E-learning/teaching: Difference between revisions

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There is a feature branch in the screenkey git which implements that, hopefully it will be merged into master once you read this.

== ~~Stream Canon 5D via USB~~ ==

== Using v4l2loopback to stream in and out of OBS ==

~~modprobe~~ v4l2loopback

Load the v4l2loopback kernel module and create two devices.

~~gphoto2 --stdout --capture-movie | gst-launch-1~~.~~0 fdsrc fd=0 ! decodebin name=dec ! queue ! videoconvert ! tee ! v4l2sink device=/dev/video0~~

~~[https://stackoverflow.com/questions/12278688/canon-dslr-video-loop-back-using-~~v4l2loopback~~-and-edsdk-liveview Source]~~

modprobe v4l2loopback devices=2 video_nr=10,9 card_label="OBS Output","Canon 5D" exclusive_caps=1

== Stream ~~from OBS to a virtual camera source~~ ==

=== Stream Canon 5D via USB ===

~~We can't stream directly from OBS into Jitsi, BigBlueBitton, Google Meet, Skype, etc. For this wee need a virtual camera source~~.

gphoto2 --stdout --capture-movie | gst-launch-1.0 fdsrc fd=0 ! decodebin name=dec ! queue ! videoconvert ! tee ! v4l2sink device=/dev/video9

~~modprobe~~ v4l2loopback ~~devices=1 video_nr=10 card_label="OBS Cam" exclusive_caps=1~~

[https://stackoverflow.com/questions/12278688/canon-dslr-video-loop-back-using-v4l2loopback-and-edsdk-liveview Source]

to install follow these steps:

=== Stream from OBS to a virtual camera source ===

We can't stream directly from OBS into Jitsi, BigBlueBitton, Google Meet, Skype, etc. So we are using v4l2loopback for this.

To install the v4l2sink for OBS follow these steps:

apt install qtbase5-dev

Line 37:

Line 38:

make -j4

make install

In OBS, go to Menu → Tools → V4L2 Video Output

[[File:V4L2 Video Output.png]]

In BigBlueButton (or any other videoconferencing service) Select the virtual "OBS Output" as a video source.

[https://srcco.de/posts/using-obs-studio-with-v4l2-for-google-hangouts-meet.html Source]

== Wishlist ==

https://www.blackmagicdesign.com/products/intensitypro4k

@@ Line 16: / Line 16: @@
 There is a feature branch in the screenkey git which implements that, hopefully it will be merged into master once you read this.
-== Stream Canon 5D via USB ==
+== Using v4l2loopback to stream in and out of OBS ==
-    modprobe v4l2loopback
+Load the v4l2loopback kernel module and create two devices.
-    gphoto2 --stdout --capture-movie | gst-launch-1.0 fdsrc fd=0 ! decodebin name=dec ! queue ! videoconvert ! tee ! v4l2sink device=/dev/video0
-[https://stackoverflow.com/questions/12278688/canon-dslr-video-loop-back-using-v4l2loopback-and-edsdk-liveview Source]
+    modprobe v4l2loopback devices=2 video_nr=10,9 card_label="OBS Output","Canon 5D" exclusive_caps=1
-== Stream from OBS to a virtual camera source ==
+=== Stream Canon 5D via USB ===
-We can't stream directly from OBS into Jitsi, BigBlueBitton, Google Meet, Skype, etc. For this wee need a virtual camera source.
+    gphoto2 --stdout --capture-movie | gst-launch-1.0 fdsrc fd=0 ! decodebin name=dec ! queue ! videoconvert ! tee ! v4l2sink device=/dev/video9
-   modprobe v4l2loopback devices=1 video_nr=10 card_label="OBS Cam" exclusive_caps=1
+[https://stackoverflow.com/questions/12278688/canon-dslr-video-loop-back-using-v4l2loopback-and-edsdk-liveview Source]
-to install follow these steps:
+=== Stream from OBS to a virtual camera source ===
+We can't stream directly from OBS into Jitsi, BigBlueBitton, Google Meet, Skype, etc. So we are using v4l2loopback for this.
+To install the v4l2sink for OBS follow these steps:
     apt install qtbase5-dev
@@ Line 37: / Line 38: @@
     make -j4
     make install
+In OBS, go to Menu → Tools → V4L2 Video Output
+[[File:V4L2 Video Output.png]]
+In BigBlueButton (or any other videoconferencing service) Select the virtual "OBS Output" as a video source.
 [https://srcco.de/posts/using-obs-studio-with-v4l2-for-google-hangouts-meet.html Source]
 == Wishlist ==
 https://www.blackmagicdesign.com/products/intensitypro4k