Commit b3cfa35a authored by Stefan Kost's avatar Stefan Kost
Browse files

gst/debug/gsttaginject.*: Now actually adding the new element.

Original commit message from CVS:
* gst/debug/gsttaginject.c:
* gst/debug/gsttaginject.h:
Now actually adding the new element.
parent a3a8b707
2008-06-11 Stefan Kost <ensonic@users.sf.net>
* gst/debug/gsttaginject.c:
* gst/debug/gsttaginject.h:
Now actually adding the new element.
2008-06-11 Stefan Kost <ensonic@users.sf.net>
 
* docs/plugins/Makefile.am:
......
/* GStreamer
* Copyright (C) 2008 Stefan Kost <ensonic@users.sf.net>
*
* gsttaginject.c:
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/**
* SECTION:element-taginject
*
* Element that inject new metadata tags, but passes incomming data through
* unmodified.
* |[
* gst-launch audiotestsrc num-buffers=100 ! taginject tags="title=testsrc,artist=gstreamer" ! vorbisenc ! oggmux ! filesink location=test.ogg
* ]|
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdlib.h>
#include "gsttaginject.h"
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
GST_DEBUG_CATEGORY_STATIC (gst_tag_inject_debug);
#define GST_CAT_DEFAULT gst_tag_inject_debug
enum
{
PROP_TAGS = 1,
};
#define DEBUG_INIT(bla) \
GST_DEBUG_CATEGORY_INIT (gst_tag_inject_debug, "taginject", 0, "tag inject element");
GST_BOILERPLATE_FULL (GstTagInject, gst_tag_inject, GstBaseTransform,
GST_TYPE_BASE_TRANSFORM, DEBUG_INIT);
static void gst_tag_inject_finalize (GObject * object);
static void gst_tag_inject_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_tag_inject_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
//static GstFlowReturn gst_tag_inject_transform_ip (GstBaseTransform * trans,
// GstBuffer * buf);
static gboolean gst_tag_inject_start (GstBaseTransform * trans);
static void
gst_tag_inject_base_init (gpointer g_class)
{
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_set_details_simple (gstelement_class,
"TagInject",
"Generic", "inject metadata tags", "Stefan Kost <ensonic@users.sf.net>");
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&srctemplate));
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&sinktemplate));
}
static void
gst_tag_inject_finalize (GObject * object)
{
GstTagInject *self = GST_TAG_INJECT (object);
gst_tag_list_free (self->tags);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gst_tag_inject_class_init (GstTagInjectClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseTransformClass *gstbasetrans_class;
gobject_class = G_OBJECT_CLASS (klass);
gstelement_class = GST_ELEMENT_CLASS (klass);
gstbasetrans_class = GST_BASE_TRANSFORM_CLASS (klass);
gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_tag_inject_set_property);
gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_tag_inject_get_property);
g_object_class_install_property (gobject_class, PROP_TAGS,
g_param_spec_string ("tags", "taglist",
"List of tags to inject into the target file",
NULL, G_PARAM_WRITABLE | G_PARAM_STATIC_STRINGS));
gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_tag_inject_finalize);
//gstbasetrans_class->transform_ip =
// GST_DEBUG_FUNCPTR (gst_tag_inject_transform_ip);
gstbasetrans_class->start = GST_DEBUG_FUNCPTR (gst_tag_inject_start);
}
static void
gst_tag_inject_init (GstTagInject * self, GstTagInjectClass * g_class)
{
self->tags = NULL;
}
/*
static GstFlowReturn
gst_tag_inject_transform_ip (GstBaseTransform * trans, GstBuffer * buf)
{
//GstTagInject *self = GST_TAG_INJECT (trans);
return GST_FLOW_OK;
}
*/
static void
gst_tag_inject_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstTagInject *self = GST_TAG_INJECT (object);
gchar *structure;
switch (prop_id) {
case PROP_TAGS:
structure = g_strdup_printf ("taglist,%s", g_value_get_string (value));
self->tags = gst_structure_from_string (structure, NULL);
g_free (structure);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_tag_inject_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
/*GstTagInject *self = GST_TAG_INJECT (object); */
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
gst_tag_inject_start (GstBaseTransform * trans)
{
GstTagInject *self = GST_TAG_INJECT (trans);
/* send tags */
if (!gst_tag_list_is_empty (self->tags)) {
gst_element_found_tags (GST_ELEMENT (trans),
gst_tag_list_copy (self->tags));
}
return TRUE;
}
/* GStreamer
* Copyright (C) 2008 Stefan Kost <ensonic@users.sf.net>
*
* gsttaginject.h:
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_TAG_INJECT_H__
#define __GST_TAG_INJECT_H__
#include <gst/gst.h>
#include <gst/base/gstbasetransform.h>
G_BEGIN_DECLS
#define GST_TYPE_TAG_INJECT \
(gst_tag_inject_get_type())
#define GST_TAG_INJECT(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_TAG_INJECT,GstTagInject))
#define GST_TAG_INJECT_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_TAG_INJECT,GstTagInjectClass))
#define GST_IS_TAG_INJECT(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_TAG_INJECT))
#define GST_IS_TAG_INJECT_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_TAG_INJECT))
typedef struct _GstTagInject GstTagInject;
typedef struct _GstTagInjectClass GstTagInjectClass;
/**
* GstTagInject:
*
* Opaque #GstTagInject data structure
*/
struct _GstTagInject {
GstBaseTransform element;
/*< private >*/
GstTagList *tags;
};
struct _GstTagInjectClass {
GstBaseTransformClass parent_class;
};
GType gst_tag_inject_get_type(void);
G_END_DECLS
#endif /* __GST_TAG_INJECT_H__ */
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