gstreamer/sys/vdpau/h264/gsth264dpb.h

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/* GStreamer
*
* Copyright (C) 2009 Carl-Anton Ingmarsson <ca.ingmarsson@gmail.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.
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*/
#ifndef _GST_H264_DPB_H_
#define _GST_H264_DPB_H_
#include <glib-object.h>
#include <vdpau/vdpau.h>
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#include <gst/video/video.h>
#include <gst/codecparsers/gsth264meta.h>
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G_BEGIN_DECLS
#define MAX_DPB_SIZE 16
#define GST_TYPE_H264_DPB (gst_h264_dpb_get_type ())
#define GST_H264_DPB(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_H264_DPB, GstH264DPB))
#define GST_H264_DPB_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_H264_DPB, GstH264DPBClass))
#define GST_IS_H264_DPB(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_H264_DPB))
#define GST_IS_H264_DPB_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_H264_DPB))
#define GST_H264_DPB_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_H264_DPB, GstH264DPBClass))
typedef struct _GstH264DPB GstH264DPB;
typedef struct _GstH264DPBClass GstH264DPBClass;
typedef struct _GstH264Frame
{
GstVideoCodecFrame *frame;
guint poc;
guint16 frame_idx;
gboolean is_reference;
gboolean is_long_term;
gboolean output_needed;
} GstH264Frame;
typedef GstFlowReturn (*GstH264DPBOutputFunc) (GstH264DPB *dpb, GstH264Frame *h264_frame, gpointer user_data);
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struct _GstH264DPB
{
GObject parent_instance;
/* private */
GstH264Frame *frames[MAX_DPB_SIZE];
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guint n_frames;
guint max_frames;
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gint max_longterm_frame_idx;
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GstH264DPBOutputFunc output;
gpointer user_data;
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};
struct _GstH264DPBClass
{
GObjectClass parent_class;
};
void
gst_h264_dpb_fill_reference_frames (GstH264DPB *dpb, VdpReferenceFrameH264 reference_frames[16]);
gboolean gst_h264_dpb_add (GstH264DPB *dpb, GstH264Frame *h264_frame);
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void gst_h264_dpb_flush (GstH264DPB *dpb, gboolean output);
void gst_h264_dpb_mark_sliding (GstH264DPB *dpb);
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void gst_h264_dpb_mark_long_term_unused (GstH264DPB *dpb, guint16 long_term_pic_num);
void gst_h264_dpb_mark_short_term_unused (GstH264DPB *dpb, guint16 pic_num);
void gst_h264_dpb_mark_all_unused (GstH264DPB *dpb);
void gst_h264_dpb_mark_long_term (GstH264DPB *dpb, guint16 pic_num, guint16 long_term_frame_idx);
void gst_h264_dpb_set_output_func (GstH264DPB *dpb, GstH264DPBOutputFunc func,
gpointer user_data);
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GType gst_h264_dpb_get_type (void) G_GNUC_CONST;
G_END_DECLS
#endif /* _GST_H264_DPB_H_ */