tTh/FloatImg
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opening a raspi bug hunt

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tonton th 2021-02-28 18:18:26 +01:00
parent 4556887358
commit b91c428370
1 changed files with 10 additions and 3 deletions
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11
v4l2/grabvidseq.c
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@ -47,6 +47,7 @@ struct buffer {
}; };
int verbosity; int verbosity;
static int systrace;
/* --------------------------------------------------------------------- */ /* --------------------------------------------------------------------- */
@ -54,6 +55,11 @@ static void xioctl(int fh, int request, void *arg)
{ {
int r; 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 { do {
r = v4l2_ioctl(fh, request, arg); r = v4l2_ioctl(fh, request, arg);
} while (r == -1 && ((errno == EINTR) || (errno == EAGAIN))); } 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-c mode\t\tcontrast enhancement");
puts("\t-u\t\ttry upscaling..."); puts("\t-u\t\ttry upscaling...");
puts("\t-v\t\tincrease verbosity"); puts("\t-v\t\tincrease verbosity");
puts("\t-Z\t\tenable systrace");
if (verbosity) { if (verbosity) {
puts("\n\t\tXXX list all the contrast modes, please\n"); puts("\n\t\tXXX list all the contrast modes, please\n");
} }
@ -124,7 +131,7 @@ char *outfile = "out.pnm";
FloatImg cumul, tmpfimg, *to_save; FloatImg cumul, tmpfimg, *to_save;
#endif #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) { switch(opt) {
case 'c': contrast = fimg_id_contraste(optarg); case 'c': contrast = fimg_id_contraste(optarg);
if (contrast < 0) { if (contrast < 0) {
@ -151,7 +158,7 @@ while ((opt = getopt(argc, argv, "c:d:ghn:o:O:p:r:s:uv")) != -1) {
break; break;
case 'u': upscaling = 1; break; case 'u': upscaling = 1; break;
case 'v': verbosity++; break; case 'v': verbosity++; break;
case 'Z': systrace = 1; break;
default: default:
fprintf(stderr, "option '%c' is wtf\n", opt); fprintf(stderr, "option '%c' is wtf\n", opt);
exit(1); exit(1);