params.end(); it++) {
> - double ct = it->second.get_value<double>();
> - assert(it == params.begin() || ct != ctR.domain().end);
> - if (++it == params.end()) {
> - LOG(RPiAwb, Error) << "AwbConfig: incomplete CT
> curve entry";
> - return -EINVAL;
> - }
> - ctR.append(ct, it->second.get_value<double>());
> - if (++it == params.end()) {
> - LOG(RPiAwb, Error) << "AwbConfig: incomplete CT
> curve entry";
> - return -EINVAL;
> - }
> - ctB.append(ct, it->second.get_value<double>());
> - num++;
> + if (params.size() % 3) {
> + LOG(RPiAwb, Error) << "AwbConfig: incomplete CT curve
> entry";
> + return -EINVAL;
> }
> - if (num < 2) {
> +
> + if (params.size() < 6) {
> LOG(RPiAwb, Error) << "AwbConfig: insufficient points in
> CT curve";
> return -EINVAL;
> }
> +
> + const auto &list = params.asList();
> +
> + for (auto it = list.begin(); it != list.end(); it++) {
> + auto value = it->get<double>();
> + if (!value)
> + return -EINVAL;
> + double ct = *value;
> +
> + assert(it == list.begin() || ct != ctR.domain().end);
> +
> + value = (++it)->get<double>();
> + if (!value)
> + return -EINVAL;
> + ctR.append(ct, *value);
> +
> + value = (++it)->get<double>();
> + if (!value)
> + return -EINVAL;
> + ctB.append(ct, *value);
> + }
> +
> return 0;
> }
>
> -int AwbConfig::read(boost::property_tree::ptree const ¶ms)
> +int AwbConfig::read(const libcamera::YamlObject ¶ms)
> {
> int ret;
> - bayes = params.get<int>("bayes", 1);
> - framePeriod = params.get<uint16_t>("framePeriod", 10);
> - startupFrames = params.get<uint16_t>("startupFrames", 10);
> - convergenceFrames = params.get<unsigned int>("convergence_frames",
> 3);
> - speed = params.get<double>("speed", 0.05);
> - if (params.get_child_optional("ct_curve")) {
> - ret = readCtCurve(ctR, ctB, params.get_child("ct_curve"));
> +
> + bayes = params["bayes"].get<int>(1);
> + framePeriod = params["frame_period"].get<uint16_t>(10);
> + startupFrames = params["startup_frames"].get<uint16_t>(10);
> + convergenceFrames = params["convergence_frames"].get<unsigned
> int>(3);
> + speed = params["speed"].get<double>(0.05);
> +
> + if (params.contains("ct_curve")) {
> + ret = readCtCurve(ctR, ctB, params["ct_curve"]);
> if (ret)
> return ret;
> }
> - if (params.get_child_optional("priors")) {
> - for (auto &p : params.get_child("priors")) {
> +
> + if (params.contains("priors")) {
> + for (const auto &p : params["priors"].asList()) {
> AwbPrior prior;
> - ret = prior.read(p.second);
> + ret = prior.read(p);
> if (ret)
> return ret;
> if (!priors.empty() && prior.lux <=
> priors.back().lux) {
> @@ -95,32 +122,35 @@ int AwbConfig::read(boost::property_tree::ptree const
> ¶ms)
> return ret;
> }
> }
> - if (params.get_child_optional("modes")) {
> - for (auto &p : params.get_child("modes")) {
> - ret = modes[p.first].read(p.second);
> + if (params.contains("modes")) {
> + for (const auto &[key, value] : params["modes"].asDict()) {
> + ret = modes[key].read(value);
> if (ret)
> return ret;
> if (defaultMode == nullptr)
> - defaultMode = &modes[p.first];
> + defaultMode = &modes[key];
> }
> if (defaultMode == nullptr) {
> LOG(RPiAwb, Error) << "AwbConfig: no AWB modes
> configured";
> return -EINVAL;
> }
> }
> - minPixels = params.get<double>("min_pixels", 16.0);
> - minG = params.get<uint16_t>("min_G", 32);
> - minRegions = params.get<uint32_t>("min_regions", 10);
