removing old files

Originally committed as revision 4 to svn://svn.ffmpeg.org/ffmpeg/trunk

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;
-}