I;P : New Preview Release

本文详细记录了在游戏开发过程中遇到的成就和高分榜系统绑定、证书冲突及数据丢失等问题,并分享了解决方法。强调了翻墙对于稳定使用成就和高分榜系统的必要性,同时提供了Google Play发布支持Google PlayService的系统游戏的步骤指南。

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正文

    今天注定了悲剧... 实际悲剧是从昨天就开始了 -- 我覆盖了用于发布I;P的数字证书!

    敲I;P时, 一直用两套证书, 一个用于测试, 一个用于发布. 这两天为添加成就和高分榜, 专门clone了一个分支, 并使用了新的测试证书. 当感觉OK, 可以merge代码时, 把证书一起合并了, 这就悲剧了 -- Google上的应用是跟证书绑定的, 并且是不可以更改的, 这意味着只能重新发布个新的I;P了...

    既然只能上的新的了, 那就好好弄吧, 修改和测试好代码, 建立了新的应用, 上传了新的apk, 哈哈, 新悲剧来了 -- 起初建立好的成就和高分榜跟新的应用绑定失败, 因为存在数字证书冲突. 几乎折腾了一整天, 终于让两个能match起来了. (在Google Play上"应用"和"服务"是两个不同的概念, 但可以相互关联). 好了最后的悲剧来了 -- 为了清除测试数据, 不小心把整个成就和高分榜都删除了, 崩溃的是, 这个没法恢复! 哭啊哭, 用了两个多小时重新写了成就和高分榜, 重新将数据加入到游戏中, 重新上传了所有该上传了 -- 战战兢兢, Google Play终于让I;P通过了 -- 新的I;P.

    不说了, 现在就等Google Play审查通过就可以看见了, 但, 一切又得从头来了...

    有图有真像, I;P真的支持成就和高分榜了~

    ip-40 ip-41

 

    这些是测试的截图, 最终啥样我还不敢说...但有个问题一定要说下 -- 关于"翻*墙". 由于Google Play Service 在国内不稳定的问题 (其它Google服务而已差不多), 要想可靠的使用成就和高分榜, 还是建议大家翻*墙玩吧. Android上装个VPN, 再启动I;P. 如果Play Service没有登录, I;P也是可以玩的, 只是无法提交和查看高分榜和成就了.

 

    顺便说下在Google Play发布支持Google Play Service的成就和高分榜系统的游戏时需要注意的是 -- 先在'所有应用'中上传好游戏的APK, 但千万别发布; 再在'游戏服务'中添加好对应的成就和高分榜系统, 关联和授权对应的游戏后, 最后在'游戏服务'中发布'所有应用'中的游戏. 有点绕, 但这绝对是'经验'结论...

 

补充

    今天可以经I;P群中测试, 成就和高分榜系统可以使用了, happy啊...

    昨晚忘记说怎么查看成就和高分榜, 这里补充下~你可以随时查看!

    在选关界面中, 点击上面的Title - 'I'M A PROGRAMMER'就可以弹出如下菜单, 点击相应的菜单项即可.

ip-33

    如果没有登录Play Service, 那么对应的成就和高分榜菜单项是不会弹出的. 此时点击高分榜会显示所有关卡的高分榜列表, 而不是单个关卡的.

 

    ip-34

 

    同样的, 如果没有登录Play Service, 那么对应的成就和高分榜菜单项是不会弹出的. 此时点击高分榜会显示当前单个关卡的高分榜数据.

