Remove need for InlinedApi with a few more C constants.

library/src/main/java/com/google/android/exoplayer/C.java

@@ -15,6 +15,7 @@
  */
 package com.google.android.exoplayer;
 
+import android.media.MediaCodec;
 import android.media.MediaExtractor;
 
 /**
@@ -43,11 +44,23 @@ public final class C {
   public static final String UTF8_NAME = "UTF-8";
 
   /**
-   * Sample flag that indicates the sample is a synchronization sample.
+   * @see MediaExtractor#SAMPLE_FLAG_SYNC
    */
   @SuppressWarnings("InlinedApi")
   public static final int SAMPLE_FLAG_SYNC = MediaExtractor.SAMPLE_FLAG_SYNC;
 
+  /**
+   * @see MediaExtractor#SAMPLE_FLAG_ENCRYPTED
+   */
+  @SuppressWarnings("InlinedApi")
+  public static final int SAMPLE_FLAG_ENCRYPTED = MediaExtractor.SAMPLE_FLAG_ENCRYPTED;
+
+  /**
+   * @see MediaCodec#CRYPTO_MODE_AES_CTR
+   */
+  @SuppressWarnings("InlinedApi")
+  public static final int CRYPTO_MODE_AES_CTR = MediaCodec.CRYPTO_MODE_AES_CTR;
+
   private C() {}
 
 }

library/src/main/java/com/google/android/exoplayer/MediaCodecTrackRenderer.java

@@ -26,7 +26,6 @@ import android.media.MediaCodec;
 import android.media.MediaCodec.CodecException;
 import android.media.MediaCodec.CryptoException;
 import android.media.MediaCrypto;
-import android.media.MediaExtractor;
 import android.os.Handler;
 import android.os.SystemClock;
 
@@ -583,7 +582,7 @@ public abstract class MediaCodecTrackRenderer extends TrackRenderer {
       }
       waitingForFirstSyncFrame = false;
     }
-    boolean sampleEncrypted = (sampleHolder.flags & MediaExtractor.SAMPLE_FLAG_ENCRYPTED) != 0;
+    boolean sampleEncrypted = (sampleHolder.flags & C.SAMPLE_FLAG_ENCRYPTED) != 0;
     waitingForKeys = shouldWaitForKeys(sampleEncrypted);
     if (waitingForKeys) {
       return false;

library/src/main/java/com/google/android/exoplayer/SampleHolder.java

@@ -50,9 +50,8 @@ public final class SampleHolder {
   public int size;
 
   /**
-   * Flags that accompany the sample. A combination of
+   * Flags that accompany the sample. A combination of {@link C#SAMPLE_FLAG_SYNC} and
-   * {@link android.media.MediaExtractor#SAMPLE_FLAG_SYNC} and
+   * {@link C#SAMPLE_FLAG_ENCRYPTED}
-   * {@link android.media.MediaExtractor#SAMPLE_FLAG_ENCRYPTED}
    */
   public int flags;
 

library/src/main/java/com/google/android/exoplayer/chunk/parser/mp4/FragmentedMp4Extractor.java

@@ -33,10 +33,6 @@ import com.google.android.exoplayer.util.MimeTypes;
 import com.google.android.exoplayer.util.ParsableByteArray;
 import com.google.android.exoplayer.util.Util;
 
-import android.annotation.SuppressLint;
-import android.media.MediaCodec;
-import android.media.MediaExtractor;
-
 import java.nio.ByteBuffer;
 import java.util.Arrays;
 import java.util.Collections;
@@ -795,7 +791,6 @@ public final class FragmentedMp4Extractor implements Extractor {
     return RESULT_READ_SAMPLE;
   }
 
-  @SuppressLint("InlinedApi")
   private void readSampleEncryptionData(ParsableByteArray sampleEncryptionData, SampleHolder out) {
     TrackEncryptionBox encryptionBox =
         track.sampleDescriptionEncryptionBoxes[fragmentRun.sampleDescriptionIndex];
@@ -833,8 +828,8 @@ public final class FragmentedMp4Extractor implements Extractor {
     }
 
     out.cryptoInfo.set(subsampleCount, clearDataSizes, encryptedDataSizes, keyId, vector,
-        MediaCodec.CRYPTO_MODE_AES_CTR);
+        C.CRYPTO_MODE_AES_CTR);
-    out.flags |= MediaExtractor.SAMPLE_FLAG_ENCRYPTED;
+    out.flags |= C.SAMPLE_FLAG_ENCRYPTED;
   }
 
 }

library/src/main/java/com/google/android/exoplayer/chunk/parser/webm/WebmExtractor.java

@@ -26,10 +26,6 @@ import com.google.android.exoplayer.upstream.NonBlockingInputStream;
 import com.google.android.exoplayer.util.LongArray;
 import com.google.android.exoplayer.util.MimeTypes;
 
-import android.annotation.SuppressLint;
-import android.media.MediaCodec;
-import android.media.MediaExtractor;
-
 import java.nio.ByteBuffer;
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -425,7 +421,6 @@ public final class WebmExtractor implements Extractor {
     return true;
   }
 
