mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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eaa6e55855
Original commit message from CVS: separated the properties from the capabilities as we might use the properties for metadata too.
111 lines
2.6 KiB
C
111 lines
2.6 KiB
C
/* Gnome-Streamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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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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//#define DEBUG_ENABLED
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#include <stdarg.h>
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#include <gst/gst.h>
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void
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_gst_caps_initialize (void)
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{
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}
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/**
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* gst_caps_register:
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* @factory: the factory to register
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*
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* Register the factory.
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*
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* Returns: The registered capability
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*/
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GstCaps *
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gst_caps_register (GstCapsFactory factory)
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{
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GstCapsFactoryEntry tag;
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gint i = 0;
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guint16 typeid;
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GstCaps *caps;
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g_return_val_if_fail (factory != NULL, NULL);
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tag = factory[i++];
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g_return_val_if_fail (tag != NULL, NULL);
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typeid = gst_type_find_by_mime ((gchar *)tag);
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if (typeid == 0) {
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GstTypeFactory *factory = g_new0 (GstTypeFactory, 1);
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factory->mime = g_strdup ((gchar *)tag);
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factory->exts = NULL;
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factory->typefindfunc = NULL;
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typeid = gst_type_register (factory);
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}
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caps = g_new0 (GstCaps, 1);
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g_return_val_if_fail (caps != NULL, NULL);
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caps->id = typeid;
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caps->properties = gst_props_register (&factory[i]);
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return caps;
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}
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/**
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* gst_caps_dump:
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* @caps: the capability to dump
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*
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* Dumps the contents of the capabilty one the console
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*/
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void
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gst_caps_dump (GstCaps *caps)
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{
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g_return_if_fail (caps != NULL);
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g_print("gstcaps: {\ngstcaps: mime type \"%d\"\n", caps->id);
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gst_props_dump (caps->properties);
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g_print("gstcaps: }\n");
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}
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/**
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* gst_caps_check_compatibility:
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* @fromcaps: a capabilty
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* @tocaps: a capabilty
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*
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* Checks whether two capabilities are compatible
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*
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* Returns: true if compatible, false otherwise
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*/
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gboolean
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gst_caps_check_compatibility (GstCaps *fromcaps, GstCaps *tocaps)
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{
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g_return_val_if_fail (fromcaps != NULL, FALSE);
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g_return_val_if_fail (tocaps != NULL, FALSE);
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if (fromcaps->id != tocaps->id)
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return FALSE;
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return gst_props_check_compatibility (fromcaps->properties, tocaps->properties);
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}
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