FFmpeg
Data Structures | Functions | Variables
rtspdec.c File Reference
#include "config_components.h"
#include "libavutil/avstring.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mathematics.h"
#include "libavutil/random_seed.h"
#include "libavutil/time.h"
#include "avformat.h"
#include "demux.h"
#include "internal.h"
#include "network.h"
#include "os_support.h"
#include "rtpproto.h"
#include "rtsp.h"
#include "rdt.h"
#include "tls.h"
#include "url.h"
#include "version.h"

Go to the source code of this file.

Data Structures

struct  RTSPStatusMessage
 

Functions

static int rtsp_read_close (AVFormatContext *s)
 
static int read_line (AVFormatContext *s, char *rbuf, const int rbufsize, int *rbuflen)
 
static int rtsp_send_reply (AVFormatContext *s, enum RTSPStatusCode code, const char *extracontent, uint16_t seq)
 
static int check_sessionid (AVFormatContext *s, RTSPMessageHeader *request)
 
static int rtsp_read_request (AVFormatContext *s, RTSPMessageHeader *request, const char *method)
 
static int rtsp_read_announce (AVFormatContext *s)
 
static int rtsp_read_options (AVFormatContext *s)
 
static int rtsp_read_setup (AVFormatContext *s, char *host, char *controlurl)
 
static int rtsp_read_record (AVFormatContext *s)
 
static int parse_command_line (AVFormatContext *s, const char *line, int linelen, char *uri, int urisize, char *method, int methodsize, enum RTSPMethod *methodcode)
 
int ff_rtsp_parse_streaming_commands (AVFormatContext *s)
 Parse RTSP commands (OPTIONS, PAUSE and TEARDOWN) during streaming in listen mode. More...
 
static int rtsp_read_play (AVFormatContext *s)
 
static int rtsp_read_pause (AVFormatContext *s)
 
int ff_rtsp_setup_input_streams (AVFormatContext *s, RTSPMessageHeader *reply)
 Get the description of the stream and set up the RTSPStream child objects. More...
 
static int rtsp_listen (AVFormatContext *s)
 
static int rtsp_probe (const AVProbeData *p)
 
static int rtsp_read_header (AVFormatContext *s)
 
int ff_rtsp_tcp_read_packet (AVFormatContext *s, RTSPStream **prtsp_st, uint8_t *buf, int buf_size)
 Receive one RTP packet from an TCP interleaved RTSP stream. More...
 
static int resetup_tcp (AVFormatContext *s)
 
static int rtsp_read_packet (AVFormatContext *s, AVPacket *pkt)
 
static int rtsp_read_seek (AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
 

Variables

static const struct RTSPStatusMessage status_messages []
 
static const AVClass rtsp_demuxer_class
 
const FFInputFormat ff_rtsp_demuxer
 

Function Documentation

◆ rtsp_read_close()

static int rtsp_read_close ( AVFormatContext *  s)
static

Definition at line 60 of file rtspdec.c.

Referenced by rtsp_read_header().

◆ read_line()

static int read_line ( AVFormatContext *  s,
char *  rbuf,
const int  rbufsize,
int *  rbuflen 
)
inlinestatic

Definition at line 75 of file rtspdec.c.

Referenced by ff_rtsp_parse_streaming_commands(), rtsp_listen(), and rtsp_read_request().

◆ rtsp_send_reply()

static int rtsp_send_reply ( AVFormatContext *  s,
enum RTSPStatusCode  code,
const char *  extracontent,
uint16_t  seq 
)
static

Definition at line 100 of file rtspdec.c.

Referenced by check_sessionid(), ff_rtsp_parse_streaming_commands(), rtsp_read_announce(), rtsp_read_options(), rtsp_read_record(), and rtsp_read_setup().

◆ check_sessionid()

static int check_sessionid ( AVFormatContext *  s,
RTSPMessageHeader *  request 
)
inlinestatic

Definition at line 127 of file rtspdec.c.

Referenced by rtsp_read_record(), and rtsp_read_request().

◆ rtsp_read_request()

static int rtsp_read_request ( AVFormatContext *  s,
RTSPMessageHeader *  request,
const char *  method 
)
inlinestatic

Definition at line 145 of file rtspdec.c.

Referenced by ff_rtsp_parse_streaming_commands(), rtsp_read_announce(), rtsp_read_options(), rtsp_read_record(), and rtsp_read_setup().

◆ rtsp_read_announce()

static int rtsp_read_announce ( AVFormatContext *  s)
static

Definition at line 175 of file rtspdec.c.

