ov5645 mipi测试

pine_zhang

你好，

我用IMX8MP开发板接上0V5645的摄像头进行测试，没有图像输出，打印信息如下：
root@OK8MP:~# gst-launch-1.0 v4l2src device=/dev/video0 io-mode=2 ! video/x-raw, format=YUY2, width=640, height=480,fram
erate=30/1 ! imxvideoconvert_g2d ! queue ! video/x-raw, format=RGB16, width=640, height=480 ! waylandsink
Setting pipeline to PAUSED ...
Pipeline is live and does not need PREROLL ...
ERROR: from element /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: Internal data stream error.
Additional debug info:
../../../../git/libs/gst/base/gstbasesrc.c(3072): gst_base_src_loop (): /GstPipeline:pipeline0/GstV4l2Src:v4l2src0:
streaming stopped, reason not-negotiated (-4)
ERROR: pipeline doesn't want to preroll.
Setting pipeline to PAUSED ...
Setting pipeline to READY ...
Setting pipeline to NULL ...
Freeing pipeline ...
root@OK8MP:~#
root@OK8MP:~#
请问这一般是什么问题。

TKS

Q_Y_X

您输出的分辨率不对吧，ov5645只支持1280x960和1920x1080，您可以按照手册中的命令进行测试。在用户使用手册，5.6.2章节。