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FFmpeg/libavcodec/qsvenc_vp9.c
Haihao Xiang 6900feef06 lavc/qsv: create mfx session using oneVPL for decoding/encoding
If qsv hwdevice is available, use the mfxLoader handle in qsv hwdevice
to create mfx session. Otherwise create mfx session with a new mfxLoader
handle.

This is in preparation for oneVPL support
2022-08-12 10:43:39 +08:00

125 lines
4.7 KiB
C

/*
* Intel MediaSDK QSV based VP9 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 "qsv.h"
#include "qsvenc.h"
typedef struct QSVVP9EncContext {
AVClass *class;
QSVEncContext qsv;
} QSVVP9EncContext;
static av_cold int qsv_enc_init(AVCodecContext *avctx)
{
QSVVP9EncContext *q = avctx->priv_data;
q->qsv.low_power = 1;
return ff_qsv_enc_init(avctx, &q->qsv);
}
static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *frame, int *got_packet)
{
QSVVP9EncContext *q = avctx->priv_data;
return ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet);
}
static av_cold int qsv_enc_close(AVCodecContext *avctx)
{
QSVVP9EncContext *q = avctx->priv_data;
return ff_qsv_enc_close(avctx, &q->qsv);
}
#define OFFSET(x) offsetof(QSVVP9EncContext, x)
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
QSV_COMMON_OPTS
{ "profile", NULL, OFFSET(qsv.profile), AV_OPT_TYPE_INT, { .i64 = MFX_PROFILE_UNKNOWN }, 0, INT_MAX, VE, "profile" },
{ "unknown", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_UNKNOWN}, INT_MIN, INT_MAX, VE, "profile" },
{ "profile0", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_VP9_0 }, INT_MIN, INT_MAX, VE, "profile" },
{ "profile1", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_VP9_1 }, INT_MIN, INT_MAX, VE, "profile" },
{ "profile2", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_VP9_2 }, INT_MIN, INT_MAX, VE, "profile" },
{ "profile3", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_VP9_3 }, INT_MIN, INT_MAX, VE, "profile" },
#if QSV_HAVE_EXT_VP9_TILES
/* The minimum tile width in luma pixels is 256, set maximum tile_cols to 32 for 8K video */
{ "tile_cols", "Number of columns for tiled encoding", OFFSET(qsv.tile_cols), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 32, VE },
/* Set maximum tile_rows to 4 per VP9 spec */
{ "tile_rows", "Number of rows for tiled encoding", OFFSET(qsv.tile_rows), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 4, VE },
#else
{ "tile_cols", "(not supported)", OFFSET(qsv.tile_cols), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 0, VE },
{ "tile_rows", "(not supported)", OFFSET(qsv.tile_rows), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 0, VE },
#endif
{ NULL },
};
static const AVClass class = {
.class_name = "vp9_qsv encoder",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
static const FFCodecDefault qsv_enc_defaults[] = {
{ "b", "1M" },
{ "refs", "0" },
{ "g", "250" },
{ "trellis", "-1" },
{ "flags", "+cgop" },
{ NULL },
};
const FFCodec ff_vp9_qsv_encoder = {
.p.name = "vp9_qsv",
.p.long_name = NULL_IF_CONFIG_SMALL("VP9 video (Intel Quick Sync Video acceleration)"),
.priv_data_size = sizeof(QSVVP9EncContext),
.p.type = AVMEDIA_TYPE_VIDEO,
.p.id = AV_CODEC_ID_VP9,
.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_NOT_INIT_THREADSAFE |
FF_CODEC_CAP_INIT_CLEANUP,
.p.wrapper_name = "qsv",
.hw_configs = ff_qsv_enc_hw_configs,
};