2 * Intel MediaSDK QSV encoder utility functions
4 * copyright (c) 2013 Yukinori Yamazoe
6 * This file is part of FFmpeg.
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #ifndef AVCODEC_QSVENC_H
24 #define AVCODEC_QSVENC_H
27 #include <sys/types.h>
29 #include <mfx/mfxvideo.h>
31 #include "libavutil/avutil.h"
32 #include "libavutil/fifo.h"
35 #include "qsv_internal.h"
37 #define QSV_HAVE_CO2 QSV_VERSION_ATLEAST(1, 6)
38 #define QSV_HAVE_CO3 QSV_VERSION_ATLEAST(1, 11)
39 #define QSV_HAVE_CO_VPS QSV_VERSION_ATLEAST(1, 17)
41 #define QSV_HAVE_TRELLIS QSV_VERSION_ATLEAST(1, 8)
42 #define QSV_HAVE_MAX_SLICE_SIZE QSV_VERSION_ATLEAST(1, 9)
43 #define QSV_HAVE_BREF_TYPE QSV_VERSION_ATLEAST(1, 8)
45 #define QSV_HAVE_LA QSV_VERSION_ATLEAST(1, 7)
46 #define QSV_HAVE_LA_DS QSV_VERSION_ATLEAST(1, 8)
47 #define QSV_HAVE_LA_HRD QSV_VERSION_ATLEAST(1, 11)
48 #define QSV_HAVE_VDENC QSV_VERSION_ATLEAST(1, 15)
50 #if defined(_WIN32) || defined(__CYGWIN__)
51 #define QSV_HAVE_AVBR QSV_VERSION_ATLEAST(1, 3)
52 #define QSV_HAVE_ICQ QSV_VERSION_ATLEAST(1, 8)
53 #define QSV_HAVE_VCM QSV_VERSION_ATLEAST(1, 8)
54 #define QSV_HAVE_QVBR QSV_VERSION_ATLEAST(1, 11)
57 #define QSV_HAVE_AVBR 0
58 #define QSV_HAVE_ICQ QSV_VERSION_ATLEAST(1, 28)
59 #define QSV_HAVE_VCM 0
60 #define QSV_HAVE_QVBR QSV_VERSION_ATLEAST(1, 28)
61 #define QSV_HAVE_MF QSV_VERSION_ATLEAST(1, 25)
65 #define MFX_LOOKAHEAD_DS_UNKNOWN 0
66 #define MFX_LOOKAHEAD_DS_OFF 0
67 #define MFX_LOOKAHEAD_DS_2x 0
68 #define MFX_LOOKAHEAD_DS_4x 0
71 #define QSV_COMMON_OPTS \
72 { "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1, INT_MAX, VE }, \
73 { "avbr_accuracy", "Accuracy of the AVBR ratecontrol", OFFSET(qsv.avbr_accuracy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
74 { "avbr_convergence", "Convergence of the AVBR ratecontrol", OFFSET(qsv.avbr_convergence), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
75 { "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_BALANCED }, MFX_TARGETUSAGE_BEST_QUALITY, MFX_TARGETUSAGE_BEST_SPEED, VE, "preset" }, \
76 { "veryfast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, "preset" }, \
77 { "faster", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_6 }, INT_MIN, INT_MAX, VE, "preset" }, \
78 { "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_5 }, INT_MIN, INT_MAX, VE, "preset" }, \
79 { "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, "preset" }, \
80 { "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_3 }, INT_MIN, INT_MAX, VE, "preset" }, \
81 { "slower", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_2 }, INT_MIN, INT_MAX, VE, "preset" }, \
82 { "veryslow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" }, \
83 { "rdo", "Enable rate distortion optimization", OFFSET(qsv.rdo), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
84 { "max_frame_size", "Maximum encoded frame size in bytes", OFFSET(qsv.max_frame_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE }, \
85 { "max_slice_size", "Maximum encoded slice size in bytes", OFFSET(qsv.max_slice_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE }, \
86 { "bitrate_limit", "Toggle bitrate limitations", OFFSET(qsv.bitrate_limit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
87 { "mbbrc", "MB level bitrate control", OFFSET(qsv.mbbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
88 { "extbrc", "Extended bitrate control", OFFSET(qsv.extbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
89 { "adaptive_i", "Adaptive I-frame placement", OFFSET(qsv.adaptive_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
90 { "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
91 { "b_strategy", "Strategy to choose between I/P/B-frames", OFFSET(qsv.b_strategy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
92 { "forced_idr", "Forcing I frames as IDR frames", OFFSET(qsv.forced_idr), AV_OPT_TYPE_BOOL,{ .i64 = 0 }, 0, 1, VE }, \
93 { "low_power", "enable low power mode(experimental: many limitations by mfx version, BRC modes, etc.)", OFFSET(qsv.low_power), AV_OPT_TYPE_BOOL, { .i64 = 0}, 0, 1, VE},\
95 typedef int SetEncodeCtrlCB (AVCodecContext *avctx,
96 const AVFrame *frame, mfxEncodeCtrl* enc_ctrl);
97 typedef struct QSVEncContext {
98 AVCodecContext *avctx;
100 QSVFrame *work_frames;
103 mfxSession internal_session;
110 mfxFrameAllocRequest req;
112 mfxExtCodingOption extco;
114 mfxExtCodingOption2 extco2;
117 mfxExtCodingOption3 extco3;
120 mfxExtMultiFrameParam extmfp;
121 mfxExtMultiFrameControl extmfc;
123 mfxExtOpaqueSurfaceAlloc opaque_alloc;
124 mfxFrameSurface1 **opaque_surfaces;
125 AVBufferRef *opaque_alloc_buf;
127 mfxExtBuffer *extparam_internal[2 + QSV_HAVE_CO2 + QSV_HAVE_CO3 + (QSV_HAVE_MF * 2)];
128 int nb_extparam_internal;
130 mfxExtBuffer **extparam;
132 AVFifoBuffer *async_fifo;
134 QSVFramesContext frames_ctx;
140 // options set by the caller
146 int avbr_convergence;
149 int look_ahead_depth;
150 int look_ahead_downsampling;
158 int single_sei_nal_unit;
159 int max_dec_frame_buffering;
170 int int_ref_cycle_size;
171 int int_ref_qp_delta;
172 int recovery_point_sei;
183 SetEncodeCtrlCB *set_encode_ctrl_cb;
187 int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q);
189 int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
190 AVPacket *pkt, const AVFrame *frame, int *got_packet);
192 int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q);
194 #endif /* AVCODEC_QSVENC_H */