git.sesse.net Git - vlc/blob - modules/video_output/msw/common.h

   1 /*****************************************************************************
   2  * common.h: Windows video output header file
   3  *****************************************************************************
   4  * Copyright (C) 2001-2009 VLC authors and VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *          Damien Fouilleul <damienf@videolan.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify it
  11  * under the terms of the GNU Lesser General Public License as published by
  12  * the Free Software Foundation; either version 2.1 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18  * GNU Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public License
  21  * along with this program; if not, write to the Free Software Foundation,
  22  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 #ifdef MODULE_NAME_IS_directdraw
  26 # include <ddraw.h>
  27 #endif
  28 #ifdef MODULE_NAME_IS_direct3d
  29 # include <d3d9.h>
  30 #endif
  31 #ifdef MODULE_NAME_IS_glwin32
  32 # include "../opengl.h"
  33 #endif
  34 #ifdef MODULE_NAME_IS_direct2d
  35 # include <d2d1.h>
  36 #endif
  37
  38 /*****************************************************************************
  39  * event_thread_t: event thread
  40  *****************************************************************************/
  41 #include <vlc_picture_pool.h>
  42 #include "events.h"
  43
  44 /*****************************************************************************
  45  * vout_sys_t: video output method descriptor
  46  *****************************************************************************
  47  * This structure is part of the video output thread descriptor.
  48  * It describes the module specific properties of an output thread.
  49  *****************************************************************************/
  50 struct vout_display_sys_t
  51 {
  52     /* */
  53     event_thread_t *event;
  54
  55     /* */
  56     HWND                 hwnd;                  /* Handle of the main window */
  57     HWND                 hvideownd;        /* Handle of the video sub-window */
  58     struct vout_window_t *parent_window;         /* Parent window VLC object */
  59     HWND                 hparent;             /* Handle of the parent window */
  60     HWND                 hfswnd;          /* Handle of the fullscreen window */
  61
  62     /* size of the display */
  63     RECT         rect_display;
  64     int          display_depth;
  65
  66     /* size of the overall window (including black bands) */
  67     RECT         rect_parent;
  68
  69     unsigned changes;        /* changes made to the video display */
  70
  71     /* Misc */
  72     bool is_first_display;
  73     bool is_on_top;
  74
  75     /* screensaver system settings to be restored when vout is closed */
  76     UINT i_spi_screensaveactive;
  77
  78     /* Coordinates of src and dest images (used when blitting to display) */
  79     RECT         rect_src;
  80     RECT         rect_src_clipped;
  81     RECT         rect_dest;
  82     RECT         rect_dest_clipped;
  83
  84     picture_pool_t *pool;
  85
  86 #ifdef MODULE_NAME_IS_directdraw
  87     /* Multi-monitor support */
  88     HMONITOR             hmonitor;          /* handle of the current monitor */
  89     GUID                 *display_driver;
  90
  91     /* Overlay alignment restrictions */
  92     int          i_align_src_boundary;
  93     int          i_align_src_size;
  94     int          i_align_dest_boundary;
  95     int          i_align_dest_size;
  96
  97     bool   use_wallpaper;   /* show as desktop wallpaper ? */
  98
  99     bool   use_overlay;     /* Are we using an overlay surface */
 100     bool   restore_overlay;
 101
 102     /* DDraw capabilities */
 103     bool            can_blit_fourcc;
 104
 105     uint32_t        i_rgb_colorkey;      /* colorkey in RGB used by the overlay */
 106     uint32_t        i_colorkey;                 /* colorkey used by the overlay */
 107
