forked from KolibriOS/kolibrios
1316 lines
50 KiB
C
1316 lines
50 KiB
C
/*
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* Copyright (c) 2000, 2001, 2002 Fabrice Bellard
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <float.h>
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#include "libavutil/opt.h"
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#include "libavutil/parseutils.h"
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#include "libavutil/avstring.h"
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#include "libavutil/pixdesc.h"
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#include "libavutil/avassert.h"
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// FIXME those are internal headers, ffserver _really_ shouldn't use them
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#include "libavformat/ffm.h"
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#include "cmdutils.h"
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#include "ffserver_config.h"
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#define MAX_CHILD_ARGS 64
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static int ffserver_save_avoption(const char *opt, const char *arg, int type,
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FFServerConfig *config);
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static void vreport_config_error(const char *filename, int line_num,
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int log_level, int *errors, const char *fmt,
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va_list vl);
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static void report_config_error(const char *filename, int line_num,
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int log_level, int *errors, const char *fmt,
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...);
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#define ERROR(...) report_config_error(config->filename, config->line_num,\
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AV_LOG_ERROR, &config->errors, __VA_ARGS__)
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#define WARNING(...) report_config_error(config->filename, config->line_num,\
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AV_LOG_WARNING, &config->warnings, __VA_ARGS__)
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/* FIXME: make ffserver work with IPv6 */
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/* resolve host with also IP address parsing */
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static int resolve_host(struct in_addr *sin_addr, const char *hostname)
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{
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if (!ff_inet_aton(hostname, sin_addr)) {
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#if HAVE_GETADDRINFO
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struct addrinfo *ai, *cur;
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struct addrinfo hints = { 0 };
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hints.ai_family = AF_INET;
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if (getaddrinfo(hostname, NULL, &hints, &ai))
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return -1;
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/* getaddrinfo returns a linked list of addrinfo structs.
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* Even if we set ai_family = AF_INET above, make sure
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* that the returned one actually is of the correct type. */
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for (cur = ai; cur; cur = cur->ai_next) {
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if (cur->ai_family == AF_INET) {
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*sin_addr = ((struct sockaddr_in *)cur->ai_addr)->sin_addr;
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freeaddrinfo(ai);
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return 0;
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}
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}
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freeaddrinfo(ai);
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return -1;
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#else
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struct hostent *hp;
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hp = gethostbyname(hostname);
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if (!hp)
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return -1;
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memcpy(sin_addr, hp->h_addr_list[0], sizeof(struct in_addr));
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#endif
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}
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return 0;
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}
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void ffserver_get_arg(char *buf, int buf_size, const char **pp)
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{
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const char *p;
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char *q;
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int quote = 0;
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p = *pp;
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q = buf;
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while (av_isspace(*p)) p++;
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if (*p == '\"' || *p == '\'')
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quote = *p++;
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while (*p != '\0') {
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if (quote && *p == quote || !quote && av_isspace(*p))
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break;
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if ((q - buf) < buf_size - 1)
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*q++ = *p;
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p++;
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}
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*q = '\0';
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if (quote && *p == quote)
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p++;
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*pp = p;
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}
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void ffserver_parse_acl_row(FFServerStream *stream, FFServerStream* feed,
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FFServerIPAddressACL *ext_acl,
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const char *p, const char *filename, int line_num)
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{
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char arg[1024];
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FFServerIPAddressACL acl;
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int errors = 0;
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ffserver_get_arg(arg, sizeof(arg), &p);
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if (av_strcasecmp(arg, "allow") == 0)
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acl.action = IP_ALLOW;
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else if (av_strcasecmp(arg, "deny") == 0)
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acl.action = IP_DENY;
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else {
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fprintf(stderr, "%s:%d: ACL action '%s' should be ALLOW or DENY.\n",
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filename, line_num, arg);
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errors++;
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}
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ffserver_get_arg(arg, sizeof(arg), &p);
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if (resolve_host(&acl.first, arg)) {
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fprintf(stderr,
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"%s:%d: ACL refers to invalid host or IP address '%s'\n",
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filename, line_num, arg);
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errors++;
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} else
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acl.last = acl.first;
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ffserver_get_arg(arg, sizeof(arg), &p);
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if (arg[0]) {
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if (resolve_host(&acl.last, arg)) {
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fprintf(stderr,
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"%s:%d: ACL refers to invalid host or IP address '%s'\n",
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filename, line_num, arg);
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errors++;
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}
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}
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if (!errors) {
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FFServerIPAddressACL *nacl = av_mallocz(sizeof(*nacl));
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FFServerIPAddressACL **naclp = 0;
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acl.next = 0;
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*nacl = acl;
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if (stream)
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naclp = &stream->acl;
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else if (feed)
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naclp = &feed->acl;
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else if (ext_acl)
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naclp = &ext_acl;
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else {
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fprintf(stderr, "%s:%d: ACL found not in <Stream> or <Feed>\n",
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filename, line_num);
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errors++;
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}
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if (naclp) {
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while (*naclp)
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naclp = &(*naclp)->next;
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*naclp = nacl;
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} else
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av_free(nacl);
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}
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}
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/* add a codec and set the default parameters */
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static void add_codec(FFServerStream *stream, AVCodecContext *av,
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FFServerConfig *config)
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{
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AVStream *st;
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AVDictionary **opts, *recommended = NULL;
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char *enc_config;
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if(stream->nb_streams >= FF_ARRAY_ELEMS(stream->streams))
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return;
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opts = av->codec_type == AVMEDIA_TYPE_AUDIO ?
