gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/codecs/gstav1picture.h

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/* GStreamer
* Copyright (C) 2020 He Junyan <junyan.he@intel.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.
*/
#ifndef __GST_AV1_PICTURE_H__
#define __GST_AV1_PICTURE_H__
#include <gst/codecs/codecs-prelude.h>
#include <gst/codecparsers/gstav1parser.h>
#include <gst/video/video.h>
G_BEGIN_DECLS
/**
* GST_TYPE_AV1_PICTURE:
*
* Since: 1.20
*/
#define GST_TYPE_AV1_PICTURE (gst_av1_picture_get_type())
/**
* GST_IS_AV1_PICTURE:
*
* Since: 1.20
*/
#define GST_IS_AV1_PICTURE(obj) (GST_IS_MINI_OBJECT_TYPE(obj, GST_TYPE_AV1_PICTURE))
/**
* GST_AV1_PICTURE:
*
* Since: 1.20
*/
#define GST_AV1_PICTURE(obj) ((GstAV1Picture *)obj)
typedef struct _GstAV1Picture GstAV1Picture;
typedef struct _GstAV1Tile GstAV1Tile;
/**
* GstAV1Tile:
*
* Since: 1.20
*/
struct _GstAV1Tile
{
GstAV1TileGroupOBU tile_group;
/* raw data and size of tile group (does not have ownership) */
GstAV1OBU obu;
};
/**
* GstAV1Picture:
*
* Since: 1.20
*/
struct _GstAV1Picture
{
/*< private >*/
GstMiniObject parent;
/* From GstVideoCodecFrame */
guint32 system_frame_number;
GstAV1FrameHeaderOBU frame_hdr;
/* from OBU header */
guint8 temporal_id;
guint8 spatial_id;
/* copied from parser */
guint32 display_frame_id;
gboolean show_frame;
gboolean showable_frame;
gboolean apply_grain;
/* decoder input state if this picture is discont point */
GstVideoCodecState *discont_state;
gpointer user_data;
GDestroyNotify notify;
};
GST_CODECS_API
GType gst_av1_picture_get_type (void);
GST_CODECS_API
GstAV1Picture * gst_av1_picture_new (void);
static inline GstAV1Picture *
gst_av1_picture_ref (GstAV1Picture * picture)
{
return (GstAV1Picture *) gst_mini_object_ref (GST_MINI_OBJECT_CAST (picture));
}
static inline void
gst_av1_picture_unref (GstAV1Picture * picture)
{
gst_mini_object_unref (GST_MINI_OBJECT_CAST (picture));
}
static inline gboolean
gst_av1_picture_replace (GstAV1Picture ** old_picture,
GstAV1Picture * new_picture)
{
return gst_mini_object_replace ((GstMiniObject **) old_picture,
(GstMiniObject *) new_picture);
}
static inline void
gst_clear_av1_picture (GstAV1Picture ** picture)
{
if (picture && *picture) {
gst_av1_picture_unref (*picture);
*picture = NULL;
}
}
GST_CODECS_API
void gst_av1_picture_set_user_data (GstAV1Picture * picture,
gpointer user_data,
GDestroyNotify notify);
GST_CODECS_API
gpointer gst_av1_picture_get_user_data (GstAV1Picture * picture);
/*******************
* GstAV1Dpb *
*******************/
typedef struct _GstAV1Dpb GstAV1Dpb;
/**
* GstAV1Dpb:
*
* Since: 1.20
*/
struct _GstAV1Dpb
{
GstAV1Picture *pic_list[GST_AV1_NUM_REF_FRAMES];
};
GST_CODECS_API
GstAV1Dpb * gst_av1_dpb_new (void);
GST_CODECS_API
void gst_av1_dpb_free (GstAV1Dpb * dpb);
GST_CODECS_API
void gst_av1_dpb_clear (GstAV1Dpb * dpb);
GST_CODECS_API
void gst_av1_dpb_add (GstAV1Dpb * dpb,
GstAV1Picture * picture);
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstAV1Picture, gst_av1_picture_unref)
G_END_DECLS
#endif /* __GST_AV1_PICTURE_H__ */