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FFmpeg/libavcodec/dxva2_internal.h

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/*
* DXVA2 HW acceleration
*
* copyright (c) 2010 Laurent Aimar
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_DXVA2_INTERNAL_H
#define AVCODEC_DXVA2_INTERNAL_H
#define COBJMACROS
#include "config.h"
/* define the proper COM entries before forcing desktop APIs */
#include <objbase.h>
#if CONFIG_DXVA2
#include "dxva2.h"
#include "libavutil/hwcontext_dxva2.h"
#endif
#if CONFIG_D3D11VA
#include "d3d11va.h"
#include "libavutil/hwcontext_d3d11va.h"
#endif
#if HAVE_DXVA_H
/* When targeting WINAPI_FAMILY_PHONE_APP or WINAPI_FAMILY_APP, dxva.h
* defines nothing. Force the struct definitions to be visible. */
#undef WINAPI_FAMILY
#define WINAPI_FAMILY WINAPI_FAMILY_DESKTOP_APP
#undef _CRT_BUILD_DESKTOP_APP
#define _CRT_BUILD_DESKTOP_APP 0
#include <dxva.h>
#endif
#include "libavutil/hwcontext.h"
#include "avcodec.h"
#include "internal.h"
typedef void DECODER_BUFFER_DESC;
typedef union {
#if CONFIG_D3D11VA
struct AVD3D11VAContext d3d11va;
#endif
#if CONFIG_DXVA2
struct dxva_context dxva2;
#endif
} AVDXVAContext;
typedef struct FFDXVASharedContext {
AVBufferRef *decoder_ref;
// FF_DXVA2_WORKAROUND_* flags
uint64_t workaround;
// E.g. AV_PIX_FMT_D3D11 (same as AVCodecContext.pix_fmt, except during init)
enum AVPixelFormat pix_fmt;
AVHWDeviceContext *device_ctx;
#if CONFIG_D3D11VA
ID3D11VideoDecoder *d3d11_decoder;
D3D11_VIDEO_DECODER_CONFIG d3d11_config;
ID3D11VideoDecoderOutputView **d3d11_views;
int nb_d3d11_views;
ID3D11Texture2D *d3d11_texture;
#endif
#if CONFIG_DXVA2
IDirectXVideoDecoder *dxva2_decoder;
IDirectXVideoDecoderService *dxva2_service;
DXVA2_ConfigPictureDecode dxva2_config;
#endif
// Legacy (but used by code outside of setup)
// In generic mode, DXVA_CONTEXT() will return a pointer to this.
AVDXVAContext ctx;
} FFDXVASharedContext;
#define DXVA_SHARED_CONTEXT(avctx) ((FFDXVASharedContext *)((avctx)->internal->hwaccel_priv_data))
#define DXVA_CONTEXT(avctx) (AVDXVAContext *)((avctx)->hwaccel_context ? (avctx)->hwaccel_context : (&(DXVA_SHARED_CONTEXT(avctx)->ctx)))
#define D3D11VA_CONTEXT(ctx) (&ctx->d3d11va)
#define DXVA2_CONTEXT(ctx) (&ctx->dxva2)
#if CONFIG_D3D11VA && CONFIG_DXVA2
#define DXVA_CONTEXT_WORKAROUND(avctx, ctx) (ff_dxva2_is_d3d11(avctx) ? ctx->d3d11va.workaround : ctx->dxva2.workaround)
#define DXVA_CONTEXT_COUNT(avctx, ctx) (ff_dxva2_is_d3d11(avctx) ? ctx->d3d11va.surface_count : ctx->dxva2.surface_count)
#define DXVA_CONTEXT_DECODER(avctx, ctx) (ff_dxva2_is_d3d11(avctx) ? ctx->d3d11va.decoder : ctx->dxva2.decoder)
#define DXVA_CONTEXT_REPORT_ID(avctx, ctx) (*(ff_dxva2_is_d3d11(avctx) ? &ctx->d3d11va.report_id : &ctx->dxva2.report_id))
