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-rw-r--r--ffserver.c1642
1 files changed, 0 insertions, 1642 deletions
diff --git a/ffserver.c b/ffserver.c
deleted file mode 100644
index 4bece8c455..0000000000
--- a/ffserver.c
+++ /dev/null
@@ -1,1642 +0,0 @@
-/*
- * Multiple format streaming server
- * Copyright (c) 2000 Gerard Lantau.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <stdarg.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <netinet/in.h>
-#include <linux/videodev.h>
-#include <linux/soundcard.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <sys/mman.h>
-#include <sys/poll.h>
-#include <errno.h>
-#include <sys/time.h>
-#include <getopt.h>
-#include <sys/socket.h>
-#include <arpa/inet.h>
-#include <netdb.h>
-#include <ctype.h>
-#include <pthread.h>
-
-#include "mpegenc.h"
-
-/* maximum number of simultaneous HTTP connections */
-#define HTTP_MAX_CONNECTIONS 2000
-
-enum HTTPState {
- HTTPSTATE_WAIT_REQUEST,
- HTTPSTATE_SEND_HEADER,
- HTTPSTATE_SEND_DATA_HEADER,
- HTTPSTATE_SEND_DATA,
- HTTPSTATE_SEND_DATA_TRAILER,
-};
-
-enum MasterState {
- MASTERSTATE_RECEIVE_HEADER,
- MASTERSTATE_RECEIVE_DATA,
-};
-
-#define IOBUFFER_MAX_SIZE 16384
-#define FIFO_MAX_SIZE (1024*1024)
-
-/* coef for exponential mean for bitrate estimation in statistics */
-#define AVG_COEF 0.9
-
-/* timeouts are in ms */
-#define REQUEST_TIMEOUT (15 * 1000)
-#define SYNC_TIMEOUT (10 * 1000)
-#define MASTER_CONNECT_TIMEOUT (10 * 1000)
-
-typedef struct HTTPContext {
- enum HTTPState state;
- int fd; /* socket file descriptor */
- struct sockaddr_in from_addr; /* origin */
- struct pollfd *poll_entry; /* used when polling */
- long timeout;
- UINT8 buffer[IOBUFFER_MAX_SIZE];
- UINT8 *buffer_ptr, *buffer_end;
- int http_error;
- struct HTTPContext *next;
- UINT8 *rptr; /* read pointer in the fifo */
- int got_key_frame[2]; /* for each type */
- long long data_count;
- long long last_http_fifo_write_count; /* used to monitor overflow in the fifo */
- /* format handling */
- struct FFStream *stream;
- AVFormatContext fmt_ctx;
- int last_packet_sent; /* true if last data packet was sent */
-} HTTPContext;
-
-/* each generated stream is described here */
-enum StreamType {
- STREAM_TYPE_LIVE,
- STREAM_TYPE_MASTER,
- STREAM_TYPE_STATUS,
-};
-
-typedef struct FFStream {
- enum StreamType stream_type;
- char filename[1024];
- AVFormat *fmt;
- AVEncodeContext *audio_enc;
- AVEncodeContext *video_enc;
- struct FFStream *next;
-} FFStream;
-
-typedef struct FifoBuffer {
- UINT8 *buffer;
- UINT8 *rptr, *wptr, *end;
-} FifoBuffer;
-
-/* each codec is here */
-typedef struct FFCodec {
- struct FFCodec *next;
- FifoBuffer fifo; /* for compression: one audio fifo per codec */
- ReSampleContext resample; /* for audio resampling */
- long long data_count;
- float avg_frame_size; /* frame size averraged over last frames with exponential mean */
- AVEncodeContext enc;
-} FFCodec;
-
-/* packet header */
-typedef struct {
- UINT8 codec_type;
- UINT8 codec_id;
- UINT8 data[4];
- UINT16 bit_rate;
- UINT16 payload_size;
-} PacketHeader;
-
-struct sockaddr_in my_addr;
-char logfilename[1024];
-HTTPContext *first_http_ctx;
-FFStream *first_stream;
-FFCodec *first_codec;
-
-/* master state */
-char master_url[1024];
-enum MasterState master_state;
-UINT8 *master_wptr;
-int master_count;
-
-long long http_fifo_write_count;
-static FifoBuffer http_fifo;
-
-static int handle_http(HTTPContext *c, long cur_time);
-static int http_parse_request(HTTPContext *c);
-static int http_send_data(HTTPContext *c);
-static int master_receive(int fd);
-static void compute_stats(HTTPContext *c);
-
-int nb_max_connections;
-int nb_connections;
-
-/* fifo handling */
-int fifo_init(FifoBuffer *f, int size)
-{
- f->buffer = malloc(size);
- if (!f->buffer)
- return -1;
- f->end = f->buffer + size;
- f->wptr = f->rptr = f->buffer;
- return 0;
-}
-
-static int fifo_size(FifoBuffer *f, UINT8 *rptr)
-{
- int size;
-
- if (f->wptr >= rptr) {
- size = f->wptr - rptr;
- } else {
- size = (f->end - rptr) + (f->wptr - f->buffer);
- }
- return size;
-}
-
-/* get data from the fifo (return -1 if not enough data) */
-static int fifo_read(FifoBuffer *f, UINT8 *buf, int buf_size, UINT8 **rptr_ptr)
-{
- UINT8 *rptr = *rptr_ptr;
- int size, len;
-
- if (f->wptr >= rptr) {
- size = f->wptr - rptr;
- } else {
- size = (f->end - rptr) + (f->wptr - f->buffer);
- }
-
- if (size < buf_size)
- return -1;
- while (buf_size > 0) {
- len = f->end - rptr;
- if (len > buf_size)
- len = buf_size;
- memcpy(buf, rptr, len);
- buf += len;
- rptr += len;
- if (rptr >= f->end)
- rptr = f->buffer;
- buf_size -= len;
- }
- *rptr_ptr = rptr;
- return 0;
-}
-
-static void fifo_write(FifoBuffer *f, UINT8 *buf, int size, UINT8 **wptr_ptr)
-{
- int len;
- UINT8 *wptr;
- wptr = *wptr_ptr;
- while (size > 0) {
- len = f->end - wptr;
- if (len > size)
- len = size;
- memcpy(wptr, buf, len);
- wptr += len;
- if (wptr >= f->end)
- wptr = f->buffer;
- buf += len;
- size -= len;
- }
- *wptr_ptr = wptr;
-}
-
-static long gettime_ms(void)
-{
- struct timeval tv;
-
- gettimeofday(&tv,NULL);
- return (long long)tv.tv_sec * 1000 + (tv.tv_usec / 1000);
-}
-
-static FILE *logfile = NULL;
-
-static void http_log(char *fmt, ...)
