ffserver.c File Reference

#include "config.h"
#include <string.h>
#include <stdlib.h>
#include "libavformat/avformat.h"
#include "libavformat/ffm.h"
#include "libavformat/network.h"
#include "libavformat/os_support.h"
#include "libavformat/rtpdec.h"
#include "libavformat/rtsp.h"
#include "libavformat/avio_internal.h"
#include "libavutil/avstring.h"
#include "libavutil/lfg.h"
#include "libavutil/dict.h"
#include "libavutil/mathematics.h"
#include "libavutil/random_seed.h"
#include "libavutil/parseutils.h"
#include "libavutil/opt.h"
#include <stdarg.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <errno.h>
#include <sys/time.h>
#include <time.h>
#include <sys/wait.h>
#include <signal.h>
#include "cmdutils.h"
#include "cmdutils_common_opts.h"

Go to the source code of this file.

Data Structures

struct RTSPActionServerSetup

struct DataRateData

struct HTTPContext

struct IPAddressACL

struct FFStream

struct FeedData

Defines

#define closesocket   close

#define MAX_STREAMS   20

#define IOBUFFER_INIT_SIZE   8192

#define HTTP_REQUEST_TIMEOUT   (15 * 1000)

#define RTSP_REQUEST_TIMEOUT   (3600 * 24 * 1000)

#define SYNC_TIMEOUT   (10 * 1000)

#define CHECK_CODEC(x)   (ccf->x != ccs->x)

#define ERROR(...)   report_config_error(filename, line_num, &errors, __VA_ARGS__)

Enumerations

enum HTTPState {
  HTTPSTATE_WAIT_REQUEST, HTTPSTATE_SEND_HEADER, HTTPSTATE_SEND_DATA_HEADER, HTTPSTATE_SEND_DATA,
  HTTPSTATE_SEND_DATA_TRAILER, HTTPSTATE_RECEIVE_DATA, HTTPSTATE_WAIT_FEED, HTTPSTATE_READY,
  RTSPSTATE_WAIT_REQUEST, RTSPSTATE_SEND_REPLY, RTSPSTATE_SEND_PACKET
}

enum StreamType { STREAM_TYPE_LIVE, STREAM_TYPE_STATUS, STREAM_TYPE_REDIRECT }

enum IPAddressAction { IP_ALLOW = 1, IP_DENY }

enum RedirType {
  REDIR_NONE, REDIR_ASX, REDIR_RAM, REDIR_ASF,
  REDIR_RTSP, REDIR_SDP
}

Functions

static void new_connection (int server_fd, int is_rtsp)

static void close_connection (HTTPContext *c)

static int handle_connection (HTTPContext *c)

static int http_parse_request (HTTPContext *c)

static int http_send_data (HTTPContext *c)

static void compute_status (HTTPContext *c)

static int open_input_stream (HTTPContext *c, const char *info)

static int http_start_receive_data (HTTPContext *c)

static int http_receive_data (HTTPContext *c)

static int rtsp_parse_request (HTTPContext *c)

static void rtsp_cmd_describe (HTTPContext *c, const char *url)

static void rtsp_cmd_options (HTTPContext *c, const char *url)

static void rtsp_cmd_setup (HTTPContext *c, const char *url, RTSPMessageHeader *h)

static void rtsp_cmd_play (HTTPContext *c, const char *url, RTSPMessageHeader *h)

static void rtsp_cmd_pause (HTTPContext *c, const char *url, RTSPMessageHeader *h)

static void rtsp_cmd_teardown (HTTPContext *c, const char *url, RTSPMessageHeader *h)

static int prepare_sdp_description (FFStream *stream, uint8_t **pbuffer, struct in_addr my_ip)

static HTTPContext * rtp_new_connection (struct sockaddr_in *from_addr, FFStream *stream, const char *session_id, enum RTSPLowerTransport rtp_protocol)

static int rtp_new_av_stream (HTTPContext *c, int stream_index, struct sockaddr_in *dest_addr, HTTPContext *rtsp_c)

void av_noreturn exit_program (int ret)

Do all the necessary cleanup and abort.

static int resolve_host (struct in_addr *sin_addr, const char *hostname)

static char * ctime1 (char *buf2)

static void http_vlog (const char *fmt, va_list vargs)

static void http_log (const char *fmt,...)

