| /* |
| * Intel MediaSDK QSV based AV1 encoder |
| * |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * FFmpeg is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| |
| #include <stdint.h> |
| #include <sys/types.h> |
| |
| #include <mfxvideo.h> |
| |
| #include "libavutil/common.h" |
| #include "libavutil/opt.h" |
| |
| #include "avcodec.h" |
| #include "codec_internal.h" |
| #include "bsf.h" |
| #include "qsv.h" |
| #include "qsvenc.h" |
| |
| typedef struct QSVAV1EncContext { |
| AVClass *class; |
| AVBSFContext *extra_data_bsf; |
| QSVEncContext qsv; |
| } QSVAV1EncContext; |
| |
| static av_cold int qsv_enc_init(AVCodecContext *avctx) |
| { |
| QSVAV1EncContext *q = avctx->priv_data; |
| int ret; |
| |
| if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) { |
| const AVBitStreamFilter *filter = av_bsf_get_by_name("extract_extradata"); |
| if (!filter) { |
| av_log(avctx, AV_LOG_ERROR, "Cannot get extract_extradata bitstream filter\n"); |
| return AVERROR_BUG; |
| } |
| ret = av_bsf_alloc(filter, &q->extra_data_bsf); |
| if (ret < 0) |
| return ret; |
| ret = avcodec_parameters_from_context(q->extra_data_bsf->par_in, avctx); |
| if (ret < 0) |
| return ret; |
| ret = av_bsf_init(q->extra_data_bsf); |
| if (ret < 0) |
| return ret; |
| } |
| |
| return ff_qsv_enc_init(avctx, &q->qsv); |
| } |
| |
| static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt, |
| const AVFrame *frame, int *got_packet) |
| { |
| QSVAV1EncContext *q = avctx->priv_data; |
| int ret; |
| |
| ret = ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet); |
| if (ret < 0) |
| return ret; |
| |
| if (*got_packet && avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) { |
| ret = av_bsf_send_packet(q->extra_data_bsf, pkt); |
| if (ret < 0) { |
| av_log(avctx, AV_LOG_ERROR, "extract_extradata filter " |
| "failed to send input packet\n"); |
| return ret; |
| } |
| |
| ret = av_bsf_receive_packet(q->extra_data_bsf, pkt); |
| if (ret < 0) { |
| av_log(avctx, AV_LOG_ERROR, "extract_extradata filter " |
| "failed to receive output packet\n"); |
| return ret; |
| } |
| } |
| |
| return ret; |
| } |
| |
| static av_cold int qsv_enc_close(AVCodecContext *avctx) |
| { |
| QSVAV1EncContext *q = avctx->priv_data; |
| |
| av_bsf_free(&q->extra_data_bsf); |
| |
| return ff_qsv_enc_close(avctx, &q->qsv); |
| } |
| |
| #define OFFSET(x) offsetof(QSVAV1EncContext, x) |
| #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM |
| static const AVOption options[] = { |
| QSV_COMMON_OPTS |
| QSV_OPTION_B_STRATEGY |
| QSV_OPTION_ADAPTIVE_I |
| QSV_OPTION_ADAPTIVE_B |
| QSV_OPTION_EXTBRC |
| QSV_OPTION_LOW_DELAY_BRC |
| QSV_OPTION_MAX_FRAME_SIZE |
| { "profile", NULL, OFFSET(qsv.profile), AV_OPT_TYPE_INT, { .i64 = MFX_PROFILE_UNKNOWN }, 0, INT_MAX, VE, .unit = "profile" }, |
| { "unknown" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, VE, .unit = "profile" }, |
| { "main" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AV1_MAIN }, INT_MIN, INT_MAX, VE, .unit = "profile" }, |
| { "tile_cols", "Number of columns for tiled encoding", OFFSET(qsv.tile_cols), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, VE }, |
| { "tile_rows", "Number of rows for tiled encoding", OFFSET(qsv.tile_rows), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, VE }, |
| { "look_ahead_depth", "Depth of look ahead in number frames, available when extbrc option is enabled", OFFSET(qsv.look_ahead_depth), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100, VE }, |
| { NULL }, |
| }; |
| |
| static const AVClass class = { |
| .class_name = "av1_qsv encoder", |
| .item_name = av_default_item_name, |
| .option = options, |
| .version = LIBAVUTIL_VERSION_INT, |
| }; |
| |
| static const FFCodecDefault qsv_enc_defaults[] = { |
| { "b", "0" }, |
| { "g", "-1" }, |
| { "bf", "-1" }, |
| { "refs", "0" }, |
| { NULL }, |
| }; |
| |
| FFCodec ff_av1_qsv_encoder = { |
| .p.name = "av1_qsv", |
| .p.long_name = NULL_IF_CONFIG_SMALL("AV1 (Intel Quick Sync Video acceleration)"), |
| .priv_data_size = sizeof(QSVAV1EncContext), |
| .p.type = AVMEDIA_TYPE_VIDEO, |
| .p.id = AV_CODEC_ID_AV1, |
| .init = qsv_enc_init, |
| FF_CODEC_ENCODE_CB(qsv_enc_frame), |
| .close = qsv_enc_close, |
| .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HYBRID, |
| .p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12, |
| AV_PIX_FMT_P010, |
| AV_PIX_FMT_QSV, |
| AV_PIX_FMT_NONE }, |
| .p.priv_class = &class, |
| .defaults = qsv_enc_defaults, |
| .caps_internal = FF_CODEC_CAP_INIT_CLEANUP, |
| .p.wrapper_name = "qsv", |
| .hw_configs = ff_qsv_enc_hw_configs, |
| }; |