glimagesink render-rectangle can not set.
Nicolas Dufresne
nicolas at ndufresne.ca
Wed Aug 18 14:51:27 UTC 2021
Le mardi 17 août 2021 à 10:22 +0000, 杨 立明 via gstreamer-devel a écrit :
> Hi all.
>
> I try to the gst-launch-1.0 filesrc location=/mnt/baita.jpg
> !decodebin ! videoscale ! video/x-raw,width=1920,height=1080 ! imagefreeze !
> glimagesink render-rectangle="<0,0,1920,1080>" and it is Ok!
>
> but i want to put it in codes and i cannot find the format about the render-
> rectangle parameter in the c language。so if i want to put it in c
> language,how i should use it.Thank you very much !
glimagesink implement the GstVideoOverlay interface, which let you call
gst_video_overlay_set_render_rectangle(), this is much more convenient then
using the property. That property was only added to allow testing that feature
from gst-launch tool.
regards,
Nicolas
https://gstreamer.freedesktop.org/documentation/video/gstvideooverlay.html?gi-language=c#gst_video_overlay_set_render_rectangle
>
>
> jih488
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