AnsweredAssumed Answered

playing video on i.mx6 two screens lagging

Question asked by Andrey Kononov on Mar 14, 2016
Latest reply on Mar 14, 2016 by igorpadykov

i'm connect HDMI and LVDS screens to SABRE for Automotive and trying to play video file (1280x720) via qmlvideofx from QT examples on ech screen and it lagging a bit

kernel init cmd  (yocto jethro kernel )

bootargs console=${console},${baudrate} ${smp} root=${mmcroot} video=mxcfb0:dev=hdmi,1920x1080M@60,if=RGB24 video=mxcfb1:dev=ldb,1280x480M,if=RGB666,ldb=sin1

start scripts

 

 

root@imx6qsabreauto:~# cat /home/root/bin/hdmi.sh    

#!/bin/sh    

export QT_QPA_EGLFS_FB=/dev/fb0    

export FB_FRAMEBUFFER_0=/dev/fb0    

export QT_EGLFS_IMX6_NO_FB_MULTI_BUFFER=1   

export QT_QPA_PLATFORM=eglfs   

/home/root/bin/test

 

 

root@imx6qsabreauto:~# cat /home/root/bin/lvds.sh

#!/bin/sh

export QT_QPA_EGLFS_FB=/dev/fb4

export FB_FRAMEBUFFER_0=/dev/fb4

export QT_EGLFS_IMX6_NO_FB_MULTI_BUFFER=1

export QT_QPA_PLATFORM=eglfs

/home/root/bin/test

 

is it normal or can be fixed?

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