mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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690 lines
20 KiB
C
690 lines
20 KiB
C
/* GStreamer
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* Copyright (C) 2003 Julien Moutte <julien@moutte.net>
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* Copyright (C) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
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* Copyright (C) 2005 Jan Schmidt <thaytan@mad.scientist.com>
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* Copyright (C) 2007 Wim Taymans <wim.taymans@gmail.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., 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 "gststreamselector.h"
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GST_DEBUG_CATEGORY_STATIC (stream_selector_debug);
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#define GST_CAT_DEFAULT stream_selector_debug
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static GstStaticPadTemplate gst_stream_selector_sink_factory =
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GST_STATIC_PAD_TEMPLATE ("sink%d",
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GST_PAD_SINK,
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GST_PAD_REQUEST,
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GST_STATIC_CAPS_ANY);
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static GstStaticPadTemplate gst_stream_selector_src_factory =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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enum
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{
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PROP_0,
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PROP_N_PADS,
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PROP_ACTIVE_PAD,
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PROP_LAST
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};
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static gboolean gst_stream_selector_is_active_sinkpad (GstStreamSelector * sel,
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GstPad * pad);
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static GstPad *gst_stream_selector_activate_sinkpad (GstStreamSelector * sel,
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GstPad * pad);
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static GstPad *gst_stream_selector_get_linked_pad (GstPad * pad,
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gboolean strict);
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#define GST_TYPE_SELECTOR_PAD \
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(gst_selector_pad_get_type())
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#define GST_SELECTOR_PAD(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SELECTOR_PAD, GstSelectorPad))
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#define GST_SELECTOR_PAD_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SELECTOR_PAD, GstSelectorPadClass))
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#define GST_IS_SELECTOR_PAD(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SELECTOR_PAD))
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#define GST_IS_SELECTOR_PAD_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SELECTOR_PAD))
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#define GST_SELECTOR_PAD_CAST(obj) \
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((GstSelectorPad *)(obj))
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typedef struct _GstSelectorPad GstSelectorPad;
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typedef struct _GstSelectorPadClass GstSelectorPadClass;
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struct _GstSelectorPad
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{
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GstPad parent;
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gboolean active;
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gboolean eos;
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gboolean segment_pending;
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GstSegment segment;
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GstTagList *tags;
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};
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struct _GstSelectorPadClass
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{
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GstPadClass parent;
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};
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static void gst_selector_pad_class_init (GstSelectorPadClass * klass);
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static void gst_selector_pad_init (GstSelectorPad * pad);
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static void gst_selector_pad_finalize (GObject * object);
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static void gst_selector_pad_get_property (GObject * object,
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guint prop_id, GValue * value, GParamSpec * pspec);
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static GstPadClass *selector_pad_parent_class = NULL;
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static void gst_selector_pad_reset (GstSelectorPad * pad);
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static gboolean gst_selector_pad_event (GstPad * pad, GstEvent * event);
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static GstCaps *gst_selector_pad_getcaps (GstPad * pad, GstCaps * filter);
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static GstFlowReturn gst_selector_pad_chain (GstPad * pad, GstBuffer * buf);
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enum
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{
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PROP_PAD_0,
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PROP_PAD_TAGS,
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PROP_PAD_ACTIVE,
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PROP_PAD_LAST
