[libcamera-devel] [PATCH 03/11] Adds rkisp1 metadata required for the Android HAL to use it.

[nicholas at rothemail.net]

From: Nicholas Roth <nicholas at rothemail.net>

---
 src/ipa/rkisp1/rkisp1.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/ipa/rkisp1/rkisp1.cpp b/src/ipa/rkisp1/rkisp1.cpp
index ba3c547e..c536852c 100644
--- a/src/ipa/rkisp1/rkisp1.cpp
+++ b/src/ipa/rkisp1/rkisp1.cpp
@@ -100,6 +100,13 @@ const ControlInfoMap::Map rkisp1Controls{
 	{ &controls::Contrast, ControlInfo(0.0f, 1.993f) },
 	{ &controls::Saturation, ControlInfo(0.0f, 1.993f) },
 	{ &controls::Sharpness, ControlInfo(0.0f, 10.0f, 1.0f) },
+	/* libcamera requires a fixed value for minimum frame duration,
+	 * but this depends on the frame size and the rkisp1 device datasheets
+	 * measure this in pixels per second. Neither the datasheets nor the driver
+	 * specify a maximum. The minimum below is for 1920x1920. The maximum
+	 * corresponds to two seconds. */
+	{ &controls::FrameDurationLimits, ControlInfo(48505, 2000000) },
+	{ &controls::draft::MaxLatency, ControlInfo(0) },
 	{ &controls::draft::NoiseReductionMode, ControlInfo(controls::draft::NoiseReductionModeValues) },
 };
 
-- 
2.34.1