FFmpeg: libavcodec/vaapi_encode.h File Reference

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libavcodec

Data Structures | Macros | Enumerations | Functions | Variables

vaapi_encode.h File Reference

#include <stdint.h>
#include <va/va.h>
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_vaapi.h"
#include "libavutil/fifo.h"
#include "avcodec.h"
#include "hwconfig.h"

Go to the source code of this file.

Data Structures

struct VAAPIEncodeSlice

struct VAAPIEncodePicture

struct VAAPIEncodeProfile

struct VAAPIEncodeRCMode

struct VAAPIEncodeContext

struct VAAPIEncodeType

Macros

#define VAAPI_ENCODE_COMMON_OPTIONS

#define VAAPI_ENCODE_RC_MODE(name, desc)

#define VAAPI_ENCODE_RC_OPTIONS

Enumerations

enum {
  MAX_CONFIG_ATTRIBUTES = 4, MAX_GLOBAL_PARAMS = 4, MAX_DPB_SIZE = 16, MAX_PICTURE_REFERENCES = 2,
  MAX_REORDER_DELAY = 16, MAX_PARAM_BUFFER_SIZE = 1024, MAX_TILE_ROWS = 22, MAX_TILE_COLS = 20,
  MAX_ASYNC_DEPTH = 64
}

enum { PICTURE_TYPE_IDR = 0, PICTURE_TYPE_I = 1, PICTURE_TYPE_P = 2, PICTURE_TYPE_B = 3 }

enum {
RC_MODE_AUTO, RC_MODE_CQP, RC_MODE_CBR, RC_MODE_VBR,
RC_MODE_ICQ, RC_MODE_QVBR, RC_MODE_AVBR, RC_MODE_MAX = RC_MODE_AVBR
}

enum {
FLAG_SLICE_CONTROL = 1 << 0, FLAG_CONSTANT_QUALITY_ONLY = 1 << 1, FLAG_INTRA_ONLY = 1 << 2, FLAG_B_PICTURES = 1 << 3,
FLAG_B_PICTURE_REFERENCES = 1 << 4, FLAG_NON_IDR_KEY_PICTURES = 1 << 5
}

Functions

int ff_vaapi_encode_receive_packet (AVCodecContext *avctx, AVPacket *pkt)

int ff_vaapi_encode_init (AVCodecContext *avctx)

int ff_vaapi_encode_close (AVCodecContext *avctx)

Variables

const AVCodecHWConfigInternal *const ff_vaapi_encode_hw_configs []

Macro Definition Documentation

◆ VAAPI_ENCODE_COMMON_OPTIONS

#define VAAPI_ENCODE_COMMON_OPTIONS

Value:

{ "low_power", \

"Use low-power encoding mode (only available on some platforms; " \

"may not support all encoding features)", \

OFFSET(common.low_power), AV_OPT_TYPE_BOOL, \

{ .i64 = 0 }, 0, 1, FLAGS }, \

{ "idr_interval", \

"Distance (in I-frames) between IDR frames", \

OFFSET(common.idr_interval), AV_OPT_TYPE_INT, \

{ .i64 = 0 }, 0, INT_MAX, FLAGS }, \

{ "b_depth", \

"Maximum B-frame reference depth", \

OFFSET(common.desired_b_depth), AV_OPT_TYPE_INT, \

{ .i64 = 1 }, 1, INT_MAX, FLAGS }, \

{ "async_depth", "Maximum processing parallelism. " \

"Increase this to improve single channel performance. This option " \

"doesn't work if driver doesn't implement vaSyncBuffer function.", \

OFFSET(common.async_depth), AV_OPT_TYPE_INT, \

{ .i64 = 2 }, 1, MAX_ASYNC_DEPTH, FLAGS }, \

{ "max_frame_size", \

"Maximum frame size (in bytes)",\

OFFSET(common.max_frame_size), AV_OPT_TYPE_INT, \

{ .i64 = 0 }, 0, INT_MAX, FLAGS }

Definition at line 471 of file vaapi_encode.h.

◆ VAAPI_ENCODE_RC_MODE

#define VAAPI_ENCODE_RC_MODE ( name,

desc

)

Value:

{ #name, desc, 0, AV_OPT_TYPE_CONST, { .i64 = RC_MODE_ ## name }, \

0, 0, FLAGS, "rc_mode" }

Definition at line 495 of file vaapi_encode.h.

