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  1. Member
    Join Date
    Feb 2007
    Location
    United States
    Search Comp PM
    OK so I just downloaded the ffmpegX and install all the requested binaries. I got this app because I want to convert video to 3gp format. When I try to do this however I get a zero kb file (blank file 'video.3gp') This also occurs if I choose .MP4 mpeg-4 as the convert to type. However if I choose h.264 mencoder as the covert to type I get a working .mp4 video file output. Convert to .avi seems to works as well.

    I could use some help getting my video to .3gp format

    Thanks

  2. I'm a MEGA Super Moderator Baldrick's Avatar
    Join Date
    Aug 2000
    Location
    Sweden
    Search Comp PM
    please post in the ffmpegX forum. moving you.

  3. Explorer Case's Avatar
    Join Date
    Feb 2004
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    Middle Earth
    Search Comp PM
    Best to look in the log . An error mentioned in there may have a simple fix.

  4. Member
    Join Date
    Feb 2007
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    United States
    Search Comp PM
    where's the log file?

  5. Member
    Join Date
    Feb 2007
    Location
    United States
    Search Comp PM
    found it

    heres the log:

    FFmpeg version CVS, Copyright (c) 2000-2004 Fabrice Bellard
    Mac OSX universal build for ffmpegX
    libavutil version: 49.0.0
    libavcodec version: 51.9.0
    libavformat version: 50.4.0
    [mov,mp4,m4a,3gp,3g2,mj2 @ 0x4701fc]negative ctts, ignoring
    Wed Feb 7 18:22:44 EST 2007
    m '/Users/trillion/Desktop/css_alala.mov':
    Duration: 00:03:58.4, start: 0.000000, bitrate: 308 kb/s
    Stream #0.0(eng): Audio: aac, 32000 Hz, stereo
    Stream #0.1(eng), 15.00 fps(r): Video: h264, yuv420p, 320x240
    Codec type mismatch for mapping #0.0 -> #0.0


    I see the words ignoring and mismatch but don't know where to go with it

    any suggestions?

  6. Explorer Case's Avatar
    Join Date
    Feb 2004
    Location
    Middle Earth
    Search Comp PM
    Originally Posted by trillion
    Stream #0.0: Audio
    Stream #0.1: Video
    Codec type mismatch for mapping #0.0 -> #0.0
    The audio stream is listed before the video stream, resulting here in a mismatch for mapping.
    Tick the Invert mapping checkbox in the Audio tab. Then try again.

  7. Member
    Join Date
    Feb 2007
    Location
    United States
    Search Comp PM
    Yes thanks
    that fixed it!




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