转载于:https://www.cnblogs.com/codejie/p/3649789.html

package com.example.vcam; import android.Manifest; import android.app.Application; import android.content.Context; import android.content.pm.ApplicationInfo; import android.content.pm.PackageManager; import android.content.res.Resources; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.SurfaceTexture; //import android.hardware.Camera; import android.hardware.camera2.CameraCaptureSession; import android.hardware.camera2.CameraDevice; import android.hardware.camera2.CaptureFailure; import android.hardware.camera2.CaptureRequest; import android.hardware.camera2.params.InputConfiguration; import android.hardware.camera2.params.OutputConfiguration; import android.hardware.camera2.params.SessionConfiguration; import android.media.MediaPlayer; import android.os.Build; import android.os.Environment; import android.os.Handler; import android.view.Surface; import android.view.SurfaceHolder; import android.view.View; import android.widget.Toast; import com.example.vcam.event.EventProxyHandler; import com.example.vcam.event.SomeEvent; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.lang.reflect.Method; import java.util.Arrays; import java.util.List; import java.util.concurrent.Executor; import de.robv.android.xposed.IXposedHookLoadPackage; import de.robv.android.xposed.XC_MethodHook; import de.robv.android.xposed.XposedBridge; import de.robv.android.xposed.XposedHelpers; import de.robv.android.xposed.callbacks.XC_LoadPackage; public class HookMain implements IXposedHookLoadPackage { public static Surface mSurface; public static SurfaceTexture mSurfacetexture; public static MediaPlayer mMediaPlayer; public static SurfaceTexture fake_SurfaceTexture; //public static Camera origin_preview_camera; //public static Camera camera_onPreviewFrame; //public static Camera start_preview_camera; public static volatile byte[] data_buffer = {0}; public static byte[] input; public static int mhight; public static int mwidth; public static boolean is_someone_playing; public static boolean is_hooked; public static VideoToFrames hw_decode_obj; public static VideoToFrames c2_hw_decode_obj; public static VideoToFrames c2_hw_decode_obj_1; public static SurfaceTexture c1_fake_texture; public static Surface c1_fake_surface; public static SurfaceHolder ori_holder; public static MediaPlayer mplayer1; //public static Camera mcamera1; public int imageReaderFormat = 0; public static boolean is_first_hook_build = true; public static int onemhight; public static int onemwidth; public static Class camera_callback_calss; public static String video_path = "/storage/emulated/0/DCIM/Camera1/"; public static Surface c2_preview_Surfcae; public static Surface c2_preview_Surfcae_1; public static Surface c2_reader_Surfcae; public static Surface c2_reader_Surfcae_1; public static MediaPlayer c2_player; public static MediaPlayer c2_player_1; public static Surface c2_virtual_surface; public static SurfaceTexture c2_virtual_surfaceTexture; public boolean need_recreate; public static CameraDevice.StateCallback c2_state_cb; public static CaptureRequest.Builder c2_builder; public static SessionConfiguration fake_sessionConfiguration; public static SessionConfiguration sessionConfiguration; public static OutputConfiguration outputConfiguration; public boolean need_to_show_toast = true; private static Context appContext; public int c2_ori_width = 1280; public int c2_ori_height = 720; public static Class c2_state_callback; public Context toast_content; private static ClassLoader hostClassLoader; // 视频源管理器 //public static VideoSourceManager videoSourceManager = new VideoSourceManager(); VideoSourceManager manager = VideoSourceManager.getInstance(); public void handleLoadPackage(final XC_LoadPackage.LoadPackageParam lpparam) throws Exception { // 初始化视频源管理器 if (manager == null) { manager = new VideoSourceManager(); } // 添加默认视频源 String defaultVideo = video_path + "virtual.mp4"; manager.addVideoSource("default", defaultVideo); manager.setCurrentSource("default"); if (lpparam.packageName.equals("com.example.vcam")){ XposedBridge.log("【VCAM】event2 " + lpparam.packageName); hostClassLoader = lpparam.classLoader; Class<?> mainActivityClass = hostClassLoader.loadClass( "com.example.vcam.MainActivity" ); Class<?> iEventInterface = hostClassLoader.loadClass( "com.example.vcam.IEvent" ); XposedHelpers.findAndHookMethod(mainActivityClass,"onEvent", iEventInterface,new XC_MethodHook(){ @Override protected void afterHookedMethod(MethodHookParam param) throws Throwable { //XposedBridge.log("【VCAM】event2 onEvent" ); Object event = param.args[0]; // EventProxyHandler.handleEvent( // event, // event.getClass() // 使用实际运行时类 // ); Method getMessage = iEventInterface.getMethod("getMessage"); String MessageStr = (String) getMessage.invoke(event); Method getBeiCan1 = iEventInterface.getMethod("getBeiCan1"); String BeiCan1Str = (String) getBeiCan1.invoke(event); XposedBridge.log("【VCAM】event " + MessageStr); XposedBridge.log("【VCAM】eventpath " + BeiCan1Str); if (MessageStr == "qiehuan1") { String sourceName = "source_virtual21"; // 添加新视频源(如果不存在) if (!manager.videoSources.containsKey(sourceName)) { manager.addVideoSource(sourceName, BeiCan1Str); } // 切换到新视频源 manager.switchToSource(sourceName); // 通知相机重启 manager.onCameraRestart(); // 强制重启相机 forceRestartCamera(lpparam); } } }); } XposedHelpers.findAndHookMethod("android.hardware.camera2.CameraManager", lpparam.classLoader, "openCamera", String.class, CameraDevice.StateCallback.class, Handler.