Allow symlinked frame files. Useful for testing.

[nageru] / flags.cpp

diff --git a/flags.cpp b/flags.cpp
index af1cfb971feafffd754608d2409b1054dfb624ee..4c7537093982671a4775f0b20d7bd7b7c6d0b569 100644 (file)
--- a/flags.cpp
+++ b/flags.cpp
@@ -14,7 +14,8 @@ Flags global_flags;
 // Long options that have no corresponding short option.
 enum LongOption {
        OPTION_HELP = 1000,
-       OPTION_SLOW_DOWN_INPUT = 1001
+       OPTION_SLOW_DOWN_INPUT = 1001,
+       OPTION_HTTP_PORT = 1002
 };
 
 void usage()
@@ -23,7 +24,13 @@ void usage()
        fprintf(stderr, "\n");
        fprintf(stderr, "      --help                      print usage information\n");
        fprintf(stderr, "      --slow-down-input           slow down input to realtime (default on if no\n");
-       fprintf(stderr, "                                    source URL given)");
+       fprintf(stderr, "                                    source URL given)\n");
+       fprintf(stderr, "  -q, --interpolation-quality N   1 = fastest\n");
+       fprintf(stderr, "                                  2 = default (realtime 720p on fast embedded GPUs)\n");
+       fprintf(stderr, "                                  3 = good (realtime 720p on GTX 970 or so)\n");
+       fprintf(stderr, "                                  4 = best (not realtime on any current GPU)\n");
+       fprintf(stderr, "  -d, --working-directory DIR     where to store frames and database\n");
+       fprintf(stderr, "      --http-port PORT            which port to listen on for output\n");
 }
 
 void parse_flags(int argc, char * const argv[])
@@ -31,11 +38,14 @@ void parse_flags(int argc, char * const argv[])
        static const option long_options[] = {
                { "help", no_argument, 0, OPTION_HELP },
                { "slow-down-input", no_argument, 0, OPTION_SLOW_DOWN_INPUT },
+               { "interpolation-quality", required_argument, 0, 'q' },
+               { "working-directory", required_argument, 0, 'd' },
+               { "http-port", required_argument, 0, OPTION_HTTP_PORT },
                { 0, 0, 0, 0 }
        };
        for ( ;; ) {
                int option_index = 0;
-               int c = getopt_long(argc, argv, "q:", long_options, &option_index);
+               int c = getopt_long(argc, argv, "q:d:", long_options, &option_index);
 
                if (c == -1) {
                        break;
@@ -44,6 +54,15 @@ void parse_flags(int argc, char * const argv[])
                case OPTION_SLOW_DOWN_INPUT:
                        global_flags.slow_down_input = true;
                        break;
+               case 'q':
+                       global_flags.interpolation_quality = atoi(optarg);
+                       break;
+               case 'd':
+                       global_flags.working_directory = optarg;
+                       break;
+               case OPTION_HTTP_PORT:
+                       global_flags.http_port = atoi(optarg);
+                       break;
                case OPTION_HELP:
                        usage();
                        exit(0);
@@ -54,4 +73,10 @@ void parse_flags(int argc, char * const argv[])
                        exit(1);
                }
        }
+
+       if (global_flags.interpolation_quality < 1 || global_flags.interpolation_quality > 4) {
+               fprintf(stderr, "Interpolation quality must be 1, 2, 3 or 4.\n");
+               usage();
+               exit(1);
+       }
 }