Support anamorphic video content.

demo/src/main/java/com/google/android/exoplayer/demo/full/EventLogger.java

@@ -73,8 +73,8 @@ public class EventLogger implements DemoPlayer.Listener, DemoPlayer.InfoListener
   }
 
   @Override
-  public void onVideoSizeChanged(int width, int height) {
+  public void onVideoSizeChanged(int width, int height, float pixelWidthHeightRatio) {
-    Log.d(TAG, "videoSizeChanged [" + width + ", " + height + "]");
+    Log.d(TAG, "videoSizeChanged [" + width + ", " + height + ", " + pixelWidthHeightRatio + "]");
   }
 
   // DemoPlayer.InfoListener

demo/src/main/java/com/google/android/exoplayer/demo/full/FullPlayerActivity.java

@@ -260,9 +260,10 @@ public class FullPlayerActivity extends Activity implements SurfaceHolder.Callba
   }
 
   @Override
-  public void onVideoSizeChanged(int width, int height) {
+  public void onVideoSizeChanged(int width, int height, float pixelWidthAspectRatio) {
     shutterView.setVisibility(View.GONE);
-    surfaceView.setVideoWidthHeightRatio(height == 0 ? 1 : (float) width / height);
+    surfaceView.setVideoWidthHeightRatio(
+        height == 0 ? 1 : (width * pixelWidthAspectRatio) / height);
   }
 
   // User controls

demo/src/main/java/com/google/android/exoplayer/demo/full/player/DemoPlayer.java

@@ -93,7 +93,7 @@ public class DemoPlayer implements ExoPlayer.Listener, ChunkSampleSource.EventLi
   public interface Listener {
     void onStateChanged(boolean playWhenReady, int playbackState);
     void onError(Exception e);
-    void onVideoSizeChanged(int width, int height);
+    void onVideoSizeChanged(int width, int height, float pixelWidthHeightRatio);
   }
 
   /**
@@ -377,9 +377,9 @@ public class DemoPlayer implements ExoPlayer.Listener, ChunkSampleSource.EventLi
   }
 
   @Override
-  public void onVideoSizeChanged(int width, int height) {
+  public void onVideoSizeChanged(int width, int height, float pixelWidthHeightRatio) {
     for (Listener listener : listeners) {
-      listener.onVideoSizeChanged(width, height);
+      listener.onVideoSizeChanged(width, height, pixelWidthHeightRatio);
     }
   }
 

demo/src/main/java/com/google/android/exoplayer/demo/simple/SimplePlayerActivity.java

@@ -231,8 +231,9 @@ public class SimplePlayerActivity extends Activity implements SurfaceHolder.Call
   // MediaCodecVideoTrackRenderer.Listener
 
   @Override
-  public void onVideoSizeChanged(int width, int height) {
+  public void onVideoSizeChanged(int width, int height, float pixelWidthHeightRatio) {
-    surfaceView.setVideoWidthHeightRatio(height == 0 ? 1 : (float) width / height);
+    surfaceView.setVideoWidthHeightRatio(
+        height == 0 ? 1 : (pixelWidthHeightRatio * width) / height);
   }
 
   @Override

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

@@ -79,18 +79,19 @@ public abstract class MediaCodecTrackRenderer extends TrackRenderer {
   }
 
   /**
-   * Value of {@link #sourceState} when the source is not ready.
+   * Value returned by {@link #getSourceState()} when the source is not ready.
    */
   protected static final int SOURCE_STATE_NOT_READY = 0;
   /**
-   * Value of {@link #sourceState} when the source is ready and we're able to read from it.
+   * Value returned by {@link #getSourceState()} when the source is ready and we're able to read
+   * from it.
    */
   protected static final int SOURCE_STATE_READY = 1;
   /**
-   * Value of {@link #sourceState} when the source is ready but we might not be able to read from
+   * Value returned by {@link #getSourceState()} when the source is ready but we might not be able
-   * it. We transition to this state when an attempt to read a sample fails despite the source
+   * to read from it. We transition to this state when an attempt to read a sample fails despite the
-   * reporting that samples are available. This can occur when the next sample to be provided by
+   * source reporting that samples are available. This can occur when the next sample to be provided
-   * the source is for another renderer.
+   * by the source is for another renderer.
    */
   protected static final int SOURCE_STATE_READY_READ_MAY_FAIL = 2;
 