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};
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static GType
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gst_selector_pad_get_type (void)
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{
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static GType selector_pad_type = 0;
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if (!selector_pad_type) {
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static const GTypeInfo selector_pad_info = {
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sizeof (GstSelectorPadClass),
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NULL,
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NULL,
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(GClassInitFunc) gst_selector_pad_class_init,
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NULL,
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NULL,
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sizeof (GstSelectorPad),
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0,
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(GInstanceInitFunc) gst_selector_pad_init,
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};
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selector_pad_type =
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g_type_register_static (GST_TYPE_PAD, "GstPlaybinSelectorPad",
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&selector_pad_info, 0);
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}
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return selector_pad_type;
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}
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static void
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gst_selector_pad_class_init (GstSelectorPadClass * klass)
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{
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GObjectClass *gobject_class;
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gobject_class = (GObjectClass *) klass;
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selector_pad_parent_class = g_type_class_peek_parent (klass);
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gobject_class->finalize = gst_selector_pad_finalize;
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gobject_class->get_property = gst_selector_pad_get_property;
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g_object_class_install_property (gobject_class, PROP_PAD_TAGS,
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g_param_spec_boxed ("tags", "Tags",
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"The currently active tags on the pad", GST_TYPE_TAG_LIST,
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G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_PAD_ACTIVE,
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g_param_spec_boolean ("active", "Active",
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"If the pad is currently active", FALSE,
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G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
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}
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static void
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gst_selector_pad_init (GstSelectorPad * pad)
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{
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gst_selector_pad_reset (pad);
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}
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static void
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gst_selector_pad_finalize (GObject * object)
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{
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GstSelectorPad *pad;
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pad = GST_SELECTOR_PAD_CAST (object);
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if (pad->tags)
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gst_tag_list_free (pad->tags);
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G_OBJECT_CLASS (selector_pad_parent_class)->finalize (object);
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}
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static void
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gst_selector_pad_get_property (GObject * object,
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guint prop_id, GValue * value, GParamSpec * pspec)
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{
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GstSelectorPad *pad;
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pad = GST_SELECTOR_PAD (object);
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switch (prop_id) {
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case PROP_PAD_TAGS:
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GST_OBJECT_LOCK (object);
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g_value_set_boxed (value, pad->tags);
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GST_OBJECT_UNLOCK (object);
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break;
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case PROP_PAD_ACTIVE:
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{
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GstStreamSelector *sel;
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sel = GST_STREAM_SELECTOR (gst_pad_get_parent (pad));
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g_value_set_boolean (value, gst_stream_selector_is_active_sinkpad (sel,
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GST_PAD_CAST (pad)));
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gst_object_unref (sel);
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break;
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}
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gst_selector_pad_reset (GstSelectorPad * pad)
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{
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pad->active = FALSE;
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pad->eos = FALSE;
