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114 lines
3.8 KiB
114 lines
3.8 KiB
/* |
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* Intel MediaSDK QSV based MPEG-2 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 QSVMpeg2EncContext { |
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AVClass *class; |
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QSVEncContext qsv; |
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} QSVMpeg2EncContext; |
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static av_cold int qsv_enc_init(AVCodecContext *avctx) |
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{ |
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QSVMpeg2EncContext *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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QSVMpeg2EncContext *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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QSVMpeg2EncContext *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(QSVMpeg2EncContext, 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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QSV_COMMON_OPTS |
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QSV_OPTION_RDO |
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{ "profile", NULL, OFFSET(qsv.profile), AV_OPT_TYPE_INT, { .i64 = MFX_PROFILE_UNKNOWN }, 0, INT_MAX, VE, .unit = "profile" }, |
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{ "unknown", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, VE, .unit = "profile" }, |
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{ "simple", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_MPEG2_SIMPLE }, INT_MIN, INT_MAX, VE, .unit = "profile" }, |
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{ "main", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_MPEG2_MAIN }, INT_MIN, INT_MAX, VE, .unit = "profile" }, |
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{ "high", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_MPEG2_HIGH }, INT_MIN, INT_MAX, VE, .unit = "profile" }, |
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{ NULL }, |
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}; |
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static const AVClass class = { |
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.class_name = "mpeg2_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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{ "b", "1M" }, |
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{ "refs", "0" }, |
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// same as the x264 default |
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{ "g", "250" }, |
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{ "bf", "3" }, |
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{ "trellis", "-1" }, |
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{ "flags", "+cgop" }, |
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{ NULL }, |
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}; |
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const FFCodec ff_mpeg2_qsv_encoder = { |
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.p.name = "mpeg2_qsv", |
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CODEC_LONG_NAME("MPEG-2 video (Intel Quick Sync Video acceleration)"), |
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.priv_data_size = sizeof(QSVMpeg2EncContext), |
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.p.type = AVMEDIA_TYPE_VIDEO, |
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.p.id = AV_CODEC_ID_MPEG2VIDEO, |
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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_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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.caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE | |
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FF_CODEC_CAP_INIT_CLEANUP, |
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.p.wrapper_name = "qsv", |
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.hw_configs = ff_qsv_enc_hw_configs, |
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};
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