@@ -620,7 +621,7 @@ public abstract class MediaCodecTrackRenderer extends TrackRenderer {
    * @param formatHolder Holds the new format.
    * @throws ExoPlaybackException If an error occurs reinitializing the {@link MediaCodec}.
    */
-  private void onInputFormatChanged(MediaFormatHolder formatHolder) throws ExoPlaybackException {
+  protected void onInputFormatChanged(MediaFormatHolder formatHolder) throws ExoPlaybackException {
     MediaFormat oldFormat = format;
     format = formatHolder.format;
     drmInitData = formatHolder.drmInitData;

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

@@ -58,8 +58,11 @@ public class MediaCodecVideoTrackRenderer extends MediaCodecTrackRenderer {
      *
      * @param width The video width in pixels.
      * @param height The video height in pixels.
+     * @param pixelWidthHeightRatio The width to height ratio of each pixel. For the normal case
+     *     of square pixels this will be equal to 1.0. Different values are indicative of anamorphic
+     *     content.
      */
-    void onVideoSizeChanged(int width, int height);
+    void onVideoSizeChanged(int width, int height, float pixelWidthHeightRatio);
 
     /**
      * Invoked when a frame is rendered to a surface for the first time following that surface
@@ -98,8 +101,10 @@ public class MediaCodecVideoTrackRenderer extends MediaCodecTrackRenderer {
 
   private int currentWidth;
   private int currentHeight;
+  private float currentPixelWidthHeightRatio;
   private int lastReportedWidth;
   private int lastReportedHeight;
+  private float lastReportedPixelWidthHeightRatio;
 
   /**
    * @param source The upstream source from which the renderer obtains samples.
@@ -208,8 +213,10 @@ public class MediaCodecVideoTrackRenderer extends MediaCodecTrackRenderer {
     joiningDeadlineUs = -1;
     currentWidth = -1;
     currentHeight = -1;
+    currentPixelWidthHeightRatio = -1;
     lastReportedWidth = -1;
     lastReportedHeight = -1;
+    lastReportedPixelWidthHeightRatio = -1;
   }
 
   @Override
@@ -272,8 +279,10 @@ public class MediaCodecVideoTrackRenderer extends MediaCodecTrackRenderer {
     super.onDisabled();
     currentWidth = -1;
     currentHeight = -1;
+    currentPixelWidthHeightRatio = -1;
     lastReportedWidth = -1;
     lastReportedHeight = -1;
+    lastReportedPixelWidthHeightRatio = -1;
   }
 
   @Override
@@ -315,6 +324,14 @@ public class MediaCodecVideoTrackRenderer extends MediaCodecTrackRenderer {
     codec.setVideoScalingMode(videoScalingMode);
   }
 
+  @Override
+  protected void onInputFormatChanged(MediaFormatHolder holder) throws ExoPlaybackException {
+    super.onInputFormatChanged(holder);
+    // TODO: Ideally this would be read in onOutputFormatChanged, but there doesn't seem
+    // to be a way to pass a custom key/value pair value through to the output format.
+    currentPixelWidthHeightRatio = holder.format.pixelWidthHeightRatio;
+  }
+
   @Override
   protected void onOutputFormatChanged(android.media.MediaFormat format) {
     boolean hasCrop = format.containsKey(KEY_CROP_RIGHT) && format.containsKey(KEY_CROP_LEFT)
@@ -394,10 +411,12 @@ public class MediaCodecVideoTrackRenderer extends MediaCodecTrackRenderer {
   }
 
   private void renderOutputBuffer(MediaCodec codec, int bufferIndex) {
-    if (lastReportedWidth != currentWidth || lastReportedHeight != currentHeight) {
+    if (lastReportedWidth != currentWidth || lastReportedHeight != currentHeight
+        || lastReportedPixelWidthHeightRatio != currentPixelWidthHeightRatio) {
       lastReportedWidth = currentWidth;
       lastReportedHeight = currentHeight;
-      notifyVideoSizeChanged(currentWidth, currentHeight);
+      lastReportedPixelWidthHeightRatio = currentPixelWidthHeightRatio;
+      notifyVideoSizeChanged(currentWidth, currentHeight, currentPixelWidthHeightRatio);
     }
     TraceUtil.beginSection("renderVideoBuffer");
     codec.releaseOutputBuffer(bufferIndex, true);
@@ -409,12 +428,13 @@ public class MediaCodecVideoTrackRenderer extends MediaCodecTrackRenderer {
     }
   }
 
-  private void notifyVideoSizeChanged(final int width, final int height) {
+  private void notifyVideoSizeChanged(final int width, final int height,
+      final float pixelWidthHeightRatio) {
     if (eventHandler != null && eventListener != null) {
       eventHandler.post(new Runnable()  {
         @Override
         public void run() {
-          eventListener.onVideoSizeChanged(width, height);
+          eventListener.onVideoSizeChanged(width, height, pixelWidthHeightRatio);
         }
       });
     }

