Make width/height configurable in Futatabi.

[nageru] / futatabi / flags.cpp

diff --git a/futatabi/flags.cpp b/futatabi/flags.cpp
index 4c7537093982671a4775f0b20d7bd7b7c6d0b569..0de7b0261937f42b1133e82b95e42d742acbab28 100644 (file)
--- a/futatabi/flags.cpp
+++ b/futatabi/flags.cpp
@@ -23,6 +23,8 @@ void usage()
        fprintf(stderr, "Usage: futatabi [OPTION]... SOURCE_URL\n");
        fprintf(stderr, "\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, "      --slow-down-input           slow down input to realtime (default on if no\n");
        fprintf(stderr, "                                    source URL given)\n");
        fprintf(stderr, "  -q, --interpolation-quality N   1 = fastest\n");
@@ -37,6 +39,8 @@ void parse_flags(int argc, char * const argv[])
 {
        static const option long_options[] = {
                { "help", no_argument, 0, OPTION_HELP },
+               { "width", required_argument, 0, 'w' },
+               { "height", required_argument, 0, 'h' },
                { "slow-down-input", no_argument, 0, OPTION_SLOW_DOWN_INPUT },
                { "interpolation-quality", required_argument, 0, 'q' },
                { "working-directory", required_argument, 0, 'd' },
@@ -45,12 +49,18 @@ void parse_flags(int argc, char * const argv[])
        };
        for ( ;; ) {
                int option_index = 0;
-               int c = getopt_long(argc, argv, "q:d:", long_options, &option_index);
+               int c = getopt_long(argc, argv, "w:h:q:d:", 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 OPTION_SLOW_DOWN_INPUT:
                        global_flags.slow_down_input = true;
                        break;