/* GStreamer

 * Copyright (C) 2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>

 *

 * 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., 51 Franklin St, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 */

#ifndef __GST_SUBTITLE_OVERLAY_H__

#define __GST_SUBTITLE_OVERLAY_H__

#include <gst/gst.h>

G_BEGIN_DECLS

#define GST_TYPE_SUBTITLE_OVERLAY \

  (gst_subtitle_overlay_get_type())

#define GST_SUBTITLE_OVERLAY(obj) \

  (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SUBTITLE_OVERLAY, GstSubtitleOverlay))

#define GST_SUBTITLE_OVERLAY_CAST(obj) \

  ((GstSubtitleOverlay *) obj)

#define GST_SUBTITLE_OVERLAY_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SUBTITLE_OVERLAY, GstSubtitleOverlayClass))

#define GST_IS_SUBTITLE_OVERLAY(obj) \

  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SUBTITLE_OVERLAY))

#define GST_IS_SUBTITLE_OVERLAY_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SUBTITLE_OVERLAY))

#define GST_SUBTITLE_OVERLAY_LOCK(obj) G_STMT_START {                   \

    GST_LOG_OBJECT (obj,                                                \

                    "locking from thread %p",                           \

                    g_thread_self ());                                  \

    g_mutex_lock (&GST_SUBTITLE_OVERLAY_CAST(obj)->lock);               \

    GST_LOG_OBJECT (obj,                                                \

                    "locked from thread %p",                            \

                    g_thread_self ());                                  \

} G_STMT_END

#define GST_SUBTITLE_OVERLAY_UNLOCK(obj) G_STMT_START {                 \

    GST_LOG_OBJECT (obj,                                                \

                    "unlocking from thread %p",                         \

                    g_thread_self ());                                  \

    g_mutex_unlock (&GST_SUBTITLE_OVERLAY_CAST(obj)->lock);             \

} G_STMT_END

typedef struct _GstSubtitleOverlay GstSubtitleOverlay;

typedef struct _GstSubtitleOverlayClass GstSubtitleOverlayClass;

struct _GstSubtitleOverlay

{

  GstBin parent;

  gboolean silent;

  gchar *font_desc;

  gchar *encoding;

  gint64 subtitle_ts_offset;

  /* < private > */

  gboolean do_async;

  GstPad *srcpad;

  gboolean downstream_chain_error;

  GstPad *video_sinkpad;

  GstPad *video_block_pad;

  gulong video_block_id;

  gboolean video_sink_blocked;

  gint fps_n, fps_d;

  GstPad *subtitle_sinkpad;

  GstPad *subtitle_block_pad;

  gulong subtitle_block_id;

  gboolean subtitle_sink_blocked;

  gboolean subtitle_flush;

  gboolean subtitle_error;

  GMutex factories_lock;

  GList *factories;

  guint32 factories_cookie;

  GstCaps *factory_caps;

  GMutex lock;

  GstCaps *subcaps;

  GstElement *passthrough_identity;

  GstElement *pre_colorspace;

  GstElement *post_colorspace;

  GstElement *parser;

  GstElement *overlay;

  GstElement *renderer;

  const gchar *silent_property;

  gboolean silent_property_invert;

};

struct _GstSubtitleOverlayClass

{

  GstBinClass parent;

};

GType gst_subtitle_overlay_get_type (void);

gboolean gst_subtitle_overlay_plugin_init (GstPlugin * plugin);

GstCaps *gst_subtitle_overlay_create_factory_caps (void);

G_END_DECLS

#endif /* __GST_SUBTITLE_OVERLAY_H__ */