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

@@ -31,6 +31,9 @@ import java.util.List;
  */
 public class MediaFormat {
 
+  private static final String KEY_PIXEL_WIDTH_HEIGHT_RATIO =
+      "com.google.android.videos.pixelWidthHeightRatio";
+
   public static final int NO_VALUE = -1;
 
   public final String mimeType;
@@ -38,6 +41,7 @@ public class MediaFormat {
 
   public final int width;
   public final int height;
+  public final float pixelWidthHeightRatio;
 
   public final int channelCount;
   public final int sampleRate;
@@ -59,14 +63,19 @@ public class MediaFormat {
 
   public static MediaFormat createVideoFormat(String mimeType, int maxInputSize, int width,
       int height, List<byte[]> initializationData) {
-    return new MediaFormat(mimeType, maxInputSize, width, height, NO_VALUE, NO_VALUE,
+    return createVideoFormat(mimeType, maxInputSize, width, height, 1, initializationData);
-        initializationData);
+  }
+
+  public static MediaFormat createVideoFormat(String mimeType, int maxInputSize, int width,
+      int height, float pixelWidthHeightRatio, List<byte[]> initializationData) {
+    return new MediaFormat(mimeType, maxInputSize, width, height, pixelWidthHeightRatio, NO_VALUE,
+        NO_VALUE, initializationData);
   }
 
   public static MediaFormat createAudioFormat(String mimeType, int maxInputSize, int channelCount,
       int sampleRate, List<byte[]> initializationData) {
-    return new MediaFormat(mimeType, maxInputSize, NO_VALUE, NO_VALUE, channelCount, sampleRate,
+    return new MediaFormat(mimeType, maxInputSize, NO_VALUE, NO_VALUE, NO_VALUE, channelCount,
-        initializationData);
+        sampleRate, initializationData);
   }
 
   @TargetApi(16)
@@ -78,6 +87,7 @@ public class MediaFormat {
     height = getOptionalIntegerV16(format, android.media.MediaFormat.KEY_HEIGHT);
     channelCount = getOptionalIntegerV16(format, android.media.MediaFormat.KEY_CHANNEL_COUNT);
     sampleRate = getOptionalIntegerV16(format, android.media.MediaFormat.KEY_SAMPLE_RATE);
+    pixelWidthHeightRatio = getOptionalFloatV16(format, KEY_PIXEL_WIDTH_HEIGHT_RATIO);
     initializationData = new ArrayList<byte[]>();
     for (int i = 0; format.containsKey("csd-" + i); i++) {
       ByteBuffer buffer = format.getByteBuffer("csd-" + i);
@@ -90,12 +100,14 @@ public class MediaFormat {
     maxHeight = NO_VALUE;
   }
 
-  private MediaFormat(String mimeType, int maxInputSize, int width, int height, int channelCount,
+  private MediaFormat(String mimeType, int maxInputSize, int width, int height,
-      int sampleRate, List<byte[]> initializationData) {
+      float pixelWidthHeightRatio, int channelCount, int sampleRate,
+      List<byte[]> initializationData) {
     this.mimeType = mimeType;
     this.maxInputSize = maxInputSize;
     this.width = width;
     this.height = height;
+    this.pixelWidthHeightRatio = pixelWidthHeightRatio;
     this.channelCount = channelCount;
     this.sampleRate = sampleRate;
     this.initializationData = initializationData == null ? Collections.<byte[]>emptyList()
@@ -128,6 +140,7 @@ public class MediaFormat {
       result = 31 * result + maxInputSize;
       result = 31 * result + width;
       result = 31 * result + height;
+      result = 31 * result + Float.floatToRawIntBits(pixelWidthHeightRatio);
       result = 31 * result + maxWidth;
       result = 31 * result + maxHeight;
       result = 31 * result + channelCount;
@@ -163,6 +176,7 @@ public class MediaFormat {
 
   private boolean equalsInternal(MediaFormat other, boolean ignoreMaxDimensions) {
     if (maxInputSize != other.maxInputSize || width != other.width || height != other.height
+        || pixelWidthHeightRatio != other.pixelWidthHeightRatio
         || (!ignoreMaxDimensions && (maxWidth != other.maxWidth || maxHeight != other.maxHeight))
         || channelCount != other.channelCount || sampleRate != other.sampleRate
         || !Util.areEqual(mimeType, other.mimeType)
@@ -179,8 +193,9 @@ public class MediaFormat {
 