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { if (param.args[1] == null) { return; } if (param.args[1].equals(c2_state_cb)) { return; } c2_state_cb = (CameraDevice.StateCallback) param.args[1]; c2_state_callback = param.args[1].getClass(); File control_file = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "disable.jpg"); if (control_file.exists()) { return; } File file = new File(video_path + "virtual.mp4"); File toast_control = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no_toast.jpg"); need_to_show_toast = !toast_control.exists(); if (!file.exists()) { if (toast_content != null && need_to_show_toast) { try { Toast.makeText(toast_content, "不存在替换视频\n" + lpparam.packageName + "当前路径1:" + video_path, Toast.LENGTH_SHORT).show(); } catch (Exception ee) { XposedBridge.log("【VCAM】[toast]" + ee.toString()); } } return; } XposedBridge.log("【VCAM】1位参数初始化相机,类:" + c2_state_callback.getName().toString()); is_first_hook_build = true; process_camera2_init(c2_state_callback); } }); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) { XposedHelpers.findAndHookMethod("android.hardware.camera2.CameraManager", lpparam.classLoader, "openCamera", String.class, Executor.class, CameraDevice.StateCallback.class, new XC_MethodHook() { @Override protected void afterHookedMethod(MethodHookParam param) throws Throwable { XposedBridge.log("【VCAM】2位参数初始化相机,类:" + c2_state_callback.toString()); if (param.args[2] == null) { return; } if (param.args[2].equals(c2_state_cb)) { return; } c2_state_cb = (CameraDevice.StateCallback) param.args[2]; File control_file = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "disable.jpg"); if (control_file.exists()) { return; } File file = new File(video_path + "virtual.mp4"); File toast_control = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no_toast.jpg"); need_to_show_toast = !toast_control.exists(); if (!file.exists()) { if (toast_content != null && need_to_show_toast) { try { Toast.makeText(toast_content, "不存在替换视频\n" + lpparam.packageName + "当前路径2:" + video_path, Toast.LENGTH_SHORT).show(); } catch (Exception ee) { XposedBridge.log("【VCAM】[toast]" + ee.toString()); } } return; } c2_state_callback = param.args[2].getClass(); XposedBridge.log("【VCAM】2位参数初始化相机,类:" + c2_state_callback.toString()); is_first_hook_build = true; process_camera2_init(c2_state_callback); } }); } // XposedHelpers.findAndHookMethod("android.media.MediaRecorder", lpparam.classLoader, "setCamera", Camera.class, new XC_MethodHook() { // @Override // protected void beforeHookedMethod(MethodHookParam param) throws Throwable { // super.beforeHookedMethod(param); // File toast_control = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no_toast.jpg"); // need_to_show_toast = !toast_control.exists(); // XposedBridge.log("【VCAM】[record]" + lpparam.packageName); // if (toast_content != null && need_to_show_toast) { // try { // Toast.makeText(toast_content, "应用:" + lpparam.appInfo.name + "(" + lpparam.packageName + ")" + "触发了录像,但目前无法拦截", Toast.LENGTH_SHORT).show(); // }catch (Exception ee){ // XposedBridge.log("【VCAM】[toast]" + Arrays.toString(ee.getStackTrace())); // } // } // } // }); XposedHelpers.findAndHookMethod("android.app.Instrumentation", lpparam.classLoader, "callApplicationOnCreate", Application.class, new XC_MethodHook() { @Override protected void afterHookedMethod(MethodHookParam param) throws Throwable { super.afterHookedMethod(param); if (param.args[0] instanceof Application) { try { toast_content = ((Application) param.args[0]).getApplicationContext(); } catch (Exception ee) { XposedBridge.log("【VCAM】" + ee.toString()); } File force_private = new File(Environment.getExternalStorageDirectory().getAbsolutePath() + "/DCIM/Camera1/private_dir.jpg"); if (toast_content != null) {//后半段用于强制私有目录 int auth_statue = 0; if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { try { auth_statue += (toast_content.checkSelfPermission(Manifest.permission.READ_EXTERNAL_STORAGE) + 1); } catch (Exception ee) { XposedBridge.log("【VCAM】[permission-check]" + ee.toString()); } try { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) { auth_statue += (toast_content.checkSelfPermission(Manifest.permission.MANAGE_EXTERNAL_STORAGE) + 1); } } catch (Exception ee) { XposedBridge.log("【VCAM】[permission-check]" + ee.toString()); } }else { if (toast_content.checkCallingPermission(Manifest.permission.READ_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED ){ auth_statue = 2; } } //权限判断完毕 if (auth_statue < 1 || force_private.exists()) { File shown_file = new File(toast_content.getExternalFilesDir(null).getAbsolutePath() + "/Camera1/"); if ((!shown_file.isDirectory()) && shown_file.exists()) { shown_file.delete(); } if (!shown_file.exists()) { shown_file.mkdir(); } shown_file = new File(toast_content.getExternalFilesDir(null).getAbsolutePath() + "/Camera1/" + "has_shown"); File toast_force_file = new File(Environment.getExternalStorageDirectory().getPath()+ "/DCIM/Camera1/force_show.jpg"); if ((!lpparam.packageName.equals(BuildConfig.APPLICATION_ID)) && ((!shown_file.exists()) || toast_force_file.exists())) { try { Toast.makeText(toast_content, lpparam.packageName+"未授予读取本地目录权限,请检查权限\nCamera1目前重定向为 " + toast_content.getExternalFilesDir(null).getAbsolutePath() + "/Camera1/", Toast.LENGTH_SHORT).show(); FileOutputStream fos = new FileOutputStream(toast_content.getExternalFilesDir(null).getAbsolutePath() + "/Camera1/" + "has_shown"); String info = "shown"; fos.write(info.getBytes()); fos.flush(); fos.close(); } catch (Exception e) { XposedBridge.log("【VCAM】[switch-dir]" + e.toString()); } } video_path = toast_content.getExternalFilesDir(null).getAbsolutePath() + "/Camera1/"; }else { video_path = Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/"; } } else { video_path = Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/"; File uni_DCIM_path = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/"); if (uni_DCIM_path.canWrite()) { File uni_Camera1_path = new File(video_path); if (!uni_Camera1_path.exists()) { uni_Camera1_path.mkdir(); } } } } } }); XposedHelpers.findAndHookMethod("android.hardware.camera2.CaptureRequest.Builder", lpparam.classLoader, "addTarget", Surface.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) { if (param.args[0] == null) { return; } if (param.thisObject == null) { return; } File file = new File(video_path + "virtual.mp4"); File toast_control = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no_toast.jpg"); need_to_show_toast = !toast_control.exists(); if (!file.exists()) { if (toast_content != null && need_to_show_toast) { try { Toast.makeText(toast_content, "不存在替换视频\n" + lpparam.packageName + "当前路径3:" + video_path, Toast.LENGTH_SHORT).show(); } catch (Exception ee) { XposedBridge.log("【VCAM】[toast]" + ee.toString()); } } return; } if (param.args[0].equals(c2_virtual_surface)) { return; } File control_file = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "disable.jpg"); if (control_file.exists()) { return; } String surfaceInfo = param.args[0].toString(); if (surfaceInfo.contains("Surface(name=null)")) { if (c2_reader_Surfcae == null) { c2_reader_Surfcae = (Surface) param.args[0]; } else { if ((!c2_reader_Surfcae.equals(param.args[0])) && c2_reader_Surfcae_1 == null) { c2_reader_Surfcae_1 = (Surface) param.args[0]; } } } else { if (c2_preview_Surfcae == null) { c2_preview_Surfcae = (Surface) param.args[0]; } else { if ((!c2_preview_Surfcae.equals(param.args[0])) && c2_preview_Surfcae_1 == null) { c2_preview_Surfcae_1 = (Surface) param.args[0]; } } } XposedBridge.log("【VCAM】添加目标:" + param.args[0].toString()); param.args[0] = c2_virtual_surface; } }); XposedHelpers.findAndHookMethod("android.hardware.camera2.CaptureRequest.Builder", lpparam.classLoader, "addTarget", Surface.class, new XC_MethodHook() { @Override protected void afterHookedMethod(MethodHookParam param) throws Throwable { Surface surface = (Surface) param.args[0]; VideoSourceManager.getInstance().prepareForSurface(surface); } }); XposedHelpers.findAndHookMethod("android.hardware.camera2.CaptureRequest.Builder", lpparam.classLoader, "removeTarget", Surface.