mirror of
https://github.com/FFmpeg/FFmpeg.git
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102 lines
3.2 KiB
C
102 lines
3.2 KiB
C
/*
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* Intel MediaSDK QSV based MJPEG encoder
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdint.h>
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#include <sys/types.h>
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#include <mfxvideo.h>
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#include "libavutil/common.h"
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#include "libavutil/opt.h"
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#include "avcodec.h"
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#include "codec_internal.h"
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#include "qsv.h"
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#include "qsvenc.h"
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typedef struct QSVMJPEGEncContext {
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AVClass *class;
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QSVEncContext qsv;
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} QSVMJPEGEncContext;
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static av_cold int qsv_enc_init(AVCodecContext *avctx)
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{
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QSVMJPEGEncContext *q = avctx->priv_data;
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return ff_qsv_enc_init(avctx, &q->qsv);
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}
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static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt,
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const AVFrame *frame, int *got_packet)
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{
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QSVMJPEGEncContext *q = avctx->priv_data;
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return ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet);
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}
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static av_cold int qsv_enc_close(AVCodecContext *avctx)
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{
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QSVMJPEGEncContext *q = avctx->priv_data;
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return ff_qsv_enc_close(avctx, &q->qsv);
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}
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#define OFFSET(x) offsetof(QSVMJPEGEncContext, x)
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#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
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static const AVOption options[] = {
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{ "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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{ NULL },
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};
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static const AVClass class = {
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.class_name = "mjpeg_qsv encoder",
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.item_name = av_default_item_name,
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.option = options,
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.version = LIBAVUTIL_VERSION_INT,
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};
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static const FFCodecDefault qsv_enc_defaults[] = {
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{ "global_quality", "80" },
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{ NULL },
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};
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const FFCodec ff_mjpeg_qsv_encoder = {
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.p.name = "mjpeg_qsv",
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CODEC_LONG_NAME("MJPEG (Intel Quick Sync Video acceleration)"),
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.priv_data_size = sizeof(QSVMJPEGEncContext),
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.p.type = AVMEDIA_TYPE_VIDEO,
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.p.id = AV_CODEC_ID_MJPEG,
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.init = qsv_enc_init,
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FF_CODEC_ENCODE_CB(qsv_enc_frame),
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.close = qsv_enc_close,
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.p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HYBRID,
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.p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
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AV_PIX_FMT_YUYV422,
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AV_PIX_FMT_BGRA,
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AV_PIX_FMT_QSV,
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AV_PIX_FMT_NONE },
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.p.priv_class = &class,
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.defaults = qsv_enc_defaults,
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.p.wrapper_name = "qsv",
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.hw_configs = ff_qsv_enc_hw_configs,
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.caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE,
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};
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