--- /dev/null
+/* GStreamer Editing Services
+ * Copyright (C) 2010 Brandon Lewis <brandon.lewis@collabora.co.uk>
+ * 2010 Nokia Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+/**
+ * SECTION:ges-track-source
+ * @short_description: Base Class for single-media sources
+ */
+
+#include "ges-internal.h"
+#include "ges-track-object.h"
+#include "ges-track-video-title-source.h"
+#include "ges-track-video-overlay.h"
+
+G_DEFINE_TYPE (GESTrackVideoOverlay, ges_track_video_overlay,
+ GES_TYPE_TRACK_OVERLAY);
+
+enum
+{
+ PROP_0,
+};
+
+static void ges_track_video_overlay_dispose (GObject * object);
+
+static void ges_track_video_overlay_finalize (GObject * object);
+
+static void ges_track_video_overlay_get_property (GObject * object, guint
+ property_id, GValue * value, GParamSpec * pspec);
+
+static void ges_track_video_overlay_set_property (GObject * object, guint
+ property_id, const GValue * value, GParamSpec * pspec);
+
+static GstElement *ges_track_video_overlay_create_element (GESTrackOverlay
+ * self);
+
+static void
+ges_track_video_overlay_class_init (GESTrackVideoOverlayClass * klass)
+{
+ GObjectClass *object_class;
+ GESTrackOverlayClass *bg_class;
+
+ object_class = G_OBJECT_CLASS (klass);
+ bg_class = GES_TRACK_OVERLAY_CLASS (klass);
+
+ object_class->get_property = ges_track_video_overlay_get_property;
+ object_class->set_property = ges_track_video_overlay_set_property;
+ object_class->dispose = ges_track_video_overlay_dispose;
+ object_class->finalize = ges_track_video_overlay_finalize;
+
+ bg_class->create_element = ges_track_video_overlay_create_element;
+}
+
+static void
+ges_track_video_overlay_init (GESTrackVideoOverlay * self)
+{
+ self->text = NULL;
+ self->font_desc = g_strdup (DEFAULT_FONT_DESC);
+ self->text_el = NULL;
+ self->halign = DEFAULT_HALIGNMENT;
+ self->valign = DEFAULT_VALIGNMENT;
+}
+
+static void
+ges_track_video_overlay_dispose (GObject * object)
+{
+ GESTrackVideoOverlay *self = GES_TRACK_VIDEO_OVERLAY (object);
+ if (self->text) {
+ g_free (self->text);
+ }
+
+ if (self->font_desc) {
+ g_free (self->font_desc);
+ }
+
+ if (self->text_el) {
+ g_object_unref (self->text_el);
+ self->text_el = NULL;
+ }
+
+ G_OBJECT_CLASS (ges_track_video_overlay_parent_class)->dispose (object);
+}
+
+static void
+ges_track_video_overlay_finalize (GObject * object)
+{
+ G_OBJECT_CLASS (ges_track_video_overlay_parent_class)->finalize (object);
+}
+
+static void
+ges_track_video_overlay_get_property (GObject * object,
+ guint property_id, GValue * value, GParamSpec * pspec)
+{
+ switch (property_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ }
+}
+
+static void
+ges_track_video_overlay_set_property (GObject * object,
+ guint property_id, const GValue * value, GParamSpec * pspec)
+{
+ switch (property_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ }
+}
+
+static GstElement *
+ges_track_video_overlay_create_element (GESTrackOverlay * object)
+{
+ //GESTrackVideoOverlay *self = GES_TRACK_VIDEO_OVERLAY (object);
+
+ return gst_element_factory_make ("identity", NULL);
+}
+
+/**
+ * ges_track_video_overlay_set_text:
+ * @self: the #GESTrackVideoOverlay* to set text on
+ * @text: the text to render. an internal copy of this text will be
+ * made.
+ *
+ * Sets the text this track object will render.
+ *
+ */
+
+void
+ges_track_video_overlay_set_text (GESTrackVideoOverlay * self,
+ const gchar * text)
+{
+ if (self->text)
+ g_free (self->text);
+
+ self->text = g_strdup (text);
+ if (self->text_el)
+ g_object_set (self->text_el, "text", text, NULL);
+}
+
+/**
+ * ges_track_video_overlay_set_font_desc:
+ * @self: the #GESTrackVideoOverlay
+ * @font_desc: the pango font description
+ *
+ * Sets the text this track object will render.
