1 /*
2 * Intel MediaSDK QSV based VP9 encoder
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21
22 #include <stdint.h>
23 #include <sys/types.h>
24
25 #include <mfx/mfxvideo.h>
26
27 #include "libavutil/common.h"
28 #include "libavutil/opt.h"
29
30 #include "avcodec.h"
31 #include "codec_internal.h"
32 #include "qsv.h"
33 #include "qsv_internal.h"
34 #include "qsvenc.h"
35
36 typedef struct QSVVP9EncContext {
37 AVClass *class;
38 QSVEncContext qsv;
39 } QSVVP9EncContext;
40
qsv_enc_init(AVCodecContext *avctx)41 static av_cold int qsv_enc_init(AVCodecContext *avctx)
42 {
43 QSVVP9EncContext *q = avctx->priv_data;
44 q->qsv.low_power = 1;
45
46 return ff_qsv_enc_init(avctx, &q->qsv);
47 }
48
qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)49 static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt,
50 const AVFrame *frame, int *got_packet)
51 {
52 QSVVP9EncContext *q = avctx->priv_data;
53
54 return ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet);
55 }
56
qsv_enc_close(AVCodecContext *avctx)57 static av_cold int qsv_enc_close(AVCodecContext *avctx)
58 {
59 QSVVP9EncContext *q = avctx->priv_data;
60
61 return ff_qsv_enc_close(avctx, &q->qsv);
62 }
63
64 #define OFFSET(x) offsetof(QSVVP9EncContext, x)
65 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
66 static const AVOption options[] = {
67 QSV_COMMON_OPTS
68
69 { "profile", NULL, OFFSET(qsv.profile), AV_OPT_TYPE_INT, { .i64 = MFX_PROFILE_UNKNOWN }, 0, INT_MAX, VE, "profile" },
70 { "unknown", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_UNKNOWN}, INT_MIN, INT_MAX, VE, "profile" },
71 { "profile0", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_VP9_0 }, INT_MIN, INT_MAX, VE, "profile" },
72 { "profile1", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_VP9_1 }, INT_MIN, INT_MAX, VE, "profile" },
73 { "profile2", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_VP9_2 }, INT_MIN, INT_MAX, VE, "profile" },
74 { "profile3", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_VP9_3 }, INT_MIN, INT_MAX, VE, "profile" },
75
76 #if QSV_HAVE_EXT_VP9_TILES
77 /* The minimum tile width in luma pixels is 256, set maximum tile_cols to 32 for 8K video */
78 { "tile_cols", "Number of columns for tiled encoding", OFFSET(qsv.tile_cols), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 32, VE },
79 /* Set maximum tile_rows to 4 per VP9 spec */
80 { "tile_rows", "Number of rows for tiled encoding", OFFSET(qsv.tile_rows), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 4, VE },
81 #else
82 { "tile_cols", "(not supported)", OFFSET(qsv.tile_cols), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 0, VE },
83 { "tile_rows", "(not supported)", OFFSET(qsv.tile_rows), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 0, VE },
84 #endif
85
86 { NULL },
87 };
88
89 static const AVClass class = {
90 .class_name = "vp9_qsv encoder",
91 .item_name = av_default_item_name,
92 .option = options,
93 .version = LIBAVUTIL_VERSION_INT,
94 };
95
96 static const FFCodecDefault qsv_enc_defaults[] = {
97 { "b", "1M" },
98 { "refs", "0" },
99 { "g", "250" },
100 { "trellis", "-1" },
101 { "flags", "+cgop" },
102 { NULL },
103 };
104
105 const FFCodec ff_vp9_qsv_encoder = {
106 .p.name = "vp9_qsv",
107 .p.long_name = NULL_IF_CONFIG_SMALL("VP9 video (Intel Quick Sync Video acceleration)"),
108 .priv_data_size = sizeof(QSVVP9EncContext),
109 .p.type = AVMEDIA_TYPE_VIDEO,
110 .p.id = AV_CODEC_ID_VP9,
111 .init = qsv_enc_init,
112 FF_CODEC_ENCODE_CB(qsv_enc_frame),
113 .close = qsv_enc_close,
114 .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HYBRID,
115 .p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
116 AV_PIX_FMT_P010,
117 AV_PIX_FMT_QSV,
118 AV_PIX_FMT_NONE },
119 .p.priv_class = &class,
120 .defaults = qsv_enc_defaults,
121 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
122 .p.wrapper_name = "qsv",
123 .hw_configs = ff_qsv_enc_hw_configs,
124 };
125