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https://github.com/FFmpeg/FFmpeg.git
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332 lines
15 KiB
C
332 lines
15 KiB
C
/*
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* Intel MediaSDK QSV encoder utility functions
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*
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* copyright (c) 2013 Yukinori Yamazoe
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*
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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
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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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
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* 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
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*/
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#ifndef AVCODEC_QSVENC_H
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#define AVCODEC_QSVENC_H
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#include <stdint.h>
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#include <sys/types.h>
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#include "libavutil/common.h"
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#include "libavutil/hwcontext.h"
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#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
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#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" }, \
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{ "veryfast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, .unit = "preset" }, \
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{ "faster", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_6 }, INT_MIN, INT_MAX, VE, .unit = "preset" }, \
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{ "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_5 }, INT_MIN, INT_MAX, VE, .unit = "preset" }, \
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{ "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, .unit = "preset" }, \
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{ "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_3 }, INT_MIN, INT_MAX, VE, .unit = "preset" }, \
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{ "slower", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_2 }, INT_MIN, INT_MAX, VE, .unit = "preset" }, \
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{ "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 }, \
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{ "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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{ "qsv_params", "Set QSV encoder parameters as key1=value1:key2=value2:...", OFFSET(qsv.qsv_params), AV_OPT_TYPE_DICT, { 0 }, 0, 0, VE },
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#if QSV_HAVE_HE
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#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" }, \
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{ "off", "Disable HyperEncode mode", 0, AV_OPT_TYPE_CONST, { .i64 = MFX_HYPERMODE_OFF }, INT_MIN, INT_MAX, VE, .unit = "dual_gfx" }, \
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{ "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" }, \
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{ "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 \
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{ "rdo", "Enable rate distortion optimization", OFFSET(qsv.rdo), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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#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 }, \
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{ "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 },
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#define QSV_OPTION_MAX_SLICE_SIZE \
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{ "max_slice_size", "Maximum encoded slice size in bytes", OFFSET(qsv.max_slice_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE },
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#define QSV_OPTION_BITRATE_LIMIT \
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{ "bitrate_limit", "Toggle bitrate limitations", OFFSET(qsv.bitrate_limit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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#define QSV_OPTION_MBBRC \
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{ "mbbrc", "MB level bitrate control", OFFSET(qsv.mbbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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#define QSV_OPTION_EXTBRC \
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{ "extbrc", "Extended bitrate control", OFFSET(qsv.extbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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#define QSV_OPTION_ADAPTIVE_I \
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{ "adaptive_i", "Adaptive I-frame placement", OFFSET(qsv.adaptive_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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#define QSV_OPTION_ADAPTIVE_B \
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{ "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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#define QSV_OPTION_P_STRATEGY \
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{ "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 },
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#define QSV_OPTION_B_STRATEGY \
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{ "b_strategy", "Strategy to choose between I/P/B-frames", OFFSET(qsv.b_strategy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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#define QSV_OPTION_DBLK_IDC \
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{ "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},
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#define QSV_OPTION_LOW_DELAY_BRC \
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{ "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 \
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{ "max_qp_i", "Maximum video quantizer scale for I frame", OFFSET(qsv.max_qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE}, \
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{ "min_qp_i", "Minimum video quantizer scale for I frame", OFFSET(qsv.min_qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE}, \
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{ "max_qp_p", "Maximum video quantizer scale for P frame", OFFSET(qsv.max_qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE}, \
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{ "min_qp_p", "Minimum video quantizer scale for P frame", OFFSET(qsv.min_qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE}, \
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{ "max_qp_b", "Maximum video quantizer scale for B frame", OFFSET(qsv.max_qp_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE}, \
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{ "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 \
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{ "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" }, \
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{ "unknown", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_UNKNOWN }, .flags = VE, .unit = "scenario" }, \
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{ "displayremoting", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_DISPLAY_REMOTING }, .flags = VE, .unit = "scenario" }, \
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{ "videoconference", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_VIDEO_CONFERENCE }, .flags = VE, .unit = "scenario" }, \
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{ "archive", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_ARCHIVE }, .flags = VE, .unit = "scenario" }, \
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{ "livestreaming", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_LIVE_STREAMING }, .flags = VE, .unit = "scenario" }, \
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{ "cameracapture", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_CAMERA_CAPTURE }, .flags = VE, .unit = "scenario" }, \
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{ "videosurveillance", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_VIDEO_SURVEILLANCE }, .flags = VE, .unit = "scenario" }, \
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{ "gamestreaming", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_GAME_STREAMING }, .flags = VE, .unit = "scenario" }, \
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{ "remotegaming", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_REMOTE_GAMING }, .flags = VE, .unit = "scenario" },
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#define QSV_OPTION_AVBR \
