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Data Structures | Macros | Typedefs | Functions | Variables
qsvenc.h File Reference
#include <stdint.h>
#include <sys/types.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"

Go to the source code of this file.

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 39 of file qsvenc.h.

◆ QSV_HAVE_EXT_AV1_PARAM

#define QSV_HAVE_EXT_AV1_PARAM   QSV_VERSION_ATLEAST(2, 5)

Definition at line 40 of file qsvenc.h.

◆ QSV_HAVE_AVBR

#define QSV_HAVE_AVBR   0

Definition at line 48 of file qsvenc.h.

◆ QSV_HAVE_VCM

#define QSV_HAVE_VCM   0

Definition at line 49 of file qsvenc.h.

Referenced by dump_video_param(), and select_rc_mode().

◆ QSV_HAVE_MF

#define QSV_HAVE_MF   !QSV_ONEVPL

Definition at line 50 of file qsvenc.h.

◆ QSV_HAVE_HE

#define QSV_HAVE_HE   0

Definition at line 51 of file qsvenc.h.

Referenced by qsv_retrieve_enc_params().

◆ 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},\
{ "qsv_params", "Set QSV encoder parameters as key1=value1:key2=value2:...", OFFSET(qsv.qsv_params), AV_OPT_TYPE_DICT, { 0 }, 0, 0, VE },
VE
#define VE
Definition amfenc_av1.c:30
NULL
#define NULL
Definition coverity.c:32
OFFSET
#define OFFSET(x)
Definition ffmpeg_opt.c:1551
AV_OPT_TYPE_CONST
@ AV_OPT_TYPE_CONST
Special option type for declaring named constants.
Definition opt.h:298
AV_OPT_TYPE_INT
@ AV_OPT_TYPE_INT
Underlying C type is int.
Definition opt.h:258
AV_OPT_TYPE_DICT
@ AV_OPT_TYPE_DICT
Underlying C type is AVDictionary*.
Definition opt.h:289
AV_OPT_TYPE_BOOL
@ AV_OPT_TYPE_BOOL
Underlying C type is int.
Definition opt.h:326
ASYNC_DEPTH_DEFAULT
#define ASYNC_DEPTH_DEFAULT
Definition qsv_internal.h:50

Definition at line 54 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 76 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 79 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 84 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 87 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 90 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 93 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 96 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 99 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 102 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 105 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 108 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 111 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 114 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 122 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 135 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 139 of file qsvenc.h.

Typedef Documentation

◆ SetEncodeCtrlCB

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

Definition at line 153 of file qsvenc.h.

Function Documentation

◆ ff_qsv_enc_init()

int ff_qsv_enc_init ( AVCodecContext * avctx,
QSVEncContext * q )

Definition at line 1637 of file qsvenc.c.

Referenced by qsv_enc_init(), qsv_enc_init(), qsv_enc_init(), qsv_enc_init(), qsv_enc_init(), and 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 2642 of file qsvenc.c.

Referenced by qsv_enc_frame(), qsv_enc_frame(), qsv_enc_frame(), qsv_enc_frame(), qsv_enc_frame(), and qsv_enc_frame().

◆ ff_qsv_enc_close()

int ff_qsv_enc_close ( AVCodecContext * avctx,
QSVEncContext * q )

Definition at line 2710 of file qsvenc.c.

Referenced by qsv_enc_close(), qsv_enc_close(), qsv_enc_close(), qsv_enc_close(), qsv_enc_close(), qsv_enc_close(), and qsv_enc_init().

Variable Documentation

◆ ff_qsv_enc_hw_configs

const AVCodecHWConfigInternal* const ff_qsv_enc_hw_configs[]
extern

Definition at line 2762 of file qsvenc.c.

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