common.h

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/*****************************************************************************
 * common.h: Windows video output header file
 *****************************************************************************
 * Copyright (C) 2001-2009 the VideoLAN team
 * $Id: 291d8e04bf98dd32271a3bece07e7413e46dd5db $
 *
 * Authors: Gildas Bazin <gbazin@videolan.org>
 *          Damien Fouilleul <damienf@videolan.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

/*****************************************************************************
 * event_thread_t: event thread
 *****************************************************************************/
#include <vlc_picture_pool.h>
#include "events.h"

#ifdef MODULE_NAME_IS_wingapi
    typedef struct GXDisplayProperties {
        DWORD cxWidth;
        DWORD cyHeight;
        long cbxPitch;
        long cbyPitch;
        long cBPP;
        DWORD ffFormat;
    } GXDisplayProperties;

    typedef struct GXScreenRect {
        DWORD dwTop;
        DWORD dwLeft;
        DWORD dwWidth;
        DWORD dwHeight;
    } GXScreenRect;

#   define GX_FULLSCREEN    0x01
#   define GX_NORMALKEYS    0x02
#   define GX_LANDSCAPEKEYS 0x03

#   ifndef kfLandscape
#       define kfLandscape      0x8
#       define kfPalette        0x10
#       define kfDirect         0x20
#       define kfDirect555      0x40
#       define kfDirect565      0x80
#       define kfDirect888      0x100
#       define kfDirect444      0x200
#       define kfDirectInverted 0x400
#   endif

#endif

/*****************************************************************************
 * vout_sys_t: video output method descriptor
 *****************************************************************************
 * This structure is part of the video output thread descriptor.
 * It describes the module specific properties of an output thread.
 *****************************************************************************/
struct vout_display_sys_t
{
    /* */
    event_thread_t *event;

    /* */
    HWND                 hwnd;                  /* Handle of the main window */
    HWND                 hvideownd;        /* Handle of the video sub-window */
    struct vout_window_t *parent_window;         /* Parent window VLC object */
    HWND                 hparent;             /* Handle of the parent window */
    HWND                 hfswnd;          /* Handle of the fullscreen window */

    /* size of the display */
    RECT         rect_display;
    int          display_depth;

    /* size of the overall window (including black bands) */
    RECT         rect_parent;

    unsigned changes;        /* changes made to the video display */

    /* Misc */
    bool is_first_display;
    bool is_on_top;

#ifndef UNDER_CE

    /* screensaver system settings to be restored when vout is closed */
    UINT i_spi_lowpowertimeout;
    UINT i_spi_powerofftimeout;
    UINT i_spi_screensavetimeout;

#endif

    /* Coordinates of src and dest images (used when blitting to display) */
    RECT         rect_src;
    RECT         rect_src_clipped;
    RECT         rect_dest;
    RECT         rect_dest_clipped;

    picture_pool_t *pool;

#ifdef MODULE_NAME_IS_directx
    /* Multi-monitor support */
    HMONITOR             hmonitor;          /* handle of the current monitor */
    GUID                 *display_driver;
    HMONITOR             (WINAPI* MonitorFromWindow)(HWND, DWORD);
    BOOL                 (WINAPI* GetMonitorInfo)(HMONITOR, LPMONITORINFO);

    /* Overlay alignment restrictions */
    int          i_align_src_boundary;
    int          i_align_src_size;
    int          i_align_dest_boundary;
    int          i_align_dest_size;

    bool   use_wallpaper;   /* show as desktop wallpaper ? */

    bool   use_overlay;     /* Are we using an overlay surface */

    /* DDraw capabilities */
    bool            can_blit_fourcc;

    uint32_t        i_rgb_colorkey;      /* colorkey in RGB used by the overlay */
    uint32_t        i_colorkey;                 /* colorkey used by the overlay */

    COLORREF        color_bkg;
    COLORREF        color_bkgtxt;

    LPDIRECTDRAW2        ddobject;                    /* DirectDraw object */
    LPDIRECTDRAWSURFACE2 display;                        /* Display device */
    LPDIRECTDRAWCLIPPER  clipper;             /* clipper used for blitting */
    HINSTANCE            hddraw_dll;       /* handle of the opened ddraw dll */

    picture_resource_t   resource;

    /* It protects the following variables */
    vlc_mutex_t    lock;
    bool           ch_wallpaper;
    bool           wallpaper_requested;
#endif

#ifdef MODULE_NAME_IS_glwin32
    HDC                   hGLDC;
    HGLRC                 hGLRC;
    vout_opengl_t         gl;
    vout_display_opengl_t vgl;
#endif

#ifdef MODULE_NAME_IS_direct3d
    bool allow_hw_yuv;    /* Should we use hardware YUV->RGB conversions */
    /* show video on desktop window ? */
    bool use_desktop;
    struct {
        bool is_fullscreen;
        bool is_on_top;
        RECT win;
    } desktop_save;
    vout_display_cfg_t cfg_saved; /* configuration used before going into desktop mode */

