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标题: TB-RV1126Ds 打开不了UVC camera [打印本页]

作者: lwj23947 时间: 4 天前
标题: TB-RV1126Ds 打开不了UVC camera
uname  -a
Linux debian10.toybrick 4.19.172 #130 SMP PREEMPT Wed Jun 16 19:25:46 CST 2021 armv7l GNU/Linux

创建方法
1, 修改 /usr/share/json/RV1126/sys/usb.json，
"config":"uvc",

重启设备，
PC已发现 UVC Camera

2.  运行 uvc-app 680 480
日志如下：
sudo ./uvc_app 640 480
[uvc_app][main]:VERSION:SDK V1.35 Nov  4 2024 08:33:24 media_set:0x0
[uvc_app][main]:size:460800[uvc_app][check_uvc_video_id]:found uvc video port.
[uvc_app][query_uvc_streaming_intf]:uvc_streaming_intf = 1
[uvc_app][query_uvc_streaming_maxpacket]:uvc_streaming_maxpacket = 1024
[uvc_app][uvc_video_id_add]:add uvc video id: 25
[uvc_app][uvc_gadget_main]:uvc_gadget_main io_method=2
[uvc_app][uvc_open]:uvc device is dwc3-gadget on bus gadget
[uvc_app][uvc_open]:uvc open succeeded, file descriptor = 8
[uvc_app][uvc_fill_streaming_control]:+++++++++dwMaxPayloadTransferSize:1024[uvc_app][uvc_fill_streaming_control]:+++++++++dwMaxPayloadTransferSize:1024

PC：
用 PotPlayer打开摄像头提示：该媒体无法播放
用XUDedebuger查询，提示：获取CS长度失败，错误码 0x80070490

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