static 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, *redirect;
    FFStream **last_feed, *feed;
    AVCodecContext audio_enc, video_enc;
    int audio_id, video_id;
    f = fopen(filename, "r");
    if (!f) {
        perror(filename);
        return -1;
    }
    errors = 0;
    line_num = 0;
    first_stream = NULL;
    last_stream = &first_stream;
    first_feed = NULL;
    last_feed = &first_feed;
    stream = NULL;
    feed = NULL;
    redirect = NULL;
    audio_id = CODEC_ID_NONE;
    video_id = CODEC_ID_NONE;
    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);
            val = atoi(arg);
            if (val < 1 || val > 65536) {
                fprintf(stderr, "%s:%d: Invalid port: %s\n",
                        filename, line_num, arg);
                errors++;
            }
            my_http_addr.sin_port = htons(val);
        } else if (!strcasecmp(cmd, "BindAddress")) {
            get_arg(arg, sizeof(arg), &p);
            if (resolve_host(&my_http_addr.sin_addr, arg) != 0) {
                fprintf(stderr, "%s:%d: Invalid host/IP address: %s\n",
                        filename, line_num, arg);
                errors++;
            }
        } else if (!strcasecmp(cmd, "NoDaemon")) {
            ffserver_daemon = 0;
        } else if (!strcasecmp(cmd, "RTSPPort")) {
            get_arg(arg, sizeof(arg), &p);
            val = atoi(arg);
            if (val < 1 || val > 65536) {
                fprintf(stderr, "%s:%d: Invalid port: %s\n",
                        filename, line_num, arg);
                errors++;
            }
            my_rtsp_addr.sin_port = htons(atoi(arg));
        } else if (!strcasecmp(cmd, "RTSPBindAddress")) {
            get_arg(arg, sizeof(arg), &p);
            if (resolve_host(&my_rtsp_addr.sin_addr, arg) != 0) {
                fprintf(stderr, "%s:%d: Invalid host/IP address: %s\n",
                        filename, line_num, arg);
                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, "MaxBandwidth")) {
            get_arg(arg, sizeof(arg), &p);
            val = atoi(arg);
            if (val < 10 || val > 100000) {
                fprintf(stderr, "%s:%d: Invalid MaxBandwidth: %s\n",
                        filename, line_num, arg);
                errors++;
            } else
                max_bandwidth = val;
        } else if (!strcasecmp(cmd, "CustomLog")) {
            get_arg(logfilename, sizeof(logfilename), &p);
        } else if (!strcasecmp(cmd, "<Feed")) {
            char *q;
            if (stream || feed) {
                fprintf(stderr, "%s:%d: Already in a tag\n",
                        filename, line_num);
            } else {
                feed = av_mallocz(sizeof(FFStream));
                *last_stream = feed;
                last_stream = &feed->next;
                *last_feed = feed;
                last_feed = &feed->next_feed;
                get_arg(feed->filename, sizeof(feed->filename), &p);
                q = strrchr(feed->filename, '>');
                if (*q)
                    *q = '\0';
                feed->fmt = guess_format("ffm", NULL, NULL);
                snprintf(feed->feed_filename, sizeof(feed->feed_filename),
                         "/tmp/%s.ffm", feed->filename);
                feed->feed_max_size = 5 * 1024 * 1024;
                feed->is_feed = 1;
                feed->feed = feed;
            }
        } else if (!strcasecmp(cmd, "Launch")) {
            if (feed) {
                int i;
                feed->child_argv = av_mallocz(64 * sizeof(char *));
                for (i = 0; i < 62; i++) {
                    get_arg(arg, sizeof(arg), &p);
                    if (!arg[0])
                        break;
                    feed->child_argv[i] = av_strdup(arg);
                }
                feed->child_argv[i] = av_malloc(30 + strlen(feed->filename));
                snprintf(feed->child_argv[i], 30+strlen(feed->filename),
                    "http://%s:%d/%s",
                        (my_http_addr.sin_addr.s_addr == INADDR_ANY) ? "127.0.0.1" :
                    inet_ntoa(my_http_addr.sin_addr),
                    ntohs(my_http_addr.sin_port), feed->filename);
                if (ffserver_debug)
                {
                    int j;
                    fprintf(stdout, "Launch commandline: ");
                    for (j = 0; j <= i; j++)
                        fprintf(stdout, "%s ", feed->child_argv[j]);
                    fprintf(stdout, "\n");
                }
            }
        } else if (!strcasecmp(cmd, "ReadOnlyFile")) {
            if (feed) {
                get_arg(feed->feed_filename, sizeof(feed->feed_filename), &p);
                feed->readonly = 1;
            } else if (stream) {
                get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p);
            }
        } else if (!strcasecmp(cmd, "File")) {
            if (feed) {
                get_arg(feed->feed_filename, sizeof(feed->feed_filename), &p);
            } else if (stream)
                get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p);
        } else if (!strcasecmp(cmd, "FileMaxSize")) {
            if (feed) {
                char *p1;
                double fsize;
                get_arg(arg, sizeof(arg), &p);
                p1 = arg;
                fsize = strtod(p1, &p1);
                switch(toupper(*p1)) {
                case 'K':
                    fsize *= 1024;
                    break;
                case 'M':
                    fsize *= 1024 * 1024;
                    break;
                case 'G':
                    fsize *= 1024 * 1024 * 1024;
                    break;
                }
                feed->feed_max_size = (int64_t)fsize;
            }
        } else if (!strcasecmp(cmd, "</Feed>")) {
