2 * Copyright (c) 2000, 2001, 2002 Fabrice Bellard
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 #include "libavutil/opt.h"
22 #include "libavutil/parseutils.h"
23 #include "libavutil/avstring.h"
24 #include "libavutil/pixdesc.h"
25 #include "libavutil/avassert.h"
27 // FIXME those are internal headers, ffserver _really_ shouldn't use them
28 #include "libavformat/ffm.h"
31 #include "ffserver_config.h"
33 /* FIXME: make ffserver work with IPv6 */
34 /* resolve host with also IP address parsing */
35 static int resolve_host(struct in_addr *sin_addr, const char *hostname)
38 if (!ff_inet_aton(hostname, sin_addr)) {
40 struct addrinfo *ai, *cur;
41 struct addrinfo hints = { 0 };
42 hints.ai_family = AF_INET;
43 if (getaddrinfo(hostname, NULL, &hints, &ai))
45 /* getaddrinfo returns a linked list of addrinfo structs.
46 * Even if we set ai_family = AF_INET above, make sure
47 * that the returned one actually is of the correct type. */
48 for (cur = ai; cur; cur = cur->ai_next) {
49 if (cur->ai_family == AF_INET) {
50 *sin_addr = ((struct sockaddr_in *)cur->ai_addr)->sin_addr;
59 hp = gethostbyname(hostname);
62 memcpy(sin_addr, hp->h_addr_list[0], sizeof(struct in_addr));
68 void ffserver_get_arg(char *buf, int buf_size, const char **pp)
75 while (av_isspace(*p)) p++;
78 if (*p == '\"' || *p == '\'')
90 if ((q - buf) < buf_size - 1)
95 if (quote && *p == quote)
100 void ffserver_parse_acl_row(FFServerStream *stream, FFServerStream* feed,
101 FFServerIPAddressACL *ext_acl,
102 const char *p, const char *filename, int line_num)
105 FFServerIPAddressACL acl;
108 ffserver_get_arg(arg, sizeof(arg), &p);
109 if (av_strcasecmp(arg, "allow") == 0)
110 acl.action = IP_ALLOW;
111 else if (av_strcasecmp(arg, "deny") == 0)
112 acl.action = IP_DENY;
114 fprintf(stderr, "%s:%d: ACL action '%s' is not ALLOW or DENY\n",
115 filename, line_num, arg);
119 ffserver_get_arg(arg, sizeof(arg), &p);
121 if (resolve_host(&acl.first, arg) != 0) {
122 fprintf(stderr, "%s:%d: ACL refers to invalid host or IP address '%s'\n",
123 filename, line_num, arg);
126 acl.last = acl.first;
128 ffserver_get_arg(arg, sizeof(arg), &p);
131 if (resolve_host(&acl.last, arg) != 0) {
132 fprintf(stderr, "%s:%d: ACL refers to invalid host or IP address '%s'\n",
133 filename, line_num, arg);
139 FFServerIPAddressACL *nacl = av_mallocz(sizeof(*nacl));
140 FFServerIPAddressACL **naclp = 0;
146 naclp = &stream->acl;
152 fprintf(stderr, "%s:%d: ACL found not in <stream> or <feed>\n",
159 naclp = &(*naclp)->next;
167 /* add a codec and set the default parameters */
168 static void add_codec(FFServerStream *stream, AVCodecContext *av)
172 if(stream->nb_streams >= FF_ARRAY_ELEMS(stream->streams))
175 /* compute default parameters */
176 switch(av->codec_type) {
177 case AVMEDIA_TYPE_AUDIO:
178 if (av->bit_rate == 0)
179 av->bit_rate = 64000;
180 if (av->sample_rate == 0)
181 av->sample_rate = 22050;
182 if (av->channels == 0)
185 case AVMEDIA_TYPE_VIDEO:
186 if (av->bit_rate == 0)
187 av->bit_rate = 64000;
188 if (av->time_base.num == 0){
