[MacPorts] #21014: OpenCV 1.0.0 does not build on snow leopard

MacPorts noreply at macports.org
Wed Sep 2 07:59:30 PDT 2009


#21014: OpenCV 1.0.0 does not build on snow leopard
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 Reporter:  grundmann.matthias@…          |       Owner:  stante@…        
     Type:  defect                        |      Status:  new             
 Priority:  Normal                        |   Milestone:                  
Component:  ports                         |     Version:  1.8.0           
 Keywords:  LP64                          |        Port:  opencv          
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Comment(by njbutko@…):

 Replying to [comment:2 grundmann.matthias@…]:

 > Added some patched portfiles, that remove quicktime and carbon support.
 Compiles and Installs in 64bit on snowleopard.

 Does this break key features of OpenCV? As I understand it, Quicktime is
 necessary for accessing the webcam and for processing video. Carbon is
 probably used for graphical display. For my purposes, For me, a cross-
 platform mechanism for reading videos, accessing the webcam, and
 displaying images to screen are the reason OpenCV is indispensable, and
 all the other facilities are just convenient libraries.

 In this case, if a user (such as myself) types "port install opencv" the
 default behavior shouldn't be "build in 64 bit mode and break only those
 key features necessary to still compile," the default behavior should be
 "Build as many dependent ports as possible in universal 32- and 64- bit
 mode, build opencv in 32 bit mode, and warn the user in big flashy letters
 that 64-bit opencv is not currently supported, all linking programs will
 need to be compiled with the -arch i386 flag".

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Ticket URL: <http://trac.macports.org/ticket/21014#comment:3>
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