[libcamera-devel] [PATCH v2 2/4] ipu3: ipa: Report effective sensor controls with stastistics to IPA

[Han-Lin Chen]

The Intel close sourced IPA requires the effective controls applied to
the sensor when the stastistics are generated. Report effective sensor controls
with the stastistics to IPA.

Signed-off-by: Han-Lin Chen <hanlinchen at chromium.org>
---
 src/libcamera/pipeline/ipu3/frames.h | 3 +++
 src/libcamera/pipeline/ipu3/ipu3.cpp | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/src/libcamera/pipeline/ipu3/frames.h b/src/libcamera/pipeline/ipu3/frames.h
index 3ef7e445..a897e307 100644
--- a/src/libcamera/pipeline/ipu3/frames.h
+++ b/src/libcamera/pipeline/ipu3/frames.h
@@ -12,6 +12,7 @@
 #include <queue>
 #include <vector>
 
+#include <libcamera/controls.h>
 #include <libcamera/base/signal.h>
 
 namespace libcamera {
@@ -34,6 +35,8 @@ public:
 		FrameBuffer *paramBuffer;
 		FrameBuffer *statBuffer;
 
+		ControlList effectiveSensorControls;
+
 		bool paramDequeued;
 		bool metadataProcessed;
 	};
diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp
index 8816efc5..6a7f5b9a 100644
--- a/src/libcamera/pipeline/ipu3/ipu3.cpp
+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp
@@ -667,6 +667,8 @@ int PipelineHandlerIPU3::configure(Camera *camera, CameraConfiguration *c)
 		return ret;
 	}
 
+	data->delayedCtrls_->reset();
+
 	return updateControls(data);
 }
 
@@ -1363,6 +1365,8 @@ void IPU3CameraData::cio2BufferReady(FrameBuffer *buffer)
 	request->metadata().set(controls::SensorTimestamp,
 				buffer->metadata().timestamp);
 
+	info->effectiveSensorControls = delayedCtrls_->get(buffer->metadata().sequence);
+
 	if (request->findBuffer(&rawStream_))
 		pipe()->completeBuffer(request, buffer);
 
@@ -1419,6 +1423,7 @@ void IPU3CameraData::statBufferReady(FrameBuffer *buffer)
 	ev.frame = info->id;
 	ev.bufferId = info->statBuffer->cookie();
 	ev.frameTimestamp = request->metadata().get(controls::SensorTimestamp);
+	ev.sensorControls = info->effectiveSensorControls;
 	ipa_->processEvent(ev);
 }
 
-- 
2.33.1.1089.g2158813163f-goog