 108     COLORREF        color_bkg;
 109     COLORREF        color_bkgtxt;
 110
 111     LPDIRECTDRAW2        ddobject;                    /* DirectDraw object */
 112     LPDIRECTDRAWSURFACE2 display;                        /* Display device */
 113     LPDIRECTDRAWCLIPPER  clipper;             /* clipper used for blitting */
 114     HINSTANCE            hddraw_dll;       /* handle of the opened ddraw dll */
 115
 116     picture_sys_t        *picsys;
 117
 118     /* It protects the following variables */
 119     vlc_mutex_t    lock;
 120     bool           ch_wallpaper;
 121     bool           wallpaper_requested;
 122 #endif
 123
 124 #ifdef MODULE_NAME_IS_glwin32
 125     HDC                   hGLDC;
 126     HGLRC                 hGLRC;
 127     vlc_gl_t              gl;
 128     vout_display_opengl_t *vgl;
 129 #endif
 130
 131 #ifdef MODULE_NAME_IS_direct2d
 132     HINSTANCE              d2_dll;            /* handle of the opened d2d1 dll */
 133     ID2D1Factory           *d2_factory;                         /* D2D factory */
 134     ID2D1HwndRenderTarget  *d2_render_target;          /* D2D rendering target */
 135     ID2D1Bitmap            *d2_bitmap;                            /* D2 bitmap */
 136 #endif
 137
 138 #ifdef MODULE_NAME_IS_direct3d
 139     bool allow_hw_yuv;    /* Should we use hardware YUV->RGB conversions */
 140     /* show video on desktop window ? */
 141     bool use_desktop;
 142     struct {
 143         bool is_fullscreen;
 144         bool is_on_top;
 145         RECT win;
 146     } desktop_save;
 147     vout_display_cfg_t cfg_saved; /* configuration used before going into desktop mode */
 148
 149     // core objects
 150     HINSTANCE               hd3d9_dll;       /* handle of the opened d3d9 dll */
 151     LPDIRECT3D9             d3dobj;
 152     D3DCAPS9                d3dcaps;
 153     LPDIRECT3DDEVICE9       d3ddev;
 154     D3DPRESENT_PARAMETERS   d3dpp;
 155     // scene objects
 156     LPDIRECT3DTEXTURE9      d3dtex;
 157     LPDIRECT3DVERTEXBUFFER9 d3dvtc;
 158     D3DFORMAT               d3dregion_format;
 159     int                     d3dregion_count;
 160     struct d3d_region_t     *d3dregion;
 161
 162     picture_sys_t           *picsys;
 163
 164     /* */
 165     bool                    reset_device;
 166     bool                    reopen_device;
 167     bool                    clear_scene;
 168
 169     /* It protects the following variables */
 170     vlc_mutex_t    lock;
 171     bool           ch_desktop;
 172     bool           desktop_requested;
 173 #endif
 174
 175 #if defined(MODULE_NAME_IS_wingdi)
 176     int  i_depth;
 177
 178     /* Our offscreen bitmap and its framebuffer */
 179     HDC        off_dc;
 180     HBITMAP    off_bitmap;
 181
 182     struct
 183     {
 184         BITMAPINFO bitmapinfo;
 185         RGBQUAD    red;
 186         RGBQUAD    green;
 187         RGBQUAD    blue;
 188     };
 189 #endif
 190
 191     HDC affinityHDC; // DC for the selected GPU
 192 };
 193
 194 /*****************************************************************************
 195  * Prototypes from common.c
 196  *****************************************************************************/
 197 int  CommonInit(vout_display_t *);
 198 void CommonClean(vout_display_t *);
 199 void CommonManage(vout_display_t *);
 200 int  CommonControl(vout_display_t *, int , va_list );
 201 void CommonDisplay(vout_display_t *);
 202 int  CommonUpdatePicture(picture_t *, picture_t **, uint8_t *, unsigned);
 203
 204 void UpdateRects (vout_display_t *,
 205                   const vout_display_cfg_t *,
 206                   const video_format_t *,
 207                   bool is_forced);
 208 void AlignRect(RECT *, int align_boundary, int align_size);
 209
 210 /*****************************************************************************
 211  * Constants
 212  *****************************************************************************/
 213 #define IDM_TOGGLE_ON_TOP WM_USER + 1
 214 #define DX_POSITION_CHANGE 0x1000
 215 #define DX_WALLPAPER_CHANGE 0x2000
 216 #define DX_DESKTOP_CHANGE 0x4000