dragonpilot - 基於 openpilot 的開源駕駛輔助系統
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#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <cassert>
#include <sys/resource.h>
#include "common/visionbuf.h"
#include "common/visionipc.h"
#include "common/swaglog.h"
#include "models/dmonitoring.h"
#ifndef PATH_MAX
#include <linux/limits.h>
#endif
volatile sig_atomic_t do_exit = 0;
static void set_do_exit(int sig) {
do_exit = 1;
}
int main(int argc, char **argv) {
int err;
setpriority(PRIO_PROCESS, 0, -15);
signal(SIGINT, (sighandler_t)set_do_exit);
signal(SIGTERM, (sighandler_t)set_do_exit);
PubMaster pm({"driverState"});
// init the models
DMonitoringModelState dmonitoringmodel;
dmonitoring_init(&dmonitoringmodel);
// loop
VisionStream stream;
while (!do_exit) {
VisionStreamBufs buf_info;
err = visionstream_init(&stream, VISION_STREAM_YUV_FRONT, true, &buf_info);
if (err) {
printf("visionstream connect fail\n");
usleep(100000);
continue;
}
LOGW("connected with buffer size: %d", buf_info.buf_len);
double last = 0;
while (!do_exit) {
VIPCBuf *buf;
VIPCBufExtra extra;
buf = visionstream_get(&stream, &extra);
if (buf == NULL) {
printf("visionstream get failed\n");
break;
}
double t1 = millis_since_boot();
DMonitoringResult res = dmonitoring_eval_frame(&dmonitoringmodel, buf->addr, buf_info.width, buf_info.height);
double t2 = millis_since_boot();
// send dm packet
const float* raw_pred_ptr = send_raw_pred ? (const float *)dmonitoringmodel.output : nullptr;
dmonitoring_publish(pm, extra.frame_id, res, raw_pred_ptr, (t2-t1)/1000.0);
LOGD("dmonitoring process: %.2fms, from last %.2fms", t2-t1, t1-last);
last = t1;
}
visionstream_destroy(&stream);
}
dmonitoring_free(&dmonitoringmodel);
return 0;
}