Referenced by rtsp_listen().

◆ rtsp_read_options()

static int rtsp_read_options ( AVFormatContext *  s)
static

Definition at line 222 of file rtspdec.c.

Referenced by rtsp_listen().

◆ rtsp_read_setup()

static int rtsp_read_setup ( AVFormatContext *  s,
char *  host,
char *  controlurl 
)
static

Definition at line 240 of file rtspdec.c.

Referenced by rtsp_listen().

◆ rtsp_read_record()

static int rtsp_read_record ( AVFormatContext *  s)
static

Definition at line 359 of file rtspdec.c.

Referenced by rtsp_listen().

◆ parse_command_line()

static int parse_command_line ( AVFormatContext *  s,
const char *  line,
int  linelen,
char *  uri,
int  urisize,
char *  method,
int  methodsize,
enum RTSPMethod *  methodcode 
)
inlinestatic

Definition at line 381 of file rtspdec.c.

Referenced by ff_rtsp_parse_streaming_commands(), and rtsp_listen().

◆ ff_rtsp_parse_streaming_commands()

int ff_rtsp_parse_streaming_commands ( AVFormatContext *  s)

Parse RTSP commands (OPTIONS, PAUSE and TEARDOWN) during streaming in listen mode.

Definition at line 484 of file rtspdec.c.

◆ rtsp_read_play()

static int rtsp_read_play ( AVFormatContext *  s)
static

Definition at line 525 of file rtspdec.c.

Referenced by rtsp_read_header(), rtsp_read_packet(), and rtsp_read_seek().

◆ rtsp_read_pause()

static int rtsp_read_pause ( AVFormatContext *  s)
static

Definition at line 596 of file rtspdec.c.

Referenced by rtsp_read_packet(), and rtsp_read_seek().

◆ ff_rtsp_setup_input_streams()

int ff_rtsp_setup_input_streams ( AVFormatContext *  s,
RTSPMessageHeader *  reply 
)

Get the description of the stream and set up the RTSPStream child objects.

The Require: attribute is needed for proper streaming from Realmedia servers.

Definition at line 613 of file rtspdec.c.

◆ rtsp_listen()

static int rtsp_listen ( AVFormatContext *  s)
static

Definition at line 650 of file rtspdec.c.

Referenced by rtsp_read_header().

◆ rtsp_probe()

static int rtsp_probe ( const AVProbeData *  p)
static

Definition at line 731 of file rtspdec.c.

◆ rtsp_read_header()

static int rtsp_read_header ( AVFormatContext *  s)
static

Definition at line 743 of file rtspdec.c.

◆ ff_rtsp_tcp_read_packet()

int ff_rtsp_tcp_read_packet ( AVFormatContext *  s,
RTSPStream **  prtsp_st,
uint8_t *  buf,
int  buf_size 
)

Receive one RTP packet from an TCP interleaved RTSP stream.

Definition at line 784 of file rtspdec.c.

◆ resetup_tcp()

static int resetup_tcp ( AVFormatContext *  s)
static

Definition at line 834 of file rtspdec.c.

Referenced by rtsp_read_packet().

◆ rtsp_read_packet()

static int rtsp_read_packet ( AVFormatContext *  s,
AVPacket *  pkt 
)
static

Definition at line 847 of file rtspdec.c.

◆ rtsp_read_seek()

static int rtsp_read_seek ( AVFormatContext *  s,
int  stream_index,
int64_t  timestamp,
int  flags 
)
static

Definition at line 962 of file rtspdec.c.

Variable Documentation

◆ status_messages

const struct RTSPStatusMessage status_messages[]
static
Initial value:
= {
{ RTSP_STATUS_OK, "OK" },
{ RTSP_STATUS_METHOD, "Method Not Allowed" },
{ RTSP_STATUS_BANDWIDTH, "Not Enough Bandwidth" },
{ RTSP_STATUS_SESSION, "Session Not Found" },
{ RTSP_STATUS_STATE, "Method Not Valid in This State" },
{ RTSP_STATUS_AGGREGATE, "Aggregate operation not allowed" },
{ RTSP_STATUS_ONLY_AGGREGATE, "Only aggregate operation allowed" },
{ RTSP_STATUS_TRANSPORT, "Unsupported transport" },
{ RTSP_STATUS_INTERNAL, "Internal Server Error" },
{ RTSP_STATUS_SERVICE, "Service Unavailable" },
{ RTSP_STATUS_VERSION, "RTSP Version not supported" },
{ 0, "NULL" }
}

Referenced by rtsp_send_reply().

◆ rtsp_demuxer_class

const AVClass rtsp_demuxer_class
static
Initial value:
= {
.class_name = "RTSP demuxer",
.item_name = av_default_item_name,
.option = ff_rtsp_options,
.version = LIBAVUTIL_VERSION_INT,
}

Definition at line 989 of file rtspdec.c.

◆ ff_rtsp_demuxer

const FFInputFormat ff_rtsp_demuxer
Initial value:
= {
.p.name = "rtsp",
.p.long_name = NULL_IF_CONFIG_SMALL("RTSP input"),
.p.flags = AVFMT_NOFILE,
.p.priv_class = &rtsp_demuxer_class,
.priv_data_size = sizeof(RTSPState),
.read_probe = rtsp_probe,
.read_header = rtsp_read_header,
.read_packet = rtsp_read_packet,
.read_close = rtsp_read_close,
.read_seek = rtsp_read_seek,
.read_play = rtsp_read_play,
.read_pause = rtsp_read_pause,
}

Definition at line 996 of file rtspdec.c.

RTSP_STATUS_METHOD
@ RTSP_STATUS_METHOD
Definition: rtspcodes.h:47
rtsp_read_close
static int rtsp_read_close(AVFormatContext *s)
Definition: rtspdec.c:60
RTSP_STATUS_BANDWIDTH
@ RTSP_STATUS_BANDWIDTH
Definition: rtspcodes.h:59
read_seek
static int read_seek(AVFormatContext *ctx, int stream_index, int64_t timestamp, int flags)
Definition: libcdio.c:151
rtsp_read_header
static int rtsp_read_header(AVFormatContext *s)
Definition: rtspdec.c:743
rtsp_read_packet
static int rtsp_read_packet(AVFormatContext *s, AVPacket *pkt)
Definition: rtspdec.c:847
read_close
static av_cold int read_close(AVFormatContext *ctx)
Definition: libcdio.c:143
read_packet
static int read_packet(void *opaque, uint8_t *buf, int buf_size)
Definition: avio_read_callback.c:41
RTSP_STATUS_STATE
@ RTSP_STATUS_STATE
Definition: rtspcodes.h:61
RTSP_STATUS_TRANSPORT
@ RTSP_STATUS_TRANSPORT
Definition: rtspcodes.h:67
RTSP_STATUS_VERSION
@ RTSP_STATUS_VERSION
Definition: rtspcodes.h:74
RTSP_STATUS_INTERNAL
@ RTSP_STATUS_INTERNAL
Definition: rtspcodes.h:69
LIBAVUTIL_VERSION_INT
#define LIBAVUTIL_VERSION_INT
Definition: version.h:85
read_header
static int read_header(FFV1Context *f)
Definition: ffv1dec.c:550
RTSP_STATUS_OK
@ RTSP_STATUS_OK
Definition: rtspcodes.h:33
av_default_item_name
const char * av_default_item_name(void *ptr)
Return the context name.
Definition: log.c:237
rtsp_probe
static int rtsp_probe(const AVProbeData *p)
Definition: rtspdec.c:731
RTSP_STATUS_SESSION
@ RTSP_STATUS_SESSION
Definition: rtspcodes.h:60
rtsp_read_play
static int rtsp_read_play(AVFormatContext *s)
Definition: rtspdec.c:525
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:106
ff_rtsp_options
const AVOption ff_rtsp_options[]
Definition: rtsp.c:85
RTSPState
Private data for the RTSP demuxer.
Definition: rtsp.h:226
AVFMT_NOFILE
#define AVFMT_NOFILE
Demuxer will use avio_open, no opened file should be provided by the caller.
Definition: avformat.h:468
rtsp_read_seek
static int rtsp_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
Definition: rtspdec.c:962
RTSP_STATUS_AGGREGATE
@ RTSP_STATUS_AGGREGATE
Definition: rtspcodes.h:65
rtsp_demuxer_class
static const AVClass rtsp_demuxer_class
Definition: rtspdec.c:989
RTSP_STATUS_SERVICE
@ RTSP_STATUS_SERVICE
Definition: rtspcodes.h:72
read_probe
static int read_probe(const AVProbeData *p)
Definition: cdg.c:30
RTSP_STATUS_ONLY_AGGREGATE
@ RTSP_STATUS_ONLY_AGGREGATE
Definition: rtspcodes.h:66
rtsp_read_pause
static int rtsp_read_pause(AVFormatContext *s)
Definition: rtspdec.c:596
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