FFmpeg
Data Structures | Macros | Enumerations | Functions | Variables
vaapi_encode_h264.c File Reference
#include <string.h>
#include <va/va.h>
#include <va/va_enc_h264.h>
#include "libavutil/avassert.h"
#include "libavutil/common.h"
#include "libavutil/pixdesc.h"
#include "libavutil/internal.h"
#include "libavutil/opt.h"
#include "atsc_a53.h"
#include "avcodec.h"
#include "cbs.h"
#include "cbs_h264.h"
#include "codec_internal.h"
#include "h264.h"
#include "h264_levels.h"
#include "h264_sei.h"
#include "h2645data.h"
#include "vaapi_encode.h"
#include "version.h"

Go to the source code of this file.

Data Structures

struct  VAAPIEncodeH264Picture
 
struct  VAAPIEncodeH264Context
 

Macros

#define OFFSET(x)   offsetof(VAAPIEncodeH264Context, x)
 
#define FLAGS   (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
 
#define PROFILE(name, value)
 
#define LEVEL(name, value)
 

Enumerations

enum  { SEI_TIMING = 0x01, SEI_IDENTIFIER = 0x02, SEI_RECOVERY_POINT = 0x04, SEI_A53_CC = 0x08 }
 

Functions

static int vaapi_encode_h264_write_access_unit (AVCodecContext *avctx, char *data, size_t *data_len, CodedBitstreamFragment *au)
 
static int vaapi_encode_h264_add_nal (AVCodecContext *avctx, CodedBitstreamFragment *au, void *nal_unit)
 
static int vaapi_encode_h264_write_sequence_header (AVCodecContext *avctx, char *data, size_t *data_len)
 
static int vaapi_encode_h264_write_slice_header (AVCodecContext *avctx, VAAPIEncodePicture *pic, VAAPIEncodeSlice *slice, char *data, size_t *data_len)
 
static int vaapi_encode_h264_write_extra_header (AVCodecContext *avctx, VAAPIEncodePicture *pic, int index, int *type, char *data, size_t *data_len)
 
static int vaapi_encode_h264_init_sequence_params (AVCodecContext *avctx)
 
static int vaapi_encode_h264_init_picture_params (AVCodecContext *avctx, VAAPIEncodePicture *pic)
 
static void vaapi_encode_h264_default_ref_pic_list (AVCodecContext *avctx, VAAPIEncodePicture *pic, VAAPIEncodePicture **rpl0, VAAPIEncodePicture **rpl1, int *rpl_size)
 
static int vaapi_encode_h264_init_slice_params (AVCodecContext *avctx, VAAPIEncodePicture *pic, VAAPIEncodeSlice *slice)
 
static av_cold int vaapi_encode_h264_configure (AVCodecContext *avctx)
 
static av_cold int vaapi_encode_h264_init (AVCodecContext *avctx)
 
static av_cold int vaapi_encode_h264_close (AVCodecContext *avctx)
 

Variables

static const uint8_t vaapi_encode_h264_sei_identifier_uuid [16]
 
static const VAAPIEncodeProfile vaapi_encode_h264_profiles []
 
static const VAAPIEncodeType vaapi_encode_type_h264
 
static const AVOption vaapi_encode_h264_options []
 
static const FFCodecDefault vaapi_encode_h264_defaults []
 
static const AVClass vaapi_encode_h264_class
 
const FFCodec ff_h264_vaapi_encoder
 

Macro Definition Documentation

◆ OFFSET

#define OFFSET (   x)    offsetof(VAAPIEncodeH264Context, x)

Definition at line 1277 of file vaapi_encode_h264.c.

◆ FLAGS

#define FLAGS   (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)

Definition at line 1278 of file vaapi_encode_h264.c.

