Merge "libeffects: Replace LoadConst_Float with memset for 0 loading."
diff --git a/media/libeffects/lvm/lib/Android.bp b/media/libeffects/lvm/lib/Android.bp
index 5d75055..7998879 100644
--- a/media/libeffects/lvm/lib/Android.bp
+++ b/media/libeffects/lvm/lib/Android.bp
@@ -63,7 +63,6 @@
         "Common/src/DC_2I_D16_TRC_WRA_01_Init.cpp",
         "Common/src/Copy_16.cpp",
         "Common/src/MonoTo2I_32.cpp",
-        "Common/src/LoadConst_32.cpp",
         "Common/src/dB_to_Lin32.cpp",
         "Common/src/Shift_Sat_v16xv16.cpp",
         "Common/src/Shift_Sat_v32xv32.cpp",
@@ -148,7 +147,6 @@
         "Reverb/src/LVREV_Process.cpp",
         "Reverb/src/LVREV_SetControlParameters.cpp",
         "Reverb/src/LVREV_Tables.cpp",
-        "Common/src/LoadConst_32.cpp",
         "Common/src/From2iToMono_32.cpp",
         "Common/src/Mult3s_32x16.cpp",
         "Common/src/Copy_16.cpp",
diff --git a/media/libeffects/lvm/lib/Bundle/src/LVM_Init.cpp b/media/libeffects/lvm/lib/Bundle/src/LVM_Init.cpp
index 9f5f448..12b86f3 100644
--- a/media/libeffects/lvm/lib/Bundle/src/LVM_Init.cpp
+++ b/media/libeffects/lvm/lib/Bundle/src/LVM_Init.cpp
@@ -137,9 +137,9 @@
 
         pInstance->pBufferManagement->pScratch = (LVM_FLOAT*)pInstance->pScratch;
 
-        LoadConst_Float(0, /* Clear the input delay buffer */
-                        (LVM_FLOAT*)&pInstance->pBufferManagement->InDelayBuffer,
-                        (LVM_INT16)(LVM_MAX_CHANNELS * MIN_INTERNAL_BLOCKSIZE));
+        memset(pInstance->pBufferManagement->InDelayBuffer, 0,
+                LVM_MAX_CHANNELS * MIN_INTERNAL_BLOCKSIZE *
+                sizeof(pInstance->pBufferManagement->InDelayBuffer[0]));
         pInstance->pBufferManagement->InDelaySamples =
                 MIN_INTERNAL_BLOCKSIZE;                    /* Set the number of delay samples */
         pInstance->pBufferManagement->OutDelaySamples = 0; /* No samples in the output buffer */
diff --git a/media/libeffects/lvm/lib/Common/lib/VectorArithmetic.h b/media/libeffects/lvm/lib/Common/lib/VectorArithmetic.h
index 18de85b..10f351e 100644
--- a/media/libeffects/lvm/lib/Common/lib/VectorArithmetic.h
+++ b/media/libeffects/lvm/lib/Common/lib/VectorArithmetic.h
@@ -24,8 +24,6 @@
     VARIOUS FUNCTIONS
 ***********************************************************************************/
 
-void LoadConst_Float(const LVM_FLOAT val, LVM_FLOAT* dst, LVM_INT16 n);
-
 void Copy_Float(const LVM_FLOAT* src, LVM_FLOAT* dst, LVM_INT16 n);
 void Copy_Float_Mc_Stereo(const LVM_FLOAT* src, LVM_FLOAT* dst, LVM_INT16 NrFrames,
                           LVM_INT32 NrChannels);
diff --git a/media/libeffects/lvm/lib/Common/src/LVC_MixSoft_1St_D16C31_SAT.cpp b/media/libeffects/lvm/lib/Common/src/LVC_MixSoft_1St_D16C31_SAT.cpp
index be19fa0..5a67bda 100644
--- a/media/libeffects/lvm/lib/Common/src/LVC_MixSoft_1St_D16C31_SAT.cpp
+++ b/media/libeffects/lvm/lib/Common/src/LVC_MixSoft_1St_D16C31_SAT.cpp
@@ -19,6 +19,7 @@
    INCLUDE FILES
 ***********************************************************************************/
 