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&config->audio_opts : &config->video_opts;
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av_dict_copy(&recommended, *opts, 0);
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av_opt_set_dict2(av->priv_data, opts, AV_OPT_SEARCH_CHILDREN);
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av_opt_set_dict2(av, opts, AV_OPT_SEARCH_CHILDREN);
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if (av_dict_count(*opts))
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av_log(NULL, AV_LOG_WARNING,
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"Something is wrong, %d options are not set!\n",
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av_dict_count(*opts));
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if (!config->stream_use_defaults) {
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switch(av->codec_type) {
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case AVMEDIA_TYPE_AUDIO:
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if (av->bit_rate == 0)
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report_config_error(config->filename, config->line_num,
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AV_LOG_ERROR, &config->errors,
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"audio bit rate is not set\n");
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if (av->sample_rate == 0)
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report_config_error(config->filename, config->line_num,
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AV_LOG_ERROR, &config->errors,
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"audio sample rate is not set\n");
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break;
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case AVMEDIA_TYPE_VIDEO:
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if (av->width == 0 || av->height == 0)
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report_config_error(config->filename, config->line_num,
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AV_LOG_ERROR, &config->errors,
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"video size is not set\n");
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break;
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default:
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av_assert0(0);
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}
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goto done;
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}
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/* stream_use_defaults = true */
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/* compute default parameters */
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switch(av->codec_type) {
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case AVMEDIA_TYPE_AUDIO:
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if (!av_dict_get(recommended, "b", NULL, 0)) {
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av->bit_rate = 64000;
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av_dict_set_int(&recommended, "b", av->bit_rate, 0);
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WARNING("Setting default value for audio bit rate = %d. "
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"Use NoDefaults to disable it.\n",
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av->bit_rate);
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}
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if (!av_dict_get(recommended, "ar", NULL, 0)) {
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av->sample_rate = 22050;
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av_dict_set_int(&recommended, "ar", av->sample_rate, 0);
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WARNING("Setting default value for audio sample rate = %d. "
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"Use NoDefaults to disable it.\n",
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av->sample_rate);
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}
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if (!av_dict_get(recommended, "ac", NULL, 0)) {
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av->channels = 1;
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av_dict_set_int(&recommended, "ac", av->channels, 0);
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WARNING("Setting default value for audio channel count = %d. "
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"Use NoDefaults to disable it.\n",
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av->channels);
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}
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break;
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case AVMEDIA_TYPE_VIDEO:
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if (!av_dict_get(recommended, "b", NULL, 0)) {
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av->bit_rate = 64000;
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av_dict_set_int(&recommended, "b", av->bit_rate, 0);
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WARNING("Setting default value for video bit rate = %d. "
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"Use NoDefaults to disable it.\n",
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av->bit_rate);
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}
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if (!av_dict_get(recommended, "time_base", NULL, 0)){
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av->time_base.den = 5;
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av->time_base.num = 1;
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av_dict_set(&recommended, "time_base", "1/5", 0);
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WARNING("Setting default value for video frame rate = %d. "
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"Use NoDefaults to disable it.\n",
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av->time_base.den);
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}
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if (!av_dict_get(recommended, "video_size", NULL, 0)) {
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av->width = 160;
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av->height = 128;
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av_dict_set(&recommended, "video_size", "160x128", 0);
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WARNING("Setting default value for video size = %dx%d. "
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"Use NoDefaults to disable it.\n",
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av->width, av->height);
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}
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/* Bitrate tolerance is less for streaming */
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if (!av_dict_get(recommended, "bt", NULL, 0)) {
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av->bit_rate_tolerance = FFMAX(av->bit_rate / 4,
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(int64_t)av->bit_rate*av->time_base.num/av->time_base.den);
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av_dict_set_int(&recommended, "bt", av->bit_rate_tolerance, 0);
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WARNING("Setting default value for video bit rate tolerance = %d. "
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"Use NoDefaults to disable it.\n",
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av->bit_rate_tolerance);
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}
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if (!av_dict_get(recommended, "rc_eq", NULL, 0)) {
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av->rc_eq = av_strdup("tex^qComp");
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av_dict_set(&recommended, "rc_eq", "tex^qComp", 0);
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WARNING("Setting default value for video rate control equation = "
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"%s. Use NoDefaults to disable it.\n",
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av->rc_eq);
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}
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if (!av_dict_get(recommended, "maxrate", NULL, 0)) {
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av->rc_max_rate = av->bit_rate * 2;
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av_dict_set_int(&recommended, "maxrate", av->rc_max_rate, 0);
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WARNING("Setting default value for video max rate = %d. "
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"Use NoDefaults to disable it.\n",
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av->rc_max_rate);
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}
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if (av->rc_max_rate && !av_dict_get(recommended, "bufsize", NULL, 0)) {
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av->rc_buffer_size = av->rc_max_rate;
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av_dict_set_int(&recommended, "bufsize", av->rc_buffer_size, 0);
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WARNING("Setting default value for video buffer size = %d. "
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"Use NoDefaults to disable it.\n",
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av->rc_buffer_size);
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}
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break;
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default:
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abort();
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}
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done:
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st = av_mallocz(sizeof(AVStream));
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if (!st)
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return;
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av_dict_get_string(recommended, &enc_config, '=', ',');
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av_dict_free(&recommended);
