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mpv/libass/ass_bitmap.h
greg 9aea06cf7d Update internal libass copy to commit 8db4a5
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@30242 b3059339-0415-0410-9bf9-f77b7e298cf2
2010-01-08 18:35:44 +00:00

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2.0 KiB
C

/*
* Copyright (C) 2006 Evgeniy Stepanov <eugeni.stepanov@gmail.com>
*
* This file is part of libass.
*
* libass is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* libass is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with libass; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef LIBASS_BITMAP_H
#define LIBASS_BITMAP_H
#include <ft2build.h>
#include FT_GLYPH_H
#include "ass.h"
typedef struct ass_synth_priv ASS_SynthPriv;
ASS_SynthPriv *ass_synth_init(double);
void ass_synth_done(ASS_SynthPriv *priv);
typedef struct {
int left, top;
int w, h; // width, height
unsigned char *buffer; // w x h buffer
} Bitmap;
/**
* \brief perform glyph rendering
* \param glyph original glyph
* \param outline_glyph "border" glyph, produced from original by FreeType's glyph stroker
* \param bm_g out: pointer to the bitmap of original glyph is returned here
* \param bm_o out: pointer to the bitmap of outline (border) glyph is returned here
* \param bm_g out: pointer to the bitmap of glyph shadow is returned here
* \param be 1 = produces blurred bitmaps, 0 = normal bitmaps
*/
int glyph_to_bitmap(ASS_Library *library, ASS_SynthPriv *priv_blur,
FT_Glyph glyph, FT_Glyph outline_glyph,
Bitmap **bm_g, Bitmap **bm_o, Bitmap **bm_s,
int be, double blur_radius, FT_Vector shadow_offset,
int border_style);
void ass_free_bitmap(Bitmap *bm);
#endif /* LIBASS_BITMAP_H */