1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
/*
* Intel MediaSDK QSV based H.264 encoder
*
* 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
*/
#include <stdint.h>
#include <sys/types.h>
#include <mfxvideo.h>
#include "libavutil/common.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "qsv.h"
#include "qsvenc.h"
#include "atsc_a53.h"
typedef struct QSVH264EncContext {
AVClass *class;
QSVEncContext qsv;
} QSVH264EncContext;
static int qsv_h264_set_encode_ctrl(AVCodecContext *avctx,
const AVFrame *frame, mfxEncodeCtrl* enc_ctrl)
{
QSVH264EncContext *qh264 = avctx->priv_data;
QSVEncContext *q = &qh264->qsv;
if (q->a53_cc && frame) {
mfxPayload* payload;
mfxU8* sei_data;
size_t sei_size;
int res;
res = ff_alloc_a53_sei(frame, sizeof(mfxPayload) + 2, (void**)&payload, &sei_size);
if (res < 0 || !payload)
return res;
sei_data = (mfxU8*)(payload + 1);
// SEI header
sei_data[0] = 4;
sei_data[1] = (mfxU8)sei_size; // size of SEI data
// SEI data filled in by ff_alloc_a53_sei
payload->BufSize = sei_size + 2;
payload->NumBit = payload->BufSize * 8;
payload->Type = 4;
payload->Data = sei_data;
enc_ctrl->NumExtParam = 0;
enc_ctrl->NumPayload = 1;
enc_ctrl->Payload[0] = payload;
}
return 0;
}
static av_cold int qsv_enc_init(AVCodecContext *avctx)
{
QSVH264EncContext *q = avctx->priv_data;
q->qsv.set_encode_ctrl_cb = qsv_h264_set_encode_ctrl;
return ff_qsv_enc_init(avctx, &q->qsv);
}
static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *frame, int *got_packet)
{
QSVH264EncContext *q = avctx->priv_data;
return ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet);
}
static av_cold int qsv_enc_close(AVCodecContext *avctx)
{
QSVH264EncContext *q = avctx->priv_data;
return ff_qsv_enc_close(avctx, &q->qsv);
}
#define OFFSET(x) offsetof(QSVH264EncContext, x)
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
QSV_COMMON_OPTS
QSV_OPTION_RDO
QSV_OPTION_MAX_FRAME_SIZE
QSV_OPTION_MAX_SLICE_SIZE
QSV_OPTION_BITRATE_LIMIT
QSV_OPTION_MBBRC
QSV_OPTION_EXTBRC
QSV_OPTION_ADAPTIVE_I
QSV_OPTION_ADAPTIVE_B
QSV_OPTION_P_STRATEGY
QSV_OPTION_B_STRATEGY
QSV_OPTION_DBLK_IDC
QSV_OPTION_LOW_DELAY_BRC
QSV_OPTION_MAX_MIN_QP
QSV_OPTION_SCENARIO
QSV_OPTION_AVBR
QSV_OPTION_SKIP_FRAME
#if QSV_HAVE_HE
QSV_HE_OPTIONS
#endif
{ "cavlc", "Enable CAVLC", OFFSET(qsv.cavlc), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
#if QSV_HAVE_VCM
{ "vcm", "Use the video conferencing mode ratecontrol", OFFSET(qsv.vcm), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
#endif
{ "idr_interval", "Distance (in I-frames) between IDR frames", OFFSET(qsv.idr_interval), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
{ "pic_timing_sei", "Insert picture timing SEI with pic_struct_syntax element", OFFSET(qsv.pic_timing_sei), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
{ "single_sei_nal_unit", "Put all the SEI messages into one NALU", OFFSET(qsv.single_sei_nal_unit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
{ "max_dec_frame_buffering", "Maximum number of frames buffered in the DPB", OFFSET(qsv.max_dec_frame_buffering), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, VE },
{ "look_ahead", "Use VBR algorithm with look ahead", OFFSET(qsv.look_ahead), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
{ "look_ahead_depth", "Depth of look ahead in number frames", OFFSET(qsv.look_ahead_depth), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100, VE },
{ "look_ahead_downsampling", "Downscaling factor for the frames saved for the lookahead analysis", OFFSET(qsv.look_ahead_downsampling),
AV_OPT_TYPE_INT, { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, MFX_LOOKAHEAD_DS_UNKNOWN, MFX_LOOKAHEAD_DS_4x, VE, "look_ahead_downsampling" },
{ "unknown" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, INT_MIN, INT_MAX, VE, "look_ahead_downsampling" },
{ "auto" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, INT_MIN, INT_MAX, VE, "look_ahead_downsampling" },
