ddan@ddan-VirtualBox:~/Desktop/ffmpeg-arm/FFmpeg$ ./ffmpeg -i "test_vd_1d.264" -c:v copy -f mp4 "yaaa.mp4"
ffmpeg version N-85453-g27ebdcf Copyright (c) 2000-2017 the FFmpeg developers
  built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.4) 20160609
  configuration: --disable-everything --enable-protocol=file --enable-muxer=mp4 --enable-parser=h264 --enable-demuxer=h264 --enable-ffmpeg --enable-small
  libavutil      55. 60.101 / 55. 60.101
  libavcodec     57. 92.100 / 57. 92.100
  libavformat    57. 72.100 / 57. 72.100
  libavdevice    57.  7.100 / 57.  7.100
  libavfilter     6. 84.101 /  6. 84.101
  libswscale      4.  7.100 /  4.  7.100
  libswresample   2.  8.100 /  2.  8.100
[h264 @ 0xeea3a0] Could not find codec parameters for stream 0 (Video: h264, none(progressive)): unspecified size
Consider increasing the value for the 'analyzeduration' and 'probesize' options
Input #0, h264, from 'test_vd_1d.264':
  Duration: N/A, bitrate: N/A
    Stream #0:0: Video: h264, none(progressive), 12.50 fps, 25 tbr, 1200k tbn, 25 tbc
File 'yaaa.mp4' already exists. Overwrite ? [y/N] y
[mp4 @ 0xeec4a0] dimensions not set
Could not write header for output file #0 (incorrect codec parameters ?): Invalid argument
Stream mapping:
  Stream #0:0 -> #0:0 (copy)
    Last message repeated 1 times
ddan@ddan-VirtualBox:~/Desktop/ffmpeg-arm/FFmpeg$