decklink/decklink-rewrite pipe

gst-launch-1.0 filesrc location=/opt/video.avi ! decodebin name=decoder   ! videoscale ! videoconvert   ! interlace field-pattern=1 ! decklinkvideosink  mode=2 name=deck decoder. ! tee ! audioconvert  ! audioresample ! level ! decklinkaudiosink
0:00:00.056801257 29209      0x27ea230 WARN                 default gstsf.c:98:gst_sf_create_audio_template_caps: format 0x120000: 'AVR (Audio Visual Research)' is not mapped
0:00:00.056838355 29209      0x27ea230 WARN                 default gstsf.c:98:gst_sf_create_audio_template_caps: format 0x180000: 'CAF (Apple Core Audio File)' is not mapped
0:00:00.056849521 29209      0x27ea230 WARN                 default gstsf.c:98:gst_sf_create_audio_template_caps: format 0x100000: 'HTK (HMM Tool Kit)' is not mapped
0:00:00.056859831 29209      0x27ea230 WARN                 default gstsf.c:98:gst_sf_create_audio_template_caps: format 0xc0000: 'MAT4 (GNU Octave 2.0 / Matlab 4.2)' is not mapped
0:00:00.056869865 29209      0x27ea230 WARN                 default gstsf.c:98:gst_sf_create_audio_template_caps: format 0xd0000: 'MAT5 (GNU Octave 2.1 / Matlab 5.0)' is not mapped
0:00:00.056879692 29209      0x27ea230 WARN                 default gstsf.c:98:gst_sf_create_audio_template_caps: format 0x210000: 'MPC (Akai MPC 2k)' is not mapped
0:00:00.056889313 29209      0x27ea230 WARN                 default gstsf.c:98:gst_sf_create_audio_template_caps: format 0xe0000: 'PVF (Portable Voice Format)' is not mapped
0:00:00.056898852 29209      0x27ea230 WARN                 default gstsf.c:98:gst_sf_create_audio_template_caps: format 0x160000: 'SD2 (Sound Designer II)' is not mapped
0:00:00.056909476 29209      0x27ea230 WARN                 default gstsf.c:98:gst_sf_create_audio_template_caps: format 0x190000: 'WVE (Psion Series 3)' is not mapped
0:00:00.232482128 29208      0x287c350 WARN           audioresample gstaudioresample.c:1537:plugin_init: Orc disabled, can't benchmark int vs. float resampler
0:00:00.232516766 29208      0x287c350 WARN         GST_PERFORMANCE gstaudioresample.c:1540:plugin_init: orc disabled, no benchmarking done
Setting pipeline to PAUSED ...
0:00:00.242208655 29208      0x287c350 WARN                decklink gstdecklink.cpp:268:init_devices: selected device does not have input interface
0:00:00.242720378 29208      0x287c350 WARN                 basesrc gstbasesrc.c:3480:gst_base_src_start_complete:<filesrc0> pad not activated yet
Pipeline is PREROLLING ...
Redistribute latency...
Pipeline is PREROLLED ...
Setting pipeline to PLAYING ...