/* * Intel MediaSDK QSV encoder utility functions * * copyright (c) 2013 Yukinori Yamazoe * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * 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. * * FFmpeg is distributed in the hope that it will be useful, * 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 * License along with FFmpeg; if not, write to the Free Software * 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> #include <mfx/mfxvideo.h> #include "libavutil/avutil.h" #include "libavutil/fifo.h" #include "avcodec.h" #include "qsv_internal.h" #define QSV_HAVE_CO2 QSV_VERSION_ATLEAST(1, 6) #define QSV_HAVE_CO3 QSV_VERSION_ATLEAST(1, 11) #define QSV_HAVE_TRELLIS QSV_VERSION_ATLEAST(1, 8) #define QSV_HAVE_MAX_SLICE_SIZE QSV_VERSION_ATLEAST(1, 9) #define QSV_HAVE_BREF_TYPE QSV_VERSION_ATLEAST(1, 8) #define QSV_HAVE_LA QSV_VERSION_ATLEAST(1, 7) #define QSV_HAVE_LA_HRD QSV_VERSION_ATLEAST(1, 11) #define QSV_HAVE_ICQ QSV_VERSION_ATLEAST(1, 8) #define QSV_HAVE_VCM QSV_VERSION_ATLEAST(1, 8) #define QSV_HAVE_QVBR QSV_VERSION_ATLEAST(1, 11) #define QSV_COMMON_OPTS \ { "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 0, INT_MAX, VE }, \ { "avbr_accuracy", "Accuracy of the AVBR ratecontrol", OFFSET(qsv.avbr_accuracy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \ { "avbr_convergence", "Convergence of the AVBR ratecontrol", OFFSET(qsv.avbr_convergence), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \ { "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_BALANCED }, MFX_TARGETUSAGE_BEST_QUALITY, MFX_TARGETUSAGE_BEST_SPEED, VE, "preset" }, \ { "veryfast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, "preset" }, \ { "faster", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_6 }, INT_MIN, INT_MAX, VE, "preset" }, \ { "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_5 }, INT_MIN, INT_MAX, VE, "preset" }, \ { "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, "preset" }, \ { "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_3 }, INT_MIN, INT_MAX, VE, "preset" }, \ { "slower", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_2 }, INT_MIN, INT_MAX, VE, "preset" }, \ { "veryslow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" }, \ { "vcm", "Use the video conferencing mode ratecontrol", OFFSET(qsv.vcm), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, \ { "rdo", "Enable rate distortion optimization", OFFSET(qsv.rdo), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \ { "max_frame_size", "Maximum encoded frame size in bytes", OFFSET(qsv.max_frame_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE }, \ { "max_slice_size", "Maximum encoded slice size in bytes", OFFSET(qsv.max_slice_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE }, \ { "bitrate_limit", "Toggle bitrate limitations", OFFSET(qsv.bitrate_limit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \ { "mbbrc", "MB level bitrate control", OFFSET(qsv.mbbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \ { "extbrc", "Extended bitrate control", OFFSET(qsv.extbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \ { "adaptive_i", "Adaptive I-frame placement", OFFSET(qsv.adaptive_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \ { "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \ { "b_strategy", "Strategy to choose between I/P/B-frames", OFFSET(qsv.b_strategy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \ { "cavlc", "Enable CAVLC", OFFSET(qsv.cavlc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, \ typedef int SetEncodeCtrlCB (AVCodecContext *avctx, const AVFrame *frame, mfxEncodeCtrl* enc_ctrl); typedef struct QSVEncContext { AVCodecContext *avctx; QSVFrame *work_frames; mfxSession session; QSVSession internal_qs; int packet_size; int width_align; int height_align; mfxVideoParam param; mfxFrameAllocRequest req; mfxExtCodingOption extco; #if QSV_HAVE_CO2 mfxExtCodingOption2 extco2; #endif mfxExtOpaqueSurfaceAlloc opaque_alloc; mfxFrameSurface1 **opaque_surfaces; AVBufferRef *opaque_alloc_buf; mfxExtBuffer *extparam_internal[2 + QSV_HAVE_CO2]; int nb_extparam_internal; mfxExtBuffer **extparam; AVFifoBuffer *async_fifo; // options set by the caller int async_depth; int idr_interval; int profile; int preset; int avbr_accuracy; int avbr_convergence; int pic_timing_sei; int look_ahead; int look_ahead_depth; int look_ahead_downsampling; int vcm; int rdo; int max_frame_size; int max_slice_size; int single_sei_nal_unit; int max_dec_frame_buffering; int trellis; int bitrate_limit; int mbbrc; int extbrc; int adaptive_i; int adaptive_b; int b_strategy; int cavlc; int int_ref_type; int int_ref_cycle_size; int int_ref_qp_delta; int recovery_point_sei; int a53_cc; char *load_plugins; SetEncodeCtrlCB *set_encode_ctrl_cb; } 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 */