#include <stdint.h>
#include <sys/types.h>
#include <mfxvideo.h>
#include "libavutil/common.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_qsv.h"
#include "libavutil/avutil.h"
#include "libavutil/fifo.h"
#include "avcodec.h"
#include "hwconfig.h"
#include "qsv_internal.h"

Data Structures
struct	QSVEncContext

Macros
#define	QSV_HAVE_EXT_VP9_TILES QSV_VERSION_ATLEAST(1, 29)

#define	QSV_HAVE_EXT_AV1_PARAM QSV_VERSION_ATLEAST(2, 5)

#define	QSV_HAVE_AVBR 0

#define	QSV_HAVE_VCM 0

#define	QSV_HAVE_MF !QSV_ONEVPL

#define	QSV_HAVE_HE 0

#define	QSV_COMMON_OPTS

#define	QSV_OPTION_RDO { "rdo", "Enable rate distortion optimization", OFFSET(qsv.rdo), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

#define	QSV_OPTION_MAX_FRAME_SIZE

#define	QSV_OPTION_MAX_SLICE_SIZE { "max_slice_size", "Maximum encoded slice size in bytes", OFFSET(qsv.max_slice_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE },

#define	QSV_OPTION_BITRATE_LIMIT { "bitrate_limit", "Toggle bitrate limitations", OFFSET(qsv.bitrate_limit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

#define	QSV_OPTION_MBBRC { "mbbrc", "MB level bitrate control", OFFSET(qsv.mbbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

#define	QSV_OPTION_EXTBRC { "extbrc", "Extended bitrate control", OFFSET(qsv.extbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

#define	QSV_OPTION_ADAPTIVE_I { "adaptive_i", "Adaptive I-frame placement", OFFSET(qsv.adaptive_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

#define	QSV_OPTION_ADAPTIVE_B { "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

#define	QSV_OPTION_P_STRATEGY { "p_strategy", "Enable P-pyramid: 0-default 1-simple 2-pyramid(bf need to be set to 0).", OFFSET(qsv.p_strategy), AV_OPT_TYPE_INT, { .i64 = 0}, 0, 2, VE },

#define	QSV_OPTION_B_STRATEGY { "b_strategy", "Strategy to choose between I/P/B-frames", OFFSET(qsv.b_strategy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

#define	QSV_OPTION_DBLK_IDC { "dblk_idc", "This option disable deblocking. It has value in range 0~2.", OFFSET(qsv.dblk_idc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 2, VE},

#define	QSV_OPTION_LOW_DELAY_BRC { "low_delay_brc", "Allow to strictly obey avg frame size", OFFSET(qsv.low_delay_brc), AV_OPT_TYPE_BOOL,{ .i64 = -1 }, -1, 1, VE },

#define	QSV_OPTION_MAX_MIN_QP

#define	QSV_OPTION_SCENARIO

#define	QSV_OPTION_AVBR

#define	QSV_OPTION_SKIP_FRAME

Typedefs
typedef int	SetEncodeCtrlCB(AVCodecContext avctx, const AVFrame frame, mfxEncodeCtrl *enc_ctrl)

Functions
int	ff_qsv_enc_init (AVCodecContext avctx, QSVEncContext q)

int	ff_qsv_encode (AVCodecContext avctx, QSVEncContext q, AVPacket pkt, const AVFrame frame, int *got_packet)

int	ff_qsv_enc_close (AVCodecContext avctx, QSVEncContext q)

Variables
const AVCodecHWConfigInternal *const	ff_qsv_enc_hw_configs []

Macro Definition Documentation

◆ QSV_HAVE_EXT_VP9_TILES

#define QSV_HAVE_EXT_VP9_TILES QSV_VERSION_ATLEAST(1, 29)

Definition at line 41 of file qsvenc.h.

◆ QSV_HAVE_EXT_AV1_PARAM

#define QSV_HAVE_EXT_AV1_PARAM QSV_VERSION_ATLEAST(2, 5)

Definition at line 42 of file qsvenc.h.

◆ QSV_HAVE_AVBR

#define QSV_HAVE_AVBR 0

Definition at line 50 of file qsvenc.h.

