2 * Intel MediaSDK QSV based MJPEG encoder
4 * This file is part of FFmpeg.
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.
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.
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
23 #include <sys/types.h>
27 #include "libavutil/common.h"
28 #include "libavutil/opt.h"
31 #include "codec_internal.h"
35 typedef struct QSVMJPEGEncContext {
40 static av_cold int qsv_enc_init(AVCodecContext *avctx)
42 QSVMJPEGEncContext *q = avctx->priv_data;
44 return ff_qsv_enc_init(avctx, &q->qsv);
47 static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt,
48 const AVFrame *frame, int *got_packet)
50 QSVMJPEGEncContext *q = avctx->priv_data;
52 return ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet);
55 static av_cold int qsv_enc_close(AVCodecContext *avctx)
57 QSVMJPEGEncContext *q = avctx->priv_data;
59 return ff_qsv_enc_close(avctx, &q->qsv);
62 #define OFFSET(x) offsetof(QSVMJPEGEncContext, x)
63 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
64 static const AVOption options[] = {
65 { "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1, INT_MAX, VE },
69 static const AVClass class = {
70 .class_name = "mjpeg_qsv encoder",
71 .item_name = av_default_item_name,
73 .version = LIBAVUTIL_VERSION_INT,
76 static const FFCodecDefault qsv_enc_defaults[] = {
77 { "global_quality", "80" },
81 const FFCodec ff_mjpeg_qsv_encoder = {
82 .p.name = "mjpeg_qsv",
83 CODEC_LONG_NAME("MJPEG (Intel Quick Sync Video acceleration)"),
84 .priv_data_size = sizeof(QSVMJPEGEncContext),
85 .p.type = AVMEDIA_TYPE_VIDEO,
86 .p.id = AV_CODEC_ID_MJPEG,
88 FF_CODEC_ENCODE_CB(qsv_enc_frame),
89 .close = qsv_enc_close,
90 .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HYBRID,
91 .p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
96 .p.priv_class = &class,
97 .defaults = qsv_enc_defaults,
98 .p.wrapper_name = "qsv",
99 .hw_configs = ff_qsv_enc_hw_configs,
100 .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE,