avfilter/vf_vectorscope: make it possible to override colorspace

Signed-off-by: Paul B Mahol <onemda@gmail.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/doc/filters.texi b/doc/filters.texi
index d5d619e35d..1f86c04a0a 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -12656,6 +12656,15 @@ Values higher than this value will be ignored. Default is 1.
 Note this value is multiplied with actual max possible value one pixel component
 can have. So for 8-bit input and high threshold value of 0.9 actual threshold
 is 0.9 * 255 = 230.
+
+@item colorspace, c
+Set what kind of colorspace to use when drawing graticule.
+@table @samp
+@item auto
+@item 601
+@item 709
+@end table
+Default is auto.
 @end table
 
 @anchor{vidstabdetect}