qtdemux ac-4 gstreamer 1.14

[Rand Graham]

Hello,

I am using gstreamer 1.14

Does qtdemux support the AC-4 audio codec?

I am asking because I am seeing the following warning message.
This ends up as an error because "streaming stopped, reason not-linked (-1)


Setting pipeline to PAUSED ...
Pipeline is PREROLLING ...
0:00:00.045228561 24131      0x1d54b00 WARN               structure gststructure.c:1832:priv_gst_structure_append_to_gstring: No value transform to serialize field 'session' of type 'SoupSession'
Got context from element 'souphttpsrc0': gst.soup.session=context, session=(SoupSession)NULL, force=(boolean)false;
0:00:04.833584038 24131      0x1d55540 WARN                 qtdemux qtdemux_types.c:233:qtdemux_type_get: unknown QuickTime node type ac-4
0:00:04.836947797 24131      0x1d55540 WARN                 default grammar.y:510:gst_parse_no_more_pads:<qtdemux0> warning: Delayed linking failed.
0:00:04.837002868 24131      0x1d55540 WARN                 default grammar.y:510:gst_parse_no_more_pads:<qtdemux0> warning: failed delayed linking some pad of GstQTDemux named qtdemux0 to some pad of GstQueue named queue0
0:00:04.837220122 24131      0x1d55540 WARN                 qtdemux qtdemux.c:6751:gst_qtdemux_process_adapter:<qtdemux0> Unknown fourcc while parsing header : prft
WARNING: from element /GstPipeline:pipeline0/GstQTDemux:qtdemux0: Delayed linking failed.
Additional debug info


Thanks,
Rand
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