◆ QSV_HAVE_VCM

#define QSV_HAVE_VCM 0

Definition at line 51 of file qsvenc.h.

◆ QSV_HAVE_MF

#define QSV_HAVE_MF !QSV_ONEVPL

Definition at line 52 of file qsvenc.h.

◆ QSV_HAVE_HE

#define QSV_HAVE_HE 0

Definition at line 53 of file qsvenc.h.

◆ QSV_COMMON_OPTS

#define QSV_COMMON_OPTS

Value:

{ "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1, INT_MAX, VE },                          \
{ "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_UNKNOWN }, MFX_TARGETUSAGE_UNKNOWN, MFX_TARGETUSAGE_BEST_SPEED,   VE, .unit = "preset" }, \
{ "veryfast",    NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED  },   INT_MIN, INT_MAX, VE, .unit = "preset" },                                          \
{ "faster",      NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_6  },            INT_MIN, INT_MAX, VE, .unit = "preset" },                                          \
{ "fast",        NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_5  },            INT_MIN, INT_MAX, VE, .unit = "preset" },                                          \
{ "medium",      NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED  },     INT_MIN, INT_MAX, VE, .unit = "preset" },                                          \
{ "slow",        NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_3  },            INT_MIN, INT_MAX, VE, .unit = "preset" },                                          \
{ "slower",      NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_2  },            INT_MIN, INT_MAX, VE, .unit = "preset" },                                          \
{ "veryslow",    NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY  }, INT_MIN, INT_MAX, VE, .unit = "preset" },                                          \
{ "forced_idr",     "Forcing I frames as IDR frames",         OFFSET(qsv.forced_idr),     AV_OPT_TYPE_BOOL,{ .i64 = 0  },  0,          1, VE },                         \
{ "low_power", "enable low power mode(experimental: many limitations by mfx version, BRC modes, etc.)", OFFSET(qsv.low_power), AV_OPT_TYPE_BOOL, { .i64 = -1}, -1, 1, VE},

Definition at line 56 of file qsvenc.h.

◆ QSV_OPTION_RDO

#define QSV_OPTION_RDO { "rdo", "Enable rate distortion optimization", OFFSET(qsv.rdo), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

Definition at line 77 of file qsvenc.h.

◆ QSV_OPTION_MAX_FRAME_SIZE

#define QSV_OPTION_MAX_FRAME_SIZE

Value:

{ "max_frame_size", "Maximum encoded frame size in bytes",    OFFSET(qsv.max_frame_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1,    INT_MAX, VE },                         \
{ "max_frame_size_i", "Maximum encoded I frame size in bytes",OFFSET(qsv.max_frame_size_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1,  INT_MAX, VE },                         \
{ "max_frame_size_p", "Maximum encoded P frame size in bytes",OFFSET(qsv.max_frame_size_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1,  INT_MAX, VE },

Definition at line 80 of file qsvenc.h.

◆ QSV_OPTION_MAX_SLICE_SIZE

#define QSV_OPTION_MAX_SLICE_SIZE { "max_slice_size", "Maximum encoded slice size in bytes", OFFSET(qsv.max_slice_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE },

Definition at line 85 of file qsvenc.h.

◆ QSV_OPTION_BITRATE_LIMIT

#define QSV_OPTION_BITRATE_LIMIT { "bitrate_limit", "Toggle bitrate limitations", OFFSET(qsv.bitrate_limit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

Definition at line 88 of file qsvenc.h.

◆ QSV_OPTION_MBBRC

#define QSV_OPTION_MBBRC { "mbbrc", "MB level bitrate control", OFFSET(qsv.mbbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

Definition at line 91 of file qsvenc.h.

◆ QSV_OPTION_EXTBRC

#define QSV_OPTION_EXTBRC { "extbrc", "Extended bitrate control", OFFSET(qsv.extbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

Definition at line 94 of file qsvenc.h.

◆ QSV_OPTION_ADAPTIVE_I

#define QSV_OPTION_ADAPTIVE_I { "adaptive_i", "Adaptive I-frame placement", OFFSET(qsv.adaptive_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

Definition at line 97 of file qsvenc.h.