static void http_av_log (void *ptr, int level, const char *fmt, va_list vargs)

static void log_connection (HTTPContext *c)

static void update_datarate (DataRateData *drd, int64_t count)

static int compute_datarate (DataRateData *drd, int64_t count)

static void start_children (FFStream *feed)

static int socket_open_listen (struct sockaddr_in *my_addr)

static void start_multicast (void)

static int http_server (void)

static void start_wait_request (HTTPContext *c, int is_rtsp)

static void http_send_too_busy_reply (int fd)

static int extract_rates (char *rates, int ratelen, const char *request)

static int find_stream_in_feed (FFStream *feed, AVCodecContext *codec, int bit_rate)

static int modify_current_stream (HTTPContext *c, char *rates)

static void skip_spaces (const char **pp)

static void get_word (char *buf, int buf_size, const char **pp)

static void get_arg (char *buf, int buf_size, const char **pp)

static void parse_acl_row (FFStream *stream, FFStream *feed, IPAddressACL *ext_acl, const char *p, const char *filename, int line_num)

static IPAddressACL * parse_dynamic_acl (FFStream *stream, HTTPContext *c)

static void free_acl_list (IPAddressACL *in_acl)

static int validate_acl_list (IPAddressACL *in_acl, HTTPContext *c)

static int validate_acl (FFStream *stream, HTTPContext *c)

static void compute_real_filename (char *filename, int max_size)

static void fmt_bytecount (AVIOContext *pb, int64_t count)

static void open_parser (AVFormatContext *s, int i)

static int64_t get_server_clock (HTTPContext *c)

static int64_t get_packet_send_clock (HTTPContext *c)

static int http_prepare_data (HTTPContext *c)

static void rtsp_reply_header (HTTPContext *c, enum RTSPStatusCode error_number)

static void rtsp_reply_error (HTTPContext *c, enum RTSPStatusCode error_number)

static HTTPContext * find_rtp_session (const char *session_id)

static RTSPTransportField * find_transport (RTSPMessageHeader *h, enum RTSPLowerTransport lower_transport)

static HTTPContext * find_rtp_session_with_url (const char *url, const char *session_id)

static AVStream * add_av_stream1 (FFStream *stream, AVCodecContext *codec, int copy)

static int add_av_stream (FFStream *feed, AVStream *st)

static void remove_stream (FFStream *stream)

static void extract_mpeg4_header (AVFormatContext *infile)

static void build_file_streams (void)

static void build_feed_streams (void)

static void compute_bandwidth (void)

static void add_codec (FFStream *stream, AVCodecContext *av)

static enum CodecID opt_audio_codec (const char *arg)

static enum CodecID opt_video_codec (const char *arg)

static int ffserver_opt_default (const char *opt, const char *arg, AVCodecContext *avctx, int type)

static int ffserver_opt_preset (const char *arg, AVCodecContext *avctx, int type, enum CodecID *audio_id, enum CodecID *video_id)

static AVOutputFormat * ffserver_guess_format (const char *short_name, const char *filename, const char *mime_type)

static void report_config_error (const char *filename, int line_num, int *errors, const char *fmt,...)

static int parse_ffconfig (const char *filename)

static void handle_child_exit (int sig)

static void opt_debug (void)

static int opt_help (const char *opt, const char *arg)

int main (int argc, char **argv)

Variables

const char program_name [] = "ffserver"

program name, defined by the program for show_version().

const int program_birth_year = 2000

program birth year, defined by the program for show_banner()

static const OptionDef options []

static const char * http_state []

static struct sockaddr_in my_http_addr

static struct sockaddr_in my_rtsp_addr

static char logfilename [1024]

static HTTPContext * first_http_ctx

static FFStream * first_feed

static FFStream * first_stream

static const char * my_program_name

static const char * my_program_dir

static const char * config_filename = "/etc/ffserver.conf"

static int ffserver_debug

static int ffserver_daemon

static int no_launch

static int need_to_start_children

static unsigned int nb_max_http_connections = 2000

static unsigned int nb_max_connections = 5

static unsigned int nb_connections

static uint64_t max_bandwidth = 1000

static uint64_t current_bandwidth

static int64_t cur_time

static AVLFG random_state

static FILE * logfile = NULL

Define Documentation

#define CHECK_CODEC ( x ) (ccf->x != ccs->x)

Referenced by build_feed_streams().

#define closesocket close

Definition at line 24 of file ffserver.c.

Referenced by close_connection(), new_connection(), socket_open_listen(), tcp_close(), tcp_open(), udp_close(), udp_open(), and udp_socket_create().

#define ERROR ( ... ) report_config_error(filename, line_num, &errors, __VA_ARGS__)

Referenced by parse_ffconfig().

#define HTTP_REQUEST_TIMEOUT (15 * 1000)

Definition at line 102 of file ffserver.c.

Referenced by start_wait_request().

#define IOBUFFER_INIT_SIZE 8192

Definition at line 99 of file ffserver.c.

Referenced by new_connection(), and rtp_new_connection().

#define MAX_STREAMS 20

Definition at line 97 of file ffserver.c.

#define RTSP_REQUEST_TIMEOUT (3600 * 24 * 1000)

Definition at line 103 of file ffserver.c.

Referenced by start_wait_request().

#define SYNC_TIMEOUT (10 * 1000)

Definition at line 105 of file ffserver.c.

