[vlc-devel] Re: [vlc] Playing 3GPP Audio Only LATM AAC/HE-AAC Streams
teetrinker at gmx.de
Sun Feb 19 13:41:23 CET 2006
Ross Finlayson schrieb:
> At 10:30 PM 2/16/2006, you wrote:
>> Specifically, does the current version of VLC support playing 3GPP
>> Audio Only LATM AAC/HE-AAC streams?
>> This stream does not seem to play in VLC, yet it plays perfectly in
>> mobile phones, QuickTime, and RealPlayer.
> To follow up on Greg's question:
> The (now anachronistically named) "livedotcom.cpp" recognizes
> "audio/MP4A-LATM" AAC/RTP streams, and tags such streams with the
> 'mp4a' fourcc - just the same as "audio/MPEG4-GENERIC" (i.e.,
> non-LATM) AAC/RTP streams.
> In other words, the RTSP/RTP libraries and interface code recognizes
> and handles this type of stream, but it's possible that the decoding
> library ("faad"?) does not.
> So, a question for the "faad" (audiocoding.com) people: Can your
> decoding library handle LATM-formatted AAC audio? If so, does
> anything special need to be done to make this work?
> Ross Finlayson
> Live Networks, Inc. (LIVE555.COM)
The stream ( rtsp://18.104.22.168/3gp.sdp ) play with Osmo4 (
http://gpac.sf.net ) too. Libfaad 2.0 is used by Osmo4/MP4Client.
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