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av_stream_set_recommended_encoder_configuration(st, enc_config);
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st->codec = av;
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stream->streams[stream->nb_streams++] = st;
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}
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static int ffserver_set_codec(AVCodecContext *ctx, const char *codec_name,
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FFServerConfig *config)
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{
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int ret;
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AVCodec *codec = avcodec_find_encoder_by_name(codec_name);
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if (!codec || codec->type != ctx->codec_type) {
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report_config_error(config->filename, config->line_num, AV_LOG_ERROR,
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&config->errors,
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"Invalid codec name: '%s'\n", codec_name);
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return 0;
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}
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if (ctx->codec_id == AV_CODEC_ID_NONE && !ctx->priv_data) {
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if ((ret = avcodec_get_context_defaults3(ctx, codec)) < 0)
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return ret;
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ctx->codec = codec;
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}
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if (ctx->codec_id != codec->id)
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report_config_error(config->filename, config->line_num, AV_LOG_ERROR,
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&config->errors,
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"Inconsistent configuration: trying to set '%s' "
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"codec option, but '%s' codec is used previously\n",
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codec_name, avcodec_get_name(ctx->codec_id));
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return 0;
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}
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static int ffserver_opt_preset(const char *arg, int type, FFServerConfig *config)
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{
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FILE *f=NULL;
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char filename[1000], tmp[1000], tmp2[1000], line[1000];
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int ret = 0;
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AVCodecContext *avctx;
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const AVCodec *codec;
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switch(type) {
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case AV_OPT_FLAG_AUDIO_PARAM:
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avctx = config->dummy_actx;
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break;
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case AV_OPT_FLAG_VIDEO_PARAM:
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avctx = config->dummy_vctx;
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break;
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default:
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av_assert0(0);
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}
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codec = avcodec_find_encoder(avctx->codec_id);
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if (!(f = get_preset_file(filename, sizeof(filename), arg, 0,
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codec ? codec->name : NULL))) {
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av_log(NULL, AV_LOG_ERROR, "File for preset '%s' not found\n", arg);
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return AVERROR(EINVAL);
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}
|
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while(!feof(f)){
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int e= fscanf(f, "%999[^\n]\n", line) - 1;
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if(line[0] == '#' && !e)
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continue;
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e|= sscanf(line, "%999[^=]=%999[^\n]\n", tmp, tmp2) - 2;
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if(e){
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av_log(NULL, AV_LOG_ERROR, "%s: Invalid syntax: '%s'\n", filename,
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line);
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ret = AVERROR(EINVAL);
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break;
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}
|
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if (!strcmp(tmp, "acodec") && avctx->codec_type == AVMEDIA_TYPE_AUDIO ||
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!strcmp(tmp, "vcodec") && avctx->codec_type == AVMEDIA_TYPE_VIDEO)
|
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{
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if (ffserver_set_codec(avctx, tmp2, config) < 0)
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break;
|
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} else if (!strcmp(tmp, "scodec")) {
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av_log(NULL, AV_LOG_ERROR, "Subtitles preset found.\n");
|
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ret = AVERROR(EINVAL);
|
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break;
|
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} else if (ffserver_save_avoption(tmp, tmp2, type, config) < 0)
|
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break;
|
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}
|
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|
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fclose(f);
|
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|
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return ret;
|
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}
|
|
|
|
static AVOutputFormat *ffserver_guess_format(const char *short_name,
|
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const char *filename,
|
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const char *mime_type)
|
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{
|
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AVOutputFormat *fmt = av_guess_format(short_name, filename, mime_type);
|
|
|
|
if (fmt) {
|
|
AVOutputFormat *stream_fmt;
|
|
char stream_format_name[64];
|
|
|
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snprintf(stream_format_name, sizeof(stream_format_name), "%s_stream",
|
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fmt->name);
|
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stream_fmt = av_guess_format(stream_format_name, NULL, NULL);
|
|
|
|
if (stream_fmt)
|
|
fmt = stream_fmt;
|
|
}
|
|
|
|
return fmt;
|
|
}
|
|
|
|
static void vreport_config_error(const char *filename, int line_num,
|
|
int log_level, int *errors, const char *fmt,
|
|
va_list vl)
|
|
{
|
|
av_log(NULL, log_level, "%s:%d: ", filename, line_num);
|
|
av_vlog(NULL, log_level, fmt, vl);
|
|
if (errors)
|
|
(*errors)++;
|
|
}
|
|
|
|
static void report_config_error(const char *filename, int line_num,
|
|
int log_level, int *errors,
|
|
const char *fmt, ...)
|
|
{
|
|
va_list vl;
|
|
va_start(vl, fmt);
|
|
vreport_config_error(filename, line_num, log_level, errors, fmt, vl);
|
|
va_end(vl);
|
|
}
|
|
|
|
static int ffserver_set_int_param(int *dest, const char *value, int factor,
|
|
int min, int max, FFServerConfig *config,
|
|
const char *error_msg, ...)
|
|
{
|
|
int tmp;
|
|
char *tailp;
|
|
if (!value || !value[0])
|
|
goto error;
|
|
errno = 0;
|
|
tmp = strtol(value, &tailp, 0);
|
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if (tmp < min || tmp > max)
|
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goto error;
|
|
if (factor) {
|
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if (FFABS(tmp) > INT_MAX / FFABS(factor))
|
|
goto error;
|
|
tmp *= factor;
|
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}
|
|
if (tailp[0] || errno)
|
|
goto error;
|
|
if (dest)
|
|
*dest = tmp;
|
|
return 0;
|
|
error:
|
|
if (config) {
|
|
va_list vl;
|
|
va_start(vl, error_msg);
|
|
vreport_config_error(config->filename, config->line_num, AV_LOG_ERROR,
|
|
&config->errors, error_msg, vl);
|
|
va_end(vl);
|
|
}
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
static int ffserver_set_float_param(float *dest, const char *value,
|
|
float factor, float min, float max,
|
|
FFServerConfig *config,
|
|
const char *error_msg, ...)
|
|
{
|
|
double tmp;
|
|
char *tailp;
|
|
if (!value || !value[0])
|
|
goto error;
|
|
errno = 0;
|
|
tmp = strtod(value, &tailp);
|
|
if (tmp < min || tmp > max)
|
|
goto error;
|
|
if (factor)
|
|
tmp *= factor;
|
|
if (tailp[0] || errno)
|
|
goto error;
|
|
if (dest)
|
|
*dest = tmp;
|
|
return 0;
|
|
error:
|
|
if (config) {
|
|
va_list vl;
|
|
va_start(vl, error_msg);
|
|
vreport_config_error(config->filename, config->line_num, AV_LOG_ERROR,
|
|
&config->errors, error_msg, vl);
|
|
va_end(vl);
|
|
}
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
static int ffserver_save_avoption(const char *opt, const char *arg, int type,
|
|
FFServerConfig *config)
|
|
{
|
|
static int hinted = 0;
|
|
int ret = 0;
|
|
AVDictionaryEntry *e;
|
|
const AVOption *o = NULL;
|
|
const char *option = NULL;
|
|
const char *codec_name = NULL;
|
|
char buff[1024];
|
|
AVCodecContext *ctx;
|
|
AVDictionary **dict;
|
|
enum AVCodecID guessed_codec_id;
|
|
|
|
switch (type) {
|
|
case AV_OPT_FLAG_VIDEO_PARAM:
|
|
ctx = config->dummy_vctx;
|
|
dict = &config->video_opts;
|
|
guessed_codec_id = config->guessed_video_codec_id != AV_CODEC_ID_NONE ?
|
|
config->guessed_video_codec_id : AV_CODEC_ID_H264;
|
|
break;
|
|
case AV_OPT_FLAG_AUDIO_PARAM:
|
|
ctx = config->dummy_actx;
|
|
dict = &config->audio_opts;
|
|
guessed_codec_id = config->guessed_audio_codec_id != AV_CODEC_ID_NONE ?
