[Bug 721701] videoconvert: I420 to BGRA conversion is slower than in 0.10

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=721701
  GStreamer | gst-plugins-base | 1.2.2

--- Comment #15 from Wim Taymans <wim.taymans at gmail.com> 2014-01-10 09:18:39 UTC ---
with scaling;

gst-launch-0.10 -v videotestsrc num-buffers=1000 ! video/x-raw-yuv\,\
format\=\(fourcc\)I420\,\ width\=\(int\)1024\,\ height\=\(int\)576\,\
pixel-aspect-ratio\=\(fraction\)1/1\,\
interlace-mode\=\(string\)progressive\,framerate\=\(fraction\)30/1 ! videoscale
! ffmpegcolorspace ! 'video/x-raw-rgb, bpp=(int)32, depth=(int)24,
endianness=(int)4321, red_mask=(int)65280, green_mask=(int)16711680,
blue_mask=(int)-16777216, width=(int)1280, height=(int)720,
framerate=(fraction)30/1, pixel-aspect-ratio=(fraction)1/1,
interlace-mode=(string)progressive' ! fakesink silent=1 -v

0.10: Execution ended after 17131772544 ns.

gst-launch-1.0 -v videotestsrc num-buffers=1000 ! video/x-raw\,\
format\=\(string\)I420\,\ width\=\(int\)1024\,\ height\=\(int\)576\,\
pixel-aspect-ratio\=\(fraction\)1/1\,\ interlace-mode\=\(string\)progressive\,\
colorimetry\=\(string\)bt709\,\ framerate\=\(fraction\)30/1 ! videoscale !
videoconvert ! 'video/x-raw, format=(string)BGRx,width=(int)1280,
height=(int)720' ! fakesink

1.3 git: Execution ended after 0:00:15.854307283

gst-launch-1.0 -v videotestsrc num-buffers=1000 ! video/x-raw\,\
format\=\(string\)I420\,\ width\=\(int\)1024\,\ height\=\(int\)576\,\
pixel-aspect-ratio\=\(fraction\)1/1\,\ interlace-mode\=\(string\)progressive\,\
colorimetry\=\(string\)bt709\,\ framerate\=\(fraction\)30/1 ! videoscale !
videoconvert ! 'video/x-raw, format=(string)BGRx,width=(int)1280,
height=(int)720' ! fakesink

1.2: Execution ended after 0:00:31.374607459

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