How can I resize the webcam output? I'm using v4l2src...
Nicolas Dufresne
nicolas.dufresne at collabora.com
Thu Aug 6 13:20:14 PDT 2015
Le jeudi 06 août 2015 à 12:50 -0700, Giacomo D a écrit :
> I tried it like the code below but I got this error: "ATTENZIONE:
> pipeline
> errata: syntax error."
You probably have a syntax error. I wanted to double check that this
worked, and the good news it works perfectly. Here's how I did it:
gst-launch-1.0 -e \
compositor name=mix background=black \
sink_1::xpos=0 sink_1::ypos=0 \
sink_2::xpos=200 sink_2::ypos=0 \
sink_3::xpos=0 sink_3::ypos=100 \
sink_4::xpos=200 sink_4::ypos=100 \
! xvimagesink \
v4l2src device=/dev/video0 ! video/x-raw,framerate=30/1 \
! videoconvert ! videoscale \
! video/x-raw,width=200,height=100,framerate=30/1,pixel-aspect-ratio=1/1 \
! mix.sink_1 \
filesrc location=my.mov \
! decodebin ! videoconvert ! videoscale \
! video/x-raw,width=200,height=100,pixel-aspect-ratio=1/1 \
! mix.sink_2 \
filesrc location=my.mov \
! decodebin ! videoconvert ! videoscale \
! video/x-raw,width=200,height=100,pixel-aspect-ratio=1/1 \
! mix.sink_3 \
filesrc location=my.mov \
! decodebin ! videoconvert ! videoscale \
! video/x-raw,width=200,height=100,pixel-aspect-ratio=1/1 \
! mix.sink_4
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