Merge "Instrumentation code to enable/disable memory leak check using setprop" (051d4430) · Commits · e / os / android_frameworks_base

media/java/android/media/videoeditor/VideoEditorImpl.java

+51 −0

Original line number	Diff line number	Diff line
		@@ -42,6 +42,9 @@ import android.util.Log;
		import android.util.Xml;
		import android.view.Surface;
		import android.view.SurfaceHolder;
		import android.os.Debug;
		import android.os.SystemProperties;
		import android.os.Environment;

		/**
		* The VideoEditor implementation {@hide}
		@@ -134,6 +137,7 @@ public class VideoEditorImpl implements VideoEditor {
		*/
		private MediaArtistNativeHelper mMANativeHelper;
		private boolean mPreviewInProgress = false;
		private final boolean mMallocDebug;

		/**
		* Constructor
		@@ -142,6 +146,18 @@ public class VideoEditorImpl implements VideoEditor {
		* related to the project
		*/
		public VideoEditorImpl(String projectPath) throws IOException {
		String s;
		s = SystemProperties.get("libc.debug.malloc");
		if (s.equals("1")) {
		mMallocDebug = true;
		try {
		dumpHeap("HeapAtStart");
		} catch (Exception ex) {
		Log.e(TAG, "dumpHeap returned error in constructor");
		}
		} else {
		mMallocDebug = false;
		}
		mLock = new Semaphore(1, true);
		mMANativeHelper = new MediaArtistNativeHelper(projectPath, mLock, this);
		mProjectPath = projectPath;
		@@ -709,6 +725,13 @@ public class VideoEditorImpl implements VideoEditor {
		unlock();
		}
		}
		if (mMallocDebug) {
		try {
		dumpHeap("HeapAtEnd");
		} catch (Exception ex) {
		Log.e(TAG, "dumpHeap returned error in release");
		}
		}
		}

		/*
		@@ -1885,4 +1908,32 @@ public class VideoEditorImpl implements VideoEditor {
		}
		mLock.release();
		}

		/**
		* Dumps the heap memory usage information to file
		*/
		private static void dumpHeap (String filename) throws Exception {
		/* Cleanup as much as possible before dump
		*/
		System.gc();
		System.runFinalization();
		Thread.sleep(1000);
		String state = Environment.getExternalStorageState();
		if (Environment.MEDIA_MOUNTED.equals(state)) {
		String extDir =
		Environment.getExternalStorageDirectory().toString();

		/* If dump file already exists, then delete it first
		*/
		if ((new File(extDir + "/" + filename + ".dump")).exists()) {
		(new File(extDir + "/" + filename + ".dump")).delete();
		}
		/* Dump native heap
		*/
		FileOutputStream ost =
		new FileOutputStream(extDir + "/" + filename + ".dump");
		Debug.dumpNativeHeap(ost.getFD());
		ost.close();
		}
		}
		}