-{
- va_list ap;
- va_start(ap, fmt);
-
- if (logfile)
- vfprintf(logfile, fmt, ap);
- va_end(ap);
-}
-
-
-/* connect to url 'url' and return the connected socket ready to read data */
-static int url_get(const char *url)
-{
- struct sockaddr_in dest_addr;
- struct hostent *h;
- int s, port, size, line_size, len;
- char hostname[1024], *q;
- const char *p, *path;
- char req[1024];
- unsigned char ch;
-
- if (!strstart(url, "http://", &p))
- return -1;
- q = hostname;
- while (*p != ':' && *p != '\0' && *p != '/') {
- if ((q - hostname) < (sizeof(hostname) - 1))
- *q++ = *p;
- p++;
- }
- port = 80;
- if (*p == ':') {
- p++;
- port = strtol(p, (char **)&p, 10);
- }
- path = p;
-
- dest_addr.sin_family = AF_INET;
- dest_addr.sin_port = htons(port);
-
- if (!inet_aton(hostname, &dest_addr.sin_addr)) {
- if ((h = gethostbyname(hostname)) == NULL)
- return -1;
- memcpy(&dest_addr.sin_addr, h->h_addr, sizeof(dest_addr.sin_addr));
- }
-
- s=socket(AF_INET, SOCK_STREAM, 0);
- if (s < 0)
- return -1;
-
- if (connect(s, (struct sockaddr *)&dest_addr, sizeof(dest_addr)) < 0) {
- fail:
- close(s);
- return -1;
- }
-
- /* send http request */
- snprintf(req, sizeof(req), "GET %s HTTP/1.0\r\n\r\n", path);
- p = req;
- size = strlen(req);
- while (size > 0) {
- len = write(s, p, size);
- if (len == -1) {
- if (errno != EAGAIN && errno != EINTR)
- goto fail;
- } else {
- size -= len;
- p += len;
- }
- }
-
- /* receive answer */
- line_size = 0;
- for(;;) {
- len = read(s, &ch, 1);
- if (len == -1) {
- if (errno != EAGAIN && errno != EINTR)
- goto fail;
- } else if (len == 0) {
- goto fail;
- } else {
- if (ch == '\n') {
- if (line_size == 0)
- break;
- line_size = 0;
- } else if (ch != '\r') {
- line_size++;
- }
- }
- }
-
- return s;
-}
-
-/* Each request is served by reading the input FIFO and by adding the
- right format headers */
-static int http_server(struct sockaddr_in my_addr)
-{
- int server_fd, tmp, ret;
- struct sockaddr_in from_addr;
- struct pollfd poll_table[HTTP_MAX_CONNECTIONS + 1], *poll_entry;
- HTTPContext *c, **cp;
- long cur_time;
- int master_fd, master_timeout;
-
- /* will try to connect to master as soon as possible */
- master_fd = -1;
- master_timeout = gettime_ms();
-
- server_fd = socket(AF_INET,SOCK_STREAM,0);
- if (server_fd < 0) {
- perror ("socket");
- return -1;
- }
-
- tmp = 1;
- setsockopt(server_fd, SOL_SOCKET, SO_REUSEADDR, &tmp, sizeof(tmp));
-
- if (bind (server_fd, (struct sockaddr *) &my_addr, sizeof (my_addr)) < 0) {
- perror ("bind");
- close(server_fd);
- return -1;
- }
-
- if (listen (server_fd, 5) < 0) {
- perror ("listen");
- close(server_fd);
- return -1;
- }
-
- http_log("ffserver started.\n");
-
- fcntl(server_fd, F_SETFL, O_NONBLOCK);
- first_http_ctx = NULL;
- nb_connections = 0;
- first_http_ctx = NULL;
- for(;;) {
- poll_entry = poll_table;
- poll_entry->fd = server_fd;
- poll_entry->events = POLLIN;
- poll_entry++;
-
- if (master_fd >= 0) {
- poll_entry->fd = master_fd;
- poll_entry->events = POLLIN;
- poll_entry++;
- }
-
- /* wait for events on each HTTP handle */
- c = first_http_ctx;
- while (c != NULL) {
- int fd;
- fd = c->fd;
- switch(c->state) {
- case HTTPSTATE_WAIT_REQUEST:
- c->poll_entry = poll_entry;
- poll_entry->fd = fd;
- poll_entry->events = POLLIN;
- poll_entry++;
- break;
- case HTTPSTATE_SEND_HEADER:
- case HTTPSTATE_SEND_DATA_HEADER:
- case HTTPSTATE_SEND_DATA:
- case HTTPSTATE_SEND_DATA_TRAILER:
- c->poll_entry = poll_entry;
- poll_entry->fd = fd;
- poll_entry->events = POLLOUT;
- poll_entry++;
- break;
- default:
- c->poll_entry = NULL;
- break;
- }
- c = c->next;
- }
-
- /* wait for an event on one connection. We poll at least every
- second to handle timeouts */
- do {
- ret = poll(poll_table, poll_entry - poll_table, 1000);
- } while (ret == -1);
-
- cur_time = gettime_ms();
-
- /* now handle the events */
-
- cp = &first_http_ctx;
- while ((*cp) != NULL) {
- c = *cp;
- if (handle_http (c, cur_time) < 0) {
- /* close and free the connection */
- close(c->fd);
- *cp = c->next;
- free(c);
- nb_connections--;
- } else {
- cp = &c->next;
- }
- }
-
- /* new connection request ? */
- poll_entry = poll_table;
- if (poll_entry->revents & POLLIN) {
- int fd, len;
-
- len = sizeof(from_addr);
- fd = accept(server_fd, &from_addr, &len);
- if (fd >= 0) {
- fcntl(fd, F_SETFL, O_NONBLOCK);
- /* XXX: should output a warning page when comming
- close to the connection limit */
- if (nb_connections >= nb_max_connections) {
- close(fd);
- } else {
- /* add a new connection */
- c = malloc(sizeof(HTTPContext));
- memset(c, 0, sizeof(*c));
- c->next = first_http_ctx;
- first_http_ctx = c;
- c->fd = fd;
- c->poll_entry = NULL;
- c->from_addr = from_addr;
- c->state = HTTPSTATE_WAIT_REQUEST;
- c->buffer_ptr = c->buffer;
- c->buffer_end = c->buffer + IOBUFFER_MAX_SIZE;
- c->timeout = cur_time + REQUEST_TIMEOUT;
- nb_connections++;
- }
- }
- }
