+static int dxva2_device_create9(AVHWDeviceContext *ctx, UINT adapter)
+{
+ DXVA2DevicePriv *priv = ctx->user_opaque;
+ D3DPRESENT_PARAMETERS d3dpp = dxva2_present_params;
+ D3DDISPLAYMODE d3ddm;
+ HRESULT hr;
+ pDirect3DCreate9 *createD3D = (pDirect3DCreate9 *)dlsym(priv->d3dlib, "Direct3DCreate9");
+ if (!createD3D) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to locate Direct3DCreate9\n");
+ return AVERROR_UNKNOWN;
+ }
+
+ priv->d3d9 = createD3D(D3D_SDK_VERSION);
+ if (!priv->d3d9) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to create IDirect3D object\n");
+ return AVERROR_UNKNOWN;
+ }
+
+ IDirect3D9_GetAdapterDisplayMode(priv->d3d9, adapter, &d3ddm);
+
+ d3dpp.BackBufferFormat = d3ddm.Format;
+
+ hr = IDirect3D9_CreateDevice(priv->d3d9, adapter, D3DDEVTYPE_HAL, GetDesktopWindow(),
+ FF_D3DCREATE_FLAGS,
+ &d3dpp, &priv->d3d9device);
+ if (FAILED(hr)) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to create Direct3D device\n");
+ return AVERROR_UNKNOWN;
+ }
+
+ return 0;
+}
+
+static int dxva2_device_create9ex(AVHWDeviceContext *ctx, UINT adapter)
+{
+ DXVA2DevicePriv *priv = ctx->user_opaque;
+ D3DPRESENT_PARAMETERS d3dpp = dxva2_present_params;
+ D3DDISPLAYMODEEX modeex = {0};
+ IDirect3D9Ex *d3d9ex = NULL;
+ IDirect3DDevice9Ex *exdev = NULL;
+ HRESULT hr;
+ pDirect3DCreate9Ex *createD3DEx = (pDirect3DCreate9Ex *)dlsym(priv->d3dlib, "Direct3DCreate9Ex");
+ if (!createD3DEx)
+ return AVERROR(ENOSYS);
+
+ hr = createD3DEx(D3D_SDK_VERSION, &d3d9ex);
+ if (FAILED(hr))
+ return AVERROR_UNKNOWN;
+
+ IDirect3D9Ex_GetAdapterDisplayModeEx(d3d9ex, adapter, &modeex, NULL);
+
+ d3dpp.BackBufferFormat = modeex.Format;
+
+ hr = IDirect3D9Ex_CreateDeviceEx(d3d9ex, adapter, D3DDEVTYPE_HAL, GetDesktopWindow(),
+ FF_D3DCREATE_FLAGS,
+ &d3dpp, NULL, &exdev);
+ if (FAILED(hr)) {
+ IDirect3D9Ex_Release(d3d9ex);
+ return AVERROR_UNKNOWN;
+ }
+
+ av_log(ctx, AV_LOG_VERBOSE, "Using D3D9Ex device.\n");
+ priv->d3d9 = (IDirect3D9 *)d3d9ex;
+ priv->d3d9device = (IDirect3DDevice9 *)exdev;
+ return 0;
+}
+