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635 lines
17 KiB
635 lines
17 KiB
#include "stdafx.h"
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#include "mswebdvd.h"
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#include "msdvd.h"
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#include "ddrawobj.h"
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//
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// CDDrawDVD constructor
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//
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CDDrawDVD::CDDrawDVD(CMSWebDVD *pDVD)
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{
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m_pDVD = pDVD;
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// Default colors to be used for filling
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m_VideoKeyColor = RGB(255, 0, 255) ;
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m_pOverlayCallback = new CComObject<COverlayCallback> ;
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CComVariant vData;
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vData.vt = VT_VOID;
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vData.byref = this;
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if(m_pOverlayCallback){
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m_pOverlayCallback->SetDDrawDVD(vData);
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}
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}
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//
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// CDDrawDVD destructor
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//
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CDDrawDVD::~CDDrawDVD(void)
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{
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}
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/*************************************************************************/
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/* Function: SetupDDraw */
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/* Description: Creates DDrawObject and Surface */
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/*************************************************************************/
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HRESULT CDDrawDVD::SetupDDraw(const AMDDRAWGUID* lpDDGUID, HWND hwnd){
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// DO NOT CALL TWICE !!!
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// WILL CRASH OV MIXER DJ
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HRESULT hr = E_UNEXPECTED;
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if(!::IsWindow(hwnd)){
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return(hr);
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}/* end of if statement */
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m_pDDObject.Release();
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hr = ::DirectDrawCreate(lpDDGUID->lpGUID, &m_pDDObject, NULL);
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if(FAILED(hr)){
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return(hr);
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}/* end of if statement */
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hr = m_pDDObject->SetCooperativeLevel(hwnd, DDSCL_NORMAL);
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if(FAILED(hr)){
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m_pDDObject.Release();
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return(hr);
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}/* end of if statement */
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DDSURFACEDESC ddsd;
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::ZeroMemory(&ddsd, sizeof(ddsd));
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ddsd.dwSize = sizeof(ddsd);
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ddsd.dwFlags = DDSD_CAPS;
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ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
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m_pPrimary.Release();
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hr = m_pDDObject->CreateSurface(&ddsd, &m_pPrimary, NULL);
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if(FAILED(hr)){
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m_pDDObject.Release();
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return(hr);
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}/* end of if statement */
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CComPtr<IDirectDrawClipper> pClipper;
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hr = m_pDDObject->CreateClipper(0, &pClipper, NULL);
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if(FAILED(hr)){
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m_pPrimary.Release();
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m_pDDObject.Release();
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return(hr);
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}/* end of if statement */
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hr = pClipper->SetHWnd(0, hwnd);
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if(FAILED(hr)){
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m_pPrimary.Release();
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m_pDDObject.Release();
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pClipper.Release();
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return(hr);
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}/* end of if statement */
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hr = m_pPrimary->SetClipper(pClipper);
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if (FAILED(hr)){
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m_pPrimary.Release();
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m_pDDObject.Release();
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pClipper.Release();
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return(hr);
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}/* end of if statement */
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/*
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* We release the clipper interface after attaching it to the surface
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* as we don't need to use it again and the surface holds a reference
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* to the clipper when its been attached. The clipper will therefore
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* be released when the surface is released.