- poll_entry++;
-
- /* master events */
- if (poll_entry->revents & POLLIN) {
- if (master_receive(master_fd) < 0) {
- close(master_fd);
- master_fd = -1;
- }
- }
-
- /* master (re)connection handling */
- if (master_url[0] != '\0' &&
- master_fd < 0 && (master_timeout - cur_time) <= 0) {
- master_fd = url_get(master_url);
- if (master_fd < 0) {
- master_timeout = gettime_ms() + MASTER_CONNECT_TIMEOUT;
- http_log("Connection to master: '%s' failed\n", master_url);
- } else {
- fcntl(master_fd, F_SETFL, O_NONBLOCK);
- master_state = MASTERSTATE_RECEIVE_HEADER;
- master_count = sizeof(PacketHeader);
- master_wptr = http_fifo.wptr;
- }
- }
- }
-}
-
-static int handle_http(HTTPContext *c, long cur_time)
-{
- int len;
-
- switch(c->state) {
- case HTTPSTATE_WAIT_REQUEST:
- /* timeout ? */
- if ((c->timeout - cur_time) < 0)
- return -1;
- if (c->poll_entry->revents & (POLLERR | POLLHUP))
- return -1;
-
- /* no need to read if no events */
- if (!(c->poll_entry->revents & POLLIN))
- return 0;
- /* read the data */
- len = read(c->fd, c->buffer_ptr, c->buffer_end - c->buffer_ptr);
- if (len < 0) {
- if (errno != EAGAIN && errno != EINTR)
- return -1;
- } else if (len == 0) {
- return -1;
- } else {
- /* search for end of request. XXX: not fully correct since garbage could come after the end */
- UINT8 *ptr;
- c->buffer_ptr += len;
- ptr = c->buffer_ptr;
- if ((ptr >= c->buffer + 2 && !memcmp(ptr-2, "\n\n", 2)) ||
- (ptr >= c->buffer + 4 && !memcmp(ptr-4, "\r\n\r\n", 4))) {
- /* request found : parse it and reply */
- if (http_parse_request(c) < 0)
- return -1;
- } else if (ptr >= c->buffer_end) {
- /* request too long: cannot do anything */
- return -1;
- }
- }
- break;
-
- case HTTPSTATE_SEND_HEADER:
- if (c->poll_entry->revents & (POLLERR | POLLHUP))
- return -1;
-
- /* no need to read if no events */
- if (!(c->poll_entry->revents & POLLOUT))
- return 0;
- len = write(c->fd, c->buffer_ptr, c->buffer_end - c->buffer_ptr);
- if (len < 0) {
- if (errno != EAGAIN && errno != EINTR) {
- /* error : close connection */
- return -1;
- }
- } else {
- c->buffer_ptr += len;
- if (c->buffer_ptr >= c->buffer_end) {
- /* if error, exit */
- if (c->http_error)
- return -1;
- /* all the buffer was send : synchronize to the incoming stream */
- c->state = HTTPSTATE_SEND_DATA_HEADER;
- c->buffer_ptr = c->buffer_end = c->buffer;
- }
- }
- break;
-
- case HTTPSTATE_SEND_DATA:
- case HTTPSTATE_SEND_DATA_HEADER:
- case HTTPSTATE_SEND_DATA_TRAILER:
- /* no need to read if no events */
- if (c->poll_entry->revents & (POLLERR | POLLHUP))
- return -1;
-
- if (!(c->poll_entry->revents & POLLOUT))
- return 0;
- if (http_send_data(c) < 0)
- return -1;
- break;
- default:
- return -1;
- }
- return 0;
-}
-
-/* parse http request and prepare header */
-static int http_parse_request(HTTPContext *c)
-{
- const char *p;
- char cmd[32];
- char url[1024], *q;
- char protocol[32];
- char msg[1024];
- char *mime_type;
- FFStream *stream;
-
- p = c->buffer;
- q = cmd;
- while (!isspace(*p) && *p != '\0') {
- if ((q - cmd) < sizeof(cmd) - 1)
- *q++ = *p;
- p++;
- }
- *q = '\0';
- if (strcmp(cmd, "GET"))
- return -1;
-
- while (isspace(*p)) p++;
- q = url;
- while (!isspace(*p) && *p != '\0') {
- if ((q - url) < sizeof(url) - 1)
- *q++ = *p;
- p++;
- }
- *q = '\0';
-
- while (isspace(*p)) p++;
- q = protocol;
- while (!isspace(*p) && *p != '\0') {
- if ((q - protocol) < sizeof(protocol) - 1)
- *q++ = *p;
- p++;
- }
- *q = '\0';
- if (strcmp(protocol, "HTTP/1.0") && strcmp(protocol, "HTTP/1.1"))
- return -1;
-
- /* find the filename in the request */
- p = url;
- if (*p == '/')
- p++;
-
- stream = first_stream;
- while (stream != NULL) {
- if (!strcmp(stream->filename, p))
- break;
- stream = stream->next;
- }
- if (stream == NULL) {
- sprintf(msg, "File '%s' not found", url);
- goto send_error;
- }
- c->stream = stream;
-
- /* should do it after so that the size can be computed */
- {
- char buf1[32], buf2[32], *p;
- time_t ti;
- /* XXX: reentrant function ? */
- p = inet_ntoa(c->from_addr.sin_addr);
- strcpy(buf1, p);
- ti = time(NULL);
- p = ctime(&ti);
- strcpy(buf2, p);
- p = buf2 + strlen(p) - 1;
- if (*p == '\n')
- *p = '\0';
- http_log("%s - - [%s] \"%s %s %s\" %d %d\n",
- buf1, buf2, cmd, url, protocol, 200, 1024);
- }
-
- if (c->stream->stream_type == STREAM_TYPE_STATUS)
- goto send_stats;
-
- /* prepare http header */
- q = c->buffer;
- q += sprintf(q, "HTTP/1.0 200 OK\r\n");
- mime_type = c->stream->fmt->mime_type;
- if (!mime_type)
- mime_type = "application/x-octet_stream";
- q += sprintf(q, "Content-type: %s\r\n", mime_type);
- q += sprintf(q, "Pragma: no-cache\r\n");
- /* for asf, we need extra headers */
- if (!strcmp(c->stream->fmt->name,"asf")) {
- q += sprintf(q, "Pragma: features=broadcast\r\n");
- }
- q += sprintf(q, "\r\n");
-
- /* prepare output buffer */
- c->http_error = 0;
- c->buffer_ptr = c->buffer;
- c->buffer_end = q;