Enumeration Type Documentation

enum HTTPState

Enumerator:

HTTPSTATE_WAIT_REQUEST
HTTPSTATE_SEND_HEADER
HTTPSTATE_SEND_DATA_HEADER
HTTPSTATE_SEND_DATA
HTTPSTATE_SEND_DATA_TRAILER
HTTPSTATE_RECEIVE_DATA
HTTPSTATE_WAIT_FEED
HTTPSTATE_READY
RTSPSTATE_WAIT_REQUEST
RTSPSTATE_SEND_REPLY
RTSPSTATE_SEND_PACKET

Definition at line 66 of file ffserver.c.

enum IPAddressAction

Enumerator:

IP_ALLOW
IP_DENY

Definition at line 189 of file ffserver.c.

enum RedirType

Enumerator:

REDIR_NONE
REDIR_ASX
REDIR_RAM
REDIR_ASF
REDIR_RTSP
REDIR_SDP

Definition at line 1443 of file ffserver.c.

enum StreamType

Enumerator:

STREAM_TYPE_LIVE
STREAM_TYPE_STATUS
STREAM_TYPE_REDIRECT

Definition at line 183 of file ffserver.c.

Function Documentation

static int add_av_stream	(	FFStream *	feed,
		AVStream *	st
	)			`[static]`

Definition at line 3498 of file ffserver.c.

Referenced by build_feed_streams().

static AVStream* add_av_stream1	(	FFStream *	stream,
		AVCodecContext *	codec,
		int	copy
	)			`[static]`

Definition at line 3468 of file ffserver.c.

Referenced by add_av_stream(), and build_file_streams().

static void add_codec	(	FFStream *	stream,
		AVCodecContext *	av
	)			`[static]`

Definition at line 3813 of file ffserver.c.

Referenced by parse_ffconfig().

static void build_feed_streams ( void ) [static]

Definition at line 3647 of file ffserver.c.

Referenced by main().

static void build_file_streams ( void ) [static]

Definition at line 3600 of file ffserver.c.

Referenced by main().

static void close_connection ( HTTPContext * c ) [static]

Definition at line 818 of file ffserver.c.

Referenced by http_server(), and rtsp_cmd_teardown().

static void compute_bandwidth ( void ) [static]

Definition at line 3789 of file ffserver.c.

Referenced by main().

static int compute_datarate	(	DataRateData *	drd,
		int64_t	count
	)			`[static]`

Definition at line 439 of file ffserver.c.

Referenced by compute_status().

static void compute_real_filename	(	char *	filename,
		int	max_size
	)			`[static]`

Definition at line 1419 of file ffserver.c.

Referenced by http_parse_request().

static void compute_status ( HTTPContext * c ) [static]

Definition at line 1873 of file ffserver.c.

Referenced by http_parse_request().

static char* ctime1 ( char * buf2 ) [static]

Definition at line 363 of file ffserver.c.

Referenced by http_vlog().

void av_noreturn exit_program ( int ret )

Do all the necessary cleanup and abort.

This function is implemented in the avtools, not cmdutils.

Definition at line 323 of file ffserver.c.

static void extract_mpeg4_header ( AVFormatContext * infile ) [static]

Definition at line 3551 of file ffserver.c.

Referenced by build_file_streams().

static int extract_rates	(	char *	rates,
		int	ratelen,
		const char *	request
	)			`[static]`

Definition at line 1082 of file ffserver.c.

Referenced by http_parse_request().

static AVOutputFormat* ffserver_guess_format	(	const char *	short_name,
		const char *	filename,
		const char *	mime_type
	)			`[static]`

Definition at line 3987 of file ffserver.c.

Referenced by parse_ffconfig().

static int ffserver_opt_default	(	const char *	opt,
		const char *	arg,
		AVCodecContext *	avctx,
		int	type
	)			`[static]`

Definition at line 3934 of file ffserver.c.

Referenced by ffserver_opt_preset(), and parse_ffconfig().

static int ffserver_opt_preset	(	const char *	arg,
		AVCodecContext *	avctx,
		int	type,
		enum CodecID *	audio_id,
		enum CodecID *	video_id
	)			`[static]`

Definition at line 3944 of file ffserver.c.

Referenced by parse_ffconfig().

static HTTPContext* find_rtp_session ( const char * session_id ) [static]

Definition at line 3026 of file ffserver.c.

Referenced by find_rtp_session_with_url(), and rtsp_cmd_setup().

static HTTPContext* find_rtp_session_with_url	(	const char *	url,
		const char *	session_id
	)			`[static]`

Definition at line 3196 of file ffserver.c.

Referenced by rtsp_cmd_pause(), rtsp_cmd_play(), and rtsp_cmd_teardown().

static int find_stream_in_feed	(	FFStream *	feed,
		AVCodecContext *	codec,
		int	bit_rate
	)			`[static]`

Definition at line 1129 of file ffserver.c.

