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products:sbc:vim4:add-ons:new-vim4-mipi-camera

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products:sbc:vim4:add-ons:new-vim4-mipi-camera [2023/09/24 21:34]
nick 		products:sbc:vim4:add-ons:new-vim4-mipi-camera [2024/05/07 22:23]
ivan [Get Frames via Mediactl API]
Line 31: Line 31:
 ``` ```
  
-Enable ''IMX415'': [[gh>/khadas/khadas-linux-kernel-dt-overlays/blob/main/overlays/vim4/5.4/vim4n-os08a10.dts]]+Enable ''IMX415'': [[gh>/khadas/khadas-linux-kernel-dt-overlays/blob/main/overlays/vim4/5.4/vim4n-imx415.dts]]
 ``` ```
 $ cat /boot/dtb/amlogic/kvim4.dtb.overlay.env  $ cat /boot/dtb/amlogic/kvim4.dtb.overlay.env 
Line 42: Line 42:
  
 The video node is ''/dev/media0''. The video node is ''/dev/media0''.
 +
 +==== Record video via gstreamer ====
 +
 +<WRAP important >
 +Only for 5.15 kernel.
 +</WRAP>
 +
 +
 +Record video and perform ''H264'' encoding:
 +
 +```shell
 +gst-launch-1.0 v4l2src device=/dev/media0  io-mode=mmap num-buffers=300 ! video/x-raw,format=NV21,width=1920,height=1080,framerate=30/1 ! amlvenc bitrate=8000 ! h264parse ! qtmux ! filesink location=test-h264.mp4
 +
 +```
 +
 +Record video and perform ''H265'' encoding:
 +
 +
 +```shell
 +gst-launch-1.0 v4l2src device=/dev/media0  io-mode=mmap num-buffers=300 ! video/x-raw,format=NV21,width=1920,height=1080,framerate=30/1 ! amlvenc bitrate=8000 ! h265parse ! qtmux ! filesink location=test-h265.mp4
 +
 +```
  
 ==== Get Frames via Mediactl API ==== ==== Get Frames via Mediactl API ====
Line 87: Line 109:
  
 ```shell ```shell
-$ ffplay -f rawvideo -pixel_format nv21 -video_size 3840x2160 /tmp/dst_mif_0.yuv +$ ffplay -f rawvideo -pixel_format nv12 -video_size 3840x2160 /tmp/dst_mif_0.yuv
-``` +
- +
-==== Record video via gstreamer ==== +
- +
-<WRAP important > +
-Only for 5.15 kernel. +
-</WRAP> +
- +
- +
-Record video and perform ''H264'' encoding: +
- +
-```shell +
-gst-launch-1.0 v4l2src device=/dev/media0  io-mode=mmap num-buffers=300 ! video/x-raw,format=NV21,width=3840,height=2160,framerate=30/1 ! amlvenc bitrate=8000 ! h264parse ! qtmux ! filesink location=test-h264.mp4 +
- +
-``` +
- +
-Record video and perform ''H265'' encoding: +
- +
- +
-```shell +
-gst-launch-1.0 v4l2src device=/dev/media0  io-mode=mmap num-buffers=300 ! video/x-raw,format=NV21,width=3840,height=2160,framerate=30/1 ! amlvenc bitrate=8000 ! h265parse ! qtmux ! filesink location=test-h265.mp4 +
 ``` ```
  
Last modified: 2024/05/18 03:13 by nick

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