SPRADH2 February   2024 AM62A3 , AM62A3-Q1 , AM62A7 , AM62A7-Q1 , AM62P , AM62P-Q1 , DS90UB953A-Q1 , DS90UB960-Q1 , TDES960 , TSER953

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2Connecting Multiple CSI-2 Cameras to the SoC
    1. 2.1 CSI-2 Aggregator Using SerDes
    2. 2.2 CSI-2 Aggregator without Using SerDes
  6. 3Enabling Multiple Cameras in Software
    1. 3.1 Camera Subsystem Software Architecture
    2. 3.2 Image Pipeline Software Architecture
  7. 4Reference Design
    1. 4.1 Supported Cameras
    2. 4.2 Setting up Four IMX219 Cameras
    3. 4.3 Configuring Cameras and CSI-2 RX Interface
    4. 4.4 Streaming from Four Cameras
      1. 4.4.1 Streaming Camera Data to Display
      2. 4.4.2 Streaming Camera Data through Ethernet
      3. 4.4.3 Storing Camera Data to Files
    5. 4.5 Multicamera Deep Learning Inference
      1. 4.5.1 Model Selection
      2. 4.5.2 Pipeline Setup
  8. 5Performance Analysis
  9. 6Summary
  10. 7References

4.4.3 Storing Camera Data to Files

Instead of streaming to a display or through a network, the camera data can be stored to local files. The pipeline below stores each camera’s data to a file (using two cameras as an example for simplicity).

gst-launch-1.0 \
v4l2src device=/dev/video2 io-mode=5 ! video/x-bayer,width=1920,height=1080,framerate=30/1,format=bggr ! queue leaky=2 ! \
tiovxisp sensor-name=SENSOR_SONY_IMX219_RPI dcc-isp-file=/opt/imaging/imx219/dcc_viss_1920x1080.bin \
sink_0::dcc-2a-file=/opt/imaging/imx219/dcc_2a_1920x1080.bin sink_0::device=/dev/v4l-subdev9 ! queue ! \
video/x-raw,format=NV12,width=1920,height=1080,framerate=30/1 ! v4l2h264enc ! filesink location=cam-cap-1.mp4 \
v4l2src device=/dev/video3 io-mode=5 ! video/x-bayer,width=1920,height=1080,framerate=30/1,format=bggr ! queue leaky=2 ! \
tiovxisp sensor-name=SENSOR_SONY_IMX219_RPI dcc-isp-file=/opt/imaging/imx219/dcc_viss_1920x1080.bin \
sink_0::dcc-2a-file=/opt/imaging/imx219/dcc_2a_1920x1080.bin sink_0::device=/dev/v4l-subdev5 ! queue ! \
video/x-raw,format=NV12,width=1920,height=1080,framerate=30/1 ! v4l2h264enc !  filesink location=cam-cap-2.mp4