ipa: raspberryip: Remove all exception throw statements

Replace all exception throw statements with LOG(RPi*, Fatal) error messages.

Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

src/ipa/raspberrypi/controller/rpi/agc.cpp

@@ -35,11 +35,11 @@ void AgcMeteringMode::read(boost::property_tree::ptree const &params)
 	int num = 0;
 	for (auto &p : params.get_child("weights")) {
 		if (num == AGC_STATS_SIZE)
-			throw std::runtime_error("AgcConfig: too many weights");
+			LOG(RPiAgc, Fatal) << "AgcConfig: too many weights";
 		weights[num++] = p.second.get_value<double>();
 	}
 	if (num != AGC_STATS_SIZE)
-		throw std::runtime_error("AgcConfig: insufficient weights");
+		LOG(RPiAgc, Fatal) << "AgcConfig: insufficient weights";
 }
 
 static std::string
@@ -78,11 +78,11 @@ void AgcExposureMode::read(boost::property_tree::ptree const &params)
 	int numShutters = readList(shutter, params.get_child("shutter"));
 	int numAgs = readList(gain, params.get_child("gain"));
 	if (numShutters < 2 || numAgs < 2)
-		throw std::runtime_error(
-			"AgcConfig: must have at least two entries in exposure profile");
+		LOG(RPiAgc, Fatal)
+			<< "AgcConfig: must have at least two entries in exposure profile";
 	if (numShutters != numAgs)
-		throw std::runtime_error(
-			"AgcConfig: expect same number of exposure and gain entries in exposure profile");
+		LOG(RPiAgc, Fatal)
+			<< "AgcConfig: expect same number of exposure and gain entries in exposure profile";
 }
 
 static std::string
@@ -106,8 +106,7 @@ void AgcConstraint::read(boost::property_tree::ptree const &params)
 	transform(boundString.begin(), boundString.end(),
 		  boundString.begin(), ::toupper);
 	if (boundString != "UPPER" && boundString != "LOWER")
-		throw std::runtime_error(
-			"AGC constraint type should be UPPER or LOWER");
+		LOG(RPiAgc, Fatal) << "AGC constraint type should be UPPER or LOWER";
 	bound = boundString == "UPPER" ? Bound::UPPER : Bound::LOWER;
 	qLo = params.get<double>("q_lo");
 	qHi = params.get<double>("q_hi");
@@ -465,8 +464,7 @@ void Agc::housekeepConfig()
 	if (strcmp(meteringModeName_.c_str(), status_.meteringMode)) {
 		auto it = config_.meteringModes.find(meteringModeName_);
 		if (it == config_.meteringModes.end())
-			throw std::runtime_error("Agc: no metering mode " +
-						 meteringModeName_);
+			LOG(RPiAgc, Fatal) << "Agc: no metering mode " << meteringModeName_;
 		meteringMode_ = &it->second;
 		copyString(meteringModeName_, status_.meteringMode,
 			   sizeof(status_.meteringMode));
@@ -474,8 +472,7 @@ void Agc::housekeepConfig()
 	if (strcmp(exposureModeName_.c_str(), status_.exposureMode)) {
 		auto it = config_.exposureModes.find(exposureModeName_);
 		if (it == config_.exposureModes.end())
-			throw std::runtime_error("Agc: no exposure profile " +
-						 exposureModeName_);
+			LOG(RPiAgc, Fatal) << "Agc: no exposure profile " << exposureModeName_;
 		exposureMode_ = &it->second;
 		copyString(exposureModeName_, status_.exposureMode,
 			   sizeof(status_.exposureMode));
@@ -484,8 +481,7 @@ void Agc::housekeepConfig()
 		auto it =
 			config_.constraintModes.find(constraintModeName_);
 		if (it == config_.constraintModes.end())
-			throw std::runtime_error("Agc: no constraint list " +
-						 constraintModeName_);
+			LOG(RPiAgc, Fatal) << "Agc: no constraint list " << constraintModeName_;
 		constraintMode_ = &it->second;
 		copyString(constraintModeName_, status_.constraintMode,
 			   sizeof(status_.constraintMode));
@@ -502,7 +498,7 @@ void Agc::fetchCurrentExposure(Metadata *imageMetadata)
 	DeviceStatus *deviceStatus =
 		imageMetadata->getLocked<DeviceStatus>("device.status");
 	if (!deviceStatus)
-		throw std::runtime_error("Agc: no device metadata");
+		LOG(RPiAgc, Fatal) << "Agc: no device metadata";
 	current_.shutter = deviceStatus->shutterSpeed;
 	current_.analogueGain = deviceStatus->analogueGain;
 	AgcStatus *agcStatus =

