When trying to encode a .mov file into a NTSC .avi file I receive the following: ffmpeg -i Invideo.mov -target ntsc-dv -vframes 1000 Outvideo.avi FFmpeg version SVN-r22717, Copyright (c) 2000-2010 the FFmpeg developers built on Mar 31 2010 16:34:43 with gcc 4.4.1 configuration: --enable-gpl --enable-nonfree --enable-version3 --enable-postpr oc --enable-avfilter --enable-avfilter-lavf --enable-x11grab --enable-memalign-h ack --enable-avisynth --enable-bzlib --enable-libopencore-amrnb --enable-libopen core-amrwb --enable-libfaac --enable-libfaad --enable-libmp3lame --enable-libnut --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-libvorbi s --enable-libx264 --enable-libxvid --enable-zlib --enable-libgsm --enable-pthre ads --enable-pic libavutil 50.13. 0 / 50.13. 0 libavcodec 52.61. 0 / 52.61. 0 libavformat 52.58. 0 / 52.58. 0 libavdevice 52. 2. 0 / 52. 2. 0 libavfilter 1.18. 0 / 1.18. 0 libswscale 0.10. 0 / 0.10. 0 libpostproc 51. 2. 0 / 51. 2. 0 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'Invideo.mov': Metadata: comment : EASTMAN KODAK COMPANY KODAK EASYSHARE Z1012 IS Digital Ca mera comment-eng : EASTMAN KODAK COMPANY KODAK EASYSHARE Z1012 IS Digital Ca mera Duration: 00:16:29.49, start: 0.000000, bitrate: 7974 kb/s Stream #0.0(eng): Video: mpeg4, yuv420p, 640x480 [PAR 1:1 DAR 4:3], 7707 kb/ s, 30.01 fps, 30 tbr, 231996 tbn, 30 tbc Stream #0.1(eng): Audio: pcm_mulaw, 16000 Hz, 2 channels, s16, 256 kb/s Output #0, dv, to 'Outvideo.avi': Metadata: encoder : Lavf52.58.0 Stream #0.0(eng): Video: dvvideo, yuv411p, 720x480 [PAR 8:9 DAR 4:3], q=2-31 , 200 kb/s, 90k tbn, 29.97 tbc Stream #0.1(eng): Audio: pcm_s16le, 48000 Hz, 2 channels, s16, 1536 kb/s Stream mapping: Stream #0.0 -> #0.0 Stream #0.1 -> #0.1 Press [q] to stop encoding [dvvideo @ 01bf6010]Can't process DV frame #998. Insufficient audio data or seve re sync problem. frame= 1000 fps= 38 q=0.0 Lsize= 116953kB time=33.30 bitrate=28770.5kbits/s video:117188kB audio:6244kB global headers:0kB muxing overhead -5.248484% The movie is completely unplayable, and I am unsure of how to fix "Can't process DV frame #998. Insufficient audio data or severe sync problem."