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*/
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pClipper.Release();
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return(hr);
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}/* end of function SetupDDraw */
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/*************************************************************/
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/* Name:
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/* Description:
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/*************************************************************/
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HRESULT CDDrawDVD::SetColorKey(COLORREF colorKey)
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{
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m_VideoKeyColor = colorKey;
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// if 256 color mode, force to set back to magenta
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HWND hwnd = ::GetDesktopWindow();
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HDC hdc = ::GetWindowDC(hwnd);
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if(NULL == hdc){
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return(E_UNEXPECTED);
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}/* end of if statement */
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HRESULT hr = S_OK;
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if ((::GetDeviceCaps(hdc, RASTERCAPS) & RC_PALETTE) == RC_PALETTE)
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{
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if (m_VideoKeyColor != MAGENTA_COLOR_KEY) {
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hr = m_pDVD->put_ColorKey(MAGENTA_COLOR_KEY);
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if (SUCCEEDED(hr))
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m_VideoKeyColor = MAGENTA_COLOR_KEY;
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}
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}
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::ReleaseDC(hwnd, hdc);
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return hr ;
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}
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/*************************************************************/
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/* Name:
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/* Description:
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/*************************************************************/
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COLORREF CDDrawDVD::GetColorKey()
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{
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// if 256 color mode, force to set back to magenta
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HWND hwnd = ::GetDesktopWindow();
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HDC hdc = ::GetWindowDC(hwnd);
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if(NULL == hdc){
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return(E_UNEXPECTED);
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}/* end of if statement */
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if ((::GetDeviceCaps(hdc, RASTERCAPS) & RC_PALETTE) == RC_PALETTE)
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{
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if (m_VideoKeyColor != MAGENTA_COLOR_KEY) {
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if (SUCCEEDED(m_pDVD->put_ColorKey(MAGENTA_COLOR_KEY)))
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m_VideoKeyColor = MAGENTA_COLOR_KEY;
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}
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}
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::ReleaseDC(hwnd, hdc);
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return m_VideoKeyColor;
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}
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/*************************************************************************/
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/* Function: HasOverlay */
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/* Description: Tells us if the video card support overlay. */
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/*************************************************************************/
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HRESULT CDDrawDVD::HasOverlay(){
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HRESULT hr = S_OK;
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if(!m_pDDObject){
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return(E_UNEXPECTED);
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}/* end of if statement */
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DDCAPS caps;
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::ZeroMemory(&caps, sizeof(DDCAPS));
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caps.dwSize = sizeof(DDCAPS);
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hr = m_pDDObject->GetCaps(&caps, NULL);
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if(FAILED(hr)){
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return(hr);
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}/* end of if statement */
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if(caps.dwMaxVisibleOverlays > 0){
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hr = S_OK;
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}
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else {
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hr = S_FALSE;
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}/* end of if statement */
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return(hr);
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}/* end of function HasOverlay */
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/*************************************************************************/
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/* Function: HasAvailableOverlay */
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/* Description: Tells us if the overlay is used. */
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/*************************************************************************/
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HRESULT CDDrawDVD::HasAvailableOverlay(){
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HRESULT hr = S_OK;
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if(!m_pDDObject){
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return(E_UNEXPECTED);
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}/* end of if statement */
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DDCAPS caps;
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::ZeroMemory(&caps, sizeof(DDCAPS));
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caps.dwSize = sizeof(DDCAPS);
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hr = m_pDDObject->GetCaps(&caps, NULL);
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if(FAILED(hr)){
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return(hr);
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}/* end of if statement */
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if((caps.dwMaxVisibleOverlays > 0) && (caps.dwMaxVisibleOverlays > caps.dwCurrVisibleOverlays)){
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hr = S_OK;
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}
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else {
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hr = S_FALSE;
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}/* end of if statement */
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return(hr);
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}/* end of function HasAvailableOverlay */
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/*************************************************************************/
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/* Function: GetOverlayMaxStretch */
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/* Description: Tells us the maximum stretch factors of overlay. */
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/*************************************************************************/
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HRESULT CDDrawDVD::GetOverlayMaxStretch(DWORD *pdwMaxStretch){
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HRESULT hr = S_OK;
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if(!m_pDDObject){
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return(E_UNEXPECTED);
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}/* end of if statement */
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DDCAPS caps;
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::ZeroMemory(&caps, sizeof(DDCAPS));
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caps.dwSize = sizeof(DDCAPS);
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hr = m_pDDObject->GetCaps(&caps, NULL);
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if(FAILED(hr)){
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return(hr);
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}/* end of if statement */
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if (caps.dwCaps & DDCAPS_OVERLAYSTRETCH && caps.dwMaxOverlayStretch!=0) {
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*pdwMaxStretch = caps.dwMaxOverlayStretch/2;
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}
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else {
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#ifdef _DEBUG
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::MessageBox(::GetFocus(), TEXT("Overlay can't stretch"), TEXT("Error"), MB_OK) ;
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#endif
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}
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return(hr);
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}/* end of function GetOverlayMaxStretch */
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// convert a RGB color to a pysical color.
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// we do this by leting GDI SetPixel() do the color matching
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// then we lock the memory and see what it got mapped to.
