hevc_parser.c File Reference

#include "libavutil/common.h"
#include "golomb.h"
#include "hevc.h"
#include "hevcdec.h"
#include "h2645_parse.h"
#include "parser.h"

Go to the source code of this file.

Data Structures
struct	HEVCParserContext

Macros
#define	START_CODE   0x000001
	start_code_prefix_one_3bytes More...
#define	IS_IRAP_NAL(nal)   (nal->type >= 16 && nal->type <= 23)
#define	ADVANCED_PARSER   CONFIG_HEVC_DECODER

Functions
static int	hevc_parse_slice_header (AVCodecParserContext *s, H2645NAL *nal, AVCodecContext *avctx)
static int	parse_nal_units (AVCodecParserContext *s, const uint8_t *buf, int buf_size, AVCodecContext *avctx)
static int	hevc_find_frame_end (AVCodecParserContext *s, const uint8_t *buf, int buf_size)
	Find the end of the current frame in the bitstream. More...
static int	hevc_parse (AVCodecParserContext *s, AVCodecContext *avctx, const uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size)
static int	hevc_split (AVCodecContext *avctx, const uint8_t *buf, int buf_size)
static void	hevc_parser_close (AVCodecParserContext *s)

Variables
AVCodecParser	ff_hevc_parser

Macro Definition Documentation

#define START_CODE   0x000001

start_code_prefix_one_3bytes

Definition at line 31 of file hevc_parser.c.

Referenced by hevc_find_frame_end(), and hevc_split().

#define IS_IRAP_NAL

(

nal

)

(nal->type >= 16 && nal->type <= 23)

Definition at line 33 of file hevc_parser.c.

Referenced by hevc_parse_slice_header().

#define ADVANCED_PARSER   CONFIG_HEVC_DECODER

Definition at line 35 of file hevc_parser.c.

Function Documentation

static int hevc_parse_slice_header ( AVCodecParserContext *  s, H2645NAL *  nal, AVCodecContext *  avctx  )

static

Definition at line 51 of file hevc_parser.c.

Referenced by parse_nal_units().

static int parse_nal_units ( AVCodecParserContext *  s, const uint8_t *  buf, int  buf_size, AVCodecContext *  avctx  )

static

Definition at line 87 of file hevc_parser.c.

Referenced by hevc_parse().

static int hevc_find_frame_end ( AVCodecParserContext *  s, const uint8_t *  buf, int  buf_size  )

static

Find the end of the current frame in the bitstream.

Returns

the position of the first byte of the next frame, or END_NOT_FOUND

Definition at line 139 of file hevc_parser.c.

Referenced by hevc_parse().

static int hevc_parse ( AVCodecParserContext *  s, AVCodecContext *  avctx, const uint8_t **  poutbuf, int *  poutbuf_size, const uint8_t *  buf, int  buf_size  )

static

Definition at line 406 of file hevc_parser.c.

static int hevc_split ( AVCodecContext *  avctx, const uint8_t *  buf, int  buf_size  )

static

Definition at line 439 of file hevc_parser.c.

static void hevc_parser_close ( AVCodecParserContext *  s )

static

Definition at line 471 of file hevc_parser.c.

Variable Documentation

AVCodecParser ff_hevc_parser

Initial value:

= {
    .codec_ids      = { AV_CODEC_ID_HEVC },
    .priv_data_size = sizeof(HEVCParserContext),
    .parser_parse   = hevc_parse,
    .parser_close   = hevc_parser_close,
    .split          = hevc_split,
}

Definition at line 505 of file hevc_parser.c.