|
|
config->guessed_audio_codec_id : AV_CODEC_ID_AAC;
|
|
break;
|
|
default:
|
|
av_assert0(0);
|
|
}
|
|
|
|
if (strchr(opt, ':')) {
|
|
//explicit private option
|
|
snprintf(buff, sizeof(buff), "%s", opt);
|
|
codec_name = buff;
|
|
if(!(option = strchr(buff, ':'))){
|
|
report_config_error(config->filename, config->line_num,
|
|
AV_LOG_ERROR, &config->errors,
|
|
"Syntax error. Unmatched ':'\n");
|
|
return -1;
|
|
|
|
}
|
|
buff[option - buff] = '\0';
|
|
option++;
|
|
if ((ret = ffserver_set_codec(ctx, codec_name, config)) < 0)
|
|
return ret;
|
|
if (!ctx->codec || !ctx->priv_data)
|
|
return -1;
|
|
} else {
|
|
option = opt;
|
|
}
|
|
|
|
o = av_opt_find(ctx, option, NULL, type | AV_OPT_FLAG_ENCODING_PARAM,
|
|
AV_OPT_SEARCH_CHILDREN);
|
|
if (!o &&
|
|
(!strcmp(option, "time_base") || !strcmp(option, "pixel_format") ||
|
|
!strcmp(option, "video_size") || !strcmp(option, "codec_tag")))
|
|
o = av_opt_find(ctx, option, NULL, 0, 0);
|
|
if (!o) {
|
|
report_config_error(config->filename, config->line_num, AV_LOG_ERROR,
|
|
&config->errors, "Option not found: '%s'\n", opt);
|
|
if (!hinted && ctx->codec_id == AV_CODEC_ID_NONE) {
|
|
hinted = 1;
|
|
report_config_error(config->filename, config->line_num,
|
|
AV_LOG_ERROR, NULL, "If '%s' is a codec private"
|
|
"option, then prefix it with codec name, for "
|
|
"example '%s:%s %s' or define codec earlier.\n",
|
|
opt, avcodec_get_name(guessed_codec_id) ,opt,
|
|
arg);
|
|
}
|
|
} else if ((ret = av_opt_set(ctx, option, arg, AV_OPT_SEARCH_CHILDREN)) < 0) {
|
|
report_config_error(config->filename, config->line_num, AV_LOG_ERROR,
|
|
&config->errors, "Invalid value for option %s (%s): %s\n", opt,
|
|
arg, av_err2str(ret));
|
|
} else if ((e = av_dict_get(*dict, option, NULL, 0))) {
|
|
if ((o->type == AV_OPT_TYPE_FLAGS) && arg &&
|
|
(arg[0] == '+' || arg[0] == '-'))
|
|
return av_dict_set(dict, option, arg, AV_DICT_APPEND);
|
|
report_config_error(config->filename, config->line_num, AV_LOG_ERROR,
|
|
&config->errors, "Redeclaring value of option '%s'."
|
|
"Previous value was: '%s'.\n", opt, e->value);
|
|
} else if (av_dict_set(dict, option, arg, 0) < 0) {
|
|
return AVERROR(ENOMEM);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int ffserver_save_avoption_int(const char *opt, int64_t arg,
|
|
int type, FFServerConfig *config)
|
|
{
|
|
char buf[22];
|
|
snprintf(buf, sizeof(buf), "%"PRId64, arg);
|
|
return ffserver_save_avoption(opt, buf, type, config);
|
|
}
|
|
|
|
static int ffserver_parse_config_global(FFServerConfig *config, const char *cmd,
|
|
const char **p)
|
|
{
|
|
int val;
|
|
char arg[1024];
|
|
if (!av_strcasecmp(cmd, "Port") || !av_strcasecmp(cmd, "HTTPPort")) {
|
|
if (!av_strcasecmp(cmd, "Port"))
|
|
WARNING("Port option is deprecated. Use HTTPPort instead.\n");
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_int_param(&val, arg, 0, 1, 65535, config,
|
|
"Invalid port: %s\n", arg);
|
|
if (val < 1024)
|
|
WARNING("Trying to use IETF assigned system port: '%d'\n", val);
|
|
config->http_addr.sin_port = htons(val);
|
|
} else if (!av_strcasecmp(cmd, "HTTPBindAddress") ||
|
|
!av_strcasecmp(cmd, "BindAddress")) {
|
|
if (!av_strcasecmp(cmd, "BindAddress"))
|
|
WARNING("BindAddress option is deprecated. Use HTTPBindAddress "
|
|
"instead.\n");
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (resolve_host(&config->http_addr.sin_addr, arg))
|
|
ERROR("Invalid host/IP address: '%s'\n", arg);
|
|
} else if (!av_strcasecmp(cmd, "NoDaemon")) {
|
|
WARNING("NoDaemon option has no effect. You should remove it.\n");
|
|
} else if (!av_strcasecmp(cmd, "RTSPPort")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_int_param(&val, arg, 0, 1, 65535, config,
|
|
"Invalid port: %s\n", arg);
|
|
config->rtsp_addr.sin_port = htons(val);
|
|
} else if (!av_strcasecmp(cmd, "RTSPBindAddress")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (resolve_host(&config->rtsp_addr.sin_addr, arg))
|
|
ERROR("Invalid host/IP address: %s\n", arg);
|
|
} else if (!av_strcasecmp(cmd, "MaxHTTPConnections")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_int_param(&val, arg, 0, 1, 65535, config,
|
|
"Invalid MaxHTTPConnections: %s\n", arg);
|
|
config->nb_max_http_connections = val;
|
|
if (config->nb_max_connections > config->nb_max_http_connections) {
|
|
ERROR("Inconsistent configuration: MaxClients(%d) > "
|
|
"MaxHTTPConnections(%d)\n", config->nb_max_connections,
|
|
config->nb_max_http_connections);
|
|
}
|
|
} else if (!av_strcasecmp(cmd, "MaxClients")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_int_param(&val, arg, 0, 1, 65535, config,
|
|
"Invalid MaxClients: '%s'\n", arg);
|
|
config->nb_max_connections = val;
|
|
if (config->nb_max_connections > config->nb_max_http_connections) {
|
|
ERROR("Inconsistent configuration: MaxClients(%d) > "
|
|
"MaxHTTPConnections(%d)\n", config->nb_max_connections,
|
|
config->nb_max_http_connections);
|
|
}
|
|
} else if (!av_strcasecmp(cmd, "MaxBandwidth")) {
|
|
int64_t llval;
|
|
char *tailp;
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
errno = 0;
|
|
llval = strtoll(arg, &tailp, 10);
|
|
if (llval < 10 || llval > 10000000 || tailp[0] || errno)
|
|
ERROR("Invalid MaxBandwidth: '%s'\n", arg);
|
|
else
|
|
config->max_bandwidth = llval;
|
|
} else if (!av_strcasecmp(cmd, "CustomLog")) {
|
|
if (!config->debug) {
|
|
ffserver_get_arg(config->logfilename, sizeof(config->logfilename),
|
|
p);
|
|
}
|
|
} else if (!av_strcasecmp(cmd, "LoadModule")) {
|
|
ERROR("Loadable modules are no longer supported\n");
|
|
} else if (!av_strcasecmp(cmd, "NoDefaults")) {
|
|
config->use_defaults = 0;
|
|
} else if (!av_strcasecmp(cmd, "UseDefaults")) {
|
|
config->use_defaults = 1;
|
|
} else
|
|
ERROR("Incorrect keyword: '%s'\n", cmd);
|
|
return 0;
|
|
}
|
|
|
|
static int ffserver_parse_config_feed(FFServerConfig *config, const char *cmd, const char **p,
|
|
FFServerStream **pfeed)
|
|
{
|
|
FFServerStream *feed;
|
|
char arg[1024];
|
|
av_assert0(pfeed);
|
|
feed = *pfeed;
|
|
if (!av_strcasecmp(cmd, "<Feed")) {
|
|
char *q;
|
|
FFServerStream *s;
|
|
feed = av_mallocz(sizeof(FFServerStream));
|
|
if (!feed)
|
|
return AVERROR(ENOMEM);
|
|
ffserver_get_arg(feed->filename, sizeof(feed->filename), p);
|
|
q = strrchr(feed->filename, '>');
|
|
if (*q)
|
|
*q = '\0';
|
|
|
|
for (s = config->first_feed; s; s = s->next) {
|
|
if (!strcmp(feed->filename, s->filename))
|
|
ERROR("Feed '%s' already registered\n", s->filename);
|
|
}
|
|
|
|
feed->fmt = av_guess_format("ffm", NULL, NULL);
|
|
/* default feed file */
|
|
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; /* self feeding :-) */
|
|
*pfeed = feed;
|
|
return 0;
|
|
}
|
|
av_assert0(feed);
|
|
if (!av_strcasecmp(cmd, "Launch")) {
|
|
int i;
|
|
|
|
feed->child_argv = av_mallocz_array(MAX_CHILD_ARGS, sizeof(char *));
|
|
if (!feed->child_argv)
|
|
return AVERROR(ENOMEM);
|
|
for (i = 0; i < MAX_CHILD_ARGS - 2; i++) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (!arg[0])
|
|
break;
|
|
|
|
feed->child_argv[i] = av_strdup(arg);
|
|
if (!feed->child_argv[i])
|
|
return AVERROR(ENOMEM);
|
|
}
|
|
|
|
feed->child_argv[i] =
|
|
av_asprintf("http://%s:%d/%s",
|
|
(config->http_addr.sin_addr.s_addr == INADDR_ANY) ?
