[FFmpeg-trac] #4544(avcodec:open): Problem transcoding 5.1 AAC LATM audio streams
FFmpeg
trac at avcodec.org
Wed Feb 1 23:26:37 EET 2017
#4544: Problem transcoding 5.1 AAC LATM audio streams
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Reporter: chq.contact | Owner:
Type: defect | Status: open
Priority: normal | Component: avcodec
Version: git-master | Resolution:
Keywords: aac latm sbr | Blocked By:
Blocking: | Reproduced by developer: 1
Analyzed by developer: 0 |
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Comment (by tmm1):
The SoC repo mentioned is available via:
svn co svn://svn.mplayerhq.hu/soc
cd aac
The SSR implementation is behind a -DAAC_SSR compile flag, and disabled by
default with the following comment:
AAC SSR (Scalable Sample Rate) is currently not working, and
therefore
not compiled in. SSR files play without crashing but produce audible
artifacts that seem to be related to EIGHT_SHORT_SEQUENCE windows.
It seems mostly complete, though it will definitely take some work to port
the changes over to master.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/4544#comment:8>
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