123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263 |
- #include <stdio.h>
- #include <stdlib.h>
- #include <pcilib.h>
- #include <pcilib/error.h>
- #include <ipecamera.h>
- void log_error(void *arg, const char *file, int line, pcilib_log_priority_t prio, const char *format, va_list ap) {
- vprintf(format, ap);
- printf("\n");
- if (prio == PCILIB_LOG_ERROR) {
- printf("Exiting at [%s:%u]\n\n", file, line);
- exit(-1);
- }
- }
- int main() {
- int err;
- pcilib_event_id_t evid;
- ipecamera_event_info_t info;
- ipecamera_t *ipecamera;
- size_t size;
- void *data;
- FILE *f;
- pcilib_set_logger(PCILIB_LOG_WARNING, &log_error, NULL);
- pcilib_t *pcilib = pcilib_open("/dev/fpga0", "ipecamera");
- if (!pcilib) pcilib_error("Error opening device");
- ipecamera = (ipecamera_t*)pcilib_get_event_engine(pcilib);
- if (!ipecamera) pcilib_error("Failed to get ipecamera event engine");
- err = ipecamera_set_buffer_size(ipecamera, 8);
- if (err) pcilib_error("Error (%i) setting buffer size", err);
- err = pcilib_start(pcilib, PCILIB_EVENTS_ALL, PCILIB_EVENT_FLAGS_DEFAULT);
- if (err) pcilib_error("Error (%i) starting event engine", err);
- err = pcilib_trigger(pcilib, PCILIB_EVENT0, 0, NULL);
- if (err) pcilib_error("Error (%i) triggering event", err);
- err = pcilib_get_next_event(pcilib, 100000, &evid, sizeof(info), (pcilib_event_info_t*)&info);
- if (err) pcilib_error("Error (%i) while waiting for event", err);
- data = pcilib_get_data(pcilib, evid, PCILIB_EVENT_DATA, &size);
- if (!data) pcilib_error("Error getting event data");
- printf("Writting %zu bytes to /dev/null\n", size);
- f = fopen("/dev/null", "w");
- if (f) {
- fwrite(data, 1, size, f);
- fclose(f);
- }
- err = pcilib_return_data(pcilib, evid, PCILIB_EVENT_DATA, data);
- if (err) pcilib_error("Error returning data, data is possibly corrupted");
- pcilib_stop(pcilib, PCILIB_EVENT_FLAGS_DEFAULT);
- }
|