/usr/include/gstreamer-1.0/gst/gstsample.h is in libgstreamer1.0-dev 1.4.4-2+deb8u1.
This file is owned by root:root, with mode 0o644.
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gstsample.h: Header for GstSample object
*
* 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_SAMPLE_H__
#define __GST_SAMPLE_H__
#include <gst/gstbuffer.h>
#include <gst/gstcaps.h>
#include <gst/gstsegment.h>
G_BEGIN_DECLS
GST_EXPORT GType _gst_sample_type;
#define GST_TYPE_SAMPLE (_gst_sample_type)
#define GST_IS_SAMPLE(obj) (GST_IS_MINI_OBJECT_TYPE(obj, GST_TYPE_SAMPLE))
#define GST_SAMPLE_CAST(obj) ((GstSample *)obj)
#define GST_SAMPLE(obj) (GST_SAMPLE_CAST(obj))
/**
* GstSample:
*
* The opaque structure of a #GstSample. A sample contains a typed memory
* block and the associated timing information. It is mainly used to
* exchange buffers with an application.
*/
typedef struct _GstSample GstSample;
GType gst_sample_get_type (void);
/* allocation */
GstSample * gst_sample_new (GstBuffer *buffer,
GstCaps *caps,
const GstSegment *segment,
GstStructure *info);
GstBuffer * gst_sample_get_buffer (GstSample *sample);
GstCaps * gst_sample_get_caps (GstSample *sample);
GstSegment * gst_sample_get_segment (GstSample *sample);
const GstStructure * gst_sample_get_info (GstSample *sample);
/* refcounting */
/**
* gst_sample_ref:
* @sample: a #GstSample
*
* Increases the refcount of the given sample by one.
*
* Returns: (transfer full): @sample
*/
#ifdef _FOOL_GTK_DOC_
G_INLINE_FUNC GstSample * gst_sample_ref (GstSample * sample);
#endif
static inline GstSample *
gst_sample_ref (GstSample * sample)
{
return GST_SAMPLE_CAST (gst_mini_object_ref (GST_MINI_OBJECT_CAST (
sample)));
}
/**
* gst_sample_unref:
* @sample: (transfer full): a #GstSample
*
* Decreases the refcount of the sample. If the refcount reaches 0, the
* sample will be freed.
*/
#ifdef _FOOL_GTK_DOC_
G_INLINE_FUNC void gst_sample_unref (GstSample * sample);
#endif
static inline void
gst_sample_unref (GstSample * sample)
{
gst_mini_object_unref (GST_MINI_OBJECT_CAST (sample));
}
/* copy sample */
/**
* gst_sample_copy:
* @buf: a #GstSample.
*
* Create a copy of the given sample. This will also make a newly allocated
* copy of the data the source sample contains.
*
* Returns: (transfer full): a new copy of @buf.
*
* Since: 1.2
*/
#ifdef _FOOL_GTK_DOC_
G_INLINE_FUNC GstSample * gst_sample_copy (const GstSample * buf);
#endif
static inline GstSample *
gst_sample_copy (const GstSample * buf)
{
return GST_SAMPLE_CAST (gst_mini_object_copy (GST_MINI_OBJECT_CONST_CAST (buf)));
}
/**
* gst_value_set_sample:
* @v: a #GValue to receive the data
* @b: (transfer none): a #GstSample to assign to the GstValue
*
* Sets @b as the value of @v. Caller retains reference to sample.
*/
#define gst_value_set_sample(v,b) g_value_set_boxed((v),(b))
/**
* gst_value_take_sample:
* @v: a #GValue to receive the data
* @b: (transfer full): a #GstSample to assign to the GstValue
*
* Sets @b as the value of @v. Caller gives away reference to sample.
*/
#define gst_value_take_sample(v,b) g_value_take_boxed(v,(b))
/**
* gst_value_get_sample:
* @v: a #GValue to query
*
* Receives a #GstSample as the value of @v. Does not return a reference to
* the sample, so the pointer is only valid for as long as the caller owns
* a reference to @v.
*
* Returns: (transfer none): sample
*/
#define gst_value_get_sample(v) GST_SAMPLE_CAST (g_value_get_boxed(v))
G_END_DECLS
#endif /* __GST_SAMPLE_H__ */
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