1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/midi/chgvel.c	Thu Apr 07 23:38:12 2011 -0400
     1.3 @@ -0,0 +1,47 @@
     1.4 +/*
     1.5 + * Copyright (C) 2010 Gregor Richards
     1.6 + *
     1.7 + * Permission is hereby granted, free of charge, to any person obtaining a copy
     1.8 + * of this software and associated documentation files (the "Software"), to deal
     1.9 + * in the Software without restriction, including without limitation the rights
    1.10 + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    1.11 + * copies of the Software, and to permit persons to whom the Software is
    1.12 + * furnished to do so, subject to the following conditions:
    1.13 + *
    1.14 + * The above copyright notice and this permission notice shall be included in
    1.15 + * all copies or substantial portions of the Software.
    1.16 + *
    1.17 + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    1.18 + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    1.19 + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    1.20 + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    1.21 + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    1.22 + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    1.23 + * THE SOFTWARE.
    1.24 + */
    1.25 +
    1.26 +#include <stdio.h>
    1.27 +#include <stdlib.h>
    1.28 +#include <string.h>
    1.29 +
    1.30 +int main(int argc, char **argv)
    1.31 +{
    1.32 +    char buf[1024], *v;
    1.33 +    int red;
    1.34 +
    1.35 +    if (argc != 2) {
    1.36 +        fprintf(stderr, "Use: chgvel <1/reduction>\n");
    1.37 +        return 1;
    1.38 +    }
    1.39 +    red = atoi(argv[1]);
    1.40 +
    1.41 +    while (fgets(buf, 1024, stdin)) {
    1.42 +        if (strstr(buf, " On ") != NULL || strstr(buf, " Off ") != NULL) {
    1.43 +            if ((v = strstr(buf, "v=")) != NULL) {
    1.44 +                sprintf(v + 2, "%d\n", atoi(v + 2) * (red - 1) / red + (128/red));
    1.45 +            }
    1.46 +        }
    1.47 +        printf("%s", buf);
    1.48 +    }
    1.49 +    return 0;
    1.50 +}