admin管理员组文章数量:1646246
目录结构
- 59. wvp-pro 地图显示
- 58.开盒即用的音频重采样,支持高采样率重采样到低采样率
- 57.后台录像
- 56.mtk nmea数据单北斗
- 55.修改第三方应用属性 比如将非Launcher应用作为Launcher
- 54. 脚本生存logo.bin实现替换开机LOGO的效果
- 53. build.gradle+CMakeList.txt 实现编译脚本控制
- 52.tts文字转语音
- 51.获取指定sim卡槽的信号强度
- 50.android 13的PackageManagerService相关的解析部分说明
- 49. Warning: "/system/app/xxx/lib/arm/xxxx.so" has text relocations
- 48. tcp/udp socket通信小demo
- 47. debug调试脚本
- 46.webrtc降噪去回声
- 45.动态替换开机logo参考
- 44.概率性录像4K oom异常
- 43.iptables配置网络防火墙,只允许访问指定ip网段
- 42. 实现MediaRecorder按时间分段且不存在下一段视频和这一段存在较长的时间间隔
- 42.Android OpenGLES渲染灭屏水印抖动问题(无效修改... 有时候可以)
- 41.C++判断是否是合法的ip地址
- 40. OpenGL渲染后graphics内存不释放问题
- 39.高版本静默安装apk
- 38. android ffmpeg so文件编译
-
-
- 1.下载ffmpeg
- 2.解压ffmpeg源码
- 3.下载NDK并解压
- 4.修改ffmpeg的configure文件
-
- 4.1 修改SLIBNAME_WITH_MAJOR LIB_INSTALL_EXTRA_CMD SLIB_INSTALL_NAME SLIB_INSTALL_LINKS
- 4.2 找到set_default target_os
- 5.编译脚本
- 6.等待编译完成
-
- 37.图片插值放大
- 36.后台录像待机功耗高的原因
- 35.MediaCodec录像的视频异常问题总结
-
- 1.后台录像时录像播放速度异常
-
-
- 起因:
- 问题排查:
- 尝试:
- 解决尝试:
- 尝试结果
- 结论
-
- 34.build.gradle多变种基本配置
- 38. ubuntu 添加应用到收藏夹
- 37.ubuntu重启添加确认
- 36.ubuntu美化
- 35. ubuntu离线安装以太网卡驱动(r8125网卡驱动)
-
-
- 第一步
- 第二步
- 第三步
-
- 34.自定义sharedPreference保存的xm路径
- 33.快速生成dimens文件
- 32.根据uri获取文件md5
- 31.子控件跟随父控件状态
- 30. Android 进程保活
- 29.预置so到源码中遇到异常
- 28.模拟按键事件
- 27.模拟触摸事件
- 26.Android编译报错汇总
- 25. applicationContext弹出对话框
- 24.设备跌落检测
- 23.WallpaperPicker 原图显示
- 22.wifi概率性掉线与掉线重连问题
- 21.Android高版本允许应用调用hideapi 反射
- 20.Android 11 强制横屏所有应用
- 19.makefile中的比较内容
- 18.自定义prop带空格
- 17. Android默认关闭WIFI可达性检测,以防wifi无法自动重连
- 16. Android bp预置无源码apk
- 15.以太网开关
- 14.WiFi热点打开5G频段支持
- 13.记一次Android 12移植原生设置异常
- 12.MediaCodec: configure failed with err 0xffffffea, resetting...
- 11. Invalid revision: 3.18.1-g262b901
- 10. 下载高版本Android studio网站
- 9.移植settingslib的一些总结
- 8.AIDL的一次错误总结
- 7.反射机制调用系统服务EthernetManager
- 6.判断系统是升级还是第一次开机
- 5.新增kernel config。在头文件中使用该宏定义
- 4.shell脚本获取值
- 4.Android 分区大小修改
- 3.MediaCodeC解码本地视频文件
- 2.libyuv的使用
- 1.摄像头拍照录像相关
- 0.鼠标未触发ontouch ACITON_MOVE事件
- Android.mk引入aidl文件
59. wvp-pro 地图显示
NotifyRequestForMobilePositionProcessor.java
写入轨迹失败的问题
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestForMobilePositionProcessor.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestForMobilePositionProcessor.java
index 9c414a85..bc4887ac 100755
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestForMobilePositionProcessor.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestForMobilePositionProcessor.java
@@ -143,10 +143,16 @@ public class NotifyRequestForMobilePositionProcessor extends SIPRequestProcessor
}
}
- logger.debug("[收到移动位置订阅通知]:{}/{}->{}.{}, 时间: {}", mobilePosition.getDeviceId(), mobilePosition.getChannelId(),
+ logger.info("[收到移动位置订阅通知]:{}/{}->{}.{}, 时间: {}", mobilePosition.getDeviceId(), mobilePosition.getChannelId(),
mobilePosition.getLongitude(), mobilePosition.getLatitude(), System.currentTimeMillis() - startTime);
mobilePosition.setReportSource("Mobile Position");
-
+ //A:@tuliyuan modify fixed location subscribe exception 2024/09/04 --start
+ if(mobilePosition.getChannelId() == null){
+ mobilePosition.setChannelId(mobilePosition.getDeviceId());
+ }
+ mobilePosition.setLongitudeWgs84(mobilePosition.getLongitude());
+ mobilePosition.setLatitudeWgs84(mobilePosition.getLatitude());
+ //A:@tuliyuan modify fixed location subscribe exception 2024/09/04 --start
mobilePositionService.add(mobilePosition);
// 向关联了该通道并且开启移动位置订阅的上级平台发送移动位置订阅消息
try {
获取位置信息失败
MobilePositionServiceImpl.java
diff --git a/src/main/java/com/genersoft/iot/vmp/service/impl/MobilePositionServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/service/impl/MobilePositionServiceImpl.java
index 277493ad..215fa6d0 100644
