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/internal.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "cbs.h"
#include "cbs_h264.h"
#include "h264.h"
#include "h264_sei.h"
#include "internal.h"
#include "vaapi_encode.h"

Go to the source code of this file.

Data Structures
struct	VAAPIEncodeH264Context
struct	VAAPIEncodeH264Options

Macros
#define	OFFSET(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 }

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 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 VAAPIEncodeType	vaapi_encode_type_h264
static const AVOption	vaapi_encode_h264_options []
static const AVCodecDefault	vaapi_encode_h264_defaults []
static const AVClass	vaapi_encode_h264_class
AVCodec	ff_h264_vaapi_encoder

Macro Definition Documentation

#define OFFSET

(

x

)

Value:

(offsetof(VAAPIEncodeContext, codec_options_data) + \
                   offsetof(VAAPIEncodeH264Options, x))

Definition at line 986 of file vaapi_encode_h264.c.

#define FLAGS   (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)

Definition at line 988 of file vaapi_encode_h264.c.

#define PROFILE	(		name,
			value
	)

Value:

name, NULL, 0, AV_OPT_TYPE_CONST, \
      { .i64 = value }, 0, 0, FLAGS, "profile"

#define LEVEL	(		name,
			value
	)

Value:

name, NULL, 0, AV_OPT_TYPE_CONST, \
      { .i64 = value }, 0, 0, FLAGS, "level"

Enumeration Type Documentation

anonymous enum

Enumerator
SEI_TIMING
SEI_IDENTIFIER
SEI_RECOVERY_POINT

Definition at line 37 of file vaapi_encode_h264.c.

Function Documentation

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

static

Definition at line 101 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().

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

static

Definition at line 128 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().

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

static

Definition at line 148 of file vaapi_encode_h264.c.

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

static

Definition at line 177 of file vaapi_encode_h264.c.

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 204 of file vaapi_encode_h264.c.

static int vaapi_encode_h264_init_sequence_params ( AVCodecContext *  avctx )

static

Definition at line 286 of file vaapi_encode_h264.c.

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

static

Definition at line 576 of file vaapi_encode_h264.c.

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

static

Definition at line 697 of file vaapi_encode_h264.c.

static av_cold int vaapi_encode_h264_configure ( AVCodecContext *  avctx )

static

Definition at line 778 of file vaapi_encode_h264.c.

static av_cold int vaapi_encode_h264_init ( AVCodecContext *  avctx )

static

Definition at line 883 of file vaapi_encode_h264.c.

static av_cold int vaapi_encode_h264_close ( AVCodecContext *  avctx )

static

Definition at line 973 of file vaapi_encode_h264.c.

Variable Documentation

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 44 of file vaapi_encode_h264.c.

Referenced by vaapi_encode_h264_configure().

const VAAPIEncodeType vaapi_encode_type_h264

static

Initial value:

= {
    .priv_data_size        = sizeof(VAAPIEncodeH264Context),

    .configure             = &vaapi_encode_h264_configure,

    .sequence_params_size  = sizeof(VAEncSequenceParameterBufferH264),
    .init_sequence_params  = &vaapi_encode_h264_init_sequence_params,

    .picture_params_size   = sizeof(VAEncPictureParameterBufferH264),
    .init_picture_params   = &vaapi_encode_h264_init_picture_params,

    .slice_params_size     = sizeof(VAEncSliceParameterBufferH264),
    .init_slice_params     = &vaapi_encode_h264_init_slice_params,

    .sequence_header_type  = VAEncPackedHeaderSequence,
    .write_sequence_header = &vaapi_encode_h264_write_sequence_header,

    .slice_header_type     = VAEncPackedHeaderH264_Slice,
    .write_slice_header    = &vaapi_encode_h264_write_slice_header,

    .write_extra_header    = &vaapi_encode_h264_write_extra_header,
}

Definition at line 860 of file vaapi_encode_h264.c.

const AVOption vaapi_encode_h264_options[]

static

Definition at line 989 of file vaapi_encode_h264.c.

const AVCodecDefault 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",           "0"   },
    { NULL },
}

Definition at line 1062 of file vaapi_encode_h264.c.

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 1074 of file vaapi_encode_h264.c.

AVCodec ff_h264_vaapi_encoder

Initial value:

= {
    .name           = "h264_vaapi",
    .long_name      = NULL_IF_CONFIG_SMALL("H.264/AVC (VAAPI)"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_H264,
    .priv_data_size = (sizeof(VAAPIEncodeContext) +
                       sizeof(VAAPIEncodeH264Options)),
    .init           = &vaapi_encode_h264_init,
    .encode2        = &ff_vaapi_encode2,
    .close          = &vaapi_encode_h264_close,
    .priv_class     = &vaapi_encode_h264_class,
    .capabilities   = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE,
    .defaults       = vaapi_encode_h264_defaults,
    .pix_fmts = (const enum AVPixelFormat[]) {
        AV_PIX_FMT_VAAPI,
        AV_PIX_FMT_NONE,
    },
    .wrapper_name   = "vaapi",
}

Definition at line 1081 of file vaapi_encode_h264.c.