treewide: Do not use `*NameValueMap` for known values

When the value is known, do not look it up via the control's `NameValueMap`,
instead, just refer to the value directly.

Signed-off-by: Barnabás Pőcze <barnabas.pocze@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

3 files changed, 15 insertions, 13 deletions

diff --git a/src/ipa/libipa/agc_mean_luminance.cpp b/src/ipa/libipa/agc_mean_luminance.cpp
index f617fde8..d37a9b66 100644
--- a/src/ipa/libipa/agc_mean_luminance.cpp
+++ b/src/ipa/libipa/agc_mean_luminance.cpp
@@ -218,8 +218,7 @@ int AgcMeanLuminance::parseConstraintModes(const YamlObject &tuningData)
 		constraintModes_[controls::ConstraintNormal].insert(
 			constraintModes_[controls::ConstraintNormal].begin(),
 			constraint);
-		availableConstraintModes.push_back(
-			AeConstraintModeNameValueMap.at("ConstraintNormal"));
+		availableConstraintModes.push_back(controls::ConstraintNormal);
 	}
 
 	controls_[&controls::AeConstraintMode] = ControlInfo(availableConstraintModes);
@@ -287,7 +286,7 @@ int AgcMeanLuminance::parseExposureModes(const YamlObject &tuningData)
 	 * possible before touching gain.
 	 */
 	if (availableExposureModes.empty()) {
-		int32_t exposureModeId = AeExposureModeNameValueMap.at("ExposureNormal");
+		int32_t exposureModeId = controls::ExposureNormal;
 		std::vector<std::pair<utils::Duration, double>> stages = { };
 
 		std::shared_ptr<ExposureModeHelper> helper =
diff --git a/src/ipa/rkisp1/algorithms/agc.cpp b/src/ipa/rkisp1/algorithms/agc.cpp
index b3ac9400..137a0750 100644
--- a/src/ipa/rkisp1/algorithms/agc.cpp
+++ b/src/ipa/rkisp1/algorithms/agc.cpp
@@ -68,10 +68,9 @@ int Agc::parseMeteringModes(IPAContext &context, const YamlObject &tuningData)
 	if (meteringModes_.empty()) {
 		LOG(RkISP1Agc, Warning)
 			<< "No metering modes read from tuning file; defaulting to matrix";
-		int32_t meteringModeId = controls::AeMeteringModeNameValueMap.at("MeteringMatrix");
 		std::vector<uint8_t> weights(context.hw->numHistogramWeights, 1);
 
-		meteringModes_[meteringModeId] = weights;
+		meteringModes_[controls::MeteringMatrix] = weights;
 	}
 
 	std::vector<ControlValue> meteringModes;
diff --git a/src/libcamera/pipeline/virtual/config_parser.cpp b/src/libcamera/pipeline/virtual/config_parser.cpp
index d9900add..1d3d9ba8 100644
--- a/src/libcamera/pipeline/virtual/config_parser.cpp
+++ b/src/libcamera/pipeline/virtual/config_parser.cpp
@@ -233,17 +233,21 @@ int ConfigParser::parseFrameGenerator(const YamlObject &cameraConfigData, Virtua
 
 int ConfigParser::parseLocation(const YamlObject &cameraConfigData, VirtualCameraData *data)
 {
-	std::string location = cameraConfigData["location"].get<std::string>("CameraLocationFront");
-
 	/* Default value is properties::CameraLocationFront */
-	auto it = properties::LocationNameValueMap.find(location);
-	if (it == properties::LocationNameValueMap.end()) {
-		LOG(Virtual, Error)
-			<< "location: " << location << " is not supported";
-		return -EINVAL;
+	int32_t location = properties::CameraLocationFront;
+
+	if (auto l = cameraConfigData["location"].get<std::string>()) {
+		auto it = properties::LocationNameValueMap.find(*l);
+		if (it == properties::LocationNameValueMap.end()) {
+			LOG(Virtual, Error)
+				<< "location: " << *l << " is not supported";
+			return -EINVAL;
+		}
+
+		location = it->second;
 	}
 
-	data->properties_.set(properties::Location, it->second);
+	data->properties_.set(properties::Location, location);
 
 	return 0;
 }