openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

84 lines
2.9 KiB

#define CATCH_CONFIG_MAIN
#include "catch2/catch.hpp"
#include <cassert>
#include <cmath>
#include <cstring>
#include "common/util.h"
#include "system/camerad/cameras/camera_common.h"
#define W 240
#define H 160
#define TONE_SPLITS 3
float gts[TONE_SPLITS * TONE_SPLITS * TONE_SPLITS * TONE_SPLITS] = {
0.917969, 0.917969, 0.375000, 0.917969, 0.375000, 0.375000, 0.187500, 0.187500, 0.187500, 0.917969,
0.375000, 0.375000, 0.187500, 0.187500, 0.187500, 0.187500, 0.187500, 0.187500, 0.093750, 0.093750,
0.093750, 0.093750, 0.093750, 0.093750, 0.093750, 0.093750, 0.093750, 0.917969, 0.375000, 0.375000,
0.187500, 0.187500, 0.187500, 0.187500, 0.187500, 0.187500, 0.093750, 0.093750, 0.093750, 0.093750,
0.093750, 0.093750, 0.093750, 0.093750, 0.093750, 0.093750, 0.093750, 0.093750, 0.093750, 0.093750,
0.093750, 0.093750, 0.093750, 0.093750, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000,
0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000,
0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000, 0.000000,
0.000000};
TEST_CASE("camera.test_set_exposure_target") {
// set up fake camerabuf
CameraBuf cb = {};
VisionBuf vb = {};
uint8_t * fb_y = new uint8_t[W*H];
vb.y = fb_y;
cb.cur_yuv_buf = &vb;
cb.rgb_width = W;
cb.rgb_height = H;
Rect rect = {0, 0, W-1, H-1};
printf("AE test patterns %dx%d\n", cb.rgb_width, cb.rgb_height);
// mix of 5 tones
uint8_t l[5] = {0, 24, 48, 96, 235}; // 235 is yuv max
bool passed = true;
float rtol = 0.05;
// generate pattern and calculate EV
int cnt = 0;
for (int i_0=0; i_0<TONE_SPLITS; i_0++) {
for (int i_1=0; i_1<TONE_SPLITS; i_1++) {
for (int i_2=0; i_2<TONE_SPLITS; i_2++) {
for (int i_3=0; i_3<TONE_SPLITS; i_3++) {
int h_0 = i_0 * H / TONE_SPLITS;
int h_1 = i_1 * (H - h_0) / TONE_SPLITS;
int h_2 = i_2 * (H - h_0 - h_1) / TONE_SPLITS;
int h_3 = i_3 * (H - h_0 - h_1 - h_2) / TONE_SPLITS;
int h_4 = H - h_0 - h_1 - h_2 - h_3;
memset(&fb_y[0], l[0], h_0*W);
memset(&fb_y[h_0*W], l[1], h_1*W);
memset(&fb_y[h_0*W+h_1*W], l[2], h_2*W);
memset(&fb_y[h_0*W+h_1*W+h_2*W], l[3], h_3*W);
memset(&fb_y[h_0*W+h_1*W+h_2*W+h_3*W], l[4], h_4*W);
float ev = set_exposure_target((const CameraBuf*) &cb, rect, 1, 1);
// printf("%d/%d/%d/%d/%d ev is %f\n", h_0, h_1, h_2, h_3, h_4, ev);
// printf("%f\n", ev);
// compare to gt
float evgt = gts[cnt];
if (fabs(ev - evgt) > rtol*evgt) {
passed = false;
}
// report
printf("%d/%d/%d/%d/%d: ev %f, gt %f, err %f\n", h_0, h_1, h_2, h_3, h_4, ev, evgt, fabs(ev - evgt) / (evgt != 0 ? evgt : 0.00001f));
cnt++;
}
}
}
}
assert(passed);
delete[] fb_y;
}