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HRESULT CDDrawDVD::DDColorMatchOffscreen(COLORREF rgb, DWORD* dwColor)
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{
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HDC hdc;
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*dwColor = CLR_INVALID;
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DDSURFACEDESC ddsd;
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IDirectDrawSurface* pdds;
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LPDIRECTDRAW pdd = GetDDrawObj();
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HRESULT hr = S_OK;
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ZeroMemory(&ddsd, sizeof(ddsd)) ;
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ddsd.dwSize = sizeof(ddsd) ;
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ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH;
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ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN;
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ddsd.dwWidth = 8;
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ddsd.dwHeight = 8;
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hr = pdd->CreateSurface(&ddsd, &pdds, NULL);
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if (hr != DD_OK) {
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return 0;
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}
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// use GDI SetPixel to color match for us
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if (rgb != CLR_INVALID && pdds->GetDC(&hdc) == DD_OK)
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{
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// set our value
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SetPixel(hdc, 0, 0, rgb);
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pdds->ReleaseDC(hdc);
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}
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// now lock the surface so we can read back the converted color
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ZeroMemory(&ddsd, sizeof(ddsd)) ;
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ddsd.dwSize = sizeof(ddsd) ;
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while ((hr = pdds->Lock(NULL, &ddsd, 0, NULL)) == DDERR_WASSTILLDRAWING)
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;
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if (hr == DD_OK)
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{
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// get DWORD
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DWORD temp = *(DWORD *)ddsd.lpSurface;
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// mask it to bpp
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if (ddsd.ddpfPixelFormat.dwRGBBitCount < 32)
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temp &= (1 << ddsd.ddpfPixelFormat.dwRGBBitCount)-1;
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pdds->Unlock(NULL);
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*dwColor = temp;
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hr = S_OK;
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}
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pdds->Release();
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return hr;
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}
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/*************************************************************/
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/* Name: CreateDIBBrush
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/* Description:
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/*************************************************************/
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HRESULT CDDrawDVD::CreateDIBBrush(COLORREF rgb, HBRUSH *phBrush)
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{
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#if 1
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HDC hdc;
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DDSURFACEDESC ddsd;
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IDirectDrawSurface* pdds;
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LPDIRECTDRAW pdd = GetDDrawObj();
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HRESULT hr = S_OK;
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ZeroMemory(&ddsd, sizeof(ddsd)) ;
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ddsd.dwSize = sizeof(ddsd) ;
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ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH;
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ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN;
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ddsd.dwWidth = 8;
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ddsd.dwHeight = 8;
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hr = pdd->CreateSurface(&ddsd, &pdds, NULL);
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if (hr != DD_OK) {
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return 0;
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}
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// use GDI SetPixel to color match for us
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if (rgb != CLR_INVALID && pdds->GetDC(&hdc) == DD_OK)
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{
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// set our value
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SetPixel(hdc, 0, 0, rgb);
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pdds->ReleaseDC(hdc);
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}
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// now lock the surface so we can read back the converted color
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ZeroMemory(&ddsd, sizeof(ddsd)) ;
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ddsd.dwSize = sizeof(ddsd) ;
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while ((hr = pdds->Lock(NULL, &ddsd, 0, NULL)) == DDERR_WASSTILLDRAWING)
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;
