bool WindowsHeadlessHostDx9::InitGraphics(std::string *error_message, GraphicsContext **graphicsContext) {
*graphicsContext = nullptr;
LoadD3DX9Dynamic();
hWnd = DxCreateWindow();
if (WINDOW_VISIBLE) {
ShowWindow(hWnd, TRUE);
SetFocus(hWnd);
}
DX9::DirectxInit(hWnd);
LoadNativeAssets();
DX9::pD3Ddevice->BeginScene();
return true;
}
static int vo_dx_init(void)
{
DDSURFACEDESC2 ddsd;
dw = g_image_width = dlpctxp->pwidth;
dh = g_image_height = dlpctxp->pheight;
g_screen_width = GetSystemMetrics(SM_CXSCREEN);
g_screen_height = GetSystemMetrics(SM_CYSCREEN);
dx = (g_screen_width - dw) / 2;
dy = (g_screen_height - dh) / 2;
if (FALSE == DxCreateWindow()) {
av_log(NULL, AV_LOG_ERROR, "DxCreateWindow step\n");
return -1;
}
if (FALSE == DxInitDirectDraw()) {
av_log(NULL, AV_LOG_ERROR, "DxInitDirectDraw step\n");
return -1;
}
if (FALSE == DxCreatePrimarySurface()) {
av_log(NULL, AV_LOG_ERROR, "DxCreatePrimarySurface step\n");
return -1;
}
if (FALSE == DxCreateOverlay()) {
av_log(NULL, AV_LOG_ERROR, "DxCreateOverlay step\n");
if (FALSE == DxCreateOffbuffer()) {
av_log(NULL, AV_LOG_ERROR, "DxCreateOffbuffer step\n");
return -1;
}
}
if (FALSE == DxGetCaps()) {
av_log(NULL, AV_LOG_ERROR, "DxGetCaps step\n");
return -1;
}
if (FALSE == DxManageOverlay()) {
av_log(NULL, AV_LOG_ERROR, "DxManageOverlay step\n");
return -1;
}
memset(&ddsd, 0, sizeof(DDSURFACEDESC2));
ddsd.dwSize = sizeof(DDSURFACEDESC2);
if (IDirectDrawSurface_Lock(g_lpddsBack, NULL, &ddsd,
DDLOCK_NOSYSLOCK | DDLOCK_WAIT, NULL) != DD_OK) {
av_log(NULL, AV_LOG_ERROR, "Lock Back Buffer step\n");
return -1;
}
g_dstride = ddsd.lPitch;
g_image = ddsd.lpSurface;
av_log(NULL, AV_LOG_ERROR, "vo dx init ok\n");
/* -------- create picture ----------------- */
my_pic = av_mallocz(sizeof(AVPicture));
if (-1 == avpicture_alloc(my_pic, g_image_format, g_image_width,
g_image_height)) {
av_log(NULL, AV_LOG_ERROR, "avpicture alloc error\n");
return -1;
}
g_inited = 1;
return 0;
}
