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    SOLVED sc132相机黑屏

    VEYE MIPI camera
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    • veye_xumm
      veye_xumm @zjutony last edited by

      @zjutony
      你好,132并不支持那么大的分辨率,所以是无法要求它出1080p图的。

      Z 1 Reply Last reply Reply Quote 0
      • Z
        zjutony @veye_xumm last edited by

        @veye_xumm 是,我知道他不支持,但是我另外也是同款相机,他出来的图片的结果是一半有图,另外一半是绿色的,讲道理分辨率达不到他是不是应该也是部分有图,部分是绿色,但是现在的结果是全部都是黑屏,然后我改小了分辨率,改成1920 720,这个依然是全部黑屏

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

          @zjutony
          http://wiki.veye.cc/index.php/CS-MIPI-SC132_Data_Sheet/zh
          c95ac5d8-b792-41c7-b046-72cf4ca7fb96-image.png
          只有这几种模式。
          试试这个

          gst-launch-1.0 nvv4l2camerasrc ! "video/x-raw(memory:NVMM),format=(string)UYVY, width=(int)1280, height=(int)1080, framerate=(fraction)45/1" ! nvvidconv ! "video/x-raw(memory:NVMM),format=(string)I420" ! nvoverlaysink sync=false
          
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          • Z
            zjutony @veye_xumm last edited by

            @veye_xumm 我按照那个命令输入进去,然后终端反馈的结果如下
            3a595dee-bccb-40a5-8f8b-e5259ef86c8d-image.png
            屏幕闪现了一下绿色的图案就没了,然后我重新执行这个命令就出现了黑屏
            47a4a982-ccee-4a46-9e95-c5fdf11bb495-image.png
            什么显示也没有

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

              @zjutony 摄像头上面装镜头来吗

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              • Z
                zjutony @veye_xumm last edited by

                @veye_xumm 有

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                • Z
                  zjutony @zjutony last edited by

                  @zjutony 就我还有另外几个同款相机都是读取正常的,就这个相机不太正常,不知道这样子是不是硬件坏了

                  veye_xumm 2 Replies Last reply Reply Quote 0
                  • veye_xumm
                    veye_xumm @zjutony last edited by

                    @zjutony
                    可以看看这个相机取流的时候,dmesg有没有什么异常的错误。

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                    • veye_xumm
                      veye_xumm @zjutony last edited by

                      @zjutony
                      观察一下排线连接,是否有松动,或者插接不严密,或者一侧高一侧低的现象。

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                      • Z
                        zjutony @veye_xumm last edited by

                        @veye_xumm 我用gst-launch-1.0命令取流的时候,显示的图片如图474c6c0c-3056-4131-9fee-89e645d2654c-image.png ,然后dmesg消息格式如下
                        34227d73-c664-4d9b-980b-1ea81a3dcd84-image.png
                        并且运行一次读取流的命令以后,卡在上述的绿屏的界面,我ctrl +c 退出以后,再次运行命令的时候,就会卡在Setting pipeline to paused ...的界面,没法继续读取了

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

                          @zjutony
                          dmesg不要grep,直接dmesg,看看最新一些提示信息

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                          • Z
                            zjutony @veye_xumm last edited by

                            @veye_xumm 黑屏的时候是dmesg是这个样子
                            8ffcfe6e-0547-47b9-a36e-c79dd7e5627f-image.png
                            66a2a2d4-bccd-4775-af47-0d1915588dda-image.png

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

                              @zjutony
                              感觉有两种可能,

                              1. 硬件连接有点问题。 请检查一下硬件连接。但是实际上i2c可以detect到,应该也没有全不好。
                              2. 你可以试试更换一下fpc线。
                              3. 如果以上两条都不行。尝试软件恢复一下默认值。 sysrest命令。
                              Z 1 Reply Last reply Reply Quote 0
                              • Z
                                zjutony @veye_xumm last edited by

                                @veye_xumm 重新插拔了下线,目前已经能正常读到,看来应该是线没有接好

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