feat(scale): 新增 UDP 广播兜底发现机制并恢复开机自启原始方案

- 新增 UdpBroadcastSender/UdpBroadcastReceiver，子设备定时广播，主设备监听，与 mDNS 互为备份
- 恢复 BootReceiver 为直接启动 Activity 的原始方式，删除 BootService
- 移除 InitActivity 开机自启相关 Window flags
- 移除 PyTorch 依赖，缩减安装包体积
- 删除仓库中的 release apk 和 pt 模型文件

app/build.gradle.kts

@@ -137,8 +137,8 @@ dependencies {
     implementation(libs.androidx.camera.extensions)
 
     //pytorch
-    implementation (libs.pytorch.android)
-    implementation (libs.pytorch.android.torchvision)
+//    implementation (libs.pytorch.android)
+//    implementation (libs.pytorch.android.torchvision)
 
     // objectbox
     if (isDebug) {

app/src/main/AndroidManifest.xml

@@ -21,8 +21,6 @@
     <uses-permission android:name="android.permission.READ_PHONE_STATE" />
 
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
-    <uses-permission android:name="android.permission.FOREGROUND_SERVICE"/>
-    <uses-permission android:name="android.permission.USE_FULL_SCREEN_INTENT"/>
 
     <supports-screens
         android:anyDensity="true"
@@ -107,24 +105,12 @@
         <receiver
             android:name=".utils.BootReceiver"
             android:enabled="true"
-            android:exported="true"
-            android:directBootAware="true">
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.BOOT_COMPLETED"/>
-                <action android:name="android.intent.action.QUICKBOOT_POWERON" />
-                <action android:name="com.htc.intent.action.QUICKBOOT_POWERON" />
-                <action android:name="android.intent.action.LOCKED_BOOT_COMPLETED" />
             </intent-filter>
         </receiver>
 
-        <!-- 开机自启中转前台服务，exported=false 仅允许本应用内部启动 -->
-        <service
-            android:name=".utils.BootService"
-            android:enabled="true"
-            android:exported="false"
-            android:foregroundServiceType="dataSync"
-            android:directBootAware="true" />
-
     </application>
 
 </manifest>

app/src/main/java/com/shuwei/dish/match/base/BaseApp.kt

@@ -8,8 +8,6 @@ import android.content.SharedPreferences
 import android.util.Log
 import com.shuwei.dish.match.R
 import com.shuwei.dish.match.db.DatabaseProvider
-import com.shuwei.dish.match.objbox.FoodModule
-import com.shuwei.dish.match.objbox.ObjectBox
 import com.shuwei.dish.match.scale.ScaleServiceManager
 import com.shuwei.dish.match.ui.InitActivity.Companion.TAG
 import com.shuwei.dish.match.utils.AppUtil
@@ -42,7 +40,7 @@ class BaseApp : Application() {
 //        GlobalData.deviceId = "39a7abdd06b3c7ab"
         val filter = IntentFilter(Intent.ACTION_BOOT_COMPLETED)
         registerReceiver(BootReceiver(), filter)
-        ObjectBox.init(this)
+//        ObjectBox.init(this)
     }
 
     override fun onTerminate() {

app/src/main/java/com/shuwei/dish/match/objbox/FoodModule.kt

@@ -1,308 +1,308 @@
-package com.shuwei.dish.match.objbox
-
-import android.content.Context
-import android.graphics.Bitmap
-import android.util.Log
-import androidx.core.graphics.scale
-import com.google.gson.Gson
-import com.google.gson.reflect.TypeToken
-import com.shuwei.dish.match.utils.AssetsTool
-import com.shuwei.dish.match.utils.LogSaveUtil
-import com.shuwei.dish.match.utils.ext.toJsonString
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import org.pytorch.IValue
-import org.pytorch.Module
-import org.pytorch.torchvision.TensorImageUtils
-import java.io.File
-import java.io.FileOutputStream
-import java.io.IOException
-import java.io.InputStream
-
-
-object FoodModule {
-
-    private lateinit var module_mobile: Module
-
-    private val NO_MEAN_RGB = floatArrayOf(0.0f, 0.0f, 0.0f)
-    private val NO_STD_RGB = floatArrayOf(1.0f, 1.0f, 1.0f)
-
-    // 1. 定义你的模型固定输入尺寸 (根据你的tflite模型修改，比如224x224)
-    private const val MODEL_INPUT_WIDTH = 300
-    private const val MODEL_INPUT_HEIGHT = 300
-    const val DEFAULT_FOOD_INDEX = -1
-    const val DEFAULT_QUERY_COUNT = 50
-
-    const val BAG_RATE = 0.05
-
-    suspend fun init(context: Context) {
-        withContext(Dispatchers.IO) {
-            module_mobile = Module.load(copyAssetToCache(context, "best_embedding_model_mobile.pt"))
-            initDefFoodData(context)
-        }
-    }
-
-//    fun uri2FloatArray(uri: Uri): FloatArray? {
-//        return MyApp.instance?.let { context ->
-//            ImageUtil.uriToBitmap(context, uri)?.let {
-//                bitmap2FloatArray(it)
-//            }
-//        }
-//    }
-
-    fun bitmap2FloatArray(originBitmap: Bitmap, isRecycle: Boolean): FloatArray? {
-        var rgb565Bitmap: Bitmap? = null
-        try {
-            val scaledBitmap = originBitmap.scale(MODEL_INPUT_WIDTH, MODEL_INPUT_HEIGHT)
-            if (isRecycle) {
-                originBitmap.recycle()
-            }
-            rgb565Bitmap = scaledBitmap.copy(Bitmap.Config.RGB_565, false)
-            scaledBitmap.recycle()
-            val inputTensor = TensorImageUtils.bitmapToFloat32Tensor(
-                rgb565Bitmap,
-                NO_MEAN_RGB, // [0.485, 0.456, 0.406] TORCHVISION_NORM_MEAN_RGB
-                NO_STD_RGB    // [0.229, 0.224, 0.225] TORCHVISION_NORM_STD_RGB
-            )
-            val outputTensor = module_mobile.forward(IValue.from(inputTensor)).toTensor()
-            return outputTensor.dataAsFloatArray
-        } catch (e: OutOfMemoryError) {
-            e.printStackTrace()
-            logInfo("bitmap2FloatArray异常:${e.message}")
-        } finally {
-            if (rgb565Bitmap != null && rgb565Bitmap.isRecycled.not()) {
-                rgb565Bitmap.recycle()
-            }
-            //System.gc()
-            //System.runFinalization()
-        }
-        return null
-    }
-
-//    fun queryFood(uri: Uri, queryCount: Int = DEFAULT_QUERY_COUNT): List<String>? {
-//        return uri2FloatArray(uri)?.let {
-//            queryFood(it, queryCount)
-//        }
-//    }
-
-//    /**
-//     * 返回识别物品名称列表
-//     */
-//    fun queryFood(bitmap: Bitmap, queryCount: Int = DEFAULT_QUERY_COUNT): List<String> {
-//        val floatArray = bitmap2FloatArray(bitmap)
-//        return queryFood(floatArray, queryCount)
-//    }
-
-//    /**
-//     * 返回识别物品IdNameScore对象列表
-//     */
-//    fun queryFoodNameScore(bitmap: Bitmap, queryCount: Int = DEFAULT_QUERY_COUNT): List<IdNameScore> {
-//        val floatArray = bitmap2FloatArray(bitmap)
-//        return queryFoodNameScore(floatArray, queryCount)
-//    }
-
-    suspend fun queryFoodNameScore(
-        floatArray: FloatArray?,
-        queryCount: Int = DEFAULT_QUERY_COUNT
-    ): List<IdNameScore> {
-        if (floatArray == null) return emptyList()
-//        val query: Query<Food> = box.query(Food_.foodVector.nearestNeighbors(floatArray, queryCount)).build()
-//        //查询比较分数
-////        val tempList = query.findWithScores().sortedBy { it.score }.map { "${it.get().name}|${it.get().foodIdx}|${it.score}" }
-//        var idScoreList: List<IdWithScore>
-//        try {
-//            idScoreList = query.findIdsWithScores();
-//        } finally {
-//            // 先关闭Query，释放Cursor
-//            query.close()
-//        }
-
-        logInfo("queryFood向量：${floatArray.slice(0 until 50).toJsonString()}")
-        val idScoreList = ObjectBox.query(floatArray, queryCount)
-        // 批量加载所有实体，一次DB操作替代循环单条查询
-        val foodMap = ObjectBox.getByIds(idScoreList.map { it.id }).associateBy { it.id }
-        val nameScoreList = mutableListOf<IdNameScore>()
-        idScoreList.forEach {
-            val name = foodMap[it.id]?.name ?: ""
-            nameScoreList.add(IdNameScore(id = it.id, name = name, score = it.score))
-        }
-        logInfo("queryFood数据：${nameScoreList.toJsonString()}")
-        return nameScoreList
-    }
-
-    suspend fun getFoodScoreList(bitmap: Bitmap, queryCount: Int = DEFAULT_QUERY_COUNT): List<IdNameScore> {
-        val floatArray = bitmap2FloatArray(bitmap, false) ?: return emptyList()
-        logInfo("getFoodScoreList向量：${floatArray.toJsonString()}")
-        val nameScoreList = queryFoodNameScore(floatArray, queryCount)
-        if (nameScoreList.isEmpty()) {
-            return emptyList()
-        }
-        //暂时不过滤
-        val maxScoreList = nameScoreList
-            //.filter { it.score < 0.15 }
-            .groupBy { it.name }
-            .map { (_, value) -> value.minByOrNull { it.score }!! }
-            .toMutableList()
-//        val map = mutableMapOf<String, Int>()
-//        nameScoreList.forEach {
-//            val key = it.name
-//            val count = map[key] ?: 0
-//            map[key] = count + 1
-//        }
-//        val orderList = map.entries.sortedByDescending { it.value }.map { it.key }.toMutableList()
-//        val firstFood = nameScoreList[0].name
-//        orderList.remove(firstFood)
-//        orderList.add(0, firstFood)
+//package com.shuwei.dish.match.objbox
