static int ffserver_opt_preset(const char *arg,
AVCodecContext *avctx, int type,
enum AVCodecID *audio_id, enum AVCodecID *video_id)
{
FILE *f=NULL;
char filename[1000], tmp[1000], tmp2[1000], line[1000];
int ret = 0;
AVCodec *codec = NULL;
if (avctx)
codec = avcodec_find_encoder(avctx->codec_id);
if (!(f = get_preset_file(filename, sizeof(filename), arg, 0,
codec ? codec->name : NULL))) {
fprintf(stderr, "File for preset '%s' not found\n", arg);
return AVERROR(EINVAL);
}
while(!feof(f)){
int e= fscanf(f, "%999[^\n]\n", line) - 1;
if(line[0] == '#' && !e)
continue;
e|= sscanf(line, "%999[^=]=%999[^\n]\n", tmp, tmp2) - 2;
if(e){
fprintf(stderr, "%s: Invalid syntax: '%s'\n", filename, line);
ret = AVERROR(EINVAL);
break;
}
if (audio_id && !strcmp(tmp, "acodec")) {
*audio_id = opt_codec(tmp2, AVMEDIA_TYPE_AUDIO);
} else if (video_id && !strcmp(tmp, "vcodec")){
*video_id = opt_codec(tmp2, AVMEDIA_TYPE_VIDEO);
} else if(!strcmp(tmp, "scodec")) {
/* opt_subtitle_codec(tmp2); */
} else if (avctx && (ret = ffserver_opt_default(tmp, tmp2, avctx, type)) < 0) {
fprintf(stderr, "%s: Invalid option or argument: '%s', parsed as "
"'%s' = '%s'\n", filename, line, tmp, tmp2);
break;
}
}
fclose(f);
return ret;
}
static int ffserver_parse_config_stream(FFServerConfig *config, const char *cmd, const char **p,
int line_num, FFServerStream **pstream)
{
char arg[1024], arg2[1024];
FFServerStream *stream;
av_assert0(pstream);
stream = *pstream;
if (!av_strcasecmp(cmd, "<Stream")) {
char *q;
FFServerStream *s;
stream = av_mallocz(sizeof(FFServerStream));
if (!stream)
return AVERROR(ENOMEM);
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);
avcodec_get_context_defaults3(&config->video_enc, NULL);
avcodec_get_context_defaults3(&config->audio_enc, NULL);
config->audio_id = AV_CODEC_ID_NONE;
config->video_id = AV_CODEC_ID_NONE;
if (stream->fmt) {
config->audio_id = stream->fmt->audio_codec;
config->video_id = stream->fmt->video_codec;
}
*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, "mjpeg");
stream->fmt = ffserver_guess_format(arg, NULL, NULL);
if (!stream->fmt)
ERROR("Unknown Format: %s\n", arg);
}
if (stream->fmt) {
config->audio_id = stream->fmt->audio_codec;
config->video_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, ret;
ffserver_get_arg(arg, sizeof(arg), p);
for (i = 0; i < strlen(cmd); i++)
key[i] = av_tolower(cmd[i]);
key[i] = 0;
WARNING("'%s' option in configuration file is deprecated, "
"use 'Metadata %s VALUE' instead\n", cmd, key);
if ((ret = av_dict_set(&stream->metadata, key, arg, 0)) < 0)
ERROR("Could not set metadata '%s' to value '%s': %s\n", key, arg, av_err2str(ret));
} else if (!av_strcasecmp(cmd, "Metadata")) {
int ret;
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_get_arg(arg2, sizeof(arg2), p);
if ((ret = av_dict_set(&stream->metadata, arg, arg2, 0)) < 0) {
ERROR("Could not set metadata '%s' to value '%s': %s\n",
arg, arg2, av_err2str(ret));
}
} 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);
config->audio_id = opt_codec(arg, AVMEDIA_TYPE_AUDIO);
if (config->audio_id == AV_CODEC_ID_NONE)
ERROR("Unknown AudioCodec: %s\n", arg);
} else if (!av_strcasecmp(cmd, "VideoCodec")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_id = opt_codec(arg, AVMEDIA_TYPE_VIDEO);
if (config->video_id == AV_CODEC_ID_NONE)
ERROR("Unknown VideoCodec: %s\n", arg);