◆ QSV_OPTION_ADAPTIVE_B

#define QSV_OPTION_ADAPTIVE_B { "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

Definition at line 100 of file qsvenc.h.

◆ QSV_OPTION_P_STRATEGY

#define QSV_OPTION_P_STRATEGY { "p_strategy", "Enable P-pyramid: 0-default 1-simple 2-pyramid(bf need to be set to 0).", OFFSET(qsv.p_strategy), AV_OPT_TYPE_INT, { .i64 = 0}, 0, 2, VE },

Definition at line 103 of file qsvenc.h.

◆ QSV_OPTION_B_STRATEGY

#define QSV_OPTION_B_STRATEGY { "b_strategy", "Strategy to choose between I/P/B-frames", OFFSET(qsv.b_strategy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },

Definition at line 106 of file qsvenc.h.

◆ QSV_OPTION_DBLK_IDC

#define QSV_OPTION_DBLK_IDC { "dblk_idc", "This option disable deblocking. It has value in range 0~2.", OFFSET(qsv.dblk_idc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 2, VE},

Definition at line 109 of file qsvenc.h.

◆ QSV_OPTION_LOW_DELAY_BRC

#define QSV_OPTION_LOW_DELAY_BRC { "low_delay_brc", "Allow to strictly obey avg frame size", OFFSET(qsv.low_delay_brc), AV_OPT_TYPE_BOOL,{ .i64 = -1 }, -1, 1, VE },

Definition at line 112 of file qsvenc.h.

◆ QSV_OPTION_MAX_MIN_QP

#define QSV_OPTION_MAX_MIN_QP

Value:

{ "max_qp_i", "Maximum video quantizer scale for I frame",       OFFSET(qsv.max_qp_i),       AV_OPT_TYPE_INT, { .i64 = -1 },  -1,          51, VE},                         \
{ "min_qp_i", "Minimum video quantizer scale for I frame",       OFFSET(qsv.min_qp_i),       AV_OPT_TYPE_INT, { .i64 = -1 },  -1,          51, VE},                         \
{ "max_qp_p", "Maximum video quantizer scale for P frame",       OFFSET(qsv.max_qp_p),       AV_OPT_TYPE_INT, { .i64 = -1 },  -1,          51, VE},                         \
{ "min_qp_p", "Minimum video quantizer scale for P frame",       OFFSET(qsv.min_qp_p),       AV_OPT_TYPE_INT, { .i64 = -1 },  -1,          51, VE},                         \
{ "max_qp_b", "Maximum video quantizer scale for B frame",       OFFSET(qsv.max_qp_b),       AV_OPT_TYPE_INT, { .i64 = -1 },  -1,          51, VE},                         \
{ "min_qp_b", "Minimum video quantizer scale for B frame",       OFFSET(qsv.min_qp_b),       AV_OPT_TYPE_INT, { .i64 = -1 },  -1,          51, VE},

Definition at line 115 of file qsvenc.h.

◆ QSV_OPTION_SCENARIO

#define QSV_OPTION_SCENARIO

Value:

{ "scenario", "A hint to encoder about the scenario for the encoding session", OFFSET(qsv.scenario), AV_OPT_TYPE_INT, { .i64 = MFX_SCENARIO_UNKNOWN },          \
  MFX_SCENARIO_UNKNOWN, MFX_SCENARIO_REMOTE_GAMING, VE, .unit = "scenario" }, \
{ "unknown",            NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_UNKNOWN },            .flags = VE, .unit = "scenario" },                                      \
{ "displayremoting",    NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_DISPLAY_REMOTING },   .flags = VE, .unit = "scenario" },                                      \
{ "videoconference",    NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_VIDEO_CONFERENCE },   .flags = VE, .unit = "scenario" },                                      \
{ "archive",            NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_ARCHIVE },            .flags = VE, .unit = "scenario" },                                      \
{ "livestreaming",      NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_LIVE_STREAMING },     .flags = VE, .unit = "scenario" },                                      \
{ "cameracapture",      NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_CAMERA_CAPTURE },     .flags = VE, .unit = "scenario" },                                      \
{ "videosurveillance",  NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_VIDEO_SURVEILLANCE }, .flags = VE, .unit = "scenario" },                                      \
{ "gamestreaming",      NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_GAME_STREAMING },     .flags = VE, .unit = "scenario" },                                      \
{ "remotegaming",       NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_REMOTE_GAMING },      .flags = VE, .unit = "scenario" },

Definition at line 123 of file qsvenc.h.