#define DXVA_CONTEXT_CFG(avctx, ctx) (ff_dxva2_is_d3d11(avctx) ? ctx->d3d11va.cfg : ctx->dxva2.cfg)
#define DXVA_CONTEXT_CFG_BITSTREAM(avctx, ctx) (ff_dxva2_is_d3d11(avctx) ? ctx->d3d11va.cfg->ConfigBitstreamRaw : ctx->dxva2.cfg->ConfigBitstreamRaw)
#define DXVA_CONTEXT_CFG_INTRARESID(avctx, ctx) (ff_dxva2_is_d3d11(avctx) ? ctx->d3d11va.cfg->ConfigIntraResidUnsigned : ctx->dxva2.cfg->ConfigIntraResidUnsigned)
#define DXVA_CONTEXT_CFG_RESIDACCEL(avctx, ctx) (ff_dxva2_is_d3d11(avctx) ? ctx->d3d11va.cfg->ConfigResidDiffAccelerator : ctx->dxva2.cfg->ConfigResidDiffAccelerator)
#define DXVA_CONTEXT_VALID(avctx, ctx) (DXVA_CONTEXT_DECODER(avctx, ctx) && \
DXVA_CONTEXT_CFG(avctx, ctx) && \
(ff_dxva2_is_d3d11(avctx) || ctx->dxva2.surface_count))
#elif CONFIG_DXVA2
#define DXVA_CONTEXT_WORKAROUND(avctx, ctx) (ctx->dxva2.workaround)
#define DXVA_CONTEXT_COUNT(avctx, ctx) (ctx->dxva2.surface_count)
#define DXVA_CONTEXT_DECODER(avctx, ctx) (ctx->dxva2.decoder)
#define DXVA_CONTEXT_REPORT_ID(avctx, ctx) (*(&ctx->dxva2.report_id))
#define DXVA_CONTEXT_CFG(avctx, ctx) (ctx->dxva2.cfg)
#define DXVA_CONTEXT_CFG_BITSTREAM(avctx, ctx) (ctx->dxva2.cfg->ConfigBitstreamRaw)
#define DXVA_CONTEXT_CFG_INTRARESID(avctx, ctx) (ctx->dxva2.cfg->ConfigIntraResidUnsigned)
#define DXVA_CONTEXT_CFG_RESIDACCEL(avctx, ctx) (ctx->dxva2.cfg->ConfigResidDiffAccelerator)
#define DXVA_CONTEXT_VALID(avctx, ctx) (ctx->dxva2.decoder && ctx->dxva2.cfg && ctx->dxva2.surface_count)
#elif CONFIG_D3D11VA
#define DXVA_CONTEXT_WORKAROUND(avctx, ctx) (ctx->d3d11va.workaround)
#define DXVA_CONTEXT_COUNT(avctx, ctx) (ctx->d3d11va.surface_count)
#define DXVA_CONTEXT_DECODER(avctx, ctx) (ctx->d3d11va.decoder)
#define DXVA_CONTEXT_REPORT_ID(avctx, ctx) (*(&ctx->d3d11va.report_id))
#define DXVA_CONTEXT_CFG(avctx, ctx) (ctx->d3d11va.cfg)
#define DXVA_CONTEXT_CFG_BITSTREAM(avctx, ctx) (ctx->d3d11va.cfg->ConfigBitstreamRaw)
#define DXVA_CONTEXT_CFG_INTRARESID(avctx, ctx) (ctx->d3d11va.cfg->ConfigIntraResidUnsigned)
#define DXVA_CONTEXT_CFG_RESIDACCEL(avctx, ctx) (ctx->d3d11va.cfg->ConfigResidDiffAccelerator)
#define DXVA_CONTEXT_VALID(avctx, ctx) (ctx->d3d11va.decoder && ctx->d3d11va.cfg)
#endif
unsigned ff_dxva2_get_surface_index(const AVCodecContext *avctx,
const AVDXVAContext *,
const AVFrame *frame);
int ff_dxva2_commit_buffer(AVCodecContext *, AVDXVAContext *,
DECODER_BUFFER_DESC *,
unsigned type, const void *data, unsigned size,
unsigned mb_count);
int ff_dxva2_common_end_frame(AVCodecContext *, AVFrame *,
const void *pp, unsigned pp_size,
const void *qm, unsigned qm_size,
int (*commit_bs_si)(AVCodecContext *,
DECODER_BUFFER_DESC *bs,
DECODER_BUFFER_DESC *slice));
int ff_dxva2_decode_init(AVCodecContext *avctx);
int ff_dxva2_decode_uninit(AVCodecContext *avctx);
int ff_dxva2_is_d3d11(const AVCodecContext *avctx);
#endif /* AVCODEC_DXVA2_INTERNAL_H */