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  1. Member
    Join Date
    Aug 2007
    Location
    United Kingdom
    Search Comp PM
    Hello video experts,

    I am trying to convert a .avi file to h264 using ffmpeg.

    My machine is running windows xp sp 2 and i have downloaded the lastest version of the ffmpeg files.

    However when ffmpeg runs, all i get is a windows send/don't send error box. Does anybody know what i am doing wrong?

    There is a dump of the output below.

    Many thanks

    Vert



    C:\ffmpeg>ffmpeg -i test.avi -f h264 -vcodec libx264 -s 672x576 -r 25 test.mov

    FFmpeg version SVN-r12665, Copyright (c) 2000-2008 Fabrice Bellard, et al.
    configuration: --enable-gpl --enable-postproc --enable-swscale --enable-avfilt
    er-lavf --enable-pthreads --enable-liba52 --enable-avisynth --enable-libfaac --e
    nable-libfaad --enable-libgsm --enable-memalign-hack --enable-libmp3lame --enabl
    e-libnut --enable-libtheora --enable-libvorbis --enable-libx264 --enable-libxvid
    --cpu=i686 --extra-ldflags=-static
    libavutil version: 49.6.0
    libavcodec version: 51.54.0
    libavformat version: 52.13.0
    libavdevice version: 52.0.0
    built on Apr 2 2008 22:35:11, gcc: 4.2.3
    Input #0, avi, from 'test.avi':
    Duration: 00:00:22.5, start: 0.000000, bitrate: 30345 kb/s
    Stream #0.0: Video: dvvideo, yuv420p, 720x576, 25.00 tb(r)
    Stream #0.1: Audio: pcm_s16le, 48000 Hz, stereo, 1536 kb/s
    Output #0, h264, to 'test.mov':
    Stream #0.0: Video: libx264, yuv420p, 672x576, q=2-31, 200 kb/s, 25.00 tb(c)

    Stream mapping:
    Stream #0.0 -> #0.0
    [libx264 @ 00ABC290]using cpu capabilities: MMX MMXEXT SSE SSE2 SSE3 Cache64
    Press [q] to stop encoding
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  2. Member GMaq's Avatar
    Join Date
    Mar 2004
    Location
    Canada
    Search Comp PM
    Hi,

    You might want to try WinFF, it is a GUI frontend for ffmpeg and comes with a very stable (ver 9017), if not the latest version of ffmpeg built-in. It is very light on resources as well and comes with optimized presets for most common applications and conversions including many h.264 ones. You have to be very picky about which version of ffmpeg you use, it is under constant development and it's API gets revised regularly which can sometimes lead to instability with specific codecs. They also change their codec naming conventions so some versions will identify codecs by their actual name "-vcodec h264" or by their supporting library name "-vcodec libx264".

    AutoFF is also a great ffmpeg GUI and it's developer is a member here "buzzqw", it is perhaps better suited to the very latest ffmpeg versions.

    To summarize WinFF is stable, simple and has many of the optimized presets included, AutoFF gives more flexibility to tweak if you know what changes you want to make and is easier to integrate latest ffmpeg versions.
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  3. Member
    Join Date
    Aug 2007
    Location
    United Kingdom
    Search Comp PM
    Hello

    Thanks for the link.

    I download and WinFF and encoded a couple of files.

    The first one i chose MP4 and h264 but quicktime tells me that it isn't a movie.

    The second file I encoded to Quicktime. this one plays in QT but the quality is low.

    i'll look up autoFF and see if theres any difference

    Many thanks

    Vert
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  4. Member
    Join Date
    Dec 2004
    Location
    Triptonia
    Search Comp PM
    if you're looking for a ffmpeg gui, this is the one
    Avanti

    yes i know what's wrong.
    your ffmpeg version crashes with libx264 and sse2 instructions.

    use a build from here:
    http://arrozcru.no-ip.org/ffmpeg_builds/


    tripp
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  5. Member
    Join Date
    Aug 2007
    Location
    United Kingdom
    Search Comp PM
    Thanks for the replies guys.

    AutoFF fail miserably also.....i have a mov file but no video and partial audio.

    I will try your links now 45tripp.
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  6. Member
    Join Date
    Aug 2007
    Location
    United Kingdom
    Search Comp PM
    Excellent!

    I download your version of FFMpeg, 45tripp.

    It work great now, even from my original command line.

    Many, many thanks

    Vert
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