enum LongOption {
OPTION_HELP = 1000,
OPTION_FULLSCREEN,
+ OPTION_MAX_NUM_CARDS,
OPTION_MULTICHANNEL,
OPTION_MIDI_MAPPING,
OPTION_DEFAULT_HDMI_INPUT,
OPTION_FAKE_CARDS_AUDIO,
+ OPTION_V4L_OUTPUT,
OPTION_HTTP_UNCOMPRESSED_VIDEO,
OPTION_HTTP_X264_VIDEO,
OPTION_RECORD_X264_VIDEO,
OPTION_HTTP_AUDIO_CODEC,
OPTION_HTTP_AUDIO_BITRATE,
OPTION_HTTP_PORT,
+ OPTION_SRT_PORT,
+ OPTION_NO_SRT,
OPTION_NO_TRANSCODE_AUDIO,
+ OPTION_DISABLE_AUDIO,
OPTION_FLAT_AUDIO,
OPTION_GAIN_STAGING,
OPTION_DISABLE_LOCUT,
OPTION_10_BIT_INPUT,
OPTION_10_BIT_OUTPUT,
OPTION_INPUT_YCBCR_INTERPRETATION,
+ OPTION_MJPEG_EXPORT_CARDS,
};
+map<unsigned, unsigned> parse_mjpeg_export_cards(char *optarg)
+{
+ map<unsigned, unsigned> ret;
+ if (optarg[0] == '\0') {
+ return ret;
+ }
+
+ unsigned stream_idx = 0;
+ char *start = optarg;
+ for ( ;; ) {
+ char *end = strchr(start, ',');
+ if (end != nullptr) {
+ *end = '\0';
+ }
+
+ unsigned range_begin, range_end;
+ if (sscanf(start, "%u-%u", &range_begin, &range_end) != 2) {
+ range_begin = range_end = atoi(start);
+ }
+ if (range_end < range_begin) {
+ fprintf(stderr, "ERROR: Invalid range %u-%u in --mjpeg-export-cards=\n", range_begin, range_end);
+ exit(1);
+ }
+ if (range_end >= unsigned(global_flags.max_num_cards)) {
+ // There are situations where we could possibly want to
+ // include FFmpeg inputs (CEF inputs are unlikely),
+ // but they're not necessarily in 4:2:2 Y'CbCr, so it would
+ // require more functionality the the JPEG encoder.
+ fprintf(stderr, "ERROR: Asked for (zero-indexed) card %u in --mjpeg-export-cards=, but there are only %u cards\n",
+ range_end, global_flags.max_num_cards);
+ exit(1);
+ }
+ for (unsigned card_idx = range_begin; card_idx <= range_end; ++card_idx) {
+ if (ret.count(card_idx)) {
+ fprintf(stderr, "ERROR: Card %u was given twice in --mjpeg-export-cards=\n", card_idx);
+ exit(1);
+ }
+ ret[card_idx] = stream_idx++;
+ }
+ if (end == nullptr) {
+ break;
+ } else {
+ start = end + 1;
+ }
+ }
+ return ret;
+}
+
void usage(Program program)
{
if (program == PROGRAM_KAERU) {
fprintf(stderr, " -w, --width output width in pixels (default 1280)\n");
fprintf(stderr, " -h, --height output height in pixels (default 720)\n");
if (program == PROGRAM_NAGERU) {
- fprintf(stderr, " -c, --num-cards set number of input cards (default 2)\n");
+ fprintf(stderr, " -c, --num-cards set minimum number of input cards (default 2)\n");
+ fprintf(stderr, " --max-num-cards set maximum number of input cards (default %d)\n", MAX_VIDEO_CARDS);
fprintf(stderr, " -o, --output-card=CARD also output signal to the given card (default none)\n");
fprintf(stderr, " -t, --theme=FILE choose theme (default theme.lua)\n");
fprintf(stderr, " -I, --theme-dir=DIR search for theme in this directory (can be given multiple times)\n");
fprintf(stderr, " --midi-mapping=FILE start with the given MIDI controller mapping (implies --multichannel)\n");
fprintf(stderr, " --default-hdmi-input default to HDMI over SDI inputs for cards that have both\n");
fprintf(stderr, " --fake-cards-audio make fake (disconnected) cards output a simple tone\n");
+ fprintf(stderr, " --v4l-output DEVICE send video (no audio) to V4L2 output/loopback\n");
fprintf(stderr, " --http-uncompressed-video send uncompressed NV12 video to HTTP clients\n");
fprintf(stderr, " --http-x264-video send x264-compressed video to HTTP clients\n");
fprintf(stderr, " --record-x264-video store x264-compressed video to disk (implies --http-x264-video,\n");
