Documentation fo ismlmux example pipelines and output same as mj2mux
gst/isomp4/gstqtmux-doc.c
* SECTION:element-ismlmux
* @title: ismlmux
* @short_description: Muxer for ISML smooth streaming (.isml) files
*
* This element merges streams (audio and video) into MJ2 (.mj2) files.
...
* ## Example pipelines
* |[
* gst-launch-1.0 v4l2src num-buffers=50 ! queue ! jp2kenc ! mj2mux ! filesink location=video.mj2
* ]|
* Records a video stream captured from a v4l2 device, encodes it into JPEG-2000
* and muxes it into an mj2 file.