In libavfilter, use consistently "Copyright (c)" in the license

headers.

Originally committed as revision 25838 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavfilter/allfilters.c

 /*
  * filter registration
- * copyright (c) 2008 Vitor Sessak
+ * Copyright (c) 2008 Vitor Sessak
  *
  * This file is part of FFmpeg.
  *

libavfilter/avfilter.c

 /*
  * filter layer
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/avfilter.h

 /*
  * filter layer
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/avfiltergraph.c

 /*
  * filter graphs
- * copyright (c) 2008 Vitor Sessak
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2008 Vitor Sessak
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/defaults.c

 /*
  * Filter layer - default implementations
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/formats.c

 /*
  * Filter layer - format negotiation
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/graphparser.c

 /*
  * filter graph parser
- * copyright (c) 2008 Vitor Sessak
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2008 Vitor Sessak
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_blackframe.c

 /*
- * Copyright (C) 2010 Stefano Sabatini
- * Copyright (C) 2006 Ivo van Poorten
- * Copyright (C) 2006 Julian Hall
- * Copyright (C) 2002-2003 Brian J. Murrell
+ * Copyright (c) 2010 Stefano Sabatini
+ * Copyright (c) 2006 Ivo van Poorten
+ * Copyright (c) 2006 Julian Hall
+ * Copyright (c) 2002-2003 Brian J. Murrell
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_crop.c

 /*
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_cropdetect.c

 /*
- * Copyright (C) 2002 A'rpi
+ * Copyright (c) 2002 A'rpi
  * This file is part of FFmpeg.
  *
  * FFmpeg is free software; you can redistribute it and/or modify

libavfilter/vf_drawbox.c

 /*
- * Copyright (C) 2008 Affine Systems, Inc (Michael Sullivan, Bobby Impollonia)
+ * Copyright (c) 2008 Affine Systems, Inc (Michael Sullivan, Bobby Impollonia)
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_fifo.c

 /*
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_format.c

 /*
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_frei0r.c

 /*
- * copyright (c) 2010 Stefano Sabatini
+ * Copyright (c) 2010 Stefano Sabatini
  * This file is part of FFmpeg.
  *
  * FFmpeg is free software; you can redistribute it and/or

libavfilter/vf_libopencv.c

 /*
- * copyright (c) 2010 Stefano Sabatini
+ * Copyright (c) 2010 Stefano Sabatini
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_pad.c

 /*
- * copyright (c) 2008 vmrsss
- * copyright (c) 2009 Stefano Sabatini
+ * Copyright (c) 2008 vmrsss
+ * Copyright (c) 2009 Stefano Sabatini
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_pixdesctest.c

 /*
+ * Copyright (c) 2009 Stefano Sabatini
+ *
  * This file is part of FFmpeg.
- * copyright (C) 2009 Stefano Sabatini
  *
  * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public

libavfilter/vf_scale.c

 /*
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_settb.c

 /*
- * Copyright (C) 2010 Stefano Sabatini
+ * Copyright (c) 2010 Stefano Sabatini
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_slicify.c

 /*
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_transpose.c

 /*
- * Copyright (C) 2010 Stefano Sabatini
- * Copyright (C) 2008 Vitor Sessak
+ * Copyright (c) 2010 Stefano Sabatini
+ * Copyright (c) 2008 Vitor Sessak
  *
  * This file is part of FFmpeg.
  *

libavfilter/vf_unsharp.c

 /*
- * Ported to FFmpeg from MPlayer libmpcodecs/unsharp.c
- * Original copyright (C) 2002 Remi Guyomarch <rguyom@pobox.com>
- * Port copyright (C) 2010 Daniel G. Taylor <dan@programmer-art.org>
+ * Original copyright (c) 2002 Remi Guyomarch <rguyom@pobox.com>
+ * Port copyright (c) 2010 Daniel G. Taylor <dan@programmer-art.org>
  * Relicensed to the LGPL with permission from Remi Guyomarch.
  *
  * This file is part of FFmpeg.
@@ -23,7 +22,8 @@
 
 /**
  * @file
- * blur / sharpen filter
+ * blur / sharpen filter, ported to FFmpeg from MPlayer
+ * libmpcodecs/unsharp.c.
  *
  * This code is based on:
  *

libavfilter/vf_vflip.c

 /*
- * copyright (c) 2007 Bobby Bingham
+ * Copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *