diff --git a/inc/mpp_frame.h b/inc/mpp_frame.h
index 1f57cbfe..a9e0f534 100644
--- a/inc/mpp_frame.h
+++ b/inc/mpp_frame.h
@@ -136,7 +136,7 @@ extern "C" {
 /*
  * MppFrame interface
  */
-MPP_RET mpp_frame_init(MppFrame *frame, RK_U8 *data, RK_U32 size);
+MPP_RET mpp_frame_init(MppFrame *frame);
 MPP_RET mpp_frame_deinit(MppFrame frame);
 
 /*
@@ -156,8 +156,12 @@ RK_S64  mpp_frame_get_pts(const MppFrame frame);
 void    mpp_frame_set_pts(MppFrame frame, RK_S64 pts);
 RK_S64  mpp_frame_get_dts(const MppFrame frame);
 void    mpp_frame_set_dts(MppFrame frame, RK_S64 dts);
-MppBufferInfo mpp_frame_get_info(const MppFrame frame);
-void    mpp_frame_set_info(const MppFrame frame, MppBufferInfo info);
+
+/*
+ * buffer parameter
+ */
+MppBuffer mpp_frame_get_buffer(const MppFrame frame);
+void    mpp_frame_set_buffer(const MppFrame frame, MppBuffer buffer);
 
 /*
  * color related parameter
diff --git a/mpp/mpp_frame.cpp b/mpp/mpp_frame.cpp
index 7c1d360b..f087a05e 100644
--- a/mpp/mpp_frame.cpp
+++ b/mpp/mpp_frame.cpp
@@ -32,7 +32,7 @@ MPP_FRAME_ACCESSORS(MppFrameImpl, MppFrameColorPrimaries, color_primaries)
 MPP_FRAME_ACCESSORS(MppFrameImpl, MppFrameColorTransferCharacteristic, color_trc)
 MPP_FRAME_ACCESSORS(MppFrameImpl, MppFrameColorSpace, colorspace)
 MPP_FRAME_ACCESSORS(MppFrameImpl, MppFrameChromaLocation, chroma_location)
-MPP_FRAME_ACCESSORS(MppFrameImpl, MppBufferInfo, buffer)
+MPP_FRAME_ACCESSORS(MppFrameImpl, MppBuffer, buffer)
 
 MPP_RET mpp_frame_init(MppFrame *frame)
 {
diff --git a/mpp/mpp_frame_impl.h b/mpp/mpp_frame_impl.h
index b1c48c2e..03c99a8b 100644
--- a/mpp/mpp_frame_impl.h
+++ b/mpp/mpp_frame_impl.h
@@ -64,7 +64,7 @@ typedef struct {
     /*
      * buffer information
      */
-    MppBufferInfo   buffer;
+    MppBuffer       buffer;
 } MppFrameImpl;