[FFmpeg-cvslog] vf_pad: fix "vsub" variable value computation

[Stefano Sabatini]

ffmpeg | branch: release/0.8 | Stefano Sabatini <stefano.sabatini-lala at poste.it> | Mon Jul  4 11:15:14 2011 +0200| [af58dd479859001808a9b7c085e1d271b8e8962b] | committer: Reinhard Tartler

vf_pad: fix "vsub" variable value computation

It was shifting 2 rather than 1, +10l.

Signed-off-by: Anton Khirnov <anton at khirnov.net>
(cherry picked from commit 80de930a781c177dc54f3836f57aa8959597bcda)

Signed-off-by: Anton Khirnov <anton at khirnov.net>
Signed-off-by: Reinhard Tartler <siretart at tauware.de>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=af58dd479859001808a9b7c085e1d271b8e8962b
---

 libavfilter/vf_pad.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c
index 18873b8..d4d2b20 100644
--- a/libavfilter/vf_pad.c
+++ b/libavfilter/vf_pad.c
@@ -157,7 +157,7 @@ static int config_input(AVFilterLink *inlink)
     var_values[VAR_OUT_H] = var_values[VAR_OH] = NAN;
     var_values[VAR_A]     = (float) inlink->w / inlink->h;
     var_values[VAR_HSUB]  = 1<<pad->hsub;
-    var_values[VAR_VSUB]  = 2<<pad->vsub;
+    var_values[VAR_VSUB]  = 1<<pad->vsub;
 
     /* evaluate width and height */
     av_expr_parse_and_eval(&res, (expr = pad->w_expr),