--- a/src/main/java/com/genersoft/iot/vmp/service/impl/MobilePositionServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/service/impl/MobilePositionServiceImpl.java
@@ -19,6 +19,8 @@ import java.util.HashMap;
import java.util.List;
import java.util.Map;
+//A:@tuliyuan add for update time
+import com.genersoft.iot.vmp.utils.DateUtil;
@Service
public class MobilePositionServiceImpl implements IMobilePositionService {
@@ -81,10 +83,20 @@ public class MobilePositionServiceImpl implements IMobilePositionService {
logger.info("[移动位置订阅]更新通道位置: {}", mobilePositions.size());
Map<String, DeviceChannel> updateChannelMap = new HashMap<>();
for (MobilePosition mobilePosition : mobilePositions) {
+ //logger.info("[移动位置订阅] 更新的定位坐标信息为 "+mobilePosition.toString());
DeviceChannel deviceChannel = new DeviceChannel();
deviceChannel.setDeviceId(mobilePosition.getDeviceId());
deviceChannel.setLongitude(mobilePosition.getLongitude());
deviceChannel.setLatitude(mobilePosition.getLatitude());
+ //A:@tuliyuan also insert other location info such as wgs84 gcj02 2024/09/04--start
+ //deviceChannel.setChannelId(mobilePosition.getDeviceId());
+ deviceChannel.setLongitude(mobilePosition.getLongitude());
+ deviceChannel.setLongitudeWgs84(mobilePosition.getLongitudeWgs84());
+ deviceChannel.setLatitudeWgs84(mobilePosition.getLatitudeWgs84());
+ deviceChannel.setLongitudeGcj02(mobilePosition.getLongitudeGcj02());
+ deviceChannel.setLatitudeGcj02(mobilePosition.getLatitudeGcj02());
+ deviceChannel.setUpdateTime(DateUtil.getNow());
+ //A:@tuliyuan also insert other location info such as wgs84 gcj02 2024/09/04--end
deviceChannel.setGpsTime(mobilePosition.getTime());
updateChannelMap.put(mobilePosition.getDeviceId() + mobilePosition.getChannelId(), deviceChannel);
}
DeviceChannelMapper.java 更新数据库异常问题
diff --git a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
index 5cd50b94..9bf261c3 100755
--- a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
@@ -556,7 +556,7 @@ public interface DeviceChannelMapper {
"</script>")
void updateChannelStreamIdentification(DeviceChannel channel);
-
+ //M:@tuliyuan excude channel id confirm 2024/09/04
@Update({"<script>" +
"<foreach collection='channelList' item='item' separator=';'>" +
" UPDATE" +
@@ -570,7 +570,8 @@ public interface DeviceChannelMapper {
"<if test='item.latitudeWgs84 != null'>, latitude_wgs84=#{item.latitudeWgs84}</if>" +
"<if test='item.gpsTime != null'>, gps_time=#{item.gpsTime}</if>" +
"<if test='item.id > 0'>WHERE id=#{item.id}</if>" +
- "<if test='item.id == 0'>WHERE device_id=#{item.deviceId} AND channel_id=#{item.channelId}</if>" +
+ "<if test='item.id == 0'>WHERE device_id=#{item.deviceId}</if>" +
+ //"<if test='item.id == 0'>WHERE device_id=#{item.deviceId} AND channel_id=#{item.channelId}</if>" +
"</foreach>" +
"</script>"})
void batchUpdatePosition(List<DeviceChannel> channelList);
map.vue修复地图格式获取异常
diff --git a/web_src/src/components/map.vue b/web_src/src/components/map.vue
index 64ae0e2d..ab33c8e6 100755
--- a/web_src/src/components/map.vue
+++ b/web_src/src/components/map.vue
@@ -83,10 +83,11 @@ export default {
this.deviceService.getAllChannel(false, false, this.$route.query.deviceId, this.channelsHandler)
}, 1000)
}
+ //A:@tuliyuan fixed location read exception 2024/09/04
if (window.mapParam.coordinateSystem == "GCJ-02") {
this.longitudeStr = "longitudeGcj02";
this.latitudeStr = "latitudeGcj02";
- }else if (window.mapParam.coordinateSystem == "WGS84") {
+ }else if (window.mapParam.coordinateSystem == "WGS-84") {
this.longitudeStr = "longitudeWgs84";
this.latitudeStr = "latitudeWgs84";
}else {
web_src/static/js/config.js
coordinateSystem: "WGS-84",
58.开盒即用的音频重采样,支持高采样率重采样到低采样率
基于ffmpeg支持录音时的音频重采样,示例demo是从44100 双声道重采样到8000单声道
虽然有开源代码,但是还是搞了不少时间。需要的私信小偿。提供示例demo
57.后台录像
启动前台服务和录像渲染线程。同时前台服务需要加入下面的内容
android:foregroundServiceType="camera|microphone|location"