◆ PROFILE

#define PROFILE (   name,
  value 
)
Value:
name, NULL, 0, AV_OPT_TYPE_CONST, \
{ .i64 = value }, 0, 0, FLAGS, "profile"

◆ LEVEL

#define LEVEL (   name,
  value 
)
Value:
name, NULL, 0, AV_OPT_TYPE_CONST, \
{ .i64 = value }, 0, 0, FLAGS, "level"

Enumeration Type Documentation

◆ anonymous enum

anonymous enum
Enumerator
SEI_TIMING 
SEI_IDENTIFIER 
SEI_RECOVERY_POINT 
SEI_A53_CC 

Definition at line 42 of file vaapi_encode_h264.c.

Function Documentation

◆ vaapi_encode_h264_write_access_unit()

static int vaapi_encode_h264_write_access_unit ( AVCodecContext *  avctx,
char *  data,
size_t *  data_len,
CodedBitstreamFragment *  au 
)
static

Definition at line 114 of file vaapi_encode_h264.c.

Referenced by vaapi_encode_h264_write_extra_header(), vaapi_encode_h264_write_sequence_header(), and vaapi_encode_h264_write_slice_header().

◆ vaapi_encode_h264_add_nal()

static int vaapi_encode_h264_add_nal ( AVCodecContext *  avctx,
CodedBitstreamFragment *  au,
void *  nal_unit 
)
static

Definition at line 140 of file vaapi_encode_h264.c.

Referenced by vaapi_encode_h264_write_extra_header(), vaapi_encode_h264_write_sequence_header(), and vaapi_encode_h264_write_slice_header().

◆ vaapi_encode_h264_write_sequence_header()

static int vaapi_encode_h264_write_sequence_header ( AVCodecContext *  avctx,
char *  data,
size_t *  data_len 
)
static

Definition at line 158 of file vaapi_encode_h264.c.

◆ vaapi_encode_h264_write_slice_header()

static int vaapi_encode_h264_write_slice_header ( AVCodecContext *  avctx,
VAAPIEncodePicture *  pic,
VAAPIEncodeSlice *  slice,
char *  data,
size_t *  data_len 
)
static

Definition at line 186 of file vaapi_encode_h264.c.

◆ vaapi_encode_h264_write_extra_header()

static int vaapi_encode_h264_write_extra_header ( AVCodecContext *  avctx,
VAAPIEncodePicture *  pic,
int  index,
int *  type,
char *  data,
size_t *  data_len 
)
static

Definition at line 212 of file vaapi_encode_h264.c.

◆ vaapi_encode_h264_init_sequence_params()

static int vaapi_encode_h264_init_sequence_params ( AVCodecContext *  avctx)
static

Definition at line 297 of file vaapi_encode_h264.c.

◆ vaapi_encode_h264_init_picture_params()

static int vaapi_encode_h264_init_picture_params ( AVCodecContext *  avctx,
VAAPIEncodePicture *  pic 
)
static

Definition at line 622 of file vaapi_encode_h264.c.

◆ vaapi_encode_h264_default_ref_pic_list()

static void vaapi_encode_h264_default_ref_pic_list ( AVCodecContext *  avctx,
VAAPIEncodePicture *  pic,
VAAPIEncodePicture **  rpl0,
VAAPIEncodePicture **  rpl1,
int *  rpl_size 
)
static

Definition at line 767 of file vaapi_encode_h264.c.

Referenced by vaapi_encode_h264_init_slice_params().

◆ vaapi_encode_h264_init_slice_params()

static int vaapi_encode_h264_init_slice_params ( AVCodecContext *  avctx,
VAAPIEncodePicture *  pic,
VAAPIEncodeSlice *  slice 
)
static

Definition at line 864 of file vaapi_encode_h264.c.

◆ vaapi_encode_h264_configure()

static av_cold int vaapi_encode_h264_configure ( AVCodecContext *  avctx)
static

Definition at line 1083 of file vaapi_encode_h264.c.

◆ vaapi_encode_h264_init()

static av_cold int vaapi_encode_h264_init ( AVCodecContext *  avctx)
static

Definition at line 1203 of file vaapi_encode_h264.c.