- c->state = HTTPSTATE_SEND_HEADER;
- return 0;
- send_error:
- c->http_error = 404;
- q = c->buffer;
- q += sprintf(q, "HTTP/1.0 404 Not Found\r\n");
- q += sprintf(q, "Content-type: %s\r\n", "text/html");
- q += sprintf(q, "\r\n");
- q += sprintf(q, "<HTML>\n");
- q += sprintf(q, "<HEAD><TITLE>404 Not Found</TITLE></HEAD>\n");
- q += sprintf(q, "<BODY>%s</BODY>\n", msg);
- q += sprintf(q, "</HTML>\n");
-
- /* prepare output buffer */
- c->buffer_ptr = c->buffer;
- c->buffer_end = q;
- c->state = HTTPSTATE_SEND_HEADER;
- return 0;
- send_stats:
- compute_stats(c);
- c->http_error = 200; /* horrible : we use this value to avoid
- going to the send data state */
- c->state = HTTPSTATE_SEND_HEADER;
- return 0;
-}
-
-static void compute_stats(HTTPContext *c)
-{
- AVEncodeContext *enc;
- HTTPContext *c1;
- FFCodec *ffenc;
- FFStream *stream;
- float avg;
- char buf[1024], *q, *p;
- time_t ti;
- int i;
-
- q = c->buffer;
- q += sprintf(q, "HTTP/1.0 200 OK\r\n");
- q += sprintf(q, "Content-type: %s\r\n", "text/html");
- q += sprintf(q, "Pragma: no-cache\r\n");
- q += sprintf(q, "\r\n");
-
- q += sprintf(q, "<HEAD><TITLE>FFServer Status</TITLE></HEAD>\n<BODY>");
- q += sprintf(q, "<H1>FFServer Status</H1>\n");
- /* format status */
- q += sprintf(q, "<H1>Available Streams</H1>\n");
- q += sprintf(q, "<TABLE>\n");
- q += sprintf(q, "<TR><TD>Path<TD>Format<TD>Bit rate (kbits/s)<TD>Video<TD>Audio\n");
- stream = first_stream;
- while (stream != NULL) {
- q += sprintf(q, "<TR><TD><A HREF=\"/%s\">%s</A> ",
- stream->filename, stream->filename);
- switch(stream->stream_type) {
- case STREAM_TYPE_LIVE:
- {
- int audio_bit_rate = 0;
- int video_bit_rate = 0;
- if (stream->audio_enc)
- audio_bit_rate = stream->audio_enc->bit_rate;
- if (stream->video_enc)
- video_bit_rate = stream->video_enc->bit_rate;
-
- q += sprintf(q, "<TD> %s <TD> %d <TD> %d <TD> %d\n",
- stream->fmt->name,
- (audio_bit_rate + video_bit_rate) / 1000,
- video_bit_rate / 1000, audio_bit_rate / 1000);
- }
- break;
- case STREAM_TYPE_MASTER:
- q += sprintf(q, "<TD> %s <TD> - <TD> - <TD> -\n",
- "master");
- break;
- default:
- q += sprintf(q, "<TD> - <TD> - <TD> - <TD> -\n");
- break;
- }
- stream = stream->next;
- }
- q += sprintf(q, "</TABLE>\n");
-
- /* codec status */
- q += sprintf(q, "<H1>Codec Status</H1>\n");
- q += sprintf(q, "<TABLE>\n");
- q += sprintf(q, "<TR><TD>Parameters<TD>Frame count<TD>Size<TD>Avg bitrate (kbits/s)\n");
- ffenc = first_codec;
- while (ffenc != NULL) {
- enc = &ffenc->enc;
- avencoder_string(buf, sizeof(buf), enc);
- avg = ffenc->avg_frame_size * (float)enc->rate * 8.0;
- if (enc->codec->type == CODEC_TYPE_AUDIO && enc->frame_size > 0)
- avg /= enc->frame_size;
- q += sprintf(q, "<TR><TD>%s <TD> %d <TD> %Ld <TD> %0.1f\n",
- buf, enc->frame_number, ffenc->data_count, avg / 1000.0);
- ffenc = ffenc->next;
- }
- q += sprintf(q, "</TABLE>\n");
-
- /* exclude the stat connection */
- q += sprintf(q, "Number of connections: %d / %d<BR>\n",
- nb_connections, nb_max_connections);
-
- /* connection status */
- q += sprintf(q, "<H1>Connection Status</H1>\n");
- q += sprintf(q, "<TABLE>\n");
- q += sprintf(q, "<TR><TD>#<TD>File<TD>IP<TD>Size\n");
- c1 = first_http_ctx;
- i = 0;
- while (c1 != NULL) {
- i++;
- p = inet_ntoa(c1->from_addr.sin_addr);
- q += sprintf(q, "<TR><TD><B>%d</B><TD>%s <TD> %s <TD> %Ld\n",
- i, c1->stream->filename, p, c1->data_count);
- c1 = c1->next;
- }
- q += sprintf(q, "</TABLE>\n");
-
- /* date */
- ti = time(NULL);
- p = ctime(&ti);
- q += sprintf(q, "<HR>Generated at %s", p);
- q += sprintf(q, "</BODY>\n</HTML>\n");
-
- c->buffer_ptr = c->buffer;
- c->buffer_end = q;
-}
-
-
-static void http_write_packet(void *opaque,
- unsigned char *buf, int size)
-{
- HTTPContext *c = opaque;
- if (size > IOBUFFER_MAX_SIZE)
- abort();
- memcpy(c->buffer, buf, size);
- c->buffer_ptr = c->buffer;
- c->buffer_end = c->buffer + size;
-}
-
-/* this headers are used to identify a packet for a given codec */
-void mk_header(PacketHeader *h, AVEncodeContext *c, int payload_size)
-{
- h->codec_type = c->codec->type;
- h->codec_id = c->codec->id;
- h->bit_rate = htons(c->bit_rate / 1000);
- switch(c->codec->type) {
- case CODEC_TYPE_VIDEO:
- h->data[0] = c->rate;
- h->data[1] = c->width / 16;
- h->data[2] = c->height / 16;
- break;
- case CODEC_TYPE_AUDIO:
- h->data[0] = c->rate / 1000;
- h->data[1] = c->channels;
- h->data[2] = 0;
- break;
- }
- h->data[3] = c->key_frame;
- h->payload_size = htons(payload_size);
-}
-
-int test_header(PacketHeader *h, AVEncodeContext *c)
-{
- if (!c)
- return 0;
-
- if (h->codec_type == c->codec->type &&
- h->codec_id == c->codec->id &&
- h->bit_rate == htons(c->bit_rate / 1000)) {
-
- switch(c->codec->type) {
- case CODEC_TYPE_VIDEO:
- if (h->data[0] == c->rate &&
- h->data[1] == (c->width / 16) &&
- h->data[2] == (c->height / 16))
- goto found;
- break;
- case CODEC_TYPE_AUDIO:
- if (h->data[0] == (c->rate / 1000) &&
- (h->data[1] == c->channels))
- goto found;
- break;
- }
- }
- return 0;
- found:
- c->frame_number++;
- c->key_frame = h->data[3];
- return 1;
-}
-
-static int http_prepare_data(HTTPContext *c)
-{
- PacketHeader hdr;
- UINT8 *start_rptr, *payload;
- int payload_size, ret;
- long long fifo_total_size;
-
- switch(c->state) {
- case HTTPSTATE_SEND_DATA_HEADER:
- if (c->stream->stream_type != STREAM_TYPE_MASTER) {
- memset(&c->fmt_ctx, 0, sizeof(c->fmt_ctx));
- c->fmt_ctx.format = c->stream->fmt;
- if (c->fmt_ctx.format->audio_codec != CODEC_ID_NONE) {
- /* create a fake new codec instance */
- c->fmt_ctx.audio_enc = malloc(sizeof(AVEncodeContext));
- memcpy(c->fmt_ctx.audio_enc, c->stream->audio_enc,
- sizeof(AVEncodeContext));
- c->fmt_ctx.audio_enc->frame_number = 0;
- }
- if (c->fmt_ctx.format->video_codec != CODEC_ID_NONE) {
- c->fmt_ctx.video_enc = malloc(sizeof(AVEncodeContext));
- memcpy(c->fmt_ctx.video_enc, c->stream->video_enc,
- sizeof(AVEncodeContext));
- c->fmt_ctx.video_enc->frame_number = 0;
- }
- init_put_byte(&c->fmt_ctx.pb, c->buffer, IOBUFFER_MAX_SIZE,
- c, http_write_packet, NULL);
- c->fmt_ctx.is_streamed = 1;
- c->got_key_frame[0] = 0;
- c->got_key_frame[1] = 0;
- /* prepare header */
- c->fmt_ctx.format->write_header(&c->fmt_ctx);
- }
- c->state = HTTPSTATE_SEND_DATA;
- c->last_packet_sent = 0;
- c->rptr = http_fifo.wptr;
- c->last_http_fifo_write_count = http_fifo_write_count;
- break;
- case HTTPSTATE_SEND_DATA:
- /* find a new packet */
- fifo_total_size = http_fifo_write_count - c->last_http_fifo_write_count;
- if (fifo_total_size >= ((3 * FIFO_MAX_SIZE) / 4)) {
- /* overflow : resync. We suppose that wptr is at this
- point a pointer to a valid packet */
- c->rptr = http_fifo.wptr;
- c->got_key_frame[0] = 0;
- c->got_key_frame[1] = 0;
- }
-
- start_rptr = c->rptr;
- if (fifo_read(&http_fifo, (UINT8 *)&hdr, sizeof(hdr), &c->rptr) < 0)
- return 0;
- payload_size = ntohs(hdr.payload_size);
- payload = malloc(payload_size);
- if (fifo_read(&http_fifo, payload, payload_size, &c->rptr) < 0) {
- /* cannot read all the payload */
- free(payload);
- c->rptr = start_rptr;
- return 0;
- }
-
- c->last_http_fifo_write_count = http_fifo_write_count -
- fifo_size(&http_fifo, c->rptr);
-
- if (c->stream->stream_type != STREAM_TYPE_MASTER) {
- /* test if the packet can be handled by this format */
- ret = 0;
- if (test_header(&hdr, c->fmt_ctx.audio_enc)) {
- /* only begin sending when got a key frame */
- if (c->fmt_ctx.audio_enc->key_frame)
- c->got_key_frame[1] = 1;
- if (c->got_key_frame[1]) {
- ret = c->fmt_ctx.format->write_audio_frame(&c->fmt_ctx,
- payload, payload_size);
- }
- } else if (test_header(&hdr, c->fmt_ctx.video_enc)) {
- if (c->fmt_ctx.video_enc->key_frame)
- c->got_key_frame[0] = 1;
- if (c->got_key_frame[0]) {
- ret = c->fmt_ctx.format->write_video_picture(&c->fmt_ctx,
- payload, payload_size);
- }
- }
- if (ret) {
- /* must send trailer now */
- c->state = HTTPSTATE_SEND_DATA_TRAILER;
- }
- } else {
- /* master case : send everything */
- char *q;
- q = c->buffer;
- memcpy(q, &hdr, sizeof(hdr));
- q += sizeof(hdr);
- memcpy(q, payload, payload_size);
- q += payload_size;
- c->buffer_ptr = c->buffer;
- c->buffer_end = q;
- }
- free(payload);
- break;
- default:
- case HTTPSTATE_SEND_DATA_TRAILER:
- /* last packet test ? */
- if (c->last_packet_sent)
- return -1;
- /* prepare header */
- c->fmt_ctx.format->write_trailer(&c->fmt_ctx);
- c->last_packet_sent = 1;
- break;
- }
- return 0;
-}
-
-
-/* should convert the format at the same time */
-static int http_send_data(HTTPContext *c)
-{
- int len;
-
- while (c->buffer_ptr >= c->buffer_end) {
- if (http_prepare_data(c) < 0)
- return -1;
- }
-
- len = write(c->fd, c->buffer_ptr, c->buffer_end - c->buffer_ptr);
- if (len < 0) {
- if (errno != EAGAIN && errno != EINTR) {
- /* error : close connection */
- return -1;
- }
- } else {
- c->buffer_ptr += len;
- c->data_count += len;
- }
- return 0;
-}
-
-static int master_receive(int fd)
-{
- int len, size;
- FifoBuffer *f = &http_fifo;
- UINT8 *rptr;
-
- size = f->end - f->wptr;
- if (size > master_count)
- size = master_count;
- len = read(fd, f->wptr, size);
- if (len == -1) {
- if (errno != EAGAIN && errno != EINTR)
- return -1;
- } else if (len == 0) {
- return -1;
- } else {
- master_wptr += len;
- if (master_wptr >= f->end)
- master_wptr = f->buffer;
- master_count -= len;
- if (master_count == 0) {
- if (master_state == MASTERSTATE_RECEIVE_HEADER) {
- /* XXX: use generic fifo read to extract packet header */
- rptr = master_wptr;
- if (rptr == f->buffer)
- rptr = f->end - 1;
- else
- rptr--;
- master_count = *rptr;
- if (rptr == f->buffer)
- rptr = f->end - 1;
- else
- rptr--;
- master_count |= *rptr << 8;
- master_state = MASTERSTATE_RECEIVE_DATA;
- } else {
- /* update fifo wptr */
- f->wptr = master_wptr;