◆ VAAPI_ENCODE_RC_OPTIONS

#define VAAPI_ENCODE_RC_OPTIONS

Value:

{ "rc_mode",\

"Set rate control mode", \

OFFSET(common.explicit_rc_mode), AV_OPT_TYPE_INT, \

{ .i64 = RC_MODE_AUTO }, RC_MODE_AUTO, RC_MODE_MAX, FLAGS, "rc_mode" }, \

{ "auto", "Choose mode automatically based on other parameters", \

0, AV_OPT_TYPE_CONST, { .i64 = RC_MODE_AUTO }, 0, 0, FLAGS, "rc_mode" }, \

VAAPI_ENCODE_RC_MODE(CQP, "Constant-quality"), \

VAAPI_ENCODE_RC_MODE(CBR, "Constant-bitrate"), \

VAAPI_ENCODE_RC_MODE(VBR, "Variable-bitrate"), \

VAAPI_ENCODE_RC_MODE(ICQ, "Intelligent constant-quality"), \

VAAPI_ENCODE_RC_MODE(QVBR, "Quality-defined variable-bitrate"), \

VAAPI_ENCODE_RC_MODE(AVBR, "Average variable-bitrate")

Definition at line 498 of file vaapi_encode.h.

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
MAX_CONFIG_ATTRIBUTES
MAX_GLOBAL_PARAMS
MAX_DPB_SIZE
MAX_PICTURE_REFERENCES
MAX_REORDER_DELAY
MAX_PARAM_BUFFER_SIZE
MAX_TILE_ROWS
MAX_TILE_COLS
MAX_ASYNC_DEPTH

Definition at line 40 of file vaapi_encode.h.

◆ anonymous enum

anonymous enum

Enumerator
PICTURE_TYPE_IDR
PICTURE_TYPE_I
PICTURE_TYPE_P
PICTURE_TYPE_B

Definition at line 56 of file vaapi_encode.h.

◆ anonymous enum

anonymous enum

Enumerator
RC_MODE_AUTO
RC_MODE_CQP
RC_MODE_CBR
RC_MODE_VBR
RC_MODE_ICQ
RC_MODE_QVBR
RC_MODE_AVBR
RC_MODE_MAX

Definition at line 151 of file vaapi_encode.h.

◆ anonymous enum

anonymous enum

Enumerator
FLAG_SLICE_CONTROL
FLAG_CONSTANT_QUALITY_ONLY
FLAG_INTRA_ONLY
FLAG_B_PICTURES
FLAG_B_PICTURE_REFERENCES
FLAG_NON_IDR_KEY_PICTURES

Definition at line 369 of file vaapi_encode.h.

Function Documentation

◆ ff_vaapi_encode_receive_packet()

int ff_vaapi_encode_receive_packet ( AVCodecContext * avctx,

AVPacket * pkt

)

Definition at line 1205 of file vaapi_encode.c.

◆ ff_vaapi_encode_init()

int ff_vaapi_encode_init ( AVCodecContext * avctx )

Definition at line 2562 of file vaapi_encode.c.

Referenced by vaapi_encode_h264_init(), vaapi_encode_h265_init(), vaapi_encode_mjpeg_init(), vaapi_encode_mpeg2_init(), vaapi_encode_vp8_init(), and vaapi_encode_vp9_init().

◆ ff_vaapi_encode_close()

int ff_vaapi_encode_close ( AVCodecContext * avctx )

Definition at line 2764 of file vaapi_encode.c.

Referenced by vaapi_encode_h264_close(), vaapi_encode_h265_close(), vaapi_encode_mjpeg_close(), and vaapi_encode_mpeg2_close().

Variable Documentation

◆ ff_vaapi_encode_hw_configs

const AVCodecHWConfigInternal* const ff_vaapi_encode_hw_configs[]

Definition at line 34 of file vaapi_encode.c.

name

it s the only field you need to keep assuming you have a context There is some magic you don t need to care about around this just let it vf default minimum maximum flags name is the option name

Definition: writing_filters.txt:88

FLAGS

#define FLAGS

Definition: cmdutils.c:515

RC_MODE_MAX

@ RC_MODE_MAX

Definition: vaapi_encode.h:159

CBR

@ CBR

Definition: af_afade.c:61

AV_OPT_TYPE_INT

@ AV_OPT_TYPE_INT