◆ vaapi_encode_h264_close()

static av_cold int vaapi_encode_h264_close ( AVCodecContext *  avctx)
static

Definition at line 1265 of file vaapi_encode_h264.c.

Variable Documentation

◆ vaapi_encode_h264_sei_identifier_uuid

const uint8_t vaapi_encode_h264_sei_identifier_uuid[16]
static
Initial value:
= {
0x59, 0x94, 0x8b, 0x28, 0x11, 0xec, 0x45, 0xaf,
0x96, 0x75, 0x19, 0xd4, 0x1f, 0xea, 0xa9, 0x4d,
}

Definition at line 50 of file vaapi_encode_h264.c.

Referenced by vaapi_encode_h264_configure().

◆ vaapi_encode_h264_profiles

const VAAPIEncodeProfile vaapi_encode_h264_profiles[]
static
Initial value:
= {
{ AV_PROFILE_H264_HIGH, 8, 3, 1, 1, VAProfileH264High },
{ AV_PROFILE_H264_MAIN, 8, 3, 1, 1, VAProfileH264Main },
{ AV_PROFILE_H264_CONSTRAINED_BASELINE,
8, 3, 1, 1, VAProfileH264ConstrainedBaseline },
{ AV_PROFILE_UNKNOWN }
}

Definition at line 1160 of file vaapi_encode_h264.c.

◆ vaapi_encode_type_h264

const VAAPIEncodeType vaapi_encode_type_h264
static

Definition at line 1171 of file vaapi_encode_h264.c.

Referenced by vaapi_encode_h264_init().

◆ vaapi_encode_h264_options

const AVOption vaapi_encode_h264_options[]
static

Definition at line 1279 of file vaapi_encode_h264.c.

◆ vaapi_encode_h264_defaults

const FFCodecDefault vaapi_encode_h264_defaults[]
static
Initial value:
= {
{ "b", "0" },
{ "bf", "2" },
{ "g", "120" },
{ "i_qfactor", "1" },
{ "i_qoffset", "0" },
{ "b_qfactor", "6/5" },
{ "b_qoffset", "0" },
{ "qmin", "-1" },
{ "qmax", "-1" },
{ NULL },
}

Definition at line 1356 of file vaapi_encode_h264.c.

◆ vaapi_encode_h264_class

const AVClass vaapi_encode_h264_class
static
Initial value:
= {
.class_name = "h264_vaapi",
.item_name = av_default_item_name,
.option = vaapi_encode_h264_options,
.version = LIBAVUTIL_VERSION_INT,
}

Definition at line 1369 of file vaapi_encode_h264.c.

◆ ff_h264_vaapi_encoder

const FFCodec ff_h264_vaapi_encoder
Initial value:
= {
.p.name = "h264_vaapi",
CODEC_LONG_NAME("H.264/AVC (VAAPI)"),
.p.type = AVMEDIA_TYPE_VIDEO,
.p.id = AV_CODEC_ID_H264,
.priv_data_size = sizeof(VAAPIEncodeH264Context),
.init = &vaapi_encode_h264_init,
FF_CODEC_RECEIVE_PACKET_CB(&ff_vaapi_encode_receive_packet),
.close = &vaapi_encode_h264_close,
.p.priv_class = &vaapi_encode_h264_class,
.p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE |
AV_CODEC_CAP_DR1 | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
.caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE |
FF_CODEC_CAP_INIT_CLEANUP,
.defaults = vaapi_encode_h264_defaults,
.p.pix_fmts = (const enum AVPixelFormat[]) {
AV_PIX_FMT_VAAPI,
AV_PIX_FMT_NONE,
},
.hw_configs = ff_vaapi_encode_hw_configs,
.p.wrapper_name = "vaapi",
}

Definition at line 1376 of file vaapi_encode_h264.c.

