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dxva2_internal.h (8111B)


      1 /*
      2 * DXVA2 HW acceleration
      3 *
      4 * copyright (c) 2010 Laurent Aimar
      5 *
      6 * This file is part of FFmpeg.
      7 *
      8 * FFmpeg is free software; you can redistribute it and/or
      9 * modify it under the terms of the GNU Lesser General Public
     10 * License as published by the Free Software Foundation; either
     11 * version 2.1 of the License, or (at your option) any later version.
     12 *
     13 * FFmpeg is distributed in the hope that it will be useful,
     14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
     15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     16 * Lesser General Public License for more details.
     17 *
     18 * You should have received a copy of the GNU Lesser General Public
     19 * License along with FFmpeg; if not, write to the Free Software
     20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
     21 */
     22 
     23 #ifndef AVCODEC_DXVA2_INTERNAL_H
     24 #define AVCODEC_DXVA2_INTERNAL_H
     25 
     26 #define COBJMACROS
     27 
     28 #include "config.h"
     29 #include "config_components.h"
     30 
     31 /* define the proper COM entries before forcing desktop APIs */
     32 #include <objbase.h>
     33 
     34 #define FF_DXVA2_WORKAROUND_SCALING_LIST_ZIGZAG 1 ///< Work around for DXVA2/Direct3D11 and old UVD/UVD+ ATI video cards
     35 #define FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO    2 ///< Work around for DXVA2/Direct3D11 and old Intel GPUs with ClearVideo interface
     36 
     37 #if CONFIG_DXVA2
     38 #include "dxva2.h"
     39 #include "libavutil/hwcontext_dxva2.h"
     40 #define DXVA2_VAR(ctx, var) ctx->dxva2.var
     41 #else
     42 #define DXVA2_VAR(ctx, var) 0
     43 #endif
     44 
     45 #if CONFIG_D3D11VA
     46 #include "d3d11va.h"
     47 #include "libavutil/hwcontext_d3d11va.h"
     48 #define D3D11VA_VAR(ctx, var) ctx->d3d11va.var
     49 #else
     50 #define D3D11VA_VAR(ctx, var) 0
     51 #endif
     52 
     53 #if CONFIG_D3D12VA
     54 #include "d3d12va_decode.h"
     55 #endif
     56 
     57 #if HAVE_DXVA_H
     58 /* When targeting WINAPI_FAMILY_PHONE_APP or WINAPI_FAMILY_APP, dxva.h
     59 * defines nothing. Force the struct definitions to be visible. */
     60 #undef WINAPI_FAMILY
     61 #define WINAPI_FAMILY WINAPI_FAMILY_DESKTOP_APP
     62 #undef _CRT_BUILD_DESKTOP_APP
     63 #define _CRT_BUILD_DESKTOP_APP 0
     64 #include <dxva.h>
     65 #endif
     66 
     67 #include "libavutil/hwcontext.h"
     68 #include "libavutil/mem.h"
     69 
     70 #include "avcodec.h"
     71 #include "internal.h"
     72 
     73 typedef void DECODER_BUFFER_DESC;
     74 
     75 typedef union {
     76 #if CONFIG_D3D11VA
     77    struct AVD3D11VAContext  d3d11va;
     78 #endif
     79 #if CONFIG_DXVA2
     80    struct dxva_context      dxva2;
     81 #endif
     82 #if CONFIG_D3D12VA
     83    struct D3D12VADecodeContext d3d12va;
     84 #endif
     85 } AVDXVAContext;
     86 
     87 typedef struct FFDXVASharedContext {
     88    AVBufferRef *decoder_ref;
     89 
     90    // FF_DXVA2_WORKAROUND_* flags
     91    uint64_t workaround;
     92 
     93    // E.g. AV_PIX_FMT_D3D11 (same as AVCodecContext.pix_fmt, except during init)
     94    enum AVPixelFormat pix_fmt;
     95 
     96    AVHWDeviceContext *device_ctx;
     97 
     98 #if CONFIG_D3D11VA
     99    ID3D11VideoDecoder             *d3d11_decoder;
    100    D3D11_VIDEO_DECODER_CONFIG      d3d11_config;
    101    ID3D11VideoDecoderOutputView  **d3d11_views;
    102    int                          nb_d3d11_views;
    103    ID3D11Texture2D                *d3d11_texture;
    104 #endif
    105 
    106 #if CONFIG_DXVA2
    107    IDirectXVideoDecoder           *dxva2_decoder;
    108    IDirectXVideoDecoderService    *dxva2_service;
    109    DXVA2_ConfigPictureDecode       dxva2_config;
    110 #endif
    111 
    112    // Legacy (but used by code outside of setup)
    113    // In generic mode, DXVA_CONTEXT() will return a pointer to this.