} 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")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->audio_enc.bit_rate = lrintf(atof(arg) * 1000);
} else if (!av_strcasecmp(cmd, "AudioChannels")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->audio_enc.channels = atoi(arg);
} else if (!av_strcasecmp(cmd, "AudioSampleRate")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->audio_enc.sample_rate = atoi(arg);
} else if (!av_strcasecmp(cmd, "VideoBitRateRange")) {
int minrate, maxrate;
ffserver_get_arg(arg, sizeof(arg), p);
if (sscanf(arg, "%d-%d", &minrate, &maxrate) == 2) {
config->video_enc.rc_min_rate = minrate * 1000;
config->video_enc.rc_max_rate = maxrate * 1000;
} else
ERROR("Incorrect format for VideoBitRateRange -- should be <min>-<max>: %s\n", arg);
} else if (!av_strcasecmp(cmd, "Debug")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.debug = strtol(arg,0,0);
} else if (!av_strcasecmp(cmd, "Strict")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.strict_std_compliance = atoi(arg);
} else if (!av_strcasecmp(cmd, "VideoBufferSize")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.rc_buffer_size = atoi(arg) * 8*1024;
} else if (!av_strcasecmp(cmd, "VideoBitRateTolerance")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.bit_rate_tolerance = atoi(arg) * 1000;
} else if (!av_strcasecmp(cmd, "VideoBitRate")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.bit_rate = atoi(arg) * 1000;
} else if (!av_strcasecmp(cmd, "VideoSize")) {
int ret;
ffserver_get_arg(arg, sizeof(arg), p);
ret = av_parse_video_size(&config->video_enc.width, &config->video_enc.height, arg);
if (ret < 0)
ERROR("Invalid video size '%s'\n", arg);
else if ((config->video_enc.width % 16) != 0 || (config->video_enc.height % 16) != 0)
ERROR("Image size must be a multiple of 16\n");
} else if (!av_strcasecmp(cmd, "VideoFrameRate")) {
AVRational frame_rate;
ffserver_get_arg(arg, sizeof(arg), p);
if (av_parse_video_rate(&frame_rate, arg) < 0) {
ERROR("Incorrect frame rate: %s\n", arg);
} else {
config->video_enc.time_base.num = frame_rate.den;
config->video_enc.time_base.den = frame_rate.num;
}
} else if (!av_strcasecmp(cmd, "PixelFormat")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.pix_fmt = av_get_pix_fmt(arg);
if (config->video_enc.pix_fmt == AV_PIX_FMT_NONE)
ERROR("Unknown pixel format: %s\n", arg);
} else if (!av_strcasecmp(cmd, "VideoGopSize")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.gop_size = atoi(arg);
} else if (!av_strcasecmp(cmd, "VideoIntraOnly")) {
config->video_enc.gop_size = 1;
} else if (!av_strcasecmp(cmd, "VideoHighQuality")) {
config->video_enc.mb_decision = FF_MB_DECISION_BITS;
} else if (!av_strcasecmp(cmd, "Video4MotionVector")) {
config->video_enc.mb_decision = FF_MB_DECISION_BITS; //FIXME remove
config->video_enc.flags |= CODEC_FLAG_4MV;
} else if (!av_strcasecmp(cmd, "AVOptionVideo") ||
!av_strcasecmp(cmd, "AVOptionAudio")) {
AVCodecContext *avctx;
int type;
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_get_arg(arg2, sizeof(arg2), p);
if (!av_strcasecmp(cmd, "AVOptionVideo")) {
avctx = &config->video_enc;
type = AV_OPT_FLAG_VIDEO_PARAM;
} else {
avctx = &config->audio_enc;
type = AV_OPT_FLAG_AUDIO_PARAM;
}
if (ffserver_opt_default(arg, arg2, avctx, type|AV_OPT_FLAG_ENCODING_PARAM)) {
ERROR("Error setting %s option to %s %s\n", cmd, arg, arg2);
}
} else if (!av_strcasecmp(cmd, "AVPresetVideo") ||
!av_strcasecmp(cmd, "AVPresetAudio")) {