189 av->time_base.den = 5;
190 av->time_base.num = 1;
192 if (av->width == 0 || av->height == 0) {
196 /* Bitrate tolerance is less for streaming */
197 if (av->bit_rate_tolerance == 0)
198 av->bit_rate_tolerance = FFMAX(av->bit_rate / 4,
199 (int64_t)av->bit_rate*av->time_base.num/av->time_base.den);
204 if (av->max_qdiff == 0)
209 if (!av->nsse_weight)
212 av->frame_skip_cmp = FF_CMP_DCTMAX;
214 av->me_method = ME_EPZS;
215 av->rc_buffer_aggressivity = 1.0;
218 av->rc_eq = av_strdup("tex^qComp");
219 if (!av->i_quant_factor)
220 av->i_quant_factor = -0.8;
221 if (!av->b_quant_factor)
222 av->b_quant_factor = 1.25;
223 if (!av->b_quant_offset)
224 av->b_quant_offset = 1.25;
225 if (!av->rc_max_rate)
226 av->rc_max_rate = av->bit_rate * 2;
228 if (av->rc_max_rate && !av->rc_buffer_size) {
229 av->rc_buffer_size = av->rc_max_rate;
238 st = av_mallocz(sizeof(AVStream));
241 st->codec = avcodec_alloc_context3(NULL);
242 stream->streams[stream->nb_streams++] = st;
243 memcpy(st->codec, av, sizeof(AVCodecContext));
246 static enum AVCodecID opt_codec(const char *name, enum AVMediaType type)
248 AVCodec *codec = avcodec_find_encoder_by_name(name);
250 if (!codec || codec->type != type)
251 return AV_CODEC_ID_NONE;
255 static int ffserver_opt_default(const char *opt, const char *arg,
256 AVCodecContext *avctx, int type)
259 const AVOption *o = av_opt_find(avctx, opt, NULL, type, 0);
261 ret = av_opt_set(avctx, opt, arg, 0);
265 static int ffserver_opt_preset(const char *arg,
266 AVCodecContext *avctx, int type,
267 enum AVCodecID *audio_id, enum AVCodecID *video_id)
270 char filename[1000], tmp[1000], tmp2[1000], line[1000];
272 AVCodec *codec = avcodec_find_encoder(avctx->codec_id);
274 if (!(f = get_preset_file(filename, sizeof(filename), arg, 0,
275 codec ? codec->name : NULL))) {
276 fprintf(stderr, "File for preset '%s' not found\n", arg);
281 int e= fscanf(f, "%999[^\n]\n", line) - 1;
282 if(line[0] == '#' && !e)
284 e|= sscanf(line, "%999[^=]=%999[^\n]\n", tmp, tmp2) - 2;
286 fprintf(stderr, "%s: Invalid syntax: '%s'\n", filename, line);
290 if(!strcmp(tmp, "acodec")){
291 *audio_id = opt_codec(tmp2, AVMEDIA_TYPE_AUDIO);
292 }else if(!strcmp(tmp, "vcodec")){
293 *video_id = opt_codec(tmp2, AVMEDIA_TYPE_VIDEO);
294 }else if(!strcmp(tmp, "scodec")){
295 /* opt_subtitle_codec(tmp2); */
296 }else if(ffserver_opt_default(tmp, tmp2, avctx, type) < 0){
297 fprintf(stderr, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n", filename, line, tmp, tmp2);
308 static AVOutputFormat *ffserver_guess_format(const char *short_name, const char *filename, const char *mime_type)
310 AVOutputFormat *fmt = av_guess_format(short_name, filename, mime_type);
313 AVOutputFormat *stream_fmt;
314 char stream_format_name[64];
316 snprintf(stream_format_name, sizeof(stream_format_name), "%s_stream", fmt->name);
317 stream_fmt = av_guess_format(stream_format_name, NULL, NULL);
326 static void report_config_error(const char *filename, int line_num, int log_level, int *errors, const char *fmt, ...)