> - deltaLimit = params.get<double>("delta_limit", 0.2);
> - coarseStep = params.get<double>("coarse_step", 0.2);
> - transversePos = params.get<double>("transverse_pos", 0.01);
> - transverseNeg = params.get<double>("transverse_neg", 0.01);
> +
> + minPixels = params["min_pixels"].get<double>(16.0);
> + minG = params["min_G"].get<uint16_t>(32);
> + minRegions = params["min_regions"].get<uint32_t>(10);
> + deltaLimit = params["delta_limit"].get<double>(0.2);
> + coarseStep = params["coarse_step"].get<double>(0.2);
> + transversePos = params["transverse_pos"].get<double>(0.01);
> + transverseNeg = params["transverse_neg"].get<double>(0.01);
> if (transversePos <= 0 || transverseNeg <= 0) {
> LOG(RPiAwb, Error) << "AwbConfig: transverse_pos/neg must
> be > 0";
> return -EINVAL;
> }
> - sensitivityR = params.get<double>("sensitivity_r", 1.0);
> - sensitivityB = params.get<double>("sensitivity_b", 1.0);
> +
> + sensitivityR = params["sensitivity_r"].get<double>(1.0);
> + sensitivityB = params["sensitivity_b"].get<double>(1.0);
> +
> if (bayes) {
> if (ctR.empty() || ctB.empty() || priors.empty() ||
> defaultMode == nullptr) {
> @@ -129,9 +159,9 @@ int AwbConfig::read(boost::property_tree::ptree const
> ¶ms)
> bayes = false;
> }
> }
> - fast = params.get<int>("fast", bayes); /* default to fast for
> Bayesian, otherwise slow */
> - whitepointR = params.get<double>("whitepoint_r", 0.0);
> - whitepointB = params.get<double>("whitepoint_b", 0.0);
> + fast = params[fast].get<int>(bayes); /* default to fast for
> Bayesian, otherwise slow */
> + whitepointR = params["whitepoint_r"].get<double>(0.0);
> + whitepointB = params["whitepoint_b"].get<double>(0.0);
> if (bayes == false)
> sensitivityR = sensitivityB = 1.0; /* nor do sensitivities
> make any sense */
> return 0;
> @@ -162,7 +192,7 @@ char const *Awb::name() const
> return NAME;
> }
>
> -int Awb::read(boost::property_tree::ptree const ¶ms)
> +int Awb::read(const libcamera::YamlObject ¶ms)
> {
> return config_.read(params);
> }
> diff --git a/src/ipa/raspberrypi/controller/rpi/awb.h
> b/src/ipa/raspberrypi/controller/rpi/awb.h
> index 9c5cf4eaaaaf..cb4cfd1be2e8 100644
> --- a/src/ipa/raspberrypi/controller/rpi/awb.h
> +++ b/src/ipa/raspberrypi/controller/rpi/awb.h
> @@ -19,20 +19,20 @@ namespace RPiController {
> /* Control algorithm to perform AWB calculations. */
>
> struct AwbMode {
> - int read(boost::property_tree::ptree const ¶ms);
> + int read(const libcamera::YamlObject ¶ms);
> double ctLo; /* low CT value for search */
> double ctHi; /* high CT value for search */
> };
>
> struct AwbPrior {
> - int read(boost::property_tree::ptree const ¶ms);
> + int read(const libcamera::YamlObject ¶ms);
> double lux; /* lux level */
> Pwl prior; /* maps CT to prior log likelihood for this lux level */
> };
>
> struct AwbConfig {
> AwbConfig() : defaultMode(nullptr) {}
> - int read(boost::property_tree::ptree const ¶ms);
> + int read(const libcamera::YamlObject ¶ms);
> /* Only repeat the AWB calculation every "this many" frames */
> uint16_t framePeriod;
> /* number of initial frames for which speed taken as 1.0 (maximum)
> */
> @@ -90,7 +90,7 @@ public:
> ~Awb();
> char const *name() const override;
> void initialise() override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> /* AWB handles "pausing" for itself. */
> bool isPaused() const override;
> void pause() override;
