From b5793ccd0d33b4cfa04f5ea900a047ab646f7b68 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian.droege@collabora.co.uk>
Date: Sat, 28 Mar 2009 11:51:01 +0100
Subject: [PATCH] videoscale: Use bilinear instead of 4tap scaling for heights
 < 4

Partially fixes bug #577054.
---
 gst/videoscale/gstvideoscale.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gst/videoscale/gstvideoscale.c b/gst/videoscale/gstvideoscale.c
index 7f35bcd78b..bceae21258 100644
--- a/gst/videoscale/gstvideoscale.c
+++ b/gst/videoscale/gstvideoscale.c
@@ -734,6 +734,9 @@ gst_video_scale_transform (GstBaseTransform * trans, GstBuffer * in,
   gst_video_scale_prepare_image (videoscale->format, out, dest, &dest_u,
       &dest_v);
 
+  if (src->height < 4 && method == GST_VIDEO_SCALE_4TAP)
+    method = GST_VIDEO_SCALE_BILINEAR;
+
   switch (method) {
     case GST_VIDEO_SCALE_NEAREST:
       GST_LOG_OBJECT (videoscale, "doing nearest scaling");