无法在ROS动力学上运行uvc相机

问题描述

我想在ROS动力学上运行uvc_camera，但是遇到错误“ uvc_start_streaming：无效模式（-51）”

我的相机参数：

    <input type="password" id="byLast" class="bump25" autocomplete="new-password" onclick="this.type='text'" /> )

启动文件：

ioctl: VIDIOC_ENUM_FMT
Index       : 0
Type        : Video Capture
Pixel Format: 'YUYV'
Name        : YUYV 4:2:2
    Size: Discrete 1280x720
        Interval: Discrete 0.017s (60.000 fps)
        Interval: Discrete 0.033s (30.000 fps)
    Size: Discrete 2560x720
        Interval: Discrete 0.017s (60.000 fps)
        Interval: Discrete 0.033s (30.000 fps)
    Size: Discrete 2560x960
        Interval: Discrete 0.033s (30.000 fps)
    Size: Discrete 1280x480
        Interval: Discrete 0.011s (90.000 fps)
        Interval: Discrete 0.017s (60.000 fps)
        Interval: Discrete 0.033s (30.000 fps)
    Size: Discrete 640x480
        Interval: Discrete 0.011s (90.000 fps)
        Interval: Discrete 0.017s (60.000 fps)
        Interval: Discrete 0.033s (30.000 fps)

Index       : 1
Type        : Video Capture
Pixel Format: 'MJPG' (compressed)
Name        : Motion-JPEG
    Size: Discrete 1280x720
        Interval: Discrete 0.017s (60.000 fps)
        Interval: Discrete 0.033s (30.000 fps)
    Size: Discrete 2560x720
        Interval: Discrete 0.017s (60.000 fps)
        Interval: Discrete 0.033s (30.000 fps)
    Size: Discrete 2560x960
        Interval: Discrete 0.033s (30.000 fps)

启动时的消息：

<launch>
  <group ns="camera">
  <node pkg="libuvc_camera" type="camera_node" name="mycam">
  <!-- Parameters used to find the camera -->
  <param name="vendor" value="0x0211"/>
  <param name="product" value="0x5838"/>
  <param name="serial" value=""/>
  <!-- If the above parameters aren't unique,choose the first match: -->
  <param name="index" value="0"/>

  <!-- Image size and type -->
  <param name="width" value="2560"/>
  <param name="height" value="960"/>
  <!-- choose whichever uncompressed format the camera supports: -->
  <param name="video_mode" value="mjpeg"/> <!-- or uncompressed/yuyv/nv12/mjpeg -->
  <param name="frame_rate" value="30"/>

  <param name="timestamp_method" value="start"/> <!-- start of frame -->
  <param name="camera_info_url" value="file:///tmp/cam.yaml"/>

  <param name="brightness" value="50" />

  <param name="auto_exposure" value="3"/> <!-- use aperture_priority auto exposure -->
  <param name="auto_white_balance" value="true"/>
  </node>
  </group>
 </launch>

error

我知道大多数问题都在“图像大小和类型”方面，但是我对此非常重视。

我正在网上搜索很长时间。但是没用。请提供帮助或尝试提供一些实现方法的建议。

解决方法

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