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i.MX6DL two pipelines playing for imxvideoconvert_g2d issue

Question asked by gan hongxing on Oct 27, 2016
Latest reply on Aug 9, 2018 by chatty 陈

env:

gstreamer-1.8.1

imx-gst1.0-plugin-4.1.1

qt-gstreamer

 

when playing two pipelines one time,

ex:  v4l2src device=/dev/video0 ! imxvideoconvert_g2d ratiton=0 !  qwidget5videosink

      v4l2src device=/dev/video1 ! imxvideoconvert_g2d ratiton=1 !  qwidget5videosink

two qt widget window

 

sometimes got errors: g2d_cache_op: fail with status -7g2d_cache_op: fail with status -7g2d_cache_op: fail with status -7g2d_open: fail with status -7

 

only one window has video.

 

how can i fix this ?

 

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