static void Display(vout_display_t *vd, picture_t *picture, subpicture_t *subpicture)
{
vout_display_sys_t *sys = vd->sys;
assert(sys->display);
/* Our surface can be lost so be sure to check this
* and restore it if need be */
if (IDirectDrawSurface2_IsLost(sys->display) == DDERR_SURFACELOST) {
if (IDirectDrawSurface2_Restore(sys->display) == DD_OK) {
if (sys->use_overlay)
DirectXUpdateOverlay(vd, NULL);
}
}
if (sys->restore_overlay)
DirectXUpdateOverlay(vd, NULL);
/* */
DirectXUnlock(picture);
if (sys->use_overlay) {
/* Flip the overlay buffers if we are using back buffers */
if (picture->p_sys->surface != picture->p_sys->front_surface) {
HRESULT hr = IDirectDrawSurface2_Flip(picture->p_sys->front_surface,
NULL, DDFLIP_WAIT);
if (hr != DD_OK)
msg_Warn(vd, "could not flip overlay (error %li)", hr);
}
} else {
/* Blit video surface to display with the NOTEARING option */
DDBLTFX ddbltfx;
ZeroMemory(&ddbltfx, sizeof(ddbltfx));
ddbltfx.dwSize = sizeof(ddbltfx);
ddbltfx.dwDDFX = DDBLTFX_NOTEARING;
HRESULT hr = IDirectDrawSurface2_Blt(sys->display,
&sys->rect_dest_clipped,
picture->p_sys->surface,
&sys->rect_src_clipped,
DDBLT_ASYNC, &ddbltfx);
if (hr != DD_OK)
msg_Warn(vd, "could not blit surface (error %li)", hr);
}
DirectXLock(picture);
if (sys->is_first_display) {
IDirectDraw_WaitForVerticalBlank(sys->ddobject,
DDWAITVB_BLOCKBEGIN, NULL);
if (sys->use_overlay) {
HBRUSH brush = CreateSolidBrush(sys->i_rgb_colorkey);
/* set the colorkey as the backgound brush for the video window */
SetClassLongPtr(sys->hvideownd, GCLP_HBRBACKGROUND, (LONG_PTR)brush);
}
}
CommonDisplay(vd);
picture_Release(picture);
VLC_UNUSED(subpicture);
}
Bool
winHotKeyAltTabPrimaryDD (ScreenPtr pScreen)
{
winScreenPriv(pScreen);
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
RECT rcClient, rcSrc;
HRESULT ddrval = DD_OK;
ErrorF ("\nwinHotKeyAltTabPrimaryDD\n\n");
/* Alt+Tab was pressed, we will lose focus very soon */
pScreenPriv->fActive = FALSE;
/* Check for error conditions */
if (pScreenPriv->pddsPrimary == NULL
|| pScreenPriv->pddsOffscreen == NULL)
return FALSE;
/* Get client area in screen coords */
GetClientRect (pScreenPriv->hwndScreen, &rcClient);
MapWindowPoints (pScreenPriv->hwndScreen,
HWND_DESKTOP,
(LPPOINT)&rcClient, 2);
/* Did we loose the primary surface? */
ddrval = IDirectDrawSurface2_IsLost (pScreenPriv->pddsPrimary);
if (ddrval == DD_OK)
{
ddrval = IDirectDrawSurface2_Unlock (pScreenPriv->pddsPrimary,
NULL);
if (FAILED (ddrval))
FatalError ("winHotKeyAltTabPrimaryDD - Failed unlocking primary "
"surface\n");
}
/* Setup a source rectangle */
rcSrc.left = 0;
rcSrc.top = 0;
rcSrc.right = pScreenInfo->dwWidth;
rcSrc.bottom = pScreenInfo->dwHeight;
/* Blit the primary surface to the offscreen surface */
ddrval = IDirectDrawSurface2_Blt (pScreenPriv->pddsOffscreen,
NULL, /* should be rcDest */
pScreenPriv->pddsPrimary,
NULL,
DDBLT_WAIT,
NULL);
if (ddrval == DDERR_SURFACELOST)
{
IDirectDrawSurface2_Restore (pScreenPriv->pddsOffscreen);
