feat(usb_camera): apply usb_camera patch

xie

2024-11-23 3fdfdea0721fe7a36f6aaa509075f01a194f6748

 android/packages/apps/Camera2/src/com/android/camera/MultiToggleImageButton.java
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@@ -27,6 +27,7 @@
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 import android.graphics.Matrix;
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 import android.graphics.drawable.Drawable;
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 import android.os.AsyncTask;
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+import android.os.SystemProperties;
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 import android.util.AttributeSet;
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 import android.view.View;
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 import android.widget.ImageButton;
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@@ -74,6 +75,8 @@
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     private int mAnimDirection;
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     private Matrix mMatrix = new Matrix();
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     private ValueAnimator mAnimator;
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+
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+    private static final String ANDROID_UVC_PROPERTY = "ro.camera.uvcfacing";
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     public MultiToggleImageButton(Context context) {
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         super(context);
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@@ -242,6 +245,37 @@
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     private void nextState() {
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         int state = mState + 1;
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+        if(getId() == R.id.camera_toggle_button){
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+            /*
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+             *If ro.camera.uvcfacing is set, then skip the original facing state.
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+            */
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+            String uvcProperty = SystemProperties.get(ANDROID_UVC_PROPERTY, "");
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+            if(uvcProperty.equals("")){
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+                if(state == Integer.parseInt(getResources()
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+                            .getString(R.string.pref_camera_id_entry_external_value))){
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+                    state = state + 1;
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+                }
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+            }
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+            else if (uvcProperty.equals("back")) {
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+                if(state == Integer.parseInt(getResources()
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+                            .getString(R.string.pref_camera_id_entry_back_value))){
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+                    state = state + 1;
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+                }
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+            }
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+            else if (uvcProperty.equals("front")) {
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+                if(state == Integer.parseInt(getResources()
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+                            .getString(R.string.pref_camera_id_entry_front_value))){
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+                    state = state + 1;
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+                }
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+            }
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+            else if (uvcProperty.equals("external")) {
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+                int externalValue = Integer.parseInt(getResources().
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+                        getString(R.string.pref_camera_id_entry_external_value));
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+                if(state != externalValue){
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+                    state = externalValue;
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+                }
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+            }
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+        }
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         if (state >= mImageIds.length) {
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             state = 0;
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         }