56.mtk nmea数据单北斗
diff --git a/vendor/mediatek/proprietary/hardware/connectivity/gps/mtk_mnld/mnld_entity/src/gps_controller.c b/vendor/mediatek/proprietary/hardware/connectivity/gps/mtk_mnld/mnld_entity/src/gps_controller.c
index d144daf362b..394667571e3 100755
--- a/vendor/mediatek/proprietary/hardware/connectivity/gps/mtk_mnld/mnld_entity/src/gps_controller.c
+++ b/vendor/mediatek/proprietary/hardware/connectivity/gps/mtk_mnld/mnld_entity/src/gps_controller.c
@@ -1660,6 +1660,11 @@ _after_open_dsp_fd:
}
*/
init_cfg.GNSSOPMode = mnl_config.GNSSOPMode;
+ char prop_val[PROPERTY_VALUE_MAX];
+ property_get("persist.sys.conquest.bdonly", prop_val, NULL);
+ if(strcmp(prop_val,"true") == 0){
+ init_cfg.GNSSOPMode = MTK_CONFIG_BEIDOU_ONLY;
+ }
//LOGD("GNSSOPMode: 0x%x\n", init_cfg.GNSSOPMode);
if (in_meta_factory == 1) {
init_cfg.GLP_Enabled = 0;
55.修改第三方应用属性 比如将非Launcher应用作为Launcher
frameworks/base/core/java/android/content/pm/parsing
54. 脚本生存logo.bin实现替换开机LOGO的效果
使用前先lunch以下编译的工程
需要如下四个文件
vendor/mediatek/proprietary/bootable/bootloader/lk/dev/logo/tool/bmp_to_raw
vendor/mediatek/proprietary/bootable/bootloader/lk/dev/logo/tool/zpipe
vendor/mediatek/proprietary/bootable/bootloader/lk/dev/logo/img_hdr_logo.cfg
vendor/mediatek/proprietary/bootable/bootloader/lk/scripts/mkimage
#!/bin/bash
source ../../../../build/envsetup.sh > /dev/null
# 定义颜色
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m' # No Color
# 定义函数
print_red() {
echo -e "${RED}$1${NC}"
}
print_green() {
echo -e "${GREEN}$1${NC}"
}
print_yellow() {
echo -e "${YELLOW}$1${NC}"
}
print_blue() {
echo -e "${BLUE}$1${NC}"
}
echo "===================step 1 read SystemConfig ===================="
codePath=`gettop`
print_green "ROOT PATH IS ${codePath}"
resolution=`get_build_var BOOT_LOGO`
if [ $? -eq 0 ]; then
echo "===================获取项目采用的分辨率成功===================="
else
print_red "===================获取项目采用的分辨率失败===================="
fi
print_green "resolution is ${resolution}"
BOOT_LOGO_RESOURCE=boot_logo.raw
echo "===================step 2 copy files from ${codePath}/vendor/mediatek/proprietary/bootable/bootloader/lk/dev/logo/${resolution}===================="
cp -r ${codePath}/vendor/mediatek/proprietary/bootable/bootloader/lk/dev/logo/${resolution} ./
if [ $? -eq 0 ]; then
echo "===================拷贝指定目录的分辨率成功===================="
else
print_red "===================拷贝指定目录的分辨率失败===================="
fi
echo "===================step 3 replace ubootlogo and kernel logo ===================="
cp -r `pwd`/uboot.bmp `pwd`/${resolution}/${resolution}_uboot.bmp
if [ $? -eq 0 ]; then
echo "===================复制UbootLogo成功===================="
else
print_red "===================复制UbootLogo失败===================="
fi
cp -r `pwd`/kernel.bmp `pwd`/${resolution}/${resolution}_kernel.bmp
# 根据退出状态码作出不同处理
if [ $? -eq 0 ]; then
echo "===================复制KernelLogo成功===================="
else
print_red "===================复制KernelLogo失败===================="
fi
old_extension=".bmp"
new_extension=".raw"
echo "===================step 4 created raw directory and files ===================="
mkdir -p ${resolution}/raw
# 遍历指定目录中的所有符合条件的文件
for file in "${resolution}"/${resolution}*.bmp; do
# 检查文件是否存在
if [ -e "$file" ]; then
# 提取文件名部分
base_name="$(basename "${file}" "$old_extension")"
# 构造新的文件名
new_file="${base_name}${new_extension}"
#echo "bmp to raw from $file to /${resolution}/raw/${new_file} "
./bmp_to_raw ./${resolution}/raw/${new_file} ./$file
else
echo "$file not exist "
fi
done
if [ $? -eq 0 ]; then
echo "===================生成RAW成功===================="
else
print_red "===================生成RAW失败===================="
fi
./zpipe -l 9 ${resolution}/raw/$BOOT_LOGO_RESOURCE ${resolution}/raw/${resolution}_uboot.raw \
