#running with camera in use by cheese

python CamCastic.py
in get_xid
In keypress
libv4l2: error setting pixformat: Device or resource busy
('on_error():', (GError("Device '/dev/video0' is busy",), 'gstv4l2object.c(2408): gst_v4l2_object_set_format (): /GstPipeline:pipeline0/GstV4l2Src:v4l2src0:\nCall to S_FMT failed for YV12 @ 640x480: Device or resource busy'))
('on_error():', (GError('Internal data flow error.',), 'gstbasesrc.c(2812): gst_base_src_loop (): /GstPipeline:pipeline0/GstV4l2Src:v4l2src0:\nstreaming task paused, reason not-negotiated (-4)'))

#same with running two CamCastic's

In keypress
libv4l2: error setting pixformat: Device or resource busy
('on_error():', (GError("Device '/dev/video0' is busy",), 'gstv4l2object.c(2408): gst_v4l2_object_set_format (): /GstPipeline:pipeline0/GstV4l2Src:v4l2src0:\nCall to S_FMT failed for YV12 @ 640x480: Device or resource busy'))
('on_error():', (GError('Internal data flow error.',), 'gstbasesrc.c(2812): gst_base_src_loop (): /GstPipeline:pipeline0/GstV4l2Src:v4l2src0:\nstreaming task paused, reason not-negotiated (-4)'))

#after close of cheese/2nd CamCastic

In keypress
on_eos(): seeking to start of video

#never loads video after close of cheese, until program relaunch