|
|
"127.0.0.1" : inet_ntoa(config->http_addr.sin_addr),
|
|
ntohs(config->http_addr.sin_port), feed->filename);
|
|
if (!feed->child_argv[i])
|
|
return AVERROR(ENOMEM);
|
|
} else if (!av_strcasecmp(cmd, "ACL")) {
|
|
ffserver_parse_acl_row(NULL, feed, NULL, *p, config->filename,
|
|
config->line_num);
|
|
} else if (!av_strcasecmp(cmd, "File") ||
|
|
!av_strcasecmp(cmd, "ReadOnlyFile")) {
|
|
ffserver_get_arg(feed->feed_filename, sizeof(feed->feed_filename), p);
|
|
feed->readonly = !av_strcasecmp(cmd, "ReadOnlyFile");
|
|
} else if (!av_strcasecmp(cmd, "Truncate")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
/* assume Truncate is true in case no argument is specified */
|
|
if (!arg[0]) {
|
|
feed->truncate = 1;
|
|
} else {
|
|
WARNING("Truncate N syntax in configuration file is deprecated. "
|
|
"Use Truncate alone with no arguments.\n");
|
|
feed->truncate = strtod(arg, NULL);
|
|
}
|
|
} else if (!av_strcasecmp(cmd, "FileMaxSize")) {
|
|
char *p1;
|
|
double fsize;
|
|
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
p1 = arg;
|
|
fsize = strtod(p1, &p1);
|
|
switch(av_toupper(*p1)) {
|
|
case 'K':
|
|
fsize *= 1024;
|
|
break;
|
|
case 'M':
|
|
fsize *= 1024 * 1024;
|
|
break;
|
|
case 'G':
|
|
fsize *= 1024 * 1024 * 1024;
|
|
break;
|
|
default:
|
|
ERROR("Invalid file size: '%s'\n", arg);
|
|
break;
|
|
}
|
|
feed->feed_max_size = (int64_t)fsize;
|
|
if (feed->feed_max_size < FFM_PACKET_SIZE*4) {
|
|
ERROR("Feed max file size is too small. Must be at least %d.\n",
|
|
FFM_PACKET_SIZE*4);
|
|
}
|
|
} else if (!av_strcasecmp(cmd, "</Feed>")) {
|
|
*pfeed = NULL;
|
|
} else {
|
|
ERROR("Invalid entry '%s' inside <Feed></Feed>\n", cmd);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int ffserver_parse_config_stream(FFServerConfig *config, const char *cmd, const char **p,
|
|
FFServerStream **pstream)
|
|
{
|
|
char arg[1024], arg2[1024];
|
|
FFServerStream *stream;
|
|
int val;
|
|
|
|
av_assert0(pstream);
|
|
stream = *pstream;
|
|
|
|
if (!av_strcasecmp(cmd, "<Stream")) {
|
|
char *q;
|
|
FFServerStream *s;
|
|
stream = av_mallocz(sizeof(FFServerStream));
|
|
if (!stream)
|
|
return AVERROR(ENOMEM);
|
|
config->dummy_actx = avcodec_alloc_context3(NULL);
|
|
config->dummy_vctx = avcodec_alloc_context3(NULL);
|
|
if (!config->dummy_vctx || !config->dummy_actx) {
|
|
av_free(stream);
|
|
avcodec_free_context(&config->dummy_vctx);
|
|
avcodec_free_context(&config->dummy_actx);
|
|
return AVERROR(ENOMEM);
|
|
}
|
|
config->dummy_actx->codec_type = AVMEDIA_TYPE_AUDIO;
|
|
config->dummy_vctx->codec_type = AVMEDIA_TYPE_VIDEO;
|
|
ffserver_get_arg(stream->filename, sizeof(stream->filename), p);
|
|
q = strrchr(stream->filename, '>');
|
|
if (q)
|
|
*q = '\0';
|
|
|
|
for (s = config->first_stream; s; s = s->next) {
|
|
if (!strcmp(stream->filename, s->filename))
|
|
ERROR("Stream '%s' already registered\n", s->filename);
|
|
}
|
|
|
|
stream->fmt = ffserver_guess_format(NULL, stream->filename, NULL);
|
|
if (stream->fmt) {
|
|
config->guessed_audio_codec_id = stream->fmt->audio_codec;
|
|
config->guessed_video_codec_id = stream->fmt->video_codec;
|
|
} else {
|
|
config->guessed_audio_codec_id = AV_CODEC_ID_NONE;
|
|
config->guessed_video_codec_id = AV_CODEC_ID_NONE;
|
|
}
|
|
config->stream_use_defaults = config->use_defaults;
|
|
*pstream = stream;
|
|
return 0;
|
|
}
|
|
av_assert0(stream);
|
|
if (!av_strcasecmp(cmd, "Feed")) {
|
|
FFServerStream *sfeed;
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
sfeed = config->first_feed;
|
|
while (sfeed) {
|
|
if (!strcmp(sfeed->filename, arg))
|
|
break;
|
|
sfeed = sfeed->next_feed;
|
|
}
|
|
if (!sfeed)
|
|
ERROR("Feed with name '%s' for stream '%s' is not defined\n", arg,
|
|
stream->filename);
|
|
else
|
|
stream->feed = sfeed;
|
|
} else if (!av_strcasecmp(cmd, "Format")) {
|
|
ffserver_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;
|
|
/* JPEG cannot be used here, so use single frame MJPEG */
|
|
if (!strcmp(arg, "jpeg")) {
|
|
strcpy(arg, "singlejpeg");
|
|
stream->single_frame=1;
|
|
}
|
|
stream->fmt = ffserver_guess_format(arg, NULL, NULL);
|
|
if (!stream->fmt)
|
|
ERROR("Unknown Format: '%s'\n", arg);
|
|
}
|
|
if (stream->fmt) {
|
|
config->guessed_audio_codec_id = stream->fmt->audio_codec;
|
|
config->guessed_video_codec_id = stream->fmt->video_codec;
|
|
}
|
|
} else if (!av_strcasecmp(cmd, "InputFormat")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
stream->ifmt = av_find_input_format(arg);
|
|
if (!stream->ifmt)
|
|
ERROR("Unknown input format: '%s'\n", arg);
|
|
} else if (!av_strcasecmp(cmd, "FaviconURL")) {
|
|
if (stream->stream_type == STREAM_TYPE_STATUS)
|
|
ffserver_get_arg(stream->feed_filename,
|
|
sizeof(stream->feed_filename), p);
|
|
else
|
|
ERROR("FaviconURL only permitted for status streams\n");
|
|
} else if (!av_strcasecmp(cmd, "Author") ||
|
|
!av_strcasecmp(cmd, "Comment") ||
|
|
!av_strcasecmp(cmd, "Copyright") ||
|
|
!av_strcasecmp(cmd, "Title")) {
|
|
char key[32];
|
|
int i;
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
for (i = 0; i < strlen(cmd); i++)