${resolution}/raw/${resolution}_battery.raw ${resolution}/raw/${resolution}_low_battery.raw ${resolution}/raw/${resolution}_charger_ov.raw \
${resolution}/raw/${resolution}_num_0.raw ${resolution}/raw/${resolution}_num_1.raw ${resolution}/raw/${resolution}_num_2.raw ${resolution}/raw/${resolution}_num_3.raw \
${resolution}/raw/${resolution}_num_4.raw ${resolution}/raw/${resolution}_num_5.raw ${resolution}/raw/${resolution}_num_6.raw ${resolution}/raw/${resolution}_num_7.raw \
${resolution}/raw/${resolution}_num_8.raw ${resolution}/raw/${resolution}_num_9.raw ${resolution}/raw/${resolution}_num_percent.raw ${resolution}/raw/${resolution}_bat_animation_01.raw \
${resolution}/raw/${resolution}_bat_animation_02.raw ${resolution}/raw/${resolution}_bat_animation_03.raw ${resolution}/raw/${resolution}_bat_animation_04.raw \
${resolution}/raw/${resolution}_bat_animation_05.raw ${resolution}/raw/${resolution}_bat_animation_06.raw ${resolution}/raw/${resolution}_bat_animation_07.raw \
${resolution}/raw/${resolution}_bat_animation_08.raw ${resolution}/raw/${resolution}_bat_animation_09.raw ${resolution}/raw/${resolution}_bat_animation_10.raw \
${resolution}/raw/${resolution}_bat_10_01.raw ${resolution}/raw/${resolution}_bat_10_02.raw ${resolution}/raw/${resolution}_bat_10_03.raw \
${resolution}/raw/${resolution}_bat_10_04.raw ${resolution}/raw/${resolution}_bat_10_05.raw ${resolution}/raw/${resolution}_bat_10_06.raw ${resolution}/raw/${resolution}_bat_10_07.raw \
${resolution}/raw/${resolution}_bat_10_08.raw ${resolution}/raw/${resolution}_bat_10_09.raw ${resolution}/raw/${resolution}_bat_10_10.raw ${resolution}/raw/${resolution}_bat_bg.raw \
${resolution}/raw/${resolution}_bat_img.raw ${resolution}/raw/${resolution}_bat_100.raw ${resolution}/raw/${resolution}_kernel.raw ${resolution}/raw/${resolution}_low_battery01.raw \
${resolution}/raw/${resolution}_low_battery02.raw ${resolution}/raw/${resolution}_low_battery_remind.raw ${resolution}/raw/${resolution}_fast_charging_100.raw \
${resolution}/raw/${resolution}_fast_charging_ani-01.raw ${resolution}/raw/${resolution}_fast_charging_ani-02.raw ${resolution}/raw/${resolution}_fast_charging_ani-03.raw \
${resolution}/raw/${resolution}_fast_charging_ani-04.raw ${resolution}/raw/${resolution}_fast_charging_ani-05.raw ${resolution}/raw/${resolution}_fast_charging_ani-06.raw \
${resolution}/raw/${resolution}_fast_charging_00.raw ${resolution}/raw/${resolution}_fast_charging_01.raw ${resolution}/raw/${resolution}_fast_charging_02.raw \
${resolution}/raw/${resolution}_fast_charging_03.raw ${resolution}/raw/${resolution}_fast_charging_04.raw ${resolution}/raw/${resolution}_fast_charging_05.raw \
${resolution}/raw/${resolution}_fast_charging_06.raw ${resolution}/raw/${resolution}_fast_charging_07.raw ${resolution}/raw/${resolution}_fast_charging_08.raw \
${resolution}/raw/${resolution}_fast_charging_09.raw ${resolution}/raw/${resolution}_fast_charging_percent.raw
echo "===================step 5 make logo.bin===================="
./mkimage ${resolution}/raw/${BOOT_LOGO_RESOURCE} img_hdr_logo.cfg > logo.bin
MTK_BASE_PROJECT=$(get_build_var MTK_BASE_PROJECT)
MTK_PLATFORM=$(get_build_var MTK_PLATFORM)
MTK_PLATFORM_DIR=${MTK_PLATFORM,,}
PYTHONDONTWRITEBYTECODE=True PRODUCT_OUT=${OUT_PATH} BOARD_AVB_ENABLE=true python ${codePath}/vendor/mediatek/proprietary/scripts/sign-image_v2/sign_flow.py -target logo.bin -env_cfg ${codePath}/vendor/mediatek/proprietary/scripts/sign-image_v2/env.cfg "${MTK_PLATFORM_DIR}" "${MTK_BASE_PROJECT}"
if [ $? -eq 0 ]; then
echo "===================签名logo.bin成功===================="
else
print_red "===================签名logo.bin失败===================="
fi
rm -rf ./${resolution}
mv logo-verified.bin ${codePath}/logo_$(date +"%Y%m%d").bin
if [ $? -eq 0 ]; then
