dm6437,colorbar测试正常,但是video_preview程序后端显示不出来,通过查看帧缓冲区,帧数据是正常的,也就是前端数据接收正常,可为什么osd显示不了呢?
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dm6437,colorbar测试正常,但是video_preview程序后端显示不出来,通过查看帧缓冲区,帧数据是正常的,也就是前端数据接收正常,可为什么osd显示不了呢?