- master_state = MASTERSTATE_RECEIVE_HEADER;
- }
- }
- }
- return 0;
-}
-
-static void get_arg(char *buf, int buf_size, const char **pp)
-{
- const char *p;
- char *q;
-
- p = *pp;
- while (isspace(*p)) p++;
- q = buf;
- while (!isspace(*p) && *p != '\0') {
- if ((q - buf) < buf_size - 1)
- *q++ = *p;
- p++;
- }
- *q = '\0';
- *pp = p;
-}
-
-/* add a codec and check if it does not already exists */
-AVEncodeContext *add_codec(int codec_id,
- AVEncodeContext *av)
-{
- AVEncoder *codec;
- FFCodec *ctx, **pctx;
- AVEncodeContext *av1;
-
- codec = avencoder_find(codec_id);
- if (!codec)
- return NULL;
-
- /* compute default parameters */
- av->codec = codec;
- switch(codec->type) {
- case CODEC_TYPE_AUDIO:
- if (av->bit_rate == 0)
- av->bit_rate = 64000;
- if (av->rate == 0)
- av->rate = 22050;
- if (av->channels == 0)
- av->channels = 1;
- break;
- case CODEC_TYPE_VIDEO:
- if (av->bit_rate == 0)
- av->bit_rate = 64000;
- if (av->rate == 0)
- av->rate = 5;
- if (av->width == 0 || av->height == 0) {
- av->width = 160;
- av->height = 128;
- }
- break;
- }
-
- /* find if the codec already exists */
- pctx = &first_codec;
- while (*pctx != NULL) {
- av1 = &(*pctx)->enc;
- if (av1->codec == av->codec &&
- av1->bit_rate == av->bit_rate &&
- av1->rate == av->rate) {
-
- switch(av->codec->type) {
- case CODEC_TYPE_AUDIO:
- if (av1->channels == av->channels)
- goto found;
- break;
- case CODEC_TYPE_VIDEO:
- if (av1->width == av->width &&
- av1->height == av->height &&
- av1->gop_size == av->gop_size)
- goto found;
- break;
- }
- }
- pctx = &(*pctx)->next;
- }
-
- ctx = malloc(sizeof(FFCodec));
- if (!ctx)
- return NULL;
- memset(ctx, 0, sizeof(FFCodec));
- *pctx = ctx;
-
- memcpy(&ctx->enc, av, sizeof(AVEncodeContext));
- return &ctx->enc;
- found:
- ctx = *pctx;
- return &ctx->enc;
-}
-
-int parse_ffconfig(const char *filename)
-{
- FILE *f;
- char line[1024];
- char cmd[64];
- char arg[1024];
- const char *p;
- int val, errors, line_num;
- FFStream **last_stream, *stream;
- AVEncodeContext audio_enc, video_enc;
-
- f = fopen(filename, "r");
- if (!f) {
- perror(filename);
- return -1;
- }
-
- errors = 0;
- line_num = 0;
- first_stream = NULL;
- first_codec = NULL;
- last_stream = &first_stream;
- stream = NULL;
- for(;;) {
- if (fgets(line, sizeof(line), f) == NULL)
- break;
- line_num++;
- p = line;
- while (isspace(*p))
- p++;
- if (*p == '\0' || *p == '#')
- continue;
-
- get_arg(cmd, sizeof(cmd), &p);
-
- if (!strcasecmp(cmd, "Port")) {
- get_arg(arg, sizeof(arg), &p);
- my_addr.sin_port = htons (atoi(arg));
- } else if (!strcasecmp(cmd, "BindAddress")) {
- get_arg(arg, sizeof(arg), &p);
- if (!inet_aton(arg, &my_addr.sin_addr)) {
- fprintf(stderr, "%s:%d: Invalid IP address: %s\n",
- filename, line_num, arg);
- errors++;
- }
- } else if (!strcasecmp(cmd, "MasterServer")) {
- get_arg(master_url, sizeof(master_url), &p);
- if (!strstart(master_url, "http://", NULL)) {
- fprintf(stderr, "%s:%d: Invalid URL for master server: %s\n",
- filename, line_num, master_url);
- errors++;
- }
- } else if (!strcasecmp(cmd, "MaxClients")) {
- get_arg(arg, sizeof(arg), &p);
- val = atoi(arg);
- if (val < 1 || val > HTTP_MAX_CONNECTIONS) {
- fprintf(stderr, "%s:%d: Invalid MaxClients: %s\n",
- filename, line_num, arg);
- errors++;
- } else {
- nb_max_connections = val;
- }
- } else if (!strcasecmp(cmd, "CustomLog")) {
- get_arg(logfilename, sizeof(logfilename), &p);
- } else if (!strcasecmp(cmd, "<Stream")) {
- char *q;
- if (stream) {
- fprintf(stderr, "%s:%d: Already in a stream tag\n",
- filename, line_num);
- } else {
- stream = malloc(sizeof(FFStream));
- memset(stream, 0, sizeof(FFStream));
- *last_stream = stream;
- last_stream = &stream->next;
-
- get_arg(stream->filename, sizeof(stream->filename), &p);
- q = strrchr(stream->filename, '>');
- if (*q)
- *q = '\0';
- stream->fmt = guess_format(NULL, stream->filename, NULL);
- memset(&audio_enc, 0, sizeof(AVEncodeContext));
- memset(&video_enc, 0, sizeof(AVEncodeContext));
- }
- } else if (!strcasecmp(cmd, "Format")) {
- get_arg(arg, sizeof(arg), &p);
- if (!strcmp(arg, "master")) {
- stream->stream_type = STREAM_TYPE_MASTER;
- stream->fmt = NULL;
- } else if (!strcmp(arg, "status")) {
- stream->stream_type = STREAM_TYPE_STATUS;
- stream->fmt = NULL;
- } else {
- stream->stream_type = STREAM_TYPE_LIVE;
- stream->fmt = guess_format(arg, NULL, NULL);
- if (!stream->fmt) {
- fprintf(stderr, "%s:%d: Unknown Format: %s\n",
- filename, line_num, arg);
- errors++;
- }
- }
- } else if (!strcasecmp(cmd, "AudioBitRate")) {
- get_arg(arg, sizeof(arg), &p);
- if (stream) {
- audio_enc.bit_rate = atoi(arg) * 1000;
- }
- } else if (!strcasecmp(cmd, "AudioChannels")) {
- get_arg(arg, sizeof(arg), &p);
- if (stream) {
- audio_enc.channels = atoi(arg);
- }
- } else if (!strcasecmp(cmd, "AudioSampleRate")) {
- get_arg(arg, sizeof(arg), &p);
- if (stream) {
- audio_enc.rate = atoi(arg);
