- device_priv = av_mallocz(sizeof(*device_priv));
- if (!device_priv)
- goto fail;
-
- device_ctx->user_opaque = device_priv;
- device_ctx->free = dxva2_device_uninit;
-
- device_priv->deviceHandle = INVALID_HANDLE_VALUE;
-
- device_priv->d3dlib = LoadLibrary("d3d9.dll");
- if (!device_priv->d3dlib) {
- av_log(NULL, loglevel, "Failed to load D3D9 library\n");
- goto fail;
- }
- device_priv->dxva2lib = LoadLibrary("dxva2.dll");
- if (!device_priv->dxva2lib) {
- av_log(NULL, loglevel, "Failed to load DXVA2 library\n");
- goto fail;
- }
-
- createD3D = (pDirect3DCreate9 *)GetProcAddress(device_priv->d3dlib, "Direct3DCreate9");
- if (!createD3D) {
- av_log(NULL, loglevel, "Failed to locate Direct3DCreate9\n");
- goto fail;
- }
- createDeviceManager = (pCreateDeviceManager9 *)GetProcAddress(device_priv->dxva2lib, "DXVA2CreateDirect3DDeviceManager9");
- if (!createDeviceManager) {
- av_log(NULL, loglevel, "Failed to locate DXVA2CreateDirect3DDeviceManager9\n");
- goto fail;
- }
-
- device_priv->d3d9 = createD3D(D3D_SDK_VERSION);
- if (!device_priv->d3d9) {
- av_log(NULL, loglevel, "Failed to create IDirect3D object\n");
- goto fail;
- }
-
- if (ist->hwaccel_device) {
- adapter = atoi(ist->hwaccel_device);
- av_log(NULL, AV_LOG_INFO, "Using HWAccel device %d\n", adapter);
- }
-
- IDirect3D9_GetAdapterDisplayMode(device_priv->d3d9, adapter, &d3ddm);
- d3dpp.Windowed = TRUE;
- d3dpp.BackBufferWidth = 640;
- d3dpp.BackBufferHeight = 480;
- d3dpp.BackBufferCount = 0;
- d3dpp.BackBufferFormat = d3ddm.Format;
- d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
- d3dpp.Flags = D3DPRESENTFLAG_VIDEO;
-
- hr = IDirect3D9_CreateDevice(device_priv->d3d9, adapter, D3DDEVTYPE_HAL, GetDesktopWindow(),
- D3DCREATE_SOFTWARE_VERTEXPROCESSING | D3DCREATE_MULTITHREADED | D3DCREATE_FPU_PRESERVE,
- &d3dpp, &device_priv->d3d9device);
- if (FAILED(hr)) {
- av_log(NULL, loglevel, "Failed to create Direct3D device\n");
- goto fail;
- }
-
- hr = createDeviceManager(&resetToken, &device_hwctx->devmgr);