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27f2c9b255
Original commit message from CVS: * ext/aalib/gstaasink.c: * ext/annodex/gstcmmldec.c: * ext/annodex/gstcmmlenc.c: * ext/cairo/gsttextoverlay.c: * ext/cairo/gsttimeoverlay.c: * ext/cdio/gstcdiocddasrc.c: * ext/dv/gstdvdec.c: * ext/dv/gstdvdemux.c: * ext/esd/esdmon.c: * ext/esd/esdsink.c: * ext/flac/gstflacenc.c: * ext/flac/gstflactag.c: * ext/gconf/gstgconfaudiosink.c: (gst_gconf_audio_sink_base_init): * ext/gconf/gstgconfaudiosrc.c: (gst_gconf_audio_src_base_init): * ext/gconf/gstgconfvideosink.c: (gst_gconf_video_sink_base_init): * ext/gconf/gstgconfvideosrc.c: (gst_gconf_video_src_base_init): * ext/gdk_pixbuf/pixbufscale.c: * ext/hal/gsthalaudiosink.c: (gst_hal_audio_sink_base_init): * ext/hal/gsthalaudiosrc.c: (gst_hal_audio_src_base_init): * ext/jpeg/gstjpegdec.c: * ext/jpeg/gstjpegenc.c: * ext/jpeg/gstsmokedec.c: * ext/jpeg/gstsmokeenc.c: * ext/libcaca/gstcacasink.c: * ext/libmng/gstmngdec.c: * ext/libmng/gstmngenc.c: * ext/libpng/gstpngdec.c: * ext/libpng/gstpngenc.c: * ext/mikmod/gstmikmod.c: * ext/raw1394/gstdv1394src.c: * ext/shout2/gstshout2.c: (gst_shout2send_init): * ext/shout2/gstshout2.h: * ext/speex/gstspeexdec.c: * ext/speex/gstspeexenc.c: * gst/alpha/gstalpha.c: * gst/alpha/gstalphacolor.c: * gst/apetag/gstapedemux.c: * gst/auparse/gstauparse.c: * gst/autodetect/gstautoaudiosink.c: (gst_auto_audio_sink_base_init): * gst/autodetect/gstautovideosink.c: (gst_auto_video_sink_base_init): * gst/avi/gstavidemux.c: (gst_avi_demux_base_init): * gst/avi/gstavimux.c: (gst_avimux_base_init): * gst/cutter/gstcutter.c: * gst/debug/breakmydata.c: * gst/debug/efence.c: * gst/debug/gstnavigationtest.c: * gst/debug/gstnavseek.c: * gst/debug/negotiation.c: * gst/debug/progressreport.c: * gst/debug/testplugin.c: * gst/effectv/gstaging.c: * gst/effectv/gstdice.c: * gst/effectv/gstedge.c: * gst/effectv/gstquark.c: * gst/effectv/gstrev.c: * gst/effectv/gstshagadelic.c: * gst/effectv/gstvertigo.c: * gst/effectv/gstwarp.c: * gst/flx/gstflxdec.c: * gst/goom/gstgoom.c: * gst/icydemux/gsticydemux.c: * gst/id3demux/gstid3demux.c: * gst/interleave/deinterleave.c: * gst/interleave/interleave.c: * gst/law/alaw-decode.c: (gst_alawdec_base_init): * gst/law/alaw-encode.c: (gst_alawenc_base_init): * gst/law/mulaw-decode.c: (gst_mulawdec_base_init): * gst/law/mulaw-encode.c: (gst_mulawenc_base_init): * gst/level/gstlevel.c: * gst/matroska/matroska-demux.c: (gst_matroska_demux_base_init): * gst/matroska/matroska-mux.c: (gst_matroska_mux_base_init): * gst/median/gstmedian.c: * gst/monoscope/gstmonoscope.c: * gst/multipart/multipartdemux.c: * gst/multipart/multipartmux.c: * gst/oldcore/gstaggregator.c: * gst/oldcore/gstfdsink.c: * gst/oldcore/gstmd5sink.c: * gst/oldcore/gstmultifilesrc.c: * gst/oldcore/gstpipefilter.c: * gst/oldcore/gstshaper.c: * gst/oldcore/gststatistics.c: * gst/rtp/gstasteriskh263.c: * gst/rtp/gstrtpL16depay.c: * gst/rtp/gstrtpL16pay.c: * gst/rtp/gstrtpamrdepay.c: * gst/rtp/gstrtpamrpay.c: * gst/rtp/gstrtpdepay.c: * gst/rtp/gstrtpgsmpay.c: * gst/rtp/gstrtph263pay.c: * gst/rtp/gstrtph263pdepay.c: * gst/rtp/gstrtph263ppay.c: * gst/rtp/gstrtpilbcdepay.c: * gst/rtp/gstrtpmp4gpay.c: * gst/rtp/gstrtpmp4vdepay.c: * gst/rtp/gstrtpmp4vpay.c: * gst/rtp/gstrtpmpadepay.c: * gst/rtp/gstrtpmpapay.c: * gst/rtp/gstrtppcmadepay.c: * gst/rtp/gstrtppcmapay.c: * gst/rtp/gstrtppcmudepay.c: * gst/rtp/gstrtppcmupay.c: * gst/rtp/gstrtpspeexdepay.c: * gst/rtp/gstrtpspeexpay.c: * gst/rtsp/gstrtpdec.c: * gst/rtsp/gstrtspsrc.c: * gst/smpte/gstsmpte.c: * gst/udp/gstdynudpsink.c: * gst/udp/gstmultiudpsink.c: * gst/udp/gstudpsink.c: * gst/udp/gstudpsrc.c: * gst/videobox/gstvideobox.c: * gst/videofilter/gstgamma.c: (gst_gamma_base_init): * gst/videofilter/gstvideobalance.c: * gst/videofilter/gstvideoflip.c: * gst/videofilter/gstvideotemplate.c: (gst_videotemplate_base_init): * gst/videomixer/videomixer.c: * gst/wavparse/gstwavparse.c: (gst_wavparse_base_init), (gst_wavparse_class_init), (gst_wavparse_dispose), (gst_wavparse_reset), (gst_wavparse_init), (gst_wavparse_perform_seek), (gst_wavparse_peek_chunk_info), (gst_wavparse_peek_chunk), (gst_wavparse_stream_headers), (gst_wavparse_parse_stream_init), (gst_wavparse_send_event), (gst_wavparse_add_src_pad), (gst_wavparse_stream_data), (gst_wavparse_chain), (gst_wavparse_srcpad_event), (gst_wavparse_sink_activate), (gst_wavparse_sink_activate_pull), (gst_wavparse_change_state): * gst/wavparse/gstwavparse.h: * sys/oss/gstossmixerelement.c: * sys/oss/gstosssink.c: * sys/oss/gstosssrc.c: * sys/osxaudio/gstosxaudioelement.c: * sys/osxaudio/gstosxaudiosink.c: * sys/osxaudio/gstosxaudiosrc.c: * sys/sunaudio/gstsunaudiomixer.c: * sys/sunaudio/gstsunaudiosink.c: Define GstElementDetails as const and also static (when defined as global)
222 lines
6.5 KiB
C
222 lines
6.5 KiB
C
/* GStreamer
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* (c) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
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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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#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 "gstgconfelements.h"
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#include "gstgconfvideosink.h"
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static void gst_gconf_video_sink_dispose (GObject * object);
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static void cb_toggle_element (GConfClient * client,
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guint connection_id, GConfEntry * entry, gpointer data);
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static GstStateChangeReturn
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gst_gconf_video_sink_change_state (GstElement * element,
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GstStateChange transition);
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GST_BOILERPLATE (GstGConfVideoSink, gst_gconf_video_sink, GstBin, GST_TYPE_BIN);
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static void
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gst_gconf_video_sink_base_init (gpointer klass)
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{
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GstElementClass *eklass = GST_ELEMENT_CLASS (klass);
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static const GstElementDetails gst_gconf_video_sink_details =
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GST_ELEMENT_DETAILS ("GConf video sink",
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"Sink/Video",
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"Video sink embedding the GConf-settings for video output",
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"Ronald Bultje <rbultje@ronald.bitfreak.net>");
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GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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gst_element_class_add_pad_template (eklass,
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gst_static_pad_template_get (&sink_template));
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gst_element_class_set_details (eklass, &gst_gconf_video_sink_details);
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}
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static void
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gst_gconf_video_sink_class_init (GstGConfVideoSinkClass * klass)
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{
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GObjectClass *oklass = G_OBJECT_CLASS (klass);
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GstElementClass *eklass = GST_ELEMENT_CLASS (klass);
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oklass->dispose = gst_gconf_video_sink_dispose;
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eklass->change_state = gst_gconf_video_sink_change_state;
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}
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/*
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* Hack to make negotiation work.
