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 #if !defined(NDEBUG) && defined(HAVE_DXGIDEBUG_H)
  42 # include <dxgidebug.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     UINT                      vertexCount;
  62     ID3D11VertexShader        *d3dvertexShader;
  63     ID3D11Buffer              *pIndexBuffer;
  64     UINT                      indexCount;
  65     ID3D11Buffer              *pVertexShaderConstants;
  66     ID3D11Texture2D           *pTexture;
  67     ID3D11Buffer              *pPixelShaderConstants;
  68     ID3D11ShaderResourceView  *d3dresViewY;
  69     ID3D11ShaderResourceView  *d3dresViewUV;
  70     ID3D11PixelShader         *d3dpixelShader;
  71     D3D11_VIEWPORT            cropViewport;
  72 } d3d_quad_t;
  73 #endif
  74
  75 #if VLC_WINSTORE_APP
  76 extern const GUID GUID_SWAPCHAIN_WIDTH;
  77 extern const GUID GUID_SWAPCHAIN_HEIGHT;
  78 #endif
  79
  80 /*****************************************************************************
  81  * vout_sys_t: video output method descriptor
  82  *****************************************************************************
  83  * This structure is part of the video output thread descriptor.
  84  * It describes the module specific properties of an output thread.
  85  *****************************************************************************/
  86 struct vout_display_sys_t
  87 {
  88     /* */
  89     event_thread_t *event;
  90
  91     /* */
  92     HWND                 hwnd;                  /* Handle of the main window */
  93     HWND                 hvideownd;        /* Handle of the video sub-window */
  94     struct vout_window_t *parent_window;         /* Parent window VLC object */
  95     HWND                 hparent;             /* Handle of the parent window */
  96     HWND                 hfswnd;          /* Handle of the fullscreen window */
  97
  98     /* size of the display */
  99     RECT         rect_display;
 100
 101     /* size of the overall window (including black bands) */
 102     RECT         rect_parent;
 103
 104 # if !defined(NDEBUG) && defined(HAVE_DXGIDEBUG_H)
 105     HINSTANCE     dxgidebug_dll;
 106 # endif
 107
 108     unsigned changes;        /* changes made to the video display */
 109
 110     /* Misc */
 111     bool is_first_display;
 112     bool is_on_top;
 113
 114     /* screensaver system settings to be restored when vout is closed */
 115     UINT i_spi_screensaveactive;
 116
 117     /* Coordinates of src and dest images (used when blitting to display) */
 118     RECT         rect_src;
 119     RECT         rect_src_clipped;
 120     RECT         rect_dest;
 121     RECT         rect_dest_clipped;
 122
 123     picture_pool_t *pool;
 124
 125 #ifdef MODULE_NAME_IS_directdraw
 126     /* Multi-monitor support */
 127     HMONITOR             hmonitor;          /* handle of the current monitor */
 128     GUID                 *display_driver;
 129
 130     /* Overlay alignment restrictions */
 131     int          i_align_src_boundary;
 132     int          i_align_src_size;
 133     int          i_align_dest_boundary;
 134     int          i_align_dest_size;
 135
 136     bool   use_wallpaper;   /* show as desktop wallpaper ? */
 137
 138     bool   use_overlay;     /* Are we using an overlay surface */
 139     bool   restore_overlay;
 140
 141     /* DDraw capabilities */
 142     bool            can_blit_fourcc;
 143
 144     uint32_t        i_rgb_colorkey;      /* colorkey in RGB used by the overlay */
 145     uint32_t        i_colorkey;                 /* colorkey used by the overlay */
 146
 147     COLORREF        color_bkg;
 148     COLORREF        color_bkgtxt;
 149
 150     LPDIRECTDRAW2        ddobject;                    /* DirectDraw object */
 151     LPDIRECTDRAWSURFACE2 display;                        /* Display device */
 152     LPDIRECTDRAWCLIPPER  clipper;             /* clipper used for blitting */
 153     HINSTANCE            hddraw_dll;       /* handle of the opened ddraw dll */
 154
 155     picture_sys_t        *picsys;
 156
 157     /* It protects the following variables */
 158     vlc_mutex_t    lock;
 159     bool           ch_wallpaper;
 160     bool           wallpaper_requested;
 161 #endif
 162
 163 #if defined(MODULE_NAME_IS_glwin32) || defined(MODULE_NAME_IS_wgl)
 164     HDC                   hGLDC;
 165     HGLRC                 hGLRC;
 166     vlc_gl_t              gl;
 167 # ifdef MODULE_NAME_IS_glwin32
 168     vout_display_opengl_t *vgl;
 169 # endif
 170     HDC                   affinityHDC; // DC for the selected GPU
 171 #endif
 172
 173 #ifdef MODULE_NAME_IS_direct3d11
 174 #if !VLC_WINSTORE_APP
 175     HINSTANCE                hdxgi_dll;        /* handle of the opened dxgi dll */
 176     HINSTANCE                hd3d11_dll;       /* handle of the opened d3d11 dll */