330 av_log(NULL, log_level, "%s:%d: ", filename, line_num);
331 av_vlog(NULL, log_level, fmt, vl);
337 #define ERROR(...) report_config_error(config->filename, line_num, AV_LOG_ERROR, &config->errors, __VA_ARGS__)
338 #define WARNING(...) report_config_error(config->filename, line_num, AV_LOG_WARNING, &config->warnings, __VA_ARGS__)
340 static int ffserver_parse_config_global(FFServerConfig *config, const char *cmd,
341 const char **p, int line_num)
345 if (!av_strcasecmp(cmd, "Port") || !av_strcasecmp(cmd, "HTTPPort")) {
346 if (!av_strcasecmp(cmd, "Port"))
347 WARNING("Port option is deprecated, use HTTPPort instead\n");
348 ffserver_get_arg(arg, sizeof(arg), p);
350 if (val < 1 || val > 65536)
351 ERROR("Invalid port: %s\n", arg);
353 WARNING("Trying to use IETF assigned system port: %d\n", val);
354 config->http_addr.sin_port = htons(val);
355 } else if (!av_strcasecmp(cmd, "HTTPBindAddress") || !av_strcasecmp(cmd, "BindAddress")) {
356 if (!av_strcasecmp(cmd, "BindAddress"))
357 WARNING("BindAddress option is deprecated, use HTTPBindAddress instead\n");
358 ffserver_get_arg(arg, sizeof(arg), p);
359 if (resolve_host(&config->http_addr.sin_addr, arg) != 0)
360 ERROR("%s:%d: Invalid host/IP address: %s\n", arg);
361 } else if (!av_strcasecmp(cmd, "NoDaemon")) {
362 WARNING("NoDaemon option has no effect, you should remove it\n");
363 } else if (!av_strcasecmp(cmd, "RTSPPort")) {
364 ffserver_get_arg(arg, sizeof(arg), p);
366 if (val < 1 || val > 65536)
367 ERROR("%s:%d: Invalid port: %s\n", arg);
368 config->rtsp_addr.sin_port = htons(atoi(arg));
369 } else if (!av_strcasecmp(cmd, "RTSPBindAddress")) {
370 ffserver_get_arg(arg, sizeof(arg), p);
371 if (resolve_host(&config->rtsp_addr.sin_addr, arg) != 0)
372 ERROR("Invalid host/IP address: %s\n", arg);
373 } else if (!av_strcasecmp(cmd, "MaxHTTPConnections")) {
374 ffserver_get_arg(arg, sizeof(arg), p);
376 if (val < 1 || val > 65536)
377 ERROR("Invalid MaxHTTPConnections: %s\n", arg);
378 config->nb_max_http_connections = val;
379 } else if (!av_strcasecmp(cmd, "MaxClients")) {
380 ffserver_get_arg(arg, sizeof(arg), p);
382 if (val < 1 || val > config->nb_max_http_connections)
383 ERROR("Invalid MaxClients: %s\n", arg);
385 config->nb_max_connections = val;
386 } else if (!av_strcasecmp(cmd, "MaxBandwidth")) {
388 ffserver_get_arg(arg, sizeof(arg), p);
389 llval = strtoll(arg, NULL, 10);
390 if (llval < 10 || llval > 10000000)
391 ERROR("Invalid MaxBandwidth: %s\n", arg);
393 config->max_bandwidth = llval;
394 } else if (!av_strcasecmp(cmd, "CustomLog")) {
396 ffserver_get_arg(config->logfilename, sizeof(config->logfilename), p);
397 } else if (!av_strcasecmp(cmd, "LoadModule")) {
398 ERROR("Loadable modules no longer supported\n");
400 ERROR("Incorrect keyword: '%s'\n", cmd);
404 static int ffserver_parse_config_feed(FFServerConfig *config, const char *cmd, const char **p,
405 int line_num, FFServerStream **pfeed)
407 FFServerStream *feed;
411 if (!av_strcasecmp(cmd, "<Feed")) {
414 feed = av_mallocz(sizeof(FFServerStream));
416 return AVERROR(ENOMEM);
417 ffserver_get_arg(feed->filename, sizeof(feed->filename), p);
418 q = strrchr(feed->filename, '>');
422 for (s = config->first_feed; s; s = s->next) {
423 if (!strcmp(feed->filename, s->filename))
424 ERROR("Feed '%s' already registered\n", s->filename);
