modules/video_output/win32/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  *          Martell Malone <martellmalone@gmail.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 #ifdef MODULE_NAME_IS_directdraw
  27 # include <ddraw.h>
  28 #endif
  29 #ifdef MODULE_NAME_IS_direct3d11
  30 # include <d3d11.h>
  31 # include <dxgi1_2.h>
  32 # include <d3dcompiler.h>
  33 #endif
  34 #ifdef MODULE_NAME_IS_direct3d9
  35 # include <d3d9.h>
  36 # include <d3dx9effect.h>
  37 #endif
  38 #if defined(MODULE_NAME_IS_glwin32) || defined(MODULE_NAME_IS_wgl)
  39 # include "../opengl.h"
  40 #endif
  41 #ifdef MODULE_NAME_IS_direct2d
  42 # include <d2d1.h>
  43 #endif
  44
  45 /*****************************************************************************
  46  * event_thread_t: event thread
  47  *****************************************************************************/
  48 #include "events.h"
  49
  50 #ifdef MODULE_NAME_IS_direct3d11
  51 typedef struct
  52 {
  53     DXGI_FORMAT   textureFormat;
  54     DXGI_FORMAT   resourceFormatYRGB;
  55     DXGI_FORMAT   resourceFormatUV;
  56 } d3d_quad_cfg_t;
  57
  58 typedef struct
  59 {
  60     ID3D11Buffer              *pVertexBuffer;
  61     ID3D11Texture2D           *pTexture;
  62     ID3D11ShaderResourceView  *d3dresViewY;
  63     ID3D11ShaderResourceView  *d3dresViewUV;
  64     ID3D11PixelShader         *d3dpixelShader;
  65     D3D11_VIEWPORT            cropViewport;
  66 } d3d_quad_t;
  67 #endif
  68
  69 #if VLC_WINSTORE_APP
  70 extern const GUID GUID_SWAPCHAIN_WIDTH;
  71 extern const GUID GUID_SWAPCHAIN_HEIGHT;
  72 #endif
  73
  74 /*****************************************************************************
  75  * vout_sys_t: video output method descriptor
  76  *****************************************************************************
  77  * This structure is part of the video output thread descriptor.
  78  * It describes the module specific properties of an output thread.
  79  *****************************************************************************/
  80 struct vout_display_sys_t
  81 {
  82     /* */
  83     event_thread_t *event;
  84
  85     /* */
  86     HWND                 hwnd;                  /* Handle of the main window */
  87     HWND                 hvideownd;        /* Handle of the video sub-window */
  88     struct vout_window_t *parent_window;         /* Parent window VLC object */
  89     HWND                 hparent;             /* Handle of the parent window */
  90     HWND                 hfswnd;          /* Handle of the fullscreen window */
  91
  92     /* size of the display */
  93     RECT         rect_display;
  94
  95     /* size of the overall window (including black bands) */
  96     RECT         rect_parent;
  97
  98     unsigned changes;        /* changes made to the video display */
  99
 100     /* Misc */
 101     bool is_first_display;
 102     bool is_on_top;
 103
 104     /* screensaver system settings to be restored when vout is closed */
 105     UINT i_spi_screensaveactive;
 106
 107     /* Coordinates of src and dest images (used when blitting to display) */
 108     RECT         rect_src;
 109     RECT         rect_src_clipped;
 110     RECT         rect_dest;
 111     RECT         rect_dest_clipped;
 112
 113     picture_pool_t *pool;
 114
 115 #ifdef MODULE_NAME_IS_directdraw
 116     /* Multi-monitor support */
 117     HMONITOR             hmonitor;          /* handle of the current monitor */
 118     GUID                 *display_driver;
 119
 120     /* Overlay alignment restrictions */
 121     int          i_align_src_boundary;
 122     int          i_align_src_size;
 123     int          i_align_dest_boundary;
 124     int          i_align_dest_size;
 125
 126     bool   use_wallpaper;   /* show as desktop wallpaper ? */
 127
 128     bool   use_overlay;     /* Are we using an overlay surface */
 129     bool   restore_overlay;
 130
 131     /* DDraw capabilities */
 132     bool            can_blit_fourcc;
 133
 134     uint32_t        i_rgb_colorkey;      /* colorkey in RGB used by the overlay */
 135     uint32_t        i_colorkey;                 /* colorkey used by the overlay */
 136
 137     COLORREF        color_bkg;
 138     COLORREF        color_bkgtxt;
 139
 140     LPDIRECTDRAW2        ddobject;                    /* DirectDraw object */
 141     LPDIRECTDRAWSURFACE2 display;                        /* Display device */
 142     LPDIRECTDRAWCLIPPER  clipper;             /* clipper used for blitting */
 143     HINSTANCE            hddraw_dll;       /* handle of the opened ddraw dll */
 144
 145     picture_sys_t        *picsys;
 146
 147     /* It protects the following variables */
 148     vlc_mutex_t    lock;
 149     bool           ch_wallpaper;
 150     bool           wallpaper_requested;
 151 #endif
 152
 153 #if defined(MODULE_NAME_IS_glwin32) || defined(MODULE_NAME_IS_wgl)
 154     HDC                   hGLDC;
 155     HGLRC                 hGLRC;
 156     vlc_gl_t              gl;
 157 # ifdef MODULE_NAME_IS_glwin32
 158     vout_display_opengl_t *vgl;
 159 # endif
 160     HDC                   affinityHDC; // DC for the selected GPU
 161 #endif
 162
 163 #ifdef MODULE_NAME_IS_direct2d
