How to install Tvheadend with transcoding support

Simple Tutorial about how you can install tvheadend with transcoding support
1)install the required libarys

apt-get install build-essential git pkg-config libssl-dev bzip2 wget apt-get install libavahi-client-dev zlib1g-dev libavcodec-dev apt-get install libavutil-dev libavformat-dev libswscale-dev apt-get install libcurl4-gnutls-dev liburiparser-dev apt-get install debhelper apt-get install libdvbcsa-dev

2)Get the source code from github

git clone https: //github.com/tvheadend/tvheadend.git

3)Now change into the “tvheadend” directory:

cd tvheadend/

4)after that we enable some options like ffmpeg to transcode with it the channels and the dvbcsa to have newcamd support etc.

AUTOBUILD_CONFIGURE_EXTRA=" --enable-dvbcsa -- --enable-libffmpeg_static" ./Autobuild.sh -t precise-amd64

after if finish you go one directory back with the command

cd ..

5) you check if the new file who is created are avaible with the command

ls

6)if its exist you type then like

dpkg -i tvheadend_4......_amd64.deb

7)after if finish you type

service tvheadend start
dpkg-reconfigure tvheadend

8)And now you can go to your web browser and type there your ip with port 9981
Because alot of poeple ask how to have local channels its a simple way to create some channels
About where to get the stream link you need to type the play button and automatical its download a file with the stream link you become for example something like that

http:// localhost:9981/stream/channel/0be8022479827829ac0b0bbfd6a74d7a?ticket=76C89740F04E22D26545FA91F39DC8A04B6DD995

the problem is that this link for some reason sometimes are expirate so you can add username and password on the begining and delete from the ? to the end to solve this issue like this

http:// user: pass@localhost:9981/stream/channel/0be8022479827829ac0b0bbfd6a74d7a

how to change the port 9981 thanks mcloud for this info
nano /etc/default/tvheadend
add this 
For example
TVH_HTTP_PORT="4323"