            if (!feed) {
                fprintf(stderr, "%s:%d: No corresponding <Feed> for </Feed>\n",
                        filename, line_num);
                errors++;
            }
            feed = NULL;
        } else if (!strcasecmp(cmd, "<Stream")) {
            char *q;
            if (stream || feed) {
                fprintf(stderr, "%s:%d: Already in a tag\n",
                        filename, line_num);
            } else {
                stream = av_mallocz(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_stream_format(NULL, stream->filename, NULL);
                memset(&audio_enc, 0, sizeof(AVCodecContext));
                memset(&video_enc, 0, sizeof(AVCodecContext));
                audio_id = CODEC_ID_NONE;
                video_id = CODEC_ID_NONE;
                if (stream->fmt) {
                    audio_id = stream->fmt->audio_codec;
                    video_id = stream->fmt->video_codec;
                }
            }
        } else if (!strcasecmp(cmd, "Feed")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
                FFStream *sfeed;
                sfeed = first_feed;
                while (sfeed != NULL) {
                    if (!strcmp(sfeed->filename, arg))
                        break;
                    sfeed = sfeed->next_feed;
                }
                if (!sfeed)
                    fprintf(stderr, "%s:%d: feed '%s' not defined\n",
                            filename, line_num, arg);
                else
                    stream->feed = sfeed;
            }
        } else if (!strcasecmp(cmd, "Format")) {
            get_arg(arg, sizeof(arg), &p);
            if (!strcmp(arg, "status")) {
                stream->stream_type = STREAM_TYPE_STATUS;
                stream->fmt = NULL;
            } else {
                stream->stream_type = STREAM_TYPE_LIVE;
                if (!strcmp(arg, "jpeg"))
                    strcpy(arg, "mjpeg");
                stream->fmt = guess_stream_format(arg, NULL, NULL);
                if (!stream->fmt) {
                    fprintf(stderr, "%s:%d: Unknown Format: %s\n",
                            filename, line_num, arg);
                    errors++;
                }
            }
            if (stream->fmt) {
                audio_id = stream->fmt->audio_codec;
                video_id = stream->fmt->video_codec;
            }
        } else if (!strcasecmp(cmd, "InputFormat")) {
            get_arg(arg, sizeof(arg), &p);
            stream->ifmt = av_find_input_format(arg);
            if (!stream->ifmt) {
                fprintf(stderr, "%s:%d: Unknown input format: %s\n",
                        filename, line_num, arg);
            }
        } else if (!strcasecmp(cmd, "FaviconURL")) {
            if (stream && stream->stream_type == STREAM_TYPE_STATUS) {
                get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p);
            } else {
                fprintf(stderr, "%s:%d: FaviconURL only permitted for status streams\n",
                            filename, line_num);
                errors++;
            }
        } else if (!strcasecmp(cmd, "Author")) {
            if (stream)
                get_arg(stream->author, sizeof(stream->author), &p);
        } else if (!strcasecmp(cmd, "Comment")) {
            if (stream)
                get_arg(stream->comment, sizeof(stream->comment), &p);
        } else if (!strcasecmp(cmd, "Copyright")) {
            if (stream)
                get_arg(stream->copyright, sizeof(stream->copyright), &p);
        } else if (!strcasecmp(cmd, "Title")) {
            if (stream)
                get_arg(stream->title, sizeof(stream->title), &p);
        } else if (!strcasecmp(cmd, "Preroll")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream)
                stream->prebuffer = atof(arg) * 1000;
        } else if (!strcasecmp(cmd, "StartSendOnKey")) {
            if (stream)
                stream->send_on_key = 1;
        } else if (!strcasecmp(cmd, "AudioCodec")) {
            get_arg(arg, sizeof(arg), &p);
            audio_id = opt_audio_codec(arg);
            if (audio_id == CODEC_ID_NONE) {
                fprintf(stderr, "%s:%d: Unknown AudioCodec: %s\n",
                        filename, line_num, arg);
                errors++;
            }
        } else if (!strcasecmp(cmd, "VideoCodec")) {
            get_arg(arg, sizeof(arg), &p);
            video_id = opt_video_codec(arg);
            if (video_id == CODEC_ID_NONE) {
                fprintf(stderr, "%s:%d: Unknown VideoCodec: %s\n",
                        filename, line_num, arg);
                errors++;
            }
        } else if (!strcasecmp(cmd, "MaxTime")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream)
                stream->max_time = atof(arg) * 1000;
        } 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.sample_rate = atoi(arg);
        } else if (!strcasecmp(cmd, "AudioQuality")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
            }
        } else if (!strcasecmp(cmd, "VideoBitRateRange")) {
            if (stream) {
                int minrate, maxrate;
                get_arg(arg, sizeof(arg), &p);
                if (sscanf(arg, "%d-%d", &minrate, &maxrate) == 2) {
                    video_enc.rc_min_rate = minrate * 1000;
                    video_enc.rc_max_rate = maxrate * 1000;
                } else {
                    fprintf(stderr, "%s:%d: Incorrect format for VideoBitRateRange -- should be <min>-<max>: %s\n",
                            filename, line_num, arg);
                    errors++;
                }
            }
        } else if (!strcasecmp(cmd, "Debug")) {
            if (stream) {
                get_arg(arg, sizeof(arg), &p);
                video_enc.debug = strtol(arg,0,0);
            }