    // core objects
    HINSTANCE               hd3d9_dll;       /* handle of the opened d3d9 dll */
    LPDIRECT3D9             d3dobj;
    LPDIRECT3DDEVICE9       d3ddev;
    D3DPRESENT_PARAMETERS   d3dpp;
    // scene objects
    LPDIRECT3DTEXTURE9      d3dtex;
    LPDIRECT3DVERTEXBUFFER9 d3dvtc;

    picture_resource_t      resource;

    /* */
    bool                    reset_device;
    bool                    reopen_device;

    /* It protects the following variables */
    vlc_mutex_t    lock;
    bool           ch_desktop;
    bool           desktop_requested;
#endif

#if defined(MODULE_NAME_IS_wingdi) || defined(MODULE_NAME_IS_wingapi)
    int  i_depth;

    /* Our offscreen bitmap and its framebuffer */
    HDC        off_dc;
    HBITMAP    off_bitmap;

    struct
    {
        BITMAPINFO bitmapinfo;
        RGBQUAD    red;
        RGBQUAD    green;
        RGBQUAD    blue;
    };

#   ifdef MODULE_NAME_IS_wingapi
    HINSTANCE  gapi_dll;                   /* handle of the opened gapi dll */

    /* GAPI functions */
    int (*GXOpenDisplay)(HWND hWnd, DWORD dwFlags);
    int (*GXCloseDisplay)();
    void *(*GXBeginDraw)();
    int (*GXEndDraw)();
    GXDisplayProperties (*GXGetDisplayProperties)();
    int (*GXSuspend)();
    int (*GXResume)();
#   endif
#endif
};

#ifdef MODULE_NAME_IS_wingapi
#   define GXOpenDisplay          vd->sys->GXOpenDisplay
#   define GXCloseDisplay         vd->sys->GXCloseDisplay
#   define GXBeginDraw            vd->sys->GXBeginDraw
#   define GXEndDraw              vd->sys->GXEndDraw
#   define GXGetDisplayProperties vd->sys->GXGetDisplayProperties
#   define GXSuspend              vd->sys->GXSuspend
#   define GXResume               vd->sys->GXResume
#endif

/*****************************************************************************
 * Prototypes from common.c
 *****************************************************************************/
int  CommonInit(vout_display_t *);
void CommonClean(vout_display_t *);
void CommonManage(vout_display_t *);
int  CommonControl(vout_display_t *, int , va_list );
void CommonDisplay(vout_display_t *);

void UpdateRects (vout_display_t *,
                  const vout_display_cfg_t *,
                  const video_format_t *,
                  bool is_forced);
void AlignRect(RECT *, int align_boundary, int align_size);

/*****************************************************************************
 * Constants
 *****************************************************************************/
#define IDM_TOGGLE_ON_TOP WM_USER + 1
#define DX_POSITION_CHANGE 0x1000
#define DX_WALLPAPER_CHANGE 0x2000
#define DX_DESKTOP_CHANGE 0x4000

/*****************************************************************************
 * WinCE helpers
 *****************************************************************************/
#ifdef UNDER_CE

#define AdjustWindowRect(a,b,c) AdjustWindowRectEx(a,b,c,0)

#ifndef GCL_HBRBACKGROUND
#   define GCL_HBRBACKGROUND (-10)
#endif

//#define FindWindowEx(a,b,c,d) 0

#define GetWindowPlacement(a,b)
#define SetWindowPlacement(a,b)
/*typedef struct _WINDOWPLACEMENT {
    UINT length;
    UINT flags;
    UINT showCmd;
    POINT ptMinPosition;
    POINT ptMaxPosition;
    RECT rcNormalPosition;
} WINDOWPLACEMENT;*/

#ifndef WM_NCMOUSEMOVE
#   define WM_NCMOUSEMOVE 160
#endif
#ifndef CS_OWNDC
#   define CS_OWNDC 32
#endif
#ifndef SC_SCREENSAVE
#   define SC_SCREENSAVE 0xF140
#endif
#ifndef SC_MONITORPOWER
#   define SC_MONITORPOWER 0xF170
#endif
#ifndef WM_NCPAINT
#   define WM_NCPAINT 133
#endif
#ifndef WS_OVERLAPPEDWINDOW
#   define WS_OVERLAPPEDWINDOW 0xcf0000
#endif
#ifndef WS_EX_NOPARENTNOTIFY
#   define WS_EX_NOPARENTNOTIFY 4
#endif
#ifndef WS_EX_APPWINDOW
#define WS_EX_APPWINDOW 0x40000
#endif

//#define SetWindowLongPtr SetWindowLong
//#define GetWindowLongPtr GetWindowLong
//#define GWLP_USERDATA GWL_USERDATA

#endif //UNDER_CE