libavcodec/qsvenc_h264.c - play-games/ffmpeg - Git at Google


            
            /*

            
             * Intel MediaSDK QSV based H.264 encoder

            
             *

            
             * copyright (c) 2013 Yukinori Yamazoe

            
             *

            
             * 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"

            
            #include "atsc_a53.h"


            typedef struct QSVH264EncContext {

            
                AVClass *class;

            
                QSVEncContext qsv;

            
            } QSVH264EncContext;


            static int qsv_h264_set_encode_ctrl(AVCodecContext *avctx,

            
                                                const AVFrame *frame, mfxEncodeCtrl* enc_ctrl)

            
            {

            
                QSVH264EncContext *qh264 = avctx->priv_data;

            
                QSVEncContext *q = &qh264->qsv;


                if (q->a53_cc && frame) {

            
                    mfxPayload* payload;

            
                    mfxU8* sei_data;

            
                    size_t sei_size;

            
                    int res;


                    res = ff_alloc_a53_sei(frame, sizeof(mfxPayload) + 2, (void**)&payload, &sei_size);

            
                    if (res < 0 || !payload)

            
                        return res;


                    sei_data = (mfxU8*)(payload + 1);

            
                    // SEI header

            
                    sei_data[0] = 4;

            
                    sei_data[1] = (mfxU8)sei_size; // size of SEI data

            
                    // SEI data filled in by ff_alloc_a53_sei


                    payload->BufSize = sei_size + 2;

            
                    payload->NumBit = payload->BufSize * 8;

            
                    payload->Type = 4;

            
                    payload->Data = sei_data;


                    enc_ctrl->NumExtParam = 0;

            
                    enc_ctrl->NumPayload = 1;

            
                    enc_ctrl->Payload[0] = payload;

            
                }

            
                return 0;

            
            }


            static av_cold int qsv_enc_init(AVCodecContext *avctx)

            
            {

            
                QSVH264EncContext *q = avctx->priv_data;


                q->qsv.set_encode_ctrl_cb = qsv_h264_set_encode_ctrl;

            
                return ff_qsv_enc_init(avctx, &q->qsv);

            
            }


            static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt,

            
                                     const AVFrame *frame, int *got_packet)

            
            {

            
                QSVH264EncContext *q = avctx->priv_data;


                return ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet);

            
            }


            static av_cold int qsv_enc_close(AVCodecContext *avctx)

            
            {

            
                QSVH264EncContext *q = avctx->priv_data;


                return ff_qsv_enc_close(avctx, &q->qsv);

            
            }


            #define OFFSET(x) offsetof(QSVH264EncContext, x)

            
            #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

            
            static const AVOption options[] = {

            
                QSV_COMMON_OPTS

            
                QSV_OPTION_RDO

            
                QSV_OPTION_MAX_FRAME_SIZE

            
                QSV_OPTION_MAX_SLICE_SIZE

            
                QSV_OPTION_BITRATE_LIMIT

            
                QSV_OPTION_MBBRC

            
                QSV_OPTION_EXTBRC

            
                QSV_OPTION_ADAPTIVE_I

            
                QSV_OPTION_ADAPTIVE_B

            
                QSV_OPTION_P_STRATEGY

            
                QSV_OPTION_B_STRATEGY

            
                QSV_OPTION_DBLK_IDC

            
                QSV_OPTION_LOW_DELAY_BRC

            
                QSV_OPTION_MAX_MIN_QP

            
                QSV_OPTION_SCENARIO

            
                QSV_OPTION_AVBR

            
                QSV_OPTION_SKIP_FRAME

            
            #if QSV_HAVE_HE

            
                QSV_HE_OPTIONS

            
            #endif


                { "cavlc",          "Enable CAVLC",                           OFFSET(qsv.cavlc),          AV_OPT_TYPE_BOOL, { .i64 = 0 },   0,          1, VE },

            
            #if QSV_HAVE_VCM

            
                { "vcm",      "Use the video conferencing mode ratecontrol",  OFFSET(qsv.vcm),      AV_OPT_TYPE_BOOL, { .i64 = 0  },  0, 1,         VE },

            
            #endif

            
                { "idr_interval", "Distance (in I-frames) between IDR frames", OFFSET(qsv.idr_interval), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },

            
                { "pic_timing_sei",    "Insert picture timing SEI with pic_struct_syntax element", OFFSET(qsv.pic_timing_sei), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },

            
                { "single_sei_nal_unit",    "Put all the SEI messages into one NALU",        OFFSET(qsv.single_sei_nal_unit),     AV_OPT_TYPE_INT, { .i64 = -1 }, -1,          1, VE },