- }
- } else if (!strcasecmp(cmd, "VideoBitRate")) {
- get_arg(arg, sizeof(arg), &p);
- if (stream) {
- video_enc.bit_rate = atoi(arg) * 1000;
- }
- } else if (!strcasecmp(cmd, "VideoFrameRate")) {
- get_arg(arg, sizeof(arg), &p);
- if (stream) {
- video_enc.rate = atoi(arg);
- }
- } else if (!strcasecmp(cmd, "VideoGopSize")) {
- get_arg(arg, sizeof(arg), &p);
- if (stream) {
- video_enc.gop_size = atoi(arg);
- }
- } else if (!strcasecmp(cmd, "VideoIntraOnly")) {
- if (stream) {
- video_enc.gop_size = 1;
- }
- } else if (!strcasecmp(cmd, "</Stream>")) {
- if (!stream) {
- fprintf(stderr, "%s:%d: No corresponding <Stream> for </Stream>\n",
- filename, line_num);
- errors++;
- }
- if (stream->fmt) {
- if (stream->fmt->audio_codec != CODEC_ID_NONE) {
- stream->audio_enc = add_codec(stream->fmt->audio_codec,
- &audio_enc);
- }
-
- if (stream->fmt->video_codec != CODEC_ID_NONE)
- stream->video_enc = add_codec(stream->fmt->video_codec,
- &video_enc);
- }
- stream = NULL;
- } else {
- fprintf(stderr, "%s:%d: Incorrect keyword: '%s'\n",
- filename, line_num, cmd);
- errors++;
- }
- }
-
- fclose(f);
- if (errors)
- return -1;
- else
- return 0;
-}
-
-
-void *http_server_thread(void *arg)
-{
- http_server(my_addr);
- return NULL;
-}
-
-static void write_packet(FFCodec *ffenc,
- UINT8 *buf, int size)
-{
- PacketHeader hdr;
- AVEncodeContext *enc = &ffenc->enc;
- UINT8 *wptr;
- mk_header(&hdr, enc, size);
- wptr = http_fifo.wptr;
- fifo_write(&http_fifo, (UINT8 *)&hdr, sizeof(hdr), &wptr);
- fifo_write(&http_fifo, buf, size, &wptr);
- /* atomic modification of wptr */
- http_fifo.wptr = wptr;
- ffenc->data_count += size;
- ffenc->avg_frame_size = ffenc->avg_frame_size * AVG_COEF + size * (1.0 - AVG_COEF);
-}
-
-#define AUDIO_FIFO_SIZE 8192
-
-int av_grab(void)
-{
- UINT8 audio_buf[AUDIO_FIFO_SIZE/2];
- UINT8 audio_buf1[AUDIO_FIFO_SIZE/2];
- UINT8 audio_out[AUDIO_FIFO_SIZE/2];
- UINT8 video_buffer[128*1024];
- char buf[256];
- short *samples;
- int ret;
- int audio_fd;
- FFCodec *ffenc;
- AVEncodeContext *enc;
- int frame_size, frame_bytes;
- int use_audio, use_video;
- int frame_rate, sample_rate, channels;
- int width, height, frame_number;
- UINT8 *picture[3];
-
- use_audio = 0;
- use_video = 0;
- frame_rate = 0;
- sample_rate = 0;
- frame_size = 0;
- channels = 1;
- width = 0;
- height = 0;
- frame_number = 0;
- ffenc = first_codec;
- while (ffenc != NULL) {
- enc = &ffenc->enc;
- avencoder_string(buf, sizeof(buf), enc);
- fprintf(stderr, " %s\n", buf);
- if (avencoder_open(enc, enc->codec) < 0) {
- fprintf(stderr, "Incorrect encode parameters\n");
- return -1;
- }
- switch(enc->codec->type) {
- case CODEC_TYPE_AUDIO:
- use_audio = 1;
- if (enc->rate > sample_rate)
- sample_rate = enc->rate;
- if (enc->frame_size > frame_size)
- frame_size = enc->frame_size;
- if (enc->channels > channels)
- channels = enc->channels;
- fifo_init(&ffenc->fifo, AUDIO_FIFO_SIZE);
- break;
- case CODEC_TYPE_VIDEO:
- use_video = 1;
- if (enc->rate > frame_rate)
- frame_rate = enc->rate;
- if (enc->width > width)
- width = enc->width;
- if (enc->height > height)
- height = enc->height;
- break;
- }
- ffenc = ffenc->next;
- }
-
- /* audio */
- samples = NULL;
- audio_fd = -1;
- if (use_audio) {
- printf("Audio sampling: %d Hz, %s\n",
- sample_rate, channels == 2 ? "stereo" : "mono");
- audio_fd = audio_open(sample_rate, channels);
- if (audio_fd < 0) {
- fprintf(stderr, "Could not open audio device\n");
- exit(1);
- }
- }
-
- ffenc = first_codec;
- while (ffenc != NULL) {
- enc = &ffenc->enc;
- if (enc->codec->type == CODEC_TYPE_AUDIO &&
- (enc->channels != channels ||
- enc->rate != sample_rate)) {
- audio_resample_init(&ffenc->resample, enc->channels, channels,
- enc->rate, sample_rate);
- }
- ffenc = ffenc->next;
- }
-
- /* video */
- if (use_video) {
- printf("Video sampling: %dx%d, %d fps\n",
- width, height, frame_rate);
- ret = v4l_init(frame_rate, width, height);
- if (ret < 0) {
- fprintf(stderr,"Could not init video 4 linux capture\n");
- exit(1);
- }
- }
-
- for(;;) {
- /* read & compress audio frames */
- if (use_audio) {
- int ret, nb_samples, nb_samples_out;
- UINT8 *buftmp;
-
- for(;;) {
- ret = read(audio_fd, audio_buf, AUDIO_FIFO_SIZE/2);
- if (ret <= 0)
- break;
- /* fill each codec fifo by doing the right sample
- rate conversion. This is not optimal because we
- do too much work, but it is easy to do */
- nb_samples = ret / (channels * 2);
- ffenc = first_codec;
- while (ffenc != NULL) {
- enc = &ffenc->enc;
- if (enc->codec->type == CODEC_TYPE_AUDIO) {
- /* rate & stereo convertion */
- if (enc->channels == channels &&
- enc->rate == sample_rate) {
- buftmp = audio_buf;
- nb_samples_out = nb_samples;
- } else {
- buftmp = audio_buf1;
- nb_samples_out = audio_resample(&ffenc->resample,
- (short *)buftmp, (short *)audio_buf,
- nb_samples);
-
- }
- fifo_write(&ffenc->fifo, buftmp, nb_samples_out * enc->channels * 2,
