lavc/qsvenc: set HRD buffer size
[libav.git] / libavcodec / qsvenc.h
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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 Libav.
7 *
8 * Libav 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 * Libav 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 Libav; 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"
69b92f1b 32#include "libavutil/fifo.h"
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33
34#include "avcodec.h"
35#include "qsv_internal.h"
36
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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)
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41#define QSV_HAVE_MAX_SLICE_SIZE QSV_VERSION_ATLEAST(1, 9)
42#define QSV_HAVE_BREF_TYPE QSV_VERSION_ATLEAST(1, 8)
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43
44#define QSV_HAVE_LA QSV_VERSION_ATLEAST(1, 7)
45#define QSV_HAVE_LA_HRD QSV_VERSION_ATLEAST(1, 11)
46#define QSV_HAVE_ICQ QSV_VERSION_ATLEAST(1, 8)
47#define QSV_HAVE_VCM QSV_VERSION_ATLEAST(1, 8)
48#define QSV_HAVE_QVBR QSV_VERSION_ATLEAST(1, 11)
49
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50#define QSV_COMMON_OPTS \
51{ "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 0, INT_MAX, VE }, \
52{ "avbr_accuracy", "Accuracy of the AVBR ratecontrol", OFFSET(qsv.avbr_accuracy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
53{ "avbr_convergence", "Convergence of the AVBR ratecontrol", OFFSET(qsv.avbr_convergence), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
54{ "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_BALANCED }, 0, 7, VE, "preset" }, \
55{ "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, "preset" }, \
56{ "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, "preset" }, \
57{ "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" }, \
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58{ "la_depth", "Number of frames to analyze before encoding.", OFFSET(qsv.la_depth), AV_OPT_TYPE_INT, { .i64 = 9 }, 9, 100, VE, "la_depth" }, \
59{ "unset", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 9 }, INT_MIN, INT_MAX, VE, "la_depth" }, \
e7d7cf86 60{ "vcm", "Use the video conferencing mode ratecontrol", OFFSET(qsv.vcm), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, \
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61{ "rdo", "Enable rate distortion optimization", OFFSET(qsv.rdo), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
62{ "max_frame_size", "Maximum encoded frame size in bytes", OFFSET(qsv.max_frame_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE }, \
63{ "max_slice_size", "Maximum encoded slice size in bytes", OFFSET(qsv.max_slice_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE }, \
64{ "bitrate_limit", "Toggle bitrate limitations", OFFSET(qsv.bitrate_limit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
65{ "mbbrc", "MB level bitrate control", OFFSET(qsv.mbbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
66{ "extbrc", "Extended bitrate control", OFFSET(qsv.extbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
67{ "adaptive_i", "Adaptive I-frame placement", OFFSET(qsv.adaptive_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
68{ "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
b843b343 69{ "b_strategy", "Strategy to choose between I/P/B-frames", OFFSET(qsv.b_strategy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
fb8753ad 70
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71typedef struct QSVEncContext {
72 AVCodecContext *avctx;
73
74 QSVFrame *work_frames;
75
76 mfxSession session;
77 mfxSession internal_session;
78
79 int packet_size;
66acb76b 80 int width_align;
8fd8f91e 81 int height_align;
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82
83 mfxVideoParam param;
84 mfxFrameAllocRequest req;
85
86 mfxExtCodingOption extco;
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87#if QSV_HAVE_CO2
88 mfxExtCodingOption2 extco2;
89#endif
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90
91 mfxExtOpaqueSurfaceAlloc opaque_alloc;
92 mfxFrameSurface1 **opaque_surfaces;
93 AVBufferRef *opaque_alloc_buf;
94
e7d7cf86 95 mfxExtBuffer *extparam_internal[2 + QSV_HAVE_CO2];
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96 int nb_extparam_internal;
97
772c87c5 98 mfxExtBuffer **extparam;
72b7441a 99
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100 AVFifoBuffer *async_fifo;
101
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102 QSVFramesContext frames_ctx;
103
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104 // options set by the caller
105 int async_depth;
106 int idr_interval;
107 int profile;
108 int preset;
109 int avbr_accuracy;
110 int avbr_convergence;
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111 int la_depth;
112 int vcm;
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113 int rdo;
114 int max_frame_size;
115 int max_slice_size;
116
117 int single_sei_nal_unit;
118 int max_dec_frame_buffering;
119 int trellis;
120
121 int bitrate_limit;
122 int mbbrc;
123 int extbrc;
124 int adaptive_i;
125 int adaptive_b;
0e6c8532 126 int b_strategy;
9cac1b4b 127 int cavlc;
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128
129 int int_ref_type;
130 int int_ref_cycle_size;
131 int int_ref_qp_delta;
132 int recovery_point_sei;
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133
134 char *load_plugins;
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135} QSVEncContext;
136
137int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q);
138
139int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
140 AVPacket *pkt, const AVFrame *frame, int *got_packet);
141
142int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q);
143
144#endif /* AVCODEC_QSVENC_H */