427 feed->fmt = av_guess_format("ffm", NULL, NULL);
428 /* default feed file */
429 snprintf(feed->feed_filename, sizeof(feed->feed_filename),
430 "/tmp/%s.ffm", feed->filename);
431 feed->feed_max_size = 5 * 1024 * 1024;
433 feed->feed = feed; /* self feeding :-) */
438 if (!av_strcasecmp(cmd, "Launch")) {
441 feed->child_argv = av_mallocz(64 * sizeof(char *));
442 if (!feed->child_argv)
443 return AVERROR(ENOMEM);
444 for (i = 0; i < 62; i++) {
445 ffserver_get_arg(arg, sizeof(arg), p);
449 feed->child_argv[i] = av_strdup(arg);
450 if (!feed->child_argv[i])
451 return AVERROR(ENOMEM);
454 feed->child_argv[i] =
455 av_asprintf("http://%s:%d/%s",
456 (config->http_addr.sin_addr.s_addr == INADDR_ANY) ? "127.0.0.1" :
457 inet_ntoa(config->http_addr.sin_addr), ntohs(config->http_addr.sin_port),
459 if (!feed->child_argv[i])
460 return AVERROR(ENOMEM);
461 } else if (!av_strcasecmp(cmd, "ACL")) {
462 ffserver_parse_acl_row(NULL, feed, NULL, *p, config->filename, line_num);
463 } else if (!av_strcasecmp(cmd, "File") || !av_strcasecmp(cmd, "ReadOnlyFile")) {
464 ffserver_get_arg(feed->feed_filename, sizeof(feed->feed_filename), p);
465 feed->readonly = !av_strcasecmp(cmd, "ReadOnlyFile");
466 } else if (!av_strcasecmp(cmd, "Truncate")) {
467 ffserver_get_arg(arg, sizeof(arg), p);
468 /* assume Truncate is true in case no argument is specified */
472 WARNING("Truncate N syntax in configuration file is deprecated, "
473 "use Truncate alone with no arguments\n");
474 feed->truncate = strtod(arg, NULL);
476 } else if (!av_strcasecmp(cmd, "FileMaxSize")) {
480 ffserver_get_arg(arg, sizeof(arg), p);
482 fsize = strtod(p1, &p1);
483 switch(av_toupper(*p1)) {
488 fsize *= 1024 * 1024;
491 fsize *= 1024 * 1024 * 1024;
494 feed->feed_max_size = (int64_t)fsize;
495 if (feed->feed_max_size < FFM_PACKET_SIZE*4)
496 ERROR("Feed max file size is too small, must be at least %d\n", FFM_PACKET_SIZE*4);
497 } else if (!av_strcasecmp(cmd, "</Feed>")) {
500 ERROR("Invalid entry '%s' inside <Feed></Feed>\n", cmd);
505 static int ffserver_parse_config_stream(FFServerConfig *config, const char *cmd, const char **p,
506 int line_num, FFServerStream **pstream)
508 char arg[1024], arg2[1024];
509 FFServerStream *stream;
514 if (!av_strcasecmp(cmd, "<Stream")) {
517 stream = av_mallocz(sizeof(FFServerStream));
519 return AVERROR(ENOMEM);
520 ffserver_get_arg(stream->filename, sizeof(stream->filename), p);
521 q = strrchr(stream->filename, '>');
525 for (s = config->first_stream; s; s = s->next) {
526 if (!strcmp(stream->filename, s->filename))
527 ERROR("Stream '%s' already registered\n", s->filename);
530 stream->fmt = ffserver_guess_format(NULL, stream->filename, NULL);
531 avcodec_get_context_defaults3(&config->video_enc, NULL);
532 avcodec_get_context_defaults3(&config->audio_enc, NULL);
534 config->audio_id = AV_CODEC_ID_NONE;
535 config->video_id = AV_CODEC_ID_NONE;
537 config->audio_id = stream->fmt->audio_codec;
538 config->video_id = stream->fmt->video_codec;
544 if (!av_strcasecmp(cmd, "Feed")) {
545 FFServerStream *sfeed;
546 ffserver_get_arg(arg, sizeof(arg), p);
547 sfeed = config->first_feed;
549 if (!strcmp(sfeed->filename, arg))
551 sfeed = sfeed->next_feed;
554 ERROR("Feed with name '%s' for stream '%s' is not defined\n", arg, stream->filename);
556 stream->feed = sfeed;
