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264 lines
7.1 KiB
C
264 lines
7.1 KiB
C
/* GStreamer
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* Copyright (C) 2011 Andoni Morales Alastruey <ylatuya@gmail.com>
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*
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* gstfragment.c:
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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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#include <glib.h>
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#include <gst/base/gsttypefindhelper.h>
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#include "gstfragmented.h"
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#include "gstfragment.h"
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#define GST_CAT_DEFAULT fragmented_debug
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#define GST_FRAGMENT_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GST_TYPE_FRAGMENT, GstFragmentPrivate))
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enum
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{
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PROP_0,
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PROP_INDEX,
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PROP_NAME,
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PROP_DURATION,
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PROP_DISCONTINOUS,
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PROP_BUFFER,
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PROP_CAPS,
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PROP_LAST
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};
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struct _GstFragmentPrivate
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{
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GstBuffer *buffer;
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GstCaps *caps;
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GMutex lock;
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};
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G_DEFINE_TYPE (GstFragment, gst_fragment, G_TYPE_OBJECT);
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static void gst_fragment_dispose (GObject * object);
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static void gst_fragment_finalize (GObject * object);
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static void
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gst_fragment_set_property (GObject * object,
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guint property_id, const GValue * value, GParamSpec * pspec)
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{
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GstFragment *fragment = GST_FRAGMENT (object);
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switch (property_id) {
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case PROP_CAPS:
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gst_fragment_set_caps (fragment, g_value_get_boxed (value));
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break;
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default:
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/* We don't have any other property... */
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_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_fragment_get_property (GObject * object,
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guint property_id, GValue * value, GParamSpec * pspec)
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{
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GstFragment *fragment = GST_FRAGMENT (object);
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switch (property_id) {
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case PROP_INDEX:
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g_value_set_uint (value, fragment->index);
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break;
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case PROP_NAME:
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g_value_set_string (value, fragment->name);
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break;
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case PROP_DURATION:
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g_value_set_uint64 (value, fragment->stop_time - fragment->start_time);
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break;
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case PROP_DISCONTINOUS:
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g_value_set_boolean (value, fragment->discontinuous);
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break;
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case PROP_BUFFER:
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g_value_set_boxed (value, gst_fragment_get_buffer (fragment));
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break;
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case PROP_CAPS:
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g_value_set_boxed (value, gst_fragment_get_caps (fragment));
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break;
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default:
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/* We don't have any other property... */
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_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_fragment_class_init (GstFragmentClass * klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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g_type_class_add_private (klass, sizeof (GstFragmentPrivate));
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gobject_class->set_property = gst_fragment_set_property;
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gobject_class->get_property = gst_fragment_get_property;
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gobject_class->dispose = gst_fragment_dispose;
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gobject_class->finalize = gst_fragment_finalize;
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g_object_class_install_property (gobject_class, PROP_INDEX,
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g_param_spec_uint ("index", "Index", "Index of the fragment", 0,
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G_MAXUINT, 0, G_PARAM_READABLE));
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g_object_class_install_property (gobject_class, PROP_NAME,
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g_param_spec_string ("name", "Name",
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"Name of the fragment (eg:fragment-12.ts)", NULL, G_PARAM_READABLE));
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g_object_class_install_property (gobject_class, PROP_DISCONTINOUS,
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g_param_spec_boolean ("discontinuous", "Discontinous",
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"Whether this fragment has a discontinuity or not",
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FALSE, G_PARAM_READABLE));
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g_object_class_install_property (gobject_class, PROP_DURATION,
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g_param_spec_uint64 ("duration", "Fragment duration",
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"Duration of the fragment", 0, G_MAXUINT64, 0, G_PARAM_READABLE));
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g_object_class_install_property (gobject_class, PROP_BUFFER,
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g_param_spec_boxed ("buffer", "Buffer",
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"The fragment's buffer", GST_TYPE_BUFFER,
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G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_CAPS,
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g_param_spec_boxed ("caps", "Fragment caps",
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"The caps of the fragment's buffer. (NULL = detect)", GST_TYPE_CAPS,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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}
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static void
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gst_fragment_init (GstFragment * fragment)
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{
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GstFragmentPrivate *priv;
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fragment->priv = priv = GST_FRAGMENT_GET_PRIVATE (fragment);
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g_mutex_init (&fragment->priv->lock);
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priv->buffer = NULL;
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fragment->download_start_time = gst_util_get_timestamp ();
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fragment->start_time = 0;
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fragment->stop_time = 0;
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fragment->index = 0;
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fragment->name = g_strdup ("");
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fragment->completed = FALSE;
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fragment->discontinuous = FALSE;
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}
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GstFragment *
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gst_fragment_new (void)
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{
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return GST_FRAGMENT (g_object_new (GST_TYPE_FRAGMENT, NULL));
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}
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static void
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gst_fragment_finalize (GObject * gobject)
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{
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GstFragment *fragment = GST_FRAGMENT (gobject);
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g_free (fragment->name);
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g_mutex_clear (&fragment->priv->lock);
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G_OBJECT_CLASS (gst_fragment_parent_class)->finalize (gobject);
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}
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void
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gst_fragment_dispose (GObject * object)
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{
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GstFragmentPrivate *priv = GST_FRAGMENT (object)->priv;
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if (priv->buffer != NULL) {
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gst_buffer_unref (priv->buffer);
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priv->buffer = NULL;
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}
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if (priv->caps != NULL) {
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gst_caps_unref (priv->caps);
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priv->caps = NULL;
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}
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G_OBJECT_CLASS (gst_fragment_parent_class)->dispose (object);
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}
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GstBuffer *
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gst_fragment_get_buffer (GstFragment * fragment)
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{
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g_return_val_if_fail (fragment != NULL, NULL);
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if (!fragment->completed)
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return NULL;
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gst_buffer_ref (fragment->priv->buffer);
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return fragment->priv->buffer;
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}
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void
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gst_fragment_set_caps (GstFragment * fragment, GstCaps * caps)
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{
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g_return_if_fail (fragment != NULL);
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g_mutex_lock (&fragment->priv->lock);
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gst_caps_replace (&fragment->priv->caps, caps);
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g_mutex_unlock (&fragment->priv->lock);
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}
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GstCaps *
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gst_fragment_get_caps (GstFragment * fragment)
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{
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g_return_val_if_fail (fragment != NULL, NULL);
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if (!fragment->completed)
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return NULL;
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g_mutex_lock (&fragment->priv->lock);
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if (fragment->priv->caps == NULL)
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fragment->priv->caps =
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gst_type_find_helper_for_buffer (NULL, fragment->priv->buffer, NULL);
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gst_caps_ref (fragment->priv->caps);
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g_mutex_unlock (&fragment->priv->lock);
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return fragment->priv->caps;
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}
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gboolean
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gst_fragment_add_buffer (GstFragment * fragment, GstBuffer * buffer)
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{
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g_return_val_if_fail (fragment != NULL, FALSE);
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g_return_val_if_fail (buffer != NULL, FALSE);
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if (fragment->completed) {
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GST_WARNING ("Fragment is completed, could not add more buffers");
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return FALSE;
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}
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GST_DEBUG ("Adding new buffer to the fragment");
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/* We steal the buffers you pass in */
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if (fragment->priv->buffer == NULL)
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fragment->priv->buffer = buffer;
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else
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fragment->priv->buffer = gst_buffer_append (fragment->priv->buffer, buffer);
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return TRUE;
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}
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