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/*****************************************************************************
* va_surface_internal.h: libavcodec Generic Video Acceleration helpers
*****************************************************************************
* Copyright (C) 2009 Geoffroy Couprie
* Copyright (C) 2009 Laurent Aimar
* Copyright (C) 2015 Steve Lhomme
*
* Authors: Geoffroy Couprie <geal@videolan.org>
* Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
* Steve Lhomme <robux4@gmail.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifndef AVCODEC_VA_SURFACE_INTERNAL_H
#define AVCODEC_VA_SURFACE_INTERNAL_H
#include "va_surface.h"
#include <libavcodec/avcodec.h>
#include "va.h"
#include <stdatomic.h>
/* */
typedef struct vlc_va_surface_t vlc_va_surface_t;
#define MAX_SURFACE_COUNT (64)
typedef struct
{
/* */
unsigned surface_count;
int surface_width;
int surface_height;
struct va_pic_context *surface[MAX_SURFACE_COUNT];
int (*pf_create_device)(vlc_va_t *);
void (*pf_destroy_device)(vlc_va_t *);
int (*pf_create_device_manager)(vlc_va_t *);
void (*pf_destroy_device_manager)(vlc_va_t *);
int (*pf_create_video_service)(vlc_va_t *);
void (*pf_destroy_video_service)(vlc_va_t *);
/**
* Create the DirectX surfaces in hw_surface and the decoder in decoder
*/
int (*pf_create_decoder_surfaces)(vlc_va_t *, int codec_id,
const video_format_t *fmt,
unsigned surface_count);
/**
* Destroy resources allocated with the surfaces and the associated decoder
*/
void (*pf_destroy_surfaces)(vlc_va_t *);
/**
* Set the avcodec hw context after the decoder is created
*/
void (*pf_setup_avcodec_ctx)(vlc_va_t *);
/**
* Create a new context for the surface being acquired
*/
struct va_pic_context* (*pf_new_surface_context)(vlc_va_t *, int surface_index);
} va_pool_t;
int va_pool_Open(vlc_va_t *, va_pool_t *);
void va_pool_Close(vlc_va_t *va, va_pool_t *);
int va_pool_SetupDecoder(vlc_va_t *, va_pool_t *, const AVCodecContext *, unsigned count, int surface_width, int surface_height);
int va_pool_SetupSurfaces(vlc_va_t *, va_pool_t *, unsigned count);
int va_pool_Get(va_pool_t *, picture_t *);
void va_surface_AddRef(vlc_va_surface_t *surface);
void va_surface_Release(vlc_va_surface_t *surface);
#endif /* AVCODEC_VA_SURFACE_INTERNAL_H */
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