|
|
key[i] = av_tolower(cmd[i]);
|
|
key[i] = 0;
|
|
WARNING("Deprecated '%s' option in configuration file. Use "
|
|
"'Metadata %s VALUE' instead.\n", cmd, key);
|
|
if (av_dict_set(&stream->metadata, key, arg, 0) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "Metadata")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_get_arg(arg2, sizeof(arg2), p);
|
|
if (av_dict_set(&stream->metadata, arg, arg2, 0) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "Preroll")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
stream->prebuffer = atof(arg) * 1000;
|
|
} else if (!av_strcasecmp(cmd, "StartSendOnKey")) {
|
|
stream->send_on_key = 1;
|
|
} else if (!av_strcasecmp(cmd, "AudioCodec")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_codec(config->dummy_actx, arg, config);
|
|
} else if (!av_strcasecmp(cmd, "VideoCodec")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_codec(config->dummy_vctx, arg, config);
|
|
} else if (!av_strcasecmp(cmd, "MaxTime")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
stream->max_time = atof(arg) * 1000;
|
|
} else if (!av_strcasecmp(cmd, "AudioBitRate")) {
|
|
float f;
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_float_param(&f, arg, 1000, -FLT_MAX, FLT_MAX, config,
|
|
"Invalid %s: '%s'\n", cmd, arg);
|
|
if (ffserver_save_avoption_int("b", (int64_t)lrintf(f),
|
|
AV_OPT_FLAG_AUDIO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "AudioChannels")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (ffserver_save_avoption("ac", arg, AV_OPT_FLAG_AUDIO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "AudioSampleRate")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (ffserver_save_avoption("ar", arg, AV_OPT_FLAG_AUDIO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoBitRateRange")) {
|
|
int minrate, maxrate;
|
|
char *dash;
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
dash = strchr(arg, '-');
|
|
if (dash) {
|
|
*dash = '\0';
|
|
dash++;
|
|
if (ffserver_set_int_param(&minrate, arg, 1000, 0, INT_MAX, config, "Invalid %s: '%s'", cmd, arg) >= 0 &&
|
|
ffserver_set_int_param(&maxrate, dash, 1000, 0, INT_MAX, config, "Invalid %s: '%s'", cmd, arg) >= 0) {
|
|
if (ffserver_save_avoption_int("minrate", minrate, AV_OPT_FLAG_VIDEO_PARAM, config) < 0 ||
|
|
ffserver_save_avoption_int("maxrate", maxrate, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
}
|
|
} else
|
|
ERROR("Incorrect format for VideoBitRateRange. It should be "
|
|
"<min>-<max>: '%s'.\n", arg);
|
|
} else if (!av_strcasecmp(cmd, "Debug")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (ffserver_save_avoption("debug", arg, AV_OPT_FLAG_AUDIO_PARAM, config) < 0 ||
|
|
ffserver_save_avoption("debug", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "Strict")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (ffserver_save_avoption("strict", arg, AV_OPT_FLAG_AUDIO_PARAM, config) < 0 ||
|
|
ffserver_save_avoption("strict", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoBufferSize")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_int_param(&val, arg, 8*1024, 0, INT_MAX, config,
|
|
"Invalid %s: '%s'", cmd, arg);
|
|
if (ffserver_save_avoption_int("bufsize", val, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoBitRateTolerance")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_int_param(&val, arg, 1000, INT_MIN, INT_MAX, config,
|
|
"Invalid %s: '%s'", cmd, arg);
|
|
if (ffserver_save_avoption_int("bt", val, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoBitRate")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_int_param(&val, arg, 1000, INT_MIN, INT_MAX, config,
|
|
"Invalid %s: '%s'", cmd, arg);
|
|
if (ffserver_save_avoption_int("b", val, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoSize")) {
|
|
int ret, w, h;
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ret = av_parse_video_size(&w, &h, arg);
|
|
if (ret < 0)
|
|
ERROR("Invalid video size '%s'\n", arg);
|
|
else {
|
|
if (w % 2 || h % 2)
|
|
WARNING("Image size is not a multiple of 2\n");
|
|
if (ffserver_save_avoption("video_size", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
}
|
|
} else if (!av_strcasecmp(cmd, "VideoFrameRate")) {
|
|
ffserver_get_arg(&arg[2], sizeof(arg) - 2, p);
|
|
arg[0] = '1'; arg[1] = '/';
|
|
if (ffserver_save_avoption("time_base", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "PixelFormat")) {
|
|
enum AVPixelFormat pix_fmt;
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
pix_fmt = av_get_pix_fmt(arg);
|
|
if (pix_fmt == AV_PIX_FMT_NONE)
|
|
ERROR("Unknown pixel format: '%s'\n", arg);
|
|
else if (ffserver_save_avoption("pixel_format", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoGopSize")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (ffserver_save_avoption("g", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoIntraOnly")) {
|
|
if (ffserver_save_avoption("g", "1", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoHighQuality")) {
|
|
if (ffserver_save_avoption("mbd", "+bits", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "Video4MotionVector")) {
