Merge "Camera: sort getCameraIdList output" into pi-dev (8d018c52) · Commits · e / os / android_frameworks_base

core/java/android/hardware/camera2/CameraManager.java

+34 −0

Original line number	Diff line number	Diff line
		@@ -43,6 +43,9 @@ import android.util.ArrayMap;
		import android.util.Log;

		import java.util.ArrayList;
		import java.util.Arrays;
		import java.util.Comparator;

		import java.util.concurrent.Executor;
		import java.util.concurrent.Executors;
		import java.util.concurrent.RejectedExecutionException;
		@@ -924,6 +927,37 @@ public final class CameraManager {
		idCount++;
		}
		}

		// The sort logic must match the logic in
		// libcameraservice/common/CameraProviderManager.cpp::getAPI1CompatibleCameraDeviceIds
		Arrays.sort(cameraIds, new Comparator<String>() {
		@Override
		public int compare(String s1, String s2) {
		int s1Int = 0, s2Int = 0;
		try {
		s1Int = Integer.parseInt(s1);
		} catch (NumberFormatException e) {
		s1Int = -1;
		}

		try {
		s2Int = Integer.parseInt(s2);
		} catch (NumberFormatException e) {
		s2Int = -1;
		}

		// Uint device IDs first
		if (s1Int >= 0 && s2Int >= 0) {
		return s1Int - s2Int;
		} else if (s1Int >= 0) {
		return -1;
		} else if (s2Int >= 0) {
		return 1;
		} else {
		// Simple string compare if both id are not uint
		return s1.compareTo(s2);
		}
		}});
		return cameraIds;
		}