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gst_segment_init (&pad->segment, GST_FORMAT_UNDEFINED);
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}
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static gboolean
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gst_selector_pad_event (GstPad * pad, GstEvent * event)
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{
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gboolean res = TRUE;
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gboolean forward = TRUE;
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GstStreamSelector *sel;
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GstSelectorPad *selpad;
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GstPad *active_sinkpad;
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sel = GST_STREAM_SELECTOR (gst_pad_get_parent (pad));
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selpad = GST_SELECTOR_PAD_CAST (pad);
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/* only forward if we are dealing with the active sinkpad */
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active_sinkpad = gst_stream_selector_activate_sinkpad (sel, pad);
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forward = (active_sinkpad == pad);
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switch (GST_EVENT_TYPE (event)) {
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case GST_EVENT_FLUSH_STOP:
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gst_selector_pad_reset (selpad);
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break;
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case GST_EVENT_SEGMENT:
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{
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gst_event_copy_segment (event, &selpad->segment);
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GST_DEBUG_OBJECT (selpad, "configured SEGMENT %" GST_SEGMENT_FORMAT,
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&selpad->segment);
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/* if we are not going to forward the segment, mark the segment as
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* pending */
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if (!forward)
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selpad->segment_pending = TRUE;
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break;
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}
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case GST_EVENT_TAG:
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{
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GstTagList *tags;
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GST_OBJECT_LOCK (selpad);
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if (selpad->tags)
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gst_tag_list_free (selpad->tags);
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gst_event_parse_tag (event, &tags);
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if (tags)
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tags = gst_tag_list_copy (tags);
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selpad->tags = tags;
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GST_DEBUG_OBJECT (sel, "received tags %" GST_PTR_FORMAT, selpad->tags);
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GST_OBJECT_UNLOCK (selpad);
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break;
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}
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case GST_EVENT_EOS:
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selpad->eos = TRUE;
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break;
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default:
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break;
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}
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if (forward)
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res = gst_pad_push_event (sel->srcpad, event);
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else
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gst_event_unref (event);
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gst_object_unref (sel);
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return res;
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}
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static GstCaps *
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gst_selector_pad_getcaps (GstPad * pad, GstCaps * filter)
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{
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GstStreamSelector *sel;
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GstCaps *caps;
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sel = GST_STREAM_SELECTOR (gst_pad_get_parent (pad));
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GST_DEBUG_OBJECT (sel, "Getting caps of srcpad peer");
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caps = gst_pad_peer_get_caps (sel->srcpad, filter);
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if (caps == NULL)
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caps = (filter ? gst_caps_ref (filter) : gst_caps_new_any ());
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gst_object_unref (sel);
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return caps;
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}
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static GstFlowReturn
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gst_selector_pad_chain (GstPad * pad, GstBuffer * buf)
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{
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GstStreamSelector *sel;
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GstFlowReturn res;
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GstPad *active_sinkpad;
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GstSelectorPad *selpad;
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GstClockTime timestamp;
