这是使用ffmpeg库打开时的日志信息 [video4linux2,v4l2 @ 0x4400518c00] fd:19 capabilities:84201000 [video4linux2,v4l2 @ 0x4400518c00] Not a video capture device. 06:21:12 097 "标识[TEAFAR] 打开出错 -> 错误: 没有那个设备 地址: /dev/video11" 这是使用命令获取的驱动信息 v4l2-ctl -d /dev/video11 -V -D Driver Info: Driver name : rk_hdmirx Card type : rk_hdmirx Bus info : fdee0000.hdmirx-controller Driver version : 5.10.160 Capabilities : 0x84201000 Video Capture Multiplanar Streaming Extended Pix Format Device Capabilities Device Caps : 0x04201000 Video Capture Multiplanar Streaming Extended Pix Format Format Video Capture Multiplanar: Width/Height : 1920/1080 Pixel Format : 'BGR3' (24-bit BGR 8-8-8) Field : None Number of planes : 1 Flags : premultiplied-alpha, 0x000000fe Colorspace : sRGB Transfer Function : Unknown (0x000000b8) YCbCr/HSV Encoding: Unknown (0x000000ff) Quantization : Full Range Plane 0 : Bytes per Line : 5760 Size Image : 6220800 |
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