rtpdec_mpeg4.c File Reference

MPEG4 / RTP Code. More...

#include "rtpdec_formats.h"
#include "internal.h"
#include "libavutil/avstring.h"
#include "libavcodec/get_bits.h"

Include dependency graph for rtpdec_mpeg4.c:

Go to the source code of this file.

Data Structures
struct	PayloadContext
	RTP/JPEG specific private data. More...
struct	PayloadContext::AUHeaders
	mpeg 4 AU headers More...
struct	AttrNameMap

Macros
#define	ATTR_NAME_TYPE_INT   0
#define	ATTR_NAME_TYPE_STR   1

Functions
static PayloadContext *	new_context (void)
static void	free_context (PayloadContext *data)
static int	parse_fmtp_config (AVCodecContext *codec, char *value)
static int	rtp_parse_mp4_au (PayloadContext *data, const uint8_t *buf, int len)
static int	aac_parse_packet (AVFormatContext *ctx, PayloadContext *data, AVStream *st, AVPacket *pkt, uint32_t *timestamp, const uint8_t *buf, int len, uint16_t seq, int flags)
static int	parse_fmtp (AVStream *stream, PayloadContext *data, char *attr, char *value)
static int	parse_sdp_line (AVFormatContext *s, int st_index, PayloadContext *data, const char *line)
static int	init_video (AVFormatContext *s, int st_index, PayloadContext *data)

Variables
static const AttrNameMap	attr_names []
RTPDynamicProtocolHandler	ff_mp4v_es_dynamic_handler
RTPDynamicProtocolHandler	ff_mpeg4_generic_dynamic_handler

Detailed Description

MPEG4 / RTP Code.

Author

Fabrice Bellard

Romain Degez

Definition in file rtpdec_mpeg4.c.

Macro Definition Documentation

#define ATTR_NAME_TYPE_INT   0

Definition at line 72 of file rtpdec_mpeg4.c.

Referenced by parse_fmtp().

#define ATTR_NAME_TYPE_STR   1

Definition at line 73 of file rtpdec_mpeg4.c.

Referenced by parse_fmtp().

Function Documentation

static int aac_parse_packet ( AVFormatContext *  ctx, PayloadContext *  data, AVStream *  st, AVPacket *  pkt, uint32_t *  timestamp, const uint8_t *  buf, int  len, uint16_t  seq, int  flags  )

static

Definition at line 165 of file rtpdec_mpeg4.c.

static void free_context ( PayloadContext *  data )

static

Definition at line 95 of file rtpdec_mpeg4.c.

static int init_video ( AVFormatContext *  s, int  st_index, PayloadContext *  data  )

static

Definition at line 255 of file rtpdec_mpeg4.c.

static PayloadContext* new_context ( void  )

static

Definition at line 90 of file rtpdec_mpeg4.c.

static int parse_fmtp ( AVStream *  stream, PayloadContext *  data, char *  attr, char *  value  )

static

Definition at line 212 of file rtpdec_mpeg4.c.

Referenced by parse_sdp_line().

static int parse_fmtp_config ( AVCodecContext *  codec, char *  value  )

static

Definition at line 102 of file rtpdec_mpeg4.c.

Referenced by parse_fmtp().

static int parse_sdp_line ( AVFormatContext *  s, int  st_index, PayloadContext *  data, const char *  line  )

static

Definition at line 241 of file rtpdec_mpeg4.c.

static int rtp_parse_mp4_au ( PayloadContext *  data, const uint8_t *  buf, int  len  )

static

Definition at line 115 of file rtpdec_mpeg4.c.

Referenced by aac_parse_packet().

Variable Documentation

const AttrNameMap attr_names[]

static

Initial value:

= {
    { "SizeLength",       ATTR_NAME_TYPE_INT,
      offsetof(PayloadContext, sizelength) },
    { "IndexLength",      ATTR_NAME_TYPE_INT,
      offsetof(PayloadContext, indexlength) },
    { "IndexDeltaLength", ATTR_NAME_TYPE_INT,
      offsetof(PayloadContext, indexdeltalength) },
    { "profile-level-id", ATTR_NAME_TYPE_INT,
      offsetof(PayloadContext, profile_level_id) },
    { "StreamType",       ATTR_NAME_TYPE_INT,
      offsetof(PayloadContext, streamtype) },
    { "mode",             ATTR_NAME_TYPE_STR,
      offsetof(PayloadContext, mode) },
    { NULL, -1, -1 },
}

Definition at line 74 of file rtpdec_mpeg4.c.

RTPDynamicProtocolHandler ff_mp4v_es_dynamic_handler

Initial value:

= {
    .enc_name           = "MP4V-ES",
    .codec_type         = AVMEDIA_TYPE_VIDEO,
    .codec_id           = AV_CODEC_ID_MPEG4,
    .init               = init_video,
    .parse_sdp_a_line   = parse_sdp_line,
}

Definition at line 263 of file rtpdec_mpeg4.c.

Referenced by av_register_rtp_dynamic_payload_handlers().

RTPDynamicProtocolHandler ff_mpeg4_generic_dynamic_handler

Initial value:

= {
    .enc_name           = "mpeg4-generic",
    .codec_type         = AVMEDIA_TYPE_AUDIO,
    .codec_id           = AV_CODEC_ID_AAC,
    .parse_sdp_a_line   = parse_sdp_line,
    .alloc              = new_context,
    .free               = free_context,
    .parse_packet       = aac_parse_packet
}

Definition at line 271 of file rtpdec_mpeg4.c.

Referenced by av_register_rtp_dynamic_payload_handlers().