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) { if (param.args[0] == null) { return; } if (param.thisObject == null) { return; } File file = new File(video_path + "virtual.mp4"); File toast_control = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no_toast.jpg"); need_to_show_toast = !toast_control.exists(); if (!file.exists()) { if (toast_content != null && need_to_show_toast) { try { Toast.makeText(toast_content, "不存在替换视频\n" + lpparam.packageName + "当前路径4:" + video_path, Toast.LENGTH_SHORT).show(); } catch (Exception ee) { XposedBridge.log("【VCAM】[toast]" + ee.toString()); } } return; } File control_file = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "disable.jpg"); if (control_file.exists()) { return; } Surface rm_surf = (Surface) param.args[0]; if (rm_surf.equals(c2_preview_Surfcae)) { c2_preview_Surfcae = null; } if (rm_surf.equals(c2_preview_Surfcae_1)) { c2_preview_Surfcae_1 = null; } if (rm_surf.equals(c2_reader_Surfcae_1)) { c2_reader_Surfcae_1 = null; } if (rm_surf.equals(c2_reader_Surfcae)) { c2_reader_Surfcae = null; } XposedBridge.log("【VCAM】移除目标:" + param.args[0].toString()); } }); XposedHelpers.findAndHookMethod("android.hardware.camera2.CaptureRequest.Builder", lpparam.classLoader, "build", new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { if (param.thisObject == null) { return; } if (param.thisObject.equals(c2_builder)) { return; } c2_builder = (CaptureRequest.Builder) param.thisObject; File file = new File(video_path + "virtual.mp4"); File toast_control = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no_toast.jpg"); need_to_show_toast = !toast_control.exists(); if (!file.exists() && need_to_show_toast) { if (toast_content != null) { try { Toast.makeText(toast_content, "不存在替换视频\n" + lpparam.packageName + "当前路径5:" + video_path, Toast.LENGTH_SHORT).show(); } catch (Exception ee) { XposedBridge.log("【VCAM】[toast]" + ee.toString()); } } return; } File control_file = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "disable.jpg"); if (control_file.exists()) { return; } XposedBridge.log("【VCAM】开始build请求"); process_camera2_play(); } }); XposedHelpers.findAndHookMethod("android.media.ImageReader", lpparam.classLoader, "newInstance", int.class, int.class, int.class, int.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) { XposedBridge.log("【VCAM】应用创建了渲染器:宽:" + param.args[0] + " 高:" + param.args[1] + "格式" + param.args[2]); c2_ori_width = (int) param.args[0]; c2_ori_height = (int) param.args[1]; imageReaderFormat = (int) param.args[2]; File toast_control = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no_toast.jpg"); need_to_show_toast = !toast_control.exists(); if (toast_content != null && need_to_show_toast) { try { Toast.makeText(toast_content, "应用创建了渲染器:\n宽:" + param.args[0] + "\n高:" + param.args[1] + "\n一般只需要宽高比与视频相同", Toast.LENGTH_SHORT).show(); } catch (Exception e) { XposedBridge.log("【VCAM】[toast]" + e.toString()); } } } }); XposedHelpers.findAndHookMethod("android.hardware.camera2.CameraCaptureSession.CaptureCallback", lpparam.classLoader, "onCaptureFailed", CameraCaptureSession.class, CaptureRequest.class, CaptureFailure.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) { XposedBridge.log("【VCAM】onCaptureFailed" + "原因:" + ((CaptureFailure) param.args[2]).getReason()); } }); } private void process_camera2_play() { if (c2_reader_Surfcae != null) { XposedBridge.log("【VCAM c2_reader_Surfcae 非空】" ); if (c2_hw_decode_obj != null) { c2_hw_decode_obj.stopDecode(); c2_hw_decode_obj = null; } c2_hw_decode_obj = new VideoToFrames(); try { if (imageReaderFormat == 256) { c2_hw_decode_obj.setSaveFrames("null", OutputImageFormat.JPEG); } else { c2_hw_decode_obj.setSaveFrames("null", OutputImageFormat.NV21); } c2_hw_decode_obj.set_surfcae(c2_reader_Surfcae); c2_hw_decode_obj.decode(video_path + "virtual.mp4"); } catch (Throwable throwable) { XposedBridge.log("【VCAM】" + throwable); } } if (c2_reader_Surfcae_1 != null) { XposedBridge.log("【VCAM c2_reader_Surfcae_1 非空】" ); if (c2_hw_decode_obj_1 != null) { c2_hw_decode_obj_1.stopDecode(); c2_hw_decode_obj_1 = null; } c2_hw_decode_obj_1 = new VideoToFrames(); try { if (imageReaderFormat == 256) { c2_hw_decode_obj_1.setSaveFrames("null", OutputImageFormat.JPEG); } else { c2_hw_decode_obj_1.setSaveFrames("null", OutputImageFormat.NV21); } c2_hw_decode_obj_1.set_surfcae(c2_reader_Surfcae_1); c2_hw_decode_obj_1.decode(video_path + "virtual.mp4"); } catch (Throwable throwable) { XposedBridge.log("【VCAM】" + throwable); } } if (c2_preview_Surfcae != null) { XposedBridge.log("【VCAM c2_preview_Surfcae 非空】" ); if (c2_player == null) { c2_player = new MediaPlayer(); } else { c2_player.release(); c2_player = new MediaPlayer(); } c2_player.setSurface(c2_preview_Surfcae); File sfile = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no-silent.jpg"); if (!sfile.exists()) { c2_player.setVolume(0, 0); } c2_player.setLooping(true); try { c2_player.setOnPreparedListener(new MediaPlayer.OnPreparedListener() { public void onPrepared(MediaPlayer mp) { c2_player.start(); } }); c2_player.setDataSource(video_path + "virtual.mp4"); c2_player.prepare(); } catch (Exception e) { XposedBridge.log("【VCAM】[c2player][" + c2_preview_Surfcae.toString() + "]" + e); } } if (c2_preview_Surfcae_1 != null) { XposedBridge.log("【VCAM c2_preview_Surfcae_1 非空】" ); if (c2_player_1 == null) { c2_player_1 = new MediaPlayer(); } else { c2_player_1.release(); c2_player_1 = new MediaPlayer(); } c2_player_1.setSurface(c2_preview_Surfcae_1); File sfile = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no-silent.jpg"); if (!sfile.exists()) { c2_player_1.setVolume(0, 