557 } else if (!av_strcasecmp(cmd, "Format")) {
558 ffserver_get_arg(arg, sizeof(arg), p);
559 if (!strcmp(arg, "status")) {
560 stream->stream_type = STREAM_TYPE_STATUS;
563 stream->stream_type = STREAM_TYPE_LIVE;
564 /* JPEG cannot be used here, so use single frame MJPEG */
565 if (!strcmp(arg, "jpeg"))
566 strcpy(arg, "mjpeg");
567 stream->fmt = ffserver_guess_format(arg, NULL, NULL);
569 ERROR("Unknown Format: %s\n", arg);
572 config->audio_id = stream->fmt->audio_codec;
573 config->video_id = stream->fmt->video_codec;
575 } else if (!av_strcasecmp(cmd, "InputFormat")) {
576 ffserver_get_arg(arg, sizeof(arg), p);
577 stream->ifmt = av_find_input_format(arg);
579 ERROR("Unknown input format: %s\n", arg);
580 } else if (!av_strcasecmp(cmd, "FaviconURL")) {
581 if (stream->stream_type == STREAM_TYPE_STATUS)
582 ffserver_get_arg(stream->feed_filename, sizeof(stream->feed_filename), p);
584 ERROR("FaviconURL only permitted for status streams\n");
585 } else if (!av_strcasecmp(cmd, "Author") ||
586 !av_strcasecmp(cmd, "Comment") ||
587 !av_strcasecmp(cmd, "Copyright") ||
588 !av_strcasecmp(cmd, "Title")) {
591 ffserver_get_arg(arg, sizeof(arg), p);
592 for (i = 0; i < strlen(cmd); i++)
593 key[i] = av_tolower(cmd[i]);
595 WARNING("'%s' option in configuration file is deprecated, "
596 "use 'Metadata %s VALUE' instead\n", cmd, key);
597 if ((ret = av_dict_set(&stream->metadata, key, arg, 0)) < 0)
598 ERROR("Could not set metadata '%s' to value '%s': %s\n", key, arg, av_err2str(ret));
599 } else if (!av_strcasecmp(cmd, "Metadata")) {
601 ffserver_get_arg(arg, sizeof(arg), p);
602 ffserver_get_arg(arg2, sizeof(arg2), p);
603 if ((ret = av_dict_set(&stream->metadata, arg, arg2, 0)) < 0) {
604 ERROR("Could not set metadata '%s' to value '%s': %s\n",
605 arg, arg2, av_err2str(ret));
607 } else if (!av_strcasecmp(cmd, "Preroll")) {
608 ffserver_get_arg(arg, sizeof(arg), p);
609 stream->prebuffer = atof(arg) * 1000;
610 } else if (!av_strcasecmp(cmd, "StartSendOnKey")) {
611 stream->send_on_key = 1;
612 } else if (!av_strcasecmp(cmd, "AudioCodec")) {
613 ffserver_get_arg(arg, sizeof(arg), p);
614 config->audio_id = opt_codec(arg, AVMEDIA_TYPE_AUDIO);
615 if (config->audio_id == AV_CODEC_ID_NONE)
616 ERROR("Unknown AudioCodec: %s\n", arg);
617 } else if (!av_strcasecmp(cmd, "VideoCodec")) {
618 ffserver_get_arg(arg, sizeof(arg), p);
619 config->video_id = opt_codec(arg, AVMEDIA_TYPE_VIDEO);
620 if (config->video_id == AV_CODEC_ID_NONE)
621 ERROR("Unknown VideoCodec: %s\n", arg);
622 } else if (!av_strcasecmp(cmd, "MaxTime")) {
623 ffserver_get_arg(arg, sizeof(arg), p);
624 stream->max_time = atof(arg) * 1000;
625 } else if (!av_strcasecmp(cmd, "AudioBitRate")) {
626 ffserver_get_arg(arg, sizeof(arg), p);
627 config->audio_enc.bit_rate = lrintf(atof(arg) * 1000);
628 } else if (!av_strcasecmp(cmd, "AudioChannels")) {
629 ffserver_get_arg(arg, sizeof(arg), p);
630 config->audio_enc.channels = atoi(arg);
631 } else if (!av_strcasecmp(cmd, "AudioSampleRate")) {
632 ffserver_get_arg(arg, sizeof(arg), p);
633 config->audio_enc.sample_rate = atoi(arg);
634 } else if (!av_strcasecmp(cmd, "VideoBitRateRange")) {
635 int minrate, maxrate;
636 ffserver_get_arg(arg, sizeof(arg), p);
637 if (sscanf(arg, "%d-%d", &minrate, &maxrate) == 2) {
638 config->video_enc.rc_min_rate = minrate * 1000;
