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I had a couple of problems that I overcame and am posting them in case others have the same issues.ġ.) I had spaces in directory names (noob mistake). I am running Mountain Lion, Xcode 4.4.1, and downloaded Open CV 2.4.2. Like you, I found the task of getting all the pieces in the right place in the right order pretty daunting. I’m a iPhone/Mac OS X GUI programmer so the Terminal and low level stuff is new to me. I’ve been reading Learning OpenCV and wanting to start writing code. #Install video reader opencv for mac code#Ld: library not found for -lopencv_core.2.4.9Ĭlang: error: linker command failed with exit code 1 (use -v to see invocation) Applications/Xcode44-DP6.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -arch x86_64 -isysroot /Applications/Xcode44-DP6.app/Contents/Developer/Platforms/atform/Developer/SDKs/MacOSX10.8.sdk -L/Users/Shree/Library/Developer/Xcode/DerivedData/examp-etciozbcfzozwlckbgilctoxatkh/Build/Products/Debug -F/Users/Shree/Library/Developer/Xcode/DerivedData/examp-etciozbcfzozwlckbgilctoxatkh/Build/Products/Debug -filelist /Users/Shree/Library/Developer/Xcode/DerivedData/examp-etciozbcfzozwlckbgilctoxatkh/Build/Intermediates/examp.build/Debug/examp.build/Objects-normal/x86_64/examp.LinkFileList -mmacosx-version-min=10.8 -lopencv_core.2.4.9 -lopencv_highgui.2.4.9 -lopencv_imgproc.2.4.9 -lopencv_ml.2.4.9 -o /Users/Shree/Library/Developer/Xcode/DerivedData/examp-etciozbcfzozwlckbgilctoxatkh/Build/Products/Debug/examp Ld /Users/Shree/Library/Developer/Xcode/DerivedData/examp-etciozbcfzozwlckbgilctoxatkh/Build/Products/Debug/examp normal x86_64Ĭd /Users/Shree/Desktop/thippi/Example/examp On the other hand, if you made some small change that made this work – please add it to the comments so others can find it useful. #Install video reader opencv for mac free#Feel free to comment if you don’t find an answer. If you have questions, skim through the comments because many people have posted their solutions. Unfortunately, it’s been a long time since I looked into OpenCV so I don’t remember the details anymore. Please read before commenting: Hey guys – thanks a lot for all the comments on this thread. On that note, here is a good OpenCV Tutorial.Įdit: Oops, looks like that link is dead now. Hopefully, this helps save you some time. If it’s not, leave a comment below with the error you get and I’ll try looking into it for you. Remember to free image memory after using it!Īnd there you go. If( !cvSaveImage("my_image_copy.png", pInpImg) )įprintf(stderr, "failed to write image file\n") Write the image to a file with a different name, PInpImg = cvLoadImage("my_image.jpg", CV_LOAD_IMAGE_UNCHANGED) įprintf(stderr, "failed to load input image\n") Load an image from file - change this based on your image name #Install video reader opencv for mac how to#Example showing how to read and write images This is where the header files for OpenCV were built.
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