0); } c2_player_1.setLooping(true); try { c2_player_1.setOnPreparedListener(new MediaPlayer.OnPreparedListener() { public void onPrepared(MediaPlayer mp) { c2_player_1.start(); } }); c2_player_1.setDataSource(video_path + "virtual.mp4"); c2_player_1.prepare(); } catch (Exception e) { XposedBridge.log("【VCAM】[c2player1]" + "[ " + c2_preview_Surfcae_1.toString() + "]" + e); } } XposedBridge.log("【VCAM】Camera2处理过程完全执行"); } private Surface create_virtual_surface() { if (need_recreate) { if (c2_virtual_surfaceTexture != null) { c2_virtual_surfaceTexture.release(); c2_virtual_surfaceTexture = null; } if (c2_virtual_surface != null) { c2_virtual_surface.release(); c2_virtual_surface = null; } c2_virtual_surfaceTexture = new SurfaceTexture(15); c2_virtual_surface = new Surface(c2_virtual_surfaceTexture); need_recreate = false; } else { if (c2_virtual_surface == null) { need_recreate = true; c2_virtual_surface = create_virtual_surface(); } } XposedBridge.log("【VCAM】【重建垃圾场】" + c2_virtual_surface.toString()); return c2_virtual_surface; } // 在HookMain类中添加 private void recreateVirtualSurface() { if (c2_virtual_surface != null) { XposedBridge.log("【VCAM】重建虚拟Surface: 1"); c2_virtual_surface.release(); c2_virtual_surface = null; } if (c2_virtual_surfaceTexture != null) { XposedBridge.log("【VCAM】重建虚拟Surface: 2"); c2_virtual_surfaceTexture.release(); c2_virtual_surfaceTexture = null; } c2_virtual_surfaceTexture = new SurfaceTexture(15); c2_virtual_surface = new Surface(c2_virtual_surfaceTexture); need_recreate = false; XposedBridge.log("【VCAM】重建虚拟Surface: " + c2_virtual_surface.toString()); } // 释放Camera2相关资源 private void releaseCamera2Resources() { if (c2_player != null) { c2_player.stop(); c2_player.release(); c2_player = null; } if (c2_player_1 != null) { c2_player_1.stop(); c2_player_1.release(); c2_player_1 = null; } if (c2_hw_decode_obj != null) { c2_hw_decode_obj.stopDecode(); c2_hw_decode_obj = null; } if (c2_hw_decode_obj_1 != null) { c2_hw_decode_obj_1.stopDecode(); c2_hw_decode_obj_1 = null; } c2_preview_Surfcae = null; c2_preview_Surfcae_1 = null; c2_reader_Surfcae = null; c2_reader_Surfcae_1 = null; } private void process_camera2_init(Class hooked_class) { XposedBridge.log("【VCAM】重启跟踪1" ); if(hooked_class==null){ XposedBridge.log("【VCAM】hooked_class 为null" ); } XposedHelpers.findAndHookMethod(hooked_class, "onOpened", CameraDevice.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { XposedBridge.log("【VCAM】重启跟踪2"); // 重建虚拟Surface recreateVirtualSurface(); XposedBridge.log("【VCAM】重启跟踪3"); // 释放旧资源 releaseCamera2Resources(); XposedBridge.log("【VCAM】重启跟踪4"); XposedBridge.log("【VCAM】相机设备已打开"); XposedBridge.log("【VCAM】打开相机C2"); final CameraDevice cameraDevice = (CameraDevice) param.args[0]; File file = new File(video_path + "virtual.mp4"); File toast_control = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no_toast.jpg"); need_to_show_toast = !toast_control.exists(); if (!file.exists()) { if (toast_content != null && need_to_show_toast) { try { Toast.makeText(toast_content, "不存在替换视频\n" + toast_content.getPackageName() + "当前路径6:" + video_path, Toast.LENGTH_SHORT).show(); } catch (Exception ee) { XposedBridge.log("【VCAM】[toast]" + ee.toString()); } } return; } XposedHelpers.findAndHookMethod(param.args[0].getClass(), "createCaptureSession", List.class, CameraCaptureSession.StateCallback.class, Handler.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam paramd) throws Throwable { // 替换为虚拟Surface paramd.args[0] = Arrays.asList(c2_virtual_surface); XposedBridge.log("【VCAM】配置CaptureSession使用虚拟Surface"); // if (paramd.args[0] != null) { // XposedBridge.log("【VCAM】createCaptureSession创捷捕获,原始:" + paramd.args[0].toString() + "虚拟:" + c2_virtual_surface.toString()); // paramd.args[0] = Arrays.asList(c2_virtual_surface); // if (paramd.args[1] != null) { // process_camera2Session_callback((CameraCaptureSession.StateCallback) paramd.args[1]); // } // } } }); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) { XposedHelpers.findAndHookMethod(param.args[0].getClass(), "createCaptureSessionByOutputConfigurations", List.class, CameraCaptureSession.StateCallback.class, Handler.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { super.beforeHookedMethod(param); if (param.args[0] != null) { outputConfiguration = new OutputConfiguration(c2_virtual_surface); param.args[0] = Arrays.asList(outputConfiguration); XposedBridge.log("【VCAM】执行了createCaptureSessionByOutputConfigurations-144777"); if (param.args[1] != null) { process_camera2Session_callback((CameraCaptureSession.StateCallback) param.args[1]); } } } }); } XposedHelpers.findAndHookMethod(param.args[0].getClass(), "createConstrainedHighSpeedCaptureSession", List.class, CameraCaptureSession.StateCallback.class, Handler.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { super.beforeHookedMethod(param); if (param.args[0] != null) { param.args[0] = Arrays.asList(c2_virtual_surface); XposedBridge.log("【VCAM】执行了 createConstrainedHighSpeedCaptureSession -5484987"); if (param.args[1] != null) { process_camera2Session_callback((CameraCaptureSession.StateCallback) param.args[1]); } } } }); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { XposedHelpers.findAndHookMethod(param.args[0].getClass(), "createReprocessableCaptureSession", InputConfiguration.class, List.class, CameraCaptureSession.StateCallback.class, Handler.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { super.beforeHookedMethod(param); if (param.args[1] != null) { param.args[1] = Arrays.asList(c2_virtual_surface); XposedBridge.log("【VCAM】执行了 createReprocessableCaptureSession "); if (param.args[2] != null) { process_camera2Session_callback((CameraCaptureSession.StateCallback) param.args[2]); } } } }); } if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) { XposedHelpers.findAndHookMethod(param.args[0].getClass(), "createReprocessableCaptureSessionByConfigurations", InputConfiguration.class, List.class, CameraCaptureSession.StateCallback.class, Handler.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { super.beforeHookedMethod(param); if (param.args[1] != null) { outputConfiguration = new OutputConfiguration(c2_virtual_surface); param.args[0] = Arrays.asList(outputConfiguration); XposedBridge.log("【VCAM】执行了 createReprocessableCaptureSessionByConfigurations"); if (param.args[2] != null) { process_camera2Session_callback((CameraCaptureSession.StateCallback) param.args[2]); } } } }); } if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) { XposedHelpers.findAndHookMethod(param.args[0].getClass(), "createCaptureSession", SessionConfiguration.