 //
-//        val sortedScoreList = maxScoreList.sortedWith(compareBy {
-//            orderList.indexOf(it.name)
-//        })
-        val sortedScoreList = maxScoreList.sortedBy { it.score }
-        logInfo("getFoodScoreList数据：${sortedScoreList.toJsonString()}")
-        return sortedScoreList
-    }
-
-//    suspend fun queryFood(floatArray: FloatArray, queryCount: Int = DEFAULT_QUERY_COUNT): List<String> {
-//        val map = mutableMapOf<String, Int>()
-//        val nameScoreList = queryFoodNameScore(floatArray, queryCount)
-//        nameScoreList.filter { it.score < 0.05 }.forEach {
-//            val count = map[it.name] ?: 0
-//            map[it.name] = count + 1
-//        }
-//        val list = map.entries.sortedByDescending { it.value }.map { it.key }
-//        return list
-//    }
-
-    data class IdNameScore(
-        val id: Long,
-        var name: String,
-        val score: Double
-    )
-
-    suspend fun initDefFoodData(context: Context, action: () -> Unit = {}) {
-        try {
-            val count = ObjectBox.countIndexField(DEFAULT_FOOD_INDEX)
-            if (count > 0) {
-                return
-            }
-            val embeddingsJson = AssetsTool.readAssetsFile(context, "data/embeddings.json")
-            val labelsJson = AssetsTool.readAssetsFile(context, "data/labels.json")
-            val classInfoJson = AssetsTool.readAssetsFile(context, "data/class_info.json")
-
-            val embeddingsList: List<List<Float>> =
-                Gson().fromJson(embeddingsJson, object : TypeToken<List<List<Float>>>() {}.type)
-            val labelsList: IntArray = Gson().fromJson(labelsJson, IntArray::class.java)
-            val classInfo: FoodClassInfo =
-                Gson().fromJson(classInfoJson, FoodClassInfo::class.java)
-
-            val foodMap = classInfo.idx_to_class
-            val list = mutableListOf<Food>()
-            val size = embeddingsList.size
-            val size2 = labelsList.size
-            val size3 = foodMap.size
-            logInfo("initDefFoodData: $size,$size2,$size3")
-            embeddingsList.forEachIndexed { index, floatList ->
-                val classIdx = labelsList[index]
-                val foodName = foodMap["$classIdx"]
-                val array = floatList.toFloatArray()
-                //            ObjectBox.boxStore.runInTx {
-                //                box.put(Food(name = foodName, foodVector = array, foodIdx = DEFAULT_FOOD_INDEX))
-                //            }
-                val food = Food(name = foodName, foodVector = array, foodIdx = DEFAULT_FOOD_INDEX)
-                list.add(food)
-            }
-//                val tempList = list.chunked(10)
-            ObjectBox.putAll(list)
-            action()
-        } catch (e: Exception) {
-            e.printStackTrace()
-            logInfo("initDefFoodData: ---${e.message}--")
-        }
-    }
-
-
-    /**
-     * ，此方法的主要目的是：从assets 拷贝到 app的cache目录
-     * @param context
-     * @param fileName
-     * @return  例如是这样：/data/user/0/com.frizzle.pluginhookandroid9/cache/plugin-debug.apk
-     *
-     * 不可能反正SD
-     */
-//    fun copyAssetToCache(context: Context, fileName: String): String? {
-//        //  此app的缓存目录 --> 会默认在 cache目录...，可以自己去看看哦
-//        val cacheDir = context.getCacheDir()
-//        if (!cacheDir.exists()) {
-//            cacheDir.mkdirs() // TODO 如果没有缓存目录，就创建
-//        }
-//        val outPath = File(cacheDir, fileName) // TODO 创建输出的文件位置
-//        if (outPath.exists()) {
-//            outPath.delete() // TODO 如果该文件已经存在，就删掉
-//        }
-//        var `is`: InputStream? = null // 读取
-//        var fos: FileOutputStream? = null // 写入
-//        try {
-//            // 创建文件，如果创建成功，就返回true
-//            val res = outPath.createNewFile()
-//            if (res) {
-//                `is` = context.getAssets().open(fileName) // 拿到main/assets目录的输入流，用于读取字节
-//                fos = FileOutputStream(outPath) // 读取出来的字节最终写到outPath
-//                val buf = ByteArray(`is`.available()) // 缓存区
-//                var byteCount: Int
+//import android.content.Context
+//import android.graphics.Bitmap
+//import android.util.Log
+//import androidx.core.graphics.scale
+//import com.google.gson.Gson
+//import com.google.gson.reflect.TypeToken
+//import com.shuwei.dish.match.utils.AssetsTool
+//import com.shuwei.dish.match.utils.LogSaveUtil
+//import com.shuwei.dish.match.utils.ext.toJsonString
+//import kotlinx.coroutines.Dispatchers
+//import kotlinx.coroutines.withContext
+//import org.pytorch.IValue
+//import org.pytorch.Module
+//import org.pytorch.torchvision.TensorImageUtils
+//import java.io.File
+//import java.io.FileOutputStream
+//import java.io.IOException
+//import java.io.InputStream
 //
-//                // 开始循环读取
-//                while ((`is`.read(buf).also { byteCount = it }) != -1) {
-//                    fos.write(buf, 0, byteCount)
+//
+//object FoodModule {
+//
+//    private lateinit var module_mobile: Module
+//
+//    private val NO_MEAN_RGB = floatArrayOf(0.0f, 0.0f, 0.0f)
+//    private val NO_STD_RGB = floatArrayOf(1.0f, 1.0f, 1.0f)
+//
+//    // 1. 定义你的模型固定输入尺寸 (根据你的tflite模型修改，比如224x224)
+//    private const val MODEL_INPUT_WIDTH = 300
+//    private const val MODEL_INPUT_HEIGHT = 300
+//    const val DEFAULT_FOOD_INDEX = -1
+//    const val DEFAULT_QUERY_COUNT = 50
+//
+//    const val BAG_RATE = 0.05
+//
+//    suspend fun init(context: Context) {
+//        withContext(Dispatchers.IO) {
+//            module_mobile = Module.load(copyAssetToCache(context, "best_embedding_model_mobile.pt"))
+//            initDefFoodData(context)
 //        }
-//                return outPath.getAbsolutePath()
 //    }
-//        } catch (e: IOException) {
-//            e.printStackTrace()
-//        } finally {
+//
+////    fun uri2FloatArray(uri: Uri): FloatArray? {
+////        return MyApp.instance?.let { context ->
+////            ImageUtil.uriToBitmap(context, uri)?.let {
+////                bitmap2FloatArray(it)
+////            }
+////        }
+////    }
+//
+//    fun bitmap2FloatArray(originBitmap: Bitmap, isRecycle: Boolean): FloatArray? {
