[FFmpeg-trac] #4417(avcodec:new): v210 is lossy with values below 0x00000001

FFmpeg trac at avcodec.org
Wed Apr 1 11:02:29 CEST 2015


#4417: v210 is lossy with values below 0x00000001
-------------------------------------+-------------------------------------
             Reporter:  dericed      |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  important    |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  v210         |               Blocked By:
  regression                         |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Changes (by cehoyos):

 * keywords:  v210 => v210 regression
 * priority:  normal => important


Comment:

 If there is an issue, it is a regression since 74bf9d62
 Some values in your input file are apparently not compliant to
 "specifications" and have to be clipped to produce v210 output "according
 to specifications".

 https://developer.apple.com/library/mac/technotes/tn2162/_index.html#//apple_ref/doc/uid/DTS40013070-CH1-TNTAG7-SCHEME_B___VIDEO_RANGE__MAPPING_WITH_UNSIGNED_Y____OFFSET_BINARY_CB__CR

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Ticket URL: <https://trac.ffmpeg.org/ticket/4417#comment:3>
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