forked from AuroraMiddleware/gtk
94dcec33c1
2007-05-16 Brian Cameron <brian.cameron@sun.com>
* acconfig.h, configure.in, gdk/Makefile.am, gdkprivate.h, gdkrgb.c,
gdkdraw.c, gdk-pixbuf/gdk-pixbuf-scale.c,
gdk-pixbuf/pixops/Makefile.am, gdk-pixbuf/pixops/pixops.[ch],
gdk-pixbuf/pixops/timescale.c: Add Sun mediaLib support so that
hardware acceleration via mediaLib is enabled if mediaLib is
detected via configure. Enhancement request #344813. I was given
permission to commit in the bug report by Matthias Clasen.
* gdk/medialib.[ch]: New files added for mediaLib support.
* docs/reference/gdk-pixbuf/tmpl/scaling.sgml,
docs/reference/gdk/tmpl/rgb.sgml, gdk/gdkdraw.c: Add docs for
mediaLib support.
svn path=/trunk/; revision=17855
121 lines
5.6 KiB
C
121 lines
5.6 KiB
C
/*
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* Copyright (C) 2000 Red Hat, Inc
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef PIXOPS_H
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#define PIXOPS_H
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#include <glib.h>
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/* Interpolation modes; must match GdkInterpType */
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typedef enum {
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PIXOPS_INTERP_NEAREST,
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PIXOPS_INTERP_TILES,
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PIXOPS_INTERP_BILINEAR,
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PIXOPS_INTERP_HYPER
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} PixopsInterpType;
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/* Scale src_buf from src_width / src_height by factors scale_x, scale_y
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* and composite the portion corresponding to
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* render_x, render_y, render_width, render_height in the new
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* coordinate system into dest_buf starting at 0, 0
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*/
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void _pixops_composite (guchar *dest_buf,
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int dest_width,
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int dest_height,
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int dest_rowstride,
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int dest_channels,
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int dest_has_alpha,
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const guchar *src_buf,
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int src_width,
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int src_height,
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int src_rowstride,
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int src_channels,
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int src_has_alpha,
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int dest_x,
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int dest_y,
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int dest_region_width,
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int dest_region_height,
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double offset_x,
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double offset_y,
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double scale_x,
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double scale_y,
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PixopsInterpType interp_type,
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int overall_alpha);
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/* Scale src_buf from src_width / src_height by factors scale_x, scale_y
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* and composite the portion corresponding to
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* render_x, render_y, render_width, render_height in the new
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* coordinate system against a checkboard with checks of size check_size
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* of the colors color1 and color2 into dest_buf starting at 0, 0
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*/
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void _pixops_composite_color (guchar *dest_buf,
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int dest_width,
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int dest_height,
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int dest_rowstride,
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int dest_channels,
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int dest_has_alpha,
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const guchar *src_buf,
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int src_width,
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int src_height,
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int src_rowstride,
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int src_channels,
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int src_has_alpha,
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int dest_x,
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int dest_y,
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int dest_region_width,
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int dest_region_height,
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double offset_x,
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double offset_y,
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double scale_x,
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double scale_y,
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PixopsInterpType interp_type,
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int overall_alpha,
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int check_x,
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int check_y,
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int check_size,
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guint32 color1,
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guint32 color2);
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/* Scale src_buf from src_width / src_height by factors scale_x, scale_y
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* and composite the portion corresponding to
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* render_x, render_y, render_width, render_height in the new
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* coordinate system into dest_buf starting at 0, 0
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*/
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void _pixops_scale (guchar *dest_buf,
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int dest_width,
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int dest_height,
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int dest_rowstride,
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int dest_channels,
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int dest_has_alpha,
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const guchar *src_buf,
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int src_width,
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int src_height,
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int src_rowstride,
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int src_channels,
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int src_has_alpha,
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int dest_x,
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int dest_y,
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int dest_region_width,
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int dest_region_height,
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double offset_x,
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double offset_y,
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double scale_x,
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double scale_y,
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PixopsInterpType interp_type);
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#endif
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