AVCodecContext *avctx;
int type;
ffserver_get_arg(arg, sizeof(arg), p);
if (!av_strcasecmp(cmd, "AVPresetVideo")) {
avctx = &config->video_enc;
config->video_enc.codec_id = config->video_id;
type = AV_OPT_FLAG_VIDEO_PARAM;
} else {
avctx = &config->audio_enc;
config->audio_enc.codec_id = config->audio_id;
type = AV_OPT_FLAG_AUDIO_PARAM;
}
if (ffserver_opt_preset(arg, avctx, type|AV_OPT_FLAG_ENCODING_PARAM, &config->audio_id, &config->video_id)) {
ERROR("AVPreset error: %s\n", arg);
}
} else if (!av_strcasecmp(cmd, "VideoTag")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (strlen(arg) == 4)
config->video_enc.codec_tag = MKTAG(arg[0], arg[1], arg[2], arg[3]);
} else if (!av_strcasecmp(cmd, "BitExact")) {
config->video_enc.flags |= CODEC_FLAG_BITEXACT;
} else if (!av_strcasecmp(cmd, "DctFastint")) {
config->video_enc.dct_algo = FF_DCT_FASTINT;
} else if (!av_strcasecmp(cmd, "IdctSimple")) {
config->video_enc.idct_algo = FF_IDCT_SIMPLE;
} else if (!av_strcasecmp(cmd, "Qscale")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.flags |= CODEC_FLAG_QSCALE;
config->video_enc.global_quality = FF_QP2LAMBDA * atoi(arg);
} else if (!av_strcasecmp(cmd, "VideoQDiff")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.max_qdiff = atoi(arg);
if (config->video_enc.max_qdiff < 1 || config->video_enc.max_qdiff > 31)
ERROR("VideoQDiff out of range\n");
} else if (!av_strcasecmp(cmd, "VideoQMax")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.qmax = atoi(arg);
if (config->video_enc.qmax < 1 || config->video_enc.qmax > 31)
ERROR("VideoQMax out of range\n");
} else if (!av_strcasecmp(cmd, "VideoQMin")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.qmin = atoi(arg);
if (config->video_enc.qmin < 1 || config->video_enc.qmin > 31)
ERROR("VideoQMin out of range\n");
} else if (!av_strcasecmp(cmd, "LumiMask")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.lumi_masking = atof(arg);
} else if (!av_strcasecmp(cmd, "DarkMask")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.dark_masking = atof(arg);
} else if (!av_strcasecmp(cmd, "NoVideo")) {
config->video_id = AV_CODEC_ID_NONE;
} else if (!av_strcasecmp(cmd, "NoAudio")) {
config->audio_id = AV_CODEC_ID_NONE;
} else if (!av_strcasecmp(cmd, "ACL")) {
ffserver_parse_acl_row(stream, NULL, NULL, *p, config->filename, 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) != 0)
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);
stream->multicast_port = atoi(arg);
} else if (!av_strcasecmp(cmd, "MulticastTTL")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->multicast_ttl = atoi(arg);
} else if (!av_strcasecmp(cmd, "NoLoop")) {
stream->loop = 0;
} else if (!av_strcasecmp(cmd, "</Stream>")) {
if (stream->feed && stream->fmt && strcmp(stream->fmt->name, "ffm") != 0) {
if (config->audio_id != AV_CODEC_ID_NONE) {
config->audio_enc.codec_type = AVMEDIA_TYPE_AUDIO;
config->audio_enc.codec_id = config->audio_id;
add_codec(stream, &config->audio_enc);
}
if (config->video_id != AV_CODEC_ID_NONE) {
config->video_enc.codec_type = AVMEDIA_TYPE_VIDEO;
config->video_enc.codec_id = config->video_id;
add_codec(stream, &config->video_enc);
}
}
*pstream = NULL;
} else if (!av_strcasecmp(cmd, "File") || !av_strcasecmp(cmd, "ReadOnlyFile")) {
ffserver_get_arg(stream->feed_filename, sizeof(stream->feed_filename), p);
} else {
ERROR("Invalid entry '%s' inside <Stream></Stream>\n", cmd);
}
return 0;
}
