Camera board • Re: gst libcamerasrc v4l2 loop back flip issue

We are using the following pipeline, and we are encountering the error shown below:

gst-launch-1.0 libcamerasrc camera-name="/base/axi/pcie@120000/rp1/i2c@88000/imx477@1a" ! videoconvert ! videoflip video-direction=5 ! videoconvert ! v4l2sink device=/dev/video10


Setting pipeline to PAUSED ...
[1:37:51.907737467] [49664] INFO Camera camera_manager.cpp:313 libcamera v0.3.0+65-6ddd79b5
[1:37:51.917490008] [49665] INFO RPI pisp.cpp:695 libpisp version v1.0.6 b567f0455680 22-07-2024 (16:52:50)
[1:37:51.930318717] [49665] INFO RPI pisp.cpp:1154 Registered camera /base/axi/pcie@120000/rp1/i2c@88000/imx477@1a to CFE device /dev/media0 and ISP device /dev/media2 using PiSP variant BCM2712_C0
Pipeline is live and does not need PREROLL ...
Pipeline is PREROLLED ...
Setting pipeline to PLAYING ...
New clock: GstSystemClock
[1:37:51.981353720] [49668] INFO Camera camera.cpp:1183 configuring streams: (0) 1280x1080-YUYV
[1:37:51.981538849] [49665] INFO RPI pisp.cpp:1450 Sensor: /base/axi/pcie@120000/rp1/i2c@88000/imx477@1a - Selected sensor format: 2028x1520-SBGGR12_1X12 - Selected CFE format: 2028x1520-PC1B
[1:37:52.599968053] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.633284290] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.666604729] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.699918632] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.733293497] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.766581696] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.799918080] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.833242482] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.866623051] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
Redistribute latency...
WARNING: from element /GstPipeline:pipeline0/GstV4l2Sink:v4l2sink0: Pipeline construction is invalid, please add queues.
Additional debug info:
../libs/gst/base/gstbasesink.c(1249): gst_base_sink_query_latency (): /GstPipeline:pipeline0/GstV4l2Sink:v4l2sink0:
Not enough buffering available for the processing deadline of 0:00:00.015000000, add enough queues to buffer 0:00:00.015000000 additional data. Shortening processing latency to 0:00:00.000000000.
WARNING: from element /GstPipeline:pipeline0/GstV4l2Sink:v4l2sink0: Pipeline construction is invalid, please add queues.
Additional debug info:
../libs/gst/base/gstbasesink.c(1249): gst_base_sink_query_latency (): /GstPipeline:pipeline0/GstV4l2Sink:v4l2sink0:
Not enough buffering available for the processing deadline of 0:00:00.015000000, add enough queues to buffer 0:00:00.015000000 additional data. Shortening processing latency to 0:00:00.000000000.
[1:37:52.899965546] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.933399837] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.966547628] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:52.999879642] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
[1:37:53.033104285] [49670] ERROR IPARPI cam_helper.cpp:225 Embedded data buffer parsing failed
ERROR: from element /GstPipeline:pipeline0/GstLibcameraSrc:libcamerasrc0: Internal data stream error.
Additional debug info:
../src/gstreamer/gstlibcamerasrc.cpp(345): processRequest (): /GstPipeline:pipeline0/GstLibcameraSrc:libcamerasrc0:
streaming stopped, reason error (-5)
Execution ended after 0:00:01.113774479
Setting pipeline to NULL ...

Statistics: Posted by jana007 — Mon Jun 09, 2025 6:40 am

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