mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-10 11:29:55 +00:00
546bfbecb8
core before 0.10.22.1 produced assertions when storing typefind factories with NULL caps in the registry.
83 lines
2.4 KiB
C
83 lines
2.4 KiB
C
/* GStreamer
|
|
* Copyright (C) <2009> Sebastian Dröge <sebastian.droege@collabora.co.uk>
|
|
*
|
|
* 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 <gst/gst.h>
|
|
#include "xdgmime/xdgmime.h"
|
|
|
|
GST_DEBUG_CATEGORY (xdgmime_debug);
|
|
#define GST_CAT_DEFAULT xdgmime_debug
|
|
|
|
static void
|
|
xdgmime_typefind (GstTypeFind * find, gpointer user_data)
|
|
{
|
|
const gchar *mimetype;
|
|
gsize length = 16384;
|
|
guint64 tf_length;
|
|
gint prio;
|
|
guint8 *data;
|
|
GstCaps *caps;
|
|
|
|
if ((tf_length = gst_type_find_get_length (find)) > 0)
|
|
length = MIN (length, tf_length);
|
|
|
|
if ((data = gst_type_find_peek (find, 0, length)) == NULL)
|
|
return;
|
|
|
|
mimetype = xdg_mime_get_mime_type_for_data (data, length, &prio);
|
|
if (mimetype == NULL || g_str_equal (mimetype, XDG_MIME_TYPE_UNKNOWN))
|
|
return;
|
|
|
|
GST_DEBUG ("Got mimetype '%s' with prio %d", mimetype, prio);
|
|
|
|
caps = gst_caps_new_simple (mimetype, NULL);
|
|
gst_type_find_suggest (find, GST_TYPE_FIND_LIKELY, caps);
|
|
}
|
|
|
|
static gboolean
|
|
plugin_init (GstPlugin * plugin)
|
|
{
|
|
GstCaps *caps = NULL;
|
|
guint major, minor, micro, nano;
|
|
gboolean ret;
|
|
|
|
/* FIXME: GStreamer before 0.10.22.1 produced assertions
|
|
* when storing typefind factories with NULL caps */
|
|
gst_version (&major, &minor, µ, &nano);
|
|
if (major <= 0 && minor <= 10 && micro <= 22 && nano <= 0)
|
|
caps = gst_caps_new_empty ();
|
|
|
|
GST_DEBUG_CATEGORY_INIT (xdgmime_debug, "xdgmime", 0, "XDG-MIME");
|
|
|
|
ret = gst_type_find_register (plugin,
|
|
"xdgmime", GST_RANK_MARGINAL, xdgmime_typefind, NULL, caps, NULL, NULL);
|
|
|
|
if (caps)
|
|
gst_caps_unref (caps);
|
|
|
|
return ret;
|
|
}
|
|
|
|
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
|
GST_VERSION_MINOR,
|
|
"xdgmime",
|
|
"XDG-MIME",
|
|
plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
|