> diff --git a/src/ipa/raspberrypi/controller/rpi/black_level.cpp
> b/src/ipa/raspberrypi/controller/rpi/black_level.cpp
> index 749fcd7cdf8c..85baec3fcbdd 100644
> --- a/src/ipa/raspberrypi/controller/rpi/black_level.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/black_level.cpp
> @@ -31,13 +31,13 @@ char const *BlackLevel::name() const
> return NAME;
> }
>
> -int BlackLevel::read(boost::property_tree::ptree const ¶ms)
> +int BlackLevel::read(const libcamera::YamlObject ¶ms)
> {
> - uint16_t blackLevel = params.get<uint16_t>(
> - "black_level", 4096); /* 64 in 10 bits scaled to 16 bits */
> - blackLevelR_ = params.get<uint16_t>("black_level_r", blackLevel);
> - blackLevelG_ = params.get<uint16_t>("black_level_g", blackLevel);
> - blackLevelB_ = params.get<uint16_t>("black_level_b", blackLevel);
> + /* 64 in 10 bits scaled to 16 bits */
> + uint16_t blackLevel = params["black_level"].get<uint16_t>(4096);
> + blackLevelR_ = params["black_level_r"].get<uint16_t>(blackLevel);
> + blackLevelG_ = params["black_level_g"].get<uint16_t>(blackLevel);
> + blackLevelB_ = params["black_level_b"].get<uint16_t>(blackLevel);
> LOG(RPiBlackLevel, Debug)
> << " Read black levels red " << blackLevelR_
> << " green " << blackLevelG_
> diff --git a/src/ipa/raspberrypi/controller/rpi/black_level.h
> b/src/ipa/raspberrypi/controller/rpi/black_level.h
> index 6ec8c4f9ba8f..2403f7f77625 100644
> --- a/src/ipa/raspberrypi/controller/rpi/black_level.h
> +++ b/src/ipa/raspberrypi/controller/rpi/black_level.h
> @@ -18,7 +18,7 @@ class BlackLevel : public Algorithm
> public:
> BlackLevel(Controller *controller);
> char const *name() const override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> void prepare(Metadata *imageMetadata) override;
>
> private:
> diff --git a/src/ipa/raspberrypi/controller/rpi/ccm.cpp
> b/src/ipa/raspberrypi/controller/rpi/ccm.cpp
> index 9588e94adeb1..2e2e66647e86 100644
> --- a/src/ipa/raspberrypi/controller/rpi/ccm.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/ccm.cpp
> @@ -39,21 +39,22 @@ Matrix::Matrix(double m0, double m1, double m2, double
> m3, double m4, double m5,
> m[0][0] = m0, m[0][1] = m1, m[0][2] = m2, m[1][0] = m3, m[1][1] =
> m4,
> m[1][2] = m5, m[2][0] = m6, m[2][1] = m7, m[2][2] = m8;
> }
> -int Matrix::read(boost::property_tree::ptree const ¶ms)
> +int Matrix::read(const libcamera::YamlObject ¶ms)
> {
> double *ptr = (double *)m;
> - int n = 0;
> - for (auto it = params.begin(); it != params.end(); it++) {
> - if (n++ == 9) {
> - LOG(RPiCcm, Error) << "Too many values in CCM";
> - return -EINVAL;
> - }
> - *ptr++ = it->second.get_value<double>();
> - }
> - if (n < 9) {
> - LOG(RPiCcm, Error) << "Too few values in CCM";
> +
> + if (params.size() != 9) {
> + LOG(RPiCcm, Error) << "Wrong number of values in CCM";
> return -EINVAL;
> }
> +
> + for (const auto ¶m : params.asList()) {
> + auto value = param.get<double>();
> + if (!value)
> + return -EINVAL;
> + *ptr++ = *value;
> + }
> +
> return 0;
> }
>
> @@ -65,27 +66,33 @@ char const *Ccm::name() const
> return NAME;
> }
>
> -int Ccm::read(boost::property_tree::ptree const ¶ms)
> +int Ccm::read(const libcamera::YamlObject ¶ms)
> {
> int ret;
>
> - if (params.get_child_optional("saturation")) {
> - ret =
> config_.saturation.read(params.get_child("saturation"));
> + if (params.contains("saturation")) {
