gstreamer/gst/virtualdub/gstvirtualdub.c

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* Filter:
* Copyright (C) 2000 Donald A. Graft
*
* 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.
*
*/
#include <string.h>
#include <gst/gst.h>
#include "gstvirtualdub.h"
struct _elements_entry {
gchar *name;
GType (*type) (void);
GstElementDetails *details;
gboolean (*factoryinit) (GstElementFactory *factory);
};
static struct _elements_entry _elements[] = {
{ "xsharpen", gst_xsharpen_get_type, &gst_xsharpen_details, NULL },
{ NULL, 0 },
};
GstPadTemplate*
gst_virtualdub_src_factory (void)
{
static GstPadTemplate *templ = NULL;
if (!templ) {
templ = GST_PAD_TEMPLATE_NEW (
"src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_CAPS_NEW (
"virtualdub_src",
"video/x-raw-rgb",
"bpp", GST_PROPS_INT (32),
"depth", GST_PROPS_INT (32),
"endianness", GST_PROPS_INT (G_BYTE_ORDER),
"red_mask", GST_PROPS_INT (0xff0000),
"green_mask", GST_PROPS_INT (0xff00),
"blue_mask", GST_PROPS_INT (0xff),
"width", GST_PROPS_INT_RANGE (16, 4096),
"height", GST_PROPS_INT_RANGE (16, 4096),
"framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT)
)
);
}
return templ;
}
GstPadTemplate*
gst_virtualdub_sink_factory (void)
{
static GstPadTemplate *templ = NULL;
if (!templ) {
templ = GST_PAD_TEMPLATE_NEW (
"sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_CAPS_NEW (
"virtualdub_sink",
"video/x-raw-rgb",
"bpp", GST_PROPS_INT (32),
"depth", GST_PROPS_INT (32),
"endianness", GST_PROPS_INT (G_BYTE_ORDER),
"red_mask", GST_PROPS_INT (0xff0000),
"green_mask", GST_PROPS_INT (0xff00),
"blue_mask", GST_PROPS_INT (0xff),
"width", GST_PROPS_INT_RANGE (16, 4096),
"height", GST_PROPS_INT_RANGE (16, 4096),
"framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT)
)
);
}
return templ;
}
static gboolean
plugin_init (GModule * module, GstPlugin * plugin)
{
GstElementFactory *factory;
gint i = 0;
while (_elements[i].name) {
factory = gst_element_factory_new (_elements[i].name,
(_elements[i].type) (),
_elements[i].details);
if (!factory) {
g_warning ("gst_virtualdub_new failed for `%s'",
_elements[i].name);
continue;
}
gst_element_factory_add_pad_template (factory, gst_virtualdub_src_factory ());
gst_element_factory_add_pad_template (factory, gst_virtualdub_sink_factory ());
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory));
if (_elements[i].factoryinit) {
_elements[i].factoryinit (factory);
}
i++;
}
return TRUE;
}
GstPluginDesc plugin_desc = {
GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"virtualdub",
plugin_init
};