diff --git a/src/ipa/rkisp1/algorithms/cproc.cpp b/src/ipa/rkisp1/algorithms/cproc.cpp
index d1fff6990d37..9213ee49b374 100644
--- a/src/ipa/rkisp1/algorithms/cproc.cpp
+++ b/src/ipa/rkisp1/algorithms/cproc.cpp
@@ -44,11 +44,21 @@ int convertBrightness(const float v)
 	return std::clamp<int>(std::lround(v * 128), -128, 127);
 }
 
+float convertBrightness(const int v)
+{
+	return static_cast<float>(v) / 128.0f;
+}
+
 int convertContrastOrSaturation(const float v)
 {
 	return std::clamp<int>(std::lround(v * 128), 0, 255);
 }
 
+float convertContrastOrSaturation(const int v)
+{
+	return static_cast<float>(v) / 128.0f;
+}
+
 } /* namespace */
 
 /**
@@ -153,6 +163,18 @@ void ColorProcessing::prepare([[maybe_unused]] IPAContext &context,
 	config->sat = frameContext.cproc.saturation;
 }
 
+/**
+ * \copydoc libcamera::ipa::Algorithm::process
+ */
+void ColorProcessing::process([[maybe_unused]] IPAContext &context, [[maybe_unused]] const uint32_t frame,
+			      IPAFrameContext &frameContext, [[maybe_unused]] const rkisp1_stat_buffer *stats,
+			      ControlList &metadata)
+{
+	metadata.set(controls::Brightness, convertBrightness(frameContext.cproc.brightness));
+	metadata.set(controls::Contrast, convertContrastOrSaturation(frameContext.cproc.contrast));
+	metadata.set(controls::Saturation, convertContrastOrSaturation(frameContext.cproc.saturation));
+}
+
 REGISTER_IPA_ALGORITHM(ColorProcessing, "ColorProcessing")
 
 } /* namespace ipa::rkisp1::algorithms */
diff --git a/src/ipa/rkisp1/algorithms/cproc.h b/src/ipa/rkisp1/algorithms/cproc.h
index fd38fd17e8bb..9b589ebd4ad7 100644
--- a/src/ipa/rkisp1/algorithms/cproc.h
+++ b/src/ipa/rkisp1/algorithms/cproc.h
@@ -30,6 +30,10 @@ public:
 	void prepare(IPAContext &context, const uint32_t frame,
 		     IPAFrameContext &frameContext,
 		     RkISP1Params *params) override;
+	void process(IPAContext &context, const uint32_t frame,
+		     IPAFrameContext &frameContext,
+		     const rkisp1_stat_buffer *stats,
+		     ControlList &metadata) override;
 };
 
 } /* namespace ipa::rkisp1::algorithms */