gstreamer/ext/jpeg/gstjpeg.c

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include "gstjpegdec.h"
#include "gstjpegenc.h"
#include "gstsmokeenc.h"
#include "gstsmokedec.h"
static GstStaticCaps smoke_caps = GST_STATIC_CAPS ("video/x-smoke");
#define SMOKE_CAPS (gst_static_caps_get(&smoke_caps))
static void
smoke_type_find (GstTypeFind * tf, gpointer private)
{
guint8 *data = gst_type_find_peek (tf, 0, 6);
if (data) {
if (data[0] != 0x80)
return;
if (memcmp (&data[1], "smoke", 5) != 0)
return;
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, SMOKE_CAPS);
}
}
static gboolean
plugin_init (GstPlugin * plugin)
{
if (!gst_element_register (plugin, "jpegenc", GST_RANK_NONE,
GST_TYPE_JPEGENC))
return FALSE;
if (!gst_element_register (plugin, "jpegdec", GST_RANK_PRIMARY,
GST_TYPE_JPEGDEC))
return FALSE;
if (!gst_element_register (plugin, "smokeenc", GST_RANK_PRIMARY,
GST_TYPE_SMOKEENC))
return FALSE;
if (!gst_element_register (plugin, "smokedec", GST_RANK_PRIMARY,
GST_TYPE_SMOKEDEC))
return FALSE;
if (!gst_type_find_register (plugin, "video/x-smoke", GST_RANK_PRIMARY,
smoke_type_find, NULL, SMOKE_CAPS, NULL))
return FALSE;
return TRUE;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"jpeg",
"JPeg plugin library",
plugin_init, VERSION, "LGPL", GST_PACKAGE, GST_ORIGIN)