            
                { "max_dec_frame_buffering", "Maximum number of frames buffered in the DPB", OFFSET(qsv.max_dec_frame_buffering), AV_OPT_TYPE_INT, { .i64 = 0 },   0, UINT16_MAX, VE },


                { "look_ahead",       "Use VBR algorithm with look ahead",    OFFSET(qsv.look_ahead),       AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },

            
                { "look_ahead_depth", "Depth of look ahead in number frames", OFFSET(qsv.look_ahead_depth), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100, VE },

            
                { "look_ahead_downsampling", "Downscaling factor for the frames saved for the lookahead analysis", OFFSET(qsv.look_ahead_downsampling),

            
                                                      AV_OPT_TYPE_INT,   { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, MFX_LOOKAHEAD_DS_UNKNOWN, MFX_LOOKAHEAD_DS_4x, VE, .unit = "look_ahead_downsampling" },

            
                { "unknown"                , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, INT_MIN, INT_MAX,     VE, .unit = "look_ahead_downsampling" },

            
                { "auto"                   , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, INT_MIN, INT_MAX,     VE, .unit = "look_ahead_downsampling" },

            
                { "off"                    , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_OFF     }, INT_MIN, INT_MAX,     VE, .unit = "look_ahead_downsampling" },

            
                { "2x"                     , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_2x      }, INT_MIN, INT_MAX,     VE, .unit = "look_ahead_downsampling" },

            
                { "4x"                     , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_4x      }, INT_MIN, INT_MAX,     VE, .unit = "look_ahead_downsampling" },


                { "int_ref_type", "Intra refresh type. B frames should be set to 0.",        OFFSET(qsv.int_ref_type),            AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE, .unit = "int_ref_type" },

            
                    { "none",     NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, .flags = VE, .unit = "int_ref_type" },

            
                    { "vertical", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, .flags = VE, .unit = "int_ref_type" },

            
                    { "horizontal", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 2 }, .flags = VE, .unit = "int_ref_type" },

            
                    { "slice"     , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 3 }, .flags = VE, .unit = "int_ref_type" },

            
                { "int_ref_cycle_size", "Number of frames in the intra refresh cycle",       OFFSET(qsv.int_ref_cycle_size),      AV_OPT_TYPE_INT, { .i64 = -1 },               -1, UINT16_MAX, VE },

            
                { "int_ref_qp_delta",   "QP difference for the refresh MBs",                 OFFSET(qsv.int_ref_qp_delta),        AV_OPT_TYPE_INT, { .i64 = INT16_MIN }, INT16_MIN,  INT16_MAX, VE },

            
                { "recovery_point_sei", "Insert recovery point SEI messages",                OFFSET(qsv.recovery_point_sei),      AV_OPT_TYPE_INT, { .i64 = -1 },               -1,          1, VE },

            
                { "int_ref_cycle_dist",   "Distance between the beginnings of the intra-refresh cycles in frames",  OFFSET(qsv.int_ref_cycle_dist),      AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT16_MAX, VE },

            
                { "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" },

            
                { "baseline", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_BASELINE }, INT_MIN, INT_MAX,     VE, .unit = "profile" },

            
                { "main"    , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_MAIN     }, INT_MIN, INT_MAX,     VE, .unit = "profile" },

            
                { "high"    , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_HIGH     }, INT_MIN, INT_MAX,     VE, .unit = "profile" },


                { "a53cc" , "Use A53 Closed Captions (if available)", OFFSET(qsv.a53_cc), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, VE},


                { "aud", "Insert the Access Unit Delimiter NAL", OFFSET(qsv.aud), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE},


            #if QSV_HAVE_MF

            
                { "mfmode", "Multi-Frame Mode", OFFSET(qsv.mfmode), AV_OPT_TYPE_INT, { .i64 = MFX_MF_AUTO }, MFX_MF_DEFAULT, MFX_MF_AUTO, VE, .unit = "mfmode"},

            
                { "off"    , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_DISABLED }, INT_MIN, INT_MAX,     VE, .unit = "mfmode" },

            
                { "auto"   , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_AUTO     }, INT_MIN, INT_MAX,     VE, .unit = "mfmode" },

            
            #endif


                { "repeat_pps", "repeat pps for every frame", OFFSET(qsv.repeat_pps), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },


                { NULL },

            
            };


            static const AVClass class = {

            
                .class_name = "h264_qsv encoder",

            
                .item_name  = av_default_item_name,

            
                .option     = options,

            
                .version    = LIBAVUTIL_VERSION_INT,

            
            };


            static const FFCodecDefault qsv_enc_defaults[] = {

            
                { "b",         "0"     },

            
                { "refs",      "0"     },

            
                { "g",         "-1"    },

            
                { "bf",        "-1"    },

            
                { "qmin",      "-1"    },

            
                { "qmax",      "-1"    },

            
                { "trellis",   "-1"    },

            
                { "flags",     "+cgop" },

            
                { NULL },

            
            };


            const FFCodec ff_h264_qsv_encoder = {

            
                .p.name         = "h264_qsv",

            
                CODEC_LONG_NAME("H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (Intel Quick Sync Video acceleration)"),

