ffmpeg -i '.\Clip0034.MXF' -c:v h264 -c:a aac -preset slow -crf 22 -strict -2 Clip0034.mp4 ffmpeg version N-73361-g03b2b40 Copyright (c) 2000-2015 the FFmpeg developers built with gcc 4.9.2 (GCC) configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libdcadec --enable-libfreetype --enable-libgme --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-lzma --enable-decklink --enable-zlib libavutil 54. 27.100 / 54. 27.100 libavcodec 56. 46.100 / 56. 46.100 libavformat 56. 40.100 / 56. 40.100 libavdevice 56. 4.100 / 56. 4.100 libavfilter 5. 19.100 / 5. 19.100 libswscale 3. 1.101 / 3. 1.101 libswresample 1. 2.100 / 1. 2.100 libpostproc 53. 3.100 / 53. 3.100 Guessed Channel Layout for Input Stream #0.1 : mono Guessed Channel Layout for Input Stream #0.2 : mono Guessed Channel Layout for Input Stream #0.3 : mono Guessed Channel Layout for Input Stream #0.4 : mono Input #0, mxf, from '.\Clip0034.MXF': Metadata: uid : dfe46b0a-2780-122b-9c6e-000000000000 generation_uid : dfe46b14-2780-122b-aabf-000000000000 company_name : Sony product_name : Mem product_version : 2.00 product_uid : ffffffff-ffff-ffff-ffff-ffffffffffff modification_date: 2014-05-22 14:59:58 material_package_umid: 0x060A2B340101010501010D4313000000A37BFE9F996705CD98F170FFFE22E9F2 timecode : 04:46:28:44 Duration: 00:40:06.24, start: 0.000000, bitrate: 51430 kb/s Stream #0:0: Video: h264 (High 4:2:2), yuv422p10le, 1280x720 [SAR 1:1 DAR 16:9], 50 fps, 50 tbr, 50 tbn, 100 tbc Metadata: file_package_umid: 0x060A2B340101010501010D4313000000A47BFE9F996705CD98F170FFFE22E9F2 Stream #0:1: Audio: pcm_s24le, 48000 Hz, 1 channels, s32 (24 bit), 1152 kb/s Metadata: file_package_umid: 0x060A2B340101010501010D4313000000A47BFE9F996705CD98F170FFFE22E9F2 Stream #0:2: Audio: pcm_s24le, 48000 Hz, 1 channels, s32 (24 bit), 1152 kb/s Metadata: file_package_umid: 0x060A2B340101010501010D4313000000A47BFE9F996705CD98F170FFFE22E9F2 Stream #0:3: Audio: pcm_s24le, 48000 Hz, 1 channels, s32 (24 bit), 1152 kb/s Metadata: file_package_umid: 0x060A2B340101010501010D4313000000A47BFE9F996705CD98F170FFFE22E9F2 Stream #0:4: Audio: pcm_s24le, 48000 Hz, 1 channels, s32 (24 bit), 1152 kb/s Metadata: file_package_umid: 0x060A2B340101010501010D4313000000A47BFE9F996705CD98F170FFFE22E9F2 Stream #0:5: Data: none Metadata: file_package_umid: 0x060A2B340101010501010D4313000000A47BFE9F996705CD98F170FFFE22E9F2 data_type : vbi_vanc_smpte_436M No pixel format specified, yuv422p for H.264 encoding chosen. Use -pix_fmt yuv420p for compatibility with outdated media players.