lavfi/curves: do not automatically insert points at x=0 and x=1

There is actually a need for the origin and end point not to be defined.
We can not automatically insert them with the y value of the first and
last point as it will influence the curves in a wrong way.

Fixes #5397

1 files changed, 1 insertions, 0 deletions

diff --git a/Changelog b/Changelog
index 2bd18ec134..6affe97f0a 100644
--- a/Changelog
+++ b/Changelog
@@ -7,6 +7,7 @@ version <next>:
 - Changed metadata print option to accept general urls
 - Alias muxer for Ogg Video (.ogv)
 - VP8 in Ogg muxing
+- curves filter doesn't automatically insert points at x=0 and x=1 anymore
 
 
 version 3.1: