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/*
* Copyright (C) 2008 Julian Scheel
*
* This file is part of xine, a free video player.
*
* xine is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* xine 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
* dpb.h: Decoder Picture Buffer
*/
#ifndef DPB_H_
#define DPB_H_
#define MAX_DPB_SIZE 16
#include "nal.h"
#include <xine/video_out.h>
struct decoded_picture {
VdpVideoSurface surface;
vo_frame_t *img; /* this is the image we block, to make sure
* the surface is not double-used */
struct nal_unit *nal;
uint8_t used_for_reference;
uint8_t top_is_reference;
uint8_t bottom_is_reference;
uint8_t delayed_output;
struct decoded_picture *next;
};
/* Decoded Picture Buffer */
struct dpb {
struct decoded_picture *pictures;
uint32_t num_ref_frames;
uint32_t used;
};
struct decoded_picture* init_decoded_picture(struct nal_unit *src_nal,
VdpVideoSurface surface, vo_frame_t *img);
void free_decoded_picture(struct decoded_picture *pic);
struct decoded_picture* dpb_get_next_out_picture(struct dpb *dpb, int do_flush);
struct decoded_picture* dpb_get_picture(struct dpb *dpb, uint32_t picnum);
struct decoded_picture* dpb_get_picture_by_ltpn(struct dpb *dpb, uint32_t longterm_picnum);
struct decoded_picture* dpb_get_picture_by_ltidx(struct dpb *dpb, uint32_t longterm_idx);
int dpb_set_unused_ref_picture(struct dpb *dpb, uint32_t picnum);
int dpb_set_unused_ref_picture_a(struct dpb *dpb, struct decoded_picture *refpic);
int dpb_set_unused_ref_picture_byltpn(struct dpb *dpb, uint32_t longterm_picnum);
int dpb_set_unused_ref_picture_bylidx(struct dpb *dpb, uint32_t longterm_idx);
int dpb_set_unused_ref_picture_lidx_gt(struct dpb *dpb, uint32_t longterm_idx);
int dpb_set_output_picture(struct dpb *dpb, struct decoded_picture *outpic);
int dpb_remove_picture(struct dpb *dpb, struct decoded_picture *rempic);
int dpb_add_picture(struct dpb *dpb, struct decoded_picture *pic, uint32_t num_ref_frames);
int dpb_flush(struct dpb *dpb);
void dpb_free_all( struct dpb *dpb );
void dpb_clear_all_pts( struct dpb *dpb );
int fill_vdpau_reference_list(struct dpb *dpb, VdpReferenceFrameH264 *reflist);
#endif /* DPB_H_ */
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