gstreamer/subprojects/gst-plugins-bad/ext/resindvd/rsninputselector.h

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2012-06-09 12:36:06 +00:00
/* GStreamer
* Copyright (C) 2003 Julien Moutte <julien@moutte.net>
* Copyright (C) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* Copyright (C) 2008 Nokia Corporation. (contact <stefan.kost@nokia.com>)
*
* 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.
2012-06-09 12:36:06 +00:00
*/
#ifndef __RSN_INPUT_SELECTOR_H__
#define __RSN_INPUT_SELECTOR_H__
#include <gst/gst.h>
G_BEGIN_DECLS
#define GST_TYPE_INPUT_SELECTOR \
(gst_input_selector_get_type())
#define GST_INPUT_SELECTOR(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_INPUT_SELECTOR, RsnInputSelector))
#define GST_INPUT_SELECTOR_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_INPUT_SELECTOR, RsnInputSelectorClass))
#define GST_IS_INPUT_SELECTOR(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_INPUT_SELECTOR))
#define GST_IS_INPUT_SELECTOR_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_INPUT_SELECTOR))
typedef struct _RsnInputSelector RsnInputSelector;
typedef struct _RsnInputSelectorClass RsnInputSelectorClass;
#define GST_INPUT_SELECTOR_GET_LOCK(sel) (&((RsnInputSelector*)(sel))->lock)
#define GST_INPUT_SELECTOR_GET_COND(sel) (&((RsnInputSelector*)(sel))->cond)
#define GST_INPUT_SELECTOR_LOCK(sel) (g_mutex_lock (GST_INPUT_SELECTOR_GET_LOCK(sel)))
#define GST_INPUT_SELECTOR_UNLOCK(sel) (g_mutex_unlock (GST_INPUT_SELECTOR_GET_LOCK(sel)))
#define GST_INPUT_SELECTOR_WAIT(sel) (g_cond_wait (GST_INPUT_SELECTOR_GET_COND(sel), \
GST_INPUT_SELECTOR_GET_LOCK(sel)))
#define GST_INPUT_SELECTOR_BROADCAST(sel) (g_cond_broadcast (GST_INPUT_SELECTOR_GET_COND(sel)))
/**
* RsnInputSelectorSyncMode:
* @GST_INPUT_SELECTOR_SYNC_MODE_ACTIVE_SEGMENT: Sync using the current active segment.
* @GST_INPUT_SELECTOR_SYNC_MODE_CLOCK: Sync using the clock.
*
* The different ways that input-selector can behave when in sync-streams mode.
*/
typedef enum {
GST_INPUT_SELECTOR_SYNC_MODE_ACTIVE_SEGMENT,
GST_INPUT_SELECTOR_SYNC_MODE_CLOCK
} RsnInputSelectorSyncMode;
struct _RsnInputSelector {
GstElement element;
GstPad *srcpad;
GstPad *active_sinkpad;
guint n_pads;
guint padcount;
gboolean sync_streams;
RsnInputSelectorSyncMode sync_mode;
gboolean cache_buffers;
GMutex lock;
GCond cond;
gboolean blocked;
gboolean flushing;
};
struct _RsnInputSelectorClass {
GstElementClass parent_class;
gint64 (*block) (RsnInputSelector *self);
};
G_GNUC_INTERNAL GType gst_input_selector_get_type (void);
G_END_DECLS
#endif /* __GST_INPUT_SELECTOR_H__ */