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/*
* empathy-gst-video-src.c - Source for EmpathyGstVideoSrc
* Copyright (C) 2008 Collabora Ltd.
* @author Sjoerd Simons <sjoerd.simons@collabora.co.uk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include "empathy-video-src.h"
G_DEFINE_TYPE(EmpathyGstVideoSrc, empathy_video_src, GST_TYPE_BIN)
/* signal enum */
#if 0
enum
{
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = {0};
#endif
/* private structure */
typedef struct _EmpathyGstVideoSrcPrivate EmpathyGstVideoSrcPrivate;
struct _EmpathyGstVideoSrcPrivate
{
gboolean dispose_has_run;
GstElement *src;
};
#define EMPATHY_GST_VIDEO_SRC_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE ((o), EMPATHY_TYPE_GST_VIDEO_SRC, \
EmpathyGstVideoSrcPrivate))
static void
empathy_video_src_init (EmpathyGstVideoSrc *obj)
{
EmpathyGstVideoSrcPrivate *priv = EMPATHY_GST_VIDEO_SRC_GET_PRIVATE (obj);
GstElement *scale, *rate, *colorspace, *capsfilter;
GstPad *ghost, *src;
GstCaps *caps;
/* allocate any data required by the object here */
scale = gst_element_factory_make ("videoscale", NULL);
rate = gst_element_factory_make ("videorate", NULL);
colorspace = gst_element_factory_make ("ffmpegcolorspace", NULL);
capsfilter = gst_element_factory_make ("capsfilter", NULL);
caps = gst_caps_new_simple ("video/x-raw-yuv",
"width", G_TYPE_INT, 320,
"height", G_TYPE_INT, 240,
NULL);
g_object_set (G_OBJECT (capsfilter), "caps", caps, NULL);
priv->src = gst_element_factory_make ("gconfvideosrc", NULL);
gst_bin_add_many (GST_BIN (obj), priv->src, scale, rate,
colorspace, capsfilter, NULL);
gst_element_link_many (priv->src, scale, rate, colorspace, capsfilter, NULL);
src = gst_element_get_static_pad (capsfilter, "src");
ghost = gst_ghost_pad_new ("src", src);
gst_element_add_pad (GST_ELEMENT (obj), ghost);
gst_object_unref (G_OBJECT (src));
}
static void empathy_video_src_dispose (GObject *object);
static void empathy_video_src_finalize (GObject *object);
static void
empathy_video_src_class_init (EmpathyGstVideoSrcClass *empathy_video_src_class)
{
GObjectClass *object_class = G_OBJECT_CLASS (empathy_video_src_class);
g_type_class_add_private (empathy_video_src_class,
sizeof (EmpathyGstVideoSrcPrivate));
object_class->dispose = empathy_video_src_dispose;
object_class->finalize = empathy_video_src_finalize;
}
void
empathy_video_src_dispose (GObject *object)
{
EmpathyGstVideoSrc *self = EMPATHY_GST_VIDEO_SRC (object);
EmpathyGstVideoSrcPrivate *priv = EMPATHY_GST_VIDEO_SRC_GET_PRIVATE (self);
if (priv->dispose_has_run)
return;
priv->dispose_has_run = TRUE;
/* release any references held by the object here */
if (G_OBJECT_CLASS (empathy_video_src_parent_class)->dispose)
G_OBJECT_CLASS (empathy_video_src_parent_class)->dispose (object);
}
void
empathy_video_src_finalize (GObject *object)
{
//EmpathyGstVideoSrc *self = EMPATHY_GST_VIDEO_SRC (object);
//EmpathyGstVideoSrcPrivate *priv = EMPATHY_GST_VIDEO_SRC_GET_PRIVATE (self);
/* free any data held directly by the object here */
G_OBJECT_CLASS (empathy_video_src_parent_class)->finalize (object);
}
GstElement *
empathy_video_src_new (void)
{
return GST_ELEMENT (g_object_new (EMPATHY_TYPE_GST_VIDEO_SRC, NULL));
}
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