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*/
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static void
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gst_gconf_video_sink_reset (GstGConfVideoSink * sink)
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{
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GstPad *targetpad;
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/* fakesink */
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if (sink->kid) {
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gst_element_set_state (sink->kid, GST_STATE_NULL);
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gst_bin_remove (GST_BIN (sink), sink->kid);
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}
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sink->kid = gst_element_factory_make ("fakesink", "testsink");
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gst_bin_add (GST_BIN (sink), sink->kid);
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targetpad = gst_element_get_pad (sink->kid, "sink");
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gst_ghost_pad_set_target (GST_GHOST_PAD (sink->pad), targetpad);
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gst_object_unref (targetpad);
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g_free (sink->gconf_str);
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sink->gconf_str = NULL;
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}
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static void
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gst_gconf_video_sink_init (GstGConfVideoSink * sink,
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GstGConfVideoSinkClass * g_class)
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{
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sink->pad = gst_ghost_pad_new_no_target ("sink", GST_PAD_SINK);
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gst_element_add_pad (GST_ELEMENT (sink), sink->pad);
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gst_gconf_video_sink_reset (sink);
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sink->client = gconf_client_get_default ();
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gconf_client_add_dir (sink->client, GST_GCONF_DIR,
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GCONF_CLIENT_PRELOAD_RECURSIVE, NULL);
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gconf_client_notify_add (sink->client,
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GST_GCONF_DIR "/" GST_GCONF_VIDEOSINK_KEY,
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cb_toggle_element, sink, NULL, NULL);
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}
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static void
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gst_gconf_video_sink_dispose (GObject * object)
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{
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GstGConfVideoSink *sink = GST_GCONF_VIDEO_SINK (object);
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if (sink->client) {
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g_object_unref (G_OBJECT (sink->client));
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sink->client = NULL;
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}
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g_free (sink->gconf_str);
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sink->gconf_str = NULL;
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GST_CALL_PARENT (G_OBJECT_CLASS, dispose, (object));
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}
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static gboolean
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do_toggle_element (GstGConfVideoSink * sink)
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{
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GstPad *targetpad;
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gchar *new_gconf_str;
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GstState cur, next;
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new_gconf_str = gst_gconf_get_string (GST_GCONF_VIDEOSINK_KEY);
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if (new_gconf_str != NULL && sink->gconf_str != NULL &&
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(strlen (new_gconf_str) == 0 ||
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strcmp (sink->gconf_str, new_gconf_str) == 0)) {
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g_free (new_gconf_str);
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GST_DEBUG_OBJECT (sink, "GConf key was updated, but it didn't change");
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return TRUE;
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}
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/* Sometime, it would be lovely to allow sink changes even when
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* already running, but this involves sending an appropriate new-segment
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* and possibly prerolling etc */
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GST_OBJECT_LOCK (sink);
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cur = GST_STATE (sink);
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next = GST_STATE_PENDING (sink);
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GST_OBJECT_UNLOCK (sink);
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if (cur > GST_STATE_READY || next == GST_STATE_PAUSED) {
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GST_DEBUG_OBJECT (sink,
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"Auto-sink is already running. Ignoring GConf change");
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return TRUE;
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}
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GST_DEBUG_OBJECT (sink, "GConf key changed: '%s' to '%s'",
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GST_STR_NULL (sink->gconf_str), GST_STR_NULL (new_gconf_str));
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g_free (sink->gconf_str);
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sink->gconf_str = new_gconf_str;
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/* kill old element */
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if (sink->kid) {
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GST_DEBUG_OBJECT (sink, "Removing old kid");
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gst_element_set_state (sink->kid, GST_STATE_NULL);
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gst_bin_remove (GST_BIN (sink), sink->kid);
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sink->kid = NULL;
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}
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GST_DEBUG_OBJECT (sink, "Creating new kid");
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if (!(sink->kid = gst_gconf_get_default_video_sink ())) {
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GST_ELEMENT_ERROR (sink, LIBRARY, SETTINGS, (NULL),
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("Failed to render video sink from GConf"));
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return FALSE;
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}
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gst_element_set_state (sink->kid, GST_STATE (sink));
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gst_bin_add (GST_BIN (sink), sink->kid);
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/* re-attach ghostpad */
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GST_DEBUG_OBJECT (sink, "Creating new ghostpad");
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targetpad = gst_element_get_pad (sink->kid, "sink");
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gst_ghost_pad_set_target (GST_GHOST_PAD (sink->pad), targetpad);
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gst_object_unref (targetpad);
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GST_DEBUG_OBJECT (sink, "done changing gconf video sink");
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return TRUE;
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}
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static void
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cb_toggle_element (GConfClient * client,
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guint connection_id, GConfEntry * entry, gpointer data)
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{
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do_toggle_element (GST_GCONF_VIDEO_SINK (data));
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}
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static GstStateChangeReturn
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gst_gconf_video_sink_change_state (GstElement * element,
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GstStateChange transition)
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{
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GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
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GstGConfVideoSink *sink = GST_GCONF_VIDEO_SINK (element);
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switch (transition) {
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case GST_STATE_CHANGE_NULL_TO_READY:
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if (!do_toggle_element (sink))
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return GST_STATE_CHANGE_FAILURE;
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break;
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default:
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break;
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}
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ret = GST_CALL_PARENT_WITH_DEFAULT (GST_ELEMENT_CLASS, change_state,
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(element, transition), GST_STATE_CHANGE_SUCCESS);
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switch (transition) {
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case GST_STATE_CHANGE_READY_TO_NULL:
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gst_gconf_video_sink_reset (sink);
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break;
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default:
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break;
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}
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return ret;
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}
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