+//        var rgb565Bitmap: Bitmap? = null
 //        try {
-//                // TODO  一定要记得关闭资源，为了不去性能的磨损
-//                fos?.flush()
-//                `is`?.close()
-//                fos?.close()
-//            } catch (e: IOException) {
-//                e.printStackTrace()
+//            val scaledBitmap = originBitmap.scale(MODEL_INPUT_WIDTH, MODEL_INPUT_HEIGHT)
+//            if (isRecycle) {
+//                originBitmap.recycle()
 //            }
+//            rgb565Bitmap = scaledBitmap.copy(Bitmap.Config.RGB_565, false)
+//            scaledBitmap.recycle()
+//            val inputTensor = TensorImageUtils.bitmapToFloat32Tensor(
+//                rgb565Bitmap,
+//                NO_MEAN_RGB, // [0.485, 0.456, 0.406] TORCHVISION_NORM_MEAN_RGB
+//                NO_STD_RGB    // [0.229, 0.224, 0.225] TORCHVISION_NORM_STD_RGB
+//            )
+//            val outputTensor = module_mobile.forward(IValue.from(inputTensor)).toTensor()
+//            return outputTensor.dataAsFloatArray
+//        } catch (e: OutOfMemoryError) {
+//            e.printStackTrace()
+//            logInfo("bitmap2FloatArray异常:${e.message}")
+//        } finally {
+//            if (rgb565Bitmap != null && rgb565Bitmap.isRecycled.not()) {
+//                rgb565Bitmap.recycle()
+//            }
+//            //System.gc()
+//            //System.runFinalization()
 //        }
 //        return null
 //    }
-
-    fun copyAssetToCache(context: Context, fileName: String): String? {
-        val cacheFile = File(context.cacheDir, fileName)
-        val buffer = ByteArray(8 * 1024)
-        var inputStream: InputStream? = null
-        var outputStream: FileOutputStream? = null
-
-        try {
-            inputStream = context.assets.open(fileName)
-            outputStream = FileOutputStream(cacheFile)
-            var byteCount: Int
-            while (inputStream.read(buffer).also { byteCount = it } != -1) {
-                outputStream.write(buffer, 0, byteCount)
-            }
-            outputStream.channel.force(true) // 强制物理落盘，比flush更彻底
-            return cacheFile.absolutePath
-        } catch (e: IOException) {
-            e.printStackTrace()
-            logInfo("文件拷贝失败 fileName=$fileName, error=${e.message}")
-            // 拷贝失败时删除残缺文件，避免下次读取到损坏文件
-            if (cacheFile.exists()) {
-                cacheFile.delete()
-            }
-        } finally {
-            outputStream?.close()
-            inputStream?.close()
-        }
-        return null
-    }
-
-    private fun logInfo(msg:String) {
-        Log.d("FoodModule", msg)
-        LogSaveUtil.saveLogFile(msg)
-    }
-
-}
+//
+////    fun queryFood(uri: Uri, queryCount: Int = DEFAULT_QUERY_COUNT): List<String>? {
+////        return uri2FloatArray(uri)?.let {
+////            queryFood(it, queryCount)
+////        }
+////    }
+//
+////    /**
+////     * 返回识别物品名称列表
+////     */
+////    fun queryFood(bitmap: Bitmap, queryCount: Int = DEFAULT_QUERY_COUNT): List<String> {
+////        val floatArray = bitmap2FloatArray(bitmap)
+////        return queryFood(floatArray, queryCount)
+////    }
+//
+////    /**
+////     * 返回识别物品IdNameScore对象列表
+////     */
+////    fun queryFoodNameScore(bitmap: Bitmap, queryCount: Int = DEFAULT_QUERY_COUNT): List<IdNameScore> {
+////        val floatArray = bitmap2FloatArray(bitmap)
+////        return queryFoodNameScore(floatArray, queryCount)
+////    }
+//
+//    suspend fun queryFoodNameScore(
+//        floatArray: FloatArray?,
+//        queryCount: Int = DEFAULT_QUERY_COUNT
+//    ): List<IdNameScore> {
+//        if (floatArray == null) return emptyList()
+////        val query: Query<Food> = box.query(Food_.foodVector.nearestNeighbors(floatArray, queryCount)).build()
+////        //查询比较分数
+//////        val tempList = query.findWithScores().sortedBy { it.score }.map { "${it.get().name}|${it.get().foodIdx}|${it.score}" }
+////        var idScoreList: List<IdWithScore>
+////        try {
+////            idScoreList = query.findIdsWithScores();
+////        } finally {
+////            // 先关闭Query，释放Cursor
+////            query.close()
+////        }
+//
+//        logInfo("queryFood向量：${floatArray.slice(0 until 50).toJsonString()}")
+//        val idScoreList = ObjectBox.query(floatArray, queryCount)
+//        // 批量加载所有实体，一次DB操作替代循环单条查询
+//        val foodMap = ObjectBox.getByIds(idScoreList.map { it.id }).associateBy { it.id }
+//        val nameScoreList = mutableListOf<IdNameScore>()
+//        idScoreList.forEach {
+//            val name = foodMap[it.id]?.name ?: ""
+//            nameScoreList.add(IdNameScore(id = it.id, name = name, score = it.score))
+//        }
+//        logInfo("queryFood数据：${nameScoreList.toJsonString()}")
+//        return nameScoreList
+//    }
+//
+//    suspend fun getFoodScoreList(bitmap: Bitmap, queryCount: Int = DEFAULT_QUERY_COUNT): List<IdNameScore> {
+//        val floatArray = bitmap2FloatArray(bitmap, false) ?: return emptyList()
+//        logInfo("getFoodScoreList向量：${floatArray.toJsonString()}")
+//        val nameScoreList = queryFoodNameScore(floatArray, queryCount)
+//        if (nameScoreList.isEmpty()) {
+//            return emptyList()
+//        }
+//        //暂时不过滤
+//        val maxScoreList = nameScoreList
+//            //.filter { it.score < 0.15 }
+//            .groupBy { it.name }
+//            .map { (_, value) -> value.minByOrNull { it.score }!! }
+//            .toMutableList()
+////        val map = mutableMapOf<String, Int>()
+////        nameScoreList.forEach {
+////            val key = it.name
+////            val count = map[key] ?: 0
+////            map[key] = count + 1
+////        }
+////        val orderList = map.entries.sortedByDescending { it.value }.map { it.key }.toMutableList()
+////        val firstFood = nameScoreList[0].name
+////        orderList.remove(firstFood)
+////        orderList.add(0, firstFood)
+////
+////        val sortedScoreList = maxScoreList.sortedWith(compareBy {
+////            orderList.indexOf(it.name)
+////        })
