[Bug 707758] New: [v4l2] Incorrect UV plane stride value for NV12/NV21 formats

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=707758
  GStreamer | gst-plugins-good | 1.0.9

           Summary: [v4l2] Incorrect UV plane stride value for NV12/NV21
                    formats
    Classification: Platform
           Product: GStreamer
           Version: 1.0.9
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: major
          Priority: Normal
         Component: gst-plugins-good
        AssignedTo: gstreamer-bugs at lists.freedesktop.org
        ReportedBy: andreea.fulger at parrot.com
         QAContact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---


Created an attachment (id=254474)
 View: https://bugzilla.gnome.org/attachment.cgi?id=254474
 Review: https://bugzilla.gnome.org/review?bug=707758&attachment=254474

This is a patch that fixes the bug.

In the case of NV12/NV21 formats, the stride of both Y and UV planes is the
same, whereas the formula used (gst_v4l2_buffer_pool_alloc_buffer) doesn't take
into account this particularity.

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