lavc/qsvenc_jpeg: add async_depth support
[libav.git] / libavcodec / qsvenc_jpeg.c
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1/*
2 * Intel MediaSDK QSV based MJPEG encoder
3 *
4 * This file is part of Libav.
5 *
6 * Libav 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 * Libav 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 Libav; 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 "internal.h"
32#include "h264.h"
33#include "qsv.h"
34#include "qsv_internal.h"
35#include "qsvenc.h"
36
37typedef struct QSVMJPEGEncContext {
38 AVClass *class;
39 QSVEncContext qsv;
40} QSVMJPEGEncContext;
41
42static av_cold int qsv_enc_init(AVCodecContext *avctx)
43{
44 QSVMJPEGEncContext *q = avctx->priv_data;
45
46 return ff_qsv_enc_init(avctx, &q->qsv);
47}
48
49static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt,
50 const AVFrame *frame, int *got_packet)
51{
52 QSVMJPEGEncContext *q = avctx->priv_data;
53
54 return ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet);
55}
56
57static av_cold int qsv_enc_close(AVCodecContext *avctx)
58{
59 QSVMJPEGEncContext *q = avctx->priv_data;
60
61 return ff_qsv_enc_close(avctx, &q->qsv);
62}
63
64#define OFFSET(x) offsetof(QSVMJPEGEncContext, x)
65#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
66static const AVOption options[] = {
4c5e77e0 67 { "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1, INT_MAX, VE },
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68 { NULL },
69};
70
71static const AVClass class = {
72 .class_name = "mjpeg_qsv encoder",
73 .item_name = av_default_item_name,
74 .option = options,
75 .version = LIBAVUTIL_VERSION_INT,
76};
77
78AVCodec ff_mjpeg_qsv_encoder = {
79 .name = "mjpeg_qsv",
80 .long_name = NULL_IF_CONFIG_SMALL("MJPEG (Intel Quick Sync Video acceleration)"),
81 .priv_data_size = sizeof(QSVMJPEGEncContext),
82 .type = AVMEDIA_TYPE_VIDEO,
83 .id = AV_CODEC_ID_MJPEG,
84 .init = qsv_enc_init,
85 .encode2 = qsv_enc_frame,
86 .close = qsv_enc_close,
47687a2f 87 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HYBRID,
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88 .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
89 AV_PIX_FMT_QSV,
90 AV_PIX_FMT_NONE },
91 .priv_class = &class,
47687a2f 92 .wrapper_name = "qsv",
2fd6e7d0 93};