Referenced by modify_current_stream().

static RTSPTransportField* find_transport	(	RTSPMessageHeader *	h,
		enum RTSPLowerTransport	lower_transport
	)			`[static]`

Definition at line 3040 of file ffserver.c.

Referenced by rtsp_cmd_setup().

static void fmt_bytecount	(	AVIOContext *	pb,
		int64_t	count
	)			`[static]`

Definition at line 1863 of file ffserver.c.

Referenced by compute_status().

static void free_acl_list ( IPAddressACL * in_acl ) [static]

Definition at line 1368 of file ffserver.c.

Referenced by validate_acl().

static void get_arg	(	char *	buf,
		int	buf_size,
		const char **	pp
	)			`[static]`

Definition at line 1233 of file ffserver.c.

Referenced by parse_acl_row(), parse_dynamic_acl(), and parse_ffconfig().

static int64_t get_packet_send_clock ( HTTPContext * c ) [static]

Definition at line 2207 of file ffserver.c.

Referenced by http_send_data().

static int64_t get_server_clock ( HTTPContext * c ) [static]

Definition at line 2199 of file ffserver.c.

Referenced by http_send_data().

static void get_word	(	char *	buf,
		int	buf_size,
		const char **	pp
	)			`[static]`

Definition at line 1215 of file ffserver.c.

Referenced by http_parse_request(), and rtsp_parse_request().

static void handle_child_exit ( int sig ) [static]

Definition at line 4620 of file ffserver.c.

Referenced by main().

static int handle_connection ( HTTPContext * c ) [static]

Definition at line 905 of file ffserver.c.

Referenced by http_server().

static void http_av_log	(	void *	ptr,
		int	level,
		const char *	fmt,
		va_list	vargs
	)			`[static]`

Definition at line 403 of file ffserver.c.

Referenced by main().

static void http_log	(	const char *	fmt,
			...
	)			`[static]`

Definition at line 395 of file ffserver.c.

Referenced by build_feed_streams(), build_file_streams(), http_av_log(), http_parse_request(), http_prepare_data(), http_receive_data(), http_server(), http_start_receive_data(), log_connection(), main(), new_connection(), open_input_stream(), rtp_new_av_stream(), start_children(), and start_multicast().

static int http_parse_request ( HTTPContext * c ) [static]

Definition at line 1453 of file ffserver.c.

Referenced by handle_connection().

static int http_prepare_data ( HTTPContext * c ) [static]

Definition at line 2222 of file ffserver.c.

Referenced by http_send_data().

static int http_receive_data ( HTTPContext * c ) [static]

Definition at line 2616 of file ffserver.c.

Referenced by handle_connection().

static int http_send_data ( HTTPContext * c ) [static]

Definition at line 2454 of file ffserver.c.

Referenced by handle_connection().

static void http_send_too_busy_reply ( int fd ) [static]

Definition at line 753 of file ffserver.c.

Referenced by new_connection().

static int http_server ( void ) [static]

Definition at line 599 of file ffserver.c.

Referenced by main().

static int http_start_receive_data ( HTTPContext * c ) [static]

Definition at line 2573 of file ffserver.c.

Referenced by http_parse_request().

static void http_vlog	(	const char *	fmt,
		va_list	vargs
	)			`[static]`

Definition at line 377 of file ffserver.c.

Referenced by http_av_log(), and http_log().

static void log_connection ( HTTPContext * c ) [static]

Definition at line 415 of file ffserver.c.

Referenced by http_server().

int main	(	int	argc,
		char **	argv
	)

Definition at line 4669 of file ffserver.c.

static int modify_current_stream	(	HTTPContext *	c,
		char *	rates
	)			`[static]`

Definition at line 1166 of file ffserver.c.

Referenced by http_parse_request().

static void new_connection	(	int	server_fd,
		int	is_rtsp
	)			`[static]`

Definition at line 769 of file ffserver.c.

Referenced by http_server().

static int open_input_stream	(	HTTPContext *	c,
		const char *	info
	)			`[static]`

Definition at line 2131 of file ffserver.c.

Referenced by http_parse_request(), http_prepare_data(), rtsp_cmd_setup(), and start_multicast().

static void open_parser	(	AVFormatContext *	s,
		int	i
	)			`[static]`

Definition at line 2116 of file ffserver.c.

Referenced by open_input_stream().

static enum CodecID opt_audio_codec ( const char * arg ) [static]

Definition at line 3888 of file ffserver.c.

static void opt_debug ( void ) [static]

Definition at line 4645 of file ffserver.c.

static int opt_help	(	const char *	opt,
		const char *	arg
	)			`[static]`

Definition at line 4652 of file ffserver.c.

static enum CodecID opt_video_codec ( const char * arg ) [static]

Definition at line 3898 of file ffserver.c.

static void parse_acl_row	(	FFStream *	stream,
		FFStream *	feed,
		IPAddressACL *	ext_acl,
		const char *	p,
		const char *	filename,
		int	line_num
	)			`[static]`

Definition at line 1265 of file ffserver.c.

Referenced by parse_dynamic_acl(), and parse_ffconfig().

static IPAddressACL* parse_dynamic_acl	(	FFStream *	stream,
		HTTPContext *	c
	)			`[static]`

Definition at line 1331 of file ffserver.c.

Referenced by validate_acl().

static int parse_ffconfig ( const char * filename ) [static]

Definition at line 4017 of file ffserver.c.

Referenced by main().

static int prepare_sdp_description	(	FFStream *	stream,
		uint8_t **	pbuffer,
		struct in_addr	my_ip
	)			`[static]`

Definition at line 2926 of file ffserver.c.

Referenced by http_parse_request(), and rtsp_cmd_describe().

static void remove_stream ( FFStream * stream ) [static]

Definition at line 3538 of file ffserver.c.

Referenced by build_file_streams().

static void report_config_error	(	const char *	filename,
		int	line_num,
		int *	errors,
		const char *	fmt,
			...
	)			`[static]`

Definition at line 4006 of file ffserver.c.

static int resolve_host	(	struct in_addr *	sin_addr,
		const char *	hostname
	)			`[static]`

Definition at line 329 of file ffserver.c.

Referenced by parse_acl_row(), and parse_ffconfig().

static int rtp_new_av_stream	(	HTTPContext *	c,
		int	stream_index,
		struct sockaddr_in *	dest_addr,
		HTTPContext *	rtsp_c
	)			`[static]`

Definition at line 3371 of file ffserver.c.

Referenced by rtsp_cmd_setup(), and start_multicast().

static HTTPContext * rtp_new_connection	(	struct sockaddr_in *	from_addr,
		FFStream *	stream,
		const char *	session_id,
		enum RTSPLowerTransport	rtp_protocol
	)			`[static]`

Definition at line 3305 of file ffserver.c.

Referenced by rtsp_cmd_setup(), and start_multicast().

static void rtsp_cmd_describe	(	HTTPContext *	c,
		const char *	url
	)			`[static]`

Definition at line 2980 of file ffserver.c.

Referenced by rtsp_parse_request().

static void rtsp_cmd_options	(	HTTPContext *	c,
		const char *	url
	)			`[static]`

Definition at line 2971 of file ffserver.c.

Referenced by rtsp_parse_request().

static void rtsp_cmd_pause	(	HTTPContext *	c,
		const char *	url,
		RTSPMessageHeader *	h
	)			`[static]`

Definition at line 3256 of file ffserver.c.

Referenced by rtsp_parse_request().

static void rtsp_cmd_play	(	HTTPContext *	c,
		const char *	url,
		RTSPMessageHeader *	h
	)			`[static]`

Definition at line 3230 of file ffserver.c.

Referenced by rtsp_parse_request().

static void rtsp_cmd_setup	(	HTTPContext *	c,
		const char *	url,
		RTSPMessageHeader *	h
	)			`[static]`

Definition at line 3053 of file ffserver.c.

Referenced by rtsp_parse_request().

static void rtsp_cmd_teardown	(	HTTPContext *	c,
		const char *	url,
		RTSPMessageHeader *	h
	)			`[static]`

Definition at line 3281 of file ffserver.c.

Referenced by rtsp_parse_request().

static int rtsp_parse_request ( HTTPContext * c ) [static]

Definition at line 2836 of file ffserver.c.

Referenced by handle_connection().

static void rtsp_reply_error	(	HTTPContext *	c,
		enum RTSPStatusCode	error_number
	)			`[static]`

Definition at line 2830 of file ffserver.c.

Referenced by rtsp_cmd_describe(), rtsp_cmd_pause(), rtsp_cmd_play(), rtsp_cmd_setup(), rtsp_cmd_teardown(), and rtsp_parse_request().

static void rtsp_reply_header	(	HTTPContext *	c,
		enum RTSPStatusCode	error_number
	)			`[static]`

Definition at line 2774 of file ffserver.c.

Referenced by rtsp_cmd_describe(), rtsp_cmd_pause(), rtsp_cmd_play(), rtsp_cmd_setup(), rtsp_cmd_teardown(), and rtsp_reply_error().

static void skip_spaces ( const char ** pp ) [static]

Definition at line 1206 of file ffserver.c.

Referenced by get_word(), and init().

static int socket_open_listen ( struct sockaddr_in * my_addr ) [static]

Definition at line 511 of file ffserver.c.

Referenced by http_server().

static void start_children ( FFStream * feed ) [static]

Definition at line 448 of file ffserver.c.

Referenced by http_server().

static void start_multicast ( void ) [static]

Definition at line 544 of file ffserver.c.

Referenced by http_server().

static void start_wait_request	(	HTTPContext *	c,
		int	is_rtsp
	)			`[static]`

Definition at line 739 of file ffserver.c.

Referenced by handle_connection(), and new_connection().

static void update_datarate	(	DataRateData *	drd,
		int64_t	count
	)			`[static]`

Definition at line 425 of file ffserver.c.

Referenced by http_receive_data(), and http_send_data().

static int validate_acl	(	FFStream *	stream,
		HTTPContext *	c
	)			`[static]`

Definition at line 1397 of file ffserver.c.

Referenced by http_parse_request().

static int validate_acl_list	(	IPAddressACL *	in_acl,
		HTTPContext *	c
	)			`[static]`

Definition at line 1380 of file ffserver.c.

Referenced by validate_acl().

Variable Documentation

const char* config_filename = "/etc/ffserver.conf" [static]

Definition at line 301 of file ffserver.c.

Referenced by main().

int64_t cur_time [static]

Definition at line 316 of file ffserver.c.

Referenced by audio_read_packet(), compute_datarate(), get_server_clock(), handle_connection(), http_prepare_data(), http_server(), open_input_stream(), print_report(), start_wait_request(), transcode(), update_datarate(), and video_refresh().

uint64_t current_bandwidth [static]

Definition at line 314 of file ffserver.c.

Referenced by close_connection(), compute_status(), http_parse_request(), and rtp_new_connection().

int ffserver_daemon [static]

Definition at line 304 of file ffserver.c.

Referenced by main(), opt_debug(), and parse_ffconfig().

int ffserver_debug [static]

Definition at line 303 of file ffserver.c.

Referenced by http_parse_request(), opt_debug(), parse_ffconfig(), and start_children().

FFStream* first_feed [static]

Definition at line 262 of file ffserver.c.

HTTPContext* first_http_ctx [static]

Definition at line 261 of file ffserver.c.

FFStream* first_stream [static]

Definition at line 263 of file ffserver.c.

const char* http_state[] [static]

Initial value:

 {
    "HTTP_WAIT_REQUEST",
    "HTTP_SEND_HEADER",

    "SEND_DATA_HEADER",
    "SEND_DATA",
    "SEND_DATA_TRAILER",
    "RECEIVE_DATA",
    "WAIT_FEED",
    "READY",

    "RTSP_WAIT_REQUEST",
    "RTSP_SEND_REPLY",
    "RTSP_SEND_PACKET",
}

Definition at line 81 of file ffserver.c.

Referenced by compute_status().

FILE* logfile = NULL [static]

Definition at line 320 of file ffserver.c.

Referenced by http_vlog(), and main().

char logfilename[1024] [static]

Definition at line 260 of file ffserver.c.

Referenced by main(), opt_debug(), parse_ffconfig(), and transcode_init().

uint64_t max_bandwidth = 1000 [static]

Definition at line 313 of file ffserver.c.

Referenced by applehttp_open(), compute_status(), http_parse_request(), and parse_ffconfig().

struct sockaddr_in my_http_addr [static]

Definition at line 257 of file ffserver.c.

Referenced by http_server(), and parse_ffconfig().

const char* my_program_dir [static]

Definition at line 299 of file ffserver.c.

Referenced by main(), and start_children().

const char* my_program_name [static]

Definition at line 298 of file ffserver.c.

Referenced by main(), and start_children().

struct sockaddr_in my_rtsp_addr [static]

Definition at line 258 of file ffserver.c.

Referenced by http_parse_request(), http_server(), and parse_ffconfig().

unsigned int nb_connections [static]

Definition at line 311 of file ffserver.c.

Referenced by close_connection(), compute_status(), http_send_too_busy_reply(), new_connection(), and rtp_new_connection().

unsigned int nb_max_connections = 5 [static]

Definition at line 310 of file ffserver.c.

Referenced by compute_status(), http_send_too_busy_reply(), new_connection(), parse_ffconfig(), and rtp_new_connection().

unsigned int nb_max_http_connections = 2000 [static]

Definition at line 309 of file ffserver.c.

Referenced by http_server(), and parse_ffconfig().

int need_to_start_children [static]

Definition at line 306 of file ffserver.c.

Referenced by handle_child_exit(), and http_server().

int no_launch [static]

Definition at line 305 of file ffserver.c.

Referenced by start_children().

static const OptionDef options [static]

Initial value:

 {
    { "L", OPT_EXIT, {(void*)opt_license}, "show license" },
    { "h", OPT_EXIT, {(void*)opt_help}, "show help" },
    { "?", OPT_EXIT, {(void*)opt_help}, "show help" },
    { "help", OPT_EXIT, {(void*)opt_help}, "show help" },
    { "-help", OPT_EXIT, {(void*)opt_help}, "show help" },
    { "version", OPT_EXIT, {(void*)opt_version}, "show version" },
    { "formats"  , OPT_EXIT, {(void*)opt_formats  }, "show available formats" },
    { "codecs"   , OPT_EXIT, {(void*)opt_codecs   }, "show available codecs" },
    { "bsfs"     , OPT_EXIT, {(void*)opt_bsfs     }, "show available bit stream filters" },
    { "protocols", OPT_EXIT, {(void*)opt_protocols}, "show available protocols" },
    { "filters",   OPT_EXIT, {(void*)opt_filters  }, "show available filters" },
    { "pix_fmts" , OPT_EXIT, {(void*)opt_pix_fmts }, "show available pixel formats" },
    { "sample_fmts", OPT_EXIT, {.func_arg = show_sample_fmts }, "show available audio sample formats" },
    { "loglevel", HAS_ARG, {(void*)opt_loglevel}, "set libav* logging level", "loglevel" },
    { "v", HAS_ARG, {(void*)opt_loglevel}, "set libav* logging level", "loglevel" },
    { "debug", HAS_ARG, {(void*)opt_codec_debug}, "set debug flags", "flags" },
    { "report", 0, {(void*)opt_report}, "generate a report" },
    { "n", OPT_BOOL, {(void *)&no_launch }, "enable no-launch mode" },
    { "d", 0, {(void*)opt_debug}, "enable debug mode" },
    { "f", HAS_ARG | OPT_STRING, {(void*)&config_filename }, "use configfile instead of /etc/ffserver.conf", "configfile" },
    { NULL },
}

Definition at line 64 of file ffserver.c.

const int program_birth_year = 2000

program birth year, defined by the program for show_banner()

Definition at line 62 of file ffserver.c.

const char program_name[] = "ffserver"

program name, defined by the program for show_version().

Definition at line 61 of file ffserver.c.

AVLFG random_state [static]

Definition at line 318 of file ffserver.c.


Data Structures
struct	RTSPActionServerSetup
struct	DataRateData
struct	HTTPContext
struct	IPAddressACL
struct	FFStream
struct	FeedData
Defines
#define	closesocket close
#define	MAX_STREAMS 20
#define	IOBUFFER_INIT_SIZE 8192
#define	HTTP_REQUEST_TIMEOUT (15 * 1000)
#define	RTSP_REQUEST_TIMEOUT (3600 * 24 * 1000)
#define	SYNC_TIMEOUT (10 * 1000)
#define	CHECK_CODEC(x) (ccf->x != ccs->x)
#define	ERROR(...) report_config_error(filename, line_num, &errors, __VA_ARGS__)
Enumerations
enum	HTTPState { HTTPSTATE_WAIT_REQUEST, HTTPSTATE_SEND_HEADER, HTTPSTATE_SEND_DATA_HEADER, HTTPSTATE_SEND_DATA, HTTPSTATE_SEND_DATA_TRAILER, HTTPSTATE_RECEIVE_DATA, HTTPSTATE_WAIT_FEED, HTTPSTATE_READY, RTSPSTATE_WAIT_REQUEST, RTSPSTATE_SEND_REPLY, RTSPSTATE_SEND_PACKET }
enum	StreamType { STREAM_TYPE_LIVE, STREAM_TYPE_STATUS, STREAM_TYPE_REDIRECT }
enum	IPAddressAction { IP_ALLOW = 1, IP_DENY }
enum	RedirType { REDIR_NONE, REDIR_ASX, REDIR_RAM, REDIR_ASF, REDIR_RTSP, REDIR_SDP }
Functions
static void	new_connection (int server_fd, int is_rtsp)
static void	close_connection (HTTPContext *c)
static int	handle_connection (HTTPContext *c)
static int	http_parse_request (HTTPContext *c)
static int	http_send_data (HTTPContext *c)
static void	compute_status (HTTPContext *c)
static int	open_input_stream (HTTPContext c, const char info)
static int	http_start_receive_data (HTTPContext *c)
static int	http_receive_data (HTTPContext *c)
static int	rtsp_parse_request (HTTPContext *c)
static void	rtsp_cmd_describe (HTTPContext c, const char url)
static void	rtsp_cmd_options (HTTPContext c, const char url)
static void	rtsp_cmd_setup (HTTPContext c, const char url, RTSPMessageHeader *h)
static void	rtsp_cmd_play (HTTPContext c, const char url, RTSPMessageHeader *h)
static void	rtsp_cmd_pause (HTTPContext c, const char url, RTSPMessageHeader *h)
static void	rtsp_cmd_teardown (HTTPContext c, const char url, RTSPMessageHeader *h)
static int	prepare_sdp_description (FFStream stream, uint8_t *pbuffer, struct in_addr my_ip)
static HTTPContext *	rtp_new_connection (struct sockaddr_in from_addr, FFStream stream, const char *session_id, enum RTSPLowerTransport rtp_protocol)
static int	rtp_new_av_stream (HTTPContext c, int stream_index, struct sockaddr_in dest_addr, HTTPContext *rtsp_c)
void av_noreturn	exit_program (int ret)
	Do all the necessary cleanup and abort.
static int	resolve_host (struct in_addr sin_addr, const char hostname)
static char *	ctime1 (char *buf2)
static void	http_vlog (const char *fmt, va_list vargs)
static void	http_log (const char *fmt,...)
static void	http_av_log (void ptr, int level, const char fmt, va_list vargs)
static void	log_connection (HTTPContext *c)
static void	update_datarate (DataRateData *drd, int64_t count)
static int	compute_datarate (DataRateData *drd, int64_t count)
static void	start_children (FFStream *feed)
static int	socket_open_listen (struct sockaddr_in *my_addr)
static void	start_multicast (void)
static int	http_server (void)
static void	start_wait_request (HTTPContext *c, int is_rtsp)
static void	http_send_too_busy_reply (int fd)
static int	extract_rates (char rates, int ratelen, const char request)
static int	find_stream_in_feed (FFStream feed, AVCodecContext codec, int bit_rate)
static int	modify_current_stream (HTTPContext c, char rates)
static void	skip_spaces (const char **pp)
static void	get_word (char buf, int buf_size, const char *pp)
static void	get_arg (char buf, int buf_size, const char *pp)
static void	parse_acl_row (FFStream stream, FFStream feed, IPAddressACL ext_acl, const char p, const char *filename, int line_num)
static IPAddressACL *	parse_dynamic_acl (FFStream stream, HTTPContext c)
static void	free_acl_list (IPAddressACL *in_acl)
static int	validate_acl_list (IPAddressACL in_acl, HTTPContext c)
static int	validate_acl (FFStream stream, HTTPContext c)
static void	compute_real_filename (char *filename, int max_size)
static void	fmt_bytecount (AVIOContext *pb, int64_t count)
static void	open_parser (AVFormatContext *s, int i)
static int64_t	get_server_clock (HTTPContext *c)
static int64_t	get_packet_send_clock (HTTPContext *c)
static int	http_prepare_data (HTTPContext *c)
static void	rtsp_reply_header (HTTPContext *c, enum RTSPStatusCode error_number)
static void	rtsp_reply_error (HTTPContext *c, enum RTSPStatusCode error_number)
static HTTPContext *	find_rtp_session (const char *session_id)
static RTSPTransportField *	find_transport (RTSPMessageHeader *h, enum RTSPLowerTransport lower_transport)
static HTTPContext *	find_rtp_session_with_url (const char url, const char session_id)
static AVStream *	add_av_stream1 (FFStream stream, AVCodecContext codec, int copy)
static int	add_av_stream (FFStream feed, AVStream st)
static void	remove_stream (FFStream *stream)
static void	extract_mpeg4_header (AVFormatContext *infile)
static void	build_file_streams (void)
static void	build_feed_streams (void)
static void	compute_bandwidth (void)
static void	add_codec (FFStream stream, AVCodecContext av)
static enum CodecID	opt_audio_codec (const char *arg)
static enum CodecID	opt_video_codec (const char *arg)
static int	ffserver_opt_default (const char opt, const char arg, AVCodecContext *avctx, int type)
static int	ffserver_opt_preset (const char arg, AVCodecContext avctx, int type, enum CodecID audio_id, enum CodecID video_id)
static AVOutputFormat *	ffserver_guess_format (const char short_name, const char filename, const char *mime_type)
static void	report_config_error (const char filename, int line_num, int errors, const char *fmt,...)
static int	parse_ffconfig (const char *filename)
static void	handle_child_exit (int sig)
static void	opt_debug (void)
static int	opt_help (const char opt, const char arg)
int	main (int argc, char **argv)
Variables
const char	program_name [] = "ffserver"
	program name, defined by the program for show_version().
const int	program_birth_year = 2000
	program birth year, defined by the program for show_banner()
static const OptionDef	options []
static const char *	http_state []
static struct sockaddr_in	my_http_addr
static struct sockaddr_in	my_rtsp_addr
static char	logfilename [1024]
static HTTPContext *	first_http_ctx
static FFStream *	first_feed
static FFStream *	first_stream
static const char *	my_program_name
static const char *	my_program_dir
static const char *	config_filename = "/etc/ffserver.conf"
static int	ffserver_debug
static int	ffserver_daemon
static int	no_launch
static int	need_to_start_children
static unsigned int	nb_max_http_connections = 2000
static unsigned int	nb_max_connections = 5
static unsigned int	nb_connections
static uint64_t	max_bandwidth = 1000
static uint64_t	current_bandwidth
static int64_t	cur_time
static AVLFG	random_state
static FILE *	logfile = NULL