ffmpeg version N-31480-g8bc3a48, Copyright (c) 2000-2011 the FFmpeg developers built on Jul 14 2011 23:37:53 with gcc 4.4.2 configuration: --enable-static --disable-shared --disable-ffplay --disable-ffserver --enable-memalign-hack --enable-libmp3lame --enable-librtmp --extra-libs='-lrtmp -lpolarssl -lws2_32 -lwinmm' --arch=x86 --enable-runtime-cpudetect --enable-pthreads --target-os=mingw32 --cross-prefix=i686-mingw32- --pkg-config=pkg-config libavutil 51. 11. 0 / 51. 11. 0 libavcodec 53. 8. 0 / 53. 8. 0 libavformat 53. 6. 0 / 53. 6. 0 libavdevice 53. 2. 0 / 53. 2. 0 libavfilter 2. 25. 0 / 2. 25. 0 libswscale 2. 0. 0 / 2. 0. 0 [wmv3 @ 03610060] Extra data: 8 bits left, value: 0 Seems stream 1 codec frame rate differs from container frame rate: 1000.00 (1000/1) -> 29.97 (30000/1001) Input #0, asf, from 'D:\Video\Miscellaneous\Womens_Sprint.wmv': Metadata: WMFSDKVersion : 12.0.7600.16385 WMFSDKNeeded : 0.0.0.0000 WM/EncodingTime : 1844674 IsVBR : 0 MediaFoundationVersion: 2.112 Duration: 00:18:29.77, start: 0.000000, bitrate: 2983 kb/s Stream #0.0(eng): Audio: wmav2, 48000 Hz, 2 channels, s16, 192 kb/s Stream #0.1(eng): Video: wmv3 (Main), yuv420p, 720x480, 2799 kb/s, PAR 1:1 DAR 3:2, 29.97 tbr, 1k tbn, 1k tbc At least one output file must be specified