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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2022-11-20 19:20:30 +0200
committerJacopo Mondi <jacopo@jmondi.org>2022-11-21 14:54:43 +0100
commit47c53f8084ed9e6e40cd2f8f74415472ccccef9c (patch)
tree0850951720468910bf18d5b43de1fbc79954706a /src
parentf8e998a4c19e66b6a9ba5dc864ac6f6556c87937 (diff)
pipeline: imx8-isi: Set SensorTimestamp metadata
Report the sensor timestamp in metadata. Use the timestamp from the first buffer. Accuracy could be improved by using the frame start event from the CSI-2 receiver, but the kernel driver doesn't support it yet. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Diffstat (limited to 'src')
-rw-r--r--src/libcamera/pipeline/imx8-isi/imx8-isi.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/libcamera/pipeline/imx8-isi/imx8-isi.cpp b/src/libcamera/pipeline/imx8-isi/imx8-isi.cpp
index a3dfd3fc..e51457eb 100644
--- a/src/libcamera/pipeline/imx8-isi/imx8-isi.cpp
+++ b/src/libcamera/pipeline/imx8-isi/imx8-isi.cpp
@@ -994,6 +994,12 @@ void PipelineHandlerISI::bufferReady(FrameBuffer *buffer)
{
Request *request = buffer->request();
+ /* Record the sensor's timestamp in the request metadata. */
+ ControlList &metadata = request->metadata();
+ if (!metadata.contains(controls::SensorTimestamp.id()))
+ metadata.set(controls::SensorTimestamp,
+ buffer->metadata().timestamp);
+
completeBuffer(request, buffer);
if (request->hasPendingBuffers())
return;