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DWORD temp = CLR_INVALID;
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if (hr == DD_OK)
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{
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// get DWORD
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temp = *((DWORD *)ddsd.lpSurface);
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// mask it to bpp
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if (ddsd.ddpfPixelFormat.dwRGBBitCount < 32)
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temp &= (1 << ddsd.ddpfPixelFormat.dwRGBBitCount)-1;
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pdds->Unlock(NULL);
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hr = S_OK;
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}
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::ZeroMemory(&ddsd, sizeof(ddsd)) ;
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ddsd.dwSize = sizeof(ddsd) ;
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hr = pdds->GetSurfaceDesc(&ddsd) ;
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if (! (SUCCEEDED(hr) && (ddsd.dwFlags & DDSD_WIDTH) && (ddsd.dwFlags & DDSD_HEIGHT)) ) {
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return hr;
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}
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if (hr == DD_OK && temp != CLR_INVALID) {
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DDBLTFX ddBltFx;
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::ZeroMemory(&ddBltFx, sizeof(ddBltFx)) ;
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ddBltFx.dwSize = sizeof(DDBLTFX);
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ddBltFx.dwFillColor = temp;
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RECT rc;
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::SetRect(&rc, 0, 0, ddsd.dwWidth, ddsd.dwHeight);
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hr = pdds->Blt(&rc, NULL, NULL, DDBLT_COLORFILL|DDBLT_WAIT, &ddBltFx);
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if (FAILED(hr)) {
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return hr;
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}
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DWORD dwBitCount = ddsd.ddpfPixelFormat.dwRGBBitCount;
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DWORD dwWidth = WIDTHBYTES(ddsd.dwWidth*dwBitCount);
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DWORD dwSizeImage = ddsd.dwHeight*dwWidth;
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BYTE *packedDIB = new BYTE[sizeof(BITMAPINFOHEADER) + dwSizeImage + 1024];
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BITMAPINFOHEADER *lpbmi = (BITMAPINFOHEADER*) packedDIB;
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::ZeroMemory(lpbmi, sizeof(BITMAPINFOHEADER));
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lpbmi->biSize = sizeof(BITMAPINFOHEADER);
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lpbmi->biBitCount = (WORD)dwBitCount;
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lpbmi->biWidth = ddsd.dwWidth;
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lpbmi->biHeight = ddsd.dwHeight;
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lpbmi->biPlanes = 1;
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LPDWORD pdw = (LPDWORD)DibColors(lpbmi);
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switch (dwBitCount) {
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case 8: {
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lpbmi->biCompression = BI_RGB;
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lpbmi->biClrUsed = 256;
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for (int i=0; i<(int)lpbmi->biClrUsed/16; i++)
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{
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*pdw++ = 0x00000000; // 0000 black
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*pdw++ = 0x00800000; // 0001 dark red
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*pdw++ = 0x00008000; // 0010 dark green
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*pdw++ = 0x00808000; // 0011 mustard
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*pdw++ = 0x00000080; // 0100 dark blue
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*pdw++ = 0x00800080; // 0101 purple
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*pdw++ = 0x00008080; // 0110 dark turquoise
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*pdw++ = 0x00C0C0C0; // 1000 gray
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*pdw++ = 0x00808080; // 0111 dark gray
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*pdw++ = 0x00FF0000; // 1001 red
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*pdw++ = 0x0000FF00; // 1010 green
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*pdw++ = 0x00FFFF00; // 1011 yellow
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*pdw++ = 0x000000FF; // 1100 blue
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*pdw++ = 0x00FF00FF; // 1101 pink (magenta)
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*pdw++ = 0x0000FFFF; // 1110 cyan
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*pdw++ = 0x00FFFFFF; // 1111 white
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}
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break;
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}
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case 16:
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lpbmi->biCompression = BI_BITFIELDS;
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lpbmi->biClrUsed = 3;
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pdw[0] = ddsd.ddpfPixelFormat.dwRBitMask ;
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pdw[1] = ddsd.ddpfPixelFormat.dwGBitMask ;
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pdw[2] = ddsd.ddpfPixelFormat.dwBBitMask ;
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break;
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case 24:
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case 32:
