// Long options that have no corresponding short option.
enum LongOption {
- OPTION_MULTICHANNEL = 1000,
+ OPTION_HELP = 1000,
+ OPTION_MULTICHANNEL,
OPTION_MIDI_MAPPING,
OPTION_FAKE_CARDS_AUDIO,
OPTION_HTTP_UNCOMPRESSED_VIDEO,
{
fprintf(stderr, "Usage: nageru [OPTION]...\n");
fprintf(stderr, "\n");
- fprintf(stderr, " -h, --help print usage information\n");
+ fprintf(stderr, " --help print usage information\n");
+ fprintf(stderr, " -w, --width output width in pixels (default 1280)\n");
+ fprintf(stderr, " -h, --height output height in pixels (default 720)\n");
fprintf(stderr, " -c, --num-cards set number of input cards (default 2)\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");
void parse_flags(int argc, char * const argv[])
{
static const option long_options[] = {
- { "help", no_argument, 0, 'h' },
+ { "help", no_argument, 0, OPTION_HELP },
+ { "width", required_argument, 0, 'w' },
+ { "height", required_argument, 0, 'h' },
{ "num-cards", required_argument, 0, 'c' },
{ "theme", required_argument, 0, 't' },
{ "theme-dir", required_argument, 0, 'I' },
vector<string> theme_dirs;
for ( ;; ) {
int option_index = 0;
- int c = getopt_long(argc, argv, "c:t:I:v:m:M:", long_options, &option_index);
+ int c = getopt_long(argc, argv, "c:t:I:v:m:M:w:h:", long_options, &option_index);
if (c == -1) {
break;
}
switch (c) {
+ case 'w':
+ global_flags.width = atoi(optarg);
+ break;
+ case 'h':
+ global_flags.height = atoi(optarg);
+ break;
case 'c':
global_flags.num_cards = atoi(optarg);
break;
case OPTION_NO_FLUSH_PBOS:
global_flags.flush_pbos = false;
break;
- case 'h':
+ case OPTION_HELP:
usage();
exit(0);
default:
global_flags.theme_dirs = theme_dirs;
}
+ // In reality, we could probably do with any even value (we subsample
+ // by two in some places), but it's better to be on the safe side
+ // wrt. video codecs and such. (I'd set 16 if I could, but 1080 isn't
+ // divisible by 16.)
+ if (global_flags.width <= 0 || (global_flags.width % 8) != 0 ||
+ global_flags.height <= 0 || (global_flags.height % 8) != 0) {
+ fprintf(stderr, "ERROR: --width and --height must be positive integers divisible by 8\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",