diff --git a/Library/Sources/SCPlayer.m b/Library/Sources/SCPlayer.m
index 7a27e2e5..e41461be 100644
--- a/Library/Sources/SCPlayer.m
+++ b/Library/Sources/SCPlayer.m
@@ -39,7 +39,7 @@ - (id)init {
     self = [super init];
     
     if (self) {
-        _shouldSuppressPlayerRendering = YES;
+        _shouldSuppressPlayerRendering = NO;
         [self addObserver:self forKeyPath:@"currentItem" options:NSKeyValueObservingOptionNew context:ItemChanged];
     }
     
@@ -321,6 +321,8 @@ - (void)setItemByAsset:(AVAsset *)asset {
 }
 
 - (void)setItem:(AVPlayerItem *)item {
+    [self unsetupDisplayLink];
+    [self setupDisplayLink];
     [self replaceCurrentItemWithPlayerItem:item];
 }
 
diff --git a/Library/Sources/SCRecordSession.m b/Library/Sources/SCRecordSession.m
index 9cc91131..cdab9f6e 100644
--- a/Library/Sources/SCRecordSession.m
+++ b/Library/Sources/SCRecordSession.m
@@ -439,8 +439,7 @@ - (CMSampleBufferRef)adjustBuffer:(CMSampleBufferRef)sample withTimeOffset:(CMTi
         pInfo[i].duration = duration;
     }
     
-    CMSampleBufferRef sout;
-    CMSampleBufferCreateCopyWithNewTiming(nil, sample, count, pInfo, &sout);
+    CMSampleBufferRef sout = sample;
     free(pInfo);
     return sout;
 }
diff --git a/Library/Sources/SCRecorder.h b/Library/Sources/SCRecorder.h
index fd5bd0e4..40d3c71f 100644
--- a/Library/Sources/SCRecorder.h
+++ b/Library/Sources/SCRecorder.h
@@ -53,6 +53,11 @@
  */
 @property (readonly, nonatomic) BOOL isRecording;
 
+/**
+ If true the SCRecorder will only record video, not audio
+ */
+@property (nonatomic) BOOL mute;
+
 /**
  Change the flash mode on the camera
  */
diff --git a/Library/Sources/SCRecorder.m b/Library/Sources/SCRecorder.m
index cf9d09a0..e816bbed 100644
--- a/Library/Sources/SCRecorder.m
+++ b/Library/Sources/SCRecorder.m
@@ -789,7 +789,7 @@ - (void)_handleAudioSampleBuffer:(CMSampleBufferRef)sampleBuffer withSession:(SC
         if (!self.videoEnabledAndReady || recordSession.videoInitialized || recordSession.videoInitializationFailed) {
             [self beginRecordSegmentIfNeeded:recordSession];
 
-            if (_isRecording && recordSession.recordSegmentReady && (!self.videoEnabledAndReady || recordSession.currentSegmentHasVideo)) {
+            if (!self.mute && _isRecording && recordSession.recordSegmentReady && (!self.videoEnabledAndReady || recordSession.currentSegmentHasVideo)) {
                 id<SCRecorderDelegate> delegate = self.delegate;
 //                NSLog(@"APPENDING");