src/ipa/raspberrypi/controller/rpi/alsc.cpp

@@ -54,10 +54,10 @@ static void generateLut(double *lut, boost::property_tree::ptree const &params)
 {
 	double cstrength = params.get<double>("corner_strength", 2.0);
 	if (cstrength <= 1.0)
-		throw std::runtime_error("Alsc: corner_strength must be > 1.0");
+		LOG(RPiAlsc, Fatal) << "Alsc: corner_strength must be > 1.0";
 	double asymmetry = params.get<double>("asymmetry", 1.0);
 	if (asymmetry < 0)
-		throw std::runtime_error("Alsc: asymmetry must be >= 0");
+		LOG(RPiAlsc, Fatal) << "Alsc: asymmetry must be >= 0";
 	double f1 = cstrength - 1, f2 = 1 + sqrt(cstrength);
 	double R2 = X * Y / 4 * (1 + asymmetry * asymmetry);
 	int num = 0;
@@ -79,12 +79,11 @@ static void readLut(double *lut, boost::property_tree::ptree const &params)
 	const int maxNum = XY;
 	for (auto &p : params) {
 		if (num == maxNum)
-			throw std::runtime_error(
-				"Alsc: too many entries in LSC table");
+			LOG(RPiAlsc, Fatal) << "Alsc: too many entries in LSC table";
 		lut[num++] = p.second.get_value<double>();
 	}
 	if (num < maxNum)
-		throw std::runtime_error("Alsc: too few entries in LSC table");
+		LOG(RPiAlsc, Fatal) << "Alsc: too few entries in LSC table";
 }
 
 static void readCalibrations(std::vector<AlscCalibration> &calibrations,
@@ -96,9 +95,8 @@ static void readCalibrations(std::vector<AlscCalibration> &calibrations,
 		for (auto &p : params.get_child(name)) {
 			double ct = p.second.get<double>("ct");
 			if (ct <= lastCt)
-				throw std::runtime_error(
-					"Alsc: entries in " + name +
-					" must be in increasing ct order");
+				LOG(RPiAlsc, Fatal)
+					<< "Alsc: entries in " << name << " must be in increasing ct order";
 			AlscCalibration calibration;
 			calibration.ct = lastCt = ct;
 			boost::property_tree::ptree const &table =
@@ -106,17 +104,14 @@ static void readCalibrations(std::vector<AlscCalibration> &calibrations,
 			int num = 0;
 			for (auto it = table.begin(); it != table.end(); it++) {
 				if (num == XY)
-					throw std::runtime_error(
-						"Alsc: too many values for ct " +
-						std::to_string(ct) + " in " +
-						name);
+					LOG(RPiAlsc, Fatal)
+						<< "Alsc: too many values for ct " << ct << " in " << name;
 				calibration.table[num++] =
 					it->second.get_value<double>();
 			}
 			if (num != XY)
-				throw std::runtime_error(
-					"Alsc: too few values for ct " +
-					std::to_string(ct) + " in " + name);
+				LOG(RPiAlsc, Fatal)
+					<< "Alsc: too few values for ct " << ct << " in " << name;
 			calibrations.push_back(calibration);
 			LOG(RPiAlsc, Debug)
 				<< "Read " << name << " calibration for ct " << ct;

src/ipa/raspberrypi/controller/rpi/awb.cpp

@@ -46,18 +46,15 @@ static void readCtCurve(Pwl &ctR, Pwl &ctB,
 		double ct = it->second.get_value<double>();
 		assert(it == params.begin() || ct != ctR.domain().end);
 		if (++it == params.end())
-			throw std::runtime_error(
-				"AwbConfig: incomplete CT curve entry");
+			LOG(RPiAwb, Fatal) << "AwbConfig: incomplete CT curve entry";
 		ctR.append(ct, it->second.get_value<double>());
 		if (++it == params.end())
-			throw std::runtime_error(
-				"AwbConfig: incomplete CT curve entry");
+			LOG(RPiAwb, Fatal) << "AwbConfig: incomplete CT curve entry";
 		ctB.append(ct, it->second.get_value<double>());
 		num++;
 	}
 	if (num < 2)
-		throw std::runtime_error(
-			"AwbConfig: insufficient points in CT curve");
+		LOG(RPiAwb, Fatal) << "AwbConfig: insufficient points in CT curve";
 }
 
