avfilter/vf_blend: add freeze and heat modes

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

1 files changed, 2 insertions, 0 deletions

diff --git a/libavfilter/blend.h b/libavfilter/blend.h
index ccef13618e..f0712ff250 100644
--- a/libavfilter/blend.h
+++ b/libavfilter/blend.h
@@ -56,6 +56,8 @@ enum BlendMode {
     BLEND_GLOW,
     BLEND_ADDITION128,
     BLEND_MULTIPLY128,
+    BLEND_HEAT,
+    BLEND_FREEZE,
     BLEND_NB
 };