This is helpful to know what device has actually been used.
---
libavutil/hwcontext_d3d11va.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/libavutil/hwcontext_d3d11va.c b/libavutil/hwcontext_d3d11va.c
index 65dd6651fc..769c81fd77 100644
--- a/libavutil/hwcontext_d3d11va.c
+++ b/libavutil/hwcontext_d3d11va.c
@@ -515,8 +515,15 @@ static int d3d11va_device_create(AVHWDeviceContext *ctx,
const char *device,
hr = mD3D11CreateDevice(pAdapter, pAdapter ? D3D_DRIVER_TYPE_UNKNOWN :
D3D_DRIVER_TYPE_HARDWARE, NULL, creationFlags, NULL, 0,
D3D11_SDK_VERSION, &device_hwctx->device, NULL, NULL);
- if (pAdapter)
+ if (pAdapter) {
+ DXGI_ADAPTER_DESC2 desc;
+ hr = IDXGIAdapter2_GetDesc(pAdapter, &desc);
+ if (!FAILED(hr)) {
+ av_log(ctx, AV_LOG_INFO, "Using device %04x:%04x (%ls).\n",
+ desc.VendorId, desc.DeviceId, desc.Description);
+ }
IDXGIAdapter_Release(pAdapter);
+ }
if (FAILED(hr)) {
av_log(ctx, AV_LOG_ERROR, "Failed to create Direct3D device (%lx)\n",
(long)hr);
return AVERROR_UNKNOWN;
--
2.11.0
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