- &ffenc->fifo.wptr);
- }
- ffenc = ffenc->next;
- }
-
- /* compress as many frame as possible with each audio codec */
- ffenc = first_codec;
- while (ffenc != NULL) {
- enc = &ffenc->enc;
- if (enc->codec->type == CODEC_TYPE_AUDIO) {
- frame_bytes = enc->frame_size * 2 * enc->channels;
-
- while (fifo_read(&ffenc->fifo, audio_buf, frame_bytes, &ffenc->fifo.rptr) == 0) {
- ret = avencoder_encode(enc,
- audio_out, sizeof(audio_out), audio_buf);
- write_packet(ffenc, audio_out, ret);
- }
- }
- ffenc = ffenc->next;
- }
- }
- }
-
- if (use_video) {
- ret = v4l_read_picture (picture, width, height,
- frame_number);
- if (ret < 0)
- break;
- ffenc = first_codec;
- while (ffenc != NULL) {
- enc = &ffenc->enc;
- if (enc->codec->type == CODEC_TYPE_VIDEO) {
- int n1, n2;
- /* feed each codec with its requested frame rate */
- n1 = (frame_number * enc->rate) / frame_rate;
- n2 = ((frame_number + 1) * enc->rate) / frame_rate;
- if (n2 > n1) {
- ret = avencoder_encode(enc, video_buffer, sizeof(video_buffer), picture);
- write_packet(ffenc, video_buffer, ret);
- }
- }
- ffenc = ffenc->next;
- }
- frame_number++;
- }
- }
-
- ffenc = first_codec;
- while (ffenc != NULL) {
- enc = &ffenc->enc;
- avencoder_close(enc);
- ffenc = ffenc->next;
- }
- close(audio_fd);
- return 0;
-}
-
-
-void help(void)
-{
- printf("ffserver version 1.0, Copyright (c) 2000 Gerard Lantau\n"
- "usage: ffserver [-L] [-h] [-f configfile]\n"
- "Hyper fast multi format Audio/Video streaming server\n"
- "\n"
- "-L : print the LICENCE\n"
- "-h : this help\n"
- "-f configfile : use configfile instead of /etc/ffserver.conf\n"
- );
-}
-
-void licence(void)
-{
- printf(
- "ffserver version 1.0\n"
- "Copyright (c) 2000 Gerard Lantau\n"
- "This program is free software; you can redistribute it and/or modify\n"
- "it under the terms of the GNU General Public License as published by\n"
- "the Free Software Foundation; either version 2 of the License, or\n"
- "(at your option) any later version.\n"
- "\n"
- "This program is distributed in the hope that it will be useful,\n"
- "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
- "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
- "GNU General Public License for more details.\n"
- "\n"
- "You should have received a copy of the GNU General Public License\n"
- "along with this program; if not, write to the Free Software\n"
- "Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.\n"
- );
-}
-
-int main(int argc, char **argv)
-{
- pthread_t http_server_tid;
- const char *config_filename;
- int c;
-
- /* codecs */
- register_avencoder(&ac3_encoder);
- register_avencoder(&mp2_encoder);
- register_avencoder(&mpeg1video_encoder);
- register_avencoder(&h263_encoder);
- register_avencoder(&rv10_encoder);
- register_avencoder(&mjpeg_encoder);
-
- /* audio video formats */
- register_avformat(&mp2_format);
- register_avformat(&ac3_format);
- register_avformat(&mpeg_mux_format);
- register_avformat(&mpeg1video_format);
- register_avformat(&h263_format);
- register_avformat(&rm_format);
- register_avformat(&ra_format);
- register_avformat(&asf_format);
- register_avformat(&mpjpeg_format);
- register_avformat(&jpeg_format);
- register_avformat(&swf_format);
-
- config_filename = "/etc/ffserver.conf";
-
- for(;;) {
- c = getopt_long_only(argc, argv, "Lh?f:", NULL, NULL);
- if (c == -1)
- break;
- switch(c) {
- case 'L':
- licence();
- exit(1);
- case '?':
- case 'h':
- help();
- exit(1);
- case 'f':
- config_filename = optarg;
- break;
- default:
- exit(2);
- }
- }
-
- /* address on which the server will handle connections */
- my_addr.sin_family = AF_INET;
- my_addr.sin_port = htons (8080);
- my_addr.sin_addr.s_addr = htonl (INADDR_ANY);
- nb_max_connections = 5;
- first_stream = NULL;
- logfilename[0] = '\0';
-
- if (parse_ffconfig(config_filename) < 0) {
- fprintf(stderr, "Incorrect config file - exiting.\n");
- exit(1);
- }
-
- /* open log file if needed */
- if (logfilename[0] != '\0') {
- if (!strcmp(logfilename, "-"))
- logfile = stdout;
- else
- logfile = fopen(logfilename, "w");
- }
-
- /* init fifo */
- http_fifo_write_count = 0;
- if (fifo_init(&http_fifo, FIFO_MAX_SIZE) < 0) {
- fprintf(stderr, "Could not allow receive fifo\n");
- exit(1);
- }
-
- if (master_url[0] == '\0') {
- /* no master server: we grab ourself */
-
- /* launch server thread */
- if (pthread_create(&http_server_tid, NULL,
- http_server_thread, NULL) != 0) {
- fprintf(stderr, "Could not create http server thread\n");
- exit(1);
- }
-
- /* launch the audio / video grab */
- if (av_grab() < 0) {
- fprintf(stderr, "Could not start audio/video grab\n");
- exit(1);
- }
- } else {
- /* master server : no thread are needed */
- if (http_server(my_addr) < 0) {
- fprintf(stderr, "Could start http server\n");
- exit(1);
- }
- }
-
- return 0;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-13 14:20:56 +0000