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/*
* Intel MediaSDK QSV encoder utility functions
*
* copyright ( c ) 2013 Yukinori Yamazoe
*
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* This file is part of FFmpeg .
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*
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* FFmpeg is free software ; you can redistribute it and / or
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* 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 .
*
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* FFmpeg is distributed in the hope that it will be useful ,
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* 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
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* License along with FFmpeg ; if not , write to the Free Software
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* Foundation , Inc . , 51 Franklin Street , Fifth Floor , Boston , MA 02110 - 1301 USA
*/
# ifndef AVCODEC_QSVENC_H
# define AVCODEC_QSVENC_H
# include <stdint.h>
# include <sys/types.h>
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# include <mfxvideo.h>
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# include "libavutil/common.h"
# include "libavutil/hwcontext.h"
# include "libavutil/hwcontext_qsv.h"
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# include "libavutil/avutil.h"
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# include "libavutil/fifo.h"
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# include "avcodec.h"
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# include "hwconfig.h"
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# include "qsv_internal.h"
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# define QSV_HAVE_EXT_VP9_TILES QSV_VERSION_ATLEAST(1, 29)
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# define QSV_HAVE_EXT_AV1_PARAM QSV_VERSION_ATLEAST(2, 5)
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# if defined(_WIN32) || defined(__CYGWIN__)
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# define QSV_HAVE_AVBR 1
# define QSV_HAVE_VCM 1
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# define QSV_HAVE_MF 0
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# define QSV_HAVE_HE QSV_VERSION_ATLEAST(2, 4)
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# else
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# define QSV_HAVE_AVBR 0
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# define QSV_HAVE_VCM 0
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# define QSV_HAVE_MF !QSV_ONEVPL
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# define QSV_HAVE_HE 0
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# endif
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# define QSV_COMMON_OPTS \
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{ " async_depth " , " Maximum processing parallelism " , OFFSET ( qsv . async_depth ) , AV_OPT_TYPE_INT , { . i64 = ASYNC_DEPTH_DEFAULT } , 1 , INT_MAX , VE } , \
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{ " preset " , NULL , OFFSET ( qsv . preset ) , AV_OPT_TYPE_INT , { . i64 = MFX_TARGETUSAGE_UNKNOWN } , MFX_TARGETUSAGE_UNKNOWN , MFX_TARGETUSAGE_BEST_SPEED , VE , . unit = " preset " } , \
{ " veryfast " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_TARGETUSAGE_BEST_SPEED } , INT_MIN , INT_MAX , VE , . unit = " preset " } , \
{ " faster " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_TARGETUSAGE_6 } , INT_MIN , INT_MAX , VE , . unit = " preset " } , \
{ " fast " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_TARGETUSAGE_5 } , INT_MIN , INT_MAX , VE , . unit = " preset " } , \
{ " medium " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_TARGETUSAGE_BALANCED } , INT_MIN , INT_MAX , VE , . unit = " preset " } , \
{ " slow " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_TARGETUSAGE_3 } , INT_MIN , INT_MAX , VE , . unit = " preset " } , \
{ " slower " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_TARGETUSAGE_2 } , INT_MIN , INT_MAX , VE , . unit = " preset " } , \
{ " veryslow " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_TARGETUSAGE_BEST_QUALITY } , INT_MIN , INT_MAX , VE , . unit = " preset " } , \
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{ " forced_idr " , " Forcing I frames as IDR frames " , OFFSET ( qsv . forced_idr ) , AV_OPT_TYPE_BOOL , { . i64 = 0 } , 0 , 1 , VE } , \
{ " low_power " , " enable low power mode(experimental: many limitations by mfx version, BRC modes, etc.) " , OFFSET ( qsv . low_power ) , AV_OPT_TYPE_BOOL , { . i64 = - 1 } , - 1 , 1 , VE } ,
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# if QSV_HAVE_HE
# define QSV_HE_OPTIONS \
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{ " dual_gfx " , " Prefer processing on both iGfx and dGfx simultaneously " , OFFSET ( qsv . dual_gfx ) , AV_OPT_TYPE_INT , { . i64 = MFX_HYPERMODE_OFF } , MFX_HYPERMODE_OFF , MFX_HYPERMODE_ADAPTIVE , VE , . unit = " dual_gfx " } , \
{ " off " , " Disable HyperEncode mode " , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_HYPERMODE_OFF } , INT_MIN , INT_MAX , VE , . unit = " dual_gfx " } , \