|
|
if (ffserver_save_avoption("mbd", "+bits", AV_OPT_FLAG_VIDEO_PARAM, config) < 0 || //FIXME remove
|
|
ffserver_save_avoption("flags", "+mv4", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "AVOptionVideo") ||
|
|
!av_strcasecmp(cmd, "AVOptionAudio")) {
|
|
int ret;
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_get_arg(arg2, sizeof(arg2), p);
|
|
if (!av_strcasecmp(cmd, "AVOptionVideo"))
|
|
ret = ffserver_save_avoption(arg, arg2, AV_OPT_FLAG_VIDEO_PARAM,
|
|
config);
|
|
else
|
|
ret = ffserver_save_avoption(arg, arg2, AV_OPT_FLAG_AUDIO_PARAM,
|
|
config);
|
|
if (ret < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "AVPresetVideo") ||
|
|
!av_strcasecmp(cmd, "AVPresetAudio")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (!av_strcasecmp(cmd, "AVPresetVideo"))
|
|
ffserver_opt_preset(arg, AV_OPT_FLAG_VIDEO_PARAM, config);
|
|
else
|
|
ffserver_opt_preset(arg, AV_OPT_FLAG_AUDIO_PARAM, config);
|
|
} else if (!av_strcasecmp(cmd, "VideoTag")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (strlen(arg) == 4 &&
|
|
ffserver_save_avoption_int("codec_tag",
|
|
MKTAG(arg[0], arg[1], arg[2], arg[3]),
|
|
AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "BitExact")) {
|
|
if (ffserver_save_avoption("flags", "+bitexact", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "DctFastint")) {
|
|
if (ffserver_save_avoption("dct", "fastint", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "IdctSimple")) {
|
|
if (ffserver_save_avoption("idct", "simple", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "Qscale")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_int_param(&val, arg, 0, INT_MIN, INT_MAX, config,
|
|
"Invalid Qscale: '%s'\n", arg);
|
|
if (ffserver_save_avoption("flags", "+qscale", AV_OPT_FLAG_VIDEO_PARAM, config) < 0 ||
|
|
ffserver_save_avoption_int("global_quality", FF_QP2LAMBDA * val,
|
|
AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoQDiff")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (ffserver_save_avoption("qdiff", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoQMax")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (ffserver_save_avoption("qmax", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "VideoQMin")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (ffserver_save_avoption("qmin", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "LumiMask")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (ffserver_save_avoption("lumi_mask", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "DarkMask")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (ffserver_save_avoption("dark_mask", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
|
|
goto nomem;
|
|
} else if (!av_strcasecmp(cmd, "NoVideo")) {
|
|
config->no_video = 1;
|
|
} else if (!av_strcasecmp(cmd, "NoAudio")) {
|
|
config->no_audio = 1;
|
|
} else if (!av_strcasecmp(cmd, "ACL")) {
|
|
ffserver_parse_acl_row(stream, NULL, NULL, *p, config->filename,
|
|
config->line_num);
|
|
} else if (!av_strcasecmp(cmd, "DynamicACL")) {
|
|
ffserver_get_arg(stream->dynamic_acl, sizeof(stream->dynamic_acl), p);
|
|
} else if (!av_strcasecmp(cmd, "RTSPOption")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
av_freep(&stream->rtsp_option);
|
|
stream->rtsp_option = av_strdup(arg);
|
|
} else if (!av_strcasecmp(cmd, "MulticastAddress")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
if (resolve_host(&stream->multicast_ip, arg))
|
|
ERROR("Invalid host/IP address: '%s'\n", arg);
|
|
stream->is_multicast = 1;
|
|
stream->loop = 1; /* default is looping */
|
|
} else if (!av_strcasecmp(cmd, "MulticastPort")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_int_param(&val, arg, 0, 1, 65535, config,
|
|
"Invalid MulticastPort: '%s'\n", arg);
|
|
stream->multicast_port = val;
|
|
} else if (!av_strcasecmp(cmd, "MulticastTTL")) {
|
|
ffserver_get_arg(arg, sizeof(arg), p);
|
|
ffserver_set_int_param(&val, arg, 0, INT_MIN, INT_MAX, config,
|
|
"Invalid MulticastTTL: '%s'\n", arg);
|
|
stream->multicast_ttl = val;
|
|
} else if (!av_strcasecmp(cmd, "NoLoop")) {
|
|
stream->loop = 0;
|
|
} else if (!av_strcasecmp(cmd, "</Stream>")) {
|
|
config->stream_use_defaults &= 1;
|
|
if (stream->feed && stream->fmt && strcmp(stream->fmt->name, "ffm")) {
|
|
if (config->dummy_actx->codec_id == AV_CODEC_ID_NONE)
|
|
config->dummy_actx->codec_id = config->guessed_audio_codec_id;
|
|
if (!config->no_audio &&
|
|
config->dummy_actx->codec_id != AV_CODEC_ID_NONE) {
|
|
AVCodecContext *audio_enc = avcodec_alloc_context3(avcodec_find_encoder(config->dummy_actx->codec_id));
|
|
add_codec(stream, audio_enc, config);
|
|
}
|
|
if (config->dummy_vctx->codec_id == AV_CODEC_ID_NONE)
|
|
config->dummy_vctx->codec_id = config->guessed_video_codec_id;
|
|
if (!config->no_video &&
|
|
config->dummy_vctx->codec_id != AV_CODEC_ID_NONE) {
|
|
AVCodecContext *video_enc = avcodec_alloc_context3(avcodec_find_encoder(config->dummy_vctx->codec_id));
|
|
add_codec(stream, video_enc, config);
|
|
}
|
|
}
|
|
av_dict_free(&config->video_opts);
|
|