> + ret = config_.saturation.read(params["saturation"]);
> if (ret)
> return ret;
> }
>
> - for (auto &p : params.get_child("ccms")) {
> + for (auto &p : params["ccms"].asList()) {
> + auto value = p["ct"].get<double>();
> + if (!value)
> + return -EINVAL;
> +
> CtCcm ctCcm;
> - ctCcm.ct = p.second.get<double>("ct");
> - ret = ctCcm.ccm.read(p.second.get_child("ccm"));
> + ctCcm.ct = *value;
> + ret = ctCcm.ccm.read(p["ccm"]);
> if (ret)
> return ret;
> - if (!config_.ccms.empty() &&
> - ctCcm.ct <= config_.ccms.back().ct) {
> - LOG(RPiCcm, Error) << "CCM not in increasing
> colour temperature order";
> +
> + if (!config_.ccms.empty() && ctCcm.ct <=
> config_.ccms.back().ct) {
> + LOG(RPiCcm, Error)
> + << "CCM not in increasing colour
> temperature order";
> return -EINVAL;
> }
> +
> config_.ccms.push_back(std::move(ctCcm));
> }
>
> diff --git a/src/ipa/raspberrypi/controller/rpi/ccm.h
> b/src/ipa/raspberrypi/controller/rpi/ccm.h
> index 6b65c7aea8a6..286d0b33e72f 100644
> --- a/src/ipa/raspberrypi/controller/rpi/ccm.h
> +++ b/src/ipa/raspberrypi/controller/rpi/ccm.h
> @@ -20,7 +20,7 @@ struct Matrix {
> double m6, double m7, double m8);
> Matrix();
> double m[3][3];
> - int read(boost::property_tree::ptree const ¶ms);
> + int read(const libcamera::YamlObject ¶ms);
> };
> static inline Matrix operator*(double d, Matrix const &m)
> {
> @@ -62,7 +62,7 @@ class Ccm : public CcmAlgorithm
> public:
> Ccm(Controller *controller = NULL);
> char const *name() const override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> void setSaturation(double saturation) override;
> void initialise() override;
> void prepare(Metadata *imageMetadata) override;
> diff --git a/src/ipa/raspberrypi/controller/rpi/contrast.cpp
> b/src/ipa/raspberrypi/controller/rpi/contrast.cpp
> index d76dc43b837f..5b37edcbd46a 100644
> --- a/src/ipa/raspberrypi/controller/rpi/contrast.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/contrast.cpp
> @@ -38,21 +38,21 @@ char const *Contrast::name() const
> return NAME;
> }
>
> -int Contrast::read(boost::property_tree::ptree const ¶ms)
> +int Contrast::read(const libcamera::YamlObject ¶ms)
> {
> - /* enable adaptive enhancement by default */
> - config_.ceEnable = params.get<int>("ce_enable", 1);
> - /* the point near the bottom of the histogram to move */
> - config_.loHistogram = params.get<double>("lo_histogram", 0.01);
> - /* where in the range to try and move it to */
> - config_.loLevel = params.get<double>("lo_level", 0.015);
> - /* but don't move by more than this */
> - config_.loMax = params.get<double>("lo_max", 500);
> - /* equivalent values for the top of the histogram... */
> - config_.hiHistogram = params.get<double>("hi_histogram", 0.95);
> - config_.hiLevel = params.get<double>("hi_level", 0.95);
> - config_.hiMax = params.get<double>("hi_max", 2000);
> - return config_.gammaCurve.read(params.get_child("gamma_curve"));
> + // enable adaptive enhancement by default
> + config_.ceEnable = params["ce_enable"].get<int>(1);
> + // the point near the bottom of the histogram to move
> + config_.loHistogram = params["lo_histogram"].get<double>(0.01);
> + // where in the range to try and move it to
> + config_.loLevel = params["lo_level"].get<double>(0.015);
> + // but don't move by more than this
> + config_.loMax = params["lo_max"].get<double>(500);
> + // equivalent values for the top of the histogram...