        } else if (!strcasecmp(cmd, "Strict")) {
            if (stream) {
                get_arg(arg, sizeof(arg), &p);
                video_enc.strict_std_compliance = atoi(arg);
            }
        } else if (!strcasecmp(cmd, "VideoBufferSize")) {
            if (stream) {
                get_arg(arg, sizeof(arg), &p);
                video_enc.rc_buffer_size = atoi(arg) * 8*1024;
            }
        } else if (!strcasecmp(cmd, "VideoBitRateTolerance")) {
            if (stream) {
                get_arg(arg, sizeof(arg), &p);
                video_enc.bit_rate_tolerance = atoi(arg) * 1000;
            }
        } else if (!strcasecmp(cmd, "VideoBitRate")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
                video_enc.bit_rate = atoi(arg) * 1000;
            }
        } else if (!strcasecmp(cmd, "VideoSize")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
                av_parse_video_frame_size(&video_enc.width, &video_enc.height, arg);
                if ((video_enc.width % 16) != 0 ||
                    (video_enc.height % 16) != 0) {
                    fprintf(stderr, "%s:%d: Image size must be a multiple of 16\n",
                            filename, line_num);
                    errors++;
                }
            }
        } else if (!strcasecmp(cmd, "VideoFrameRate")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
                video_enc.time_base.num= DEFAULT_FRAME_RATE_BASE;
                video_enc.time_base.den = (int)(strtod(arg, NULL) * video_enc.time_base.num);
            }
        } 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, "VideoHighQuality")) {
            if (stream)
                video_enc.mb_decision = FF_MB_DECISION_BITS;
        } else if (!strcasecmp(cmd, "Video4MotionVector")) {
            if (stream) {
                video_enc.mb_decision = FF_MB_DECISION_BITS;
                video_enc.flags |= CODEC_FLAG_4MV;
            }
        } else if (!strcasecmp(cmd, "VideoTag")) {
            get_arg(arg, sizeof(arg), &p);
            if ((strlen(arg) == 4) && stream)
                video_enc.codec_tag = ff_get_fourcc(arg);
        } else if (!strcasecmp(cmd, "BitExact")) {
            if (stream)
                video_enc.flags |= CODEC_FLAG_BITEXACT;
        } else if (!strcasecmp(cmd, "DctFastint")) {
            if (stream)
                video_enc.dct_algo  = FF_DCT_FASTINT;
        } else if (!strcasecmp(cmd, "IdctSimple")) {
            if (stream)
                video_enc.idct_algo = FF_IDCT_SIMPLE;
        } else if (!strcasecmp(cmd, "Qscale")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
                video_enc.flags |= CODEC_FLAG_QSCALE;
                video_enc.global_quality = FF_QP2LAMBDA * atoi(arg);
            }
        } else if (!strcasecmp(cmd, "VideoQDiff")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
                video_enc.max_qdiff = atoi(arg);
                if (video_enc.max_qdiff < 1 || video_enc.max_qdiff > 31) {
                    fprintf(stderr, "%s:%d: VideoQDiff out of range\n",
                            filename, line_num);
                    errors++;
                }
            }
        } else if (!strcasecmp(cmd, "VideoQMax")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
                video_enc.qmax = atoi(arg);
                if (video_enc.qmax < 1 || video_enc.qmax > 31) {
                    fprintf(stderr, "%s:%d: VideoQMax out of range\n",
                            filename, line_num);
                    errors++;
                }
            }
        } else if (!strcasecmp(cmd, "VideoQMin")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
                video_enc.qmin = atoi(arg);
                if (video_enc.qmin < 1 || video_enc.qmin > 31) {
                    fprintf(stderr, "%s:%d: VideoQMin out of range\n",
                            filename, line_num);
                    errors++;
                }
            }
        } else if (!strcasecmp(cmd, "LumaElim")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream)
                video_enc.luma_elim_threshold = atoi(arg);
        } else if (!strcasecmp(cmd, "ChromaElim")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream)
                video_enc.chroma_elim_threshold = atoi(arg);
        } else if (!strcasecmp(cmd, "LumiMask")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream)
                video_enc.lumi_masking = atof(arg);
        } else if (!strcasecmp(cmd, "DarkMask")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream)
                video_enc.dark_masking = atof(arg);
        } else if (!strcasecmp(cmd, "NoVideo")) {
            video_id = CODEC_ID_NONE;
        } else if (!strcasecmp(cmd, "NoAudio")) {
            audio_id = CODEC_ID_NONE;
        } else if (!strcasecmp(cmd, "ACL")) {
            IPAddressACL acl;
            get_arg(arg, sizeof(arg), &p);
            if (strcasecmp(arg, "allow") == 0)
                acl.action = IP_ALLOW;
            else if (strcasecmp(arg, "deny") == 0)
                acl.action = IP_DENY;
            else {
                fprintf(stderr, "%s:%d: ACL action '%s' is not ALLOW or DENY\n",
                        filename, line_num, arg);
                errors++;
            }
            get_arg(arg, sizeof(arg), &p);
            if (resolve_host(&acl.first, arg) != 0) {
                fprintf(stderr, "%s:%d: ACL refers to invalid host or ip address '%s'\n",
                        filename, line_num, arg);
                errors++;
            } else
                acl.last = acl.first;
            get_arg(arg, sizeof(arg), &p);
            if (arg[0]) {
                if (resolve_host(&acl.last, arg) != 0) {
                    fprintf(stderr, "%s:%d: ACL refers to invalid host or ip address '%s'\n",
