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using command

ffmpeg -i input.mpeg

get following results, then I want to look for correct commands to convert this video to the one iPad can play. Anyone familiwar with ffmpeg can give some helps ?

FFmpeg version 0.5.1, Copyright (c) 2000-2009 Fabrice Bellard, et al.
configuration: --prefix=/opt/local --disable-vhook --enable-gpl --enable-postproc --enable-swscale --enable-avfilter --enable-avfilter-lavf --enable-libmp3lame --enable-libvorbis --enable-libtheora --enable-libdirac --enable-libschroedinger --enable-libfaac --enable-libfaad --enable-libxvid --enable-libx264 --enable-nonfree --mandir=/opt/local/share/man --enable-shared --enable-pthreads --cc=/usr/bin/gcc-4.2 --arch=x86_64 libavutil 49.15. 0 / 49.15. 0
libavcodec 52.20. 1 / 52.20. 1
libavformat 52.31. 0 / 52.31. 0
libavdevice 52. 1. 0 / 52. 1. 0
libavfilter 1. 4. 0 / 1. 4. 0
libswscale 1. 7. 1 / 1. 7. 1
libpostproc 51. 2. 0 / 51. 2. 0
built on Jul 24 2010 17:53:01, gcc: 4.2.1 (Apple Inc. build 5664) Input #0, mpeg, from 'input.mpeg': Duration: 00:00:30.92, start: 0.220000, bitrate: 3544 kb/s Stream #0.0[0x1e0]: Video: mpeg1video, yuv420p, 1024x576 [PAR 1:1 DAR 16:9], 104857 kb/s, 25 tbr, 90k tbn, 25 tbc Stream #0.1[0x1c0]: Audio: mp2, 44100 Hz, stereo, s16, 128 kb/s