[FFmpeg-trac] #1767(avformat:new): 24bit audio in mov is flagged as 16bit in stsd atom

FFmpeg trac at avcodec.org
Thu Sep 27 18:42:04 CEST 2012


#1767: 24bit audio in mov is flagged as 16bit in stsd atom
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             Reporter:  nichot20    |                    Owner:
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avformat
              Version:  git-master  |               Resolution:
             Keywords:              |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Comment (by nichot20):

 Replying to [ticket:1767 nichot20]:
 > [....]

 > But upon inspection moov->trak->mdia->minf->stbl atom declares that:-
 > "sample size= 16"
 >
 > when it should be
 >
 > "sample size= 24"
 >
 > Same happens if you use
 > {{{
 > ffmpeg -i 1stream-24.mov -c:a pcm_s24be 1stream-recode.mov
 > }}}

 The problem looks to be in movenc.c around line 654 and on. Basically its
 either set to 8 or 16

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1767#comment:2>
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