DEFAULT_AUDIO_OUTPUT_BIT_RATE / 1000);
fprintf(stderr, " --http-port=PORT which port to use for the built-in HTTP server\n");
fprintf(stderr, " (default is %d)\n", DEFAULT_HTTPD_PORT);
+ fprintf(stderr, " --srt-port=PORT which port to use for receiving SRT streams\n");
+ fprintf(stderr, " (default is %d)\n", DEFAULT_SRT_PORT);
+ fprintf(stderr, " --no-srt disable receiving SRT streams\n");
if (program == PROGRAM_KAERU) {
fprintf(stderr, " --no-transcode-audio copy encoded audio raw from the source stream\n");
fprintf(stderr, " (requires --http-audio-codec= to be set)\n");
+ fprintf(stderr, " --disable-audio do not include any audio in the stream\n");
}
if (program == PROGRAM_NAGERU) {
fprintf(stderr, " --flat-audio start with most audio processing turned off\n");
fprintf(stderr, " Y'CbCr coefficient standard of card CARD (default auto)\n");
fprintf(stderr, " auto is rec601 for SD, rec709 for HD, always limited\n");
fprintf(stderr, " limited means standard 0-240/0-235 input range (for 8-bit)\n");
+ fprintf(stderr, " --mjpeg-export-cards=RANGE[,RANGE...]\n");
+ fprintf(stderr, " export the given cards in MJPEG format to /multicam.mp4,\n");
+ fprintf(stderr, " in the given order (ranges can be either single card indexes\n");
+ fprintf(stderr, " or pairs like 1-3 for camera 1,2,3; default is all cards)\n");
}
}
{ "width", required_argument, 0, 'w' },
{ "height", required_argument, 0, 'h' },
{ "num-cards", required_argument, 0, 'c' },
+ { "max-num-cards", required_argument, 0, OPTION_MAX_NUM_CARDS },
{ "output-card", required_argument, 0, 'o' },
{ "theme", required_argument, 0, 't' },
{ "theme-dir", required_argument, 0, 'I' },
{ "midi-mapping", required_argument, 0, OPTION_MIDI_MAPPING },
{ "default-hdmi-input", no_argument, 0, OPTION_DEFAULT_HDMI_INPUT },
{ "fake-cards-audio", no_argument, 0, OPTION_FAKE_CARDS_AUDIO },
+ { "v4l-output", required_argument, 0, OPTION_V4L_OUTPUT },
{ "http-uncompressed-video", no_argument, 0, OPTION_HTTP_UNCOMPRESSED_VIDEO },
{ "http-x264-video", no_argument, 0, OPTION_HTTP_X264_VIDEO },
{ "record-x264-video", no_argument, 0, OPTION_RECORD_X264_VIDEO },
{ "http-audio-codec", required_argument, 0, OPTION_HTTP_AUDIO_CODEC },
{ "http-audio-bitrate", required_argument, 0, OPTION_HTTP_AUDIO_BITRATE },
{ "http-port", required_argument, 0, OPTION_HTTP_PORT },
+ { "srt-port", required_argument, 0, OPTION_SRT_PORT },
+ { "no-srt", no_argument, 0, OPTION_NO_SRT },
{ "no-transcode-audio", no_argument, 0, OPTION_NO_TRANSCODE_AUDIO },
+ { "disable-audio", no_argument, 0, OPTION_DISABLE_AUDIO },
{ "flat-audio", no_argument, 0, OPTION_FLAT_AUDIO },
{ "gain-staging", required_argument, 0, OPTION_GAIN_STAGING },
{ "disable-locut", no_argument, 0, OPTION_DISABLE_LOCUT },
{ "10-bit-input", no_argument, 0, OPTION_10_BIT_INPUT },
{ "10-bit-output", no_argument, 0, OPTION_10_BIT_OUTPUT },
{ "input-ycbcr-interpretation", required_argument, 0, OPTION_INPUT_YCBCR_INTERPRETATION },
+ { "mjpeg-export-cards", required_argument, 0, OPTION_MJPEG_EXPORT_CARDS },
{ 0, 0, 0, 0 }
};
vector<string> theme_dirs;
string output_ycbcr_coefficients = "auto";
+ bool card_to_mjpeg_stream_export_set = false;
for ( ;; ) {
int option_index = 0;
- int c = getopt_long(argc, argv, "c:t:I:r:v:m:M:w:h:", long_options, &option_index);
+ int c = getopt_long(argc, argv, "c:o:t:I:r:v:m:M:w:h:", long_options, &option_index);