> + config_.hiHistogram = params["hi_histogram"].get<double>(0.95);
> + config_.hiLevel = params["hi_level"].get<double>(0.95);
> + config_.hiMax = params["hi_max"].get<double>(2000);
> + return config_.gammaCurve.read(params["gamma_curve"]);
> }
>
> void Contrast::setBrightness(double brightness)
> diff --git a/src/ipa/raspberrypi/controller/rpi/contrast.h
> b/src/ipa/raspberrypi/controller/rpi/contrast.h
> index 5c3d2f56b310..c68adbc9e463 100644
> --- a/src/ipa/raspberrypi/controller/rpi/contrast.h
> +++ b/src/ipa/raspberrypi/controller/rpi/contrast.h
> @@ -34,7 +34,7 @@ class Contrast : public ContrastAlgorithm
> public:
> Contrast(Controller *controller = NULL);
> char const *name() const override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> void setBrightness(double brightness) override;
> void setContrast(double contrast) override;
> void initialise() override;
> diff --git a/src/ipa/raspberrypi/controller/rpi/dpc.cpp
> b/src/ipa/raspberrypi/controller/rpi/dpc.cpp
> index def39bb7416a..be3871dffe28 100644
> --- a/src/ipa/raspberrypi/controller/rpi/dpc.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/dpc.cpp
> @@ -31,13 +31,14 @@ char const *Dpc::name() const
> return NAME;
> }
>
> -int Dpc::read(boost::property_tree::ptree const ¶ms)
> +int Dpc::read(const libcamera::YamlObject ¶ms)
> {
> - config_.strength = params.get<int>("strength", 1);
> + config_.strength = params["strength"].get<int>(1);
> if (config_.strength < 0 || config_.strength > 2) {
> - LOG(RPiDpc, Error) << "bad strength value";
> + LOG(RPiDpc, Error) << "Bad strength value";
> return -EINVAL;
> }
> +
> return 0;
> }
>
> diff --git a/src/ipa/raspberrypi/controller/rpi/dpc.h
> b/src/ipa/raspberrypi/controller/rpi/dpc.h
> index 2bb6cef565a7..84a05604394d 100644
> --- a/src/ipa/raspberrypi/controller/rpi/dpc.h
> +++ b/src/ipa/raspberrypi/controller/rpi/dpc.h
> @@ -22,7 +22,7 @@ class Dpc : public Algorithm
> public:
> Dpc(Controller *controller);
> char const *name() const override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> void prepare(Metadata *imageMetadata) override;
>
> private:
> diff --git a/src/ipa/raspberrypi/controller/rpi/geq.cpp
> b/src/ipa/raspberrypi/controller/rpi/geq.cpp
> index 106f0a40dfc1..510870e9edbf 100644
> --- a/src/ipa/raspberrypi/controller/rpi/geq.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/geq.cpp
> @@ -35,17 +35,17 @@ char const *Geq::name() const
> return NAME;
> }
>
> -int Geq::read(boost::property_tree::ptree const ¶ms)
> +int Geq::read(const libcamera::YamlObject ¶ms)
> {
> - config_.offset = params.get<uint16_t>("offset", 0);
> - config_.slope = params.get<double>("slope", 0.0);
> + config_.offset = params["offset"].get<uint16_t>(0);
> + config_.slope = params["slope"].get<double>(0.0);
> if (config_.slope < 0.0 || config_.slope >= 1.0) {
> LOG(RPiGeq, Error) << "Bad slope value";
> return -EINVAL;
> }
>
> - if (params.get_child_optional("strength")) {
> - int ret =
> config_.strength.read(params.get_child("strength"));
> + if (params.contains("strength")) {
> + int ret = config_.strength.read(params["strength"]);
> if (ret)
> return ret;
> }
> diff --git a/src/ipa/raspberrypi/controller/rpi/geq.h
> b/src/ipa/raspberrypi/controller/rpi/geq.h
> index 677a0510c6ac..ee3a52ff50f5 100644
> --- a/src/ipa/raspberrypi/controller/rpi/geq.h
> +++ b/src/ipa/raspberrypi/controller/rpi/geq.h
> @@ -24,7 +24,7 @@ class Geq : public Algorithm
> public:
> Geq(Controller *controller);
> char const *name() const override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> void prepare(Metadata *imageMetadata) override;
