-// Intensity Shuttle USB3 capture driver, v0.4
+// Intensity Shuttle USB3 capture driver, v0.5
// Can download 8-bit and 10-bit UYVY/v210 frames from HDMI, quite stable
// (can do captures for hours at a time with no drops), except during startup
// 576p60/720p60/1080i60 works, 1080p60 does not work (firmware limitation)
printf("couldn't set realtime priority for USB thread: %s\n", strerror(errno));
}
while (!should_quit) {
- int rc = libusb_handle_events(nullptr);
+ timeval sec { 1, 0 };
+ int rc = libusb_handle_events_timeout(nullptr, &sec);
if (rc != LIBUSB_SUCCESS)
break;
}
unsigned BMUSBCapture::num_cards()
{
+ int rc = libusb_init(nullptr);
+ if (rc < 0) {
+ fprintf(stderr, "Error initializing libusb: %s\n", libusb_error_name(rc));
+ exit(1);
+ }
+
vector<USBCardDevice> found_cards = find_all_cards();
unsigned ret = found_cards.size();
for (size_t i = 0; i < found_cards.size(); ++i) {