安卓免root虚拟摄像头插件，虚拟视频替换本机相机，微信QQ陌陌都可以，只hook类代码

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作者
猴君
阅读量:2

这个是开源的，然后功能就跟标题描述的一样，软件成品我这里不会发布，但是会把dex核心字节集文件分享出来，方便大家学习，软件原理就是通过HOOK技术截取相机视频流，然后实现虚拟视频的效果，然后微信QQ这些都能用的，仅供学习娱乐。

下面是运行的演示效果视频【仅供娱乐学习】 

安卓免root虚拟摄像头，看下这个功能！！！

下面是核心dex字节码， 你可以转JAVA自己分析代码：

=======================================================

.class Lcom/example/vcam/HookMain$1;

.super Lde/robv/android/xposed/XC_MethodHook;

.source "HookMain.java"

# annotations

.annotation system Ldalvik/annotation/EnclosingMethod;

    value = Lcom/example/vcam/HookMain;->handleLoadPackage(Lde/robv/android/xposed/callbacks/XC_LoadPackage$LoadPackageParam;)V

.end annotation

.annotation system Ldalvik/annotation/InnerClass;

    accessFlags = 0x0

    name = null

.end annotation

# instance fields

.field final synthetic this$0:Lcom/example/vcam/HookMain;

.field final synthetic val$lpparam:Lde/robv/android/xposed/callbacks/XC_LoadPackage$LoadPackageParam;

# direct methods

.method constructor <init>(Lcom/example/vcam/HookMain;Lde/robv/android/xposed/callbacks/XC_LoadPackage$LoadPackageParam;)V

    .registers 3

    .line 98

    iput-object p1, p0, Lcom/example/vcam/HookMain$1;->this$0:Lcom/example/vcam/HookMain;

    iput-object p2, p0, Lcom/example/vcam/HookMain$1;->val$lpparam:Lde/robv/android/xposed/callbacks/XC_LoadPackage$LoadPackageParam;

    invoke-direct {p0}, Lde/robv/android/xposed/XC_MethodHook;-><init>()V

    return-void

.end method

# virtual methods

.method protected beforeHookedMethod(Lde/robv/android/xposed/XC_MethodHook$MethodHookParam;)V

    .registers 6

    .line 101

    new-instance v0, Ljava/io/File;

    new-instance v1, Ljava/lang/StringBuilder;

    invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V

    sget-object v2, Lcom/example/vcam/HookMain;->video_path:Ljava/lang/String;

    invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    const-string v2, "virtual.mp4"

    invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v1

    invoke-direct {v0, v1}, Ljava/io/File;-><init>(Ljava/lang/String;)V

    .line 102

    invoke-virtual {v0}, Ljava/io/File;->exists()Z

    move-result v0

    const/4 v1, 0x0

    if-eqz v0, :cond_c2

    .line 103

    new-instance v0, Ljava/io/File;

    new-instance v2, Ljava/lang/StringBuilder;

    invoke-direct {v2}, Ljava/lang/StringBuilder;-><init>()V

    invoke-static {}, Landroid/os/Environment;->getExternalStorageDirectory()Ljava/io/File;

    move-result-object v3

    invoke-virtual {v3}, Ljava/io/File;->getPath()Ljava/lang/String;

    move-result-object v3

    invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    const-string v3, "/DCIM/Camera1/disable.jpg"

    invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v2

    invoke-direct {v0, v2}, Ljava/io/File;-><init>(Ljava/lang/String;)V

    .line 104

    invoke-virtual {v0}, Ljava/io/File;->exists()Z

    move-result v0

    if-eqz v0, :cond_44

    return-void

    .line 107

    :cond_44

    sget-boolean v0, Lcom/example/vcam/HookMain;->is_hooked:Z

    if-eqz v0, :cond_4b

    .line 108

    sput-boolean v1, Lcom/example/vcam/HookMain;->is_hooked:Z

    return-void

    .line 111

    :cond_4b

    iget-object v0, p1, Lde/robv/android/xposed/XC_MethodHook$MethodHookParam;->args:[Ljava/lang/Object;