if (c == -1) {
break;
global_flags.height = atoi(optarg);
break;
case 'c':
- global_flags.num_cards = atoi(optarg);
+ global_flags.min_num_cards = atoi(optarg);
+ break;
+ case OPTION_MAX_NUM_CARDS:
+ global_flags.max_num_cards = atoi(optarg);
break;
case 'o':
global_flags.output_card = atoi(optarg);
case OPTION_FAKE_CARDS_AUDIO:
global_flags.fake_cards_audio = true;
break;
+ case OPTION_V4L_OUTPUT:
+ global_flags.v4l_output_device = optarg;
+ break;
case OPTION_HTTP_UNCOMPRESSED_VIDEO:
global_flags.uncompressed_video_to_http = true;
break;
case OPTION_HTTP_PORT:
global_flags.http_port = atoi(optarg);
break;
+ case OPTION_SRT_PORT:
+ global_flags.srt_port = atoi(optarg);
+ break;
+ case OPTION_NO_SRT:
+ global_flags.srt_port = -1;
+ break;
case OPTION_NO_TRANSCODE_AUDIO:
global_flags.transcode_audio = false;
break;
+ case OPTION_DISABLE_AUDIO:
+ global_flags.transcode_audio = false;
+ global_flags.enable_audio = false;
+ break;
case OPTION_HTTP_X264_VIDEO:
global_flags.x264_video_to_http = true;
break;
case OPTION_FULLSCREEN:
global_flags.fullscreen = true;
break;
+ case OPTION_MJPEG_EXPORT_CARDS: {
+ if (card_to_mjpeg_stream_export_set) {
+ fprintf(stderr, "ERROR: --mjpeg-export-cards given twice\n");
+ exit(1);
+ }
+ global_flags.card_to_mjpeg_stream_export = parse_mjpeg_export_cards(optarg);
+ card_to_mjpeg_stream_export_set = true;
+ break;
+ }
case OPTION_HELP:
usage(program);
exit(0);
fprintf(stderr, "ERROR: --http-uncompressed-video and --http-x264-video are mutually incompatible\n");
exit(1);
}
- if (global_flags.num_cards <= 0) {
+ if (global_flags.min_num_cards <= 0) {
fprintf(stderr, "ERROR: --num-cards must be at least 1\n");
exit(1);
}
+ if (global_flags.max_num_cards <= 0) {
+ fprintf(stderr, "ERROR: --max-num-cards must be at least 1\n");
+ exit(1);
+ }
+ if (global_flags.max_num_cards < global_flags.min_num_cards) {
+ fprintf(stderr, "ERROR: --max-num-cards can not be lower than --num-cards\n");
+ exit(1);
+ }
if (global_flags.output_card < -1 ||
- global_flags.output_card >= global_flags.num_cards) {
+ global_flags.output_card >= global_flags.max_num_cards) {
fprintf(stderr, "ERROR: --output-card points to a nonexistant card\n");
exit(1);
}
- if (!global_flags.transcode_audio && global_flags.stream_audio_codec_name.empty()) {
+ if (global_flags.enable_audio && !global_flags.transcode_audio && global_flags.stream_audio_codec_name.empty()) {
fprintf(stderr, "ERROR: If not transcoding audio, you must specify ahead-of-time what audio codec is in use\n");
fprintf(stderr, " (using --http-audio-codec).\n");
exit(1);
}
for (pair<int, int> mapping : global_flags.default_stream_mapping) {
- if (mapping.second >= global_flags.num_cards) {
- fprintf(stderr, "ERROR: Signal %d mapped to card %d, which doesn't exist (try adjusting --num-cards)\n",
+ if (mapping.second >= global_flags.max_num_cards) {
+ fprintf(stderr, "ERROR: Signal %d mapped to card %d, which doesn't exist (try adjusting --max-num-cards)\n",
mapping.first, mapping.second);
exit(1);
}
} else if (global_flags.x264_bitrate == -1) {
global_flags.x264_bitrate = DEFAULT_X264_OUTPUT_BIT_RATE;
}
+
+ if (!card_to_mjpeg_stream_export_set) {
+ // Fill in the default mapping (export all cards, in order).
+ for (unsigned card_idx = 0; card_idx < unsigned(global_flags.max_num_cards); ++card_idx) {
+ global_flags.card_to_mjpeg_stream_export[card_idx] = card_idx;
+ }
+ }
}
projects / nageru / blobdiff