[FFmpeg-trac] #1766(undetermined:new): Can't encode MPEG-2 at more than ~3Mb/s

FFmpeg trac at avcodec.org
Mon Oct 8 17:54:06 CEST 2012


#1766: Can't encode MPEG-2 at more than ~3Mb/s
-------------------------------------+-------------------------------------
             Reporter:               |                    Owner:
  agusdallalba                       |                   Status:  new
                 Type:  defect       |                Component:
             Priority:  normal       |  undetermined
              Version:  git-master   |               Resolution:
             Keywords:  mpeg2video   |               Blocked By:
  dvd                                |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by agusdallalba):

 To produce out.mpg.png I extracted a frame with mplayer (in PNG) and then
 did a levels adjustment in The GIMP to bring out the banding, although
 It's clearly visible without the enhancement anyway. It's an artifact I'd
 expect to have at such a low bitrate, but I was aiming for the best
 quality I could get in a DVD5.

 To discard a decoding issue I tested the file in Windows Media Player,
 VLC, and a standalone DVD player, and the blockiness is there in the three
 of them.

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1766#comment:6>
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