+ *
+ */
+
+void
+ges_track_video_overlay_set_font_desc (GESTrackVideoOverlay * self,
+ const gchar * font_desc)
+{
+ if (self->font_desc)
+ g_free (self->font_desc);
+
+ self->font_desc = g_strdup (font_desc);
+ GST_LOG ("setting font-desc to '%s'", font_desc);
+ if (self->text_el)
+ g_object_set (self->text_el, "font-desc", font_desc, NULL);
+}
+
+/**
+ * ges_track_video_overlay_valignment:
+ * @self: the #GESTrackVideoOverlay* to set text on
+ * @valign: #GESTrackVideoTitleSrcVAlign
+ *
+ * Sets the vertical aligment of the text.
+ */
+void
+ges_track_video_overlay_set_valignment (GESTrackVideoOverlay * self,
+ GESTrackVideoTitleSrcVAlign valign)
+{
+ self->valign = valign;
+ GST_LOG ("set valignment to: %d", valign);
+ if (self->text_el)
+ g_object_set (self->text_el, "valignment", valign, NULL);
+}
+
+/**
+ * ges_track_video_overlay_halignment:
+ * @self: the #GESTrackVideoOverlay* to set text on
+ * @halign: #GESTrackVideoTitleSrcHAlign
+ *
+ * Sets the vertical aligment of the text.
+ */
+void
+ges_track_video_overlay_set_halignment (GESTrackVideoOverlay * self,
+ GESTrackVideoTitleSrcHAlign halign)
+{
+ self->halign = halign;
+ GST_LOG ("set halignment to: %d", halign);
+ if (self->text_el)
+ g_object_set (self->text_el, "halignment", halign, NULL);
+}
+
+GESTrackVideoOverlay *
+ges_track_video_overlay_new (void)
+{
+ return g_object_new (GES_TYPE_TRACK_VIDEO_OVERLAY, NULL);
+}
--- /dev/null
+/* GStreamer Editing Services
+ * Copyright (C) 2010 Brandon Lewis <brandon.lewis@collabora.co.uk>
+ * 2010 Nokia Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _GES_TRACK_VIDEO_OVERLAY
+#define _GES_TRACK_VIDEO_OVERLAY
+
+#include <glib-object.h>
+#include <ges/ges-types.h>
+#include <ges/ges-track-video-title-source.h>
+#include <ges/ges-track-overlay.h>
+
+G_BEGIN_DECLS
+
+#define GES_TYPE_TRACK_VIDEO_OVERLAY ges_track_video_overlay_get_type()
+
+#define GES_TRACK_VIDEO_OVERLAY(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_TRACK_VIDEO_OVERLAY, GESTrackVideoOverlay))
+
+#define GES_TRACK_VIDEO_OVERLAY_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_TRACK_VIDEO_OVERLAY, GESTrackVideoOverlayClass))
+
+#define GES_IS_TRACK_VIDEO_OVERLAY(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_TRACK_VIDEO_OVERLAY))
+
+#define GES_IS_TRACK_VIDEO_OVERLAY_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_TRACK_VIDEO_OVERLAY))
+
+#define GES_TRACK_VIDEO_OVERLAY_GET_CLASS(obj) \
+ (G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TRACK_VIDEO_OVERLAY, GESTrackVideoOverlayClass))
+
+/**
+ * GESTrackVideoOverlay:
+ * @parent: parent
+ *
+ */
+struct _GESTrackVideoOverlay {
+ GESTrackOverlay parent;
+
+ /*< private >*/
+ gchar *text;
+ gchar *font_desc;
+ gint halign;
+ gint valign;
+ GstElement *text_el;
+};
+
+/**
+ * GESTrackVideoOverlayClass:
+ * @parent_class: parent class
+ */
+
+struct _GESTrackVideoOverlayClass {
+ GESTrackOverlayClass parent_class;
+
+ /*< private >*/
+};
+
+GType ges_track_video_overlay_get_type (void);
+
+void ges_track_video_overlay_set_text(GESTrackVideoOverlay *self, const
+ gchar *text);
+
+void ges_track_video_overlay_set_font_desc(GESTrackVideoOverlay *self,
+ const gchar *font_desc);
+
+void ges_track_video_overlay_set_halignment(GESTrackVideoOverlay
+ *self, GESTrackVideoTitleSrcHAlign halgn);
+
+void ges_track_video_overlay_set_valignment(GESTrackVideoOverlay
+ *self, GESTrackVideoTitleSrcVAlign valign);
+
+GESTrackVideoOverlay* ges_track_video_overlay_new (void);
+
+G_END_DECLS
+
+#endif /* _GES_TRACK_VIDEO_OVERLAY */
+
projects / platform / upstream / gstreamer.git / commitdiff