Log to webrtc logging stream from java code.

talk/app/webrtc/java/android/org/webrtc/Camera2Enumerator.java

 /*
  * libjingle
  * Copyright 2015 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 16 matching lines @@
 
 package org.webrtc;
 
 import android.content.Context;
 import android.graphics.ImageFormat;
 import android.hardware.camera2.CameraCharacteristics;
 import android.hardware.camera2.CameraManager;
 import android.hardware.camera2.params.StreamConfigurationMap;
 import android.os.Build;
 import android.os.SystemClock;
-import android.util.Log;
 import android.util.Range;
 import android.util.Size;
 
 import org.webrtc.CameraEnumerationAndroid.CaptureFormat;
+import org.webrtc.Logging;
 
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
 public class Camera2Enumerator implements CameraEnumerationAndroid.Enumerator {
   private final static String TAG = "Camera2Enumerator";
   private final static double NANO_SECONDS_PER_SECOND = 1.0e9;
 
@@ skipping 10 matching lines @@
   public Camera2Enumerator(Context context) {
     cameraManager = (CameraManager) context.getSystemService(Context.CAMERA_SERVICE);
   }
 
   @Override
   public List<CaptureFormat> getSupportedFormats(int cameraId) {
     synchronized (cachedSupportedFormats) {
       if (cachedSupportedFormats.containsKey(cameraId)) {
         return cachedSupportedFormats.get(cameraId);
       }
-      Log.d(TAG, "Get supported formats for camera index " + cameraId + ".");
+      Logging.d(TAG, "Get supported formats for camera index " + cameraId + ".");
       final long startTimeMs = SystemClock.elapsedRealtime();
 
       final CameraCharacteristics cameraCharacteristics;
       try {
         cameraCharacteristics = cameraManager.getCameraCharacteristics(Integer.toString(cameraId));
       } catch (Exception ex) {
-        Log.e(TAG, "getCameraCharacteristics(): " + ex);
+        Logging.e(TAG, "getCameraCharacteristics(): " + ex);
         return new ArrayList<CaptureFormat>();
       }
 
       // Calculate default max fps from auto-exposure ranges in case getOutputMinFrameDuration() is
       // not supported.
       final Range<Integer>[] fpsRanges =
           cameraCharacteristics.get(CameraCharacteristics.CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES);
       int defaultMaxFps = 0;
       for (Range<Integer> fpsRange : fpsRanges) {
         defaultMaxFps = Math.max(defaultMaxFps, fpsRange.getUpper());
@@ skipping 14 matching lines @@
         } catch (Exception e) {
           // getOutputMinFrameDuration() is not supported on all devices. Ignore silently.
         }
         final int maxFps = (minFrameDurationNs == 0)
                                ? defaultMaxFps
                                : (int) Math.round(NANO_SECONDS_PER_SECOND / minFrameDurationNs);
         formatList.add(new CaptureFormat(size.getWidth(), size.getHeight(), 0, maxFps * 1000));
       }
       cachedSupportedFormats.put(cameraId, formatList);
       final long endTimeMs = SystemClock.elapsedRealtime();
-      Log.d(TAG, "Get supported formats for camera index " + cameraId + " done."
+      Logging.d(TAG, "Get supported formats for camera index " + cameraId + " done."
           + " Time spent: " + (endTimeMs - startTimeMs) + " ms.");
       return formatList;
     }
   }
 }