[gstreamer-bugs] [Bug 623384] New: [ffmpegcolorspace] Doesn't write last pixel for odd widths in packed 4:2:2 YUV->RGB conversion

GStreamer (bugzilla.gnome.org) bugzilla at gnome.org
Fri Jul 2 05:56:02 PDT 2010


https://bugzilla.gnome.org/show_bug.cgi?id=623384
  GStreamer | gst-plugins-base | 0.10.30

           Summary: [ffmpegcolorspace] Doesn't write last pixel for odd
                    widths in packed 4:2:2 YUV->RGB conversion
    Classification: Desktop
           Product: GStreamer
           Version: 0.10.30
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: blocker
          Priority: Normal
         Component: gst-plugins-base
        AssignedTo: gstreamer-bugs at lists.sourceforge.net
        ReportedBy: slomo at circular-chaos.org
         QAContact: gstreamer-bugs at lists.sourceforge.net
      GNOME target: ---
     GNOME version: ---


Attached patch fixes this, problem can easily be shown be this pipeline:

GST_REGISTRY_UPDATE=no G_SLICE=always-malloc valgrind --track-origins=yes
../../../gstreamer/tools/.libs/gst-launch-0.10 videotestsrc num-buffers=1 !
ffmpegcolorspace !
"video/x-raw-rgb,bpp=32,depth=32,alpha_mask=255,width=641,height=481" !
videoscale method=2 ! "video/x-raw-rgb,width=111,height=30" ! fakesink

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