            
                .priv_data_size = sizeof(QSVH264EncContext),

            
                .p.type         = AVMEDIA_TYPE_VIDEO,

            
                .p.id           = AV_CODEC_ID_H264,

            
                .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_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,

            
            };
	/*
	* Intel MediaSDK QSV based H.264 encoder
	*
	* copyright (c) 2013 Yukinori Yamazoe
	*
	* 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"
	#include "atsc_a53.h"

	typedef struct QSVH264EncContext {
	AVClass *class;
	QSVEncContext qsv;
	} QSVH264EncContext;

	static int qsv_h264_set_encode_ctrl(AVCodecContext *avctx,
	const AVFrame frame, mfxEncodeCtrl enc_ctrl)
	{
	QSVH264EncContext *qh264 = avctx->priv_data;
	QSVEncContext *q = &qh264->qsv;

	if (q->a53_cc && frame) {
	mfxPayload* payload;
	mfxU8* sei_data;
	size_t sei_size;
	int res;

	res = ff_alloc_a53_sei(frame, sizeof(mfxPayload) + 2, (void**)&payload, &sei_size);
	if (res < 0 \|\| !payload)
	return res;

	sei_data = (mfxU8*)(payload + 1);
	// SEI header
	sei_data[0] = 4;
	sei_data[1] = (mfxU8)sei_size; // size of SEI data
	// SEI data filled in by ff_alloc_a53_sei

	payload->BufSize = sei_size + 2;
	payload->NumBit = payload->BufSize * 8;
	payload->Type = 4;
	payload->Data = sei_data;

	enc_ctrl->NumExtParam = 0;
	enc_ctrl->NumPayload = 1;
	enc_ctrl->Payload[0] = payload;
	}
	return 0;
	}

	static av_cold int qsv_enc_init(AVCodecContext *avctx)
	{
	QSVH264EncContext *q = avctx->priv_data;

	q->qsv.set_encode_ctrl_cb = qsv_h264_set_encode_ctrl;
	return ff_qsv_enc_init(avctx, &q->qsv);
	}

	static int qsv_enc_frame(AVCodecContext avctx, AVPacket pkt,
	const AVFrame frame, int got_packet)
	{
	QSVH264EncContext *q = avctx->priv_data;

	return ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet);
	}

	static av_cold int qsv_enc_close(AVCodecContext *avctx)
	{
	QSVH264EncContext *q = avctx->priv_data;

	return ff_qsv_enc_close(avctx, &q->qsv);
	}

	#define OFFSET(x) offsetof(QSVH264EncContext, x)
	#define VE AV_OPT_FLAG_VIDEO_PARAM \| AV_OPT_FLAG_ENCODING_PARAM
	static const AVOption options[] = {
	QSV_COMMON_OPTS
	QSV_OPTION_RDO
	QSV_OPTION_MAX_FRAME_SIZE
	QSV_OPTION_MAX_SLICE_SIZE
	QSV_OPTION_BITRATE_LIMIT
	QSV_OPTION_MBBRC
	QSV_OPTION_EXTBRC
	QSV_OPTION_ADAPTIVE_I
	QSV_OPTION_ADAPTIVE_B
	QSV_OPTION_P_STRATEGY
	QSV_OPTION_B_STRATEGY
	QSV_OPTION_DBLK_IDC
	QSV_OPTION_LOW_DELAY_BRC
	QSV_OPTION_MAX_MIN_QP
	QSV_OPTION_SCENARIO
	QSV_OPTION_AVBR
	QSV_OPTION_SKIP_FRAME
	#if QSV_HAVE_HE
	QSV_HE_OPTIONS
	#endif

	{ "cavlc", "Enable CAVLC", OFFSET(qsv.cavlc), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
	#if QSV_HAVE_VCM
	{ "vcm", "Use the video conferencing mode ratecontrol", OFFSET(qsv.vcm), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
	#endif
	{ "idr_interval", "Distance (in I-frames) between IDR frames", OFFSET(qsv.idr_interval), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
	{ "pic_timing_sei", "Insert picture timing SEI with pic_struct_syntax element", OFFSET(qsv.pic_timing_sei), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
	{ "single_sei_nal_unit", "Put all the SEI messages into one NALU", OFFSET(qsv.single_sei_nal_unit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
	{ "max_dec_frame_buffering", "Maximum number of frames buffered in the DPB", OFFSET(qsv.max_dec_frame_buffering), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, VE },