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lpbmi->biCompression = BI_RGB;
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lpbmi->biClrUsed = 0;
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break;
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}
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ZeroMemory(&ddsd, sizeof(ddsd)) ;
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ddsd.dwSize = sizeof(ddsd) ;
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while ((hr = pdds->Lock(NULL, &ddsd, 0, NULL)) == DDERR_WASSTILLDRAWING)
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;
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if (hr != DD_OK)
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return hr;
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BYTE *lpTempSurf = (BYTE *)ddsd.lpSurface;
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for (DWORD i=0; i<ddsd.dwHeight; i++) {
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::memcpy((BYTE*) DibPtr(lpbmi)+i*dwWidth,
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lpTempSurf+i*ddsd.lPitch, dwWidth);
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}
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pdds->Unlock(NULL);
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*phBrush = ::CreateDIBPatternBrushPt((LPVOID) packedDIB, DIB_RGB_COLORS);
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}
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pdds->Release();
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#else
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HRESULT hr = S_OK;
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typedef struct {
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BYTE rgb[3];
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} RGB;
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typedef struct {
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BITMAPINFOHEADER bmiHeader;
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RGB pBits[8][8];
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} PackedDIB;
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PackedDIB packedDIB;
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::ZeroMemory(&packedDIB, sizeof(PackedDIB));
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packedDIB.bmiHeader.biSize = sizeof (BITMAPINFOHEADER);
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packedDIB.bmiHeader.biCompression = BI_RGB;
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packedDIB.bmiHeader.biBitCount = 24;
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packedDIB.bmiHeader.biHeight = 8;
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packedDIB.bmiHeader.biWidth = 8;
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packedDIB.bmiHeader.biPlanes = 1;
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for (int i=0; i<8; i++) {
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for (int j=0; j<8; j++)
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packedDIB.pBits[i][j] = *((RGB*)&rgb);
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}
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*phBrush = ::CreateDIBPatternBrushPt((LPVOID)&packedDIB, DIB_RGB_COLORS);
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#endif
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return hr;
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}
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/* COverlayCallback */
|
|
/*************************************************************/
|
|
/* Name: OnUpdateOverlay
|
|
/* Description:
|
|
/*************************************************************/
|
|
HRESULT STDMETHODCALLTYPE COverlayCallback::OnUpdateOverlay(BOOL bBefore,
|
|
DWORD dwFlags,
|
|
BOOL bOldVisible,
|
|
const RECT *prcSrcOld,
|
|
const RECT *prcDestOld,
|
|
BOOL bNewVisible,
|
|
const RECT *prcSrcNew,
|
|
const RECT *prcDestNew)
|
|
{
|
|
if (bBefore)
|
|
return S_OK;
|
|
|
|
if(!prcSrcOld || !prcDestOld || !prcSrcNew || !prcDestNew){
|
|
return E_POINTER;
|
|
}
|
|
CMSWebDVD *pDVD = m_pDDrawDVD->GetDVD();
|
|
ATLASSERT(pDVD);
|
|
|
|
if (m_dwWidth != (DWORD)RECTWIDTH(prcDestNew) ||
|
|
m_dwHeight != (DWORD)RECTHEIGHT(prcDestNew) ||
|
|
m_dwARWidth != (DWORD)RECTWIDTH(prcDestNew) ||
|
|
m_dwARHeight != (DWORD)RECTHEIGHT(prcDestNew)) {
|
|
|
|
m_dwWidth = (DWORD)RECTWIDTH(prcDestNew);
|
|
m_dwHeight = (DWORD)RECTHEIGHT(prcDestNew);
|
|
m_dwARWidth = (DWORD)RECTWIDTH(prcDestNew);
|
|
m_dwARHeight = (DWORD)RECTHEIGHT(prcDestNew);
|
|
|
|
return pDVD->UpdateOverlay();
|
|
} /* end of if statement */
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
/*************************************************************/
|
|
/* Name: OnUpdateColorKey
|
|
/* Description:
|
|
/*************************************************************/
|
|
HRESULT STDMETHODCALLTYPE COverlayCallback::OnUpdateColorKey(COLORKEY const *pKey, DWORD dwColor)
|
|
{
|
|
m_pDDrawDVD->SetColorKey(pKey->HighColorValue);
|
|
return S_OK ;
|
|
}
|
|
|
|
|
|
/*************************************************************/
|
|
/* Name: OnUpdateSize
|
|
/* Description:
|
|
/*************************************************************/
|
|
HRESULT STDMETHODCALLTYPE COverlayCallback::OnUpdateSize(DWORD dwWidth, DWORD dwHeight,
|
|
DWORD dwARWidth, DWORD dwARHeight)
|
|
{
|
|
CMSWebDVD *pDVD = m_pDDrawDVD->GetDVD();
|
|
ATLASSERT(pDVD);
|
|
|
|
if (m_dwWidth != dwWidth ||
|
|
m_dwHeight != dwHeight ||
|
|
m_dwARWidth != dwARWidth ||
|
|
m_dwARHeight != dwARHeight) {
|
|
|
|
m_dwWidth = dwWidth;
|
|
m_dwHeight = dwHeight;
|
|
m_dwARWidth = dwARWidth;
|
|
m_dwARHeight = dwARHeight;
|
|
|
|
return pDVD->UpdateOverlay();
|
|
} /* end of if statement */
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*************************************************************/
|
|
/* Name: SetDDrawDVD
|
|
/* Description:
|
|
/*************************************************************/
|
|
STDMETHODIMP COverlayCallback::SetDDrawDVD(VARIANT pDDrawDVD)
|
|
{
|
|
switch(pDDrawDVD.vt){
|
|
|
|
case VT_VOID: {
|
|
m_pDDrawDVD = static_cast<CDDrawDVD*> (pDDrawDVD.byref);
|
|
break;
|
|
}
|
|
|
|
} /* end of switch statement */
|
|
|
|
return S_OK;
|
|
}
|
|
|