[Bug 709408] New: audioconvert: modifies buffer mapped for READ

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=709408
  GStreamer | gst-plugins-base | git

           Summary: audioconvert: modifies buffer mapped for READ
    Classification: Platform
           Product: GStreamer
           Version: git
        OS/Version: All
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: gst-plugins-base
        AssignedTo: gstreamer-bugs at lists.freedesktop.org
        ReportedBy: matej.knopp at gmail.com
         QAContact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---


Created an attachment (id=256443)
 --> (https://bugzilla.gnome.org/attachment.cgi?id=256443)
audioconvert: map memory as readwrite if buffer is writable

the input buffer is always mapped as READ, even if the data gets modified. This
causes problem when the memory is shared between multiple buffers.

(patch might need rebasing, let me know if it does).

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