                            filename, line_num, arg);
                    errors++;
                }
            }
            if (!errors) {
                IPAddressACL *nacl = av_mallocz(sizeof(*nacl));
                IPAddressACL **naclp = 0;
                acl.next = 0;
                *nacl = acl;
                if (stream)
                    naclp = &stream->acl;
                else if (feed)
                    naclp = &feed->acl;
                else {
                    fprintf(stderr, "%s:%d: ACL found not in <stream> or <feed>\n",
                            filename, line_num);
                    errors++;
                }
                if (naclp) {
                    while (*naclp)
                        naclp = &(*naclp)->next;
                    *naclp = nacl;
                }
            }
        } else if (!strcasecmp(cmd, "RTSPOption")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
                av_freep(&stream->rtsp_option);
                stream->rtsp_option = av_strdup(arg);
            }
        } else if (!strcasecmp(cmd, "MulticastAddress")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream) {
                if (resolve_host(&stream->multicast_ip, arg) != 0) {
                    fprintf(stderr, "%s:%d: Invalid host/IP address: %s\n",
                            filename, line_num, arg);
                    errors++;
                }
                stream->is_multicast = 1;
                stream->loop = 1;
            }
        } else if (!strcasecmp(cmd, "MulticastPort")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream)
                stream->multicast_port = atoi(arg);
        } else if (!strcasecmp(cmd, "MulticastTTL")) {
            get_arg(arg, sizeof(arg), &p);
            if (stream)
                stream->multicast_ttl = atoi(arg);
        } else if (!strcasecmp(cmd, "NoLoop")) {
            if (stream)
                stream->loop = 0;
        } else if (!strcasecmp(cmd, "</Stream>")) {
            if (!stream) {
                fprintf(stderr, "%s:%d: No corresponding <Stream> for </Stream>\n",
                        filename, line_num);
                errors++;
            }
            if (stream->feed && stream->fmt && strcmp(stream->fmt->name, "ffm") != 0) {
                if (audio_id != CODEC_ID_NONE) {
                    audio_enc.codec_type = CODEC_TYPE_AUDIO;
                    audio_enc.codec_id = audio_id;
                    add_codec(stream, &audio_enc);
                }
                if (video_id != CODEC_ID_NONE) {
                    video_enc.codec_type = CODEC_TYPE_VIDEO;
                    video_enc.codec_id = video_id;
                    add_codec(stream, &video_enc);
                }
            }
            stream = NULL;
        } else if (!strcasecmp(cmd, "<Redirect")) {
            char *q;
            if (stream || feed || redirect) {
                fprintf(stderr, "%s:%d: Already in a tag\n",
                        filename, line_num);
                errors++;
            } else {
                redirect = av_mallocz(sizeof(FFStream));
                *last_stream = redirect;
                last_stream = &redirect->next;
                get_arg(redirect->filename, sizeof(redirect->filename), &p);
                q = strrchr(redirect->filename, '>');
                if (*q)
                    *q = '\0';
                redirect->stream_type = STREAM_TYPE_REDIRECT;
            }
        } else if (!strcasecmp(cmd, "URL")) {
            if (redirect)
                get_arg(redirect->feed_filename, sizeof(redirect->feed_filename), &p);
        } else if (!strcasecmp(cmd, "</Redirect>")) {
            if (!redirect) {
                fprintf(stderr, "%s:%d: No corresponding <Redirect> for </Redirect>\n",
                        filename, line_num);
                errors++;
            }
            if (!redirect->feed_filename[0]) {
                fprintf(stderr, "%s:%d: No URL found for <Redirect>\n",
                        filename, line_num);
                errors++;
            }
            redirect = NULL;
        } else if (!strcasecmp(cmd, "LoadModule")) {
            get_arg(arg, sizeof(arg), &p);
#ifdef HAVE_DLOPEN
            load_module(arg);
#else
            fprintf(stderr, "%s:%d: Module support not compiled into this version: '%s'\n",
                    filename, line_num, arg);
            errors++;
#endif
        } else {
            fprintf(stderr, "%s:%d: Incorrect keyword: '%s'\n",
                    filename, line_num, cmd);
            errors++;
        }
    }
    fclose(f);
    if (errors)
        return -1;
    else
        return 0;
}
['static int parse_ffconfig(const char *filename)\n{\n    FILE *f;\n    char line[1024];\n    char cmd[64];\n    char arg[1024];\n    const char *p;\n    int val, errors, line_num;\n    FFStream **last_stream, *stream, *redirect;\n    FFStream **last_feed, *feed;\n    AVCodecContext audio_enc, video_enc;\n    int audio_id, video_id;\n    f = fopen(filename, "r");\n    if (!f) {\n        perror(filename);\n        return -1;\n    }\n    errors = 0;\n    line_num = 0;\n    first_stream = NULL;\n    last_stream = &first_stream;\n    first_feed = NULL;\n    last_feed = &first_feed;\n    stream = NULL;\n    feed = NULL;\n    redirect = NULL;\n    audio_id = CODEC_ID_NONE;\n    video_id = CODEC_ID_NONE;\n    for(;;) {\n        if (fgets(line, sizeof(line), f) == NULL)\n            break;\n        line_num++;\n        p = line;\n        while (isspace(*p))\n            p++;\n        if (*p == \'\\0\' || *p == \'#\')\n            continue;\n        get_arg(cmd, sizeof(cmd), &p);\n        if (!strcasecmp(cmd, "Port")) {\n            get_arg(arg, sizeof(arg), &p);\n            val = atoi(arg);\n            if (val < 1 || val > 65536) {\n                fprintf(stderr, "%s:%d: Invalid port: %s\\n",\n                        filename, line_num, arg);\n                errors++;\n            }\n            my_http_addr.sin_port = htons(val);\n        } else if (!strcasecmp(cmd, "BindAddress")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (resolve_host(&my_http_addr.sin_addr, arg) != 0) {\n                fprintf(stderr, "%s:%d: Invalid host/IP address: %s\\n",\n                        filename, line_num, arg);\n                errors++;\n            }\n        } else if (!strcasecmp(cmd, "NoDaemon")) {\n            ffserver_daemon = 0;\n        } else if (!strcasecmp(cmd, "RTSPPort")) {\n            get_arg(arg, sizeof(arg), &p);\n            val = atoi(arg);\n            if (val < 1 || val > 65536) {\n                fprintf(stderr, "%s:%d: Invalid port: %s\\n",\n                        filename, line_num, arg);\n                errors++;\n            }\n            my_rtsp_addr.sin_port = htons(atoi(arg));\n        } else if (!strcasecmp(cmd, "RTSPBindAddress")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (resolve_host(&my_rtsp_addr.sin_addr, arg) != 0) {\n                fprintf(stderr, "%s:%d: Invalid host/IP address: %s\\n",\n                        filename, line_num, arg);\n                errors++;\n            }\n        } else if (!strcasecmp(cmd, "MaxClients")) {\n            get_arg(arg, sizeof(arg), &p);\n            val = atoi(arg);\n            if (val < 1 || val > HTTP_MAX_CONNECTIONS) {\n                fprintf(stderr, "%s:%d: Invalid MaxClients: %s\\n",\n                        filename, line_num, arg);\n                errors++;\n            } else {\n                nb_max_connections = val;\n            }\n        } else if (!strcasecmp(cmd, "MaxBandwidth")) {\n            get_arg(arg, sizeof(arg), &p);\n            val = atoi(arg);\n            if (val < 10 || val > 100000) {\n                fprintf(stderr, "%s:%d: Invalid MaxBandwidth: %s\\n",\n                        filename, line_num, arg);\n                errors++;\n            } else\n                max_bandwidth = val;\n        } else if (!strcasecmp(cmd, "CustomLog")) {\n            get_arg(logfilename, sizeof(logfilename), &p);\n        } else if (!strcasecmp(cmd, "<Feed")) {\n            char *q;\n            if (stream || feed) {\n                fprintf(stderr, "%s:%d: Already in a tag\\n",\n                        filename, line_num);\n            } else {\n                feed = av_mallocz(sizeof(FFStream));\n                *last_stream = feed;\n                last_stream = &feed->next;\n                *last_feed = feed;\n                last_feed = &feed->next_feed;\n                get_arg(feed->filename, sizeof(feed->filename), &p);\n                q = strrchr(feed->filename, \'>\');\n                if (*q)\n                    *q = \'\\0\';\n                feed->fmt = guess_format("ffm", NULL, NULL);\n                snprintf(feed->feed_filename, sizeof(feed->feed_filename),\n                         "/tmp/%s.ffm", feed->filename);\n                feed->feed_max_size = 5 * 1024 * 1024;\n                feed->is_feed = 1;\n                feed->feed = feed;\n            }\n        } else if (!strcasecmp(cmd, "Launch")) {\n            if (feed) {\n                int i;\n                feed->child_argv = av_mallocz(64 * sizeof(char *));\n                for (i = 0; i < 62; i++) {\n                    get_arg(arg, sizeof(arg), &p);\n                    if (!arg[0])\n                        break;\n                    feed->child_argv[i] = av_strdup(arg);\n                }\n                feed->child_argv[i] = av_malloc(30 + strlen(feed->filename));\n                snprintf(feed->child_argv[i], 30+strlen(feed->filename),\n                    "http://%s:%d/%s",\n                        (my_http_addr.sin_addr.s_addr == INADDR_ANY) ? "127.0.0.1" :\n                    inet_ntoa(my_http_addr.sin_addr),\n                    ntohs(my_http_addr.sin_port), feed->filename);\n                if (ffserver_debug)\n                {\n                    int j;\n                    fprintf(stdout, "Launch commandline: ");\n                    for (j = 0; j <= i; j++)\n                        fprintf(stdout, "%s ", feed->child_argv[j]);\n                    fprintf(stdout, "\\n");\n                }\n            }\n        } else if (!strcasecmp(cmd, "ReadOnlyFile")) {\n            if (feed) {\n                get_arg(feed->feed_filename, sizeof(feed->feed_filename), &p);\n                feed->readonly = 1;\n            } else if (stream) {\n                get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p);\n            }\n        } else if (!strcasecmp(cmd, "File")) {\n            if (feed) {\n                get_arg(feed->feed_filename, sizeof(feed->feed_filename), &p);\n            } else if (stream)\n                get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p);\n        } else if (!strcasecmp(cmd, "FileMaxSize")) {\n            if (feed) {\n                char *p1;\n                double fsize;\n                get_arg(arg, sizeof(arg), &p);\n                p1 = arg;\n                fsize = strtod(p1, &p1);\n                switch(toupper(*p1)) {\n                case \'K\':\n                    fsize *= 1024;\n                    break;\n                case \'M\':\n                    fsize *= 1024 * 1024;\n                    break;\n                case \'G\':\n                    fsize *= 1024 * 1024 * 1024;\n                    break;\n                }\n                feed->feed_max_size = (int64_t)fsize;\n            }\n        } else if (!strcasecmp(cmd, "</Feed>")) {\n            if (!feed) {\n                fprintf(stderr, "%s:%d: No corresponding <Feed> for </Feed>\\n",\n                        