    aget-object v0, v0, v1

    if-nez v0, :cond_52

    return-void

    .line 114

    :cond_52

    iget-object v0, p1, Lde/robv/android/xposed/XC_MethodHook$MethodHookParam;->args:[Ljava/lang/Object;

    aget-object v0, v0, v1

    sget-object v2, Lcom/example/vcam/HookMain;->c1_fake_texture:Landroid/graphics/SurfaceTexture;

    invoke-virtual {v0, v2}, Ljava/lang/Object;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_5f

    return-void

    .line 117

    :cond_5f

    sget-object v0, Lcom/example/vcam/HookMain;->origin_preview_camera:Landroid/hardware/Camera;

    if-eqz v0, :cond_8e

    sget-object v0, Lcom/example/vcam/HookMain;->origin_preview_camera:Landroid/hardware/Camera;

    iget-object v2, p1, Lde/robv/android/xposed/XC_MethodHook$MethodHookParam;->thisObject:Ljava/lang/Object;

    invoke-virtual {v0, v2}, Ljava/lang/Object;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_8e

    .line 118

    iget-object p1, p1, Lde/robv/android/xposed/XC_MethodHook$MethodHookParam;->args:[Ljava/lang/Object;

    sget-object v0, Lcom/example/vcam/HookMain;->fake_SurfaceTexture:Landroid/graphics/SurfaceTexture;

    aput-object v0, p1, v1

    .line 119

    new-instance p1, Ljava/lang/StringBuilder;

    invoke-direct {p1}, Ljava/lang/StringBuilder;-><init>()V

    const-string v0, "【VCAM】发现重复"

    invoke-virtual {p1, v0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    sget-object v0, Lcom/example/vcam/HookMain;->origin_preview_camera:Landroid/hardware/Camera;

    invoke-virtual {v0}, Ljava/lang/Object;->toString()Ljava/lang/String;

    move-result-object v0

    invoke-virtual {p1, v0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {p1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object p1

    invoke-static {p1}, Lde/robv/android/xposed/XposedBridge;->log(Ljava/lang/String;)V

    return-void

    :cond_8e

    const-string v0, "【VCAM】创建预览"

    .line 122

    invoke-static {v0}, Lde/robv/android/xposed/XposedBridge;->log(Ljava/lang/String;)V

    .line 125

    iget-object v0, p1, Lde/robv/android/xposed/XC_MethodHook$MethodHookParam;->thisObject:Ljava/lang/Object;

    check-cast v0, Landroid/hardware/Camera;

    sput-object v0, Lcom/example/vcam/HookMain;->origin_preview_camera:Landroid/hardware/Camera;

    .line 126

    iget-object v0, p1, Lde/robv/android/xposed/XC_MethodHook$MethodHookParam;->args:[Ljava/lang/Object;

    aget-object v0, v0, v1

    check-cast v0, Landroid/graphics/SurfaceTexture;

    sput-object v0, Lcom/example/vcam/HookMain;->mSurfacetexture:Landroid/graphics/SurfaceTexture;

    .line 127

    sget-object v0, Lcom/example/vcam/HookMain;->fake_SurfaceTexture:Landroid/graphics/SurfaceTexture;

    const/16 v2, 0xa

    if-nez v0, :cond_af

    .line 128

    new-instance v0, Landroid/graphics/SurfaceTexture;

    invoke-direct {v0, v2}, Landroid/graphics/SurfaceTexture;-><init>(I)V

    sput-object v0, Lcom/example/vcam/HookMain;->fake_SurfaceTexture:Landroid/graphics/SurfaceTexture;

    goto :goto_bb

    .line 130

    :cond_af

    sget-object v0, Lcom/example/vcam/HookMain;->fake_SurfaceTexture:Landroid/graphics/SurfaceTexture;

    invoke-virtual {v0}, Landroid/graphics/SurfaceTexture;->release()V

    .line 131

    new-instance v0, Landroid/graphics/SurfaceTexture;

    invoke-direct {v0, v2}, Landroid/graphics/SurfaceTexture;-><init>(I)V

    sput-object v0, Lcom/example/vcam/HookMain;->fake_SurfaceTexture:Landroid/graphics/SurfaceTexture;

