947浏览
查看: 947|回复: 0

[项目分享] K210 MaixPy AI 功能 之 检测 红绿灯(带视频效果、模型)

[复制链接]
本帖最后由 Sipeed-大佬鼠 于 2021-2-28 15:45 编辑

话不多说,直接看效果。





# object detector boot.py
# generated by maixhub.com

import sensor, image, lcd, time
import KPU as kpu
import gc, sys

def lcd_show_except(e):
    import uio
    err_str = uio.StringIO()
    sys.print_exception(e, err_str)
    err_str = err_str.getvalue()
    img = image.Image(size=(224,224))
    img.draw_string(0, 10, err_str, scale=1, color=(0xff,0x00,0x00))
    lcd.display(img)

def main(anchors, labels = None, model_addr="/sd/m.kmodel", sensor_window=(224, 224), lcd_rotation=0, sensor_hmirror=False, sensor_vflip=False):
    sensor.reset()
    sensor.set_pixformat(sensor.RGB565)
    sensor.set_framesize(sensor.QVGA)
    sensor.set_windowing(sensor_window)
    sensor.set_hmirror(sensor_hmirror)
    sensor.set_vflip(sensor_vflip)
    sensor.run(1)

    lcd.init(type=1)
    lcd.rotation(lcd_rotation)
    lcd.clear(lcd.WHITE)

    if not labels:
        with open('labels.txt','r') as f:
            exec(f.read())
    if not labels:
        print("no labels.txt")
        img = image.Image(size=(320, 240))
        img.draw_string(90, 110, "no labels.txt", color=(255, 0, 0), scale=2)
        lcd.display(img)
        return 1
    try:
        img = image.Image("startup.jpg")
        lcd.display(img)
    except Exception:
        img = image.Image(size=(320, 240))
        img.draw_string(90, 110, "loading model...", color=(255, 255, 255), scale=2)
        lcd.display(img)

    try:
        task = None
        task = kpu.load(model_addr)
        kpu.init_yolo2(task, 0.5, 0.3, 5, anchors) # threshold:[0,1], nms_value: [0, 1]
        while(True):
            img = sensor.snapshot()
            t = time.ticks_ms()
            objects = kpu.run_yolo2(task, img)
            t = time.ticks_ms() - t
            if objects:
                for obj in objects:
                    pos = obj.rect()
                    img.draw_rectangle(pos)
                    img.draw_string(pos[0], pos[1], "%s : %.2f" %(labels[obj.classid()], obj.value()), scale=2, color=(255, 0, 0))
            img.draw_string(0, 200, "t:%dms" %(t), scale=2, color=(255, 0, 0))
            lcd.display(img)
    except Exception as e:
        raise e
    finally:
        if not task is None:
            kpu.deinit(task)

if __name__ == "__main__":
    try:
        labels = ["green", "red"]
        anchors = [0.9062500000000001, 1.3125, 0.5625, 0.9062500000000001, 0.375, 0.78125, 0.71875, 1.09375, 0.46875, 0.84375]
        # main(anchors = anchors, labels=labels, model_addr=0x300000, lcd_rotation=0)
        main(anchors = anchors, labels=labels, model_addr="/sd/m.kmodel")
    except Exception as e:
        sys.print_exception(e)
        lcd_show_except(e)
    finally:
        gc.collect()
SunFebruary-202102283772..png

maixhub-detector-result-e7a1fc85ec095b079d21a591919b9b69-2020-12-13-11-08.zip

1.61 MB, 下载次数: 46

您需要登录后才可以回帖 登录 | 立即注册

本版积分规则

为本项目制作心愿单
购买心愿单
心愿单 编辑
[[wsData.name]]

硬件清单

  • [[d.name]]
btnicon
我也要做!
点击进入购买页面
上海智位机器人股份有限公司 沪ICP备09038501号-4

© 2013-2022 Comsenz Inc. Powered by Discuz! X3.4 Licensed

mail