`PS C:\> C:\ffmpeg\bin\ffmpeg.exe -i 2004-04-18_11.17.20_Tape4.avi -c copy 2004
-04-18_11.17.20_Tape4.mp4
ffmpeg version N-81128-g54a0a52 Copyright (c) 2000-2016 the FFmpeg developers
  built with gcc 5.4.0 (GCC)
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-dxva2 --enable-libmfx --enable-nvenc --ena
ble-avisynth --enable-bzlib --enable-libebur128 --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv --ena
ble-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libfreetype --enable-libgme --enable-libgsm --e
nable-libilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-lib
openjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libsnappy --enable-libsoxr --enable-libspee
x --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx
--enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzim
g --enable-lzma --enable-decklink --enable-zlib
  libavutil      55. 28.100 / 55. 28.100
  libavcodec     57. 50.100 / 57. 50.100
  libavformat    57. 44.100 / 57. 44.100
  libavdevice    57.  0.102 / 57.  0.102
  libavfilter     6. 49.100 /  6. 49.100
  libswscale      4.  1.100 /  4.  1.100
  libswresample   2.  1.100 /  2.  1.100
  libpostproc    54.  0.100 / 54.  0.100
Input #0, avi, from '2004-04-18_11.17.20_Tape4.avi':
  Duration: 00:00:11.01, start: 0.000000, bitrate: 28899 kb/s
    Stream #0:0: Video: dvvideo, yuv411p, 720x480 [SAR 8:9 DAR 4:3], 25000 kb/s, 29.97 fps, 29.97 tbr, 29.97 tbn, 29.97
tbc
    Stream #0:1: Audio: pcm_s16le, 32000 Hz, stereo, s16, 1024 kb/s
    Stream #0:2: Audio: pcm_s16le, 32000 Hz, stereo, s16, 1024 kb/s
[mp4 @ 0000000000d36ec0] Using AVStream.codec to pass codec parameters to muxers is deprecated, use AVStream.codecpar in
stead.
    Last message repeated 1 times
[mp4 @ 0000000000d36ec0] Could not find tag for codec dvvideo in stream #0, codec not currently supported in container
Output #0, mp4, to '2004-04-18_11.17.20_Tape4.mp4':
  Metadata:
    encoder         : Lavf57.44.100
    Stream #0:0: Video: dvvideo, yuv411p, 720x480 [SAR 8:9 DAR 4:3], q=2-31, 25000 kb/s, 29.97 fps, 29.97 tbr, 29.97 tbn
, 29.97 tbc
    Stream #0:1: Audio: pcm_s16le, 32000 Hz, stereo, 1024 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (copy)
  Stream #0:1 -> #0:1 (copy)
Could not write header for output file #0 (incorrect codec parameters ?): Invalid argument`