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padtemplate: Add gst_pad_template_new_with_gtype()

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For being able to create a pad template with GType without having a
static pad template.
This commit is contained in:
Sebastian Dröge 2018-01-18 19:08:10 +02:00
parent 645840676c
commit 50433576b5
2 changed files with 42 additions and 0 deletions
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39
gst/gstpadtemplate.c
View file

@ -395,6 +395,45 @@ gst_pad_template_new (const gchar * name_template,
return new;
}
/**
* gst_pad_template_new_with_gtype:
* @name_template: the name template.
* @direction: the #GstPadDirection of the template.
* @presence: the #GstPadPresence of the pad.
* @caps: (transfer none): a #GstCaps set for the template.
* @pad_type: The #GType of the pad to create
*
* Creates a new pad template with a name according to the given template
* and with the given arguments.
*
* Returns: (transfer floating): a new #GstPadTemplate.
*/
GstPadTemplate *
gst_pad_template_new_with_gtype (const gchar * name_template,
GstPadDirection direction, GstPadPresence presence, GstCaps * caps,
GType pad_type)
{
GstPadTemplate *new;
g_return_val_if_fail (name_template != NULL, NULL);
g_return_val_if_fail (caps != NULL, NULL);
g_return_val_if_fail (direction == GST_PAD_SRC
|| direction == GST_PAD_SINK, NULL);
g_return_val_if_fail (presence == GST_PAD_ALWAYS
|| presence == GST_PAD_SOMETIMES || presence == GST_PAD_REQUEST, NULL);
if (!name_is_valid (name_template, presence)) {
return NULL;
}
new = g_object_new (gst_pad_template_get_type (),
"name", name_template, "name-template", name_template,
"direction", direction, "presence", presence, "caps", caps,
"gtype", pad_type, NULL);
return new;
}
/**
* gst_static_pad_template_get_caps:
* @templ: a #GstStaticPadTemplate to get capabilities of.

3
gst/gstpadtemplate.h
View file

@ -201,6 +201,9 @@ GST_EXPORT
GstPadTemplate* gst_pad_template_new (const gchar *name_template,
GstPadDirection direction, GstPadPresence presence,
GstCaps *caps) G_GNUC_MALLOC;
GstPadTemplate* gst_pad_template_new_with_gtype (const gchar *name_template,
GstPadDirection direction, GstPadPresence presence,
GstCaps *caps, GType pad_type) G_GNUC_MALLOC;
GST_EXPORT
GstPadTemplate * gst_static_pad_template_get (GstStaticPadTemplate *pad_template);