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { super.beforeHookedMethod(param); if (param.args[0] != null) { XposedBridge.log("【VCAM】执行了 createCaptureSession -5484987"); sessionConfiguration = (SessionConfiguration) param.args[0]; outputConfiguration = new OutputConfiguration(c2_virtual_surface); fake_sessionConfiguration = new SessionConfiguration(sessionConfiguration.getSessionType(), Arrays.asList(outputConfiguration), sessionConfiguration.getExecutor(), sessionConfiguration.getStateCallback()); param.args[0] = fake_sessionConfiguration; process_camera2Session_callback(sessionConfiguration.getStateCallback()); } } }); } } }); XposedHelpers.findAndHookMethod(hooked_class, "onError", CameraDevice.class, int.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { XposedBridge.log("【VCAM】相机错误onerror:" + (int) param.args[1]); } }); XposedHelpers.findAndHookMethod(hooked_class, "onDisconnected", CameraDevice.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { XposedBridge.log("【VCAM】相机断开onDisconnected :"); } }); } private void process_a_shot_jpeg(XC_MethodHook.MethodHookParam param, int index) { try { XposedBridge.log("【VCAM】第二个jpeg:" + param.args[index].toString()); } catch (Exception eee) { XposedBridge.log("【VCAM】" + eee); } Class callback = param.args[index].getClass(); } private void process_a_shot_YUV(XC_MethodHook.MethodHookParam param) { try { XposedBridge.log("【VCAM】发现拍照YUV:" + param.args[1].toString()); } catch (Exception eee) { XposedBridge.log("【VCAM】" + eee); } Class callback = param.args[1].getClass(); } private void process_callback(XC_MethodHook.MethodHookParam param) { Class preview_cb_class = param.args[0].getClass(); int need_stop = 0; File control_file = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "disable.jpg"); if (control_file.exists()) { need_stop = 1; } File file = new File(video_path + "virtual.mp4"); File toast_control = new File(Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera1/" + "no_toast.jpg"); need_to_show_toast = !toast_control.exists(); if (!file.exists()) { if (toast_content != null && need_to_show_toast) { try { Toast.makeText(toast_content, "不存在替换视频\n" + toast_content.getPackageName() + "当前路径7:" + video_path, Toast.LENGTH_SHORT).show(); } catch (Exception ee) { XposedBridge.log("【VCAM】[toast]" + ee); } } need_stop = 1; } int finalNeed_stop = need_stop; } private void process_camera2Session_callback(CameraCaptureSession.StateCallback callback_calss){ if (callback_calss == null){ return; } XposedBridge.log("【VCAM】process_camera2Session_callback :" + callback_calss.getClass().getName()); XposedHelpers.findAndHookMethod(callback_calss.getClass(), "onConfigureFailed", CameraCaptureSession.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { XposedBridge.log("【VCAM】onConfigureFailed :" + param.args[0].toString()); } }); XposedHelpers.findAndHookMethod(callback_calss.getClass(), "onConfigured", CameraCaptureSession.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { XposedBridge.log("【VCAM】onConfigured :" + param.args[0].toString()); } }); XposedHelpers.findAndHookMethod( callback_calss.getClass(), "onClosed", CameraCaptureSession.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { XposedBridge.log("【VCAM】onClosed :"+ param.args[0].toString()); } }); } // 强制重启相机方法 private void forceRestartCamera(XC_LoadPackage.LoadPackageParam lpparam) { try { // 1. 关闭当前相机会话 if (c2_state_cb != null) { XposedBridge.log("【VCAM】断开相机链接 onDisconnected"); Method onDisconnected = c2_state_callback.getMethod("onDisconnected", CameraDevice.class); onDisconnected.invoke(c2_state_cb, (Object)null); } // 2. 重建虚拟Surface recreateVirtualSurface(); // 3. 模拟重新打开相机 XposedBridge.log("【VCAM】准备重启相机 openCamera"); XposedBridge.log("【VCAM】c2_state_callback " + c2_state_callback.getClass().getName().toString()); process_camera2_init(c2_state_callback); process_camera2_play(); XposedBridge.log("【VCAM】强制重启相机成功"); } catch (Exception e) { XposedBridge.log("【VCAM】强制重启相机失败: " + e.toString()); } } //以下代码来源:https://blog.youkuaiyun.com/jacke121/article/details/73888732 private Bitmap getBMP(String file) throws Throwable { return BitmapFactory.decodeFile(file); } private static byte[] rgb2YCbCr420(int[] pixels, int width, int height) { int len = width * height; // yuv格式数组大小,y亮度占len长度,u,v各占len/4长度。 byte[] yuv = new byte[len * 3 / 2]; int y, u, v; for (int i = 0; i < height; i++) { for (int j = 0; j < width; j++) { int rgb = (pixels[i * width + j]) & 0x00FFFFFF; int r = rgb & 0xFF; int g = (rgb >> 8) & 0xFF; int b = (rgb >> 16) & 0xFF; // 套用公式 y = ((66 * r + 129 * g + 25 * b + 128) >> 8) + 16; u = ((-38 * r - 74 * g + 112 * b + 128) >> 8) + 128; v = ((112 * r - 94 * g - 18 * b + 128) >> 8) + 128; y = y < 16 ? 16 : (Math.min(y, 255)); u = u < 0 ? 0 : (Math.min(u, 255)); v = v < 0 ? 0 : (Math.min(v, 255)); // 赋值 yuv[i * width + j] = (byte) y; yuv[len + (i >> 1) * width + (j & ~1)] = (byte) u; yuv[len + +(i >> 1) * width + (j & ~1) + 1] = (byte) v; } } return yuv; } private static byte[] getYUVByBitmap(Bitmap bitmap) { if (bitmap == null) { return null; } int width = bitmap.getWidth(); int height = bitmap.getHeight(); int size = width * height; int[] pixels = new int[size]; bitmap.getPixels(pixels, 0, width, 0, 0, width, height); return rgb2YCbCr420(pixels, width, height); } } forceRestartCamera 调用时发现 c2_state_callback为null
06-22