 177     HINSTANCE                hd3dcompiler_dll; /* handle of the opened d3dcompiler dll */
 178     IDXGIFactory2            *dxgifactory;     /* DXGI 1.2 factory */
 179     /* We should find a better way to store this or atleast a shorter name */
 180     PFN_D3D11_CREATE_DEVICE_AND_SWAP_CHAIN OurD3D11CreateDeviceAndSwapChain;
 181     PFN_D3D11_CREATE_DEVICE                OurD3D11CreateDevice;
 182     pD3DCompile                            OurD3DCompile;
 183 #endif
 184 #if defined(HAVE_ID3D11VIDEODECODER)
 185     HANDLE                   context_lock;     /* D3D11 Context lock necessary
 186                                                   for hw decoding */
 187 #endif
 188     IDXGISwapChain1          *dxgiswapChain;   /* DXGI 1.1 swap chain */
 189     ID3D11Device             *d3ddevice;       /* D3D device */
 190     ID3D11DeviceContext      *d3dcontext;      /* D3D context */
 191     d3d_quad_t               picQuad;
 192     d3d_quad_cfg_t           picQuadConfig;
 193
 194     /* staging quad to adjust visible borders */
 195     d3d_quad_t               stagingQuad;
 196
 197     ID3D11RenderTargetView   *d3drenderTargetView;
 198     ID3D11DepthStencilView   *d3ddepthStencilView;
 199     const char               *d3dPxShader;
 200
 201     ID3D11VertexShader        *flatVSShader;
 202     ID3D11VertexShader        *projectionVSShader;
 203
 204     // SPU
 205     vlc_fourcc_t             pSubpictureChromas[2];
 206     const char               *psz_rgbaPxShader;
 207     ID3D11PixelShader        *pSPUPixelShader;
 208     DXGI_FORMAT              d3dregion_format;
 209     int                      d3dregion_count;
 210     picture_t                **d3dregions;
 211 #endif
 212
 213 #ifdef MODULE_NAME_IS_direct3d9
 214     bool allow_hw_yuv;    /* Should we use hardware YUV->RGB conversions */
 215     /* show video on desktop window ? */
 216     bool use_desktop;
 217     struct {
 218         bool is_fullscreen;
 219         bool is_on_top;
 220         RECT win;
 221     } desktop_save;
 222     vout_display_cfg_t cfg_saved; /* configuration used before going into desktop mode */
 223
 224     // core objects
 225     HINSTANCE               hd3d9_dll;       /* handle of the opened d3d9 dll */
 226     HINSTANCE               hd3d9x_dll;      /* handle of the opened d3d9x dll */
 227     IDirect3DPixelShader9*  d3dx_shader;
 228     LPDIRECT3D9             d3dobj;
 229     D3DCAPS9                d3dcaps;
 230     LPDIRECT3DDEVICE9       d3ddev;
 231     D3DPRESENT_PARAMETERS   d3dpp;
 232     bool                    use_d3d9ex;
 233
 234     // scene objects
 235     LPDIRECT3DTEXTURE9      d3dtex;
 236     LPDIRECT3DVERTEXBUFFER9 d3dvtc;
 237     D3DFORMAT               d3dregion_format;
 238     int                     d3dregion_count;
 239     struct d3d_region_t     *d3dregion;
 240
 241     picture_sys_t           *picsys;
 242
 243     /* */
 244     bool                    reset_device;
 245     bool                    reopen_device;
 246     bool                    lost_not_ready;
 247     bool                    clear_scene;
 248
 249     /* It protects the following variables */
 250     vlc_mutex_t    lock;
 251     bool           ch_desktop;
 252     bool           desktop_requested;
 253 #endif
 254
 255 #if defined(MODULE_NAME_IS_wingdi)
 256     int  i_depth;
 257
 258     /* Our offscreen bitmap and its framebuffer */
 259     HDC        off_dc;
 260     HBITMAP    off_bitmap;
 261
 262     struct
 263     {
 264         BITMAPINFO bitmapinfo;
 265         RGBQUAD    red;
 266         RGBQUAD    green;
 267         RGBQUAD    blue;
 268     };
 269 #endif
 270 };
 271
 272 /*****************************************************************************
 273  * Prototypes from common.c
 274  *****************************************************************************/
 275 int  CommonInit(vout_display_t *);
 276 void CommonClean(vout_display_t *);
 277 void CommonManage(vout_display_t *);
 278 int  CommonControl(vout_display_t *, int , va_list );
 279 void CommonDisplay(vout_display_t *);
 280 int  CommonUpdatePicture(picture_t *, picture_t **, uint8_t *, unsigned);
 281
 282 void UpdateRects (vout_display_t *,
 283                   const vout_display_cfg_t *,
 284                   const video_format_t *,
 285                   bool is_forced);
 286 void AlignRect(RECT *, int align_boundary, int align_size);
 287
 288 picture_pool_t *CommonPool(vout_display_t *, unsigned);
 289
 290 /*****************************************************************************
 291  * Constants
 292  *****************************************************************************/
 293 #define IDM_TOGGLE_ON_TOP WM_USER + 1
 294 #define DX_POSITION_CHANGE 0x1000
 295 #define DX_WALLPAPER_CHANGE 0x2000
 296 #define DX_DESKTOP_CHANGE 0x4000