diff --git a/media/libmedia/OMXBuffer.cpp b/media/libmedia/OMXBuffer.cpp
index 2834853..914cd5b 100644
--- a/media/libmedia/OMXBuffer.cpp
+++ b/media/libmedia/OMXBuffer.cpp
@@ -38,6 +38,11 @@
       mRangeLength(codecBuffer != NULL ? codecBuffer->size() : 0) {
 }
 
+OMXBuffer::OMXBuffer(OMX_U32 rangeLength)
+    : mBufferType(kBufferTypePreset),
+      mRangeLength(rangeLength) {
+}
+
 OMXBuffer::OMXBuffer(const sp<IMemory> &mem)
     : mBufferType(kBufferTypeSharedMem),
       mMem(mem) {
@@ -133,6 +138,15 @@
     return OK;
 }
 
+OMXBuffer& OMXBuffer::operator=(OMXBuffer&& source) {
+    mBufferType = std::move(source.mBufferType);
+    mRangeLength = std::move(source.mRangeLength);
+    mMem = std::move(source.mMem);
+    mGraphicBuffer = std::move(source.mGraphicBuffer);
+    mNativeHandle = std::move(source.mNativeHandle);
+    return *this;
+}
+
 } // namespace android