[FFmpeg-trac] #1684(avformat:open): adpcm_ct: volume goes up while seeking with ffplay

[FFmpeg]

#1684: adpcm_ct: volume goes up while seeking with ffplay
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             Reporter:  ami_stuff   |                    Owner:
                 Type:  defect      |                   Status:  open
             Priority:  normal      |                Component:  avformat
              Version:  git-master  |               Resolution:
             Keywords:  adpcm_ct    |               Blocked By:
             Blocking:              |  Reproduced by developer:  1
Analyzed by developer:  0           |
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Comment (by richardpl):

 The only way of seeking is to start decoding from start for any adpcm
 codec which decoding depends on previously
 decoded samples and do not provide such needed data in frames.

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1684#comment:4>
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