+//        val sortedScoreList = maxScoreList.sortedBy { it.score }
+//        logInfo("getFoodScoreList数据：${sortedScoreList.toJsonString()}")
+//        return sortedScoreList
+//    }
+//
+////    suspend fun queryFood(floatArray: FloatArray, queryCount: Int = DEFAULT_QUERY_COUNT): List<String> {
+////        val map = mutableMapOf<String, Int>()
+////        val nameScoreList = queryFoodNameScore(floatArray, queryCount)
+////        nameScoreList.filter { it.score < 0.05 }.forEach {
+////            val count = map[it.name] ?: 0
+////            map[it.name] = count + 1
+////        }
+////        val list = map.entries.sortedByDescending { it.value }.map { it.key }
+////        return list
+////    }
+//
+//    data class IdNameScore(
+//        val id: Long,
+//        var name: String,
+//        val score: Double
+//    )
+//
+//    suspend fun initDefFoodData(context: Context, action: () -> Unit = {}) {
+//        try {
+//            val count = ObjectBox.countIndexField(DEFAULT_FOOD_INDEX)
+//            if (count > 0) {
+//                return
+//            }
+//            val embeddingsJson = AssetsTool.readAssetsFile(context, "data/embeddings.json")
+//            val labelsJson = AssetsTool.readAssetsFile(context, "data/labels.json")
+//            val classInfoJson = AssetsTool.readAssetsFile(context, "data/class_info.json")
+//
+//            val embeddingsList: List<List<Float>> =
+//                Gson().fromJson(embeddingsJson, object : TypeToken<List<List<Float>>>() {}.type)
+//            val labelsList: IntArray = Gson().fromJson(labelsJson, IntArray::class.java)
+//            val classInfo: FoodClassInfo =
+//                Gson().fromJson(classInfoJson, FoodClassInfo::class.java)
+//
+//            val foodMap = classInfo.idx_to_class
+//            val list = mutableListOf<Food>()
+//            val size = embeddingsList.size
+//            val size2 = labelsList.size
+//            val size3 = foodMap.size
+//            logInfo("initDefFoodData: $size,$size2,$size3")
+//            embeddingsList.forEachIndexed { index, floatList ->
+//                val classIdx = labelsList[index]
+//                val foodName = foodMap["$classIdx"]
+//                val array = floatList.toFloatArray()
+//                //            ObjectBox.boxStore.runInTx {
+//                //                box.put(Food(name = foodName, foodVector = array, foodIdx = DEFAULT_FOOD_INDEX))
+//                //            }
+//                val food = Food(name = foodName, foodVector = array, foodIdx = DEFAULT_FOOD_INDEX)
+//                list.add(food)
+//            }
+////                val tempList = list.chunked(10)
+//            ObjectBox.putAll(list)
+//            action()
+//        } catch (e: Exception) {
+//            e.printStackTrace()
+//            logInfo("initDefFoodData: ---${e.message}--")
+//        }
+//    }
+//
+//
+//    /**
+//     * ，此方法的主要目的是：从assets 拷贝到 app的cache目录
+//     * @param context
+//     * @param fileName
+//     * @return  例如是这样：/data/user/0/com.frizzle.pluginhookandroid9/cache/plugin-debug.apk
+//     *
+//     * 不可能反正SD
+//     */
+////    fun copyAssetToCache(context: Context, fileName: String): String? {
+////        //  此app的缓存目录 --> 会默认在 cache目录...，可以自己去看看哦
+////        val cacheDir = context.getCacheDir()
+////        if (!cacheDir.exists()) {
+////            cacheDir.mkdirs() // TODO 如果没有缓存目录，就创建
+////        }
+////        val outPath = File(cacheDir, fileName) // TODO 创建输出的文件位置
+////        if (outPath.exists()) {
+////            outPath.delete() // TODO 如果该文件已经存在，就删掉
+////        }
+////        var `is`: InputStream? = null // 读取
+////        var fos: FileOutputStream? = null // 写入
+////        try {
+////            // 创建文件，如果创建成功，就返回true
+////            val res = outPath.createNewFile()
+////            if (res) {
+////                `is` = context.getAssets().open(fileName) // 拿到main/assets目录的输入流，用于读取字节
+////                fos = FileOutputStream(outPath) // 读取出来的字节最终写到outPath
+////                val buf = ByteArray(`is`.available()) // 缓存区
+////                var byteCount: Int
+////
+////                // 开始循环读取
+////                while ((`is`.read(buf).also { byteCount = it }) != -1) {
+////                    fos.write(buf, 0, byteCount)
+////                }
+////                return outPath.getAbsolutePath()
+////            }
+////        } catch (e: IOException) {
+////            e.printStackTrace()
+////        } finally {
+////            try {
+////                // TODO  一定要记得关闭资源，为了不去性能的磨损
+////                fos?.flush()
+////                `is`?.close()
+////                fos?.close()
+////            } catch (e: IOException) {
+////                e.printStackTrace()
+////            }
+////        }
+////        return null
+////    }
+//
+//    fun copyAssetToCache(context: Context, fileName: String): String? {
+//        val cacheFile = File(context.cacheDir, fileName)
+//        val buffer = ByteArray(8 * 1024)
+//        var inputStream: InputStream? = null
+//        var outputStream: FileOutputStream? = null
+//
+//        try {
+//            inputStream = context.assets.open(fileName)
+//            outputStream = FileOutputStream(cacheFile)
+//            var byteCount: Int
+//            while (inputStream.read(buffer).also { byteCount = it } != -1) {
+//                outputStream.write(buffer, 0, byteCount)
+//            }
+//            outputStream.channel.force(true) // 强制物理落盘，比flush更彻底
+//            return cacheFile.absolutePath
+//        } catch (e: IOException) {
+//            e.printStackTrace()
+//            logInfo("文件拷贝失败 fileName=$fileName, error=${e.message}")
+//            // 拷贝失败时删除残缺文件，避免下次读取到损坏文件
+//            if (cacheFile.exists()) {
+//                cacheFile.delete()
+//            }
+//        } finally {
+//            outputStream?.close()
+//            inputStream?.close()
+//        }
+//        return null
+//    }
+//
+//    private fun logInfo(msg:String) {
+//        Log.d("FoodModule", msg)
+//        LogSaveUtil.saveLogFile(msg)
+//    }
+//
+//}

