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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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101 lines
3 KiB
C
101 lines
3 KiB
C
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/* GStreamer
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* Copyright (C) 2017 Sebastian Dröge <sebastian@centricular.com>
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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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <string.h>
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#include "rtsp-onvif-client.h"
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#include "rtsp-onvif-server.h"
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#include "rtsp-onvif-media-factory.h"
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G_DEFINE_TYPE (GstRTSPOnvifClient, gst_rtsp_onvif_client, GST_TYPE_RTSP_CLIENT);
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static gchar *
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gst_rtsp_onvif_client_check_requirements (GstRTSPClient * client,
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GstRTSPContext * ctx, gchar ** requirements)
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{
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GstRTSPMountPoints *mount_points = NULL;
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GstRTSPMediaFactory *factory = NULL;
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gchar *path = NULL;
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gboolean has_backchannel = FALSE;
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GString *unsupported = g_string_new ("");
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while (*requirements) {
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if (strcmp (*requirements, GST_RTSP_ONVIF_BACKCHANNEL_REQUIREMENT) == 0) {
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has_backchannel = TRUE;
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} else {
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if (unsupported->len)
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g_string_append (unsupported, ", ");
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g_string_append (unsupported, *requirements);
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}
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requirements++;
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}
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if (unsupported->len)
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goto out;
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mount_points = gst_rtsp_client_get_mount_points (client);
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if (!(path = gst_rtsp_mount_points_make_path (mount_points, ctx->uri)))
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goto out;
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if (!(factory = gst_rtsp_mount_points_match (mount_points, path, NULL)))
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goto out;
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if (has_backchannel && !GST_IS_RTSP_ONVIF_MEDIA_FACTORY (factory)) {
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if (unsupported->len)
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g_string_append (unsupported, ", ");
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g_string_append (unsupported, GST_RTSP_ONVIF_BACKCHANNEL_REQUIREMENT);
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} else if (has_backchannel) {
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GstRTSPOnvifMediaFactory *onvif_factory =
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GST_RTSP_ONVIF_MEDIA_FACTORY (factory);
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if (!gst_rtsp_onvif_media_factory_has_backchannel_support (onvif_factory)) {
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if (unsupported->len)
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g_string_append (unsupported, ", ");
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g_string_append (unsupported, GST_RTSP_ONVIF_BACKCHANNEL_REQUIREMENT);
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}
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}
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out:
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if (path)
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g_free (path);
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if (factory)
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g_object_unref (factory);
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if (mount_points)
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g_object_unref (mount_points);
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return g_string_free (unsupported, FALSE);
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}
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static void
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gst_rtsp_onvif_client_class_init (GstRTSPOnvifClientClass * klass)
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{
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GstRTSPClientClass *client_klass = (GstRTSPClientClass *) klass;
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client_klass->check_requirements = gst_rtsp_onvif_client_check_requirements;
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}
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static void
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gst_rtsp_onvif_client_init (GstRTSPOnvifClient * client)
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{
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}
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