Date: Mon, 2 Apr 2007 17:18:59 -0400 From: "Michael Johnson" <ahze@ahze.net> To: "Bill Fenner" <fenner@research.att.com> Cc: freebsd-multimedia@freebsd.org Subject: Re: ports/109379: ffmpeg-devel can't dynamically link to faad2 Message-ID: <b2203fed0704021418j52f779e6w7b74bdb94a2084f7@mail.gmail.com> In-Reply-To: <b2203fed0704021131ma423075q86331dc7d593e916@mail.gmail.com> References: <200704021750.l32HoCS8083371@freefall.freebsd.org> <b2203fed0704021131ma423075q86331dc7d593e916@mail.gmail.com>
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On 4/2/07, Michael Johnson <ahze@ahze.net> wrote: > > > > On 4/2/07, Bill Fenner <fenner@research.att.com> wrote: > > > > The following reply was made to PR ports/109379; it has been noted by > > GNATS. > > > > From: Bill Fenner <fenner@research.att.com> > > To: ahze@FreeBSD.org > > Cc: freebsd-gnats-submit@FreeBSD.org, freebsd-multimedia@FreeBSD.org > > Subject: Re: ports/109379: ffmpeg-devel can't dynamically link to faad2 > > Date: Mon, 2 Apr 2007 10:14:51 -0700 > > > > While faad 2.5,1 includes API compatability, > > as I stated in the description of the problem, > > the linkage that ffmpeg uses is not able to > > use that API compatability. This is because > > the faad API compatability is performed with > > #defines, and the ffmpeg linkage happens with > > fancy macros that put together the function > > names in a way that doesn't allow the #defines > > to work. > > > > (The dfaac() macro in libavcodec/faad.c > > uses "faacDec" ## a to put symbols together > > to get, e.g. faacDecGetErrorMessage, into > > strings, which it then looks up in the shared > > library with dlsym(), which never gives the > > "compatability API" a chance to get in the > > middle). > > > > Were you able to get the steps in "how-to-repeat:" > > to work, or did you just close the PR because > > you think it is supposed to work? I think it is > > supposed to work too, but that doesn't mean it does. > > > > I spent an hour rebuilding faad (of which I already > > had 2.5,1 installed) and ffmpeg-devel (which I upgraded > > from ffmpeg-devel-0.4.9.c.2006032300_4 to > > ffmpeg-devel-0.4.9.c.2006032300_5) to make sure that > > the bug was still there. > > > okay, you're right. I'll fix. > Fixed frogbits% pkg_info -I ffmpeg\* faad\* > > faad2-2.5,1 MPEG-2 and MPEG-4 AAC audio decoder > > ffmpeg-devel-0.4.9.c.2006032300_5 Hyper fast realtime audio/video > > encoder/converter, streamin > > frogbits% ffmpeg -i Diego-2.mp4 /tmp/foo.mpeg > > FFmpeg version CVS, Copyright (c) 2000-2004 Fabrice Bellard > > configuration: --cc=cc --prefix=/usr/local --make=gmake > > --disable-debug --enable-memalign-hack --enable-shared > > --source-path=/usr/ports/multimedia/ffmpeg-devel/work/FFMpeg-2006032300 > > --enable-a52 --enable-dts --enable-faac --enable-faad --enable-faadbin > > --enable-gpl --enable-libgsm --enable-mp3lame --enable-libogg --enable-pp > > --enable-pthreads --enable-vorbis --enable-x264 --enable-xvid > > libavutil version: 49.0.0 > > libavcodec version: 51.8.0 > > libavformat version: 50.4.0 > > built on Apr 2 2007 10:02:29, gcc: 3.4.4 [FreeBSD] 20050518 > > > > Seems that stream 0 comes from film source: 24000.00 (24000/1) -> 23.98(24000/1001) > > Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'Diego-2.mp4': > > Duration: 00:42:45.1, start: 0.000000, bitrate: 1129 kb/s > > Stream #0.0(eng), 23.98 fps(r): Video: mpeg4, yuv420p, 640x480 > > Stream #0.1(eng): Audio: aac, 44100 Hz, stereo > > Output #0, mpeg, to '/tmp/foo.mpeg': > > Stream #0.0, 23.98 fps(c): Video: mpeg1video, yuv420p, 640x480, > > q=2-31, 200 kb/s > > Stream #0.1: Audio: mp2, 44100 Hz, stereo, 64 kb/s > > Stream mapping: > > Stream #0.0 -> #0.0 > > Stream #0.1 -> #0.1 > > [aac @ 0x28356028]FAAD library: cannot resolve faacDecGetErrorMessage in > > libfaad.so.0! > > Error while opening codec for input stream #0.1 > > > > > > Bill > > _______________________________________________ > > freebsd-multimedia@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-multimedia > > To unsubscribe, send any mail to " > > freebsd-multimedia-unsubscribe@freebsd.org" > > > >
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