    114    AVDXVAContext ctx;
    115 } FFDXVASharedContext;
    116 
    117 #define DXVA_SHARED_CONTEXT(avctx) ((FFDXVASharedContext *)((avctx)->internal->hwaccel_priv_data))
    118 
    119 #define DXVA_CONTEXT(avctx) (AVDXVAContext *)((avctx)->hwaccel_context ? (avctx)->hwaccel_context : (&(DXVA_SHARED_CONTEXT(avctx)->ctx)))
    120 
    121 #define D3D11VA_CONTEXT(ctx) (&ctx->d3d11va)
    122 #define DXVA2_CONTEXT(ctx)   (&ctx->dxva2)
    123 
    124 #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)))
    125 
    126 #define DXVA_CONTEXT_REPORT_ID(avctx, ctx)      (*ff_dxva2_get_report_id(avctx, ctx))
    127 #define DXVA_CONTEXT_WORKAROUND(avctx, ctx)     DXVA2_CONTEXT_VAR(avctx, ctx, workaround)
    128 #define DXVA_CONTEXT_COUNT(avctx, ctx)          DXVA2_CONTEXT_VAR(avctx, ctx, surface_count)
    129 #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)))
    130 #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)))
    131 #define DXVA_CONTEXT_CFG_BITSTREAM(avctx, ctx)  DXVA2_CONTEXT_VAR(avctx, ctx, cfg->ConfigBitstreamRaw)
    132 #define DXVA_CONTEXT_CFG_INTRARESID(avctx, ctx) DXVA2_CONTEXT_VAR(avctx, ctx, cfg->ConfigIntraResidUnsigned)
    133 #define DXVA_CONTEXT_CFG_RESIDACCEL(avctx, ctx) DXVA2_CONTEXT_VAR(avctx, ctx, cfg->ConfigResidDiffAccelerator)
    134 #define DXVA_CONTEXT_VALID(avctx, ctx)          (DXVA_CONTEXT_DECODER(avctx, ctx) && \
    135                                                 DXVA_CONTEXT_CFG(avctx, ctx)     && \
    136                                                 (ff_dxva2_is_d3d11(avctx) || DXVA2_VAR(ctx, surface_count)))
    137 
    138 #if CONFIG_D3D12VA
    139 unsigned ff_d3d12va_get_surface_index(const AVCodecContext *avctx,
    140                                      D3D12VADecodeContext *ctx, const AVFrame *frame,
    141                                      int curr);
    142 #endif
    143 
    144 unsigned ff_dxva2_get_surface_index(const AVCodecContext *avctx,
    145                                    AVDXVAContext *, const AVFrame *frame, int curr);
    146 
    147 int ff_dxva2_commit_buffer(AVCodecContext *, AVDXVAContext *,
    148                           DECODER_BUFFER_DESC *,
    149                           unsigned type, const void *data, unsigned size,
    150                           unsigned mb_count);
    151 
    152 
    153 int ff_dxva2_common_end_frame(AVCodecContext *, AVFrame *,
    154                              const void *pp, unsigned pp_size,
    155                              const void *qm, unsigned qm_size,
    156                              int (*commit_bs_si)(AVCodecContext *,
    157                                                  DECODER_BUFFER_DESC *bs,
    158                                                  DECODER_BUFFER_DESC *slice));
    159 
    160 int ff_dxva2_decode_init(AVCodecContext *avctx);
    161 
    162 int ff_dxva2_decode_uninit(AVCodecContext *avctx);
    163 
    164 int ff_dxva2_common_frame_params(AVCodecContext *avctx,
    165                                 AVBufferRef *hw_frames_ctx);
    166 
    167 int ff_dxva2_is_d3d11(const AVCodecContext *avctx);
    168 
    169 unsigned *ff_dxva2_get_report_id(const AVCodecContext *avctx, AVDXVAContext *ctx);
    170 
    171 void ff_dxva2_h264_fill_picture_parameters(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PicParams_H264 *pp);
    172 
    173 void ff_dxva2_h264_fill_scaling_lists(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_Qmatrix_H264 *qm);
    174 
    175 #if CONFIG_HEVC_D3D12VA_HWACCEL || CONFIG_HEVC_D3D11VA_HWACCEL || CONFIG_HEVC_D3D11VA2_HWACCEL || CONFIG_HEVC_DXVA2_HWACCEL
    176 void ff_dxva2_hevc_fill_picture_parameters(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PicParams_HEVC *pp);
    177 
    178 void ff_dxva2_hevc_fill_scaling_lists(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_Qmatrix_HEVC *qm);
    179 #endif
    180 
    181 #if CONFIG_VP9_D3D12VA_HWACCEL || CONFIG_VP9_D3D11VA_HWACCEL || CONFIG_VP9_D3D11VA2_HWACCEL || CONFIG_VP9_DXVA2_HWACCEL
    182 int ff_dxva2_vp9_fill_picture_parameters(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PicParams_VP9 *pp);
    183 #endif
    184 
    185 #if CONFIG_AV1_D3D12VA_HWACCEL || CONFIG_AV1_D3D11VA_HWACCEL || CONFIG_AV1_D3D11VA2_HWACCEL || CONFIG_AV1_DXVA2_HWACCEL
    186 int ff_dxva2_av1_fill_picture_parameters(const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PicParams_AV1 *pp);
    187 #endif
    188 
    189 void ff_dxva2_mpeg2_fill_picture_parameters(AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PictureParameters *pp);
    190 
    191 void ff_dxva2_mpeg2_fill_quantization_matrices(AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_QmatrixData *qm);
    192 
    193 void ff_dxva2_mpeg2_fill_slice(AVCodecContext *avctx, DXVA_SliceInfo *slice,  unsigned position, const uint8_t *buffer, unsigned size);
    194 
    195 void ff_dxva2_vc1_fill_picture_parameters(AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PictureParameters *pp);
    196 
    197 void ff_dxva2_vc1_fill_slice(AVCodecContext *avctx, DXVA_SliceInfo *slice, unsigned position, unsigned size);
    198 
    199 #endif /* AVCODEC_DXVA2_INTERNAL_H */