◆ QSV_OPTION_AVBR

#define QSV_OPTION_AVBR

Value:

{ "avbr_accuracy", "Accuracy of the AVBR ratecontrol (unit of tenth of percent)", OFFSET(qsv.avbr_accuracy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, VE }, \

{ "avbr_convergence", "Convergence of the AVBR ratecontrol (unit of 100 frames)", OFFSET(qsv.avbr_convergence), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, VE },

Definition at line 136 of file qsvenc.h.

◆ QSV_OPTION_SKIP_FRAME

#define QSV_OPTION_SKIP_FRAME

Value:

{ "skip_frame",     "Allow frame skipping", OFFSET(qsv.skip_frame),  AV_OPT_TYPE_INT, { .i64 = MFX_SKIPFRAME_NO_SKIP }, \
   MFX_SKIPFRAME_NO_SKIP, MFX_SKIPFRAME_BRC_ONLY, VE, .unit = "skip_frame" }, \
{ "no_skip",        "Frame skipping is disabled", \
    0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_NO_SKIP },           .flags = VE, .unit = "skip_frame" },        \
{ "insert_dummy",   "Encoder inserts into bitstream frame where all macroblocks are encoded as skipped",  \
    0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_INSERT_DUMMY },      .flags = VE, .unit = "skip_frame" },        \
{ "insert_nothing", "Encoder inserts nothing into bitstream",                                             \
    0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_INSERT_NOTHING },    .flags = VE, .unit = "skip_frame" },        \
{ "brc_only",       "skip_frame metadata indicates the number of missed frames before the current frame", \
    0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_BRC_ONLY },          .flags = VE, .unit = "skip_frame" },

Definition at line 140 of file qsvenc.h.

Typedef Documentation

◆ SetEncodeCtrlCB

typedef int SetEncodeCtrlCB(AVCodecContext *avctx, const AVFrame *frame, mfxEncodeCtrl *enc_ctrl)

Definition at line 154 of file qsvenc.h.

Function Documentation

◆ ff_qsv_enc_init()

int ff_qsv_enc_init	(	AVCodecContext *	avctx,
		QSVEncContext *	q
	)

Definition at line 1631 of file qsvenc.c.

Referenced by qsv_enc_init().

◆ ff_qsv_encode()

int ff_qsv_encode	(	AVCodecContext *	avctx,
		QSVEncContext *	q,
		AVPacket *	pkt,
		const AVFrame *	frame,
		int *	got_packet
	)

Definition at line 2573 of file qsvenc.c.

Referenced by qsv_enc_frame().

◆ ff_qsv_enc_close()

int ff_qsv_enc_close	(	AVCodecContext *	avctx,
		QSVEncContext *	q
	)

Definition at line 2641 of file qsvenc.c.

Referenced by qsv_enc_close(), and qsv_enc_init().

Variable Documentation

◆ ff_qsv_enc_hw_configs

const AVCodecHWConfigInternal* const ff_qsv_enc_hw_configs[]

Definition at line 2689 of file qsvenc.c.

Data Structures

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

◆ QSV_HAVE_EXT_VP9_TILES

◆ QSV_HAVE_EXT_AV1_PARAM

◆ QSV_HAVE_AVBR

◆ QSV_HAVE_VCM

◆ QSV_HAVE_MF

◆ QSV_HAVE_HE

◆ 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

Typedef Documentation

◆ SetEncodeCtrlCB

Function Documentation

◆ ff_qsv_enc_init()

◆ ff_qsv_encode()

◆ ff_qsv_enc_close()

Variable Documentation

◆ ff_qsv_enc_hw_configs