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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.
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2008-06-11 Stefan Kost <ensonic@users.sf.net>
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* gst/debug/gsttaginject.c:
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* gst/debug/gsttaginject.h:
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Now actually adding the new element.
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2008-06-11 Stefan Kost <ensonic@users.sf.net>
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2008-06-11 Stefan Kost <ensonic@users.sf.net>
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* docs/plugins/Makefile.am:
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* docs/plugins/Makefile.am:
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185
gst/debug/gsttaginject.c
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185
gst/debug/gsttaginject.c
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/* GStreamer
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* Copyright (C) 2008 Stefan Kost <ensonic@users.sf.net>
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*
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* gsttaginject.c:
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/**
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* SECTION:element-taginject
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*
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* Element that inject new metadata tags, but passes incomming data through
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* unmodified.
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* |[
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* gst-launch audiotestsrc num-buffers=100 ! taginject tags="title=testsrc,artist=gstreamer" ! vorbisenc ! oggmux ! filesink location=test.ogg
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* ]|
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdlib.h>
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#include "gsttaginject.h"
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static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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GST_DEBUG_CATEGORY_STATIC (gst_tag_inject_debug);
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#define GST_CAT_DEFAULT gst_tag_inject_debug
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enum
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{
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PROP_TAGS = 1,
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};
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#define DEBUG_INIT(bla) \
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GST_DEBUG_CATEGORY_INIT (gst_tag_inject_debug, "taginject", 0, "tag inject element");
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GST_BOILERPLATE_FULL (GstTagInject, gst_tag_inject, GstBaseTransform,
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GST_TYPE_BASE_TRANSFORM, DEBUG_INIT);
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static void gst_tag_inject_finalize (GObject * object);
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static void gst_tag_inject_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_tag_inject_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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//static GstFlowReturn gst_tag_inject_transform_ip (GstBaseTransform * trans,
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// GstBuffer * buf);
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static gboolean gst_tag_inject_start (GstBaseTransform * trans);
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static void
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gst_tag_inject_base_init (gpointer g_class)
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{
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GstElementClass *gstelement_class = GST_ELEMENT_CLASS (g_class);
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gst_element_class_set_details_simple (gstelement_class,
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"TagInject",
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"Generic", "inject metadata tags", "Stefan Kost <ensonic@users.sf.net>");
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&srctemplate));
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&sinktemplate));
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}
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static void
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gst_tag_inject_finalize (GObject * object)
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{
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GstTagInject *self = GST_TAG_INJECT (object);
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gst_tag_list_free (self->tags);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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gst_tag_inject_class_init (GstTagInjectClass * klass)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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GstBaseTransformClass *gstbasetrans_class;
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gobject_class = G_OBJECT_CLASS (klass);
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gstelement_class = GST_ELEMENT_CLASS (klass);
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gstbasetrans_class = GST_BASE_TRANSFORM_CLASS (klass);
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gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_tag_inject_set_property);
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gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_tag_inject_get_property);
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g_object_class_install_property (gobject_class, PROP_TAGS,
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g_param_spec_string ("tags", "taglist",
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"List of tags to inject into the target file",
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NULL, G_PARAM_WRITABLE | G_PARAM_STATIC_STRINGS));
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gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_tag_inject_finalize);
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//gstbasetrans_class->transform_ip =
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// GST_DEBUG_FUNCPTR (gst_tag_inject_transform_ip);
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gstbasetrans_class->start = GST_DEBUG_FUNCPTR (gst_tag_inject_start);
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}
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static void
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gst_tag_inject_init (GstTagInject * self, GstTagInjectClass * g_class)
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{
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self->tags = NULL;
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}
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/*
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static GstFlowReturn
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gst_tag_inject_transform_ip (GstBaseTransform * trans, GstBuffer * buf)
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{
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//GstTagInject *self = GST_TAG_INJECT (trans);
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return GST_FLOW_OK;
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}
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*/
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static void
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gst_tag_inject_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstTagInject *self = GST_TAG_INJECT (object);
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gchar *structure;
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switch (prop_id) {
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case PROP_TAGS:
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structure = g_strdup_printf ("taglist,%s", g_value_get_string (value));
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self->tags = gst_structure_from_string (structure, NULL);
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g_free (structure);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gst_tag_inject_get_property (GObject * object, guint prop_id, GValue * value,
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GParamSpec * pspec)
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{
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/*GstTagInject *self = GST_TAG_INJECT (object); */
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switch (prop_id) {
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static gboolean
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gst_tag_inject_start (GstBaseTransform * trans)
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{
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GstTagInject *self = GST_TAG_INJECT (trans);
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/* send tags */
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if (!gst_tag_list_is_empty (self->tags)) {
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gst_element_found_tags (GST_ELEMENT (trans),
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gst_tag_list_copy (self->tags));
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}
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return TRUE;
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}
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67
gst/debug/gsttaginject.h
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67
gst/debug/gsttaginject.h
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@ -0,0 +1,67 @@
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/* GStreamer
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* Copyright (C) 2008 Stefan Kost <ensonic@users.sf.net>
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*
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* gsttaginject.h:
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_TAG_INJECT_H__
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#define __GST_TAG_INJECT_H__
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#include <gst/gst.h>
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#include <gst/base/gstbasetransform.h>
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G_BEGIN_DECLS
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#define GST_TYPE_TAG_INJECT \
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(gst_tag_inject_get_type())
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#define GST_TAG_INJECT(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_TAG_INJECT,GstTagInject))
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#define GST_TAG_INJECT_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_TAG_INJECT,GstTagInjectClass))
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#define GST_IS_TAG_INJECT(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_TAG_INJECT))
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#define GST_IS_TAG_INJECT_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_TAG_INJECT))
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typedef struct _GstTagInject GstTagInject;
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typedef struct _GstTagInjectClass GstTagInjectClass;
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/**
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* GstTagInject:
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*
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* Opaque #GstTagInject data structure
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*/
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struct _GstTagInject {
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GstBaseTransform element;
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/*< private >*/
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GstTagList *tags;
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};
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struct _GstTagInjectClass {
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GstBaseTransformClass parent_class;
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};
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GType gst_tag_inject_get_type(void);
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G_END_DECLS
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#endif /* __GST_TAG_INJECT_H__ */
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