FLAGS
#define FLAGS
Definition: vaapi_encode_h264.c:1278
AVPixelFormat
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
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
FF_CODEC_CAP_INIT_CLEANUP
#define FF_CODEC_CAP_INIT_CLEANUP
The codec allows calling the close function for deallocation even if the init function returned a fai...
Definition: codec_internal.h:42
AV_CODEC_CAP_HARDWARE
#define AV_CODEC_CAP_HARDWARE
Codec is backed by a hardware implementation.
Definition: codec.h:145
AV_PROFILE_H264_MAIN
#define AV_PROFILE_H264_MAIN
Definition: defs.h:111
vaapi_encode_h264_class
static const AVClass vaapi_encode_h264_class
Definition: vaapi_encode_h264.c:1369
FF_CODEC_CAP_NOT_INIT_THREADSAFE
#define FF_CODEC_CAP_NOT_INIT_THREADSAFE
The codec is not known to be init-threadsafe (i.e.
Definition: codec_internal.h:34
VAAPIEncodeH264Context
Definition: vaapi_encode_h264.c:69
AV_PROFILE_UNKNOWN
#define AV_PROFILE_UNKNOWN
Definition: defs.h:65
vaapi_encode_h264_init
static av_cold int vaapi_encode_h264_init(AVCodecContext *avctx)
Definition: vaapi_encode_h264.c:1203
init
int(* init)(AVBSFContext *ctx)
Definition: dts2pts_bsf.c:365
AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE
#define AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE
This encoder can reorder user opaque values from input AVFrames and return them with corresponding ou...
Definition: codec.h:159
vaapi_encode_h264_options
static const AVOption vaapi_encode_h264_options[]
Definition: vaapi_encode_h264.c:1279
ff_vaapi_encode_receive_packet
int ff_vaapi_encode_receive_packet(AVCodecContext *avctx, AVPacket *pkt)
Definition: vaapi_encode.c:1398
AV_CODEC_ID_H264
@ AV_CODEC_ID_H264
Definition: codec_id.h:79
CODEC_LONG_NAME
#define CODEC_LONG_NAME(str)
Definition: codec_internal.h:272
LIBAVUTIL_VERSION_INT
#define LIBAVUTIL_VERSION_INT
Definition: version.h:85
NULL
#define NULL
Definition: coverity.c:32
FF_CODEC_RECEIVE_PACKET_CB
#define FF_CODEC_RECEIVE_PACKET_CB(func)
Definition: codec_internal.h:321
av_default_item_name
const char * av_default_item_name(void *ptr)
Return the context name.
Definition: log.c:237
AV_CODEC_CAP_DR1
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
Definition: codec.h:52
AV_PIX_FMT_VAAPI
@ AV_PIX_FMT_VAAPI
Hardware acceleration through VA-API, data[3] contains a VASurfaceID.
Definition: pixfmt.h:119
value
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 value
Definition: writing_filters.txt:86
vaapi_encode_h264_close
static av_cold int vaapi_encode_h264_close(AVCodecContext *avctx)
Definition: vaapi_encode_h264.c:1265
ff_vaapi_encode_hw_configs
const AVCodecHWConfigInternal *const ff_vaapi_encode_hw_configs[]
Definition: vaapi_encode.c:34
AV_PROFILE_H264_HIGH
#define AV_PROFILE_H264_HIGH
Definition: defs.h:113
AV_PIX_FMT_NONE
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:65
AV_CODEC_CAP_DELAY
#define AV_CODEC_CAP_DELAY
Encoder or decoder requires flushing with NULL input at the end in order to give the complete and cor...
Definition: codec.h:76
AV_PROFILE_H264_CONSTRAINED_BASELINE
#define AV_PROFILE_H264_CONSTRAINED_BASELINE
Definition: defs.h:110
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
vaapi_encode_h264_defaults
static const FFCodecDefault vaapi_encode_h264_defaults[]
Definition: vaapi_encode_h264.c:1356
AV_OPT_TYPE_CONST
@ AV_OPT_TYPE_CONST
Definition: opt.h:234
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