ietf_dev.h File Reference

#include <gpac/ietf.h>

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Data Structures
struct	GF_RTCPHeader
struct	GF_POItem
struct	GF_RTPReorder
struct	GF_RTCP_Report
struct	GF_RTPChannel
struct	GF_TCPChan
struct	GF_RTSPSession
struct	GP_RTPPacketizer
struct	GF_RTPDepacketizer

Macros
#define	MAX_RTCP_RR   4
#define	GF_RTSP_DEFAULT_BUFFER   2048
#define	GF_RTSP_VERSION   "RTSP/1.0"
#define	RTSP_WRITE_STEPALLOC   250
#define	RTSP_WRITE_ALLOC_STR_WITHOUT_CHECK(buf, buf_size, pos, str)
#define	RTSP_WRITE_ALLOC_STR(buf, buf_size, pos, str)
#define	RTSP_WRITE_HEADER(buf, buf_size, pos, type, str)
#define	RTSP_WRITE_INT(buf, buf_size, pos, d, sig)
#define	RTSP_WRITE_HEX(buf, buf_size, pos, d, sig)
#define	RTSP_WRITE_FLOAT_WITHOUT_CHECK(buf, buf_size, pos, d)
#define	RTSP_WRITE_FLOAT(buf, buf_size, pos, d)
#define	RTP_VVC_AGG_NAL   0x1C
#define	RTP_VVC_FRAG_NAL   0x1D

Enumerations
enum	RTSP_HTTP_Tunnel { RTSP_HTTP_NONE = 0 , RTSP_HTTP_CLIENT , RTSP_HTTP_SERVER , RTSP_HTTP_DISABLE }

Functions
GF_RTPReorder *	gf_rtp_reorderer_new (u32 MaxCount, u32 MaxDelay, u32 rtp_timescale)
void	gf_rtp_reorderer_del (GF_RTPReorder *po)
void	gf_rtp_reorderer_reset (GF_RTPReorder *po)
GF_Err	gf_rtp_reorderer_add (GF_RTPReorder *po, const void *pck, u32 pck_size, u32 pck_seqnum)
void *	gf_rtp_reorderer_get (GF_RTPReorder *po, u32 *pck_size, Bool force_flush, Bool *is_disc)
u32	gf_rtp_channel_time (GF_RTPChannel *ch)
u32	gf_rtp_get_report_time ()
void	gf_rtp_get_next_report_time (GF_RTPChannel *ch)
Bool	gf_rtp_is_disc (GF_RTPChannel *ch)
GF_RTSPSession *	gf_rtsp_session_new (char *sURL, u16 DefaultPort)
GF_Err	gf_rtsp_send_data (GF_RTSPSession *sess, u8 *buffer, u32 Size)
GF_Err	gf_rstp_do_read_sock (GF_RTSPSession *sess, GF_Socket *sock, u8 *data, u32 data_size, u32 *out_read)
void	gf_rtsp_get_body_info (GF_RTSPSession *sess, u32 *body_start, u32 *body_size, Bool skip_tunnel)
GF_Err	gf_rtsp_read_reply (GF_RTSPSession *sess)
GF_Err	gf_rtsp_fill_buffer (GF_RTSPSession *sess)
GF_Err	gf_rtsp_refill_buffer (GF_RTSPSession *sess)
GF_RTSPTransport *	gf_rtsp_transport_parse (u8 *buffer)
GF_Err	gf_rtsp_parse_header (u8 *buffer, u32 BufferSize, u32 BodyStart, GF_RTSPCommand *com, GF_RTSPResponse *rsp)
void	gf_rtsp_set_command_value (GF_RTSPCommand *com, char *Header, char *Value)
void	gf_rtsp_set_response_value (GF_RTSPResponse *rsp, char *Header, char *Value)
GF_Err	gp_rtp_builder_do_mpeg4 (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_h263 (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_amr (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_mpeg12_video (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_mpeg12_audio (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_tx3g (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize, u32 duration, u8 descIndex)
GF_Err	gp_rtp_builder_do_avc (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_qcelp (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_smv (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_latm (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize, u32 duration)
GF_Err	gp_rtp_builder_do_ac3 (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_hevc (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_mp2t (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_vvc (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)
GF_Err	gp_rtp_builder_do_opus (GP_RTPPacketizer *builder, u8 *data, u32 data_size, u8 IsAUEnd, u32 FullAUSize)