639 config->video_enc.rc_max_rate = maxrate * 1000;
641 ERROR("Incorrect format for VideoBitRateRange -- should be <min>-<max>: %s\n", arg);
642 } else if (!av_strcasecmp(cmd, "Debug")) {
643 ffserver_get_arg(arg, sizeof(arg), p);
644 config->video_enc.debug = strtol(arg,0,0);
645 } else if (!av_strcasecmp(cmd, "Strict")) {
646 ffserver_get_arg(arg, sizeof(arg), p);
647 config->video_enc.strict_std_compliance = atoi(arg);
648 } else if (!av_strcasecmp(cmd, "VideoBufferSize")) {
649 ffserver_get_arg(arg, sizeof(arg), p);
650 config->video_enc.rc_buffer_size = atoi(arg) * 8*1024;
651 } else if (!av_strcasecmp(cmd, "VideoBitRateTolerance")) {
652 ffserver_get_arg(arg, sizeof(arg), p);
653 config->video_enc.bit_rate_tolerance = atoi(arg) * 1000;
654 } else if (!av_strcasecmp(cmd, "VideoBitRate")) {
655 ffserver_get_arg(arg, sizeof(arg), p);
656 config->video_enc.bit_rate = atoi(arg) * 1000;
657 } else if (!av_strcasecmp(cmd, "VideoSize")) {
659 ffserver_get_arg(arg, sizeof(arg), p);
660 ret = av_parse_video_size(&config->video_enc.width, &config->video_enc.height, arg);
662 ERROR("Invalid video size '%s'\n", arg);
663 else if ((config->video_enc.width % 16) != 0 || (config->video_enc.height % 16) != 0)
664 ERROR("Image size must be a multiple of 16\n");
665 } else if (!av_strcasecmp(cmd, "VideoFrameRate")) {
666 AVRational frame_rate;
667 ffserver_get_arg(arg, sizeof(arg), p);
668 if (av_parse_video_rate(&frame_rate, arg) < 0) {
669 ERROR("Incorrect frame rate: %s\n", arg);
671 config->video_enc.time_base.num = frame_rate.den;
672 config->video_enc.time_base.den = frame_rate.num;
674 } else if (!av_strcasecmp(cmd, "PixelFormat")) {
675 ffserver_get_arg(arg, sizeof(arg), p);
676 config->video_enc.pix_fmt = av_get_pix_fmt(arg);
677 if (config->video_enc.pix_fmt == AV_PIX_FMT_NONE)
678 ERROR("Unknown pixel format: %s\n", arg);
679 } else if (!av_strcasecmp(cmd, "VideoGopSize")) {
680 ffserver_get_arg(arg, sizeof(arg), p);
681 config->video_enc.gop_size = atoi(arg);
682 } else if (!av_strcasecmp(cmd, "VideoIntraOnly")) {
683 config->video_enc.gop_size = 1;
684 } else if (!av_strcasecmp(cmd, "VideoHighQuality")) {
685 config->video_enc.mb_decision = FF_MB_DECISION_BITS;
686 } else if (!av_strcasecmp(cmd, "Video4MotionVector")) {
687 config->video_enc.mb_decision = FF_MB_DECISION_BITS; //FIXME remove
688 config->video_enc.flags |= CODEC_FLAG_4MV;
689 } else if (!av_strcasecmp(cmd, "AVOptionVideo") ||
690 !av_strcasecmp(cmd, "AVOptionAudio")) {
691 AVCodecContext *avctx;
693 ffserver_get_arg(arg, sizeof(arg), p);
694 ffserver_get_arg(arg2, sizeof(arg2), p);
695 if (!av_strcasecmp(cmd, "AVOptionVideo")) {
696 avctx = &config->video_enc;
697 type = AV_OPT_FLAG_VIDEO_PARAM;
699 avctx = &config->audio_enc;
700 type = AV_OPT_FLAG_AUDIO_PARAM;
702 if (ffserver_opt_default(arg, arg2, avctx, type|AV_OPT_FLAG_ENCODING_PARAM)) {
703 ERROR("Error setting %s option to %s %s\n", cmd, arg, arg2);
705 } else if (!av_strcasecmp(cmd, "AVPresetVideo") ||
706 !av_strcasecmp(cmd, "AVPresetAudio")) {
707 AVCodecContext *avctx;
709 ffserver_get_arg(arg, sizeof(arg), p);
710 if (!av_strcasecmp(cmd, "AVPresetVideo")) {
711 avctx = &config->video_enc;
712 config->video_enc.codec_id = config->video_id;
713 type = AV_OPT_FLAG_VIDEO_PARAM;
715 avctx = &config->audio_enc;
716 config->audio_enc.codec_id = config->audio_id;
