• OpenMV VSCode 扩展发布了,在插件市场直接搜索OpenMV就可以安装
  • 如果有产品硬件故障问题,比如无法开机,论坛很难解决。可以直接找售后维修
  • 发帖子之前,请确认看过所有的视频教程,https://singtown.com/learn/ 和所有的上手教程http://book.openmv.cc/
  • 每一个新的提问,单独发一个新帖子
  • 帖子需要目的,你要做什么?
  • 如果涉及代码,需要报错提示全部代码文本,请注意不要贴代码图片
  • 必看:玩转星瞳论坛了解一下图片上传,代码格式等问题。
  • Failed to load "trained.tflite"



    • # Edge Impulse - OpenMV Image Classification Example
      #
      # This work is licensed under the MIT license.
      # Copyright (c) 2013-2024 OpenMV LLC. All rights reserved.
      # https://github.com/openmv/openmv/blob/master/LICENSE
      
      import sensor, image, time, os, uos, gc, ml
      from ulab import numpy as np
      
      sensor.reset()                         # Reset and initialize the sensor.
      sensor.set_pixformat(sensor.RGB565)    # Set pixel format to RGB565 (or GRAYSCALE)
      sensor.set_framesize(sensor.QVGA)      # Set frame size to QVGA (320x240)
      sensor.set_windowing((240, 240))       # Set 240x240 window.
      sensor.skip_frames(time=2000)          # Let the camera adjust.
      
      net = None
      labels = None
      
      try:
          # load the model, alloc the model file on the heap if we have at least 64K free after loading
          net = ml.Model("trained.tflite", load_to_fb=uos.stat('trained.tflite')[6] > (gc.mem_free() - (64*1024)))
      except Exception as e:
          print(e)
          raise Exception('Failed to load "trained.tflite", did you copy the .tflite and labels.txt file onto the mass-storage device? (' + str(e) + ')')
      
      try:
          labels = [line.rstrip('\n') for line in open("labels.txt")]
      except Exception as e:
          raise Exception('Failed to load "labels.txt", did you copy the .tflite and labels.txt file onto the mass-storage device? (' + str(e) + ')')
      
      clock = time.clock()
      while(True):
          clock.tick()
      
          img = sensor.snapshot()
      
          predictions_list = list(zip(labels, net.predict([img])[0].flatten().tolist()))
      
          for i in range(len(predictions_list)):
              print("%s = %f" % (predictions_list[i][0], predictions_list[i][1]))
      
          print(clock.fps(), "fps")
      ![0_1730909218195_捕获.PNG](https://fcdn.singtown.com/c5ff1923-0088-410f-8abb-f71c6211c5a2.PNG) 
      


    • 固件版本是4.5.9 IDE版本4.0.14



    • 0_1730951997456_捕获.PNG



    • OpenMV H7需要用mobilenet v1。或者用星瞳AI云服务训练:https://docs.singtown.com/ai/zh/latest/toturial/classify.html