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2fae9ee50d
Allowing pasting groups paste exactly what had been copied And not the new version of the contained objects This technically breaks the C API but this is a new API and I believe and hope nobody is using it right now. Reviewed-by: Thibault Saunier <thibault.saunier@collabora.com> Differential Revision: https://phabricator.freedesktop.org/D616
195 lines
5.2 KiB
C
195 lines
5.2 KiB
C
/* GStreamer Editing Services
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* Copyright (C) 2009 Edward Hervey <edward.hervey@collabora.co.uk>
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* 2009 Nokia Corporation
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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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/**
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* SECTION:gesaudiourisource
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* @short_description: outputs a single audio stream from a given file
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*/
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#include "ges-utils.h"
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#include "ges-internal.h"
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#include "ges-track-element.h"
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#include "ges-audio-uri-source.h"
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#include "ges-uri-asset.h"
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#include "ges-extractable.h"
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struct _GESAudioUriSourcePrivate
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{
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void *nothing;
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};
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enum
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{
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PROP_0,
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PROP_URI
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};
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/* GESSource VMethod */
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static GstElement *
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ges_audio_uri_source_create_source (GESTrackElement * trksrc)
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{
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GESAudioUriSource *self;
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GESTrack *track;
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GstElement *decodebin;
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const GstCaps *caps = NULL;
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self = (GESAudioUriSource *) trksrc;
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track = ges_track_element_get_track (trksrc);
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decodebin = gst_element_factory_make ("uridecodebin", NULL);
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if (track)
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caps = ges_track_get_caps (track);
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g_object_set (decodebin, "caps", caps,
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"expose-all-streams", FALSE, "uri", self->uri, NULL);
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return decodebin;
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}
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/* Extractable interface implementation */
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static gchar *
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ges_extractable_check_id (GType type, const gchar * id, GError ** error)
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{
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return g_strdup (id);
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}
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static void
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extractable_set_asset (GESExtractable * self, GESAsset * asset)
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{
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/* FIXME That should go into #GESTrackElement, but
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* some work is needed to make sure it works properly */
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if (ges_track_element_get_track_type (GES_TRACK_ELEMENT (self)) ==
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GES_TRACK_TYPE_UNKNOWN) {
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ges_track_element_set_track_type (GES_TRACK_ELEMENT (self),
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ges_track_element_asset_get_track_type (GES_TRACK_ELEMENT_ASSET
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(asset)));
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}
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}
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static void
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ges_extractable_interface_init (GESExtractableInterface * iface)
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{
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iface->asset_type = GES_TYPE_URI_SOURCE_ASSET;
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iface->check_id = ges_extractable_check_id;
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iface->set_asset = extractable_set_asset;
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}
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G_DEFINE_TYPE_WITH_CODE (GESAudioUriSource, ges_audio_uri_source,
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GES_TYPE_AUDIO_SOURCE,
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G_IMPLEMENT_INTERFACE (GES_TYPE_EXTRACTABLE,
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ges_extractable_interface_init));
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/* GObject VMethods */
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static void
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ges_audio_uri_source_get_property (GObject * object, guint property_id,
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GValue * value, GParamSpec * pspec)
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{
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GESAudioUriSource *uriclip = GES_AUDIO_URI_SOURCE (object);
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switch (property_id) {
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case PROP_URI:
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g_value_set_string (value, uriclip->uri);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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}
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}
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static void
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ges_audio_uri_source_set_property (GObject * object, guint property_id,
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const GValue * value, GParamSpec * pspec)
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{
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GESAudioUriSource *uriclip = GES_AUDIO_URI_SOURCE (object);
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switch (property_id) {
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case PROP_URI:
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if (uriclip->uri) {
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GST_WARNING_OBJECT (object, "Uri already set to %s", uriclip->uri);
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return;
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}
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uriclip->uri = g_value_dup_string (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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}
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}
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static void
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ges_audio_uri_source_dispose (GObject * object)
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{
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GESAudioUriSource *uriclip = GES_AUDIO_URI_SOURCE (object);
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if (uriclip->uri)
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g_free (uriclip->uri);
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G_OBJECT_CLASS (ges_audio_uri_source_parent_class)->dispose (object);
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}
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static void
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ges_audio_uri_source_class_init (GESAudioUriSourceClass * klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GESAudioSourceClass *source_class = GES_AUDIO_SOURCE_CLASS (klass);
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g_type_class_add_private (klass, sizeof (GESAudioUriSourcePrivate));
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object_class->get_property = ges_audio_uri_source_get_property;
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object_class->set_property = ges_audio_uri_source_set_property;
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object_class->dispose = ges_audio_uri_source_dispose;
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/**
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* GESAudioUriSource:uri:
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*
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* The location of the file/resource to use.
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*/
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g_object_class_install_property (object_class, PROP_URI,
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g_param_spec_string ("uri", "URI", "uri of the resource",
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NULL, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
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source_class->create_source = ges_audio_uri_source_create_source;
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}
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static void
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ges_audio_uri_source_init (GESAudioUriSource * self)
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{
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self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
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GES_TYPE_AUDIO_URI_SOURCE, GESAudioUriSourcePrivate);
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}
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/**
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* ges_audio_uri_source_new:
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* @uri: the URI the source should control
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*
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* Creates a new #GESAudioUriSource for the provided @uri.
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*
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* Returns: The newly created #GESAudioUriSource, or %NULL if there was an
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* error.
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*/
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GESAudioUriSource *
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ges_audio_uri_source_new (gchar * uri)
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{
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return g_object_new (GES_TYPE_AUDIO_URI_SOURCE, "uri", uri, NULL);
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}
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