gstreamer/libs/gst/base/gstadapter.h
Tim-Philipp Müller 7e2ace8618 base: GST_EXPORT -> GST_BASE_API
We need different export decorators for the different libs.
For now no actual change though, just rename before the release,
and add prelude headers to define the new decorator to GST_EXPORT.
2018-03-13 00:46:00 +00:00

151 lines
5.3 KiB
C

/* GStreamer
* Copyright (C) 2004 Benjamin Otte <otte@gnome.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.
*/
#include <gst/gst.h>
#ifndef __GST_ADAPTER_H__
#define __GST_ADAPTER_H__
#include <gst/base/base-prelude.h>
G_BEGIN_DECLS
#define GST_TYPE_ADAPTER \
(gst_adapter_get_type())
#define GST_ADAPTER(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_ADAPTER, GstAdapter))
#define GST_ADAPTER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_ADAPTER, GstAdapterClass))
#define GST_ADAPTER_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_ADAPTER, GstAdapterClass))
#define GST_IS_ADAPTER(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_ADAPTER))
#define GST_IS_ADAPTER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_ADAPTER))
/**
* GstAdapter:
*
* The opaque #GstAdapter data structure.
*/
typedef struct _GstAdapter GstAdapter;
typedef struct _GstAdapterClass GstAdapterClass;
GST_BASE_API
GType gst_adapter_get_type (void);
GST_BASE_API
GstAdapter * gst_adapter_new (void) G_GNUC_MALLOC;
GST_BASE_API
void gst_adapter_clear (GstAdapter *adapter);
GST_BASE_API
void gst_adapter_push (GstAdapter *adapter, GstBuffer* buf);
GST_BASE_API
gconstpointer gst_adapter_map (GstAdapter *adapter, gsize size);
GST_BASE_API
void gst_adapter_unmap (GstAdapter *adapter);
GST_BASE_API
void gst_adapter_copy (GstAdapter *adapter, gpointer dest,
gsize offset, gsize size);
GST_BASE_API
GBytes * gst_adapter_copy_bytes (GstAdapter *adapter,
gsize offset, gsize size);
GST_BASE_API
void gst_adapter_flush (GstAdapter *adapter, gsize flush);
GST_BASE_API
gpointer gst_adapter_take (GstAdapter *adapter, gsize nbytes);
GST_BASE_API
GstBuffer* gst_adapter_take_buffer (GstAdapter *adapter, gsize nbytes);
GST_BASE_API
GList* gst_adapter_take_list (GstAdapter *adapter, gsize nbytes);
GST_BASE_API
GstBuffer * gst_adapter_take_buffer_fast (GstAdapter *adapter, gsize nbytes);
GST_BASE_API
GstBufferList * gst_adapter_take_buffer_list (GstAdapter *adapter, gsize nbytes);
GST_BASE_API
GstBuffer* gst_adapter_get_buffer (GstAdapter *adapter, gsize nbytes);
GST_BASE_API
GList* gst_adapter_get_list (GstAdapter *adapter, gsize nbytes);
GST_BASE_API
GstBuffer * gst_adapter_get_buffer_fast (GstAdapter *adapter, gsize nbytes);
GST_BASE_API
GstBufferList * gst_adapter_get_buffer_list (GstAdapter *adapter, gsize nbytes);
GST_BASE_API
gsize gst_adapter_available (GstAdapter *adapter);
GST_BASE_API
gsize gst_adapter_available_fast (GstAdapter *adapter);
GST_BASE_API
GstClockTime gst_adapter_prev_pts (GstAdapter *adapter, guint64 *distance);
GST_BASE_API
GstClockTime gst_adapter_prev_dts (GstAdapter *adapter, guint64 *distance);
GST_BASE_API
GstClockTime gst_adapter_prev_pts_at_offset (GstAdapter * adapter, gsize offset, guint64 * distance);
GST_BASE_API
GstClockTime gst_adapter_prev_dts_at_offset (GstAdapter * adapter, gsize offset, guint64 * distance);
GST_BASE_API
guint64 gst_adapter_prev_offset (GstAdapter *adapter, guint64 *distance);
GST_BASE_API
GstClockTime gst_adapter_pts_at_discont (GstAdapter *adapter);
GST_BASE_API
GstClockTime gst_adapter_dts_at_discont (GstAdapter *adapter);
GST_BASE_API
guint64 gst_adapter_offset_at_discont (GstAdapter *adapter);
GST_BASE_API
guint64 gst_adapter_distance_from_discont (GstAdapter *adapter);
GST_BASE_API
gssize gst_adapter_masked_scan_uint32 (GstAdapter * adapter, guint32 mask,
guint32 pattern, gsize offset, gsize size);
GST_BASE_API
gssize gst_adapter_masked_scan_uint32_peek (GstAdapter * adapter, guint32 mask,
guint32 pattern, gsize offset, gsize size, guint32 * value);
#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstAdapter, gst_object_unref)
#endif
G_END_DECLS
#endif /* __GST_ADAPTER_H__ */