analysis: full official-app reverse artifacts (jadx sources, ghidra libcxsdk decomp, authoritative protocol conclusions) + docs

2026-09-10 02:51:37 +08:00
parent 623d62b641
commit 4ba98f62cd
68 changed files with 69493 additions and 5 deletions
@@ -0,0 +1,103 @@
+package cn.com.magnity.magnitycx.sdk;
+
+import android.hardware.Camera;
+import android.view.SurfaceHolder;
+import cn.com.magnity.magnitycx.MagApplication;
+import java.util.List;
+
+/* loaded from: classes.dex */
+public class VisibleCamera {
+    private static Camera camera_;
+    private static boolean isPreview_;
+
+    public static void initCamera(int id, SurfaceHolder surfaceHolder, int size) {
+        if (Camera.getNumberOfCameras() >= 1) {
+            if (!isPreview_) {
+                camera_ = Camera.open(id);
+                setPreviewOrientation(id);
+            }
+            if (camera_ != null && !isPreview_) {
+                try {
+                    Camera.Parameters parameters = camera_.getParameters();
+                    setPreviewSize(parameters, size);
+                    parameters.setPictureFormat(256);
+                    parameters.set("jpeg-quality", 85);
+                    parameters.setFlashMode("auto");
+                    parameters.setFocusMode("continuous-picture");
+                    camera_.setParameters(parameters);
+                    camera_.setPreviewDisplay(surfaceHolder);
+                    camera_.startPreview();
+                    camera_.cancelAutoFocus();
+                } catch (Exception e) {
+                }
+                isPreview_ = true;
+            }
+        }
+    }
+
+    public static void deinitCamera() {
+        if (camera_ != null) {
+            if (isPreview_) {
+                camera_.stopPreview();
+                isPreview_ = false;
+            }
+            camera_.release();
+            camera_ = null;
+        }
+    }
+
+    private static void setPreviewSize(Camera.Parameters parameters, int size) {
+        List<Camera.Size> list = parameters.getSupportedPreviewSizes();
+        int num = list.size();
+        for (int i = 0; i < num; i++) {
+            Camera.Size s = list.get(i);
+            if ((s.width <= s.height || s.width * 3 == s.height * 4) && ((s.width >= s.height || s.width * 4 == s.height * 3) && Math.min(s.width, s.height) >= size)) {
+                parameters.setPreviewSize(s.width, s.height);
+                return;
+            }
+        }
+    }
+
+    private static void setPreviewOrientation(int id) {
+        int result;
+        if (camera_ != null) {
+            Camera.CameraInfo info = new Camera.CameraInfo();
+            Camera.getCameraInfo(id, info);
+            int rotation = MagApplication.windowManager.getDefaultDisplay().getRotation();
+            int degrees = 0;
+            switch (rotation) {
+                case 0:
+                    degrees = 0;
+                    break;
+                case 1:
+                    degrees = 90;
+                    break;
+                case 2:
+                    degrees = 180;
+                    break;
+                case 3:
+                    degrees = 270;
+                    break;
+            }
+            if (info.facing == 1) {
+                int result2 = (info.orientation + degrees) % 360;
+                result = (360 - result2) % 360;
+            } else {
+                result = ((info.orientation - degrees) + 360) % 360;
+            }
+            camera_.setDisplayOrientation(result);
+        }
+    }
+
+    public static boolean isCameraPermission() {
+        if (camera_ != null) {
+            return true;
+        }
+        try {
+            Camera.open().release();
+            return true;
+        } catch (Exception e) {
+            return false;
+        }
+    }
+}