filename, line_num);\n                errors++;\n            }\n            feed = NULL;\n        } else if (!strcasecmp(cmd, "<Stream")) {\n            char *q;\n            if (stream || feed) {\n                fprintf(stderr, "%s:%d: Already in a tag\\n",\n                        filename, line_num);\n            } else {\n                stream = av_mallocz(sizeof(FFStream));\n                *last_stream = stream;\n                last_stream = &stream->next;\n                get_arg(stream->filename, sizeof(stream->filename), &p);\n                q = strrchr(stream->filename, \'>\');\n                if (*q)\n                    *q = \'\\0\';\n                stream->fmt = guess_stream_format(NULL, stream->filename, NULL);\n                memset(&audio_enc, 0, sizeof(AVCodecContext));\n                memset(&video_enc, 0, sizeof(AVCodecContext));\n                audio_id = CODEC_ID_NONE;\n                video_id = CODEC_ID_NONE;\n                if (stream->fmt) {\n                    audio_id = stream->fmt->audio_codec;\n                    video_id = stream->fmt->video_codec;\n                }\n            }\n        } else if (!strcasecmp(cmd, "Feed")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n                FFStream *sfeed;\n                sfeed = first_feed;\n                while (sfeed != NULL) {\n                    if (!strcmp(sfeed->filename, arg))\n                        break;\n                    sfeed = sfeed->next_feed;\n                }\n                if (!sfeed)\n                    fprintf(stderr, "%s:%d: feed \'%s\' not defined\\n",\n                            filename, line_num, arg);\n                else\n                    stream->feed = sfeed;\n            }\n        } else if (!strcasecmp(cmd, "Format")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (!strcmp(arg, "status")) {\n                stream->stream_type = STREAM_TYPE_STATUS;\n                stream->fmt = NULL;\n            } else {\n                stream->stream_type = STREAM_TYPE_LIVE;\n                if (!strcmp(arg, "jpeg"))\n                    strcpy(arg, "mjpeg");\n                stream->fmt = guess_stream_format(arg, NULL, NULL);\n                if (!stream->fmt) {\n                    fprintf(stderr, "%s:%d: Unknown Format: %s\\n",\n                            filename, line_num, arg);\n                    errors++;\n                }\n            }\n            if (stream->fmt) {\n                audio_id = stream->fmt->audio_codec;\n                video_id = stream->fmt->video_codec;\n            }\n        } else if (!strcasecmp(cmd, "InputFormat")) {\n            get_arg(arg, sizeof(arg), &p);\n            stream->ifmt = av_find_input_format(arg);\n            if (!stream->ifmt) {\n                fprintf(stderr, "%s:%d: Unknown input format: %s\\n",\n                        filename, line_num, arg);\n            }\n        } else if (!strcasecmp(cmd, "FaviconURL")) {\n            if (stream && stream->stream_type == STREAM_TYPE_STATUS) {\n                get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p);\n            } else {\n                fprintf(stderr, "%s:%d: FaviconURL only permitted for status streams\\n",\n                            filename, line_num);\n                errors++;\n            }\n        } else if (!strcasecmp(cmd, "Author")) {\n            if (stream)\n                get_arg(stream->author, sizeof(stream->author), &p);\n        } else if (!strcasecmp(cmd, "Comment")) {\n            if (stream)\n                get_arg(stream->comment, sizeof(stream->comment), &p);\n        } else if (!strcasecmp(cmd, "Copyright")) {\n            if (stream)\n                get_arg(stream->copyright, sizeof(stream->copyright), &p);\n        } else if (!strcasecmp(cmd, "Title")) {\n            if (stream)\n                get_arg(stream->title, sizeof(stream->title), &p);\n        } else if (!strcasecmp(cmd, "Preroll")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                stream->prebuffer = atof(arg) * 1000;\n        } else if (!strcasecmp(cmd, "StartSendOnKey")) {\n            if (stream)\n                stream->send_on_key = 1;\n        } else if (!strcasecmp(cmd, "AudioCodec")) {\n            get_arg(arg, sizeof(arg), &p);\n            audio_id = opt_audio_codec(arg);\n            if (audio_id == CODEC_ID_NONE) {\n                fprintf(stderr, "%s:%d: Unknown AudioCodec: %s\\n",\n                        filename, line_num, arg);\n                errors++;\n            }\n        } else if (!strcasecmp(cmd, "VideoCodec")) {\n            get_arg(arg, sizeof(arg), &p);\n            video_id = opt_video_codec(arg);\n            if (video_id == CODEC_ID_NONE) {\n                fprintf(stderr, "%s:%d: Unknown VideoCodec: %s\\n",\n                        filename, line_num, arg);\n                errors++;\n            }\n        } else if (!strcasecmp(cmd, "MaxTime")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                stream->max_time = atof(arg) * 1000;\n        } else if (!strcasecmp(cmd, "AudioBitRate")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                audio_enc.bit_rate = atoi(arg) * 1000;\n        } else if (!strcasecmp(cmd, "AudioChannels")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                audio_enc.channels = atoi(arg);\n        } else if (!strcasecmp(cmd, "AudioSampleRate")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                audio_enc.sample_rate = atoi(arg);\n        } else if (!strcasecmp(cmd, "AudioQuality")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n            }\n        } else if (!strcasecmp(cmd, "VideoBitRateRange")) {\n            if (stream) {\n                int minrate, maxrate;\n                