| 1 | /*
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| 2 | * Intel MediaSDK QSV encoder utility functions
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| 3 | *
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| 4 | * copyright (c) 2013 Yukinori Yamazoe
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| 5 | *
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| 6 | * This file is part of FFmpeg.
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| 7 | *
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| 8 | * FFmpeg is free software; you can redistribute it and/or
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| 9 | * modify it under the terms of the GNU Lesser General Public
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| 10 | * License as published by the Free Software Foundation; either
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| 11 | * version 2.1 of the License, or (at your option) any later version.
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| 12 | *
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| 13 | * FFmpeg is distributed in the hope that it will be useful,
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 16 | * Lesser General Public License for more details.
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| 17 | *
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| 18 | * You should have received a copy of the GNU Lesser General Public
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| 19 | * License along with FFmpeg; if not, write to the Free Software
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| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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| 21 | */
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| 22 |
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| 23 | #ifndef AVCODEC_QSVENC_H
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| 24 | #define AVCODEC_QSVENC_H
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| 25 |
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| 26 | #include <stdint.h>
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| 27 | #include <sys/types.h>
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| 28 |
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| 29 | #include <mfxvideo.h>
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| 30 |
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| 31 | #include "libavutil/common.h"
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| 32 | #include "libavutil/hwcontext.h"
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| 33 | #include "libavutil/hwcontext_qsv.h"
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| 34 | #include "libavutil/avutil.h"
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| 35 | #include "libavutil/fifo.h"
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| 36 |
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| 37 | #include "avcodec.h"
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| 38 | #include "hwconfig.h"
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| 39 | #include "qsv_internal.h"
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| 40 |
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| 41 | #define QSV_HAVE_EXT_VP9_TILES QSV_VERSION_ATLEAST(1, 29)
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| 42 | #define QSV_HAVE_EXT_AV1_PARAM QSV_VERSION_ATLEAST(2, 5)
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| 43 |
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| 44 | #if defined(_WIN32) || defined(__CYGWIN__)
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| 45 | #define QSV_HAVE_AVBR 1
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| 46 | #define QSV_HAVE_VCM 1
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| 47 | #define QSV_HAVE_MF 0
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| 48 | #else
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| 49 | #define QSV_HAVE_AVBR 0
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| 50 | #define QSV_HAVE_VCM 0
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| 51 | #define QSV_HAVE_MF !QSV_ONEVPL
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| 52 | #endif
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| 53 |
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| 54 | #define QSV_COMMON_OPTS \
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| 55 | { "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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| 56 | { "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_UNKNOWN }, MFX_TARGETUSAGE_UNKNOWN, MFX_TARGETUSAGE_BEST_SPEED, VE, "preset" }, \
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| 57 | { "veryfast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, "preset" }, \
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| 58 | { "faster", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_6 }, INT_MIN, INT_MAX, VE, "preset" }, \
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| 59 | { "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_5 }, INT_MIN, INT_MAX, VE, "preset" }, \
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| 60 | { "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, "preset" }, \
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| 61 | { "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_3 }, INT_MIN, INT_MAX, VE, "preset" }, \
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| 62 | { "slower", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_2 }, INT_MIN, INT_MAX, VE, "preset" }, \
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| 63 | { "veryslow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" }, \
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| 64 | { "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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| 65 | { "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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| 66 |
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| 67 | #define QSV_OPTION_RDO \
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| 68 | { "rdo", "Enable rate distortion optimization", OFFSET(qsv.rdo), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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| 69 |
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| 70 | #define QSV_OPTION_MAX_FRAME_SIZE \
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| 71 | { "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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| 72 | { "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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| 73 | { "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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| 74 |
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| 75 | #define QSV_OPTION_MAX_SLICE_SIZE \
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| 76 | { "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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| 77 |
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| 78 | #define QSV_OPTION_BITRATE_LIMIT \
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| 79 | { "bitrate_limit", "Toggle bitrate limitations", OFFSET(qsv.bitrate_limit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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| 80 |
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| 81 | #define QSV_OPTION_MBBRC \
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| 82 | { "mbbrc", "MB level bitrate control", OFFSET(qsv.mbbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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| 83 |
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| 84 | #define QSV_OPTION_EXTBRC \
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| 85 | { "extbrc", "Extended bitrate control", OFFSET(qsv.extbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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| 86 |
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| 87 | #define QSV_OPTION_ADAPTIVE_I \
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| 88 | { "adaptive_i", "Adaptive I-frame placement", OFFSET(qsv.adaptive_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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| 89 |
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| 90 | #define QSV_OPTION_ADAPTIVE_B \
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| 91 | { "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
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| 92 |
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| 93 | #define QSV_OPTION_P_STRATEGY \
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| 94 | { "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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| 95 |
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| 96 | #define QSV_OPTION_B_STRATEGY \
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| 97 | { "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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| 98 |
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| 99 | #define QSV_OPTION_DBLK_IDC \
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| 100 | { "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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| 101 |
