modules/video_filter/puzzle_lib.h

   1 /*****************************************************************************
   2  * puzzle_lib.h : Useful functions used by puzzle game filter
   3  *****************************************************************************
   4  * Copyright (C) 2005-2009 VLC authors and VideoLAN
   5  * Copyright (C) 2013      Vianney Boyer
   6  * $Id$
   7  *
   8  * Authors: Antoine Cellerier <dionoea -at- videolan -dot- org>
   9  *          Vianney Boyer <vlcvboyer -at- gmail -dot- com>
  10  *
  11  * This program is free software; you can redistribute it and/or modify it
  12  * under the terms of the GNU Lesser General Public License as published by
  13  * the Free Software Foundation; either version 2.1 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  19  * GNU Lesser General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Lesser General Public License
  22  * along with this program; if not, write to the Free Software Foundation,
  23  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  24  *****************************************************************************/
  25
  26 #ifndef VLC_LIB_PUZZLE_H
  27 #define VLC_LIB_PUZZLE_H 1
  28
  29
  30 /*****************************************************************************
  31  * Preamble
  32  *****************************************************************************/
  33
  34 #ifdef HAVE_CONFIG_H
  35 # include "config.h"
  36 #endif
  37 #include <math.h>
  38
  39 #include <vlc_common.h>
  40 #include <vlc_plugin.h>
  41 #include <vlc_filter.h>
  42 #include <vlc_rand.h>
  43
  44 #include "puzzle.h"
  45
  46 void puzzle_preset_desk_background(picture_t *p_pic_out, uint8_t Y, uint8_t U, uint8_t V);
  47 void puzzle_draw_borders( filter_t *p_filter, picture_t *p_pic_in, picture_t *p_pic_out);
  48 void puzzle_draw_preview( filter_t *p_filter, picture_t *p_pic_in, picture_t *p_pic_out);
  49 void puzzle_draw_sign(picture_t *p_pic_out, int32_t i_x, int32_t i_y, int32_t i_width, int32_t i_lines, const char **ppsz_sign, bool b_reverse);
  50 void puzzle_draw_rectangle(picture_t *p_pic_out, int32_t x, int32_t y, int32_t i_w, int32_t i_h, uint8_t Y, uint8_t U, uint8_t V );
  51 void puzzle_fill_rectangle(picture_t *p_pic_out, int32_t x, int32_t y, int32_t i_w, int32_t i_h, uint8_t Y, uint8_t U, uint8_t V );
  52 static inline int32_t init_countdown(int32_t init_val) {
  53     return ( ( __MAX( 1, 30000 - init_val)/20 ) / 2 + ((unsigned) vlc_mrand48() ) % ( __MAX( 1, ((30000 - init_val)/20) ) ) ); }
  54
  55 #define SHUFFLE_WIDTH 81
  56 #define SHUFFLE_LINES 13
  57 extern const char *ppsz_shuffle_button[SHUFFLE_LINES];
  58
  59 #define ARROW_WIDTH 13
  60 #define ARROW_LINES 13
  61 extern const char *ppsz_rot_arrow_sign[ARROW_LINES];
  62 extern const char *ppsz_mir_arrow_sign[ARROW_LINES];
  63
  64 #endif