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{ "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 }, \
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{ "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 \
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{ "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,
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const AVFrame *frame, mfxEncodeCtrl* enc_ctrl);
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typedef struct QSVEncContext {
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AVCodecContext *avctx;
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QSVFrame *work_frames;
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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;
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mfxFrameAllocRequest req;
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mfxExtCodingOption extco;
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mfxExtCodingOption2 extco2;
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mfxExtCodingOption3 extco3;
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#if QSV_HAVE_MF
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mfxExtMultiFrameParam extmfp;
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mfxExtMultiFrameControl extmfc;
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#endif
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mfxExtHEVCTiles exthevctiles;
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mfxExtVP9Param extvp9param;
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#if QSV_HAVE_EXT_AV1_PARAM
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mfxExtAV1TileParam extav1tileparam;
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mfxExtAV1BitstreamParam extav1bsparam;
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#endif
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#if QSV_HAVE_HE
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mfxExtHyperModeParam exthypermodeparam;
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#endif
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#if QSV_HAVE_OPAQUE
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mfxExtOpaqueSurfaceAlloc opaque_alloc;
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mfxFrameSurface1 **opaque_surfaces;
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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_str;
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int nb_extparam_str;
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mfxExtBuffer **extparam;
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int nb_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
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int async_depth;
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int idr_interval;
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int profile;
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int tier;
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int preset;
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int avbr_accuracy;
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int avbr_convergence;
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int pic_timing_sei;
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int look_ahead;
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int look_ahead_depth;
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int look_ahead_downsampling;
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int vcm;
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int rdo;
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int max_frame_size;
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int max_frame_size_i;
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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;
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int tile_rows;
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int aud;
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int single_sei_nal_unit;
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int max_dec_frame_buffering;
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int bitrate_limit;
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int mbbrc;
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int extbrc;
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int adaptive_i;
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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;
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int int_ref_cycle_size;
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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
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int mfmode;
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#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;
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int co3_idx;
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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;
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int min_qp_i;
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int max_qp_p;
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int min_qp_p;
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int max_qp_b;
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int min_qp_b;
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// These are used for qp reset
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int old_global_quality;
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float old_i_quant_factor;
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float old_i_quant_offset;
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float old_b_quant_factor;
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float old_b_quant_offset;
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// This is used for max_frame_size reset
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int old_max_frame_size;
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// This is used for gop reset
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int old_gop_size;
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// These are used for intra refresh reset
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int old_int_ref_type;
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int old_int_ref_cycle_size;
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int old_int_ref_qp_delta;
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int old_int_ref_cycle_dist;
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// These are used for max/min qp reset;
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int old_qmax;
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int old_qmin;
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int old_max_qp_i;
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int old_min_qp_i;
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int old_max_qp_p;
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int old_min_qp_p;
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int old_max_qp_b;
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int old_min_qp_b;
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// This is used for low_delay_brc reset
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int old_low_delay_brc;
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// This is used for framerate reset
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AVRational old_framerate;
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// These are used for bitrate control reset
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int old_bit_rate;
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int old_rc_buffer_size;
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int old_rc_initial_buffer_occupancy;
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int old_rc_max_rate;
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// This is used for SEI Timing reset
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int old_pic_timing_sei;
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int skip_frame;
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// This is used for Hyper Encode
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int dual_gfx;
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AVDictionary *qsv_params;
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} QSVEncContext;
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int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q);
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int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
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AVPacket *pkt, const AVFrame *frame, int *got_packet);
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int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q);
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#endif /* AVCODEC_QSVENC_H */
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