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标题: CAM-8MS1M分辨率问题 [打印本页]

作者: 热心市民小左 时间: 2023-4-20 10:17
标题: CAM-8MS1M分辨率问题
开发板使用最新固件，未进行修改，使用购买的8M摄像头，但使用v4l2-ctrl查看支持的分辨率最大只能到1920*1080，请问如何输出8M图像？此外，为什么/dev/video*节点从video0-video11这么多，哪一个对应着摄像头？

root@firefly:~# v4l2-ctl -d /dev/video0 --list-formats-ext
ioctl: VIDIOC_ENUM_FMT
      Type: Video Capture Multiplanar

      [0]: 'NV16' (Y/CbCr 4:2:2)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [1]: 'NV61' (Y/CrCb 4:2:2)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [2]: 'NV12' (Y/CbCr 4:2:0)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [3]: 'NV21' (Y/CrCb 4:2:0)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [4]: 'YUYV' (YUYV 4:2:2)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [5]: 'YVYU' (YVYU 4:2:2)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [6]: 'UYVY' (UYVY 4:2:2)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [7]: 'VYUY' (VYUY 4:2:2)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [8]: 'RGB3' (24-bit RGB 8-8-8)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [9]: 'BGR3' (24-bit BGR 8-8-8)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [10]: 'RGBP' (16-bit RGB 5-6-5)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [11]: 'BGRH' (18-bit BGRX 6-6-6-14)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [12]: 'RGGB' (8-bit Bayer RGRG/GBGB)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [13]: 'GRBG' (8-bit Bayer GRGR/BGBG)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [14]: 'GBRG' (8-bit Bayer GBGB/RGRG)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [15]: 'BA81' (8-bit Bayer BGBG/GRGR)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [16]: 'RG10' (10-bit Bayer RGRG/GBGB)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [17]: 'BA10' (10-bit Bayer GRGR/BGBG)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [18]: 'GB10' (10-bit Bayer GBGB/RGRG)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [19]: 'BG10' (10-bit Bayer BGBG/GRGR)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [20]: 'RG12' (12-bit Bayer RGRG/GBGB)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [21]: 'BA12' (12-bit Bayer GRGR/BGBG)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [22]: 'GB12' (12-bit Bayer GBGB/RGRG)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [23]: 'BG12' (12-bit Bayer BGBG/GRGR)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [24]: 'BYR2' (16-bit Bayer BGBG/GRGR)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [25]: 'GB16' (16-bit Bayer GBGB/RGRG)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [26]: 'GR16' (16-bit Bayer GRGR/BGBG)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [27]: 'RG16' (16-bit Bayer RGRG/GBGB)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [28]: 'Y16 ' (16-bit Greyscale)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [29]: 'GREY' (8-bit Greyscale)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [30]: 'EBD8' (Embedded data 8-bit)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [31]: 'SPD6' (Shield pix data 16-bit)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [32]: 'Y12 ' (12-bit Greyscale)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8
      [33]: 'Y10 ' (10-bit Greyscale)
            Size: Stepwise 64x64 - 1920x1080 with step 8/8

root@firefly:~# ls /dev/video*
/dev/video0 /dev/video11  /dev/video4  /dev/video7  /dev/video-dec0
/dev/video1 /dev/video2 /dev/video5  /dev/video8  /dev/video-enc0
/dev/video10  /dev/video3 /dev/video6  /dev/video9

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作者: aiterich 时间: 2023-4-28 17:00
楼主这个问题解决了吗？我也是刚刚接触这个板子有同样问题，如果解决了还请说一下谢谢！

作者: 大圣 时间: 2023-5-10 08:47
官方就是忽悠

作者: wx__XQYQQ0 时间: 2023-9-26 09:33
v4l2 取rgb 帧率上限是多少？

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