1 files changed, 0 insertions, 205 deletions
diff --git a/src/com/android/tv/tuner/exoplayer/ffmpeg/FfmpegDecoderService.java b/src/com/android/tv/tuner/exoplayer/ffmpeg/FfmpegDecoderService.java
deleted file mode 100644
index 3ebdd381..00000000
--- a/src/com/android/tv/tuner/exoplayer/ffmpeg/FfmpegDecoderService.java
+++ /dev/null
@@ -1,205 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.tv.tuner.exoplayer.ffmpeg;
-
-import android.app.Service;
-import android.content.Intent;
-import android.content.pm.PackageManager;
-import android.content.res.AssetFileDescriptor;
-import android.os.AsyncTask;
-import android.os.IBinder;
-import android.os.ParcelFileDescriptor;
-import android.util.Log;
-
-import com.google.android.exoplayer2.ext.ffmpeg.FfmpegAudioDecoder;
-
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.nio.ByteBuffer;
-
-/**
- * Ffmpeg based audio decoder service.
- * It should be isolatedProcess due to security reason.
- */
-public class FfmpegDecoderService extends Service {
-    private static final String TAG = "FfmpegDecoderService";
-    private static final boolean DEBUG = false;
-
-    private static final String POLICY_FILE = "whitelist.policy";
-
-    private static final long MINIJAIL_SETUP_WAIT_TIMEOUT_MS = 5000;
-
-    private static boolean sLibraryLoaded = true;
-
-    static {
-        try {
-            System.loadLibrary("minijail_jni");
-        } catch (Exception | Error e) {
-            Log.e(TAG, "Load minijail failed:", e);
-            sLibraryLoaded = false;
-        }
-    }
-
-    private FfmpegDecoder mBinder = new FfmpegDecoder();
-    private volatile Object mMinijailSetupMonitor = new Object();
-    //@GuardedBy("mMinijailSetupMonitor")
-    private volatile Boolean mMinijailSetup;
-
-    @Override
-    public void onCreate() {
-        if (sLibraryLoaded) {
-            new AsyncTask<Void, Void, Void>() {
-                @Override
-                protected Void doInBackground(Void... params) {
-                    synchronized (mMinijailSetupMonitor) {
-                        int pipeFd = getPolicyPipeFd();
-                        if (pipeFd <= 0) {
-                            Log.e(TAG, "fail to open policy file");
-                            mMinijailSetup = false;
-                        } else {
-                            nativeSetupMinijail(pipeFd);
-                            mMinijailSetup = true;
-                            if (DEBUG) Log.d(TAG, "Minijail setup successfully");
-                        }
-                        mMinijailSetupMonitor.notify();
-                    }
-                    return null;
-                }
-            }.execute();
-        } else {
-            synchronized (mMinijailSetupMonitor) {
-                mMinijailSetup = false;
-                mMinijailSetupMonitor.notify();
-            }
-        }
-        super.onCreate();
-    }
-
-    @Override
-    public IBinder onBind(Intent intent) {
-        return mBinder;
-    }
-
-    private int getPolicyPipeFd() {
-        try {
-            ParcelFileDescriptor[] pipe = ParcelFileDescriptor.createPipe();
-            final ParcelFileDescriptor.AutoCloseOutputStream outputStream =
-                    new ParcelFileDescriptor.AutoCloseOutputStream(pipe[1]);
-            final AssetFileDescriptor policyFile = getAssets().openFd("whitelist.policy");
-            final byte[] buffer = new byte[2048];
-            final FileInputStream policyStream = policyFile.createInputStream();
-            while (true) {
-                int bytesRead = policyStream.read(buffer);
-                if (bytesRead == -1) break;
-                outputStream.write(buffer, 0, bytesRead);
-            }
-            policyStream.close();
-            outputStream.close();
-            return pipe[0].detachFd();
-        } catch (IOException e) {
-            Log.e(TAG, "Policy file not found:" + e);
-        }
-        return -1;
-    }
-
-    private final class FfmpegDecoder extends IFfmpegDecoder.Stub {
-        FfmpegAudioDecoder mDecoder;
-        @Override
-        public boolean isAvailable() {
-            return isMinijailSetupDone() && FfmpegAudioDecoder.isAvailable();
-        }
-
-        @Override
-        public void create() {
-            mDecoder = new FfmpegAudioDecoder(FfmpegDecoderService.this);
-        }
-
-        @Override
-        public void release() {
-            if (mDecoder != null) {
-                mDecoder.release();
-                mDecoder = null;
-            }
-        }
-
-        @Override
-        public void decode(long timeUs, byte[] sample) {
-            if (!isMinijailSetupDone()) {
-                // If minijail is not setup, we don't run decode for better security.
-                return;
-            }
-            mDecoder.decode(timeUs, sample);
-        }
-
-        @Override
-        public void resetDecoderState(String mimetype) {
-            mDecoder.resetDecoderState(mimetype);
-        }
-
-        @Override
-        public byte[] getDecodedSample() {
-            ByteBuffer decodedBuffer = mDecoder.getDecodedSample();
-            byte[] ret = new byte[decodedBuffer.limit()];
-            decodedBuffer.get(ret, 0, ret.length);
-            return ret;
-        }
-
-        @Override
-        public long getDecodedTimeUs() {
-            return mDecoder.getDecodedTimeUs();
-        }
-
-        private boolean isMinijailSetupDone() {
-            synchronized (mMinijailSetupMonitor) {
-                if (DEBUG) Log.d(TAG, "mMinijailSetup in isAvailable(): " + mMinijailSetup);
-                if (mMinijailSetup == null) {
-                    try {
-                        if (DEBUG) Log.d(TAG, "Wait till Minijail setup is done");
-                        mMinijailSetupMonitor.wait(MINIJAIL_SETUP_WAIT_TIMEOUT_MS);
-                    } catch (InterruptedException e) {
-                        Thread.currentThread().interrupt();
-                    }
-                }
-                return mMinijailSetup != null && mMinijailSetup;
-            }
-        }
-
-        @Override
-        public void testSandboxIsolatedProcess() {
-            if (!isMinijailSetupDone()) {
-                // If minijail is not setup, we return directly to make the test fail.
-                return;
-            }
-            if (FfmpegDecoderService.this.checkSelfPermission("android.permission.INTERNET")
-                    == PackageManager.PERMISSION_GRANTED) {
-                throw new SecurityException("Shouldn't have the permission of internet");
-            }
-        }
-
-        @Override
-        public void testSandboxMinijail() {
-            if (!isMinijailSetupDone()) {
-                // If minijail is not setup, we return directly to make the test fail.
-                return;
-            }
-            nativeTestMinijail();
-        }
-    }
-
-    private native void nativeSetupMinijail(int policyFd);
-    private native void nativeTestMinijail();
-}