Use fast surface switching on API level 23+ when possible

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=150185483

library/src/main/java/com/google/android/exoplayer2/video/MediaCodecVideoRenderer.java

@@ -298,13 +298,18 @@ public class MediaCodecVideoRenderer extends MediaCodecRenderer {
   }
   }
 
 
   private void setSurface(Surface surface) throws ExoPlaybackException {
   private void setSurface(Surface surface) throws ExoPlaybackException {
-    // We only need to release and reinitialize the codec if the surface has changed.
+    // We only need to update the codec if the surface has changed.
     if (this.surface != surface) {
     if (this.surface != surface) {
       this.surface = surface;
       this.surface = surface;
       int state = getState();
       int state = getState();
       if (state == STATE_ENABLED || state == STATE_STARTED) {
       if (state == STATE_ENABLED || state == STATE_STARTED) {
-        releaseCodec();
-        maybeInitCodec();
+        MediaCodec codec = getCodec();
+        if (Util.SDK_INT >= 23 && codec != null && surface != null) {
+          setOutputSurfaceV23(codec, surface);
+        } else {
+          releaseCodec();
+          maybeInitCodec();
+        }
       }
       }
     }
     }
     // Clear state so that we always call the event listener with the video size and when a frame
     // Clear state so that we always call the event listener with the video size and when a frame
@@ -589,6 +594,11 @@ public class MediaCodecVideoRenderer extends MediaCodecRenderer {
     return frameworkMediaFormat;
     return frameworkMediaFormat;
   }
   }
 
 
+  @TargetApi(23)
+  private static void setOutputSurfaceV23(MediaCodec codec, Surface surface) {
+    codec.setOutputSurface(surface);
+  }
+
   @TargetApi(21)
   @TargetApi(21)
   private static void configureTunnelingV21(MediaFormat mediaFormat, int tunnelingAudioSessionId) {
   private static void configureTunnelingV21(MediaFormat mediaFormat, int tunnelingAudioSessionId) {
     mediaFormat.setFeatureEnabled(CodecCapabilities.FEATURE_TunneledPlayback, true);
     mediaFormat.setFeatureEnabled(CodecCapabilities.FEATURE_TunneledPlayback, true);