modules/access/screen/screen.h

   1 /*****************************************************************************
   2  * screen.h: Screen capture module.
   3  *****************************************************************************
   4  * Copyright (C) 2004-2008 VLC authors and VideoLAN
   5  *
   6  * Authors: Gildas Bazin <gbazin@videolan.org>
   7  *          Antoine Cellerier <dionoea at videolan dot org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU Lesser General Public License as published by
  11  * the Free Software Foundation; either version 2.1 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public License
  20  * along with this program; if not, write to the Free Software Foundation,
  21  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #include <vlc_input.h>
  25 #include <vlc_access.h>
  26 #include <vlc_demux.h>
  27
  28 #ifdef __APPLE__
  29 #   define SCREEN_DISPLAY_ID
  30 #endif
  31
  32 #define SCREEN_SUBSCREEN
  33 #define SCREEN_MOUSE
  34
  35 #ifdef SCREEN_MOUSE
  36 #   include <vlc_image.h>
  37 #endif
  38
  39 typedef struct screen_data_t screen_data_t;
  40
  41 typedef struct
  42 {
  43     es_format_t fmt;
  44     es_out_id_t *es;
  45
  46     float f_fps;
  47     vlc_tick_t i_next_date;
  48     vlc_tick_t i_incr;
  49
  50     vlc_tick_t i_start;
  51
  52 #ifdef SCREEN_SUBSCREEN
  53     bool b_follow_mouse;
  54     unsigned int i_screen_height;
  55     unsigned int i_screen_width;
  56
  57     unsigned int i_top;
  58     unsigned int i_left;
  59     unsigned int i_height;
  60     unsigned int i_width;
  61 #endif
  62
  63 #ifdef SCREEN_MOUSE
  64     picture_t *p_mouse;
  65     filter_t *p_blend;
  66     picture_t dst;
  67 #endif
  68
  69 #ifdef SCREEN_DISPLAY_ID
  70   unsigned int i_display_id;
  71   unsigned int i_screen_index;
  72 #endif
  73
  74     screen_data_t *p_data;
  75 } demux_sys_t;
  76
  77 int      screen_InitCapture ( demux_t * );
  78 int      screen_CloseCapture( demux_t * );
  79 block_t *screen_Capture( demux_t * );
  80
  81 #ifdef SCREEN_SUBSCREEN
  82 void FollowMouse( demux_sys_t *, int, int );
  83 #endif
  84 #ifdef SCREEN_MOUSE
  85 void RenderCursor( demux_t *, int, int, uint8_t * );
  86 #endif