---

Data Structure Documentation

GF_RTCPHeader

struct GF_RTCPHeader

Data Fields
u8	Version
u8	Padding
u8	Count
u8	PayloadType
u16	Length
u32	SSRC

GF_POItem

struct GF_POItem

Data Fields
struct __PRO_item *	next
u32	pck_seq_num
void *	pck
u32	size

GF_RTPReorder

struct GF_RTPReorder

Data Fields
struct __PRO_item *	in
u32	head_seqnum
u32	Count
u32	MaxCount
u32	IsInit
u32	MaxDelay
u32	LastTime
u32	TimeScale
struct __PRO_item *	disc

GF_RTCP_Report

struct GF_RTCP_Report

Data Fields
u32	ssrc
u32	frac_lost
u32	total_loss
u32	last_rtp_sn
u64	jitter
u32	last_sr
u32	delay_last_sr

__tag_rtp_channel

struct __tag_rtp_channel

RTP channel

Collaboration diagram for GF_RTPChannel:

Data Fields
GF_RTSPTransport	net_info
GF_Socket *	rtp
GF_Socket *	rtcp
GF_RTPReorder *	po
u32	last_report_time
u32	next_report_time
u32	last_nat_keepalive_time
u32	nat_keepalive_time_period
u32	rtp_first_SN
u32	rtp_time
u32	CurrentTime
u32	num_sn_loops
u8	PayloadType
u32	TimeScale
u8 *	send_buffer
u32	send_buffer_size
u32	pck_sent_since_last_sr
u32	last_pck_ts
u32	last_pck_ntp_sec
u32	last_pck_ntp_frac
u32	num_pck_sent
u32	num_payload_bytes
u32	forced_ntp_sec
u32	forced_ntp_frac
u32	force_loss_rate
Bool	no_auto_rtcp
char *	s_name
char *	s_email
char *	s_location
char *	s_phone
char *	s_tool
char *	s_note
char *	s_priv
s8	first_SR
u32	SSRC
u32	SenderSSRC
u32	last_pck_sn
Bool	packet_loss
char *	CName
u32	rtcp_bytes_sent
u32	tot_num_pck_rcv
u32	tot_num_pck_expected
u32	last_num_pck_rcv
u32	last_num_pck_expected
u32	last_num_pck_loss
u32	Jitter
u32	ntp_init
s32	last_deviance
u32	last_SR_NTP_sec
u32	last_SR_NTP_frac
u32	last_SR_rtp_time
u32	total_pck
u32	total_bytes
GF_BitStream *	bs_r
GF_BitStream *	bs_w
Bool	no_select
gf_rtp_tcp_callback	send_interleave
void *	interleave_cbk1
void *	interleave_cbk2
GF_RTCP_Report	rtcp_rr[MAX_RTCP_RR]
u32	nb_rctp_rr
const char *	netcap_id
const char **	ssm
const char **	ssmx
u32	nb_ssm
u32	nb_ssmx
u8	disc_state

GF_TCPChan

struct GF_TCPChan

Data Fields
u8	rtpID
u8	rtcpID
void *	ch_ptr

__tag_rtp_packetizer

struct __tag_rtp_packetizer

RTP builder (packetizer)

Collaboration diagram for GP_RTPPacketizer:

Data Fields
GF_SLHeader	sl_header
u32	nb_aus

Macro Definition Documentation

MAX_RTCP_RR

#define MAX_RTCP_RR   4

GF_RTSP_DEFAULT_BUFFER

#define GF_RTSP_DEFAULT_BUFFER   2048

GF_RTSP_VERSION

#define GF_RTSP_VERSION   "RTSP/1.0"

