[MacPorts] #49841: Building ffmpeg with avfoundation on OSX Lion

[MacPorts]

#49841: Building ffmpeg with avfoundation on OSX Lion
-----------------------------------+----------------------
  Reporter:  p.ohanlon@…           |      Owner:  dbevans
      Type:  enhancement           |     Status:  assigned
  Priority:  Normal                |  Milestone:
 Component:  ports                 |    Version:
Resolution:                        |   Keywords:
      Port:  ffmpeg, ffmpeg-devel  |
-----------------------------------+----------------------

Comment (by kencu):

 The have fixed up `ffmpeg` like this, to support older systems:
 {{{
 libavdevice/avfoundation.m
 }}}
 {{{
 #if !TARGET_OS_IPHONE && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
     { AV_PIX_FMT_GRAY8,        kCVPixelFormatType_OneComponent8 },
 #endif
 }}}

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Ticket URL: <https://trac.macports.org/ticket/49841#comment:5>
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