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| 102 | #define QSV_OPTION_LOW_DELAY_BRC \
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| 103 | { "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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| 104 |
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| 105 | #define QSV_OPTION_MAX_MIN_QP \
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| 106 | { "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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| 107 | { "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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| 108 | { "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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| 109 | { "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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| 110 | { "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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| 111 | { "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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| 112 |
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| 113 | #define QSV_OPTION_SCENARIO \
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| 114 | { "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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| 115 | MFX_SCENARIO_UNKNOWN, MFX_SCENARIO_REMOTE_GAMING, VE, "scenario" }, \
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| 116 | { "unknown", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_UNKNOWN }, .flags = VE, "scenario" }, \
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| 117 | { "displayremoting", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_DISPLAY_REMOTING }, .flags = VE, "scenario" }, \
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| 118 | { "videoconference", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_VIDEO_CONFERENCE }, .flags = VE, "scenario" }, \
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| 119 | { "archive", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_ARCHIVE }, .flags = VE, "scenario" }, \
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| 120 | { "livestreaming", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_LIVE_STREAMING }, .flags = VE, "scenario" }, \
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| 121 | { "cameracapture", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_CAMERA_CAPTURE }, .flags = VE, "scenario" }, \
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| 122 | { "videosurveillance", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_VIDEO_SURVEILLANCE }, .flags = VE, "scenario" }, \
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| 123 | { "gamestreaming", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_GAME_STREAMING }, .flags = VE, "scenario" }, \
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| 124 | { "remotegaming", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_REMOTE_GAMING }, .flags = VE, "scenario" },
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| 125 |
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| 126 | #define QSV_OPTION_AVBR \
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| 127 | { "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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| 128 | { "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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| 129 |
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| 130 | #define QSV_OPTION_SKIP_FRAME \
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| 131 | { "skip_frame", "Allow frame skipping", OFFSET(qsv.skip_frame), AV_OPT_TYPE_INT, { .i64 = MFX_SKIPFRAME_NO_SKIP }, \
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| 132 | MFX_SKIPFRAME_NO_SKIP, MFX_SKIPFRAME_BRC_ONLY, VE, "skip_frame" }, \
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| 133 | { "no_skip", "Frame skipping is disabled", \
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| 134 | 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_NO_SKIP }, .flags = VE, "skip_frame" }, \
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| 135 | { "insert_dummy", "Encoder inserts into bitstream frame where all macroblocks are encoded as skipped", \
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| 136 | 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_INSERT_DUMMY }, .flags = VE, "skip_frame" }, \
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| 137 | { "insert_nothing", "Encoder inserts nothing into bitstream", \
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| 138 | 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_INSERT_NOTHING }, .flags = VE, "skip_frame" }, \
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| 139 | { "brc_only", "skip_frame metadata indicates the number of missed frames before the current frame", \
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| 140 | 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_BRC_ONLY }, .flags = VE, "skip_frame" },
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| 141 |
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| 142 | extern const AVCodecHWConfigInternal *const ff_qsv_enc_hw_configs[];
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| 143 |
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| 144 | typedef int SetEncodeCtrlCB (AVCodecContext *avctx,
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| 145 | const AVFrame *frame, mfxEncodeCtrl* enc_ctrl);
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| 146 | typedef struct QSVEncContext {
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| 147 | AVCodecContext *avctx;
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| 148 |
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| 149 | QSVFrame *work_frames;
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| 150 |
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| 151 | mfxSession session;
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| 152 | QSVSession internal_qs;
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| 153 |
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| 154 | int packet_size;
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| 155 | int width_align;
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| 156 | int height_align;
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| 157 |
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| 158 | mfxVideoParam param;
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| 159 | mfxFrameAllocRequest req;
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| 160 |
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| 161 | mfxExtCodingOption extco;
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| 162 | mfxExtCodingOption2 extco2;
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| 163 | mfxExtCodingOption3 extco3;
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| 164 | #if QSV_HAVE_MF
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| 165 | mfxExtMultiFrameParam extmfp;
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| 166 | mfxExtMultiFrameControl extmfc;
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| 167 | #endif
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| 168 | mfxExtHEVCTiles exthevctiles;
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| 169 | mfxExtVP9Param extvp9param;
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| 170 | #if QSV_HAVE_EXT_AV1_PARAM
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| 171 | mfxExtAV1TileParam extav1tileparam;
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| 172 | mfxExtAV1BitstreamParam extav1bsparam;
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| 173 | #endif
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| 174 |
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| 175 | #if QSV_HAVE_OPAQUE
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| 176 | mfxExtOpaqueSurfaceAlloc opaque_alloc;
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| 177 | mfxFrameSurface1 **opaque_surfaces;
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| 178 | AVBufferRef *opaque_alloc_buf;
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| 179 | #endif
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| 180 |
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| 181 | mfxExtVideoSignalInfo extvsi;
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| 182 |
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| 183 | mfxExtBuffer *extparam_internal[5 + (QSV_HAVE_MF * 2) + QSV_HAVE_EXT_AV1_PARAM * 2];
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| 184 | int nb_extparam_internal;
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| 185 |
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| 186 | mfxExtBuffer **extparam;
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| 187 |
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| 188 | AVFifo *async_fifo;
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| 189 | AVFifo* input_pts;
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| 190 | AVFifo* output_pkts;
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| 191 | AVPacket current_pkt;
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| 192 |
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| 193 | QSVFramesContext frames_ctx;
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| 194 |
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| 195 | mfxVersion ver;
