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    SOLVED 相机采集图像阻塞

    VEYE MIPI camera
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    • L
      lin @veye_xumm last edited by

      @veye_xumm 设备树OK3588-C-Camera.txt 拓扑图已经生成了拓扑图.txt ,哪里可能会导致阻塞呀?

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

        @lin
        看你的拓扑图:

        - entity 48: m00_b_mvcam 7-003b (1 pad, 1 link)
                     type V4L2 subdev subtype Sensor flags 0
                     device node name /dev/v4l-subdev2
                pad0: Source
                        [fmt:Y8_1X8/1920x1200@100/6000 field:none]
                        -> "rockchip-csi2-dphy1":0 [ENABLED]
        

        你这边设定i2c-7接口配套的mipi硬件接口是:csi2-dphy1
        真的是这样的吗?

        我给你的我们调过的那个dts,用的可是csi2-dphy0啊!

        baf36233-e256-4ca2-b12d-b5c3fd93661a-image.png

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          lin @veye_xumm last edited by

          @veye_xumm said in 相机采集图像阻塞:

          i2c-7接口配套的mipi硬件接口

          硬件接口是这样的,39bbed92-b702-4ddd-b2d1-67653a8fcf90-企业微信截图_17177212345917.png
          我将接口节点换成csi2-dphy0也还是无法采集到图像数据

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

            @lin 你是用的OK3588-C这个开发板吗?

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              lin @veye_xumm last edited by

              @veye_xumm 是的

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              • L
                lin @lin last edited by

                @lin 能否添加您的邮箱,我们这边相机驱动调试还是有问题?

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

                  @lin said in 相机采集图像阻塞:

                  OK3588-C这个开发板,我之前贴的这个dts是调试过的。

                  没有要求,相机自己有时钟。

                  OK3588-C-Camera.dtsi中,i2c-7这一路,你可以参考一下下面这部分代码。

                  你直接用这个dts,然后配合我们官方发布的驱动。
                  在加上这个链接提示的问题点:https://wiki.veye.cc/index.php/FAQ_on_RK35xx_Platform/zh

                  应该可以直接调通i2c-7这一路才对。

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                    lin @veye_xumm last edited by

                    @veye_xumm said in 相机采集图像阻塞:
                    我已经全部按照您说的进行了修改,但是相机还是无法出图,内核打印信息2.txt ,efedde5a-872d-4ed1-92b8-39639606c76e-image.png
                    这和这个有关系吗?cab69001-dcf2-4f8b-9966-fbffc6f90b9a-image.png

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

                      @lin said in 相机采集图像阻塞:

                      我已经全部按照您说的进行了修改,但是相机

                      你用的相机型号是什么? 用哪个命令做的取图?

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                        lin @veye_xumm last edited by

                        @veye_xumm 相机型号:raw-mipi-ar0234m,使用的抓图命令是:v4l2-ctl -d /dev/video0 --set-fmt-video=width=1920,height=1200,pixelformat=GREY --stream-mmap --stream-count=1 --stream-to=y8.raw

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                        • veye_xumm
                          veye_xumm @lin last edited by

                          @lin said in 相机采集图像阻塞:

                          @veye_xumm said in 相机采集图像阻塞:
                          我已经全部按照您说的进行了修改,但是相机还是无法出图,内核打印信息2.txt ,efedde5a-872d-4ed1-92b8-39639606c76e-image.png
                          这和这个有关系吗?cab69001-dcf2-4f8b-9966-fbffc6f90b9a-image.png

                          应该跟这个没关系。

                          @lin said in 相机采集图像阻塞:

                          相机型号:raw-mipi-ar0234m,使用的抓图命令是:v4l2-ctl -d /dev/video0 --set-fmt-video=width=1920,height=1200,pixelformat=GREY --stream-mmap --stream-count=1 --stream-to=y8.raw

                          你这个命令也没有问题。

                          很奇怪,按理说应该不会有这些mipi协议上的错误,请拍一下你的硬件系统图给我看看。

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                            lin @veye_xumm last edited by

                            @veye_xumm OK3588开发板mipi接口60ebcdfb-0f74-4b99-b113-13b2ca28bbac-image.png
                            自己画的转接板
                            b1f820ad-b54f-4227-be8d-880b0fcbd111-企业微信截图_17182586531576.png
                            26fdf465-6f53-4c10-b657-37a1009dabae-企业微信截图_17182586821759.png [图片]
                            9bfba84a-8616-444b-af02-36a3c1e01214-企业微信截图_17182586949890.png [图片]
                            de4890d5-2c10-470c-b19c-fd7f09635cb1-企业微信截图_17182587081125.png [图片]

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

                              @lin
                              6eb4f1ab-76ae-442c-b86a-93378244219d-818b208204b637ea6a7a35d73b28d31.png

                              确认下这个3.3V是否稳定输出(幅值>3.2V)。100mA@1.2V(或1.5V)看起来功率是不够用的。

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                                lin @veye_xumm last edited by

                                @veye_xumm电源测量结果: ec3401ed-fcd4-4c47-971f-7c29209314bc-676c3e3dd647716c5d7ea20b62b5caf1.jpg [图片]
                                功率不够需要怎么解决,外加电源吗?功率需达到多少可以呢?

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

                                  @lin
                                  功耗是657mW
                                  https://wiki.veye.cc/index.php/RAW-MIPI-AR0234M_Data_Sheet/zh

                                  你这个是带负载测量的吗?使能取图之后再测。

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                                  • L
                                    lin @veye_xumm last edited by

                                    @veye_xumm 代码:v4l2-ctl --verbose -d /dev/video0 --set-fmt-video=width=1920,height=1200,pixelformat='NV12' --stream-mmap=4
                                    电源测量结果:
                                    f5b70f8d-fbfc-44ac-bc9a-8fc16aec75a4-d8b362d55aee2dc9f2ffe536686c8063.jpg [图片]

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

                                      @lin 那就明确了问题所在。你可以先从主板上飞线一个3.3V先测着看看。

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                                        lin @veye_xumm last edited by

                                        @veye_xumm 现在不阻塞了,但是采集后保存的图像文件是0字节??3e5ca198-61fa-45e5-adef-e83dfd4ded92-image.png

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

                                          @lin https://wiki.veye.cc/index.php/FAQ_on_RK35xx_Platform/zh
                                          看一下第二个。

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                                          • L
                                            lin @veye_xumm last edited by

                                            @veye_xumm 可以采集了,能否请教一下两者的区别在哪里呢?

                                            veye_xumm 1 Reply Last reply Reply Quote 0
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