>
> private:
> diff --git a/src/ipa/raspberrypi/controller/rpi/lux.cpp
> b/src/ipa/raspberrypi/controller/rpi/lux.cpp
> index ca1e827191fd..9759186afacf 100644
> --- a/src/ipa/raspberrypi/controller/rpi/lux.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/lux.cpp
> @@ -38,14 +38,30 @@ char const *Lux::name() const
> return NAME;
> }
>
> -int Lux::read(boost::property_tree::ptree const ¶ms)
> +int Lux::read(const libcamera::YamlObject ¶ms)
> {
> - referenceShutterSpeed_ =
> - params.get<double>("reference_shutter_speed") * 1.0us;
> - referenceGain_ = params.get<double>("reference_gain");
> - referenceAperture_ = params.get<double>("reference_aperture", 1.0);
> - referenceY_ = params.get<double>("reference_Y");
> - referenceLux_ = params.get<double>("reference_lux");
> + auto value = params["reference_shutter_speed"].get<double>();
> + if (!value)
> + return -EINVAL;
> + referenceShutterSpeed_ = *value * 1.0us;
> +
> + value = params["reference_gain"].get<double>();
> + if (!value)
> + return -EINVAL;
> + referenceGain_ = *value;
> +
> + referenceAperture_ = params["reference_aperture"].get<double>(1.0);
> +
> + value = params["reference_Y"].get<double>();
> + if (!value)
> + return -EINVAL;
> + referenceY_ = *value;
> +
> + value = params["reference_lux"].get<double>();
> + if (!value)
> + return -EINVAL;
> + referenceLux_ = *value;
> +
> currentAperture_ = referenceAperture_;
> return 0;
> }
> diff --git a/src/ipa/raspberrypi/controller/rpi/lux.h
> b/src/ipa/raspberrypi/controller/rpi/lux.h
> index 6416dfb52553..89411a5432b4 100644
> --- a/src/ipa/raspberrypi/controller/rpi/lux.h
> +++ b/src/ipa/raspberrypi/controller/rpi/lux.h
> @@ -22,7 +22,7 @@ class Lux : public Algorithm
> public:
> Lux(Controller *controller);
> char const *name() const override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> void prepare(Metadata *imageMetadata) override;
> void process(StatisticsPtr &stats, Metadata *imageMetadata)
> override;
> void setCurrentAperture(double aperture);
> diff --git a/src/ipa/raspberrypi/controller/rpi/noise.cpp
> b/src/ipa/raspberrypi/controller/rpi/noise.cpp
> index 74fa99bafe48..bcd8b9edaebe 100644
> --- a/src/ipa/raspberrypi/controller/rpi/noise.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/noise.cpp
> @@ -41,10 +41,18 @@ void Noise::switchMode(CameraMode const &cameraMode,
> modeFactor_ = std::max(1.0, cameraMode.noiseFactor);
> }
>
> -int Noise::read(boost::property_tree::ptree const ¶ms)
> +int Noise::read(const libcamera::YamlObject ¶ms)
> {
> - referenceConstant_ = params.get<double>("reference_constant");
> - referenceSlope_ = params.get<double>("reference_slope");
> + auto value = params["reference_constant"].get<double>();
> + if (!value)
> + return -EINVAL;
> + referenceConstant_ = *value;
> +
> + value = params["reference_slope"].get<double>();
> + if (!value)
> + return -EINVAL;
> + referenceSlope_ = *value;
> +
> return 0;
> }
>
> diff --git a/src/ipa/raspberrypi/controller/rpi/noise.h
> b/src/ipa/raspberrypi/controller/rpi/noise.h
> index b33a5fc75ec7..74c31e640c3f 100644
> --- a/src/ipa/raspberrypi/controller/rpi/noise.h
> +++ b/src/ipa/raspberrypi/controller/rpi/noise.h
> @@ -19,7 +19,7 @@ public:
> Noise(Controller *controller);
> char const *name() const override;
> void switchMode(CameraMode const &cameraMode, Metadata *metadata)
> override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> void prepare(Metadata *imageMetadata) override;
>
> private:
> diff --git a/src/ipa/raspberrypi/controller/rpi/sdn.cpp