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| 196 |
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| 197 | int hevc_vps;
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| 198 |
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| 199 | // options set by the caller
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| 200 | int async_depth;
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| 201 | int idr_interval;
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| 202 | int profile;
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| 203 | int tier;
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| 204 | int preset;
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| 205 | int avbr_accuracy;
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| 206 | int avbr_convergence;
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| 207 | int pic_timing_sei;
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| 208 | int look_ahead;
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| 209 | int look_ahead_depth;
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| 210 | int look_ahead_downsampling;
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| 211 | int vcm;
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| 212 | int rdo;
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| 213 | int max_frame_size;
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| 214 | int max_frame_size_i;
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| 215 | int max_frame_size_p;
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| 216 | int max_slice_size;
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| 217 | int dblk_idc;
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| 218 | int scenario;
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| 219 |
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| 220 | int tile_cols;
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| 221 | int tile_rows;
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| 222 |
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| 223 | int aud;
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| 224 |
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| 225 | int single_sei_nal_unit;
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| 226 | int max_dec_frame_buffering;
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| 227 |
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| 228 | int bitrate_limit;
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| 229 | int mbbrc;
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| 230 | int extbrc;
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| 231 | int adaptive_i;
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| 232 | int adaptive_b;
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| 233 | int b_strategy;
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| 234 | int p_strategy;
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| 235 | int cavlc;
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| 236 |
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| 237 | int int_ref_type;
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| 238 | int int_ref_cycle_size;
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| 239 | int int_ref_qp_delta;
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| 240 | int int_ref_cycle_dist;
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| 241 | int recovery_point_sei;
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| 242 |
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| 243 | int repeat_pps;
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| 244 | int low_power;
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| 245 | int gpb;
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| 246 | int transform_skip;
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| 247 |
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| 248 | int a53_cc;
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| 249 |
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| 250 | #if QSV_HAVE_MF
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| 251 | int mfmode;
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| 252 | #endif
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| 253 | char *load_plugins;
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| 254 | SetEncodeCtrlCB *set_encode_ctrl_cb;
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| 255 | int forced_idr;
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| 256 | int low_delay_brc;
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| 257 |
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| 258 | int co2_idx;
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| 259 | int co3_idx;
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| 260 | int exthevctiles_idx;
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| 261 | int vp9_idx;
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| 262 |
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| 263 | int max_qp_i;
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| 264 | int min_qp_i;
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| 265 | int max_qp_p;
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| 266 | int min_qp_p;
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| 267 | int max_qp_b;
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| 268 | int min_qp_b;
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| 269 | // These are used for qp reset
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| 270 | int old_global_quality;
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| 271 | float old_i_quant_factor;
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| 272 | float old_i_quant_offset;
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| 273 | float old_b_quant_factor;
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| 274 | float old_b_quant_offset;
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| 275 | // This is used for max_frame_size reset
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| 276 | int old_max_frame_size;
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| 277 | // This is used for gop reset
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| 278 | int old_gop_size;
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| 279 | // These are used for intra refresh reset
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| 280 | int old_int_ref_type;
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| 281 | int old_int_ref_cycle_size;
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| 282 | int old_int_ref_qp_delta;
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| 283 | int old_int_ref_cycle_dist;
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| 284 | // These are used for max/min qp reset;
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| 285 | int old_qmax;
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| 286 | int old_qmin;
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| 287 | int old_max_qp_i;
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| 288 | int old_min_qp_i;
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| 289 | int old_max_qp_p;
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| 290 | int old_min_qp_p;
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| 291 | int old_max_qp_b;
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| 292 | int old_min_qp_b;
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| 293 | // This is used for low_delay_brc reset
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| 294 | int old_low_delay_brc;
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| 295 | // This is used for framerate reset
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| 296 | AVRational old_framerate;
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| 297 | // These are used for bitrate control reset
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| 298 | int old_bit_rate;
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| 299 | int old_rc_buffer_size;
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| 300 | int old_rc_initial_buffer_occupancy;
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| 301 | int old_rc_max_rate;
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| 302 | // This is used for SEI Timing reset
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| 303 | int old_pic_timing_sei;
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| 304 | int skip_frame;
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| 305 | } QSVEncContext;
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| 306 |
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| 307 | int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q);
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| 308 |
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| 309 | int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
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| 310 | AVPacket *pkt, const AVFrame *frame, int *got_packet);
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| 311 |
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| 312 | int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q);
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| 313 |
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| 314 | #endif /* AVCODEC_QSVENC_H */
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