echo "===================拷贝到${codePath}/logo_$(date +"%Y%m%d").bin成功===================="
else
print_red "===================拷贝${codePath}/logo_$(date +"%Y%m%d").bin失败===================="
fi
print_green "BOOT_LOGO已制作"
53. build.gradle+CMakeList.txt 实现编译脚本控制
build.gradle
arguments "-DPRODUCT_NAME=AHKY"
defaultConfig {
。。。。
externalNativeBuild {
cmake {
cppFlags "-std=c++11"
cppFlags "-frtti -fexceptions -std=c++11"
arguments "-DANDROID_STL=c++_shared"
abiFilters 'armeabi-v7a' //, "arm64-v8a"
arguments "-DPRODUCT_NAME=TESTAAB" //这里的意思是新增一个宏名称为PRODUCT_NAME 值为TESTAAB的宏
}
}
CMakeList.txt
# 打印消息,在 build output 中可以查看
# 打印所有参数 这里是打印所有arguments生成的信息
#get_cmake_property(_variableNames VARIABLES)
#list (SORT _variableNames)
#foreach (_variableName ${_variableNames})
# message(WARNING "params: ${_variableName}=${${_variableName}}")
#endforeach()
if("${PRODUCT_NAME}" STREQUAL "TESTAAB")
message(WARNING "这是一条测试项目.... ${CMAKE_SOURCE_DIR}")
#add_definitions(-DTESTAAB) //这行代码的作用是生成一个define 。在c++和头文件中可以直接使用
else()
message(WARNING "project name not defined")
add_definitions(-DNO_PROJECT)
#导入第三方so包,并声明为 IMPORTED 属性,指明只是想把 so 导入到项目中
endif()
# 通过参数来控制要打开哪个宏
52.tts文字转语音
需要apk预置且设置了文字转语音的应用
如果在Android11上无法使用tts,则需要在注册清单文件中添加
该标签与application标签同级
<queries>
<intent>
<action android:name="android.intent.action.TTS_SERVICE" />
</intent>
</queries>
https://www.alipan/t/lJIbi8kop09Jpj3Zh5lv
import android.content.Context;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.speech.tts.TextToSpeech;
import android.speech.tts.UtteranceProgressListener;
import android.speech.tts.Voice;
import android.util.Log;
import androidx.appcompat.app.AppCompatActivity;
import java.util.Locale;
public class MainActivity extends AppCompatActivity implements TextToSpeech.OnInitListener {
private static final String TAG = "MainActivity";
private TextToSpeech tts;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
tts = new TextToSpeech(this, this, "com.iflytek.speechcloud");
//getSharedPreferences("com.huadean.tcpudptest_preference", Context.MODE_PRIVATE).edit().putBoolean("tts_engine", true).apply();
//tts = new TextToSpeech(this, this, "com.google.android.tts");
}
@Override
public void onInit(int status) {
Log.e(TAG, "onInit: " + status);
if (status == TextToSpeech.SUCCESS) {
int retSetLanguage = tts.setLanguage(Locale.CHINESE);
// for (TextToSpeech.EngineInfo engine : tts.getEngines()) {
// Log.i(TAG, "onInit: engine voice "+engine.name +" tts.getDefaultEngine(); "+ tts.getDefaultEngine());
// }
//
// for (Voice voice : tts.getVoices()) {
// Log.i(TAG, "onInit: support voice "+voice.getLocale().getDisplayName());
// }
Log.d(TAG, "onInit() called with: status = [" +retSetLanguage+ "]");
if (retSetLanguage == TextToSpeech.LANG_AVAILABLE) {
tts.setPitch(1.0f);
tts.setSpeechRate(1.0f);
tts.setOnUtteranceProgressListener(new UtteranceProgressListener() {
@Override
public void onStart(String utteranceId) {
Log.d(TAG, "onStart() called with: utteranceId = [" + utteranceId + "]");
}
@Override
public void onDone(String utteranceId) {
Log.d(TAG, "onDone() called with: utteranceId = [" + utteranceId + "]");
}
@Override
public void onError(String utteranceId) {
Log.d(TAG, "onError() called with: utteranceId = [" + utteranceId + "]");
}
@Override
public void onError(String utteranceId,int code ) {
Log.d(TAG, "onError() called with: utteranceId = [" + utteranceId + "], code "+code);
super.onError(utteranceId,code);
}
});
}
} else {
}
}
@Override
protected void onResume() {
super.onResume();
play("这是一条测试消息");
// try {
// Context context = this.createPackageContext("com.google.android.tts", Context.CONTEXT_IGNORE_SECURITY);
// Log.d(TAG, "onResume() called context get ?"+(context==null));
// SharedPreferences sharedPreferences = context.getSharedPreferences("com.google.android.tts_preferences",MODE_PRIVATE);