   @Override
   public String toString() {
-    return "MediaFormat(" + mimeType + ", " + maxInputSize + ", " + width + ", " + height + ", " +
+    return "MediaFormat(" + mimeType + ", " + maxInputSize + ", " + width + ", " + height + ", "
-        channelCount + ", " + sampleRate + ", " + maxWidth + ", " + maxHeight + ")";
+        + pixelWidthHeightRatio + ", " + channelCount + ", " + sampleRate + ", " + maxWidth + ", "
+        + maxHeight + ")";
   }
 
   /**
@@ -196,6 +211,7 @@ public class MediaFormat {
       maybeSetIntegerV16(format, android.media.MediaFormat.KEY_HEIGHT, height);
       maybeSetIntegerV16(format, android.media.MediaFormat.KEY_CHANNEL_COUNT, channelCount);
       maybeSetIntegerV16(format, android.media.MediaFormat.KEY_SAMPLE_RATE, sampleRate);
+      maybeSetFloatV16(format, KEY_PIXEL_WIDTH_HEIGHT_RATIO, pixelWidthHeightRatio);
       for (int i = 0; i < initializationData.size(); i++) {
         format.setByteBuffer("csd-" + i, ByteBuffer.wrap(initializationData.get(i)));
       }
@@ -221,9 +237,21 @@ public class MediaFormat {
   }
 
   @TargetApi(16)
-  private static final int getOptionalIntegerV16(android.media.MediaFormat format,
+  private static final void maybeSetFloatV16(android.media.MediaFormat format, String key,
-      String key) {
+      float value) {
+    if (value != NO_VALUE) {
+      format.setFloat(key, value);
+    }
+  }
+
+  @TargetApi(16)
+  private static final int getOptionalIntegerV16(android.media.MediaFormat format, String key) {
     return format.containsKey(key) ? format.getInteger(key) : NO_VALUE;
   }
 
+  @TargetApi(16)
+  private static final float getOptionalFloatV16(android.media.MediaFormat format, String key) {
+    return format.containsKey(key) ? format.getFloat(key) : NO_VALUE;
+  }
+
 }

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

@@ -53,6 +53,7 @@ import java.util.ArrayList;
   public static final int TYPE_saiz = 0x7361697A;
   public static final int TYPE_uuid = 0x75756964;
   public static final int TYPE_senc = 0x73656E63;
+  public static final int TYPE_pasp = 0x70617370;
 
   public final int type;
 

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

@@ -106,6 +106,7 @@ public final class FragmentedMp4Extractor implements Extractor {
     parsedAtoms.add(Atom.TYPE_saiz);
     parsedAtoms.add(Atom.TYPE_uuid);
     parsedAtoms.add(Atom.TYPE_senc);
+    parsedAtoms.add(Atom.TYPE_pasp);
     PARSED_ATOMS = Collections.unmodifiableSet(parsedAtoms);
   }
 
@@ -529,6 +530,7 @@ public final class FragmentedMp4Extractor implements Extractor {
     parent.skip(24);
     int width = parent.readUnsignedShort();
     int height = parent.readUnsignedShort();
+    float pixelWidthHeightRatio = 1;
     parent.skip(50);
 
     List<byte[]> initializationData = null;
@@ -543,12 +545,14 @@ public final class FragmentedMp4Extractor implements Extractor {
         initializationData = parseAvcCFromParent(parent, childStartPosition);
       } else if (childAtomType == Atom.TYPE_sinf) {
         trackEncryptionBox = parseSinfFromParent(parent, childStartPosition, childAtomSize);
+      } else if (childAtomType == Atom.TYPE_pasp) {
+        pixelWidthHeightRatio = parsePaspFromParent(parent, childStartPosition);
       }
       childPosition += childAtomSize;
     }
 
     MediaFormat format = MediaFormat.createVideoFormat(MimeTypes.VIDEO_H264, MediaFormat.NO_VALUE,
-        width, height, initializationData);
+        width, height, pixelWidthHeightRatio, initializationData);
     return Pair.create(format, trackEncryptionBox);
   }
 
@@ -643,6 +647,13 @@ public final class FragmentedMp4Extractor implements Extractor {
     return trackEncryptionBox;
   }
 
+  private static float parsePaspFromParent(ParsableByteArray parent, int position) {
+    parent.setPosition(position + ATOM_HEADER_SIZE);
+    int hSpacing = parent.readUnsignedIntToInt();
+    int vSpacing = parent.readUnsignedIntToInt();
+    return (float) hSpacing / vSpacing;
+  }
+
   private static TrackEncryptionBox parseSchiFromParent(ParsableByteArray parent, int position,
       int size) {
     int childPosition = position + ATOM_HEADER_SIZE;