{ " on " , " Enable HyperEncode mode and return error if incompatible parameters during initialization " , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_HYPERMODE_ON } , INT_MIN , INT_MAX , VE , . unit = " dual_gfx " } , \
{ " adaptive " , " Enable HyperEncode mode or fallback to single GPU if incompatible parameters during initialization " , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_HYPERMODE_ADAPTIVE } , INT_MIN , INT_MAX , VE , . unit = " dual_gfx " } ,
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# endif
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# define QSV_OPTION_RDO \
{ " rdo " , " Enable rate distortion optimization " , OFFSET ( qsv . rdo ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 1 , VE } ,
# define QSV_OPTION_MAX_FRAME_SIZE \
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{ " max_frame_size " , " Maximum encoded frame size in bytes " , OFFSET ( qsv . max_frame_size ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , INT_MAX , VE } , \
{ " max_frame_size_i " , " Maximum encoded I frame size in bytes " , OFFSET ( qsv . max_frame_size_i ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , INT_MAX , VE } , \
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{ " max_frame_size_p " , " Maximum encoded P frame size in bytes " , OFFSET ( qsv . max_frame_size_p ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , INT_MAX , VE } ,
# define QSV_OPTION_MAX_SLICE_SIZE \
{ " max_slice_size " , " Maximum encoded slice size in bytes " , OFFSET ( qsv . max_slice_size ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , INT_MAX , VE } ,
# define QSV_OPTION_BITRATE_LIMIT \
{ " bitrate_limit " , " Toggle bitrate limitations " , OFFSET ( qsv . bitrate_limit ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 1 , VE } ,
# define QSV_OPTION_MBBRC \
{ " mbbrc " , " MB level bitrate control " , OFFSET ( qsv . mbbrc ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 1 , VE } ,
# define QSV_OPTION_EXTBRC \
{ " extbrc " , " Extended bitrate control " , OFFSET ( qsv . extbrc ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 1 , VE } ,
# define QSV_OPTION_ADAPTIVE_I \
{ " adaptive_i " , " Adaptive I-frame placement " , OFFSET ( qsv . adaptive_i ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 1 , VE } ,
# define QSV_OPTION_ADAPTIVE_B \
{ " adaptive_b " , " Adaptive B-frame placement " , OFFSET ( qsv . adaptive_b ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 1 , VE } ,
# define QSV_OPTION_P_STRATEGY \
{ " p_strategy " , " Enable P-pyramid: 0-default 1-simple 2-pyramid(bf need to be set to 0). " , OFFSET ( qsv . p_strategy ) , AV_OPT_TYPE_INT , { . i64 = 0 } , 0 , 2 , VE } ,
# define QSV_OPTION_B_STRATEGY \
{ " b_strategy " , " Strategy to choose between I/P/B-frames " , OFFSET ( qsv . b_strategy ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 1 , VE } ,
# define QSV_OPTION_DBLK_IDC \
{ " dblk_idc " , " This option disable deblocking. It has value in range 0~2. " , OFFSET ( qsv . dblk_idc ) , AV_OPT_TYPE_INT , { . i64 = 0 } , 0 , 2 , VE } ,
# define QSV_OPTION_LOW_DELAY_BRC \
{ " low_delay_brc " , " Allow to strictly obey avg frame size " , OFFSET ( qsv . low_delay_brc ) , AV_OPT_TYPE_BOOL , { . i64 = - 1 } , - 1 , 1 , VE } ,
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# define QSV_OPTION_MAX_MIN_QP \
{ " max_qp_i " , " Maximum video quantizer scale for I frame " , OFFSET ( qsv . max_qp_i ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 51 , VE } , \
{ " min_qp_i " , " Minimum video quantizer scale for I frame " , OFFSET ( qsv . min_qp_i ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 51 , VE } , \
{ " max_qp_p " , " Maximum video quantizer scale for P frame " , OFFSET ( qsv . max_qp_p ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 51 , VE } , \
{ " min_qp_p " , " Minimum video quantizer scale for P frame " , OFFSET ( qsv . min_qp_p ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 51 , VE } , \
{ " max_qp_b " , " Maximum video quantizer scale for B frame " , OFFSET ( qsv . max_qp_b ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 51 , VE } , \
{ " min_qp_b " , " Minimum video quantizer scale for B frame " , OFFSET ( qsv . min_qp_b ) , AV_OPT_TYPE_INT , { . i64 = - 1 } , - 1 , 51 , VE } ,
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# define QSV_OPTION_SCENARIO \
{ " scenario " , " A hint to encoder about the scenario for the encoding session " , OFFSET ( qsv . scenario ) , AV_OPT_TYPE_INT , { . i64 = MFX_SCENARIO_UNKNOWN } , \
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MFX_SCENARIO_UNKNOWN , MFX_SCENARIO_REMOTE_GAMING , VE , . unit = " scenario " } , \
{ " unknown " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SCENARIO_UNKNOWN } , . flags = VE , . unit = " scenario " } , \
{ " displayremoting " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SCENARIO_DISPLAY_REMOTING } , . flags = VE , . unit = " scenario " } , \
{ " videoconference " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SCENARIO_VIDEO_CONFERENCE } , . flags = VE , . unit = " scenario " } , \