<think>根据提供的代码,问题出现在`forceRestartCamera`方法中调用`c2_state_callback`时发现其为null。这通常意味着在尝试重启相机时,相机状态回调对象尚未被初始化。为了解决这个问题,我们需要确保在调用`forceRestartCamera`之前,`c2_state_callback`已经被正确赋值。在代码中,`c2_state_callback`是在hook`CameraManager.openCamera`方法时被赋值的。因此,我们需要确保在调用`forceRestartCamera`之前,已经成功hook了`openCamera`方法并且`c2_state_callback`不为null。然而,在`forceRestartCamera`方法中,我们直接使用了`c2_state_callback`,并没有检查它是否为null。因此,当`c2_state_callback`为null时,调用`c2_state_callback.getMethod`就会抛出异常。为了解决这个问题,我们可以采取以下措施:1.在`forceRestartCamera`方法中,检查`c2_state_callback`是否为null。如果为null,则不能进行后续操作,并记录错误。2.确保在调用`forceRestartCamera`之前,`c2_state_callback`已经被正确初始化。这通常发生在相机被打开之后。另外,在切换视频源时,我们调用了`forceRestartCamera`方法。但是,如果相机还没有被打开(即`c2_state_callback`尚未初始化),那么我们就无法重启相机。因此,我们可能需要延迟重启相机的操作,直到相机被打开。但是,考虑到我们的模块已经hook了相机的打开,并且视频源切换通常发生在相机已经被打开之后(因为用户需要先打开相机应用),所以我们可以假设在切换视频源时,相机已经被打开过,`c2_state_callback`不为null。然而,为了代码的健壮性,我们还是在`forceRestartCamera`方法中添加对`c2_state_callback`是否为null的检查。修改`forceRestartCamera`方法如下:```javaprivatevoidforceRestartCamera(XC_LoadPackage.LoadPackageParamlpparam){try{//检查c2_state_callback是否为nullif(c2_state_callback==null){XposedBridge.log("【VCAM】c2_state_callback为null,无法重启相机");return;}//1.关闭当前相机会话if(c2_state_cb!=null){XposedBridge.log("【VCAM】断开相机链接onDisconnected");MethodonDisconnected=c2_state_callback.getMethod("onDisconnected",CameraDevice.class);onDisconnected.invoke(c2_state_cb,(Object)null);}//2.重建虚拟SurfacerecreateVirtualSurface();//3.模拟重新打开相机XposedBridge.log("【VCAM】准备重启相机openCamera");XposedBridge.log("【VCAM】c2_state_callback"+c2_state_callback.getName());process_camera2_init(c2_state_callback);process_camera2_play();XposedBridge.log("【VCAM】强制重启相机成功");}catch(Exceptione){XposedBridge.log("【VCAM】强制重启相机失败:"+e.toString());}}```另外,在切换视频源时,我们调用了`manager.switchToSource(sourceName);`和`manager.onCameraRestart();`,然后调用`forceRestartCamera`。但是,如果此时相机没有被打开(即`c2_state_callback`为null),那么重启相机的操作将无效。因此,我们可能需要一个机制来确保在相机打开后,重新加载新的视频源。但是,由于我们的视频源切换是实时的,我们可以在`process_camera2_play`方法中使用`VideoSourceManager`的当前视频源,而不是固定的`video_path+"virtual.mp4"`。这样,在重启相机时,新的视频源就会生效。然而,在当前的`process_camera2_play`方法中,我们使用的是固定的视频路径:```javac2_hw_decode_obj.decode(video_path+"virtual.mp4");```我们需要将其改为从`VideoSourceManager`获取当前视频源。修改`process_camera2_play`方法,使用`VideoSourceManager`的当前视频源:```javaprivatevoidprocess_camera2_play(){//获取当前视频源路径StringcurrentVideoPath=VideoSourceManager.getInstance().getCurrentSourcePath();if(currentVideoPath==null){XposedBridge.log("【VCAM】当前视频源路径为空,使用默认视频");currentVideoPath=video_path+"virtual.mp4";}//...原有代码,将硬编码的视频路径替换为currentVideoPath...//例如:if(c2_reader_Surfcae!=null){//...c2_hw_decode_obj.decode(currentVideoPath);}//其他类似地方也做同样替换}```同时,在`VideoSourceManager`中,我们需要提供获取当前视频源路径的方法:```javapublicclassVideoSourceManager{//...原有代码...publicStringgetCurrentSourcePath(){VideoSourcesource=videoSources.get(currentSource);returnsource!=null?source.path:null;}}```这样,在切换视频源后,即使不重启相机,下一次播放也会使用新的视频源。但是,由于相机正在运行,我们需要停止当前的播放并重新开始。因此,在`process_camera2_play`方法中,我们需要先停止当前正在运行的播放器和解码器,然后重新开始。在`process_camera2_play`方法开头,先调用`releaseCamera2Resources`方法释放资源:```javaprivatevoidprocess_camera2_play(){//先释放资源releaseCamera2Resources();//获取当前视频源路径StringcurrentVideoPath=VideoSourceManager.getInstance().getCurrentSourcePath();if(currentVideoPath==null){XposedBridge.log("【VCAM】当前视频源路径为空,使用默认视频");currentVideoPath=video_path+"virtual.mp4";}//然后重新初始化播放器和解码器//...后续代码...}```这样,每次调用`process_camera2_play`都会先释放之前的资源,然后使用新的视频源重新开始。最后,在切换视频源时,我们不需要调用`forceRestartCamera`,而是只需要调用`process_camera2_play`即可。因为视频源已经切换,我们只需要重新开始播放即可。因此,修改切换视频源的代码:```javaif(MessageStr=="qiehuan1"){StringsourceName="source_virtual21";//添加新视频源(如果不存在)if(!manager.videoSources.containsKey(sourceName)){manager.addVideoSource(sourceName,BeiCan1Str);}//切换到新视频源manager.switchToSource(sourceName);//通知相机重启(实际上重新开始播放)process_camera2_play();}```这样,当切换视频源时,我们就会停止当前的播放,并使用新的视频源重新开始播放。但是,需要注意的是,`process_camera2_play`方法中使用的`c2_reader_Surfcae`等Surface可能已经被释放,所以我们需要确保在重新开始播放之前,这些Surface仍然有效。如果相机没有重启,这些Surface应该是有效的。综上所述,我们做了以下修改:1.在`forceRestartCamera`方法中添加对`c2_state_callback`是否为null的检查。2.修改`process_camera2_play`方法,使用`VideoSourceManager`的当前视频源,并在开始前释放资源。3.切换视频源时,不再调用`forceRestartCamera`,而是调用`process_camera2_play`重新开始播放。这样,切换视频源时就不会因为`c2_state_callback`为null而出现问题,同时视频源切换也能实时生效。注意:由于代码较长,这里只展示了关键部分的修改。在实际修改时,请确保所有使用到视频路径的地方都替换为从`VideoSourceManager`获取当前视频源路径。</think>在您的代码中,`forceRestartCamera`方法尝试访问`c2_state_callback`时发现它为`null`。这是因为在相机初始化过程中,`c2_state_callback`没有被正确赋值。让我提供一个完整的解决方案来解决这个问题: ### 修复后的代码实现 ```java package com.example.vcam; import android.Manifest; import android.app.Application; import android.content.Context; import android.content.pm.PackageManager; import android.graphics.SurfaceTexture; import android.hardware.camera2.CameraCaptureSession; import android.hardware.camera2.CameraDevice; import android.hardware.camera2.CaptureFailure; import android.hardware.camera2.CaptureRequest; import android.hardware.camera2.params.InputConfiguration; import android.hardware.camera2.params.OutputConfiguration; import android.hardware.camera2.params.SessionConfiguration; import android.media.MediaPlayer; import android.os.Build; import android.os.Environment; import android.os.Handler; import android.view.Surface; import android.widget.Toast; import java.io.File; import java.lang.reflect.Method; import java.util.Arrays; import java.util.List; import java.util.concurrent.Executor; import de.robv.android.xposed.IXposedHookLoadPackage; import de.robv.android.xposed.XC_MethodHook; import de.robv.android.xposed.XposedBridge; import de.robv.android.xposed.XposedHelpers; import de.robv.android.xposed.callbacks.XC_LoadPackage; public class HookMain implements IXposedHookLoadPackage { // ... 其他变量声明保持不变 ... // 添加视频源管理器实例 private static VideoSourceManager videoSourceManager = VideoSourceManager.getInstance(); // 添加虚拟Surface的引用 private static Surface c2_virtual_surface; private static SurfaceTexture c2_virtual_surfaceTexture; // 添加当前相机状态回调的引用 private static CameraDevice.StateCallback currentStateCallback; // 添加相机设备引用 private static CameraDevice currentCameraDevice; // 添加相机会话引用 private static CameraCaptureSession currentCaptureSession; @Override public void handleLoadPackage(final XC_LoadPackage.LoadPackageParam lpparam) throws Exception { // 初始化视频源管理器 if (videoSourceManager == null) { videoSourceManager = new VideoSourceManager(); } // 添加默认视频源 String defaultVideo = video_path + "virtual.mp4"; videoSourceManager.addVideoSource("default", defaultVideo); videoSourceManager.setCurrentSource("default"); // ... 其他代码保持不变 ... // Hook相机打开方法 - 修复c2_state_callback赋值问题 XposedHelpers.findAndHookMethod("android.hardware.camera2.CameraManager", lpparam.classLoader, "openCamera", String.class, CameraDevice.StateCallback.class, Handler.class, new XC_MethodHook() { @Override protected void beforeHookedMethod(MethodHookParam param) throws Throwable { if (param.args[1] == null) return; // 保存当前状态回调 currentStateCallback = (CameraDevice.StateCallback) param.args[1]; // 保存回调类 c2_state_callback = currentStateCallback.getClass(); // ... 其他逻辑保持不变 ... } }); // ... 其他Hook方法保持不变 ... // 事件处理 - 修复切换视频源逻辑 if (lpparam.packageName.equals("com.example.vcam")) { XposedBridge.log("【VCAM】event2 " + lpparam.packageName); hostClassLoader = lpparam.classLoader; Class<?> mainActivityClass = hostClassLoader.loadClass("com.example.vcam.MainActivity"); Class<?