libavcodec/vc1_parser.c File Reference

VC-1 and WMV3 parser. More...

#include "parser.h"
#include "vc1.h"
#include "get_bits.h"

Go to the source code of this file.

Data Structures
struct	VC1ParseContext
Functions
static void	vc1_extract_headers (AVCodecParserContext *s, AVCodecContext *avctx, const uint8_t *buf, int buf_size)
static int	vc1_find_frame_end (ParseContext *pc, const uint8_t *buf, int buf_size)
	finds the end of the current frame in the bitstream.
static int	vc1_parse (AVCodecParserContext *s, AVCodecContext *avctx, const uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size)
static int	vc1_split (AVCodecContext *avctx, const uint8_t *buf, int buf_size)
Variables
AVCodecParser	ff_vc1_parser

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Detailed Description

VC-1 and WMV3 parser.

Definition in file vc1_parser.c.

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Function Documentation

static void vc1_extract_headers	(	AVCodecParserContext *	s,
		AVCodecContext *	avctx,
		const uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 37 of file vc1_parser.c.

Referenced by vc1_parse().

static int vc1_find_frame_end	(	ParseContext *	pc,
		const uint8_t *	buf,
		int	buf_size
	)			[static]

finds the end of the current frame in the bitstream.

Returns:

the position of the first byte of the next frame, or -1

Definition at line 87 of file vc1_parser.c.

Referenced by vc1_parse().

static int vc1_parse	(	AVCodecParserContext *	s,
		AVCodecContext *	avctx,
		const uint8_t **	poutbuf,
		int *	poutbuf_size,
		const uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 125 of file vc1_parser.c.

static int vc1_split	(	AVCodecContext *	avctx,
		const uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 152 of file vc1_parser.c.

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Variable Documentation

AVCodecParser ff_vc1_parser

Initial value:

 {
    { CODEC_ID_VC1 },
    sizeof(VC1ParseContext),
    NULL,
    vc1_parse,
    ff_parse1_close,
    vc1_split,
}

Definition at line 172 of file vc1_parser.c.