av_dict_free(&config->audio_opts);
|
|
avcodec_free_context(&config->dummy_vctx);
|
|
avcodec_free_context(&config->dummy_actx);
|
|
*pstream = NULL;
|
|
} else if (!av_strcasecmp(cmd, "File") ||
|
|
!av_strcasecmp(cmd, "ReadOnlyFile")) {
|
|
ffserver_get_arg(stream->feed_filename, sizeof(stream->feed_filename),
|
|
p);
|
|
} else if (!av_strcasecmp(cmd, "UseDefaults")) {
|
|
if (config->stream_use_defaults > 1)
|
|
WARNING("Multiple UseDefaults/NoDefaults entries.\n");
|
|
config->stream_use_defaults = 3;
|
|
} else if (!av_strcasecmp(cmd, "NoDefaults")) {
|
|
if (config->stream_use_defaults > 1)
|
|
WARNING("Multiple UseDefaults/NoDefaults entries.\n");
|
|
config->stream_use_defaults = 2;
|
|
} else {
|
|
ERROR("Invalid entry '%s' inside <Stream></Stream>\n", cmd);
|
|
}
|
|
return 0;
|
|
nomem:
|
|
av_log(NULL, AV_LOG_ERROR, "Out of memory. Aborting.\n");
|
|
av_dict_free(&config->video_opts);
|
|
av_dict_free(&config->audio_opts);
|
|
avcodec_free_context(&config->dummy_vctx);
|
|
avcodec_free_context(&config->dummy_actx);
|
|
return AVERROR(ENOMEM);
|
|
}
|
|
|
|
static int ffserver_parse_config_redirect(FFServerConfig *config,
|
|
const char *cmd, const char **p,
|
|
FFServerStream **predirect)
|
|
{
|
|
FFServerStream *redirect;
|
|
av_assert0(predirect);
|
|
redirect = *predirect;
|
|
|
|
if (!av_strcasecmp(cmd, "<Redirect")) {
|
|
char *q;
|
|
redirect = av_mallocz(sizeof(FFServerStream));
|
|
if (!redirect)
|
|
return AVERROR(ENOMEM);
|
|
|
|
ffserver_get_arg(redirect->filename, sizeof(redirect->filename), p);
|
|
q = strrchr(redirect->filename, '>');
|
|
if (*q)
|
|
*q = '\0';
|
|
redirect->stream_type = STREAM_TYPE_REDIRECT;
|
|
*predirect = redirect;
|
|
return 0;
|
|
}
|
|
av_assert0(redirect);
|
|
if (!av_strcasecmp(cmd, "URL")) {
|
|
ffserver_get_arg(redirect->feed_filename,
|
|
sizeof(redirect->feed_filename), p);
|
|
} else if (!av_strcasecmp(cmd, "</Redirect>")) {
|
|
if (!redirect->feed_filename[0])
|
|
ERROR("No URL found for <Redirect>\n");
|
|
*predirect = NULL;
|
|
} else {
|
|
ERROR("Invalid entry '%s' inside <Redirect></Redirect>\n", cmd);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int ffserver_parse_ffconfig(const char *filename, FFServerConfig *config)
|
|
{
|
|
FILE *f;
|
|
char line[1024];
|
|
char cmd[64];
|
|
const char *p;
|
|
FFServerStream **last_stream, *stream = NULL, *redirect = NULL;
|
|
FFServerStream **last_feed, *feed = NULL;
|
|
int ret = 0;
|
|
|
|
av_assert0(config);
|
|
|
|
f = fopen(filename, "r");
|
|
if (!f) {
|
|
ret = AVERROR(errno);
|
|
av_log(NULL, AV_LOG_ERROR,
|
|
"Could not open the configuration file '%s'\n", filename);
|
|
return ret;
|
|
}
|
|
|
|
config->first_stream = NULL;
|
|
config->first_feed = NULL;
|
|
config->errors = config->warnings = 0;
|
|
|
|
last_stream = &config->first_stream;
|
|
last_feed = &config->first_feed;
|
|
|
|
config->line_num = 0;
|
|
while (fgets(line, sizeof(line), f) != NULL) {
|
|
config->line_num++;
|
|
p = line;
|
|
while (av_isspace(*p))
|
|
p++;
|
|
if (*p == '\0' || *p == '#')
|
|
continue;
|
|
|
|
ffserver_get_arg(cmd, sizeof(cmd), &p);
|
|
|
|
if (feed || !av_strcasecmp(cmd, "<Feed")) {
|
|
int opening = !av_strcasecmp(cmd, "<Feed");
|
|
if (opening && (stream || feed || redirect)) {
|
|
ERROR("Already in a tag\n");
|
|
} else {
|
|
ret = ffserver_parse_config_feed(config, cmd, &p, &feed);
|
|
if (ret < 0)
|
|
break;
|
|
if (opening) {
|
|
/* add in stream & feed list */
|
|
*last_stream = feed;
|
|
*last_feed = feed;
|
|
last_stream = &feed->next;
|
|
last_feed = &feed->next_feed;
|
|
}
|
|
}
|
|
} else if (stream || !av_strcasecmp(cmd, "<Stream")) {
|
|
int opening = !av_strcasecmp(cmd, "<Stream");
|
|
if (opening && (stream || feed || redirect)) {
|
|
ERROR("Already in a tag\n");
|
|
} else {
|
|
ret = ffserver_parse_config_stream(config, cmd, &p, &stream);
|
|
if (ret < 0)
|
|
break;
|
|
if (opening) {
|
|
/* add in stream list */
|
|
*last_stream = stream;
|
|
last_stream = &stream->next;
|
|
}
|
|
}
|
|
} else if (redirect || !av_strcasecmp(cmd, "<Redirect")) {
|
|
int opening = !av_strcasecmp(cmd, "<Redirect");
|
|
if (opening && (stream || feed || redirect))
|
|
ERROR("Already in a tag\n");
|
|
else {
|
|
ret = ffserver_parse_config_redirect(config, cmd, &p,
|
|
&redirect);
|
|
if (ret < 0)
|
|
break;
|
|
if (opening) {
|
|
/* add in stream list */
|
|
*last_stream = redirect;
|
|
last_stream = &redirect->next;
|
|
}
|
|
}
|
|
} else {
|
|
ffserver_parse_config_global(config, cmd, &p);
|
|
}
|
|
}
|
|
if (stream || feed || redirect)
|
|
ERROR("Missing closing </%s> tag\n",
|
|
stream ? "Stream" : (feed ? "Feed" : "Redirect"));
|
|
|
|
fclose(f);
|
|
if (ret < 0)
|
|
return ret;
|
|
if (config->errors)
|
|
return AVERROR(EINVAL);
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
#undef ERROR
|
|
#undef WARNING
|
|
|
|
void ffserver_free_child_args(void *argsp)
|
|
{
|
|
int i;
|
|
char **args;
|
|
if (!argsp)
|
|
return;
|
|
args = *(char ***)argsp;
|
|
if (!args)
|
|
return;
|
|
for (i = 0; i < MAX_CHILD_ARGS; i++)
|
|
av_free(args[i]);
|
|
av_freep(argsp);
|
|
}
|