	{ "look_ahead", "Use VBR algorithm with look ahead", OFFSET(qsv.look_ahead), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
	{ "look_ahead_depth", "Depth of look ahead in number frames", OFFSET(qsv.look_ahead_depth), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100, VE },
	{ "look_ahead_downsampling", "Downscaling factor for the frames saved for the lookahead analysis", OFFSET(qsv.look_ahead_downsampling),
	AV_OPT_TYPE_INT, { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, MFX_LOOKAHEAD_DS_UNKNOWN, MFX_LOOKAHEAD_DS_4x, VE, .unit = "look_ahead_downsampling" },
	{ "unknown" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, INT_MIN, INT_MAX, VE, .unit = "look_ahead_downsampling" },
	{ "auto" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, INT_MIN, INT_MAX, VE, .unit = "look_ahead_downsampling" },
	{ "off" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_OFF }, INT_MIN, INT_MAX, VE, .unit = "look_ahead_downsampling" },
	{ "2x" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_2x }, INT_MIN, INT_MAX, VE, .unit = "look_ahead_downsampling" },
	{ "4x" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_4x }, INT_MIN, INT_MAX, VE, .unit = "look_ahead_downsampling" },

	{ "int_ref_type", "Intra refresh type. B frames should be set to 0.", OFFSET(qsv.int_ref_type), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE, .unit = "int_ref_type" },
	{ "none", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, .flags = VE, .unit = "int_ref_type" },
	{ "vertical", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, .flags = VE, .unit = "int_ref_type" },
	{ "horizontal", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 2 }, .flags = VE, .unit = "int_ref_type" },
	{ "slice" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 3 }, .flags = VE, .unit = "int_ref_type" },
	{ "int_ref_cycle_size", "Number of frames in the intra refresh cycle", OFFSET(qsv.int_ref_cycle_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, UINT16_MAX, VE },
	{ "int_ref_qp_delta", "QP difference for the refresh MBs", OFFSET(qsv.int_ref_qp_delta), AV_OPT_TYPE_INT, { .i64 = INT16_MIN }, INT16_MIN, INT16_MAX, VE },
	{ "recovery_point_sei", "Insert recovery point SEI messages", OFFSET(qsv.recovery_point_sei), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
	{ "int_ref_cycle_dist", "Distance between the beginnings of the intra-refresh cycles in frames", OFFSET(qsv.int_ref_cycle_dist), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT16_MAX, VE },
	{ "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" },
	{ "baseline", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_BASELINE }, INT_MIN, INT_MAX, VE, .unit = "profile" },
	{ "main" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_MAIN }, INT_MIN, INT_MAX, VE, .unit = "profile" },
	{ "high" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_HIGH }, INT_MIN, INT_MAX, VE, .unit = "profile" },

	{ "a53cc" , "Use A53 Closed Captions (if available)", OFFSET(qsv.a53_cc), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, VE},

	{ "aud", "Insert the Access Unit Delimiter NAL", OFFSET(qsv.aud), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE},

	#if QSV_HAVE_MF
	{ "mfmode", "Multi-Frame Mode", OFFSET(qsv.mfmode), AV_OPT_TYPE_INT, { .i64 = MFX_MF_AUTO }, MFX_MF_DEFAULT, MFX_MF_AUTO, VE, .unit = "mfmode"},
	{ "off" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_DISABLED }, INT_MIN, INT_MAX, VE, .unit = "mfmode" },
	{ "auto" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_AUTO }, INT_MIN, INT_MAX, VE, .unit = "mfmode" },
	#endif

	{ "repeat_pps", "repeat pps for every frame", OFFSET(qsv.repeat_pps), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },

	{ NULL },
	};

	static const AVClass class = {
	.class_name = "h264_qsv encoder",
	.item_name = av_default_item_name,
	.option = options,
	.version = LIBAVUTIL_VERSION_INT,
	};

	static const FFCodecDefault qsv_enc_defaults[] = {
	{ "b", "0" },
	{ "refs", "0" },
	{ "g", "-1" },
	{ "bf", "-1" },
	{ "qmin", "-1" },
	{ "qmax", "-1" },
	{ "trellis", "-1" },
	{ "flags", "+cgop" },
	{ NULL },
	};

	const FFCodec ff_h264_qsv_encoder = {
	.p.name = "h264_qsv",
	CODEC_LONG_NAME("H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (Intel Quick Sync Video acceleration)"),
	.priv_data_size = sizeof(QSVH264EncContext),
	.p.type = AVMEDIA_TYPE_VIDEO,
	.p.id = AV_CODEC_ID_H264,
	.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_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,
	};