// Log.d(TAG, "onResume() called context sharedPreferences ?"+(sharedPreferences==null));
// SharedPreferences.Editor editor = sharedPreferences.edit();
// Log.d(TAG, "onResume() called context editor ?"+(editor==null));
// editor.putString("default_voice_for_cmn-CN", "cmn-cn-x-cce")mit();
// editor.putString("xxxxxx-CN", "cmn-cn-dadasd-cce")mit();
// } catch (PackageManager.NameNotFoundException e) {
// e.printStackTrace();
// }
}
public synchronized boolean play(String text) {
//boolean ret = tts != null && tts.speak(text, TextToSpeech.QUEUE_ADD, null, "hdaspeech") == 0;
boolean ret = tts != null && tts.speak(text, TextToSpeech.QUEUE_ADD, null, "cqspeech") == 0;
Log.d(TAG, "play() called with: text = [" + text + "],ret "+ret);
return ret;
}
@Override
public void onBackPressed() {
super.onBackPressed();
this.finish();
}
@Override
protected void onDestroy() {
super.onDestroy();
release();
}
public synchronized void release() {
try {
if (tts != null) {
//tts.setOnUtteranceProgressListener(null);
tts.stop();
tts.shutdown();
tts = null;
}
} catch (Exception e) {
}
}
}
51.获取指定sim卡槽的信号强度
package com.xxxxx
import android.Manifest;
import android.annotation.SuppressLint;
import android.content.Context;
import android.content.pm.PackageManager;
import android.os.Build;
import android.telephony.SignalStrength;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import androidx.core.app.ActivityCompat;
import com.xxxx.xxxxx.BuildConfig;
import java.lang.reflect.Method;
import java.util.List;
/**
* 描述:
* 作者 xusibei
* 邮箱 975150240@qq
* 部门 xxxxx
* 创建日期 2024/3/28
*/
public class TelephonyHelper {
private static final String TAG = "HDA-Telephony";
private static TelephonyHelper instance;
public static final int SLOT_INDEX_SIM_1 = 1;//卡1
public static final int SLOT_INDEX_SIM_2 = 2;//卡2
public static final int SLOT_INDEX_DUAL = 3;//双卡
public static final int SLOT_INDEX_NONE = 4;//无卡插入
public static TelephonyHelper getInstance() {
if (instance == null) {
synchronized (TelephonyHelper.class) {
if (instance == null) {
instance = new TelephonyHelper();
}
}
}
return instance;
}
private TelephonyHelper() {
}
/**
* 获取指定卡槽的 subid
*
* @param context
* @param slotIndex 卡槽位置
* @return
*/
@SuppressLint("MissingPermission")
public int getSubId(Context context, int slotIndex) {
SubscriptionManager subscriptionManager = context.getSystemService(SubscriptionManager.class);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
int[] subIdsSaved = subscriptionManager.getSubscriptionIds(slotIndex);
if (subIdsSaved != null && subIdsSaved.length > 0) {
return subIdsSaved[0];
}
} else {
int subId = SubscriptionManager.getDefaultDataSubscriptionId();
//Log.i(TAG, "getDataEnabledSlotIndex: getDefaultDataSubscriptionId subId "+subId);
List<SubscriptionInfo> listInfo = subscriptionManager.getActiveSubscriptionInfoList();
if (listInfo != null && listInfo.size() > 0) {
for (int i = 0; i < listInfo.size(); i++) {
if (listInfo.get(i).getSimSlotIndex() == slotIndex) {
return listInfo.get(i).getSubscriptionId();
}
}
}
}
return -1;
}
/**
* 获取插入sim卡的卡槽数
*
* @param context
* @return @{
{@link #SLOT_INDEX_DUAL} 双卡} @{
{@link #SLOT_INDEX_SIM_1} 卡1} @{
{@link #SLOT_INDEX_SIM_2} 卡2} @{
{@link #SLOT_INDEX_NONE} 没有插入SIM卡}
*/
public int getActiveSlotIndex(Context context) {
if (ActivityCompat.checkSelfPermission(context, Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) {
// TODO: Consider calling
// ActivityCompat#requestPermissions
// here to request the missing permissions, and then overriding
// public void onRequestPermissionsResult(int requestCode, String[] permissions,
// int[] grantResults)
// to handle the case where the user grants the permission. See the documentation
// for ActivityCompat#requestPermissions for more details.