717 type = AV_OPT_FLAG_AUDIO_PARAM;
719 if (ffserver_opt_preset(arg, avctx, type|AV_OPT_FLAG_ENCODING_PARAM, &config->audio_id, &config->video_id)) {
720 ERROR("AVPreset error: %s\n", arg);
722 } else if (!av_strcasecmp(cmd, "VideoTag")) {
723 ffserver_get_arg(arg, sizeof(arg), p);
724 if (strlen(arg) == 4)
725 config->video_enc.codec_tag = MKTAG(arg[0], arg[1], arg[2], arg[3]);
726 } else if (!av_strcasecmp(cmd, "BitExact")) {
727 config->video_enc.flags |= CODEC_FLAG_BITEXACT;
728 } else if (!av_strcasecmp(cmd, "DctFastint")) {
729 config->video_enc.dct_algo = FF_DCT_FASTINT;
730 } else if (!av_strcasecmp(cmd, "IdctSimple")) {
731 config->video_enc.idct_algo = FF_IDCT_SIMPLE;
732 } else if (!av_strcasecmp(cmd, "Qscale")) {
733 ffserver_get_arg(arg, sizeof(arg), p);
734 config->video_enc.flags |= CODEC_FLAG_QSCALE;
735 config->video_enc.global_quality = FF_QP2LAMBDA * atoi(arg);
736 } else if (!av_strcasecmp(cmd, "VideoQDiff")) {
737 ffserver_get_arg(arg, sizeof(arg), p);
738 config->video_enc.max_qdiff = atoi(arg);
739 if (config->video_enc.max_qdiff < 1 || config->video_enc.max_qdiff > 31)
740 ERROR("VideoQDiff out of range\n");
741 } else if (!av_strcasecmp(cmd, "VideoQMax")) {
742 ffserver_get_arg(arg, sizeof(arg), p);
743 config->video_enc.qmax = atoi(arg);
744 if (config->video_enc.qmax < 1 || config->video_enc.qmax > 31)
745 ERROR("VideoQMax out of range\n");
746 } else if (!av_strcasecmp(cmd, "VideoQMin")) {
747 ffserver_get_arg(arg, sizeof(arg), p);
748 config->video_enc.qmin = atoi(arg);
749 if (config->video_enc.qmin < 1 || config->video_enc.qmin > 31)
750 ERROR("VideoQMin out of range\n");
751 } else if (!av_strcasecmp(cmd, "LumiMask")) {
752 ffserver_get_arg(arg, sizeof(arg), p);
753 config->video_enc.lumi_masking = atof(arg);
754 } else if (!av_strcasecmp(cmd, "DarkMask")) {
755 ffserver_get_arg(arg, sizeof(arg), p);
756 config->video_enc.dark_masking = atof(arg);
757 } else if (!av_strcasecmp(cmd, "NoVideo")) {
758 config->video_id = AV_CODEC_ID_NONE;
759 } else if (!av_strcasecmp(cmd, "NoAudio")) {
760 config->audio_id = AV_CODEC_ID_NONE;
761 } else if (!av_strcasecmp(cmd, "ACL")) {
762 ffserver_parse_acl_row(stream, NULL, NULL, *p, config->filename, line_num);
763 } else if (!av_strcasecmp(cmd, "DynamicACL")) {
764 ffserver_get_arg(stream->dynamic_acl, sizeof(stream->dynamic_acl), p);
765 } else if (!av_strcasecmp(cmd, "RTSPOption")) {
766 ffserver_get_arg(arg, sizeof(arg), p);
767 av_freep(&stream->rtsp_option);
768 stream->rtsp_option = av_strdup(arg);
769 } else if (!av_strcasecmp(cmd, "MulticastAddress")) {
770 ffserver_get_arg(arg, sizeof(arg), p);
771 if (resolve_host(&stream->multicast_ip, arg) != 0)
772 ERROR("Invalid host/IP address: %s\n", arg);
773 stream->is_multicast = 1;
774 stream->loop = 1; /* default is looping */
775 } else if (!av_strcasecmp(cmd, "MulticastPort")) {
776 ffserver_get_arg(arg, sizeof(arg), p);
777 stream->multicast_port = atoi(arg);
778 } else if (!av_strcasecmp(cmd, "MulticastTTL")) {
779 ffserver_get_arg(arg, sizeof(arg), p);
780 stream->multicast_ttl = atoi(arg);
781 } else if (!av_strcasecmp(cmd, "NoLoop")) {
783 } else if (!av_strcasecmp(cmd, "</Stream>")) {
784 if (stream->feed && stream->fmt && strcmp(stream->fmt->name, "ffm") != 0) {
785 if (config->audio_id != AV_CODEC_ID_NONE) {
786 config->audio_enc.codec_type = AVMEDIA_TYPE_AUDIO;