    .line 133

    :goto_bb

    iget-object p1, p1, Lde/robv/android/xposed/XC_MethodHook$MethodHookParam;->args:[Ljava/lang/Object;

    sget-object v0, Lcom/example/vcam/HookMain;->fake_SurfaceTexture:Landroid/graphics/SurfaceTexture;

    aput-object v0, p1, v1

    goto :goto_13a

    .line 135

    :cond_c2

    new-instance p1, Ljava/io/File;

    new-instance v0, Ljava/lang/StringBuilder;

    invoke-direct {v0}, Ljava/lang/StringBuilder;-><init>()V

    invoke-static {}, Landroid/os/Environment;->getExternalStorageDirectory()Ljava/io/File;

    move-result-object v2

    invoke-virtual {v2}, Ljava/io/File;->getPath()Ljava/lang/String;

    move-result-object v2

    invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    const-string v2, "/DCIM/Camera1/no_toast.jpg"

    invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v0

    invoke-direct {p1, v0}, Ljava/io/File;-><init>(Ljava/lang/String;)V

    .line 136

    iget-object v0, p0, Lcom/example/vcam/HookMain$1;->this$0:Lcom/example/vcam/HookMain;

    invoke-virtual {p1}, Ljava/io/File;->exists()Z

    move-result p1

    xor-int/lit8 p1, p1, 0x1

    iput-boolean p1, v0, Lcom/example/vcam/HookMain;->need_to_show_toast:Z

    .line 137

    iget-object p1, p0, Lcom/example/vcam/HookMain$1;->this$0:Lcom/example/vcam/HookMain;

    iget-object p1, p1, Lcom/example/vcam/HookMain;->toast_content:Landroid/content/Context;

    if-eqz p1, :cond_13a

    iget-object p1, p0, Lcom/example/vcam/HookMain$1;->this$0:Lcom/example/vcam/HookMain;

    iget-boolean p1, p1, Lcom/example/vcam/HookMain;->need_to_show_toast:Z

    if-eqz p1, :cond_13a

    .line 139

    :try_start_f6

    iget-object p1, p0, Lcom/example/vcam/HookMain$1;->this$0:Lcom/example/vcam/HookMain;

    iget-object p1, p1, Lcom/example/vcam/HookMain;->toast_content:Landroid/content/Context;

    new-instance v0, Ljava/lang/StringBuilder;

    invoke-direct {v0}, Ljava/lang/StringBuilder;-><init>()V

    const-string v2, "不存在替换视频\n"

    invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    iget-object v2, p0, Lcom/example/vcam/HookMain$1;->val$lpparam:Lde/robv/android/xposed/callbacks/XC_LoadPackage$LoadPackageParam;

    iget-object v2, v2, Lde/robv/android/xposed/callbacks/XC_LoadPackage$LoadPackageParam;->packageName:Ljava/lang/String;

    invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    const-string v2, "当前路径："

    invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    sget-object v2, Lcom/example/vcam/HookMain;->video_path:Ljava/lang/String;

    invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v0

    invoke-static {p1, v0, v1}, Landroid/widget/Toast;->makeText(Landroid/content/Context;Ljava/lang/CharSequence;I)Landroid/widget/Toast;

    move-result-object p1

    invoke-virtual {p1}, Landroid/widget/Toast;->show()V

    :try_end_120

    .catch Ljava/lang/Exception; {:try_start_f6 .. :try_end_120} :catch_121

    goto :goto_13a

    :catch_121

    move-exception p1

    .line 141

    new-instance v0, Ljava/lang/StringBuilder;

    invoke-direct {v0}, Ljava/lang/StringBuilder;-><init>()V

    const-string v1, "【hook】[toast]"

    invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {p1}, Ljava/lang/Exception;->toString()Ljava/lang/String;

    move-result-object p1

    invoke-virtual {v0, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object p1

    invoke-static {p1}, Lde/robv/android/xposed/XposedBridge;->log(Ljava/lang/String;)V

    :cond_13a

    :goto_13a

    return-void

.end method

============================================================== 

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