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POCompiling ffmpeg for iPhone SDK (Symbol(s) not found - Linker)
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copied!<p>I'm using ffplay in my Application. I implemented the Librarys which has been used in this Project: <a href="http://code.google.com/p/ffmpeg4iphone/downloads/detail?name=ffplay-xproj.zip&can=2&q=" rel="noreferrer">http://code.google.com/p/ffmpeg4iphone/downloads/detail?name=ffplay-xproj.zip&can=2&q=</a></p> <p>But I've seen that this Sources are very old(Apr 2009). I wanted to Build new Librarys and then change it with these In my project.</p> <p>What I've done:</p> <ol> <li>Downloaded the ffmpeg Source code: (using command line: svn checkout svn://svn.ffmpeg.org/ffmpeg/trunk ffmpeg)</li> <li>Compiled the Project with special ./configure options and the gas-processor : <a href="http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2009-October/076618.html" rel="noreferrer">http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2009-October/076618.html</a></li> <li>I only changed here the Paths of the actual locations for the iPhone SDK 4.1</li> <li>Changed the header Path in xCode Active Target Project Settings to my ffmpeg folder</li> <li>Included the .a files in my project in xCode</li> <li>Added the Other Linker Flags -lm -lbz2 -lz</li> <li>Tried to Build my Application, but I get some Linker errors where symbol(s) wasn't found.</li> </ol> <p>Undefined symbols: "avcodec_init()", referenced from: </p> <p>And the other errors are nearly the same (_av_codec.....)</p> <p>How can I build it correctly?</p>

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