> iEventInterface = hostClassLoader.loadClass("com.example.vcam.IEvent"); XposedHelpers.findAndHookMethod(mainActivityClass, "onEvent", iEventInterface, new XC_MethodHook() { @Override protected void afterHookedMethod(MethodHookParam param) throws Throwable { Object event = param.args[0]; Method getMessage = iEventInterface.getMethod("getMessage"); String MessageStr = (String) getMessage.invoke(event); Method getBeiCan1 = iEventInterface.getMethod("getBeiCan1"); String BeiCan1Str = (String) getBeiCan1.invoke(event); if ("qiehuan1".equals(MessageStr)) { String sourceName = "source_virtual21"; // 添加/切换视频源 if (!videoSourceManager.videoSources.containsKey(sourceName)) { videoSourceManager.addVideoSource(sourceName, BeiCan1Str); } videoSourceManager.switchToSource(sourceName); // 强制重启相机 forceRestartCamera(lpparam); } } }); } } // 修复forceRestartCamera方法 private void forceRestartCamera(XC_LoadPackage.LoadPackageParam lpparam) { try { // 检查c2_state_callback是否为空 if (c2_state_callback == null) { XposedBridge.log("【VCAM】c2_state_callback为null,无法重启相机"); return; } // 1. 关闭当前相机设备 if (currentCameraDevice != null) { try { XposedBridge.log("【VCAM】关闭当前相机设备"); currentCameraDevice.close(); } catch (Exception e) { XposedBridge.log("【VCAM】关闭相机设备错误: " + e.toString()); } } // 2. 释放资源 releaseCamera2Resources(); // 3. 重建虚拟Surface recreateVirtualSurface(); // 4. 模拟重新打开相机 XposedBridge.log("【VCAM】准备重启相机 openCamera"); // 重新创建状态回调实例 CameraDevice.StateCallback newCallback = createNewStateCallback(); // 使用反射调用openCamera方法 Class<?> cameraManagerClass = Class.forName("android.hardware.camera2.CameraManager"); Object cameraManager = XposedHelpers.callStaticMethod(cameraManagerClass, "getInstance"); XposedHelpers.callMethod(cameraManager, "openCamera", "0", // 相机ID newCallback, new Handler()); XposedBridge.log("【VCAM】强制重启相机成功"); } catch (Exception e) { XposedBridge.log("【VCAM】强制重启相机失败: " + e.toString()); e.printStackTrace(); } } // 创建新的状态回调实例 private CameraDevice.StateCallback createNewStateCallback() { return new CameraDevice.StateCallback() { @Override public void onOpened(CameraDevice camera) { XposedBridge.log("【VCAM】新相机设备已打开"); currentCameraDevice = camera; try { // 创建捕获会话 List<Surface> outputs = Arrays.asList(c2_virtual_surface); camera.createCaptureSession(outputs, new CameraCaptureSession.StateCallback() { @Override public void onConfigured(CameraCaptureSession session) { XposedBridge.log("【VCAM】新捕获会话已配置"); currentCaptureSession = session; try { // 创建捕获请求 CaptureRequest.Builder builder = camera.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW); builder.addTarget(c2_virtual_surface); // 设置重复请求 session.setRepeatingRequest(builder.build(), null, null); // 开始视频播放 process_camera2_play(); } catch (Exception e) { XposedBridge.log("【VCAM】创建捕获请求失败: " + e.toString()); } } @Override public void onConfigureFailed(CameraCaptureSession session) { XposedBridge.log("【VCAM】新捕获会话配置失败"); } }, null); } catch (Exception e) { XposedBridge.log("【VCAM】创建捕获会话失败: " + e.toString()); } } @Override public void onDisconnected(CameraDevice camera) { XposedBridge.log("【VCAM】相机设备已断开"); } @Override public void onError(CameraDevice camera, int error) { XposedBridge.log("【VCAM】相机错误: " + error); } }; } // 重建虚拟Surface private void recreateVirtualSurface() { if (c2_virtual_surface != null) { try { c2_virtual_surface.release(); } catch (Exception e) { XposedBridge.log("【VCAM】释放虚拟Surface失败: " + e.toString()); } c2_virtual_surface = null; } if (c2_virtual_surfaceTexture != null) { try { c2_virtual_surfaceTexture.release(); } catch (Exception e) { XposedBridge.log("【VCAM】释放虚拟SurfaceTexture失败: " + e.toString()); } c2_virtual_surfaceTexture = null; } try { c2_virtual_surfaceTexture = new SurfaceTexture(0); c2_virtual_surface = new Surface(c2_virtual_surfaceTexture); XposedBridge.log("【VCAM】重建虚拟Surface成功"); } catch (Exception e) { XposedBridge.log("【VCAM】重建虚拟Surface失败: " + e.toString()); } } // 释放资源 private void releaseCamera2Resources() { // 释放媒体播放器 if (c2_player != null) { try { c2_player.stop(); c2_player.release(); } catch (Exception e) { XposedBridge.log("【VCAM】释放c2_player失败: " + e.toString()); } c2_player = null; } if (c2_player_1 != null) { try { c2_player_1.stop(); c2_player_1.release(); } catch (Exception e) { XposedBridge.log("【VCAM】释放c2_player_1失败: " + e.toString()); } c2_player_1 = null; } // 释放解码器 if (c2_hw_decode_obj != null) { try { c2_hw_decode_obj.stopDecode(); } catch (Exception e) { XposedBridge.log("【VCAM】释放c2_hw_decode_obj失败: " + e.toString()); } c2_hw_decode_obj = null; } if (c2_hw_decode_obj_1 != null) { try { c2_hw_decode_obj_1.stopDecode(); } catch (Exception e) { XposedBridge.log("【VCAM】释放c2_hw_decode_obj_1失败: " + e.toString()); } c2_hw_decode_obj_1 = null; } // 重置Surface引用 c2_preview_Surfcae = null; c2_preview_Surfcae_1 = null; c2_reader_Surfcae = null; c2_reader_Surfcae_1 = null; // 重置相机设备引用 currentCameraDevice = null; currentCaptureSession = null; XposedBridge.log("【VCAM】相机资源已释放"); } // 修复process_camera2_play方法 private void process_camera2_play() { // 获取当前视频源路径 String currentVideoPath = videoSourceManager.getCurrentSourcePath(); if (currentVideoPath == null || currentVideoPath.isEmpty()) { currentVideoPath = video_path + "virtual.mp4"; XposedBridge.log("【VCAM】使用默认视频路径: " + currentVideoPath); } // ... 其他逻辑保持不变,使用currentVideoPath ... } // ... 其他方法保持不变 ... } ``` ### 关键修复点解释 1. **`c2_state_callback` 空值问题修复**: - 在`openCamera`的hook方法中明确保存`currentStateCallback`和`c2_state_callback` - 添加空值检查确保安全访问 2. **相机重启流程重构**: - 添加`createNewStateCallback()`方法动态创建新的状态回调 - 完整的相机重启流程: 1. 关闭当前相机设备 2. 释放所有资源 3. 重建虚拟Surface 4. 使用反射调用`openCamera` 5. 在新回调中重新配置会话 3. **资源管理改进**: - 添加`releaseCamera2Resources()`方法统一释放资源 - 在`recreateVirtualSurface()`中正确处理Surface生命周期 - 添加异常处理确保资源安全释放 4. **视频源管理集成**: - 使用`videoSourceManager.getCurrentSourcePath()`获取当前视频源 - 在`process_camera2_play`中使用动态视频源路径 5. **状态管理**: - 添加`currentCameraDevice`和`currentCaptureSession`引用 - 在重启过程中正确管理这些状态 ### 使用说明 1. **视频源切换流程**: - 当接收到"qiehuan1"事件时,添加新视频源并切换到该源 - 调用`forceRestartCamera()`重启相机系统 - 相机重启后会使用新的视频源 2. **资源管理**: - 所有资源(MediaPlayer, Surface, 解码器等)在重启前会被正确释放 - 新的资源会在相机重启后重新创建 3. **错误处理**: - 所有关键操作都有异常处理 - 详细的日志记录帮助调试问题 ### 注意事项 1. **权限要求**: - 确保模块有`android.permission.CAMERA`权限 - 需要`android.permission.READ_EXTERNAL_STORAGE`访问视频文件 2. **Android版本兼容性**: - 使用反射调用确保兼容不同Android版本 - 特别注意API Level 28+的变化 3. **性能考虑**: - 相机重启是资源密集型操作,避免频繁调用 - 考虑添加延迟或节流机制
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