[FFmpeg-cvslog] doc/filters: document bit-depth independent cropdetect limit

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Dec 31 03:01:19 2014 +0100| [037b527d62500cfde89d3bda5d4ac04ce8b8d959] | committer: Michael Niedermayer

doc/filters: document bit-depth independent cropdetect limit

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=037b527d62500cfde89d3bda5d4ac04ce8b8d959
---

 doc/filters.texi |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/doc/filters.texi b/doc/filters.texi
index 261fd24..1e2567e 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -3303,8 +3303,10 @@ It accepts the following parameters:
 
 @item limit
 Set higher black value threshold, which can be optionally specified
-from nothing (0) to everything (255). An intensity value greater
-to the set value is considered non-black. It defaults to 24.
+from nothing (0) to everything (255 for 8bit based formats). An intensity
+value greater to the set value is considered non-black. It defaults to 24.
+You can also specify a value between 0.0 and 1.0 which will be scaled depending
+on the bitdepth of the pixel format.
 
 @item round
 The value which the width/height should be divisible by. It defaults to