mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-18 15:51:11 +00:00
a1f789770d
If set, an appsink that receives an EOS will wait until all of its buffers have been processed before continuing. https://bugzilla.gnome.org/show_bug.cgi?id=756187
136 lines
4.7 KiB
C
136 lines
4.7 KiB
C
/* GStreamer
|
|
* Copyright (C) 2007 David Schleef <ds@schleef.org>
|
|
*
|
|
* 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_APP_SINK_H_
|
|
#define _GST_APP_SINK_H_
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/base/gstbasesink.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_APP_SINK \
|
|
(gst_app_sink_get_type())
|
|
#define GST_APP_SINK(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_APP_SINK,GstAppSink))
|
|
#define GST_APP_SINK_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_APP_SINK,GstAppSinkClass))
|
|
#define GST_IS_APP_SINK(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_APP_SINK))
|
|
#define GST_IS_APP_SINK_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_APP_SINK))
|
|
#define GST_APP_SINK_CAST(obj) \
|
|
((GstAppSink*)(obj))
|
|
|
|
typedef struct _GstAppSink GstAppSink;
|
|
typedef struct _GstAppSinkClass GstAppSinkClass;
|
|
typedef struct _GstAppSinkPrivate GstAppSinkPrivate;
|
|
|
|
/* FIXME 2.0: Make the instance/class struct private */
|
|
|
|
/**
|
|
* GstAppSinkCallbacks: (skip)
|
|
* @eos: Called when the end-of-stream has been reached. This callback
|
|
* is called from the streaming thread.
|
|
* @new_preroll: Called when a new preroll sample is available.
|
|
* This callback is called from the streaming thread.
|
|
* The new preroll sample can be retrieved with
|
|
* gst_app_sink_pull_preroll() either from this callback
|
|
* or from any other thread.
|
|
* @new_sample: Called when a new sample is available.
|
|
* This callback is called from the streaming thread.
|
|
* The new sample can be retrieved with
|
|
* gst_app_sink_pull_sample() either from this callback
|
|
* or from any other thread.
|
|
*
|
|
* A set of callbacks that can be installed on the appsink with
|
|
* gst_app_sink_set_callbacks().
|
|
*/
|
|
typedef struct {
|
|
void (*eos) (GstAppSink *appsink, gpointer user_data);
|
|
GstFlowReturn (*new_preroll) (GstAppSink *appsink, gpointer user_data);
|
|
GstFlowReturn (*new_sample) (GstAppSink *appsink, gpointer user_data);
|
|
|
|
/*< private >*/
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
} GstAppSinkCallbacks;
|
|
|
|
struct _GstAppSink
|
|
{
|
|
GstBaseSink basesink;
|
|
|
|
/*< private >*/
|
|
GstAppSinkPrivate *priv;
|
|
|
|
/*< private >*/
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
struct _GstAppSinkClass
|
|
{
|
|
GstBaseSinkClass basesink_class;
|
|
|
|
/* signals */
|
|
void (*eos) (GstAppSink *appsink);
|
|
GstFlowReturn (*new_preroll) (GstAppSink *appsink);
|
|
GstFlowReturn (*new_sample) (GstAppSink *appsink);
|
|
|
|
/* actions */
|
|
GstSample * (*pull_preroll) (GstAppSink *appsink);
|
|
GstSample * (*pull_sample) (GstAppSink *appsink);
|
|
|
|
/*< private >*/
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
GType gst_app_sink_get_type(void);
|
|
|
|
void gst_app_sink_set_caps (GstAppSink *appsink, const GstCaps *caps);
|
|
GstCaps * gst_app_sink_get_caps (GstAppSink *appsink);
|
|
|
|
gboolean gst_app_sink_is_eos (GstAppSink *appsink);
|
|
|
|
void gst_app_sink_set_emit_signals (GstAppSink *appsink, gboolean emit);
|
|
gboolean gst_app_sink_get_emit_signals (GstAppSink *appsink);
|
|
|
|
void gst_app_sink_set_max_buffers (GstAppSink *appsink, guint max);
|
|
guint gst_app_sink_get_max_buffers (GstAppSink *appsink);
|
|
|
|
void gst_app_sink_set_drop (GstAppSink *appsink, gboolean drop);
|
|
gboolean gst_app_sink_get_drop (GstAppSink *appsink);
|
|
|
|
void gst_app_sink_set_wait_on_eos (GstAppSink *appsink, gboolean wait);
|
|
gboolean gst_app_sink_get_wait_on_eos (GstAppSink *appsink);
|
|
|
|
GstSample * gst_app_sink_pull_preroll (GstAppSink *appsink);
|
|
GstSample * gst_app_sink_pull_sample (GstAppSink *appsink);
|
|
|
|
void gst_app_sink_set_callbacks (GstAppSink * appsink,
|
|
GstAppSinkCallbacks *callbacks,
|
|
gpointer user_data,
|
|
GDestroyNotify notify);
|
|
|
|
#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
|
|
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstAppSink, gst_object_unref)
|
|
#endif
|
|
|
|
G_END_DECLS
|
|
|
|
#endif
|
|
|