gstreamer/plugins/elements/gstidentity.h
Nicolas Dufresne 2cc5c539a3 identity: Add a drop-allocation property
When enabled, this property will make the allocation query fail. This is
the same as one could have done using a tee before the tee started
implementing the allocation query.

https://bugzilla.gnome.org/show_bug.cgi?id=730758
2017-09-06 10:03:20 -04:00

95 lines
2.6 KiB
C

/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gstidentity.h:
*
* 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_IDENTITY_H__
#define __GST_IDENTITY_H__
#include <gst/gst.h>
#include <gst/base/gstbasetransform.h>
G_BEGIN_DECLS
#define GST_TYPE_IDENTITY \
(gst_identity_get_type())
#define GST_IDENTITY(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_IDENTITY,GstIdentity))
#define GST_IDENTITY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_IDENTITY,GstIdentityClass))
#define GST_IS_IDENTITY(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_IDENTITY))
#define GST_IS_IDENTITY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_IDENTITY))
typedef struct _GstIdentity GstIdentity;
typedef struct _GstIdentityClass GstIdentityClass;
/**
* GstIdentity:
*
* Opaque #GstIdentity data structure
*/
struct _GstIdentity {
GstBaseTransform element;
/*< private >*/
GstClockID clock_id;
gboolean flushing;
gint error_after;
gfloat drop_probability;
gint datarate;
guint sleep_time;
gboolean silent;
gboolean dump;
gboolean sync;
gboolean check_imperfect_timestamp;
gboolean check_imperfect_offset;
gboolean single_segment;
GstBufferFlags drop_buffer_flags;
GstClockTime prev_timestamp;
GstClockTime prev_duration;
guint64 prev_offset;
guint64 prev_offset_end;
gchar *last_message;
guint64 offset;
gboolean signal_handoffs;
GstClockTime upstream_latency;
GCond blocked_cond;
gboolean blocked;
GstClockTimeDiff ts_offset;
gboolean drop_allocation;
};
struct _GstIdentityClass {
GstBaseTransformClass parent_class;
/* signals */
void (*handoff) (GstElement *element, GstBuffer *buf);
};
G_GNUC_INTERNAL GType gst_identity_get_type (void);
G_END_DECLS
#endif /* __GST_IDENTITY_H__ */