787 config->audio_enc.codec_id = config->audio_id;
788 add_codec(stream, &config->audio_enc);
790 if (config->video_id != AV_CODEC_ID_NONE) {
791 config->video_enc.codec_type = AVMEDIA_TYPE_VIDEO;
792 config->video_enc.codec_id = config->video_id;
793 add_codec(stream, &config->video_enc);
797 } else if (!av_strcasecmp(cmd, "File") || !av_strcasecmp(cmd, "ReadOnlyFile")) {
798 ffserver_get_arg(stream->feed_filename, sizeof(stream->feed_filename), p);
800 ERROR("Invalid entry '%s' inside <Stream></Stream>\n", cmd);
805 static int ffserver_parse_config_redirect(FFServerConfig *config, const char *cmd, const char **p,
806 int line_num, FFServerStream **predirect)
808 FFServerStream *redirect;
809 av_assert0(predirect);
810 redirect = *predirect;
812 if (!av_strcasecmp(cmd, "<Redirect")) {
814 redirect = av_mallocz(sizeof(FFServerStream));
816 return AVERROR(ENOMEM);
818 ffserver_get_arg(redirect->filename, sizeof(redirect->filename), p);
819 q = strrchr(redirect->filename, '>');
822 redirect->stream_type = STREAM_TYPE_REDIRECT;
823 *predirect = redirect;
826 av_assert0(redirect);
827 if (!av_strcasecmp(cmd, "URL")) {
828 ffserver_get_arg(redirect->feed_filename, sizeof(redirect->feed_filename), p);
829 } else if (!av_strcasecmp(cmd, "</Redirect>")) {
830 if (!redirect->feed_filename[0])
831 ERROR("No URL found for <Redirect>\n");
834 ERROR("Invalid entry '%s' inside <Redirect></Redirect>\n", cmd);
839 int ffserver_parse_ffconfig(const char *filename, FFServerConfig *config)
846 FFServerStream **last_stream, *stream = NULL, *redirect = NULL;
847 FFServerStream **last_feed, *feed = NULL;
852 f = fopen(filename, "r");
854 ret = AVERROR(errno);
855 av_log(NULL, AV_LOG_ERROR, "Could not open the configuration file '%s'\n", filename);
859 config->first_stream = NULL;
860 last_stream = &config->first_stream;
861 config->first_feed = NULL;
862 last_feed = &config->first_feed;
863 config->errors = config->warnings = 0;
866 if (fgets(line, sizeof(line), f) == NULL)
870 while (av_isspace(*p))
872 if (*p == '\0' || *p == '#')
875 ffserver_get_arg(cmd, sizeof(cmd), &p);
877 if (feed || !av_strcasecmp(cmd, "<Feed")) {
878 int opening = !av_strcasecmp(cmd, "<Feed");
879 if (opening && (stream || feed || redirect)) {
880 ERROR("Already in a tag\n");
882 if ((ret = ffserver_parse_config_feed(config, cmd, &p, line_num, &feed)) < 0)
885 /* add in stream list */
887 last_stream = &feed->next;
888 /* add in feed list */
890 last_feed = &feed->next_feed;
893 } else if (stream || !av_strcasecmp(cmd, "<Stream")) {
894 int opening = !av_strcasecmp(cmd, "<Stream");
895 if (opening && (stream || feed || redirect)) {
896 ERROR("Already in a tag\n");
898 if ((ret = ffserver_parse_config_stream(config, cmd, &p, line_num, &stream)) < 0)
901 /* add in stream list */
902 *last_stream = stream;
903 last_stream = &stream->next;
906 } else if (redirect || !av_strcasecmp(cmd, "<Redirect")) {
907 int opening = !av_strcasecmp(cmd, "<Redirect");
908 if (opening && (stream || feed || redirect))
909 ERROR("Already in a tag\n");
911 if ((ret = ffserver_parse_config_redirect(config, cmd, &p, line_num, &redirect)) < 0)
914 /* add in stream list */
915 *last_stream = redirect;
916 last_stream = &redirect->next;
920 ffserver_parse_config_global(config, cmd, &p, line_num);
928 return AVERROR(EINVAL);