[FFmpeg-user] ffmpeg conversion for youtube & vimeo

[Maxim Kozlov]

try
ffmpeg -i AVSEQ01.DAT -acodec libfaac -vcodec libx264 -movflags faststart
-f mp4 out.mp4


2013/8/28 J. Bakshi (জ. বকসী ) <j.bakshi at unlimitedmail.org>

> Dear list,
>
> I like to upload videos to vimeo and youtube.
>
> Hence I need to convert .dat .vom & .avi to mp4
>
> I have already converted .dat -> .mp4 with the following
>
>  ffmpeg -i AVSEQ01.DAT -acodec libfaac -vcodec libx264 out.mp4
>
> and when try to play the .mp4 with ffplay I get the following error
>
> ffplay out.mp4
>
> ffplay version 0.11.1 Copyright (c) 2003-2012 the FFmpeg developers
>   built on Aug 11 2012 08:15:54 with gcc 4.7.1
>   configuration: --prefix=/usr --extra-cflags='-g -O2 -fstack-protector
> --param=ssp-buffer-size=4 -Wformat -Werror=format-security '
> --extra-ldflags='-Wl,-z,relro' --cc='ccache cc' --enable-shared
> --enable-libmp3lame --enable-gpl --enable-nonfree
> --disable-decoder=libdirac --enable-libvorbis --enable-pthreads
> --enable-libfaac --enable-libxvid --enable-postproc --enable-x11grab
> --enable-libgsm --enable-libtheora --enable-libopencore-amrnb
> --enable-libopencore-amrwb --enable-libx264 --enable-libspeex
> --enable-nonfree --disable-stripping --enable-libschroedinger
> --disable-encoder=libschroedinger --enable-version3 --enable-libopenjpeg
> --enable-libvpx --enable-librtmp --enable-avfilter --enable-libfreetype
> --enable-libvo-aacenc --disable-decoder=amrnb --enable-libvo-amrwbenc
> --enable-libaacplus --libdir=/usr/lib/x86_64-linux-gnu --disable-vda
> --enable-libbluray --enable-libcdio --enable-gnutls --enable-frei0r
> --enable-openssl --enable-libass --enable-libdc1394 --disable-altivec -!
>  -disable-armv5te --disable-armv6 -  libavutil      51. 54.100 / 51. 54.100
>   libavcodec     54. 23.100 / 54. 23.100
>   libavformat    54.  6.100 / 54.  6.100
>   libavdevice    54.  0.100 / 54.  0.100
>   libavfilter     2. 77.100 /  2. 77.100
>   libswscale      2.  1.100 /  2.  1.100
>   libswresample   0. 15.100 /  0. 15.100
>   libpostproc    52.  0.100 / 52.  0.100
> ALSA lib pcm_dmix.c:1022:(snd_pcm_dmix_open) unable to open slave
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7f280c0008c0] moov atom not found
> out.mp4: Invalid data found when processing input
>
>
> Though ffplay is able to play some other mp4 downloaded from youtube.
>
> What might be the issue here ?
>
> Suggestion of ffmpeg parameters for best compression regarding youtube and
> vimeo isvery much welcome.
>
> Is winFF good for the job ?
>
> Thanks
>
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