dragonpilot - 基於 openpilot 的開源駕駛輔助系統
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#include <sys/resource.h>
#include <limits.h>
#include <cstdio>
#include <cstdlib>
#include "cereal/visionipc/visionipc_client.h"
#include "common/swaglog.h"
#include "common/util.h"
#include "selfdrive/modeld/models/nav.h"
ExitHandler do_exit;
void run_model(NavModelState &model, VisionIpcClient &vipc_client) {
PubMaster pm({"navModel"});
double last_ts = 0;
uint32_t last_frame_id = 0;
VisionIpcBufExtra extra = {};
while (!do_exit) {
VisionBuf *buf = vipc_client.recv(&extra);
if (buf == nullptr) continue;
double t1 = millis_since_boot();
NavModelResult *model_res = navmodel_eval_frame(&model, buf);
double t2 = millis_since_boot();
// send navmodel packet
navmodel_publish(pm, extra.frame_id, *model_res, (t2 - t1) / 1000.0);
//printf("navmodel process: %.2fms, from last %.2fms\n", t2 - t1, t1 - last_ts);
last_ts = t1;
last_frame_id = extra.frame_id;
}
}
int main(int argc, char **argv) {
setpriority(PRIO_PROCESS, 0, -15);
// init the models
NavModelState model;
navmodel_init(&model);
LOGW("models loaded, navmodeld starting");
VisionIpcClient vipc_client = VisionIpcClient("navd", VISION_STREAM_MAP, true);
while (!do_exit && !vipc_client.connect(false)) {
util::sleep_for(100);
}
// run the models
if (vipc_client.connected) {
LOGW("connected with buffer size: %d", vipc_client.buffers[0].len);
run_model(model, vipc_client);
}
navmodel_free(&model);
return 0;
}