swfdec/swfdec_convolution_matrix.h

   1 /* Swfdec
   2  * Copyright (C) 2008 Benjamin Otte <otte@gnome.org>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA  02110-1301  USA
  18  */
  19
  20 #ifndef _SWFDEC_CONVOLUTION_MATRIX_H_
  21 #define _SWFDEC_CONVOLUTION_MATRIX_H_
  22
  23 #include <glib.h>
  24
  25 G_BEGIN_DECLS
  26
  27
  28 typedef struct _SwfdecConvolutionMatrix SwfdecConvolutionMatrix;
  29
  30 SwfdecConvolutionMatrix *
  31                 swfdec_convolution_matrix_new           (guint                          width,
  32                                                          guint                          height);
  33 void            swfdec_convolution_matrix_free          (SwfdecConvolutionMatrix *      matrix);
  34
  35 void            swfdec_convolution_matrix_set           (SwfdecConvolutionMatrix *      matrix,
  36                                                          guint                          x,
  37                                                          guint                          y,
  38                                                          double                         value);
  39 double          swfdec_convolution_matrix_get           (SwfdecConvolutionMatrix *      matrix,
  40                                                          guint                          x,
  41                                                          guint                          y);
  42 guint           swfdec_convolution_matrix_get_width     (SwfdecConvolutionMatrix *      matrix);
  43 guint           swfdec_convolution_matrix_get_height    (SwfdecConvolutionMatrix *      matrix);
  44 void            swfdec_convolution_matrix_apply         (SwfdecConvolutionMatrix *      matrix,
  45                                                          guint                          width,
  46                                                          guint                          height,
  47                                                          guint8 *                       tdata,
  48                                                          guint                          tstride,
  49                                                          const guint8 *                 sdata,
  50                                                          guint                          sstride);
  51
  52
  53 G_END_DECLS
  54 #endif