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https://git.ffmpeg.org/ffmpeg.git
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1f26a231bb
Merged as-at libav398f015, and therefore includes outstanding skipped merges04b17ffand130e1f1. All features not in libav are preserved, and no options change.
155 lines
7.1 KiB
C
155 lines
7.1 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 <mfx/mfxvideo.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 "qsv_internal.h"
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#define QSV_HAVE_CO2 QSV_VERSION_ATLEAST(1, 6)
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#define QSV_HAVE_CO3 QSV_VERSION_ATLEAST(1, 11)
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#define QSV_HAVE_TRELLIS QSV_VERSION_ATLEAST(1, 8)
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#define QSV_HAVE_MAX_SLICE_SIZE QSV_VERSION_ATLEAST(1, 9)
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#define QSV_HAVE_BREF_TYPE QSV_VERSION_ATLEAST(1, 8)
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#define QSV_HAVE_LA QSV_VERSION_ATLEAST(1, 7)
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#define QSV_HAVE_LA_DS QSV_VERSION_ATLEAST(1, 8)
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#define QSV_HAVE_LA_HRD QSV_VERSION_ATLEAST(1, 11)
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#define QSV_HAVE_ICQ QSV_VERSION_ATLEAST(1, 8)
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#define QSV_HAVE_VCM QSV_VERSION_ATLEAST(1, 8)
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#define QSV_HAVE_QVBR QSV_VERSION_ATLEAST(1, 11)
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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 }, 0, INT_MAX, VE }, \
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{ "avbr_accuracy", "Accuracy of the AVBR ratecontrol", OFFSET(qsv.avbr_accuracy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
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{ "avbr_convergence", "Convergence of the AVBR ratecontrol", OFFSET(qsv.avbr_convergence), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
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{ "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_BALANCED }, MFX_TARGETUSAGE_BEST_QUALITY, MFX_TARGETUSAGE_BEST_SPEED, VE, "preset" }, \
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{ "veryfast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, "preset" }, \
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{ "faster", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_6 }, INT_MIN, INT_MAX, VE, "preset" }, \
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{ "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_5 }, INT_MIN, INT_MAX, VE, "preset" }, \
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{ "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, "preset" }, \
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{ "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_3 }, INT_MIN, INT_MAX, VE, "preset" }, \
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{ "slower", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_2 }, INT_MIN, INT_MAX, VE, "preset" }, \
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{ "veryslow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" }, \
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{ "vcm", "Use the video conferencing mode ratecontrol", OFFSET(qsv.vcm), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, \
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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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{ "max_frame_size", "Maximum encoded frame size in bytes", OFFSET(qsv.max_frame_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE }, \
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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, UINT16_MAX, VE }, \
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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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{ "mbbrc", "MB level bitrate control", OFFSET(qsv.mbbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
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{ "extbrc", "Extended bitrate control", OFFSET(qsv.extbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
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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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{ "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
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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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{ "cavlc", "Enable CAVLC", OFFSET(qsv.cavlc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, \
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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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mfxSession internal_session;
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int packet_size;
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int width_align;
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mfxVideoParam param;
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mfxFrameAllocRequest req;
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mfxExtCodingOption extco;
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#if QSV_HAVE_CO2
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mfxExtCodingOption2 extco2;
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#endif
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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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mfxExtBuffer *extparam_internal[2 + QSV_HAVE_CO2];
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int nb_extparam_internal;
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mfxExtBuffer **extparam;
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AVFifoBuffer *async_fifo;
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QSVFramesContext frames_ctx;
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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 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_slice_size;
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int single_sei_nal_unit;
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int max_dec_frame_buffering;
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int trellis;
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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 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 recovery_point_sei;
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int a53_cc;
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char *load_plugins;
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SetEncodeCtrlCB *set_encode_ctrl_cb;
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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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