#!/bin/bash
#
# setup gstfakevideo preload to hijack calls made
# to /dev/video0
#
#This script runs Skype with libskype_dsp_hijacker.so "filter"
#It allows redefining of what devices Skype uses for 
#microphone, speakers and mixer (especially microphone and
#speakers can use different devices)

# -- CONFIGURATION --

#default configuration when no option is specified

export HIJACKVIDEO="/dev/video0"
export GST_PIPE="videotestsrc is-live=true ! video/x-raw-yuv,width=640,height=480,framerate=10/1 ! videoscale ! ffmpegcolorspace ! vertigotv ! ffmpegcolorspace"

function help {
cat <<EOT

Redirect Skype video to gstreamer pipeline

Usage: $0 [pipeline definition, gst-launch syntax]

Edit the script for full flexibility

EOT
}
  

case "$1" in 
  -h|--help) help; exit;;
# broken
  --video) 
    export HIJACKVIDEO="$2"
    shift
    shift
    ;;
esac

export GST_PIPE="$*"

test -n "$GST_PIPE" || unset GST_PIPE

prefix=/usr/local
exec_prefix=${prefix}

#prefer use of libskype_dsp_hijacker from current directory
if test -f ./libgstfakevideo.so; then 
  libdir=.
else
  libdir=${exec_prefix}/lib
fi

LD_PRELOAD=${libdir}/libgstfakevideo.so
if test -f /lib/libdl.so.2; then
	LD_PRELOAD=$LD_PRELOAD:/lib/libdl.so.2
fi
export LD_PRELOAD

# ! video/x-raw-yuv,width=320,height=240,format=(fourcc)YV12 ! identity"
# invoke the program with the args given

exec skype