app/src/main/java/com/shuwei/dish/match/scale/ScaleServiceManager.kt

@@ -31,9 +31,11 @@ object ScaleServiceManager {
 
     private var mdnsRegister: MdnsRegisterManager? = null
     private var wsServer: ScaleWebSocketServer? = null
+    private var udpSender: UdpBroadcastSender? = null
 
     // 以下仅主设备使用
     private var mdnsDiscovery: MdnsDiscoveryManager? = null
+    private var udpReceiver: UdpBroadcastReceiver? = null
     private var wsClient: ScaleWebSocketClient? = null
     private var aggregator: ScaleDataAggregator? = null
 
@@ -66,6 +68,10 @@ object ScaleServiceManager {
 
         if (role == DeviceRole.MASTER) {
             startMasterServices(context, deviceId)
+        } else {
+            // 子设备：启动 UDP 广播，作为 mDNS 的兜底发现机制
+            val localIp = getLocalIp(context)
+            udpSender = UdpBroadcastSender(deviceId, localIp).also { it.start() }
         }
     }
 
@@ -93,24 +99,35 @@ object ScaleServiceManager {
         }
         wsClient = client
 
-        // mDNS 发现：发现子设备 → 建立 WebSocket 连接；设备离线 → 断开连接并清除数据
-        mdnsDiscovery = MdnsDiscoveryManager(context).also { discovery ->
-            discovery.onDeviceFound = { remoteId, host, port ->
-                // 不连接自身
-                if (remoteId != deviceId) {
-                    Log.d(TAG, "发现子设备 $remoteId, 建立连接")
-                    // 记录子设备 IP，供 UI 展示使用
+        // 统一的设备发现处理：mDNS 和 UDP 共用同一逻辑
+        fun onDeviceFound(remoteId: String, host: String, port: Int) {
+            if (remoteId == deviceId) return
+            Log.d(TAG, "发现子设备 $remoteId ($host:$port), 建立连接")
             aggregator?.setDeviceIp(remoteId, host)
             client.connect(remoteId, host, port)
         }
+
+        // mDNS 发现：发现子设备 → 建立 WebSocket 连接；设备离线 → 断开连接并清除数据
+        mdnsDiscovery = MdnsDiscoveryManager(context).also { discovery ->
+            discovery.onDeviceFound = { remoteId, host, port ->
+                onDeviceFound(remoteId, host, port)
             }
             discovery.onDeviceLost = { remoteId ->
                 Log.d(TAG, "子设备离线 $remoteId, 断开连接并清除数据")
                 client.disconnect(remoteId)
                 aggregator?.removeDevice(remoteId)
+                udpReceiver?.removeDevice(remoteId)
             }
             discovery.startDiscovery()
         }
+
+        // UDP 广播接收：作为 mDNS 的兜底，发现 mDNS 未能触发的子设备
+        udpReceiver = UdpBroadcastReceiver().also { receiver ->
+            receiver.onDeviceFound = { remoteId, host, port ->
+                onDeviceFound(remoteId, host, port)
+            }
+            receiver.start()
+        }
     }
 
     /**
@@ -118,12 +135,16 @@ object ScaleServiceManager {
      */
     fun stop() {
         mdnsDiscovery?.stopDiscovery()
+        udpReceiver?.stop()
+        udpSender?.stop()
         wsClient?.shutdown()
         aggregator?.stop()
         wsServer?.stop()
         mdnsRegister?.unregister()
 
         mdnsDiscovery = null
+        udpReceiver = null
+        udpSender = null
         wsClient = null
         aggregator = null
         wsServer = null

app/src/main/java/com/shuwei/dish/match/scale/UdpBroadcastReceiver.kt

@@ -0,0 +1,95 @@
+package com.shuwei.dish.match.scale
+
+import android.util.Log
+import com.google.gson.Gson
+import java.net.DatagramPacket
+import java.net.DatagramSocket
+import java.util.concurrent.ConcurrentHashMap
+import java.util.concurrent.Executors
+
+/**
+ * UDP 广播接收器（主设备运行）
+ * 监听子设备发来的 UDP 广播包，解析后通过回调通知连接管理器
+ * 与 mDNS 互为备份，任意一条路发现子设备均可建立 WebSocket 连接
+ */
+class UdpBroadcastReceiver {
+
+    companion object {
+        private const val TAG = "UdpBroadcastReceiver"
+        private const val BUFFER_SIZE = 1024
+    }
+
+    private val gson = Gson()
+    private val executor = Executors.newSingleThreadExecutor()
+
+    /** 已发现的设备集合，避免重复触发回调，key=deviceId, value="host:port" */
+    private val knownDevices = ConcurrentHashMap<String, String>()
+
+    @Volatile
+    private var running = false
+    private var socket: DatagramSocket? = null
+
+    /**
+     * 发现新设备时的回调：(deviceId, host, port)
+     * 与 MdnsDiscoveryManager.onDeviceFound 签名一致，可共用同一处理逻辑
+     */
+    var onDeviceFound: ((deviceId: String, host: String, port: Int) -> Unit)? = null
+
+    /**
+     * 开始监听 UDP 广播
+     */
+    fun start() {
+        if (running) return
+        running = true
+        executor.execute { listenLoop() }
+        Log.d(TAG, "UDP 广播接收已启动, 监听端口=${UdpBroadcastSender.BROADCAST_PORT}")
+    }
+
+    private fun listenLoop() {
+        try {
+            socket = DatagramSocket(UdpBroadcastSender.BROADCAST_PORT)
+            val buf = ByteArray(BUFFER_SIZE)
+            while (running) {
+                val packet = DatagramPacket(buf, buf.size)
+                socket?.receive(packet) ?: break
+                val json = String(packet.data, 0, packet.length, Charsets.UTF_8)
+                handlePacket(json)
+            }
+        } catch (e: Exception) {
+            if (running) Log.w(TAG, "UDP 接收异常: ${e.message}")
+        } finally {
+            socket?.close()
+            socket = null
+        }
+    }
+
+    private fun handlePacket(json: String) {
+        try {
+            val payload = gson.fromJson(json, UdpBroadcastSender.Payload::class.java)
+            val key = "${payload.ip}:${payload.port}"
+            // 同一设备已通知过则跳过，避免每5秒重复触发连接
+            if (knownDevices.put(payload.deviceId, key) == key) return
+            Log.d(TAG, "UDP 发现设备: ${payload.deviceId} -> ${payload.ip}:${payload.port}")
+            onDeviceFound?.invoke(payload.deviceId, payload.ip, payload.port)
+        } catch (e: Exception) {
+            Log.w(TAG, "解析 UDP 广播包失败: ${e.message}")
+        }
+    }
+
+    /**
+     * 移除已知设备记录，设备离线时调用，确保设备重新上线后能再次触发回调
+     */
+    fun removeDevice(deviceId: String) {
+        knownDevices.remove(deviceId)
+    }
+
+    /**
+     * 停止监听，释放资源
+     */
+    fun stop() {
+        running = false
+        socket?.close()
+        executor.shutdownNow()
+        Log.d(TAG, "UDP 广播接收已停止")
+    }
+}