> b/src/ipa/raspberrypi/controller/rpi/sdn.cpp
> index 03d9f119a338..b6b662518f2c 100644
> --- a/src/ipa/raspberrypi/controller/rpi/sdn.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/sdn.cpp
> @@ -34,10 +34,10 @@ char const *Sdn::name() const
> return NAME;
> }
>
> -int Sdn::read(boost::property_tree::ptree const ¶ms)
> +int Sdn::read(const libcamera::YamlObject ¶ms)
> {
> - deviation_ = params.get<double>("deviation", 3.2);
> - strength_ = params.get<double>("strength", 0.75);
> + deviation_ = params["deviation"].get<double>(3.2);
> + strength_ = params["strength"].get<double>(0.75);
> return 0;
> }
>
> diff --git a/src/ipa/raspberrypi/controller/rpi/sdn.h
> b/src/ipa/raspberrypi/controller/rpi/sdn.h
> index 4287ef08a79f..9dd73c388edb 100644
> --- a/src/ipa/raspberrypi/controller/rpi/sdn.h
> +++ b/src/ipa/raspberrypi/controller/rpi/sdn.h
> @@ -18,7 +18,7 @@ class Sdn : public DenoiseAlgorithm
> public:
> Sdn(Controller *controller = NULL);
> char const *name() const override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> void initialise() override;
> void prepare(Metadata *imageMetadata) override;
> void setMode(DenoiseMode mode) override;
> diff --git a/src/ipa/raspberrypi/controller/rpi/sharpen.cpp
> b/src/ipa/raspberrypi/controller/rpi/sharpen.cpp
> index 9c4cffa4128c..4f6f020a417b 100644
> --- a/src/ipa/raspberrypi/controller/rpi/sharpen.cpp
> +++ b/src/ipa/raspberrypi/controller/rpi/sharpen.cpp
> @@ -37,11 +37,11 @@ void Sharpen::switchMode(CameraMode const &cameraMode,
> modeFactor_ = std::max(1.0, cameraMode.noiseFactor);
> }
>
> -int Sharpen::read(boost::property_tree::ptree const ¶ms)
> +int Sharpen::read(const libcamera::YamlObject ¶ms)
> {
> - threshold_ = params.get<double>("threshold", 1.0);
> - strength_ = params.get<double>("strength", 1.0);
> - limit_ = params.get<double>("limit", 1.0);
> + threshold_ = params["threshold"].get<double>(1.0);
> + strength_ = params["strength"].get<double>(1.0);
> + limit_ = params["limit"].get<double>(1.0);
> LOG(RPiSharpen, Debug)
> << "Read threshold " << threshold_
> << " strength " << strength_
> diff --git a/src/ipa/raspberrypi/controller/rpi/sharpen.h
> b/src/ipa/raspberrypi/controller/rpi/sharpen.h
> index 0cd8b92f2224..8bb7631e916b 100644
> --- a/src/ipa/raspberrypi/controller/rpi/sharpen.h
> +++ b/src/ipa/raspberrypi/controller/rpi/sharpen.h
> @@ -19,7 +19,7 @@ public:
> Sharpen(Controller *controller);
> char const *name() const override;
> void switchMode(CameraMode const &cameraMode, Metadata *metadata)
> override;
> - int read(boost::property_tree::ptree const ¶ms) override;
> + int read(const libcamera::YamlObject ¶ms) override;
> void setStrength(double strength) override;
> void prepare(Metadata *imageMetadata) override;
>
> diff --git a/src/ipa/raspberrypi/meson.build
> b/src/ipa/raspberrypi/meson.build
> index 32897e07dad9..517d815bb98c 100644
> --- a/src/ipa/raspberrypi/meson.build
> +++ b/src/ipa/raspberrypi/meson.build
> @@ -4,7 +4,6 @@ ipa_name = 'ipa_rpi'
>
> rpi_ipa_deps = [
> libcamera_private,
> - dependency('boost'),
> libatomic,
> ]
>
> diff --git a/src/ipa/raspberrypi/raspberrypi.cpp
> b/src/ipa/raspberrypi/raspberrypi.cpp
> index b9e9b814e886..6befdd71433d 100644
> --- a/src/ipa/raspberrypi/raspberrypi.cpp
> +++ b/src/ipa/raspberrypi/raspberrypi.cpp
> @@ -7,6 +7,7 @@
>
> #include <algorithm>
> #include <array>
> +#include <cstring>
> #include <fcntl.h>
> #include <math.h>
> #include <stdint.h>
> --
> Regards,
>
> Laurent Pinchart
>
>
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