RTSP_WRITE_STEPALLOC

#define RTSP_WRITE_STEPALLOC   250

RTSP_WRITE_ALLOC_STR_WITHOUT_CHECK

#define RTSP_WRITE_ALLOC_STR_WITHOUT_CHECK	(		buf,
			buf_size,
			pos,
			str
	)

Value:

        if (strlen((const char *) str)+pos >= buf_size) {       \
                buf_size += (u32) strlen((const char *) str);   \
                buf = (char *) gf_realloc(buf, buf_size);               \
        }       \
        strcpy(buf+pos, (const char *) str);            \
        pos += (u32) strlen((const char *) str); \

RTSP_WRITE_ALLOC_STR

#define RTSP_WRITE_ALLOC_STR	(		buf,
			buf_size,
			pos,
			str
	)

Value:

        if (str){       \
                RTSP_WRITE_ALLOC_STR_WITHOUT_CHECK(buf, buf_size, pos, str);    \
        }       \

RTSP_WRITE_HEADER

#define RTSP_WRITE_HEADER	(		buf,
			buf_size,
			pos,
			type,
			str
	)

Value:

        if( str ) {     \
        RTSP_WRITE_ALLOC_STR(buf, buf_size, pos, type);         \
        RTSP_WRITE_ALLOC_STR(buf, buf_size, pos, ": ");         \
        RTSP_WRITE_ALLOC_STR(buf, buf_size, pos, str);          \
        RTSP_WRITE_ALLOC_STR(buf, buf_size, pos, "\r\n");       \
        }       \

RTSP_WRITE_INT

#define RTSP_WRITE_INT	(		buf,
			buf_size,
			pos,
			d,
			sig
	)

Value:

        {       \
        char temp[50]; \
        if (sig < 0) { \
                sprintf(temp, "%d", d);         \
        } else { \
                sprintf(temp, "%u", d);         \
        }       \
        RTSP_WRITE_ALLOC_STR_WITHOUT_CHECK(buf, buf_size, pos, temp); \
        }

RTSP_WRITE_HEX

#define RTSP_WRITE_HEX	(		buf,
			buf_size,
			pos,
			d,
			sig
	)

Value:

        {       \
        char temp[50]; \
        sprintf(temp, "%X", d);         \
        RTSP_WRITE_ALLOC_STR_WITHOUT_CHECK(buf, buf_size, pos, temp);\
        }

RTSP_WRITE_FLOAT_WITHOUT_CHECK

#define RTSP_WRITE_FLOAT_WITHOUT_CHECK	(		buf,
			buf_size,
			pos,
			d
	)

Value:

        {               \
        char temp[50]; \
        sprintf(temp, "%.4f", d);               \
        RTSP_WRITE_ALLOC_STR_WITHOUT_CHECK(buf, buf_size, pos, temp);\
        }

RTSP_WRITE_FLOAT

#define RTSP_WRITE_FLOAT	(		buf,
			buf_size,
			pos,
			d
	)

Value:

        {       \
        char temp[50]; \
        sprintf(temp, "%.4f", d);               \
        RTSP_WRITE_ALLOC_STR(buf, buf_size, pos, temp); \
        }

RTP_VVC_AGG_NAL

#define RTP_VVC_AGG_NAL   0x1C

RTP_VVC_FRAG_NAL

#define RTP_VVC_FRAG_NAL   0x1D

Enumeration Type Documentation

RTSP_HTTP_Tunnel

enum RTSP_HTTP_Tunnel

Enumerator
RTSP_HTTP_NONE
RTSP_HTTP_CLIENT
RTSP_HTTP_SERVER
RTSP_HTTP_DISABLE

Function Documentation

gf_rtp_reorderer_new()

GF_RTPReorder* gf_rtp_reorderer_new	(	u32	MaxCount,
		u32	MaxDelay,
		u32	rtp_timescale
	)

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gf_rtp_reorderer_del()

void gf_rtp_reorderer_del

(

GF_RTPReorder *

po

)

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gf_rtp_reorderer_reset()

void gf_rtp_reorderer_reset

(

GF_RTPReorder *

po

)

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gf_rtp_reorderer_add()

