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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/filters.texi | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index f45134bda2..8c83b4e7a2 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -1728,6 +1728,20 @@ overlay input width and height @item w, h same as @var{overlay_w} and @var{overlay_h} + +@item eof_action +The action to take when EOF is encountered on the secondary input, accepts one +of the following values: + +@table @option +@item repeat +repeat the last frame (the default) +@item endall +end both streams +@item pass +pass through the main input +@end table + @end table Be aware that frames are taken from each input video in timestamp @@ -1753,6 +1767,11 @@ avconv -i input -i logo1 -i logo2 -filter_complex # add a transparent color layer on top of the main video, # WxH specifies the size of the main input to the overlay filter color=red@.3:WxH [over]; [in][over] overlay [out] + +# mask 10-20 seconds of a video by applying the delogo filter to a section +avconv -i test.avi -codec:v:0 wmv2 -ar 11025 -b:v 9000k +-vf '[in]split[split_main][split_delogo];[split_delogo]trim=start=360:end=371,delogo=0:0:640:480[delogoed];[split_main][delogoed]overlay=eof_action=pass[out]' +masked.avi @end example You can chain together more overlays but the efficiency of such |