get_arg(arg, sizeof(arg), &p);\n                if (sscanf(arg, "%d-%d", &minrate, &maxrate) == 2) {\n                    video_enc.rc_min_rate = minrate * 1000;\n                    video_enc.rc_max_rate = maxrate * 1000;\n                } else {\n                    fprintf(stderr, "%s:%d: Incorrect format for VideoBitRateRange -- should be <min>-<max>: %s\\n",\n                            filename, line_num, arg);\n                    errors++;\n                }\n            }\n        } else if (!strcasecmp(cmd, "Debug")) {\n            if (stream) {\n                get_arg(arg, sizeof(arg), &p);\n                video_enc.debug = strtol(arg,0,0);\n            }\n        } else if (!strcasecmp(cmd, "Strict")) {\n            if (stream) {\n                get_arg(arg, sizeof(arg), &p);\n                video_enc.strict_std_compliance = atoi(arg);\n            }\n        } else if (!strcasecmp(cmd, "VideoBufferSize")) {\n            if (stream) {\n                get_arg(arg, sizeof(arg), &p);\n                video_enc.rc_buffer_size = atoi(arg) * 8*1024;\n            }\n        } else if (!strcasecmp(cmd, "VideoBitRateTolerance")) {\n            if (stream) {\n                get_arg(arg, sizeof(arg), &p);\n                video_enc.bit_rate_tolerance = atoi(arg) * 1000;\n            }\n        } else if (!strcasecmp(cmd, "VideoBitRate")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n                video_enc.bit_rate = atoi(arg) * 1000;\n            }\n        } else if (!strcasecmp(cmd, "VideoSize")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n                av_parse_video_frame_size(&video_enc.width, &video_enc.height, arg);\n                if ((video_enc.width % 16) != 0 ||\n                    (video_enc.height % 16) != 0) {\n                    fprintf(stderr, "%s:%d: Image size must be a multiple of 16\\n",\n                            filename, line_num);\n                    errors++;\n                }\n            }\n        } else if (!strcasecmp(cmd, "VideoFrameRate")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n                video_enc.time_base.num= DEFAULT_FRAME_RATE_BASE;\n                video_enc.time_base.den = (int)(strtod(arg, NULL) * video_enc.time_base.num);\n            }\n        } else if (!strcasecmp(cmd, "VideoGopSize")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                video_enc.gop_size = atoi(arg);\n        } else if (!strcasecmp(cmd, "VideoIntraOnly")) {\n            if (stream)\n                video_enc.gop_size = 1;\n        } else if (!strcasecmp(cmd, "VideoHighQuality")) {\n            if (stream)\n                video_enc.mb_decision = FF_MB_DECISION_BITS;\n        } else if (!strcasecmp(cmd, "Video4MotionVector")) {\n            if (stream) {\n                video_enc.mb_decision = FF_MB_DECISION_BITS;\n                video_enc.flags |= CODEC_FLAG_4MV;\n            }\n        } else if (!strcasecmp(cmd, "VideoTag")) {\n            get_arg(arg, sizeof(arg), &p);\n            if ((strlen(arg) == 4) && stream)\n                video_enc.codec_tag = ff_get_fourcc(arg);\n        } else if (!strcasecmp(cmd, "BitExact")) {\n            if (stream)\n                video_enc.flags |= CODEC_FLAG_BITEXACT;\n        } else if (!strcasecmp(cmd, "DctFastint")) {\n            if (stream)\n                video_enc.dct_algo  = FF_DCT_FASTINT;\n        } else if (!strcasecmp(cmd, "IdctSimple")) {\n            if (stream)\n                video_enc.idct_algo = FF_IDCT_SIMPLE;\n        } else if (!strcasecmp(cmd, "Qscale")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n                video_enc.flags |= CODEC_FLAG_QSCALE;\n                video_enc.global_quality = FF_QP2LAMBDA * atoi(arg);\n            }\n        } else if (!strcasecmp(cmd, "VideoQDiff")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n                video_enc.max_qdiff = atoi(arg);\n                if (video_enc.max_qdiff < 1 || video_enc.max_qdiff > 31) {\n                    fprintf(stderr, "%s:%d: VideoQDiff out of range\\n",\n                            filename, line_num);\n                    errors++;\n                }\n            }\n        } else if (!strcasecmp(cmd, "VideoQMax")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n                video_enc.qmax = atoi(arg);\n                if (video_enc.qmax < 1 || video_enc.qmax > 31) {\n                    fprintf(stderr, "%s:%d: VideoQMax out of range\\n",\n                            filename, line_num);\n                    errors++;\n                }\n            }\n        } else if (!strcasecmp(cmd, "VideoQMin")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n                video_enc.qmin = atoi(arg);\n                if (video_enc.qmin < 1 || video_enc.qmin > 31) {\n                    fprintf(stderr, "%s:%d: VideoQMin out of range\\n",\n                            filename, line_num);\n                    errors++;\n                }\n            }\n        } else if (!strcasecmp(cmd, "LumaElim")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                video_enc.luma_elim_threshold = atoi(arg);\n        } else if (!strcasecmp(cmd, "ChromaElim")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                video_enc.chroma_elim_threshold = atoi(arg);\n        } else if (!strcasecmp(cmd, "LumiMask")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                video_enc.lumi_masking = atof(arg);\n        } else if (!strcasecmp(cmd, "DarkMask")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                video_enc.dark_masking = atof(arg);\n        } else if (!strcasecmp(cmd, "NoVideo")) {\n            video_id = CODEC_ID_NONE;\n        } else if (!strcasecmp(cmd, "NoAudio")) {\n            audio_id = CODEC_ID_NONE;\n        } else if (!strcasecmp(cmd, "ACL")) {\n            