/* GStreamer * (c) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net> * (c) 2006 Jan Schmidt <thaytan@noraisin.net> * * 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., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ /** * SECTION:element-autovideosink * @title: autovideosink * @see_also: autoaudiosink, ximagesink, xvimagesink, sdlvideosink * * autovideosink is a video sink that automatically detects an appropriate * video sink to use. It does so by scanning the registry for all elements * that have "Sink" and "Video" in the class field * of their element information, and also have a non-zero autoplugging rank. * * ## Example launch line * |[ * gst-launch-1.0 -v -m videotestsrc ! autovideosink * ]| * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "gstautodetectelements.h" #include "gstautodetect.h" #include "gstautovideosink.h" #define DEFAULT_TS_OFFSET 0 /* Properties */ enum { PROP_0, PROP_TS_OFFSET, }; static void gst_auto_video_sink_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec); static void gst_auto_video_sink_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec); static void gst_auto_video_sink_configure (GstAutoDetect * autodetect, GstElement * kid); G_DEFINE_TYPE (GstAutoVideoSink, gst_auto_video_sink, GST_TYPE_AUTO_DETECT); GST_ELEMENT_REGISTER_DEFINE_WITH_CODE (autovideosink, "autovideosink", GST_RANK_NONE, GST_TYPE_AUTO_VIDEO_SINK, autodetect_element_init (plugin)); static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, GST_STATIC_CAPS_ANY); static void gst_auto_video_sink_class_init (GstAutoVideoSinkClass * klass) { GObjectClass *gobject_class = G_OBJECT_CLASS (klass); GstElementClass *eklass = GST_ELEMENT_CLASS (klass); GstAutoDetectClass *aklass = GST_AUTO_DETECT_CLASS (klass); gobject_class->set_property = gst_auto_video_sink_set_property; gobject_class->get_property = gst_auto_video_sink_get_property; aklass->configure = gst_auto_video_sink_configure; g_object_class_install_property (gobject_class, PROP_TS_OFFSET, g_param_spec_int64 ("ts-offset", "TS Offset", "Timestamp offset in nanoseconds", G_MININT64, G_MAXINT64, DEFAULT_TS_OFFSET, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); gst_element_class_add_static_pad_template (eklass, &sink_template); gst_element_class_set_static_metadata (eklass, "Auto video sink", "Sink/Video", "Wrapper video sink for automatically detected video sink", "Jan Schmidt <thaytan@noraisin.net>"); } static void gst_auto_video_sink_init (GstAutoVideoSink * sink) { GstAutoDetect *autodetect = GST_AUTO_DETECT (sink); autodetect->media_klass = "Video"; autodetect->flag = GST_ELEMENT_FLAG_SINK; sink->ts_offset = DEFAULT_TS_OFFSET; } static void gst_auto_video_sink_configure (GstAutoDetect * autodetect, GstElement * kid) { GstAutoVideoSink *self = GST_AUTO_VIDEO_SINK (autodetect); g_object_set (G_OBJECT (kid), "ts-offset", self->ts_offset, NULL); } static void gst_auto_video_sink_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec) { GstAutoVideoSink *sink = GST_AUTO_VIDEO_SINK (object); GstAutoDetect *autodetect = (GstAutoDetect *) sink; switch (prop_id) { case PROP_TS_OFFSET: sink->ts_offset = g_value_get_int64 (value); if (autodetect->kid) g_object_set_property (G_OBJECT (autodetect->kid), pspec->name, value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gst_auto_video_sink_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstAutoVideoSink *sink = GST_AUTO_VIDEO_SINK (object); switch (prop_id) { case PROP_TS_OFFSET: g_value_set_int64 (value, sink->ts_offset); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } }