libcamera: software_isp: Add control to disable statistic collection

Signed-off-by: Vasiliy Doylov <nekocwd@mainlining.org>

include/libcamera/internal/software_isp/debayer_params.h

@@ -49,6 +49,15 @@ struct DebayerParams {
 	CcmLookupTable greenCcm;
 	CcmLookupTable blueCcm;
 	LookupTable gammaLut;
+
+	/*
+	 * Statistic controls
+	 *
+	 * Statistic collecting are very slow. We can disable it for some actions like
+	 * video capture or streaming.
+	 * TODO: Add statistic window control
+	 */
+	bool collect_stats;
 };
 
 } /* namespace libcamera */