{ " archive " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SCENARIO_ARCHIVE } , . flags = VE , . unit = " scenario " } , \
{ " livestreaming " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SCENARIO_LIVE_STREAMING } , . flags = VE , . unit = " scenario " } , \
{ " cameracapture " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SCENARIO_CAMERA_CAPTURE } , . flags = VE , . unit = " scenario " } , \
{ " videosurveillance " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SCENARIO_VIDEO_SURVEILLANCE } , . flags = VE , . unit = " scenario " } , \
{ " gamestreaming " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SCENARIO_GAME_STREAMING } , . flags = VE , . unit = " scenario " } , \
{ " remotegaming " , NULL , 0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SCENARIO_REMOTE_GAMING } , . flags = VE , . unit = " scenario " } ,
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# define QSV_OPTION_AVBR \
{ " avbr_accuracy " , " Accuracy of the AVBR ratecontrol (unit of tenth of percent) " , OFFSET ( qsv . avbr_accuracy ) , AV_OPT_TYPE_INT , { . i64 = 0 } , 0 , UINT16_MAX , VE } , \
{ " avbr_convergence " , " Convergence of the AVBR ratecontrol (unit of 100 frames) " , OFFSET ( qsv . avbr_convergence ) , AV_OPT_TYPE_INT , { . i64 = 0 } , 0 , UINT16_MAX , VE } ,
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# define QSV_OPTION_SKIP_FRAME \
{ " skip_frame " , " Allow frame skipping " , OFFSET ( qsv . skip_frame ) , AV_OPT_TYPE_INT , { . i64 = MFX_SKIPFRAME_NO_SKIP } , \
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MFX_SKIPFRAME_NO_SKIP , MFX_SKIPFRAME_BRC_ONLY , VE , . unit = " skip_frame " } , \
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{ " no_skip " , " Frame skipping is disabled " , \
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0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SKIPFRAME_NO_SKIP } , . flags = VE , . unit = " skip_frame " } , \
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{ " insert_dummy " , " Encoder inserts into bitstream frame where all macroblocks are encoded as skipped " , \
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0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SKIPFRAME_INSERT_DUMMY } , . flags = VE , . unit = " skip_frame " } , \
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{ " insert_nothing " , " Encoder inserts nothing into bitstream " , \
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0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SKIPFRAME_INSERT_NOTHING } , . flags = VE , . unit = " skip_frame " } , \
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{ " brc_only " , " skip_frame metadata indicates the number of missed frames before the current frame " , \
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0 , AV_OPT_TYPE_CONST , { . i64 = MFX_SKIPFRAME_BRC_ONLY } , . flags = VE , . unit = " skip_frame " } ,
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extern const AVCodecHWConfigInternal * const ff_qsv_enc_hw_configs [ ] ;
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typedef int SetEncodeCtrlCB ( AVCodecContext * avctx ,
const AVFrame * frame , mfxEncodeCtrl * enc_ctrl ) ;
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typedef struct QSVEncContext {
AVCodecContext * avctx ;
QSVFrame * work_frames ;
mfxSession session ;
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QSVSession internal_qs ;
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int packet_size ;
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int width_align ;
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int height_align ;
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mfxVideoParam param ;
mfxFrameAllocRequest req ;
mfxExtCodingOption extco ;
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mfxExtCodingOption2 extco2 ;
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mfxExtCodingOption3 extco3 ;
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# if QSV_HAVE_MF
mfxExtMultiFrameParam extmfp ;
mfxExtMultiFrameControl extmfc ;
# endif
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mfxExtHEVCTiles exthevctiles ;
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mfxExtVP9Param extvp9param ;
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# if QSV_HAVE_EXT_AV1_PARAM
mfxExtAV1TileParam extav1tileparam ;
mfxExtAV1BitstreamParam extav1bsparam ;
# endif
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# if QSV_HAVE_HE
mfxExtHyperModeParam exthypermodeparam ;
# endif
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# if QSV_HAVE_OPAQUE
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mfxExtOpaqueSurfaceAlloc opaque_alloc ;
mfxFrameSurface1 * * opaque_surfaces ;
AVBufferRef * opaque_alloc_buf ;
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# endif
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mfxExtVideoSignalInfo extvsi ;
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mfxExtBuffer * extparam_internal [ 5 + ( QSV_HAVE_MF * 2 ) + ( QSV_HAVE_EXT_AV1_PARAM * 2 ) + QSV_HAVE_HE ] ;
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int nb_extparam_internal ;
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mfxExtBuffer * * extparam ;