GF_Err gf_rtp_reorderer_add	(	GF_RTPReorder *	po,
		const void *	pck,
		u32	pck_size,
		u32	pck_seqnum
	)

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gf_rtp_reorderer_get()

void* gf_rtp_reorderer_get	(	GF_RTPReorder *	po,
		u32 *	pck_size,
		Bool	force_flush,
		Bool *	is_disc
	)

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gf_rtp_channel_time()

u32 gf_rtp_channel_time

(

GF_RTPChannel *

ch

)

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gf_rtp_get_report_time()

u32 gf_rtp_get_report_time

(

)

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gf_rtp_get_next_report_time()

void gf_rtp_get_next_report_time

(

GF_RTPChannel *

ch

)

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gf_rtp_is_disc()

Bool gf_rtp_is_disc

(

GF_RTPChannel *

ch

)

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gf_rtsp_send_data()

GF_Err gf_rtsp_send_data	(	GF_RTSPSession *	sess,
		u8 *	buffer,
		u32	Size
	)

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gf_rstp_do_read_sock()

GF_Err gf_rstp_do_read_sock	(	GF_RTSPSession *	sess,
		GF_Socket *	sock,
		u8 *	data,
		u32	data_size,
		u32 *	out_read
	)

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gf_rtsp_get_body_info()

void gf_rtsp_get_body_info	(	GF_RTSPSession *	sess,
		u32 *	body_start,
		u32 *	body_size,
		Bool	skip_tunnel
	)

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gf_rtsp_read_reply()

GF_Err gf_rtsp_read_reply

(

GF_RTSPSession *

sess

)

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gf_rtsp_fill_buffer()

GF_Err gf_rtsp_fill_buffer

(

GF_RTSPSession *

sess

)

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gf_rtsp_refill_buffer()

GF_Err gf_rtsp_refill_buffer

(

GF_RTSPSession *

sess

)

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gf_rtsp_transport_parse()

GF_RTSPTransport* gf_rtsp_transport_parse

(

u8 *

buffer

)

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gf_rtsp_parse_header()

GF_Err gf_rtsp_parse_header	(	u8 *	buffer,
		u32	BufferSize,
		u32	BodyStart,
		GF_RTSPCommand *	com,
		GF_RTSPResponse *	rsp
	)

! empty value !! - DSS may send these for CSeq if something goes wrong

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gf_rtsp_set_command_value()

void gf_rtsp_set_command_value	(	GF_RTSPCommand *	com,
		char *	Header,
		char *	Value
	)

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gf_rtsp_set_response_value()

void gf_rtsp_set_response_value	(	GF_RTSPResponse *	rsp,
		char *	Header,
		char *	Value
	)

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gp_rtp_builder_do_mpeg4()

GF_Err gp_rtp_builder_do_mpeg4	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_h263()

GF_Err gp_rtp_builder_do_h263	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_amr()

GF_Err gp_rtp_builder_do_amr	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_mpeg12_video()

GF_Err gp_rtp_builder_do_mpeg12_video	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_mpeg12_audio()

GF_Err gp_rtp_builder_do_mpeg12_audio	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_tx3g()

GF_Err gp_rtp_builder_do_tx3g	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize,
		u32	duration,
		u8	descIndex
	)

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gp_rtp_builder_do_avc()

GF_Err gp_rtp_builder_do_avc	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_qcelp()

GF_Err gp_rtp_builder_do_qcelp	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_smv()

GF_Err gp_rtp_builder_do_smv	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_latm()

GF_Err gp_rtp_builder_do_latm	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize,
		u32	duration
	)

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gp_rtp_builder_do_ac3()

GF_Err gp_rtp_builder_do_ac3	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_hevc()

GF_Err gp_rtp_builder_do_hevc	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_mp2t()

GF_Err gp_rtp_builder_do_mp2t	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_vvc()

GF_Err gp_rtp_builder_do_vvc	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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gp_rtp_builder_do_opus()

GF_Err gp_rtp_builder_do_opus	(	GP_RTPPacketizer *	builder,
		u8 *	data,
		u32	data_size,
		u8	IsAUEnd,
		u32	FullAUSize
	)

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