Watermark u video klipu

Watermark (vodeni žig) u PNG formatu i video (MOV, MP4,...) moraju biti u $HOME direktoriju.

ffmpeg (testirano na Ubuntu 14.04 i Ubuntu 16.04)

Dno-desno:
ffmpeg -i input.MOV -i watermark.png -filter_complex "overlay=1500:1000" output.MOV

Gori-lijevo:
ffmpeg -i input.MOV -i watermark.png -filter_complex "overlay=200:200" output.MOV

Sredina:
ffmpeg -i input.MOV -i watermark.png \
-filter_complex "overlay=x=(main_w-overlay_w)/2:y=(main_h-overlay_h)/2" output.MOV

avconv (libav-tools) (testirano na Ubuntu 16.04)

avconv -i input.MOV -i watermark.png -filter_complex 'overlay=x=main_w-overlay_w-100:y=main_h-overlay_h-100' output.MOV