libavcodec/h264_parser.c File Reference

H.264 / AVC / MPEG4 part10 parser. More...

#include "parser.h"
#include "h264data.h"
#include "golomb.h"
#include <assert.h>

Go to the source code of this file.

Defines
#define	UNCHECKED_BITSTREAM_READER   1
Functions
static int	ff_h264_find_frame_end (H264Context *h, const uint8_t *buf, int buf_size)
static int	parse_nal_units (AVCodecParserContext *s, AVCodecContext *avctx, const uint8_t *buf, int buf_size)
	Parse NAL units of found picture and decode some basic information.
static int	h264_parse (AVCodecParserContext *s, AVCodecContext *avctx, const uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size)
static int	h264_split (AVCodecContext *avctx, const uint8_t *buf, int buf_size)
static void	close (AVCodecParserContext *s)
static int	init (AVCodecParserContext *s)
Variables
AVCodecParser	ff_h264_parser

---

Detailed Description

H.264 / AVC / MPEG4 part10 parser.

Author:

Michael Niedermayer <michaelni@gmx.at>

Definition in file h264_parser.c.

---

Define Documentation

#define UNCHECKED_BITSTREAM_READER   1

Definition at line 28 of file h264_parser.c.

---

Function Documentation

static void close

(

AVCodecParserContext *

s

)

[static]

Definition at line 366 of file h264_parser.c.

Referenced by audio_close(), audio_open(), av_file_map(), build_feed_streams(), cache_close(), close_connection(), dv1394_close(), dv1394_read_header(), fbdev_read_close(), fbdev_read_header(), ff_ass_split_override_codes(), ff_xvid_rate_control_init(), grab_read_close(), grab_read_header(), http_receive_data(), main(), mpeg12_class(), read_random(), and start_children().

static int ff_h264_find_frame_end	(	H264Context *	h,
		const uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 37 of file h264_parser.c.

Referenced by h264_parse().

static int h264_parse	(	AVCodecParserContext *	s,
		AVCodecContext *	avctx,
		const uint8_t **	poutbuf,
		int *	poutbuf_size,
		const uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 279 of file h264_parser.c.

static int h264_split	(	AVCodecContext *	avctx,
		const uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 342 of file h264_parser.c.

static int init

(

AVCodecParserContext *

s

)

[static]

Definition at line 375 of file h264_parser.c.

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

Parse NAL units of found picture and decode some basic information.

Parameters:

	s	parser context.
	avctx	codec context.
	buf	buffer with field/frame data.
	buf_size	size of the buffer.

Definition at line 143 of file h264_parser.c.

Referenced by h264_parse().

---

Variable Documentation

AVCodecParser ff_h264_parser

Initial value:

 {
    .codec_ids      = { CODEC_ID_H264 },
    .priv_data_size = sizeof(H264Context),
    .parser_init    = init,
    .parser_parse   = h264_parse,
    .parser_close   = close,
    .split          = h264_split,
}

Definition at line 383 of file h264_parser.c.