scale: make the filter parametric
authorStefano Sabatini <stefano.sabatini-lala@poste.it>
Sun, 27 Mar 2011 20:58:08 +0000 (22:58 +0200)
committerAnton Khirnov <anton@khirnov.net>
Tue, 26 Apr 2011 05:29:29 +0000 (07:29 +0200)
commit68e23c083a5d907748481e962ee38abbcb167174
tree14965807ae57a14f7120c876a63c8ac8085d6956
parentb137bf7df35b3cc792d8cd645a47c4f1d8f1d58f
scale: make the filter parametric

Make the filter accept parametric expressions for the output video
size.

Signed-off-by: Stefano Sabatini <stefano.sabatini-lala@poste.it>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
doc/filters.texi
libavfilter/vf_scale.c