who can help me

[DBOYaoao]

Hi all:
       how to change the audio track when in running pipeline,please give me a way
thanks!

[Joe]

a input-selector  may be very help for you

[DBOYaoao]

can you give me some code example in how to use the element?
thanks!

[Joe]

you can see this page  http://gstreamer-devel.966125.n4.nabble.com/Switching-between-videos-with-input-selector-td2328618.html