lavfi: math typo in interlace filter

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
Vittorio Giovara 2013-06-17 11:54:26 +02:00 committed by Luca Barbato
parent ee16a0ced0
commit cd0faeee62
1 changed files with 1 additions and 1 deletions

View File

@ -150,7 +150,7 @@ static void copy_picture_field(AVFrame *src_frame, AVFrame *dst_frame,
srcp_below = srcp; // there is no line below
for (i = 0; i < linesize; i++) {
// this calculation is an integer representation of
// '0.5 * current + 0.25 * above + 0.25 + below'
// '0.5 * current + 0.25 * above + 0.25 * below'
// '1 +' is for rounding.
dstp[i] = (1 + srcp[i] + srcp[i] + srcp_above[i] + srcp_below[i]) >> 2;
}