1 files changed, 88 insertions, 0 deletions
diff --git a/media/libeffects/lvm/lib/StereoWidening/src/LVCS_StereoEnhancer.h b/media/libeffects/lvm/lib/StereoWidening/src/LVCS_StereoEnhancer.h
new file mode 100755
index 0000000..c3f6296
--- /dev/null
+++ b/media/libeffects/lvm/lib/StereoWidening/src/LVCS_StereoEnhancer.h
@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) 2004-2010 NXP Software
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/************************************************************************************
+
+     $Author: beq07716 $
+     $Revision: 1001 $
+     $Date: 2010-06-28 13:23:02 +0200 (Mon, 28 Jun 2010) $
+
+*************************************************************************************/
+
+#ifndef __LVCS_STEREOENHANCER_H__
+#define __LVCS_STEREOENHANCER_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+
+/************************************************************************************/
+/*                                                                                  */
+/*    Includes                                                                      */
+/*                                                                                  */
+/************************************************************************************/
+
+#include "Filters.h"                        /* Filter definitions */
+#include "LVCS_Headphone_Coeffs.h"          /* Headphone coefficients */
+#include "BIQUAD.h"
+
+
+/************************************************************************************/
+/*                                                                                  */
+/*    Structures                                                                    */
+/*                                                                                  */
+/************************************************************************************/
+
+/* Stereo enhancer structure */
+typedef struct
+{
+    /*
+     * Middle filter
+     */
+    void                    (*pBiquadCallBack_Mid)(Biquad_Instance_t*, LVM_INT16*, LVM_INT16*, LVM_INT16);
+
+    /*
+     * Side filter
+     */
+    void                    (*pBiquadCallBack_Side)(Biquad_Instance_t*, LVM_INT16*, LVM_INT16*, LVM_INT16);
+
+      LVM_UINT16              MidGain;            /* Middle gain in mobile speaker mode */
+
+} LVCS_StereoEnhancer_t;
+
+
+/************************************************************************************/
+/*                                                                                  */
+/*    Function prototypes                                                           */
+/*                                                                                  */
+/************************************************************************************/
+
+LVCS_ReturnStatus_en LVCS_SEnhancerInit(LVCS_Handle_t        hInstance,
+                                        LVCS_Params_t        *pParams);
+
+LVCS_ReturnStatus_en LVCS_StereoEnhancer(LVCS_Handle_t        hInstance,
+                                         const LVM_INT16    *pInData,
+                                         LVM_INT16            *pOutData,
+                                         LVM_UINT16            NumSamples);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif  /* STEREOENHANCE_H */