{ "off" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_OFF }, INT_MIN, INT_MAX, VE, "look_ahead_downsampling" },
{ "2x" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_2x }, INT_MIN, INT_MAX, VE, "look_ahead_downsampling" },
{ "4x" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_4x }, INT_MIN, INT_MAX, VE, "look_ahead_downsampling" },
{ "int_ref_type", "Intra refresh type. B frames should be set to 0.", OFFSET(qsv.int_ref_type), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE, "int_ref_type" },
{ "none", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, .flags = VE, "int_ref_type" },
{ "vertical", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, .flags = VE, "int_ref_type" },
{ "horizontal", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 2 }, .flags = VE, "int_ref_type" },
{ "slice" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 3 }, .flags = VE, "int_ref_type" },
{ "int_ref_cycle_size", "Number of frames in the intra refresh cycle", OFFSET(qsv.int_ref_cycle_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE },
{ "int_ref_qp_delta", "QP difference for the refresh MBs", OFFSET(qsv.int_ref_qp_delta), AV_OPT_TYPE_INT, { .i64 = INT16_MIN }, INT16_MIN, INT16_MAX, VE },
{ "recovery_point_sei", "Insert recovery point SEI messages", OFFSET(qsv.recovery_point_sei), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
{ "int_ref_cycle_dist", "Distance between the beginnings of the intra-refresh cycles in frames", OFFSET(qsv.int_ref_cycle_dist), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT16_MAX, VE },
{ "profile", NULL, OFFSET(qsv.profile), AV_OPT_TYPE_INT, { .i64 = MFX_PROFILE_UNKNOWN }, 0, INT_MAX, VE, "profile" },
{ "unknown" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, VE, "profile" },
{ "baseline", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_BASELINE }, INT_MIN, INT_MAX, VE, "profile" },
{ "main" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_MAIN }, INT_MIN, INT_MAX, VE, "profile" },
{ "high" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_HIGH }, INT_MIN, INT_MAX, VE, "profile" },
{ "a53cc" , "Use A53 Closed Captions (if available)", OFFSET(qsv.a53_cc), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, VE},
{ "aud", "Insert the Access Unit Delimiter NAL", OFFSET(qsv.aud), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE},
#if QSV_HAVE_MF
{ "mfmode", "Multi-Frame Mode", OFFSET(qsv.mfmode), AV_OPT_TYPE_INT, { .i64 = MFX_MF_AUTO }, MFX_MF_DEFAULT, MFX_MF_AUTO, VE, "mfmode"},
{ "off" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_DISABLED }, INT_MIN, INT_MAX, VE, "mfmode" },
{ "auto" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_AUTO }, INT_MIN, INT_MAX, VE, "mfmode" },
#endif
{ "repeat_pps", "repeat pps for every frame", OFFSET(qsv.repeat_pps), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
{ NULL },
};
static const AVClass class = {
.class_name = "h264_qsv encoder",
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
static const FFCodecDefault qsv_enc_defaults[] = {
{ "b", "1M" },
{ "refs", "0" },
{ "g", "-1" },
{ "bf", "-1" },
{ "qmin", "-1" },
{ "qmax", "-1" },
{ "trellis", "-1" },
{ "flags", "+cgop" },
{ NULL },
};
const FFCodec ff_h264_qsv_encoder = {
.p.name = "h264_qsv",
CODEC_LONG_NAME("H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (Intel Quick Sync Video acceleration)"),
.priv_data_size = sizeof(QSVH264EncContext),
.p.type = AVMEDIA_TYPE_VIDEO,
.p.id = AV_CODEC_ID_H264,
.init = qsv_enc_init,
FF_CODEC_ENCODE_CB(qsv_enc_frame),
.close = qsv_enc_close,
.p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HYBRID,
.p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
AV_PIX_FMT_QSV,
AV_PIX_FMT_NONE },
.p.priv_class = &class,
.defaults = qsv_enc_defaults,
.caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE |
FF_CODEC_CAP_INIT_CLEANUP,
.p.wrapper_name = "qsv",
.hw_configs = ff_qsv_enc_hw_configs,
};
|
