diff options
Diffstat (limited to 'src/ipa/raspberrypi/controller/rpi/awb.hpp')
| -rw-r--r-- | src/ipa/raspberrypi/controller/rpi/awb.hpp | 110 |
1 files changed, 55 insertions, 55 deletions
diff --git a/src/ipa/raspberrypi/controller/rpi/awb.hpp b/src/ipa/raspberrypi/controller/rpi/awb.hpp index ac3dca6f..021aafa9 100644 --- a/src/ipa/raspberrypi/controller/rpi/awb.hpp +++ b/src/ipa/raspberrypi/controller/rpi/awb.hpp @@ -19,59 +19,59 @@ namespace RPiController { // Control algorithm to perform AWB calculations. struct AwbMode { - void Read(boost::property_tree::ptree const ¶ms); - double ct_lo; // low CT value for search - double ct_hi; // high CT value for search + void read(boost::property_tree::ptree const ¶ms); + double ctLo; // low CT value for search + double ctHi; // high CT value for search }; struct AwbPrior { - void Read(boost::property_tree::ptree const ¶ms); + void read(boost::property_tree::ptree const ¶ms); double lux; // lux level Pwl prior; // maps CT to prior log likelihood for this lux level }; struct AwbConfig { - AwbConfig() : default_mode(nullptr) {} - void Read(boost::property_tree::ptree const ¶ms); + AwbConfig() : defaultMode(nullptr) {} + void read(boost::property_tree::ptree const ¶ms); // Only repeat the AWB calculation every "this many" frames - uint16_t frame_period; + uint16_t framePeriod; // number of initial frames for which speed taken as 1.0 (maximum) - uint16_t startup_frames; - unsigned int convergence_frames; // approx number of frames to converge + uint16_t startupFrames; + unsigned int convergenceFrames; // approx number of frames to converge double speed; // IIR filter speed applied to algorithm results bool fast; // "fast" mode uses a 16x16 rather than 32x32 grid - Pwl ct_r; // function maps CT to r (= R/G) - Pwl ct_b; // function maps CT to b (= B/G) + Pwl ctR; // function maps CT to r (= R/G) + Pwl ctB; // function maps CT to b (= B/G) // table of illuminant priors at different lux levels std::vector<AwbPrior> priors; // AWB "modes" (determines the search range) std::map<std::string, AwbMode> modes; - AwbMode *default_mode; // mode used if no mode selected + AwbMode *defaultMode; // mode used if no mode selected // minimum proportion of pixels counted within AWB region for it to be // "useful" - double min_pixels; + double minPixels; // minimum G value of those pixels, to be regarded a "useful" - uint16_t min_G; + uint16_t minG; // number of AWB regions that must be "useful" in order to do the AWB // calculation - uint32_t min_regions; + uint32_t minRegions; // clamp on colour error term (so as not to penalise non-grey excessively) - double delta_limit; + double deltaLimit; // step size control in coarse search - double coarse_step; + double coarseStep; // how far to wander off CT curve towards "more purple" - double transverse_pos; + double transversePos; // how far to wander off CT curve towards "more green" - double transverse_neg; + double transverseNeg; // red sensitivity ratio (set to canonical sensor's R/G divided by this // sensor's R/G) - double sensitivity_r; + double sensitivityR; // blue sensitivity ratio (set to canonical sensor's B/G divided by this // sensor's B/G) - double sensitivity_b; + double sensitivityB; // The whitepoint (which we normally "aim" for) can be moved. - double whitepoint_r; - double whitepoint_b; + double whitepointR; + double whitepointB; bool bayes; // use Bayesian algorithm }; @@ -80,22 +80,22 @@ class Awb : public AwbAlgorithm public: Awb(Controller *controller = NULL); ~Awb(); - char const *Name() const override; - void Initialise() override; - void Read(boost::property_tree::ptree const ¶ms) override; + char const *name() const override; + void initialise() override; + void read(boost::property_tree::ptree const ¶ms) override; // AWB handles "pausing" for itself. - bool IsPaused() const override; - void Pause() override; - void Resume() override; - unsigned int GetConvergenceFrames() const override; - void SetMode(std::string const &name) override; - void SetManualGains(double manual_r, double manual_b) override; - void SwitchMode(CameraMode const &camera_mode, Metadata *metadata) override; - void Prepare(Metadata *image_metadata) override; - void Process(StatisticsPtr &stats, Metadata *image_metadata) override; + bool isPaused() const override; + void pause() override; + void resume() override; + unsigned int getConvergenceFrames() const override; + void setMode(std::string const &name) override; + void setManualGains(double manualR, double manualB) override; + void switchMode(CameraMode const &cameraMode, Metadata *metadata) override; + void prepare(Metadata *imageMetadata) override; + void process(StatisticsPtr &stats, Metadata *imageMetadata) override; struct RGB { - RGB(double _R = 0, double _G = 0, double _B = 0) - : R(_R), G(_G), B(_B) + RGB(double r = 0, double g = 0, double b = 0) + : R(r), G(g), B(b) { } double R, G, B; @@ -110,29 +110,29 @@ private: bool isAutoEnabled() const; // configuration is read-only, and available to both threads AwbConfig config_; - std::thread async_thread_; + std::thread asyncThread_; void asyncFunc(); // asynchronous thread function std::mutex mutex_; // condvar for async thread to wait on - std::condition_variable async_signal_; + std::condition_variable asyncSignal_; // condvar for synchronous thread to wait on - std::condition_variable sync_signal_; + std::condition_variable syncSignal_; // for sync thread to check if async thread finished (requires mutex) - bool async_finished_; + bool asyncFinished_; // for async thread to check if it's been told to run (requires mutex) - bool async_start_; + bool asyncStart_; // for async thread to check if it's been told to quit (requires mutex) - bool async_abort_; + bool asyncAbort_; // The following are only for the synchronous thread to use: // for sync thread to note its has asked async thread to run - bool async_started_; - // counts up to frame_period before restarting the async thread - int frame_phase_; - int frame_count_; // counts up to startup_frames - AwbStatus sync_results_; - AwbStatus prev_sync_results_; - std::string mode_name_; + bool asyncStarted_; + // counts up to framePeriod before restarting the async thread + int framePhase_; + int frameCount_; // counts up to startup_frames + AwbStatus syncResults_; + AwbStatus prevSyncResults_; + std::string modeName_; // The following are for the asynchronous thread to use, though the main // thread can set/reset them if the async thread is known to be idle: void restartAsync(StatisticsPtr &stats, double lux); @@ -141,22 +141,22 @@ private: StatisticsPtr statistics_; AwbMode *mode_; double lux_; - AwbStatus async_results_; + AwbStatus asyncResults_; void doAwb(); void awbBayes(); void awbGrey(); void prepareStats(); - double computeDelta2Sum(double gain_r, double gain_b); + double computeDelta2Sum(double gainR, double gainB); Pwl interpolatePrior(); double coarseSearch(Pwl const &prior); void fineSearch(double &t, double &r, double &b, Pwl const &prior); std::vector<RGB> zones_; std::vector<Pwl::Point> points_; // manual r setting - double manual_r_; + double manualR_; // manual b setting - double manual_b_; - bool first_switch_mode_; // is this the first call to SwitchMode? + double manualB_; + bool firstSwitchMode_; // is this the first call to SwitchMode? }; static inline Awb::RGB operator+(Awb::RGB const &a, Awb::RGB const &b) |