[FFmpeg-trac] #10298(ffmpeg:new): DV to DVD Video with pcm_dvd Audio outputs a lot of Buffer Underflow

FFmpeg trac at avcodec.org
Sat Apr 1 16:00:10 EEST 2023


#10298: DV to DVD Video with pcm_dvd Audio outputs a lot of Buffer Underflow
-------------------------------------+-------------------------------------
             Reporter:  Terje J.     |                     Type:  defect
  Hanssen                            |
               Status:  new          |                 Priority:  normal
            Component:  ffmpeg       |                  Version:  5.1.2
             Keywords:  pcm_dvd,     |               Blocked By:
  buffer underflow                   |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug:
 How to reproduce:
 {{{
 % ffmpeg -hide_banner -i dv01.dv -f dvd -target pal-dvd -aspect 4:3 -b:v
 8M -mbd rd -trellis 1 -cmp 0 -subcmp 2 -c:a pcm_dvd
 paldvdhqFS+pcm_dvd_dv01.mpg
 ffmpeg version 5.1.2
 built on openSUSE Tumbleweed
 }}}

 And another try
 {{{
 % ffmpeg -hide_banner -i dv01.dv -c:v mpeg2video -refs 1 -bf 2 -b:v 8M
 -maxrate 8M -minrate 8M -bufsize 20M -muxrate 11M -dc 10 -c:a pcm_dvd -f
 vob -flags +ilme+ildct dv01.mpg
 ffmpeg version 5.1.2
 built on openSUSE Tumbleweed
 }}}

 With reference to
 pcm_dvd Audio codec was added 5 years ago
 https://trac.ffmpeg.org/ticket/6782
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/10298>
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