return SLOT_INDEX_NONE;
}
SubscriptionManager subscriptionManager = context.getSystemService(SubscriptionManager.class);
if (BuildConfig.DUAL_SIM_CARD) {
boolean isSimCard1Insert = false;
boolean isSimCard2Insert = false;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
int subId = SubscriptionManager.getDefaultDataSubscriptionId();
//Log.i(TAG, "getDataEnabledSlotIndex: getDefaultDataSubscriptionId subId "+subId);
int[] slotIndex1 = subscriptionManager.getSubscriptionIds(0);
if (slotIndex1 != null && slotIndex1.length != 0) {
if (subId == slotIndex1[0]) {
return 0;
}
}
int[] slotIndex2 = subscriptionManager.getSubscriptionIds(1);
if (slotIndex2 != null && slotIndex2.length != 0) {
if (subId == slotIndex2[0]) {
return 1;
}
}
} else {
int subId = SubscriptionManager.getDefaultDataSubscriptionId();
//Log.i(TAG, "getDataEnabledSlotIndex: getDefaultDataSubscriptionId subId "+subId);
List<SubscriptionInfo> listInfo = subscriptionManager.getActiveSubscriptionInfoList();
if (listInfo != null && listInfo.size() > 0) {
for (int i = 0; i < listInfo.size(); i++) {
if (listInfo.get(i).getSubscriptionId() == subId) {
if (listInfo.get(i).getSimSlotIndex() == 0) {
isSimCard1Insert = true;
} else if (listInfo.get(i).getSimSlotIndex() == 0) {
isSimCard2Insert = true;
}
}
}
}
}
if (isSimCard1Insert && isSimCard2Insert) {
return SLOT_INDEX_DUAL;
} else if (isSimCard1Insert && !isSimCard2Insert) {
return SLOT_INDEX_SIM_1;
} else if (!isSimCard1Insert && isSimCard2Insert) {
return SLOT_INDEX_SIM_2;
}
} else {
List<SubscriptionInfo> listInfo = subscriptionManager.getActiveSubscriptionInfoList();
if (listInfo != null && listInfo.size() > 0) {
return SLOT_INDEX_SIM_1;
}
}
return SLOT_INDEX_NONE;
}
/**
* 获取数据连接使能的sim卡卡槽信息
*
* @param ctx
* @return
*/
@SuppressLint("MissingPermission")
public int getDataEnabledSlotIndex(Context ctx) {
int slotState = getActiveSlotIndex(ctx);
//Log.i(TAG, "getDataEnabledSlotIndex: slotState "+slotState);
if (slotState == SLOT_INDEX_NONE) {
return -1;
}
if (slotState == SLOT_INDEX_SIM_1) {
return 0;
} else if (slotState == SLOT_INDEX_SIM_2) {
return 1;
} else {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
SubscriptionManager subscriptionManager = ctx.getSystemService(SubscriptionManager.class);
int subId = SubscriptionManager.getDefaultDataSubscriptionId();
//Log.i(TAG, "getDataEnabledSlotIndex: getDefaultDataSubscriptionId subId "+subId);
int[] slotIndex1 = subscriptionManager.getSubscriptionIds(0);
if (slotIndex1 != null && slotIndex1.length != 0) {
if (subId == slotIndex1[0]) {
return 0;
}
}
int[] slotIndex2 = subscriptionManager.getSubscriptionIds(1);
if (slotIndex2 != null && slotIndex2.length != 0) {
if (subId == slotIndex2[0]) {
return 1;
}
}
} else {
SubscriptionManager subscriptionManager = ctx.getSystemService(SubscriptionManager.class);
int subId = SubscriptionManager.getDefaultDataSubscriptionId();
//Log.i(TAG, "getDataEnabledSlotIndex: getDefaultDataSubscriptionId subId "+subId);
List<SubscriptionInfo> listInfo = subscriptionManager.getActiveSubscriptionInfoList();
if (listInfo != null && listInfo.size() > 0) {
for (int i = 0; i < listInfo.size(); i++) {
if (listInfo.get(i).getSubscriptionId() == subId) {
return listInfo.get(i).getSimSlotIndex();
}
}
}
}
}
return -1;
}
public int getSlotIndexLevel(Context context, int slotIndex) {
TelephonyManager mTelephonyManager = context.getSystemService(TelephonyManager.class);
mTelephonyManager = mTelephonyManager.createForSubscriptionId(getSubId(context, slotIndex));
if (mTelephonyManager != null) {
SignalStrength signalStrength = mTelephonyManager.getSignalStrength();
if (signalStrength != null) {
int dbm = -1;
try {
Method method = signalStrength.getClass().getMethod("getDbm");
dbm = (int) method.invoke(signalStrength);
} catch (Exception e) {
e.printStackTrace();
}
return dbm;
}
}
return -1;
}
/**
* 获取sim卡状态
*
* @param context
* @param slotIndex
* @return
*/
public int getSlotIndexSimState(Context context, int slotIndex) {
TelephonyManager mTelephonyManager = context.getSystemService(TelephonyManager.class);
