diff --git a/media/codec2/sfplugin/CCodecBuffers.cpp b/media/codec2/sfplugin/CCodecBuffers.cpp
index 265eeb7..668f892 100644
--- a/media/codec2/sfplugin/CCodecBuffers.cpp
+++ b/media/codec2/sfplugin/CCodecBuffers.cpp
@@ -127,20 +127,26 @@
     mDelay = delay;
     mPadding = padding;
     mSampleRate = sampleRate;
-    setSkipCutBuffer(delay, padding, channelCount);
+    mChannelCount = channelCount;
+    setSkipCutBuffer(delay, padding);
 }
 
 void OutputBuffers::updateSkipCutBuffer(int32_t sampleRate, int32_t channelCount) {
     if (mSkipCutBuffer == nullptr) {
         return;
     }
+    if (mSampleRate == sampleRate && mChannelCount == channelCount) {
+        return;
+    }
     int32_t delay = mDelay;
     int32_t padding = mPadding;
     if (sampleRate != mSampleRate) {
         delay = ((int64_t)delay * sampleRate) / mSampleRate;
         padding = ((int64_t)padding * sampleRate) / mSampleRate;
     }
-    setSkipCutBuffer(delay, padding, channelCount);
+    mSampleRate = sampleRate;
+    mChannelCount = channelCount;
+    setSkipCutBuffer(delay, padding);
 }
 
 void OutputBuffers::submit(const sp<MediaCodecBuffer> &buffer) {
@@ -153,14 +159,14 @@
     mSkipCutBuffer = scb;
 }
 
-void OutputBuffers::setSkipCutBuffer(int32_t skip, int32_t cut, int32_t channelCount) {
+void OutputBuffers::setSkipCutBuffer(int32_t skip, int32_t cut) {
     if (mSkipCutBuffer != nullptr) {
         size_t prevSize = mSkipCutBuffer->size();
         if (prevSize != 0u) {
             ALOGD("[%s] Replacing SkipCutBuffer holding %zu bytes", mName, prevSize);
         }
     }
-    mSkipCutBuffer = new SkipCutBuffer(skip, cut, channelCount);
+    mSkipCutBuffer = new SkipCutBuffer(skip, cut, mChannelCount);
 }
 
 // LocalBufferPool
diff --git a/media/codec2/sfplugin/CCodecBuffers.h b/media/codec2/sfplugin/CCodecBuffers.h
index bae08e0..85ca5d5 100644
--- a/media/codec2/sfplugin/CCodecBuffers.h
+++ b/media/codec2/sfplugin/CCodecBuffers.h
@@ -228,8 +228,9 @@
     int32_t mDelay;
     int32_t mPadding;
     int32_t mSampleRate;
+    int32_t mChannelCount;
 
-    void setSkipCutBuffer(int32_t skip, int32_t cut, int32_t channelCount);
+    void setSkipCutBuffer(int32_t skip, int32_t cut);
 
     DISALLOW_EVIL_CONSTRUCTORS(OutputBuffers);
 };