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1/*
2 * Intel MediaSDK QSV encoder utility functions
3 *
4 * copyright (c) 2013 Yukinori Yamazoe
5 *
6 * This file is part of FFmpeg.
7 *
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.
12 *
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.
17 *
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
21 */
22
23#ifndef AVCODEC_QSVENC_H
24#define AVCODEC_QSVENC_H
25
26#include <stdint.h>
27#include <sys/types.h>
28
29#include <mfx/mfxvideo.h>
30
31#include "libavutil/avutil.h"
32#include "libavutil/fifo.h"
33
34#include "avcodec.h"
35#include "qsv_internal.h"
36
37#define QSV_HAVE_CO2 QSV_VERSION_ATLEAST(1, 6)
38#define QSV_HAVE_CO3 QSV_VERSION_ATLEAST(1, 11)
39
40#define QSV_HAVE_TRELLIS QSV_VERSION_ATLEAST(1, 8)
41#define QSV_HAVE_MAX_SLICE_SIZE QSV_VERSION_ATLEAST(1, 9)
42#define QSV_HAVE_BREF_TYPE QSV_VERSION_ATLEAST(1, 8)
43
44#define QSV_HAVE_LA QSV_VERSION_ATLEAST(1, 7)
45#define QSV_HAVE_LA_DS QSV_VERSION_ATLEAST(1, 8)
46#define QSV_HAVE_LA_HRD QSV_VERSION_ATLEAST(1, 11)
47#define QSV_HAVE_ICQ QSV_VERSION_ATLEAST(1, 8)
48#define QSV_HAVE_VCM QSV_VERSION_ATLEAST(1, 8)
49#define QSV_HAVE_QVBR QSV_VERSION_ATLEAST(1, 11)
50
51#define QSV_COMMON_OPTS \
52{ "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 0, INT_MAX, VE }, \
53{ "avbr_accuracy", "Accuracy of the AVBR ratecontrol", OFFSET(qsv.avbr_accuracy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
54{ "avbr_convergence", "Convergence of the AVBR ratecontrol", OFFSET(qsv.avbr_convergence), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
55{ "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_BALANCED }, MFX_TARGETUSAGE_BEST_QUALITY, MFX_TARGETUSAGE_BEST_SPEED, VE, "preset" }, \
56{ "veryfast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, "preset" }, \
57{ "faster", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_6 }, INT_MIN, INT_MAX, VE, "preset" }, \
58{ "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_5 }, INT_MIN, INT_MAX, VE, "preset" }, \
59{ "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, "preset" }, \
60{ "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_3 }, INT_MIN, INT_MAX, VE, "preset" }, \
61{ "slower", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_2 }, INT_MIN, INT_MAX, VE, "preset" }, \
62{ "veryslow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" }, \
63{ "vcm", "Use the video conferencing mode ratecontrol", OFFSET(qsv.vcm), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, \
64{ "rdo", "Enable rate distortion optimization", OFFSET(qsv.rdo), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
65{ "max_frame_size", "Maximum encoded frame size in bytes", OFFSET(qsv.max_frame_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE }, \
66{ "max_slice_size", "Maximum encoded slice size in bytes", OFFSET(qsv.max_slice_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE }, \
67{ "bitrate_limit", "Toggle bitrate limitations", OFFSET(qsv.bitrate_limit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
68{ "mbbrc", "MB level bitrate control", OFFSET(qsv.mbbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
69{ "extbrc", "Extended bitrate control", OFFSET(qsv.extbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
70{ "adaptive_i", "Adaptive I-frame placement", OFFSET(qsv.adaptive_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
71{ "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
72{ "b_strategy", "Strategy to choose between I/P/B-frames", OFFSET(qsv.b_strategy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
73{ "cavlc", "Enable CAVLC", OFFSET(qsv.cavlc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, \
74
75typedef int SetEncodeCtrlCB (AVCodecContext *avctx,
76 const AVFrame *frame, mfxEncodeCtrl* enc_ctrl);
77typedef struct QSVEncContext {
78 AVCodecContext *avctx;
79
80 QSVFrame *work_frames;
81
82 mfxSession session;
83 mfxSession internal_session;
84
85 int packet_size;
86 int width_align;
87
88 mfxVideoParam param;
89 mfxFrameAllocRequest req;
90
91 mfxExtCodingOption extco;
92#if QSV_HAVE_CO2
93 mfxExtCodingOption2 extco2;
94#endif
95
96 mfxExtOpaqueSurfaceAlloc opaque_alloc;
97 mfxFrameSurface1 **opaque_surfaces;
98 AVBufferRef *opaque_alloc_buf;
99
100 mfxExtBuffer *extparam_internal[2 + QSV_HAVE_CO2];
101 int nb_extparam_internal;
102
103 mfxExtBuffer **extparam;
104
105 AVFifoBuffer *async_fifo;
106
107 QSVFramesContext frames_ctx;
108
109 // options set by the caller
110 int async_depth;
111 int idr_interval;
112 int profile;
113 int preset;
114 int avbr_accuracy;
115 int avbr_convergence;
116 int pic_timing_sei;
117 int look_ahead;
118 int look_ahead_depth;
119 int look_ahead_downsampling;
120 int vcm;
121 int rdo;
122 int max_frame_size;
123 int max_slice_size;
124
125 int single_sei_nal_unit;
126 int max_dec_frame_buffering;
127 int trellis;
128
129 int bitrate_limit;
130 int mbbrc;
131 int extbrc;
132 int adaptive_i;
133 int adaptive_b;
134 int b_strategy;
135 int cavlc;
136
137 int int_ref_type;
138 int int_ref_cycle_size;
139 int int_ref_qp_delta;
140 int recovery_point_sei;
141
142 int a53_cc;
143 char *load_plugins;
144 SetEncodeCtrlCB *set_encode_ctrl_cb;
145} QSVEncContext;
146
147int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q);
148
149int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
150 AVPacket *pkt, const AVFrame *frame, int *got_packet);
151
152int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q);
153
154#endif /* AVCODEC_QSVENC_H */
155
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