app/src/main/java/com/shuwei/dish/match/scale/UdpBroadcastSender.kt

@@ -0,0 +1,76 @@
+package com.shuwei.dish.match.scale
+
+import android.util.Log
+import com.google.gson.Gson
+import java.net.DatagramPacket
+import java.net.DatagramSocket
+import java.net.InetAddress
+import java.util.concurrent.Executors
+import java.util.concurrent.ScheduledFuture
+import java.util.concurrent.TimeUnit
+
+/**
+ * UDP 广播发送器（子设备运行）
+ * 每隔固定间隔向局域网广播本机的 deviceId、IP、WebSocket 端口
+ * 作为 mDNS 的兜底发现机制，确保主设备能可靠发现子设备
+ */
+class UdpBroadcastSender(
+    private val deviceId: String,
+    private val localIp: String,
+    private val wsPort: Int = MdnsRegisterManager.WS_PORT
+) {
+
+    companion object {
+        private const val TAG = "UdpBroadcastSender"
+        /** UDP 广播目标端口，与 UdpBroadcastReceiver 保持一致 */
+        const val BROADCAST_PORT = 8766
+        /** 广播间隔（秒） */
+        private const val INTERVAL_SEC = 5L
+    }
+
+    private val gson = Gson()
+    private val scheduler = Executors.newSingleThreadScheduledExecutor()
+    private var task: ScheduledFuture<*>? = null
+
+    /** 广播数据包结构 */
+    data class Payload(val deviceId: String, val ip: String, val port: Int)
+
+    /**
+     * 开始定时广播
+     */
+    fun start() {
+        if (task != null) return
+        task = scheduler.scheduleWithFixedDelay({
+            sendBroadcast()
+        }, 0, INTERVAL_SEC, TimeUnit.SECONDS)
+        Log.d(TAG, "UDP 广播已启动, deviceId=$deviceId, ip=$localIp, port=$wsPort")
+    }
+
+    private fun sendBroadcast() {
+        try {
+            val payload = gson.toJson(Payload(deviceId, localIp, wsPort))
+            val data = payload.toByteArray(Charsets.UTF_8)
+            DatagramSocket().use { socket ->
+                socket.broadcast = true
+                val packet = DatagramPacket(
+                    data, data.size,
+                    InetAddress.getByName("255.255.255.255"),
+                    BROADCAST_PORT
+                )
+                socket.send(packet)
+            }
+        } catch (e: Exception) {
+            Log.w(TAG, "UDP 广播发送失败: ${e.message}")
+        }
+    }
+
+    /**
+     * 停止广播，释放资源
+     */
+    fun stop() {
+        task?.cancel(false)
+        task = null
+        scheduler.shutdownNow()
+        Log.d(TAG, "UDP 广播已停止")
+    }
+}

app/src/main/java/com/shuwei/dish/match/ui/InitActivity.kt

@@ -12,7 +12,6 @@ import com.shuwei.dish.match.base.GlobalData
 import com.shuwei.dish.match.databinding.ActivityInitBinding
 import com.shuwei.dish.match.db.AppRepository
 import com.shuwei.dish.match.http.UrlConfig
-import com.shuwei.dish.match.objbox.FoodModule
 import com.shuwei.dish.match.utils.AppUtil
 import com.shuwei.dish.match.utils.QRCodeUtil
 import com.shuwei.dish.match.utils.SpTool
@@ -42,9 +41,9 @@ class InitActivity : BaseActivity() {
 //        useBackground(false)
         binding = ActivityInitBinding.inflate(layoutInflater)
         setContentView(binding.root)
-        lifecycleScope.launch {
-            FoodModule.init(this@InitActivity)
-        }
+//        lifecycleScope.launch {
+//            FoodModule.init(this@InitActivity)
+//        }
 //        setHeaderBackground(isHomePage = true)
         setHeaderBgVisible(false)
         BaseApp.appVersion = AppUtil.getAppVersionCode(this).toString()

app/src/main/java/com/shuwei/dish/match/ui/fragment/CollectFragment.kt

@@ -17,7 +17,6 @@ import com.shuwei.dish.match.base.BaseFragment
 import com.shuwei.dish.match.databinding.FragmentCollectBinding
 import com.shuwei.dish.match.dialog.Loading
 import com.shuwei.dish.match.objbox.FoodCollectionBean
-import com.shuwei.dish.match.objbox.FoodModule
 import com.shuwei.dish.match.ui.SettingActivity
 import com.shuwei.dish.match.utils.BitmapSaver
 import com.shuwei.dish.match.utils.Debouncer
@@ -120,38 +119,38 @@ class CollectFragment : BaseFragment<FragmentCollectBinding>() {
     }
 
     private fun getImageVector(index: Int, bitmap: Bitmap) {
-//        val bitmap = BitmapCropper.cropCenter(
-//            original = srcBmp,
-//            targetWidth = 900, targetHeight = 900,
-////            offsetX = 30, offsetY = 100
+////        val bitmap = BitmapCropper.cropCenter(
+////            original = srcBmp,
+////            targetWidth = 900, targetHeight = 900,
+//////            offsetX = 30, offsetY = 100
+////        )
+//        val imageVector = try {
+//            FoodModule.bitmap2FloatArray(bitmap, false)
+//        } catch (e: Exception) {
+//            e.printStackTrace()
+//            toast("操作失败")
+//            log("操作失败:${e.message}")
+//            hideWaitingDialog()
+//            return
+//        }
+//        val file = BitmapSaver.saveToAppFilesDir(
+//            bitmap, requireActivity(), "IMG_CROP_${System.currentTimeMillis()}.jpg"
 //        )
-        val imageVector = try {
-            FoodModule.bitmap2FloatArray(bitmap, false)
-        } catch (e: Exception) {
-            e.printStackTrace()
-            toast("操作失败")
-            log("操作失败:${e.message}")
-            hideWaitingDialog()
-            return
-        }
-        val file = BitmapSaver.saveToAppFilesDir(
-            bitmap, requireActivity(), "IMG_CROP_${System.currentTimeMillis()}.jpg"
-        )
-        log("${this.javaClass.simpleName}-cameraCallback-裁剪bitmap保存文件路径：${file?.absolutePath}")
-
-        activity?.runOnUiThread {
-            foodCollectionList[index].let {
-                it.imageVector = imageVector
-                it.bitmap = null
-                it.isShowCamera = false
-                it.imageFile = file
-            }
-            collectionAdapter.notifyItemChanged(index)
-        }
-        if (bitmap.isRecycled.not()) {
-            bitmap.recycle()
-        }
-        hideWaitingDialog()
+//        log("${this.javaClass.simpleName}-cameraCallback-裁剪bitmap保存文件路径：${file?.absolutePath}")
+//
+//        activity?.runOnUiThread {
+//            foodCollectionList[index].let {
+//                it.imageVector = imageVector
+//                it.bitmap = null
+//                it.isShowCamera = false
+//                it.imageFile = file
+//            }
+//            collectionAdapter.notifyItemChanged(index)
+//        }
+//        if (bitmap.isRecycled.not()) {
+//            bitmap.recycle()
+//        }
+//        hideWaitingDialog()
     }
 