-  @SuppressLint("InlinedApi")
   /* package */ boolean onBinaryElement(
       int id, long elementOffsetBytes, int headerSizeBytes, int contentsSizeBytes,
       NonBlockingInputStream inputStream) throws ParserException {
@@ -507,8 +502,8 @@ public final class WebmExtractor implements Extractor {
             encryptedDataSizes[0] = sampleHolder.size;
 
             sampleHolder.cryptoInfo.set(1, clearDataSizes, encryptedDataSizes,
-                encryptionKeyId, iv, MediaCodec.CRYPTO_MODE_AES_CTR);
+                encryptionKeyId, iv, C.CRYPTO_MODE_AES_CTR);
-            sampleHolder.flags |= MediaExtractor.SAMPLE_FLAG_ENCRYPTED;
+            sampleHolder.flags |= C.SAMPLE_FLAG_ENCRYPTED;
           }
         }
 

library/src/main/java/com/google/android/exoplayer/source/FrameworkSampleExtractor.java

@@ -15,6 +15,7 @@
  */
 package com.google.android.exoplayer.source;
 
+import com.google.android.exoplayer.C;
 import com.google.android.exoplayer.MediaFormat;
 import com.google.android.exoplayer.SampleHolder;
 import com.google.android.exoplayer.SampleSource;
@@ -163,7 +164,7 @@ public final class FrameworkSampleExtractor implements SampleExtractor {
     }
     sampleHolder.timeUs = mediaExtractor.getSampleTime();
     sampleHolder.flags = mediaExtractor.getSampleFlags();
-    if ((sampleHolder.flags & MediaExtractor.SAMPLE_FLAG_ENCRYPTED) != 0) {
+    if ((sampleHolder.flags & C.SAMPLE_FLAG_ENCRYPTED) != 0) {
       sampleHolder.cryptoInfo.setFromExtractorV16(mediaExtractor);
     }
 

library/src/test/java/com/google/android/exoplayer/CTest.java

@@ -0,0 +1,22 @@
+package com.google.android.exoplayer;
+
+import android.annotation.SuppressLint;
+import android.media.MediaCodec;
+import android.media.MediaExtractor;
+
+import junit.framework.TestCase;
+
+/**
+ * Unit test for {@link C}.
+ */
+public class CTest extends TestCase {
+
+  @SuppressLint("InlinedApi")
+  public static final void testContants() {
+    // Sanity check that constant values match those defined by the platform.
+    assertEquals(MediaExtractor.SAMPLE_FLAG_SYNC, C.SAMPLE_FLAG_SYNC);
+    assertEquals(MediaExtractor.SAMPLE_FLAG_ENCRYPTED, C.SAMPLE_FLAG_ENCRYPTED);
+    assertEquals(MediaCodec.CRYPTO_MODE_AES_CTR, C.CRYPTO_MODE_AES_CTR);
+  }
+
+}

library/src/test/java/com/google/android/exoplayer/chunk/parser/webm/WebmExtractorTest.java

@@ -25,9 +25,6 @@ import com.google.android.exoplayer.upstream.ByteArrayNonBlockingInputStream;
 import com.google.android.exoplayer.upstream.NonBlockingInputStream;
 import com.google.android.exoplayer.util.MimeTypes;
 
-import android.annotation.SuppressLint;
-import android.media.MediaCodec;
-import android.media.MediaExtractor;
 import android.test.InstrumentationTestCase;
 
 import java.io.IOException;
@@ -355,7 +352,6 @@ public class WebmExtractorTest extends InstrumentationTestCase {
     }
   }
 
-  @SuppressLint("InlinedApi")
   private void assertSample(
       MediaSegment mediaSegment, int timeUs, boolean keyframe, boolean invisible,
       boolean encrypted) {
@@ -364,10 +360,10 @@ public class WebmExtractorTest extends InstrumentationTestCase {
     assertEquals(timeUs, sampleHolder.timeUs);
     assertEquals(keyframe, (sampleHolder.flags & C.SAMPLE_FLAG_SYNC) != 0);
     assertEquals(invisible, sampleHolder.decodeOnly);
-    assertEquals(encrypted, (sampleHolder.flags & MediaExtractor.SAMPLE_FLAG_ENCRYPTED) != 0);
+    assertEquals(encrypted, (sampleHolder.flags & C.SAMPLE_FLAG_ENCRYPTED) != 0);
     if (encrypted) {
       android.test.MoreAsserts.assertEquals(TEST_INITIALIZATION_VECTOR, sampleHolder.cryptoInfo.iv);
-      assertEquals(MediaCodec.CRYPTO_MODE_AES_CTR, sampleHolder.cryptoInfo.mode);
+      assertEquals(C.CRYPTO_MODE_AES_CTR, sampleHolder.cryptoInfo.mode);
       assertEquals(1, sampleHolder.cryptoInfo.numSubSamples);
       assertEquals(100, sampleHolder.cryptoInfo.numBytesOfEncryptedData[0]);
       assertEquals(0, sampleHolder.cryptoInfo.numBytesOfClearData[0]);