 void AwbConfig::read(boost::property_tree::ptree const &params)
@@ -74,12 +71,11 @@ void AwbConfig::read(boost::property_tree::ptree const &params)
 			AwbPrior prior;
 			prior.read(p.second);
 			if (!priors.empty() && prior.lux <= priors.back().lux)
-				throw std::runtime_error("AwbConfig: Prior must be ordered in increasing lux value");
+				LOG(RPiAwb, Fatal) << "AwbConfig: Prior must be ordered in increasing lux value";
 			priors.push_back(prior);
 		}
 		if (priors.empty())
-			throw std::runtime_error(
-				"AwbConfig: no AWB priors configured");
+			LOG(RPiAwb, Fatal) << "AwbConfig: no AWB priors configured";
 	}
 	if (params.get_child_optional("modes")) {
 		for (auto &p : params.get_child("modes")) {
@@ -88,7 +84,7 @@ void AwbConfig::read(boost::property_tree::ptree const &params)
 				defaultMode = &modes[p.first];
 		}
 		if (defaultMode == nullptr)
-			throw std::runtime_error("AwbConfig: no AWB modes configured");
+			LOG(RPiAwb, Fatal) << "AwbConfig: no AWB modes configured";
 	}
 	minPixels = params.get<double>("min_pixels", 16.0);
 	minG = params.get<uint16_t>("min_G", 32);
@@ -98,7 +94,7 @@ void AwbConfig::read(boost::property_tree::ptree const &params)
 	transversePos = params.get<double>("transverse_pos", 0.01);
 	transverseNeg = params.get<double>("transverse_neg", 0.01);
 	if (transversePos <= 0 || transverseNeg <= 0)
-		throw std::runtime_error("AwbConfig: transverse_pos/neg must be > 0");
+		LOG(RPiAwb, Fatal) << "AwbConfig: transverse_pos/neg must be > 0";
 	sensitivityR = params.get<double>("sensitivity_r", 1.0);
 	sensitivityB = params.get<double>("sensitivity_b", 1.0);
 	if (bayes) {

src/ipa/raspberrypi/controller/rpi/ccm.cpp

@@ -45,11 +45,11 @@ void Matrix::read(boost::property_tree::ptree const &params)
 	int n = 0;
 	for (auto it = params.begin(); it != params.end(); it++) {
 		if (n++ == 9)
-			throw std::runtime_error("Ccm: too many values in CCM");
+			LOG(RPiCcm, Fatal) << "Ccm: too many values in CCM";
 		*ptr++ = it->second.get_value<double>();
 	}
 	if (n < 9)
-		throw std::runtime_error("Ccm: too few values in CCM");
+		LOG(RPiCcm, Fatal) << "Ccm: too few values in CCM";
 }
 
 Ccm::Ccm(Controller *controller)
@@ -70,12 +70,11 @@ void Ccm::read(boost::property_tree::ptree const &params)
 		ctCcm.ccm.read(p.second.get_child("ccm"));
 		if (!config_.ccms.empty() &&
 		    ctCcm.ct <= config_.ccms.back().ct)
-			throw std::runtime_error(
-				"Ccm: CCM not in increasing colour temperature order");
+			LOG(RPiCcm, Fatal) << "Ccm: CCM not in increasing colour temperature order";
 		config_.ccms.push_back(std::move(ctCcm));
 	}
 	if (config_.ccms.empty())
-		throw std::runtime_error("Ccm: no CCMs specified");
+		LOG(RPiCcm, Fatal) << "Ccm: no CCMs specified";
 }
 
 void Ccm::setSaturation(double saturation)

src/ipa/raspberrypi/controller/rpi/dpc.cpp

@@ -35,7 +35,7 @@ void Dpc::read(boost::property_tree::ptree const &params)
 {
 	config_.strength = params.get<int>("strength", 1);
 	if (config_.strength < 0 || config_.strength > 2)
-		throw std::runtime_error("Dpc: bad strength value");
+		LOG(RPiDpc, Fatal) << "Dpc: bad strength value";
 }
 
 void Dpc::prepare(Metadata *imageMetadata)

src/ipa/raspberrypi/controller/rpi/geq.cpp

@@ -40,7 +40,7 @@ void Geq::read(boost::property_tree::ptree const &params)
 	config_.offset = params.get<uint16_t>("offset", 0);
 	config_.slope = params.get<double>("slope", 0.0);
 	if (config_.slope < 0.0 || config_.slope >= 1.0)
-		throw std::runtime_error("Geq: bad slope value");
+		LOG(RPiGeq, Fatal) << "Geq: bad slope value";
 	if (params.get_child_optional("strength"))
 		config_.strength.read(params.get_child("strength"));
 }