IDirectDrawSurface2_Restore (pScreenPriv->pddsPrimary);
/* Blit the primary surface to the offscreen surface */
ddrval = IDirectDrawSurface2_Blt (pScreenPriv->pddsOffscreen,
NULL,
pScreenPriv->pddsPrimary,
NULL,
DDBLT_WAIT,
NULL);
if (FAILED (ddrval))
FatalError ("winHotKeyAltTabPrimaryDD - Failed blitting primary "
"surface to offscreen surface: %08x\n",
ddrval);
}
else
{
FatalError ("winHotKeyAltTabPrimaryDD - Unknown error from "
"Blt: %08dx\n", ddrval);
}
/* Lock the offscreen surface */
ddrval = IDirectDrawSurface2_Lock (pScreenPriv->pddsOffscreen,
NULL,
pScreenPriv->pddsdOffscreen,
DDLOCK_WAIT,
NULL);
if (ddrval != DD_OK
|| pScreenPriv->pddsdPrimary->lpSurface == NULL)
FatalError ("winHotKeyAltTabPrimaryDD - Could not lock "
"offscreen surface\n");
/* Notify FB of the new memory pointer */
winUpdateFBPointer (pScreen,
pScreenPriv->pddsdOffscreen->lpSurface);
/* Unregister our hotkey */
UnregisterHotKey (pScreenPriv->hwndScreen, 1);
return TRUE;
}
Bool
winActivateAppPrimaryDD (ScreenPtr pScreen)
{
winScreenPriv(pScreen);
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
RECT rcSrc, rcClient;
HRESULT ddrval = DD_OK;
/* Check for errors */
if (pScreenPriv == NULL
|| pScreenPriv->pddsPrimary == NULL
|| pScreenPriv->pddsOffscreen == NULL)
return FALSE;
/* Check for do-nothing */
if (!pScreenPriv->fActive)
return TRUE;
/* We are activating */
ddrval = IDirectDrawSurface2_IsLost (pScreenPriv->pddsOffscreen);
if (ddrval == DD_OK)
{
IDirectDrawSurface2_Unlock (pScreenPriv->pddsOffscreen,
NULL);
/*
* We don't check for an error from Unlock, because it
* doesn't matter if the Unlock failed.
*/
}
/* Restore both surfaces, just cause I like it that way */
IDirectDrawSurface2_Restore (pScreenPriv->pddsOffscreen);
IDirectDrawSurface2_Restore (pScreenPriv->pddsPrimary);
/* Get client area in screen coords */
GetClientRect (pScreenPriv->hwndScreen, &rcClient);
MapWindowPoints (pScreenPriv->hwndScreen,
HWND_DESKTOP,
(LPPOINT)&rcClient, 2);
/* Setup a source rectangle */
rcSrc.left = 0;
rcSrc.top = 0;
rcSrc.right = pScreenInfo->dwWidth;
rcSrc.bottom = pScreenInfo->dwHeight;
ddrval = IDirectDrawSurface2_Blt (pScreenPriv->pddsPrimary,
&rcClient,
pScreenPriv->pddsOffscreen,
&rcSrc,
DDBLT_WAIT,
NULL);
if (ddrval != DD_OK)
FatalError ("winActivateAppPrimaryDD () - Failed blitting offscreen "
"surface to primary surface %08x\n", ddrval);
/* Lock the primary surface */
ddrval = IDirectDrawSurface2_Lock (pScreenPriv->pddsPrimary,
&rcClient,
pScreenPriv->pddsdPrimary,
DDLOCK_WAIT,
NULL);
if (ddrval != DD_OK
|| pScreenPriv->pddsdPrimary->lpSurface == NULL)
FatalError ("winActivateAppPrimaryDD () - Could not lock "
"primary surface\n");
/* Notify FB of the new memory pointer */
winUpdateFBPointer (pScreen,
pScreenPriv->pddsdPrimary->lpSurface);
/*
* Register the Alt-Tab combo as a hotkey so we can copy
* the primary framebuffer before the display mode changes
*/
RegisterHotKey (pScreenPriv->hwndScreen, 1, MOD_ALT, 9);
return TRUE;
}
