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    SOLVED MV-MIPI-SC130m 检测不到摄像头

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      -LLL @-LLL last edited by

      @lll 我调整了镜头位置 现在可以正常成像了 我再想问一下 如果想用代码调用要怎么操作 python或者c++都可以

      veye_xumm 1 Reply Last reply Reply Quote 0
      • veye_xumm
        veye_xumm @-LLL last edited by

        @lll 你可以参考一下part8

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          -LLL @veye_xumm last edited by

          @veye_xumm 我需要6个摄像头同步拍摄 请问这个要怎么操作

          veye_xumm 1 Reply Last reply Reply Quote 0
          • veye_xumm
            veye_xumm @-LLL last edited by

            @lll
            摄像机支持外触发模式,用同一个外触发信号触发6个相机。
            然后写程序从/dev/video0到/dev/video5取图。

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              -LLL @veye_xumm last edited by

              @veye_xumm 外触发需要做

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                -LLL @veye_xumm last edited by

                @veye_xumm 请问外触发信号是通过什么装置发送

                veye_xumm 1 Reply Last reply Reply Quote 0
                • veye_xumm
                  veye_xumm @-LLL last edited by

                  @lll 请参考7.4.3

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                    -LLL @veye_xumm last edited by

                    @veye_xumm 88e5bb6b-d156-4d0f-9915-45f52e36a1fb-image.png我现在接线是这样 请问GPIO的接线是接到哪个针口

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                    • veye_xumm
                      veye_xumm @-LLL last edited by

                      @lll dd1c4383-62c9-440b-a1c7-7ceb3dd99177-image.png

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                        -LLL @veye_xumm last edited by

                        @veye_xumm 我的j19跟图里的不一样

                        veye_xumm 1 Reply Last reply Reply Quote 0
                        • veye_xumm
                          veye_xumm @-LLL last edited by

                          @lll 应该把J19上的备用短路子都拆下来。按照我的发给你的图操作。短路子可能少几个,你得再找几个或者用杜邦线短接一下J7的短路子。

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                            -LLL last edited by

                            9acb0409-bd12-4f19-b1bc-30ba798f831c-image.png 46bfa870-3b0b-4d47-a939-3f183e3e77c7-image.png 您好 同步调用6摄像头的话是整合这两个代码吗

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                            • veye_xumm
                              veye_xumm @-LLL last edited by

                              @lll 左边的是输出触发信号,右边的是取图并显示。
                              这只是非常非常简单的demo,你需要根据自己的业务功能去设计你的程序。

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                                -LLL @veye_xumm last edited by

                                您好 我想找一下调用摄像头进行拍图抓图存图的python代码 请问在哪里

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                                  -LLL last edited by

                                  您好 多个摄像头拍照的同步性是不是跟我写得代码有关

                                  veye_xumm 1 Reply Last reply Reply Quote 0
                                  • H
                                    hxm @-LLL last edited by

                                    @lll 麻烦问一下 您解决了吗 我也要做和你差不多的

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                                    • veye_xumm
                                      veye_xumm @-LLL last edited by

                                      @lll 多个相机采用同一个触发信号的话,硬件层面上就保证了【拍摄】时刻的同步性。至于你的软件获取数据,只要正确获取,且没有过大的延时,不会影响同步性。

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                                        -LLL @veye_xumm last edited by

                                        @veye_xumm我使用了python的多进程通过opencv来抓图 对于运动目标的话 有时候会出现不对齐的情况

                                        veye_xumm 1 Reply Last reply Reply Quote 0
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                                          -LLL @hxm last edited by

                                          @hxm 请问是什么问题 同步拍摄吗

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                                          • veye_xumm
                                            veye_xumm @-LLL last edited by

                                            @lll

                                            @lll said in MV-MIPI-SC130m 检测不到摄像头:

                                            我使用了python的多进程通过opencv来抓图 对于运动目标的话 有时候会出现不对齐的情况

                                            请问你这个情况是错帧吗?比如camera1的第N帧和camera2的第N+1帧不对齐?

                                            Jetson系统应该是提供了接收到一帧数据的时候的时间戳的,你可以到英伟达的资料库找一下,能不能把这个时间戳用起来。

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