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GstSegment *seg;
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sel = GST_STREAM_SELECTOR (gst_pad_get_parent (pad));
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selpad = GST_SELECTOR_PAD_CAST (pad);
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seg = &selpad->segment;
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active_sinkpad = gst_stream_selector_activate_sinkpad (sel, pad);
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timestamp = GST_BUFFER_TIMESTAMP (buf);
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if (GST_CLOCK_TIME_IS_VALID (timestamp)) {
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GST_DEBUG_OBJECT (sel, "received timestamp %" GST_TIME_FORMAT,
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GST_TIME_ARGS (timestamp));
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seg->position = timestamp;
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}
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/* Ignore buffers from pads except the selected one */
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if (pad != active_sinkpad)
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goto ignore;
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/* if we have a pending segment, push it out now */
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if (selpad->segment_pending) {
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gst_pad_push_event (sel->srcpad, gst_event_new_segment (seg));
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selpad->segment_pending = FALSE;
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}
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/* forward */
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GST_DEBUG_OBJECT (sel, "Forwarding buffer %p from pad %s:%s", buf,
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GST_DEBUG_PAD_NAME (pad));
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res = gst_pad_push (sel->srcpad, buf);
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done:
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gst_object_unref (sel);
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return res;
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/* dropped buffers */
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ignore:
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{
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GST_DEBUG_OBJECT (sel, "Ignoring buffer %p from pad %s:%s",
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buf, GST_DEBUG_PAD_NAME (pad));
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gst_buffer_unref (buf);
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res = GST_FLOW_NOT_LINKED;
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goto done;
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}
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}
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static void gst_stream_selector_dispose (GObject * object);
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static void gst_stream_selector_init (GstStreamSelector * sel);
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static void gst_stream_selector_base_init (GstStreamSelectorClass * klass);
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static void gst_stream_selector_class_init (GstStreamSelectorClass * klass);
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static void gst_stream_selector_set_property (GObject * object,
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guint prop_id, const GValue * value, GParamSpec * pspec);
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static void gst_stream_selector_get_property (GObject * object,
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guint prop_id, GValue * value, GParamSpec * pspec);
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static GstPad *gst_stream_selector_request_new_pad (GstElement * element,
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GstPadTemplate * templ, const gchar * unused, const GstCaps * caps);
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static void gst_stream_selector_release_pad (GstElement * element,
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GstPad * pad);
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static GstIterator *gst_stream_selector_pad_iterate_linked_pads (GstPad * pad);
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static GstCaps *gst_stream_selector_getcaps (GstPad * pad, GstCaps * filter);
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static GstElementClass *parent_class = NULL;
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GType
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gst_stream_selector_get_type (void)
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{
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static GType stream_selector_type = 0;
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if (!stream_selector_type) {
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static const GTypeInfo stream_selector_info = {
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sizeof (GstStreamSelectorClass),
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(GBaseInitFunc) gst_stream_selector_base_init,
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NULL,
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(GClassInitFunc) gst_stream_selector_class_init,
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NULL,
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NULL,
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sizeof (GstStreamSelector),
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0,
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(GInstanceInitFunc) gst_stream_selector_init,
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};
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stream_selector_type =
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g_type_register_static (GST_TYPE_ELEMENT,
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"GstStreamSelector", &stream_selector_info, 0);
