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 "events.h"
  42
  43 /*****************************************************************************
  44  * vout_sys_t: video output method descriptor
  45  *****************************************************************************
  46  * This structure is part of the video output thread descriptor.
  47  * It describes the module specific properties of an output thread.
  48  *****************************************************************************/
  49 struct vout_display_sys_t
  50 {
  51     /* */
  52     event_thread_t *event;
  53
  54     /* */
  55     HWND                 hwnd;                  /* Handle of the main window */
  56     HWND                 hvideownd;        /* Handle of the video sub-window */
  57     struct vout_window_t *parent_window;         /* Parent window VLC object */
  58     HWND                 hparent;             /* Handle of the parent window */
  59     HWND                 hfswnd;          /* Handle of the fullscreen window */
  60
  61     /* size of the display */
  62     RECT         rect_display;
  63     int          display_depth;
  64
  65     /* size of the overall window (including black bands) */
  66     RECT         rect_parent;
  67
  68     unsigned changes;        /* changes made to the video display */
  69
  70     /* Misc */
  71     bool is_first_display;
  72     bool is_on_top;
  73
  74     /* screensaver system settings to be restored when vout is closed */
  75     UINT i_spi_screensaveactive;
  76
  77     /* Coordinates of src and dest images (used when blitting to display) */
  78     RECT         rect_src;
  79     RECT         rect_src_clipped;
  80     RECT         rect_dest;
  81     RECT         rect_dest_clipped;
  82
  83     picture_pool_t *pool;
  84
  85 #ifdef MODULE_NAME_IS_directdraw
  86     /* Multi-monitor support */
  87     HMONITOR             hmonitor;          /* handle of the current monitor */
  88     GUID                 *display_driver;
  89
  90     /* Overlay alignment restrictions */
  91     int          i_align_src_boundary;
  92     int          i_align_src_size;
  93     int          i_align_dest_boundary;
  94     int          i_align_dest_size;
  95
  96     bool   use_wallpaper;   /* show as desktop wallpaper ? */
  97
  98     bool   use_overlay;     /* Are we using an overlay surface */
  99     bool   restore_overlay;
 100
 101     /* DDraw capabilities */
 102     bool            can_blit_fourcc;
 103
 104     uint32_t        i_rgb_colorkey;      /* colorkey in RGB used by the overlay */
 105     uint32_t        i_colorkey;                 /* colorkey used by the overlay */
 106
 107     COLORREF        color_bkg;
 108     COLORREF        color_bkgtxt;
 109
 110     LPDIRECTDRAW2        ddobject;                    /* DirectDraw object */
 111     LPDIRECTDRAWSURFACE2 display;                        /* Display device */
 112     LPDIRECTDRAWCLIPPER  clipper;             /* clipper used for blitting */
 113     HINSTANCE            hddraw_dll;       /* handle of the opened ddraw dll */
 114
 115     picture_sys_t        *picsys;
 116
 117     /* It protects the following variables */
 118     vlc_mutex_t    lock;
 119     bool           ch_wallpaper;
 120     bool           wallpaper_requested;
 121 #endif
 122
 123 #ifdef MODULE_NAME_IS_glwin32
 124     HDC                   hGLDC;
 125     HGLRC                 hGLRC;
 126     vlc_gl_t              gl;
 127     vout_display_opengl_t *vgl;
 128 #endif
 129
 130 #ifdef MODULE_NAME_IS_direct2d
 131     HINSTANCE              d2_dll;            /* handle of the opened d2d1 dll */
 132     ID2D1Factory           *d2_factory;                         /* D2D factory */
 133     ID2D1HwndRenderTarget  *d2_render_target;          /* D2D rendering target */
 134     ID2D1Bitmap            *d2_bitmap;                            /* D2 bitmap */
 135 #endif
 136
 137 #ifdef MODULE_NAME_IS_direct3d
 138     bool allow_hw_yuv;    /* Should we use hardware YUV->RGB conversions */
 139     /* show video on desktop window ? */
 140     bool use_desktop;
 141     struct {
 142         bool is_fullscreen;
 143         bool is_on_top;
 144         RECT win;
 145     } desktop_save;
 146     vout_display_cfg_t cfg_saved; /* configuration used before going into desktop mode */
 147
 148     // core objects
 149     HINSTANCE               hd3d9_dll;       /* handle of the opened d3d9 dll */
 150     LPDIRECT3D9             d3dobj;
 151     D3DCAPS9                d3dcaps;
 152     LPDIRECT3DDEVICE9       d3ddev;
 153     D3DPRESENT_PARAMETERS   d3dpp;
 154     // scene objects
 155     LPDIRECT3DTEXTURE9      d3dtex;
 156     LPDIRECT3DVERTEXBUFFER9 d3dvtc;
 157     D3DFORMAT               d3dregion_format;
 158     int                     d3dregion_count;
 159     struct d3d_region_t     *d3dregion;
 160
 161     picture_sys_t           *picsys;
 162
 163     /* */
 164     bool                    reset_device;
 165     bool                    reopen_device;
 166     bool                    clear_scene;
 167
 168     /* It protects the following variables */
 169     vlc_mutex_t    lock;
 170     bool           ch_desktop;
 171     bool           desktop_requested;
 172 #endif
 173
 174 #if defined(MODULE_NAME_IS_wingdi)
 175     int  i_depth;
 176
 177     /* Our offscreen bitmap and its framebuffer */
 178     HDC        off_dc;
 179     HBITMAP    off_bitmap;
 180
 181     struct
 182     {
 183         BITMAPINFO bitmapinfo;
 184         RGBQUAD    red;
 185         RGBQUAD    green;
 186         RGBQUAD    blue;
 187     };
 188 #endif
 189
 190     HDC affinityHDC; // DC for the selected GPU
 191 };
 192
 193 /*****************************************************************************
 194  * Prototypes from common.c
 195  *****************************************************************************/
 196 int  CommonInit(vout_display_t *);
 197 void CommonClean(vout_display_t *);
 198 void CommonManage(vout_display_t *);
 199 int  CommonControl(vout_display_t *, int , va_list );
 200 void CommonDisplay(vout_display_t *);
 201 int  CommonUpdatePicture(picture_t *, picture_t **, uint8_t *, unsigned);
 202
 203 void UpdateRects (vout_display_t *,
 204                   const vout_display_cfg_t *,
 205                   const video_format_t *,
 206                   bool is_forced);
 207 void AlignRect(RECT *, int align_boundary, int align_size);
 208
 209 /*****************************************************************************
 210  * Constants
 211  *****************************************************************************/
 212 #define IDM_TOGGLE_ON_TOP WM_USER + 1
 213 #define DX_POSITION_CHANGE 0x1000
 214 #define DX_WALLPAPER_CHANGE 0x2000
 215 #define DX_DESKTOP_CHANGE 0x4000