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nvcodec: Add cuda-device-id read-only property to CUVID decoders

Browse source 
Similar to the other hardware decoder plugins, provides assigned
device id via property

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2665>
This commit is contained in:
Seungha Yang 2022-06-26 21:09:50 +09:00
parent 0af4a53bc2
commit 1e11c05591
1 changed files with 21 additions and 3 deletions
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24
subprojects/gst-plugins-bad/sys/nvcodec/gstnvdec.c
View file

@ -46,6 +46,7 @@ enum
{
PROP_0,
PROP_MAX_DISPLAY_DELAY,
PROP_CUDA_DEVICE_ID,
};
#ifdef HAVE_NVCODEC_GST_GL
@ -197,11 +198,15 @@ gst_nv_dec_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstNvDec *nvdec = GST_NVDEC (object);
GstNvDecClass *klass = GST_NVDEC_GET_CLASS (nvdec);
switch (prop_id) {
case PROP_MAX_DISPLAY_DELAY:
g_value_set_int (value, nvdec->max_display_delay);
break;
case PROP_CUDA_DEVICE_ID:
g_value_set_uint (value, klass->cuda_device_id);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -247,6 +252,18 @@ gst_nvdec_class_init (GstNvDecClass * klass)
"(auto = -1)",
-1, G_MAXINT, DEFAULT_MAX_DISPLAY_DELAY,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstNvDec:cuda-device-id:
*
* Assigned CUDA device id
*
* Since: 1.22
*/
g_object_class_install_property (gobject_class, PROP_CUDA_DEVICE_ID,
g_param_spec_uint ("cuda-device-id", "CUDA device id",
"Assigned CUDA device id", 0, G_MAXINT, 0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
}
static void
@ -2050,6 +2067,7 @@ gst_nvdec_subclass_register (GstPlugin * plugin, GType type,
gchar *type_name;
GstNvDecClassData *cdata;
gboolean is_default = TRUE;
gint index = 0;
cdata = g_new0 (GstNvDecClassData, 1);
cdata->sink_caps = gst_caps_ref (sink_caps);
@ -2066,10 +2084,10 @@ gst_nvdec_subclass_register (GstPlugin * plugin, GType type,
type_info.class_data = cdata;
type_name = g_strdup_printf ("nv%sdec", codec);
if (g_type_from_name (type_name) != 0) {
while (g_type_from_name (type_name)) {
index++;
g_free (type_name);
type_name = g_strdup_printf ("nv%sdevice%ddec", codec, device_id);
type_name = g_strdup_printf ("nv%sdevice%ddec", codec, index);
is_default = FALSE;
}