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GST_DEBUG_CATEGORY_INIT (stream_selector_debug,
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"streamselector", 0, "A stream-selector element");
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}
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return stream_selector_type;
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}
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static void
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gst_stream_selector_base_init (GstStreamSelectorClass * klass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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gst_element_class_set_details_simple (element_class,
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"StreamSelector", "Generic",
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"N-to-1 input stream_selectoring",
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"Julien Moutte <julien@moutte.net>, "
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"Jan Schmidt <thaytan@mad.scientist.com>, "
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"Wim Taymans <wim.taymans@gmail.com>");
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&gst_stream_selector_sink_factory));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&gst_stream_selector_src_factory));
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}
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static void
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gst_stream_selector_class_init (GstStreamSelectorClass * klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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gobject_class->dispose = gst_stream_selector_dispose;
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gobject_class->set_property = gst_stream_selector_set_property;
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gobject_class->get_property = gst_stream_selector_get_property;
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g_object_class_install_property (gobject_class, PROP_N_PADS,
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g_param_spec_uint ("n-pads", "Number of Pads",
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"The number of sink pads", 0, G_MAXUINT, 0,
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G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_ACTIVE_PAD,
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g_param_spec_object ("active-pad", "Active Pad",
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"The currently active sink pad", GST_TYPE_PAD,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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gstelement_class->request_new_pad = gst_stream_selector_request_new_pad;
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gstelement_class->release_pad = gst_stream_selector_release_pad;
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}
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static void
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gst_stream_selector_init (GstStreamSelector * sel)
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{
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sel->srcpad = gst_pad_new ("src", GST_PAD_SRC);
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gst_pad_set_iterate_internal_links_function (sel->srcpad,
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GST_DEBUG_FUNCPTR (gst_stream_selector_pad_iterate_linked_pads));
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gst_pad_set_getcaps_function (sel->srcpad,
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GST_DEBUG_FUNCPTR (gst_stream_selector_getcaps));
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gst_element_add_pad (GST_ELEMENT (sel), sel->srcpad);
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/* sinkpad management */
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sel->padcount = 0;
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sel->active_sinkpad = NULL;
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gst_segment_init (&sel->segment, GST_FORMAT_UNDEFINED);
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}
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static void
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gst_stream_selector_dispose (GObject * object)
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{
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GstStreamSelector *sel = GST_STREAM_SELECTOR (object);
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if (sel->active_sinkpad) {
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gst_object_unref (sel->active_sinkpad);
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sel->active_sinkpad = NULL;
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}
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G_OBJECT_CLASS (parent_class)->dispose (object);
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}
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static void
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gst_stream_selector_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstStreamSelector *sel = GST_STREAM_SELECTOR (object);
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switch (prop_id) {
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case PROP_ACTIVE_PAD:
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{
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GstPad *pad = NULL;
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GstPad **active_pad_p;
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pad = g_value_get_object (value);
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GST_OBJECT_LOCK (object);
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if (pad != sel->active_sinkpad) {
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GstSelectorPad *selpad;
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selpad = GST_SELECTOR_PAD_CAST (pad);
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/* we can only activate pads that have data received */
