libavcodec/dirac_parser.c File Reference

Dirac Parser. More...

#include <string.h>
#include "libavutil/intreadwrite.h"
#include "libavutil/mem.h"
#include "parser.h"

Go to the source code of this file.

Data Structures
struct	DiracParseContext
	Find the end of the current frame in the bitstream. More...
struct	DiracParseUnit
Defines
#define	DIRAC_PARSE_INFO_PREFIX   0x42424344
Functions
static int	find_frame_end (DiracParseContext *pc, const uint8_t *buf, int buf_size)
static int	unpack_parse_unit (DiracParseUnit *pu, DiracParseContext *pc, int offset)
static int	dirac_combine_frame (AVCodecParserContext *s, AVCodecContext *avctx, int next, const uint8_t **buf, int *buf_size)
static int	dirac_parse (AVCodecParserContext *s, AVCodecContext *avctx, const uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size)
static void	dirac_parse_close (AVCodecParserContext *s)
Variables
AVCodecParser	ff_dirac_parser

---

Detailed Description

Dirac Parser.

Author:

Marco Gerards <marco@gnu.org>

Definition in file dirac_parser.c.

---

Define Documentation

#define DIRAC_PARSE_INFO_PREFIX   0x42424344

Definition at line 36 of file dirac_parser.c.

Referenced by find_frame_end().

---

Function Documentation

static int dirac_combine_frame	(	AVCodecParserContext *	s,
		AVCodecContext *	avctx,
		int	next,
		const uint8_t **	buf,
		int *	buf_size
	)			[static]

Definition at line 118 of file dirac_parser.c.

Referenced by dirac_parse().

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

Definition at line 213 of file dirac_parser.c.

static void dirac_parse_close

(

AVCodecParserContext *

s

)

[static]

Definition at line 245 of file dirac_parser.c.

static int find_frame_end	(	DiracParseContext *	pc,
		const uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 55 of file dirac_parser.c.

Referenced by dirac_parse(), and jpeg_parse().

static int unpack_parse_unit	(	DiracParseUnit *	pu,
		DiracParseContext *	pc,
		int	offset
	)			[static]

Definition at line 100 of file dirac_parser.c.

Referenced by dirac_combine_frame().

---

Variable Documentation

AVCodecParser ff_dirac_parser

Initial value:

 {
    .codec_ids      = { AV_CODEC_ID_DIRAC },
    .priv_data_size = sizeof(DiracParseContext),
    .parser_parse   = dirac_parse,
    .parser_close   = dirac_parse_close,
}

Definition at line 253 of file dirac_parser.c.