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/*
* DXVA2 HW acceleration
*
* copyright (c) 2010 Laurent Aimar
*
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; 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"
#include "config_components.h"
/* define the proper COM entries before forcing desktop APIs */
#include <objbase.h>
#define FF_DXVA2_WORKAROUND_SCALING_LIST_ZIGZAG 1 ///< Work around for DXVA2/Direct3D11 and old UVD/UVD+ ATI video cards
#define FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO 2 ///< Work around for DXVA2/Direct3D11 and old Intel GPUs with ClearVideo interface
#if CONFIG_DXVA2
#include "dxva2.h"
#include "libavutil/hwcontext_dxva2.h"
#define DXVA2_VAR(ctx, var) ctx->dxva2.var
#else
#define DXVA2_VAR(ctx, var) 0
#endif
#if CONFIG_D3D11VA
#include "d3d11va.h"
#include "libavutil/hwcontext_d3d11va.h"
#define D3D11VA_VAR(ctx, var) ctx->d3d11va.var
#else
#define D3D11VA_VAR(ctx, var) 0
#endif
#if CONFIG_D3D12VA
#include "d3d12va_decode.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
#if CONFIG_D3D12VA
struct D3D12VADecodeContext d3d12va;
#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)
#define DXVA2_CONTEXT_VAR(avctx, ctx, var) (avctx->pix_fmt == AV_PIX_FMT_D3D12 ? 0 : (ff_dxva2_is_d3d11(avctx) ? D3D11VA_VAR(ctx, var) : DXVA2_VAR(ctx, var)))
#define DXVA_CONTEXT_REPORT_ID(avctx, ctx) (*ff_dxva2_get_report_id(avctx, ctx))
#define DXVA_CONTEXT_WORKAROUND(avctx, ctx) DXVA2_CONTEXT_VAR(avctx, ctx, workaround)
#define DXVA_CONTEXT_COUNT(avctx, ctx) DXVA2_CONTEXT_VAR(avctx, ctx, surface_count)
#define DXVA_CONTEXT_DECODER(avctx, ctx) (avctx->pix_fmt == AV_PIX_FMT_D3D12 ? 0 : (ff_dxva2_is_d3d11(avctx) ? (void *)D3D11VA_VAR(ctx, decoder) : (void *)DXVA2_VAR(ctx, decoder)))
#define DXVA_CONTEXT_CFG(avctx, ctx) (avctx->pix_fmt == AV_PIX_FMT_D3D12 ? 0 : (ff_dxva2_is_d3d11(avctx) ? (void *)D3D11VA_VAR(ctx, cfg) : (void *)DXVA2_VAR(ctx, cfg)))
#define DXVA_CONTEXT_CFG_BITSTREAM(avctx, ctx) DXVA2_CONTEXT_VAR(avctx, ctx, cfg->ConfigBitstreamRaw)
#define DXVA_CONTEXT_CFG_INTRARESID(avctx, ctx) DXVA2_CONTEXT_VAR(avctx, ctx, cfg->ConfigIntraResidUnsigned)
#define DXVA_CONTEXT_CFG_RESIDACCEL(avctx, ctx) DXVA2_CONTEXT_VAR(avctx, ctx, cfg->ConfigResidDiffAccelerator)
#define DXVA_CONTEXT_VALID(avctx, ctx) (DXVA_CONTEXT_DECODER(avctx, ctx) && \
DXVA_CONTEXT_CFG(avctx, ctx) && \
(ff_dxva2_is_d3d11(avctx) || DXVA2_VAR(ctx, surface_count)))
#if CONFIG_D3D12VA
unsigned ff_d3d12va_get_surface_index(const AVCodecContext *avctx,
D3D12VADecodeContext *ctx, const AVFrame *frame,
int curr);
#endif
unsigned ff_dxva2_get_surface_index(const AVCodecContext *avctx,
AVDXVAContext *, const AVFrame *frame, int curr);
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_common_frame_params(AVCodecContext *avctx,
AVBufferRef *hw_frames_ctx);
int ff_dxva2_is_d3d11(const AVCodecContext *avctx);
unsigned *ff_dxva2_get_report_id(const AVCodecContext *avctx, AVDXVAContext *ctx);
void ff_dxva2_h264_fill_picture_parameters(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PicParams_H264 *pp);
void ff_dxva2_h264_fill_scaling_lists(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_Qmatrix_H264 *qm);
void ff_dxva2_hevc_fill_picture_parameters(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PicParams_HEVC *pp);
void ff_dxva2_hevc_fill_scaling_lists(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_Qmatrix_HEVC *qm);
int ff_dxva2_vp9_fill_picture_parameters(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PicParams_VP9 *pp);
#if CONFIG_AV1_D3D12VA_HWACCEL || CONFIG_AV1_D3D11VA_HWACCEL || CONFIG_AV1_D3D11VA2_HWACCEL || CONFIG_AV1_DXVA2_HWACCEL
int ff_dxva2_av1_fill_picture_parameters(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PicParams_AV1 *pp);
#endif
void ff_dxva2_mpeg2_fill_picture_parameters(AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PictureParameters *pp);
void ff_dxva2_mpeg2_fill_quantization_matrices(AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_QmatrixData *qm);
void ff_dxva2_mpeg2_fill_slice(AVCodecContext *avctx, DXVA_SliceInfo *slice, unsigned position, const uint8_t *buffer, unsigned size);
void ff_dxva2_vc1_fill_picture_parameters(AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PictureParameters *pp);
void ff_dxva2_vc1_fill_slice(AVCodecContext *avctx, DXVA_SliceInfo *slice, unsigned position, unsigned size);
#endif /* AVCODEC_DXVA2_INTERNAL_H */
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