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Add gst_pad_template_newv() as a va_list alternative to gst_pad_template_new()

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Original commit message from CVS:
Add gst_pad_template_newv() as a va_list alternative to
gst_pad_template_new()
This commit is contained in:
David Schleef 2003-06-10 18:23:51 +00:00
parent 7a1e8c55f5
commit 8fb91bef0b
2 changed files with 57 additions and 26 deletions
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79
gst/gstpad.c
View file

@ -2545,6 +2545,56 @@ name_is_valid (const gchar *name, GstPadPresence presence)
return TRUE;
}
/**
* gst_pad_template_newv:
* @name_template: the name template.
* @direction: the #GstPadDirection of the template.
* @presence: the #GstPadPresence of the pad.
* @caps: a #GstCaps set for the template.
* @var_args: a NULL-terminated list of #GstCaps.
*
* Creates a new pad template with a name according to the given template
* and with the given arguments.
*
* Returns: a new #GstPadTemplate.
*/
GstPadTemplate*
gst_pad_template_newv (const gchar *name_template,
GstPadDirection direction, GstPadPresence presence,
GstCaps *caps, va_list var_args)
{
GstPadTemplate *new;
GstCaps *thecaps = NULL;
g_return_val_if_fail (name_template != NULL, NULL);
if (!name_is_valid (name_template, presence))
return NULL;
new = g_object_new (gst_pad_template_get_type (),
"name", name_template,
NULL);
GST_PAD_TEMPLATE_NAME_TEMPLATE (new) = g_strdup (name_template);
GST_PAD_TEMPLATE_DIRECTION (new) = direction;
GST_PAD_TEMPLATE_PRESENCE (new) = presence;
GST_FLAG_SET (GST_OBJECT (new), GST_PAD_TEMPLATE_FIXED);
while (caps) {
if (!GST_CAPS_IS_FIXED (caps)) {
GST_FLAG_UNSET (GST_OBJECT (new), GST_PAD_TEMPLATE_FIXED);
}
thecaps = gst_caps_append (thecaps, caps);
caps = va_arg (var_args, GstCaps*);
}
GST_PAD_TEMPLATE_CAPS (new) = thecaps;
gst_caps_ref (thecaps);
gst_caps_sink (thecaps);
return new;
}
/**
* gst_pad_template_new:
* @name_template: the name template.
@ -2565,36 +2615,13 @@ gst_pad_template_new (const gchar *name_template,
{
GstPadTemplate *new;
va_list var_args;
GstCaps *thecaps = NULL;
g_return_val_if_fail (name_template != NULL, NULL);
if (!name_is_valid (name_template, presence))
return NULL;
new = g_object_new (gst_pad_template_get_type (),
"name", name_template,
NULL);
GST_PAD_TEMPLATE_NAME_TEMPLATE (new) = g_strdup (name_template);
GST_PAD_TEMPLATE_DIRECTION (new) = direction;
GST_PAD_TEMPLATE_PRESENCE (new) = presence;
va_start (var_args, caps);
GST_FLAG_SET (GST_OBJECT (new), GST_PAD_TEMPLATE_FIXED);
while (caps) {
if (!GST_CAPS_IS_FIXED (caps)) {
GST_FLAG_UNSET (GST_OBJECT (new), GST_PAD_TEMPLATE_FIXED);
}
thecaps = gst_caps_append (thecaps, caps);
caps = va_arg (var_args, GstCaps*);
}
new = gst_pad_template_newv (name_template, direction, presence,
caps, var_args);
va_end (var_args);
GST_PAD_TEMPLATE_CAPS (new) = thecaps;
gst_caps_ref (thecaps);
gst_caps_sink (thecaps);
return new;
}

4
gst/gstpad.h
View file

@ -510,6 +510,10 @@ GstPadTemplate* gst_pad_template_new (const gchar *name_template,
GstPadDirection direction, GstPadPresence presence,
GstCaps *caps, ...);
GstPadTemplate* gst_pad_template_newv (const gchar *name_template,
GstPadDirection direction, GstPadPresence presence,
GstCaps *caps, va_list var_args);
GstCaps* gst_pad_template_get_caps (GstPadTemplate *templ);
GstCaps* gst_pad_template_get_caps_by_name (GstPadTemplate *templ, const gchar *name);