[FFmpeg-user] Ffmpeg fails to convert webm files when h264_nvenc forced

oktay eşgül oktayesgul at gmail.com
Wed Feb 28 12:41:20 EET 2018


Thank you very much Moritz for your feedbacks and help.

On 28 Feb 2018 Wed at 13:32 Moritz Barsnick <barsnick at gmx.net> wrote:

> On Wed, Feb 28, 2018 at 11:30:28 +0100, Moritz Barsnick wrote:
> >
>  [0:v]drawtext=fontfile=/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf:x=8:y=8:fontsize=16:fontcolor=yellow at 1:expansion=strftime:basetime=1518172680000000:text='%Y-%m-%d
> %H-%M-%S[vout]' \
> >    -map '[vout]' -map '[aout]' -c:v h264_nvenc -c:a libvorbis -shortest
> final_font_test.webm
> >
> > (Untested.)
>
> D'uh. Of course, "-c:v h264_nvenc -c:a libvorbis -shortest
> final_font_test.webm" is the part that won't work. Please replace the
> video codec, or choose .mkv as file suffix.
>
> Moritz
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