/******************************************************************************
* MCIAVI_mciUpdate [internal]
*/
static DWORD MCIQTZ_mciUpdate(UINT wDevID, DWORD dwFlags, LPMCI_DGV_UPDATE_PARMS lpParms)
{
WINE_MCIQTZ *wma;
DWORD res = 0;
TRACE("%04x, %08x, %p\n", wDevID, dwFlags, lpParms);
if (!lpParms)
return MCIERR_NULL_PARAMETER_BLOCK;
wma = MCIQTZ_mciGetOpenDev(wDevID);
if (!wma)
return MCIERR_INVALID_DEVICE_ID;
if (dwFlags & MCI_DGV_UPDATE_HDC) {
LONG state, size;
BYTE *data;
BITMAPINFO *info;
HRESULT hr;
RECT src, dest;
LONG visible = OATRUE;
res = MCIERR_INTERNAL;
IMediaControl_GetState(wma->pmctrl, -1, &state);
if (state == State_Running)
return MCIERR_UNSUPPORTED_FUNCTION;
/* If in stopped state, nothing has been drawn to screen
* moving to pause, which is needed for the old dib renderer, will result
* in a single frame drawn, so hide the window here */
IVideoWindow_get_Visible(wma->vidwin, &visible);
if (wma->parent)
IVideoWindow_put_Visible(wma->vidwin, OAFALSE);
/* FIXME: Should we check the original state and restore it? */
IMediaControl_Pause(wma->pmctrl);
IMediaControl_GetState(wma->pmctrl, -1, &state);
if (FAILED(hr = IBasicVideo_GetCurrentImage(wma->vidbasic, &size, NULL))) {
WARN("Could not get image size (hr = %x)\n", hr);
goto out;
}
data = HeapAlloc(GetProcessHeap(), 0, size);
info = (BITMAPINFO*)data;
IBasicVideo_GetCurrentImage(wma->vidbasic, &size, (LONG*)data);
data += info->bmiHeader.biSize;
IBasicVideo_GetSourcePosition(wma->vidbasic, &src.left, &src.top, &src.right, &src.bottom);
IBasicVideo_GetDestinationPosition(wma->vidbasic, &dest.left, &dest.top, &dest.right, &dest.bottom);
StretchDIBits(lpParms->hDC,
dest.left, dest.top, dest.right + dest.left, dest.bottom + dest.top,
src.left, src.top, src.right + src.left, src.bottom + src.top,
data, info, DIB_RGB_COLORS, SRCCOPY);
HeapFree(GetProcessHeap(), 0, data);
res = 0;
out:
if (wma->parent)
IVideoWindow_put_Visible(wma->vidwin, visible);
}
else if (dwFlags)
FIXME("Unhandled flags %x\n", dwFlags);
return res;
}
static HRESULT WINAPI
IBasicVideo_fnGetCurrentImage(IBasicVideo* iface,long* plBufferSize,long* plDIBBuffer)
{
CFilterGraph_THIS(iface,basvid);
QUERYBASICVIDEO
TRACE("(%p)->()\n",This);
hr = IBasicVideo_GetCurrentImage(pVideo,plBufferSize,plDIBBuffer);
IBasicVideo_Release(pVideo);
return hr;
}