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Viewing changes to src/post/deinterlace/plugins/tomsmocomp/SearchLoopOddA6.inc

  • Committer: Bazaar Package Importer
  • Author(s): Martin Pitt
  • Date: 2005-12-15 13:13:45 UTC
  • mfrom: (0.1.2 upstream)
  • Revision ID: james.westby@ubuntu.com-20051215131345-8n4osv1j7fy9c1s1
* SECURITY UPDATE: Fix arbitrary code execution with crafted PNG images in
  embedded ffmpeg copy.
* src/libffmpeg/libavcodec/utils.c, avcodec_default_get_buffer(): Apply
  upstream patch to fix buffer overflow on decoding of small PIX_FMT_PAL8
  PNG files.
* References:
  CVE-2005-4048
  http://mplayerhq.hu/pipermail/ffmpeg-devel/2005-November/005333.html
  http://www1.mplayerhq.hu/cgi-bin/cvsweb.cgi/ffmpeg/libavcodec/
  utils.c.diff?r1=1.161&r2=1.162&cvsroot=FFMpeg

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src/post/deinterlace/plugins/tomsmocomp/SearchLoopOddA6.inc
 
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// -*- c++ -*-
 
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// Searches 3 pixels to the left and right, in both the old
 
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//  and new fields, but takes averages. These are odd
 
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// pixel addresses. Any chroma match will not be used. (YUY2)
 
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        MERGE4PIXavg("-6(%%"XDI")", "6(%%"XSI", %%"XCX", 2)")  // up left, down right
 
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        MERGE4PIXavg("6(%%"XDI")", "-6(%%"XSI", %%"XCX", 2)")  // up right, down left
 
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        MERGE4PIXavg("-6(%%"XDI", %%"XCX")", "6(%%"XSI", %%"XCX")") // left, right
 
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        MERGE4PIXavg("6(%%"XDI", %%"XCX")", "-6(%%"XSI", %%"XCX")") // right, left
 
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        MERGE4PIXavg("-6(%%"XDI", %%"XCX", 2)", "6(%%"XSI")")   // down left, up right
 
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        MERGE4PIXavg("6(%%"XDI", %%"XCX", 2)", "-6(%%"XSI")")   // down right, up left