[Jetson tk1] gstreamer 0-10 ac3 decode

Hi guys,
how can decode ac3 audio with gstreamer 0-10 ?

gst-inspect | grep ac3
rtp: rtpac3depay: RTP AC3 depayloader
rtp: rtpac3pay: RTP AC3 audio payloader
typefindfunctions: audio/x-ac3: ac3, eac3
audioparsers: ac3parse: AC3 audio stream parser

gst-inspect | grep audio\ decode
faad: faad: AAC audio decoder
gsm: gsmdec: GSM audio decoder
tta: ttadec: TTA audio decoder
opus: opusdec: Opus audio decoder
dtsdec: dtsdec: DTS audio decoder
omx: nv_omx_vorbisdec: OpenMAX IL Vorbis audio decoder
omx: nv_omx_wmadec: OpenMAX IL WMA audio decoder
omx: nv_omx_wmaprodec: OpenMAX IL WMA audio decoder
omx: nv_omx_wmalosslessdec: OpenMAX IL WMA audio decoder
omx: nv_omx_mp3dec: OpenMAX IL MP3 audio decoder
omx: nv_omx_mp2dec: OpenMAX IL MP2 audio decoder
omx: nv_omx_aacdec: OpenMAX IL AAC audio decoder
mulaw: mulawdec: Mu Law audio decoder
vorbis: vorbisdec: Vorbis audio decoder
alaw: alawdec: A Law audio decoder
wavpack: wavpackdec: Wavpack audio decoder
flac: flacdec: FLAC audio decoder
speex: speexdec: Speex audio decoder