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AVFifo * async_fifo ;
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QSVFramesContext frames_ctx ;
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mfxVersion ver ;
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int hevc_vps ;
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// options set by the caller
int async_depth ;
int idr_interval ;
int profile ;
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int tier ;
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int preset ;
int avbr_accuracy ;
int avbr_convergence ;
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int pic_timing_sei ;
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int look_ahead ;
int look_ahead_depth ;
int look_ahead_downsampling ;
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int vcm ;
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int rdo ;
int max_frame_size ;
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int max_frame_size_i ;
int max_frame_size_p ;
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int max_slice_size ;
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int dblk_idc ;
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int scenario ;
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int tile_cols ;
int tile_rows ;
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int aud ;
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int single_sei_nal_unit ;
int max_dec_frame_buffering ;
int bitrate_limit ;
int mbbrc ;
int extbrc ;
int adaptive_i ;
int adaptive_b ;
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int b_strategy ;
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int p_strategy ;
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int cavlc ;
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int int_ref_type ;
int int_ref_cycle_size ;
int int_ref_qp_delta ;
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int int_ref_cycle_dist ;
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int recovery_point_sei ;
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int repeat_pps ;
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int low_power ;
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int gpb ;
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int transform_skip ;
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int a53_cc ;
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# if QSV_HAVE_MF
int mfmode ;
# endif
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char * load_plugins ;
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SetEncodeCtrlCB * set_encode_ctrl_cb ;
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int forced_idr ;
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int low_delay_brc ;
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int co2_idx ;
int co3_idx ;
int exthevctiles_idx ;
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int exthypermodeparam_idx ;
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int vp9_idx ;
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int max_qp_i ;
int min_qp_i ;
int max_qp_p ;
int min_qp_p ;
int max_qp_b ;
int min_qp_b ;
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// These are used for qp reset
int old_global_quality ;
float old_i_quant_factor ;
float old_i_quant_offset ;
float old_b_quant_factor ;
float old_b_quant_offset ;
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// This is used for max_frame_size reset
int old_max_frame_size ;
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// This is used for gop reset
int old_gop_size ;
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// These are used for intra refresh reset
int old_int_ref_type ;
int old_int_ref_cycle_size ;
int old_int_ref_qp_delta ;
int old_int_ref_cycle_dist ;
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// These are used for max/min qp reset;
int old_qmax ;
int old_qmin ;
int old_max_qp_i ;
int old_min_qp_i ;
int old_max_qp_p ;
int old_min_qp_p ;
int old_max_qp_b ;
int old_min_qp_b ;
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// This is used for low_delay_brc reset
int old_low_delay_brc ;
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// This is used for framerate reset
AVRational old_framerate ;
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// These are used for bitrate control reset
int old_bit_rate ;
int old_rc_buffer_size ;
int old_rc_initial_buffer_occupancy ;
int old_rc_max_rate ;
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// This is used for SEI Timing reset
int old_pic_timing_sei ;
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int skip_frame ;
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// This is used for Hyper Encode
int dual_gfx ;
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} QSVEncContext ;
int ff_qsv_enc_init ( AVCodecContext * avctx , QSVEncContext * q ) ;
int ff_qsv_encode ( AVCodecContext * avctx , QSVEncContext * q ,
AVPacket * pkt , const AVFrame * frame , int * got_packet ) ;
int ff_qsv_enc_close ( AVCodecContext * avctx , QSVEncContext * q ) ;
# endif /* AVCODEC_QSVENC_H */