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if (selpad && !selpad->active) {
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GST_DEBUG_OBJECT (sel, "No data received on pad %" GST_PTR_FORMAT,
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pad);
|
|
} else {
|
|
active_pad_p = &sel->active_sinkpad;
|
|
gst_object_replace ((GstObject **) active_pad_p,
|
|
GST_OBJECT_CAST (pad));
|
|
GST_DEBUG_OBJECT (sel, "New active pad is %" GST_PTR_FORMAT,
|
|
sel->active_sinkpad);
|
|
}
|
|
}
|
|
GST_OBJECT_UNLOCK (object);
|
|
break;
|
|
}
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_stream_selector_get_property (GObject * object, guint prop_id,
|
|
GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstStreamSelector *sel = GST_STREAM_SELECTOR (object);
|
|
|
|
switch (prop_id) {
|
|
case PROP_N_PADS:
|
|
GST_OBJECT_LOCK (object);
|
|
g_value_set_uint (value, sel->n_pads);
|
|
GST_OBJECT_UNLOCK (object);
|
|
break;
|
|
case PROP_ACTIVE_PAD:{
|
|
GST_OBJECT_LOCK (object);
|
|
g_value_set_object (value, sel->active_sinkpad);
|
|
GST_OBJECT_UNLOCK (object);
|
|
break;
|
|
}
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static GstPad *
|
|
gst_stream_selector_get_linked_pad (GstPad * pad, gboolean strict)
|
|
{
|
|
GstStreamSelector *sel;
|
|
GstPad *otherpad = NULL;
|
|
|
|
sel = GST_STREAM_SELECTOR (gst_pad_get_parent (pad));
|
|
|
|
GST_OBJECT_LOCK (sel);
|
|
if (pad == sel->srcpad)
|
|
otherpad = sel->active_sinkpad;
|
|
else if (pad == sel->active_sinkpad || !strict)
|
|
otherpad = sel->srcpad;
|
|
if (otherpad)
|
|
gst_object_ref (otherpad);
|
|
GST_OBJECT_UNLOCK (sel);
|
|
gst_object_unref (sel);
|
|
return otherpad;
|
|
}
|
|
|
|
static GstCaps *
|
|
gst_stream_selector_getcaps (GstPad * pad, GstCaps * filter)
|
|
{
|
|
GstPad *otherpad;
|
|
GstObject *parent;
|
|
GstCaps *caps;
|
|
|
|
otherpad = gst_stream_selector_get_linked_pad (pad, FALSE);
|
|
parent = gst_object_get_parent (GST_OBJECT (pad));
|
|
if (!otherpad) {
|
|
GST_DEBUG_OBJECT (parent,
|
|
"Pad %s:%s not linked, returning ANY", GST_DEBUG_PAD_NAME (pad));
|
|
caps = (filter ? gst_caps_ref (filter) : gst_caps_new_any ());
|
|
} else {
|
|
GST_DEBUG_OBJECT (parent,
|
|
"Pad %s:%s is linked (to %s:%s), returning peer caps",
|
|
GST_DEBUG_PAD_NAME (pad), GST_DEBUG_PAD_NAME (otherpad));
|
|
/* if the peer has caps, use those. If the pad is not linked, this function
|
|
* returns NULL and we return ANY */
|
|
if (!(caps = gst_pad_peer_get_caps (otherpad, filter)))
|
|
caps = (filter ? gst_caps_ref (filter) : gst_caps_new_any ());
|
|
gst_object_unref (otherpad);
|
|
}
|
|
|
|
gst_object_unref (parent);
|
|
return caps;
|
|
}
|
|
|
|
/* check if the pad is the active sinkpad */
|
|
static gboolean
|
|
gst_stream_selector_is_active_sinkpad (GstStreamSelector * sel, GstPad * pad)
|
|
{
|
|
gboolean res;
|
|
|
|
GST_OBJECT_LOCK (sel);
|
|
res = (pad == sel->active_sinkpad);
|
|
GST_OBJECT_UNLOCK (sel);
|
|
|
|
return res;
|
|
}
|
|
|
|
/* Get or create the active sinkpad */
|
|
static GstPad *
|
|
gst_stream_selector_activate_sinkpad (GstStreamSelector * sel, GstPad * pad)
|
|
{
|
|
GstPad *active_sinkpad;
|
|
GstSelectorPad *selpad;
|
|
|
|
selpad = GST_SELECTOR_PAD_CAST (pad);
|
|
|
|
GST_OBJECT_LOCK (sel);
|
|
selpad->active = TRUE;
|
|
active_sinkpad = sel->active_sinkpad;
|
|
if (active_sinkpad == NULL) {
|
|
/* first pad we get an alloc on becomes the activated pad by default */
|
|
active_sinkpad = sel->active_sinkpad = gst_object_ref (pad);
|
|
GST_DEBUG_OBJECT (sel, "Activating pad %s:%s", GST_DEBUG_PAD_NAME (pad));
|
|
}
|
|
GST_OBJECT_UNLOCK (sel);
|
|
|
|
return active_sinkpad;
|
|
}
|
|
|
|
static GstIterator *
|
|
gst_stream_selector_pad_iterate_linked_pads (GstPad * pad)
|
|
{
|
|
GstStreamSelector *sel = GST_STREAM_SELECTOR (gst_pad_get_parent (pad));
|
|
GValue value = { 0, };
|
|
GstPad *otherpad;
|
|
GstIterator *ret = NULL;
|
|
|
|
otherpad = gst_stream_selector_get_linked_pad (pad, TRUE);
|
|
if (otherpad) {
|
|
g_value_init (&value, GST_TYPE_PAD);
|
|
g_value_set_object (&value, otherpad);
|
|
ret = gst_iterator_new_single (GST_TYPE_PAD, &value);
|
|
g_value_unset (&value);
|
|
gst_object_unref (otherpad);
|
|
}
|
|
gst_object_unref (sel);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static GstPad *
|
|
gst_stream_selector_request_new_pad (GstElement * element,
|
|
GstPadTemplate * templ, const gchar * unused, const GstCaps * caps)
|
|
{
|
|
GstStreamSelector *sel;
|
|
gchar *name = NULL;
|
|
GstPad *sinkpad = NULL;
|
|
|
|
sel = GST_STREAM_SELECTOR (element);
|
|
g_return_val_if_fail (templ->direction == GST_PAD_SINK, NULL);
|
|
GST_LOG_OBJECT (sel, "Creating new pad %d", sel->padcount);
|
|
GST_OBJECT_LOCK (sel);
|
|
name = g_strdup_printf ("sink%d", sel->padcount++);
|
|
sinkpad = g_object_new (GST_TYPE_SELECTOR_PAD,
|
|
"name", name, "direction", templ->direction, "template", templ, NULL);
|
|
g_free (name);
|
|
sel->n_pads++;
|
|
GST_OBJECT_UNLOCK (sel);
|
|
|
|
gst_pad_set_event_function (sinkpad,
|
|
GST_DEBUG_FUNCPTR (gst_selector_pad_event));
|
|
gst_pad_set_getcaps_function (sinkpad,
|
|
GST_DEBUG_FUNCPTR (gst_selector_pad_getcaps));
|
|
gst_pad_set_chain_function (sinkpad,
|
|
GST_DEBUG_FUNCPTR (gst_selector_pad_chain));
|
|
gst_pad_set_iterate_internal_links_function (sinkpad,
|
|
GST_DEBUG_FUNCPTR (gst_stream_selector_pad_iterate_linked_pads));
|
|
|
|
gst_pad_set_active (sinkpad, TRUE);
|
|
gst_element_add_pad (GST_ELEMENT (sel), sinkpad);
|
|
return sinkpad;
|
|
}
|
|
|
|
static void
|
|
gst_stream_selector_release_pad (GstElement * element, GstPad * pad)
|
|
{
|
|
GstStreamSelector *sel;
|
|
|
|
sel = GST_STREAM_SELECTOR (element);
|
|
GST_LOG_OBJECT (sel, "Releasing pad %s:%s", GST_DEBUG_PAD_NAME (pad));
|
|
|
|
GST_OBJECT_LOCK (sel);
|
|
/* if the pad was the active pad, makes us select a new one */
|
|
if (sel->active_sinkpad == pad) {
|
|
GST_DEBUG_OBJECT (sel, "Deactivating pad %s:%s", GST_DEBUG_PAD_NAME (pad));
|
|
sel->active_sinkpad = NULL;
|
|
}
|
|
sel->n_pads--;
|
|
GST_OBJECT_UNLOCK (sel);
|
|
|
|
gst_pad_set_active (pad, FALSE);
|
|
gst_element_remove_pad (GST_ELEMENT (sel), pad);
|
|
}
|