IPAddressACL acl;\n            get_arg(arg, sizeof(arg), &p);\n            if (strcasecmp(arg, "allow") == 0)\n                acl.action = IP_ALLOW;\n            else if (strcasecmp(arg, "deny") == 0)\n                acl.action = IP_DENY;\n            else {\n                fprintf(stderr, "%s:%d: ACL action \'%s\' is not ALLOW or DENY\\n",\n                        filename, line_num, arg);\n                errors++;\n            }\n            get_arg(arg, sizeof(arg), &p);\n            if (resolve_host(&acl.first, arg) != 0) {\n                fprintf(stderr, "%s:%d: ACL refers to invalid host or ip address \'%s\'\\n",\n                        filename, line_num, arg);\n                errors++;\n            } else\n                acl.last = acl.first;\n            get_arg(arg, sizeof(arg), &p);\n            if (arg[0]) {\n                if (resolve_host(&acl.last, arg) != 0) {\n                    fprintf(stderr, "%s:%d: ACL refers to invalid host or ip address \'%s\'\\n",\n                            filename, line_num, arg);\n                    errors++;\n                }\n            }\n            if (!errors) {\n                IPAddressACL *nacl = av_mallocz(sizeof(*nacl));\n                IPAddressACL **naclp = 0;\n                acl.next = 0;\n                *nacl = acl;\n                if (stream)\n                    naclp = &stream->acl;\n                else if (feed)\n                    naclp = &feed->acl;\n                else {\n                    fprintf(stderr, "%s:%d: ACL found not in <stream> or <feed>\\n",\n                            filename, line_num);\n                    errors++;\n                }\n                if (naclp) {\n                    while (*naclp)\n                        naclp = &(*naclp)->next;\n                    *naclp = nacl;\n                }\n            }\n        } else if (!strcasecmp(cmd, "RTSPOption")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n                av_freep(&stream->rtsp_option);\n                stream->rtsp_option = av_strdup(arg);\n            }\n        } else if (!strcasecmp(cmd, "MulticastAddress")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream) {\n                if (resolve_host(&stream->multicast_ip, arg) != 0) {\n                    fprintf(stderr, "%s:%d: Invalid host/IP address: %s\\n",\n                            filename, line_num, arg);\n                    errors++;\n                }\n                stream->is_multicast = 1;\n                stream->loop = 1;\n            }\n        } else if (!strcasecmp(cmd, "MulticastPort")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                stream->multicast_port = atoi(arg);\n        } else if (!strcasecmp(cmd, "MulticastTTL")) {\n            get_arg(arg, sizeof(arg), &p);\n            if (stream)\n                stream->multicast_ttl = atoi(arg);\n        } else if (!strcasecmp(cmd, "NoLoop")) {\n            if (stream)\n                stream->loop = 0;\n        } else if (!strcasecmp(cmd, "</Stream>")) {\n            if (!stream) {\n                fprintf(stderr, "%s:%d: No corresponding <Stream> for </Stream>\\n",\n                        filename, line_num);\n                errors++;\n            }\n            if (stream->feed && stream->fmt && strcmp(stream->fmt->name, "ffm") != 0) {\n                if (audio_id != CODEC_ID_NONE) {\n                    audio_enc.codec_type = CODEC_TYPE_AUDIO;\n                    audio_enc.codec_id = audio_id;\n                    add_codec(stream, &audio_enc);\n                }\n                if (video_id != CODEC_ID_NONE) {\n                    video_enc.codec_type = CODEC_TYPE_VIDEO;\n                    video_enc.codec_id = video_id;\n                    add_codec(stream, &video_enc);\n                }\n            }\n            stream = NULL;\n        } else if (!strcasecmp(cmd, "<Redirect")) {\n            char *q;\n            if (stream || feed || redirect) {\n                fprintf(stderr, "%s:%d: Already in a tag\\n",\n                        filename, line_num);\n                errors++;\n            } else {\n                redirect = av_mallocz(sizeof(FFStream));\n                *last_stream = redirect;\n                last_stream = &redirect->next;\n                get_arg(redirect->filename, sizeof(redirect->filename), &p);\n                q = strrchr(redirect->filename, \'>\');\n                if (*q)\n                    *q = \'\\0\';\n                redirect->stream_type = STREAM_TYPE_REDIRECT;\n            }\n        } else if (!strcasecmp(cmd, "URL")) {\n            if (redirect)\n                get_arg(redirect->feed_filename, sizeof(redirect->feed_filename), &p);\n        } else if (!strcasecmp(cmd, "</Redirect>")) {\n            if (!redirect) {\n                fprintf(stderr, "%s:%d: No corresponding <Redirect> for </Redirect>\\n",\n                        filename, line_num);\n                errors++;\n            }\n            if (!redirect->feed_filename[0]) {\n                fprintf(stderr, "%s:%d: No URL found for <Redirect>\\n",\n                        filename, line_num);\n                errors++;\n            }\n            redirect = NULL;\n        } else if (!strcasecmp(cmd, "LoadModule")) {\n            get_arg(arg, sizeof(arg), &p);\n#ifdef HAVE_DLOPEN\n            load_module(arg);\n#else\n            fprintf(stderr, "%s:%d: Module support not compiled into this version: \'%s\'\\n",\n                    filename, line_num, arg);\n            errors++;\n#endif\n        } else {\n            fprintf(stderr, "%s:%d: Incorrect keyword: \'%s\'\\n",\n                    filename, line_num, cmd);\n            errors++;\n        }\n    }\n    fclose(f);\n    if (errors)\n        return -1;\n    else\n        return 0;\n}']