rtpdec_vc2hq.c File Reference

#include "libavutil/intreadwrite.h"
#include "libavcodec/dirac.h"
#include "avio_internal.h"
#include "rtpdec_formats.h"

Go to the source code of this file.

Data Structures
struct	PayloadContext
	RTP/JPEG specific private data. More...

Macros
#define	RTP_VC2HQ_PL_HEADER_SIZE   4
#define	DIRAC_DATA_UNIT_HEADER_SIZE   13
#define	DIRAC_PIC_NR_SIZE   4
#define	DIRAC_RTP_PCODE_HQ_PIC_FRAGMENT   0xEC

Functions
static void	fill_parse_info_header (PayloadContext *pl_ctx, uint8_t *buf, uint8_t parse_code, uint32_t data_unit_size)
static int	vc2hq_handle_sequence_header (PayloadContext *pl_ctx, AVStream *st, AVPacket *pkt, const uint8_t *buf, int len)
static int	vc2hq_mark_end_of_sequence (PayloadContext *pl_ctx, AVStream *st, AVPacket *pkt)
static int	vc2hq_handle_frame_fragment (AVFormatContext *ctx, PayloadContext *pl_ctx, AVStream *st, AVPacket *pkt, uint32_t *timestamp, const uint8_t *buf, int len, int flags)
static int	vc2hq_handle_packet (AVFormatContext *ctx, PayloadContext *pl_ctx, AVStream *st, AVPacket *pkt, uint32_t *timestamp, const uint8_t *buf, int len, uint16_t seq, int flags)

Variables
static const uint8_t	start_sequence [] = { 'B', 'B', 'C', 'D' }
const RTPDynamicProtocolHandler	ff_vc2hq_dynamic_handler

Macro Definition Documentation

RTP_VC2HQ_PL_HEADER_SIZE

#define RTP_VC2HQ_PL_HEADER_SIZE   4

Definition at line 28 of file rtpdec_vc2hq.c.

Referenced by vc2hq_handle_packet().

DIRAC_DATA_UNIT_HEADER_SIZE

#define DIRAC_DATA_UNIT_HEADER_SIZE   13

Definition at line 30 of file rtpdec_vc2hq.c.

Referenced by vc2hq_handle_frame_fragment(), vc2hq_handle_sequence_header(), and vc2hq_mark_end_of_sequence().

DIRAC_PIC_NR_SIZE

#define DIRAC_PIC_NR_SIZE   4

Definition at line 31 of file rtpdec_vc2hq.c.

Referenced by vc2hq_handle_frame_fragment().

DIRAC_RTP_PCODE_HQ_PIC_FRAGMENT

#define DIRAC_RTP_PCODE_HQ_PIC_FRAGMENT   0xEC

Definition at line 32 of file rtpdec_vc2hq.c.

Referenced by vc2hq_handle_packet().

Function Documentation

fill_parse_info_header()

static void fill_parse_info_header ( PayloadContext *  pl_ctx, uint8_t *  buf, uint8_t  parse_code, uint32_t  data_unit_size  )

static

Definition at line 45 of file rtpdec_vc2hq.c.

Referenced by vc2hq_handle_frame_fragment(), vc2hq_handle_sequence_header(), and vc2hq_mark_end_of_sequence().

vc2hq_handle_sequence_header()

static int vc2hq_handle_sequence_header ( PayloadContext *  pl_ctx, AVStream *  st, AVPacket *  pkt, const uint8_t *  buf, int  len  )

static

Definition at line 56 of file rtpdec_vc2hq.c.

Referenced by vc2hq_handle_packet().

vc2hq_mark_end_of_sequence()

static int vc2hq_mark_end_of_sequence ( PayloadContext *  pl_ctx, AVStream *  st, AVPacket *  pkt  )

static

Definition at line 75 of file rtpdec_vc2hq.c.

Referenced by vc2hq_handle_packet().

vc2hq_handle_frame_fragment()

static int vc2hq_handle_frame_fragment ( AVFormatContext *  ctx, PayloadContext *  pl_ctx, AVStream *  st, AVPacket *  pkt, uint32_t *  timestamp, const uint8_t *  buf, int  len, int  flags  )

static

Definition at line 92 of file rtpdec_vc2hq.c.

Referenced by vc2hq_handle_packet().

vc2hq_handle_packet()

static int vc2hq_handle_packet ( AVFormatContext *  ctx, PayloadContext *  pl_ctx, AVStream *  st, AVPacket *  pkt, uint32_t *  timestamp, const uint8_t *  buf, int  len, uint16_t  seq, int  flags  )

static

Definition at line 176 of file rtpdec_vc2hq.c.

Variable Documentation

start_sequence

const uint8_t start_sequence[] = { 'B', 'B', 'C', 'D' }

static

Definition at line 43 of file rtpdec_vc2hq.c.

Referenced by fill_parse_info_header().

ff_vc2hq_dynamic_handler

const RTPDynamicProtocolHandler ff_vc2hq_dynamic_handler

Initial value:

= {
    .enc_name         = "VC2",
    .codec_type       = AVMEDIA_TYPE_VIDEO,
    .codec_id         = AV_CODEC_ID_DIRAC,
    .priv_data_size   = sizeof(PayloadContext),
    .parse_packet     = vc2hq_handle_packet
}

Definition at line 219 of file rtpdec_vc2hq.c.