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/*
* Copyright (C) 2009 Grigori Goronzy <greg@geekmind.org>
*
* This file is part of libass.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef LIBASS_PARSE_H
#define LIBASS_PARSE_H
#define BLUR_MAX_RADIUS 100.0
#define _r(c) ((c) >> 24)
#define _g(c) (((c) >> 16) & 0xFF)
#define _b(c) (((c) >> 8) & 0xFF)
#define _a(c) ((c) & 0xFF)
void update_font(ASS_Renderer *render_priv);
double ensure_font_size(ASS_Renderer *priv, double size);
void calc_border(ASS_Renderer *priv, double border_x, double border_y);
void change_border(ASS_Renderer *render_priv, double border_x,
double border_y);
void apply_transition_effects(ASS_Renderer *render_priv, ASS_Event *event);
void process_karaoke_effects(ASS_Renderer *render_priv);
unsigned get_next_char(ASS_Renderer *render_priv, char **str);
char *parse_tag(ASS_Renderer *render_priv, char *p, char *end, double pwr);
int event_has_hard_overrides(char *str);
extern void change_alpha(uint32_t *var, int32_t new, double pwr);
extern uint32_t mult_alpha(uint32_t a, uint32_t b);
#endif /* LIBASS_PARSE_H */
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