 164     HINSTANCE              d2_dll;            /* handle of the opened d2d1 dll */
 165     ID2D1Factory           *d2_factory;                         /* D2D factory */
 166     ID2D1HwndRenderTarget  *d2_render_target;          /* D2D rendering target */
 167     ID2D1Bitmap            *d2_bitmap;                            /* D2 bitmap */
 168 #endif
 169
 170 #ifdef MODULE_NAME_IS_direct3d11
 171 #if !VLC_WINSTORE_APP
 172     HINSTANCE                hdxgi_dll;        /* handle of the opened dxgi dll */
 173     HINSTANCE                hd3d11_dll;       /* handle of the opened d3d11 dll */
 174     HINSTANCE                hd3dcompiler_dll; /* handle of the opened d3dcompiler dll */
 175     IDXGIFactory2            *dxgifactory;     /* DXGI 1.2 factory */
 176     /* We should find a better way to store this or atleast a shorter name */
 177     PFN_D3D11_CREATE_DEVICE_AND_SWAP_CHAIN OurD3D11CreateDeviceAndSwapChain;
 178     PFN_D3D11_CREATE_DEVICE                OurD3D11CreateDevice;
 179     pD3DCompile                            OurD3DCompile;
 180 #else
 181     HANDLE                   context_lock;     /* D3D11 Context lock necessary
 182                                                   for hw decoding on WinRT */
 183 #endif
 184     IDXGISwapChain1          *dxgiswapChain;   /* DXGI 1.1 swap chain */
 185     ID3D11Device             *d3ddevice;       /* D3D device */
 186     ID3D11DeviceContext      *d3dcontext;      /* D3D context */
 187     d3d_quad_t               picQuad;
 188     d3d_quad_cfg_t           picQuadConfig;
 189
 190     /* staging quad to adjust visible borders */
 191     d3d_quad_t               stagingQuad;
 192
 193     ID3D11RenderTargetView   *d3drenderTargetView;
 194     ID3D11DepthStencilView   *d3ddepthStencilView;
 195     const char               *d3dPxShader;
 196
 197     // SPU
 198     vlc_fourcc_t             pSubpictureChromas[2];
 199     const char               *psz_rgbaPxShader;
 200     ID3D11PixelShader        *pSPUPixelShader;
 201     DXGI_FORMAT              d3dregion_format;
 202     int                      d3dregion_count;
 203     picture_t                **d3dregions;
 204 #endif
 205
 206 #ifdef MODULE_NAME_IS_direct3d9
 207     bool allow_hw_yuv;    /* Should we use hardware YUV->RGB conversions */
 208     /* show video on desktop window ? */
 209     bool use_desktop;
 210     struct {
 211         bool is_fullscreen;
 212         bool is_on_top;
 213         RECT win;
 214     } desktop_save;
 215     vout_display_cfg_t cfg_saved; /* configuration used before going into desktop mode */
 216
 217     // core objects
 218     HINSTANCE               hd3d9_dll;       /* handle of the opened d3d9 dll */
 219     HINSTANCE               hd3d9x_dll;      /* handle of the opened d3d9x dll */
 220     IDirect3DPixelShader9*  d3dx_shader;
 221     LPDIRECT3D9             d3dobj;
 222     D3DCAPS9                d3dcaps;
 223     LPDIRECT3DDEVICE9       d3ddev;
 224     D3DPRESENT_PARAMETERS   d3dpp;
 225     bool                    use_d3d9ex;
 226
 227     // scene objects
 228     LPDIRECT3DTEXTURE9      d3dtex;
 229     LPDIRECT3DVERTEXBUFFER9 d3dvtc;
 230     D3DFORMAT               d3dregion_format;
 231     int                     d3dregion_count;
 232     struct d3d_region_t     *d3dregion;
 233
 234     picture_sys_t           *picsys;
 235
 236     /* */
 237     bool                    reset_device;
 238     bool                    reopen_device;
 239     bool                    lost_not_ready;
 240     bool                    clear_scene;
 241
 242     /* It protects the following variables */
 243     vlc_mutex_t    lock;
 244     bool           ch_desktop;
 245     bool           desktop_requested;
 246 #endif
 247
 248 #if defined(MODULE_NAME_IS_wingdi)
 249     int  i_depth;
 250
 251     /* Our offscreen bitmap and its framebuffer */
 252     HDC        off_dc;
 253     HBITMAP    off_bitmap;
 254
 255     struct
 256     {
 257         BITMAPINFO bitmapinfo;
 258         RGBQUAD    red;
 259         RGBQUAD    green;
 260         RGBQUAD    blue;
 261     };
 262 #endif
 263 };
 264
 265 /*****************************************************************************
 266  * Prototypes from common.c
 267  *****************************************************************************/
 268 int  CommonInit(vout_display_t *);
 269 void CommonClean(vout_display_t *);
 270 void CommonManage(vout_display_t *);
 271 int  CommonControl(vout_display_t *, int , va_list );
 272 void CommonDisplay(vout_display_t *);
 273 int  CommonUpdatePicture(picture_t *, picture_t **, uint8_t *, unsigned);
 274
 275 void UpdateRects (vout_display_t *,
 276                   const vout_display_cfg_t *,
 277                   const video_format_t *,
 278                   bool is_forced);
 279 void AlignRect(RECT *, int align_boundary, int align_size);
 280
 281 picture_pool_t *CommonPool(vout_display_t *, unsigned);
 282
 283 /*****************************************************************************
 284  * Constants
 285  *****************************************************************************/
 286 #define IDM_TOGGLE_ON_TOP WM_USER + 1
 287 #define DX_POSITION_CHANGE 0x1000
 288 #define DX_WALLPAPER_CHANGE 0x2000
 289 #define DX_DESKTOP_CHANGE 0x4000