mTelephonyManager = mTelephonyManager.createForSubscriptionId(getSubId(context, slotIndex));
if (mTelephonyManager != null) {
return mTelephonyManager.getSimState();
}
return -1;
}
}
50.android 13的PackageManagerService相关的解析部分说明
InitAppsHelper.java 系统预置应用管理器, scanSystemDirs函数负责扫描传递过来的system/system_ext/odm/oem/vendor/product分区下的应用文件进行开机安装。获取其PackagePartitions.java中静态内部类SystemPartition的app目录以及priv-app目录调用InstallPackageHelper进行扫描安装 initNonSystemApps是安装/data/app目录下的app
PackageSessionVerifier.java 安装会话的验证
VerificationParams.java 安装会话的验证。主要是验证版本号差异,
PackageManagerShellCommand.java 继承自ShellCommand pm脚本是通过cmd package "$@" 执行的,其中package代表在ServiceManager注册的服务名
PackageHandler.java 处理分发PackageManager的消息,比如INIT_COPY/POST_INSTALL 其中post_install是安装完成的标志,会调用InstallPackageHelper中的handlePackagePostInstall发出package_addded广播
PackageInstallerSession.java 安装会话的服务端
InstallPackageHelper.java 负责安装流程处理包 负责处理多个安装请求
InstallParams.java 安装参数,带安装参数信息,在收到来自PackageHandler的INIT_COPY的msg时开启安装 该MSG由PackageInstallerSession.java监听PackageSessionVerifier的verify调用时执行onVerificationComplete()方法中的install方法
49. Warning: “/system/app/xxx/lib/arm/xxxx.so” has text relocations
android.mk中添加LOCAL_CFLAGS :=-fPIC
48. tcp/udp socket通信小demo
TcpUdpActivity
package com.huadean.tcpudptest;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.RadioGroup;
import android.widget.Toast;
import androidx.appcompat.app.AppCompatActivity;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.DatagramPacket;
import java.DatagramSocket;
import java.InetAddress;
import java.ServerSocket;
import java.Socket;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
public class TcpUdpActivity extends AppCompatActivity {
private static final String TAG = "TcpUdpActivity";
private RadioGroup mRadioGroup;
private EditText ip_edit, send_port, rec_port, send_content;
private Button btn_createServer, btn_createClient, btn_send_msg;
//tcp
private Socket mClientSocket;
private Socket mServerAcceptSocket;
private ServerSocket mServerSocket;
//udp
private Executor mExecutor = Executors.newFixedThreadPool(4);
private OutputStream mOutputStream;//写入数据
private InputStream mInputStream;//读取数据
private boolean isReady = false;
private DatagramSocket mUdpReceiver;
private DatagramSocket mUdpSender;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_tcp_udp);
mRadioGroup = findViewById(R.id.radioGroup);
ip_edit = findViewById(R.id.ip_edit);
send_port = findViewById(R.id.port_send);
rec_port = findViewById(R.id.port_recev);
send_content = findViewById(R.id.send_edit);
btn_createServer = findViewById(R.id.server_create);
btn_createClient = findViewById(R.id.client_create);
btn_send_msg = findViewById(R.id.send_btn);
if (isTcp()) {
btn_createServer.setVisibility(View.VISIBLE);
send_port.setVisibility(View.GONE);
findViewById(R.id.textView3).setVisibility(View.GONE);
btn_createClient.setText("连接服务器");
}else{
send_port.setVisibility(View.VISIBLE);
btn_createServer.setVisibility(View.GONE);
btn_createClient.setText("开启连接");
}
mRadioGroup.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
if (isTcp()) {
btn_createServer.setVisibility(View.VISIBLE);
send_port.setVisibility(View.GONE);
findViewById(R.id.textView3).setVisibility(View.GONE);
btn_createClient.setText("连接服务器");
}else{
send_port.setVisibility(View.VISIBLE);
btn_createServer.setVisibility(View.GONE);
btn_createClient.setText("开启连接");
}
}
});
btn_createServer.setOnClickListener((v) -> {
try {
if (!isReady) {
mRadioGroup.setEnabled(false);
findViewById(R.id.tcp).setEnabled(false);
findViewById(R.id.udp).setEnabled(false);
btn_createServer.setText("关闭服务端");
startServer();
} else {
mRadioGroup.setEnabled(true);
findViewById(R.id.tcp).setEnabled(true);
findViewById(R.id.udp).setEnabled(true);
btn_createServer.setText("创建服务端");
stopServer();
}
} catch (Exception e) {
e.printStackTrace();
}
});
btn_createClient.setOnClickListener((v) -> {
try {
if (!isReady) {
mRadioGroup.setEnabled(false);
findViewById(R.id.tcp).setEnabled(false);
findViewById(R.id.udp
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