opening a raspi bug hunt

This commit is contained in:
tonton th 2021-02-28 18:18:26 +01:00
parent 4556887358
commit b91c428370
1 changed files with 10 additions and 3 deletions

View File

@ -47,6 +47,7 @@ struct buffer {
};
int verbosity;
static int systrace;
/* --------------------------------------------------------------------- */
@ -54,6 +55,11 @@ static void xioctl(int fh, int request, void *arg)
{
int r;
/* may be imagine a system for displaying all call to this function ? */
if (systrace) {
fprintf(stderr, "xioctl fd=%d req=%d arg=%p\n", fh, request, arg);
}
do {
r = v4l2_ioctl(fh, request, arg);
} while (r == -1 && ((errno == EINTR) || (errno == EAGAIN)));
@ -83,6 +89,7 @@ puts("\t-s WxH\t\tsize of capture");
puts("\t-c mode\t\tcontrast enhancement");
puts("\t-u\t\ttry upscaling...");
puts("\t-v\t\tincrease verbosity");
puts("\t-Z\t\tenable systrace");
if (verbosity) {
puts("\n\t\tXXX list all the contrast modes, please\n");
}
@ -124,7 +131,7 @@ char *outfile = "out.pnm";
FloatImg cumul, tmpfimg, *to_save;
#endif
while ((opt = getopt(argc, argv, "c:d:ghn:o:O:p:r:s:uv")) != -1) {
while ((opt = getopt(argc, argv, "c:d:ghn:o:O:p:r:s:uvZ")) != -1) {
switch(opt) {
case 'c': contrast = fimg_id_contraste(optarg);
if (contrast < 0) {
@ -151,7 +158,7 @@ while ((opt = getopt(argc, argv, "c:d:ghn:o:O:p:r:s:uv")) != -1) {
break;
case 'u': upscaling = 1; break;
case 'v': verbosity++; break;
case 'Z': systrace = 1; break;
default:
fprintf(stderr, "option '%c' is wtf\n", opt);
exit(1);