c309ddbe91511a9d17cef5ea133e1e7044c0fcf5
[libav.git] / libavcodec / qsvenc.h
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"
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
42 #define QSV_HAVE_LA QSV_VERSION_ATLEAST(1, 7)
43 #define QSV_HAVE_LA_HRD QSV_VERSION_ATLEAST(1, 11)
44 #define QSV_HAVE_ICQ QSV_VERSION_ATLEAST(1, 8)
45 #define QSV_HAVE_VCM QSV_VERSION_ATLEAST(1, 8)
46 #define QSV_HAVE_QVBR QSV_VERSION_ATLEAST(1, 11)
47
48 #define QSV_COMMON_OPTS \
49 { "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 0, INT_MAX, VE }, \
50 { "avbr_accuracy", "Accuracy of the AVBR ratecontrol", OFFSET(qsv.avbr_accuracy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
51 { "avbr_convergence", "Convergence of the AVBR ratecontrol", OFFSET(qsv.avbr_convergence), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
52 { "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_BALANCED }, 0, 7, VE, "preset" }, \
53 { "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, "preset" }, \
54 { "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, "preset" }, \
55 { "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" }, \
56
57 typedef struct QSVEncContext {
58 AVCodecContext *avctx;
59
60 QSVFrame *work_frames;
61
62 mfxSession session;
63 mfxSession internal_session;
64
65 int packet_size;
66 int width_align;
67
68 mfxVideoParam param;
69 mfxFrameAllocRequest req;
70
71 mfxExtCodingOption extco;
72
73 mfxExtOpaqueSurfaceAlloc opaque_alloc;
74 mfxFrameSurface1 **opaque_surfaces;
75 AVBufferRef *opaque_alloc_buf;
76
77 mfxExtBuffer *extparam_internal[2];
78 int nb_extparam_internal;
79
80 mfxExtBuffer **extparam;
81
82 AVFifoBuffer *async_fifo;
83
84 // options set by the caller
85 int async_depth;
86 int idr_interval;
87 int profile;
88 int preset;
89 int avbr_accuracy;
90 int avbr_convergence;
91
92 char *load_plugins;
93 } QSVEncContext;
94
95 int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q);
96
97 int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
98 AVPacket *pkt, const AVFrame *frame, int *got_packet);
99
100 int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q);
101
102 #endif /* AVCODEC_QSVENC_H */