     @SuppressLint("NotifyDataSetChanged")

app/src/main/java/com/shuwei/dish/match/utils/BootReceiver.kt

@@ -3,25 +3,15 @@ package com.shuwei.dish.match.utils
 import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
+import com.shuwei.dish.match.ui.InitActivity
 
 class BootReceiver : BroadcastReceiver() {
-
-    companion object {
-        /** 兼容多种设备的开机广播 action 集合 */
-        private val BOOT_ACTIONS = setOf(
-            Intent.ACTION_BOOT_COMPLETED,
-            "android.intent.action.QUICKBOOT_POWERON",
-            "android.intent.action.LOCKED_BOOT_COMPLETED"
-        )
-    }
-
     override fun onReceive(context: Context, intent: Intent) {
-        val action = intent.action ?: return
-        if (action in BOOT_ACTIONS) {
-            // Android 10+ 禁止在后台直接启动 Activity
-            // 改为启动前台服务，由 BootService 负责拉起 InitActivity
-            val serviceIntent = Intent(context, BootService::class.java)
-            context.startForegroundService(serviceIntent)
+        if (Intent.ACTION_BOOT_COMPLETED == intent.action) {
+            // 启动服务或Activity
+            val launchIntent = Intent(context, InitActivity::class.java)
+            launchIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+            context.startActivity(launchIntent)
         }
     }
 }

app/src/main/java/com/shuwei/dish/match/utils/BootService.kt

@@ -1,95 +0,0 @@
-package com.shuwei.dish.match.utils
-
-import android.app.ActivityManager
-import android.app.Notification
-import android.app.NotificationChannel
-import android.app.NotificationManager
-import android.app.PendingIntent
-import android.app.Service
-import android.content.Intent
-import android.content.pm.ServiceInfo
-import android.os.Build
-import android.os.IBinder
-import com.shuwei.dish.match.R
-import com.shuwei.dish.match.ui.InitActivity
-
-/**
- * 开机自启中转前台服务
- * 用于绕过 Android 10+ 对后台直接启动 Activity 的限制
- * 执行流程：BootReceiver → startForegroundService() → 本服务 → setFullScreenIntent → InitActivity
- */
-class BootService : Service() {
-
-    companion object {
-        /** 通知渠道 ID */
-        private const val CHANNEL_ID = "boot_channel"
-        /** 前台通知 ID */
-        private const val NOTIFICATION_ID = 1001
-    }
-
-    override fun onBind(intent: Intent?): IBinder? = null
-
-    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
-        // 若 App 进程已在前台运行（主设备系统签名场景），则不重复启动，避免闪退
-        val activityManager = getSystemService(ACTIVITY_SERVICE) as ActivityManager
-        val isAppForeground = activityManager.runningAppProcesses?.any {
-            it.importance == ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND
-                    && it.processName == packageName
-        } ?: false
-
-        // App 未运行时才设置 fullScreenIntent，由系统自动启动 Activity
-        // 直接调用 startActivity() 在部分 Android 10 设备上会被 ActivityTaskManager 拦截
-        val pendingIntent = if (!isAppForeground) createLaunchPendingIntent() else null
-
-        // Android 14+ startForeground 需要传入 foregroundServiceType
-        val notification = buildNotification(pendingIntent)
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
-            startForeground(NOTIFICATION_ID, notification, ServiceInfo.FOREGROUND_SERVICE_TYPE_DATA_SYNC)
-        } else {
-            startForeground(NOTIFICATION_ID, notification)
-        }
-
-        stopSelf()
-        return START_NOT_STICKY
-    }
-
-    /** 创建启动 InitActivity 的 PendingIntent */
-    private fun createLaunchPendingIntent(): PendingIntent {
-        val launchIntent = Intent(this, InitActivity::class.java).apply {
-            addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
-        }
-        return PendingIntent.getActivity(
-            this, 0, launchIntent,
-            PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE
-        )
-    }
-
-    /**
-     * 构建前台服务通知
-     * fullScreenIntent 不为空时设置全屏意图，系统会在显示通知时自动启动 Activity
-     * 通知渠道必须为 IMPORTANCE_HIGH，否则 fullScreenIntent 不会触发
-     */
-    private fun buildNotification(fullScreenIntent: PendingIntent?): Notification {
-        val manager = getSystemService(NOTIFICATION_SERVICE) as NotificationManager
-        val channel = NotificationChannel(
-            CHANNEL_ID,
-            "开机自启动",
-            NotificationManager.IMPORTANCE_HIGH
-        ).apply {
-            description = "应用开机自动启动通知渠道"
-            setShowBadge(false)
-        }
-        manager.createNotificationChannel(channel)
-
-        return Notification.Builder(this, CHANNEL_ID)
-            .setContentTitle("正在启动应用")
-            .setSmallIcon(R.mipmap.ic_logo512)
-            .apply {
-                if (fullScreenIntent != null) {
-                    setFullScreenIntent(fullScreenIntent, true)
-                }
-            }
-            .build()
-    }
-}
-