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d3d11device: Add property for getting adapter LUID

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LUID (Locally Unique Identifier) can used for identifying GPU
and that's required for some Windows APIs (e.g., MFTEnum2()) to setup device.

See also
https://docs.microsoft.com/en-us/windows/win32/api/mfapi/nf-mfapi-mftenum2

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1910>
This commit is contained in:
Seungha Yang 2020-12-24 21:31:04 +09:00
parent 4b522dd355
commit 7eab7ae8cc
2 changed files with 19 additions and 3 deletions
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16
sys/d3d11/gstd3d11device.c
View file

@ -63,6 +63,7 @@ enum
PROP_DESCRIPTION,
PROP_ALLOW_TEARING,
PROP_CREATE_FLAGS,
PROP_ADAPTER_LUID,
};
#define DEFAULT_ADAPTER 0
@ -77,6 +78,7 @@ struct _GstD3D11DevicePrivate
gchar *description;
gboolean allow_tearing;
guint create_flags;
gint64 adapter_luid;
ID3D11Device *device;
ID3D11DeviceContext *device_context;
@ -352,6 +354,11 @@ gst_d3d11_device_class_init (GstD3D11DeviceClass * klass)
"D3D11_CREATE_DEVICE_FLAG flags used for D3D11CreateDevice",
0, G_MAXUINT32, DEFAULT_CREATE_FLAGS,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_ADAPTER_LUID,
g_param_spec_int64 ("adapter-luid", "Adapter LUID",
"DXGI Adapter LUID (Locally Unique Identifier) of created device",
0, G_MAXINT64, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
}
static void
@ -632,22 +639,26 @@ gst_d3d11_device_constructed (GObject * object)
if (SUCCEEDED (hr)) {
gchar *description = NULL;
gboolean is_hardware = FALSE;
gint64 adapter_luid;
/* DXGI_ADAPTER_FLAG_SOFTWARE is missing in dxgi.h of mingw */
if ((desc.Flags & 0x2) != 0x2) {
is_hardware = TRUE;
}
adapter_luid = (((gint64) desc.AdapterLuid.HighPart) << 32) |
((gint64) desc.AdapterLuid.LowPart);
description = g_utf16_to_utf8 (desc.Description, -1, NULL, NULL, NULL);
GST_DEBUG_OBJECT (self,
"adapter index %d: D3D11 device vendor-id: 0x%04x, device-id: 0x%04x, "
"Flags: 0x%x, %s",
"Flags: 0x%x, adapter-luid: " G_GINT64_FORMAT ", %s",
priv->adapter, desc.VendorId, desc.DeviceId, desc.Flags, description);
priv->vendor_id = desc.VendorId;
priv->device_id = desc.DeviceId;
priv->hardware = is_hardware;
priv->description = description;
priv->adapter_luid = adapter_luid;
}
}
@ -805,6 +816,9 @@ gst_d3d11_device_get_property (GObject * object, guint prop_id,
case PROP_CREATE_FLAGS:
g_value_set_uint (value, priv->create_flags);
break;
case PROP_ADAPTER_LUID:
g_value_set_int64 (value, priv->adapter_luid);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;

6
sys/d3d11/gstd3d11utils.c
View file

@ -108,12 +108,13 @@ context_set_d3d11_device (GstContext * context, GstD3D11Device * device)
guint vendor_id = 0;
gboolean hardware = FALSE;
gchar *desc = NULL;
gint64 adapter_luid = 0;
g_return_if_fail (context != NULL);
g_object_get (G_OBJECT (device), "adapter", &adapter, "device-id", &device_id,
"vendor_id", &vendor_id, "hardware", &hardware, "description", &desc,
NULL);
"vendor-id", &vendor_id, "hardware", &hardware, "description", &desc,
"adapter-luid", &adapter_luid, NULL);
GST_CAT_LOG (GST_CAT_CONTEXT,
"setting GstD3D11Device(%" GST_PTR_FORMAT
@ -123,6 +124,7 @@ context_set_d3d11_device (GstContext * context, GstD3D11Device * device)
s = gst_context_writable_structure (context);
gst_structure_set (s, "device", GST_TYPE_D3D11_DEVICE, device,
"adapter", G_TYPE_UINT, adapter,
"adapter-luid", G_TYPE_INT64, adapter_luid,
"device-id", G_TYPE_UINT, device_id,
"vendor-id", G_TYPE_UINT, vendor_id,
"hardware", G_TYPE_BOOLEAN, hardware,