+#include <string.h>
 #include "LVC_Mixer_Private.h"
 #include "VectorArithmetic.h"
 #include "ScalarArithmetic.h"
@@ -68,7 +69,7 @@
 
     if (HardMixing) {
         if (pInstance->Target == 0)
-            LoadConst_Float(0.0, dst, n);
+            memset(dst, 0, n * sizeof(*dst));
         else {
             if ((pInstance->Target) != 1.0f)
                 Mult3s_Float(src, (pInstance->Target), dst, n);
@@ -150,7 +151,7 @@
 
     if (HardMixing) {
         if (pInstance->Target == 0)
-            LoadConst_Float(0.0, dst, NrFrames * NrChannels);
+            memset(dst, 0, NrFrames * NrChannels * sizeof(*dst));
         else {
             if ((pInstance->Target) != 1.0f)
                 Mult3s_Float(src, (pInstance->Target), dst, NrFrames * NrChannels);
diff --git a/media/libeffects/lvm/lib/Common/src/LoadConst_32.cpp b/media/libeffects/lvm/lib/Common/src/LoadConst_32.cpp
deleted file mode 100644
index df7a558..0000000
--- a/media/libeffects/lvm/lib/Common/src/LoadConst_32.cpp
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * 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.
- */
-
-/**********************************************************************************
-   INCLUDE FILES
-***********************************************************************************/
-
-#include "VectorArithmetic.h"
-
-/**********************************************************************************
-   FUNCTION LoadConst_32
-***********************************************************************************/
-void LoadConst_Float(const LVM_FLOAT val, LVM_FLOAT* dst, LVM_INT16 n) {
-    LVM_INT16 ii;
-
-    for (ii = n; ii != 0; ii--) {
-        *dst = val;
-        dst++;
-    }
-
-    return;
-}
-
-/**********************************************************************************/
diff --git a/media/libeffects/lvm/lib/Common/src/MixSoft_1St_D32C31_WRA.cpp b/media/libeffects/lvm/lib/Common/src/MixSoft_1St_D32C31_WRA.cpp
index 8408962..58a9102 100644
--- a/media/libeffects/lvm/lib/Common/src/MixSoft_1St_D32C31_WRA.cpp
+++ b/media/libeffects/lvm/lib/Common/src/MixSoft_1St_D32C31_WRA.cpp
@@ -19,6 +19,7 @@
    INCLUDE FILES
 ***********************************************************************************/
 
+#include <string.h>
 #include "Mixer_private.h"
 #include "VectorArithmetic.h"
 
@@ -61,7 +62,7 @@
 
     if (HardMixing) {
         if (pInstance->Target == 0)
-            LoadConst_Float(0, dst, n);
+            memset(dst, 0, n * sizeof(*dst));
         else if ((pInstance->Target) == 1.0f) {
             if (src != dst) Copy_Float((LVM_FLOAT*)src, (LVM_FLOAT*)dst, (LVM_INT16)(n));
         } else
diff --git a/media/libeffects/lvm/lib/Reverb/src/LVREV_ClearAudioBuffers.cpp b/media/libeffects/lvm/lib/Reverb/src/LVREV_ClearAudioBuffers.cpp
index d4b321f..be3505f 100644
--- a/media/libeffects/lvm/lib/Reverb/src/LVREV_ClearAudioBuffers.cpp
+++ b/media/libeffects/lvm/lib/Reverb/src/LVREV_ClearAudioBuffers.cpp
@@ -60,7 +60,8 @@
     pLVREV_Private->pRevLPFBiquad->clear();
     for (size_t i = 0; i < pLVREV_Private->InstanceParams.NumDelays; i++) {
         pLVREV_Private->revLPFBiquad[i]->clear();
-        LoadConst_Float(0, pLVREV_Private->pDelay_T[i], LVREV_MAX_T_DELAY[i]);
+        memset(pLVREV_Private->pDelay_T[i], 0, LVREV_MAX_T_DELAY[i] *
+                sizeof(pLVREV_Private->pDelay_T[i][0]));
     }
     return LVREV_SUCCESS;
 }
diff --git a/media/libeffects/lvm/lib/StereoWidening/src/LVCS_ReverbGenerator.cpp b/media/libeffects/lvm/lib/StereoWidening/src/LVCS_ReverbGenerator.cpp
index c5b6598..de23d07 100644
--- a/media/libeffects/lvm/lib/StereoWidening/src/LVCS_ReverbGenerator.cpp
+++ b/media/libeffects/lvm/lib/StereoWidening/src/LVCS_ReverbGenerator.cpp
@@ -81,10 +81,7 @@
         pConfig->DelaySize =
                 (pParams->NrChannels == FCC_1) ? (LVM_INT16)Delay : (LVM_INT16)(FCC_2 * Delay);
         pConfig->DelayOffset = 0;
-        LoadConst_Float(0,                                      /* Value */
-                        (LVM_FLOAT*)&pConfig->StereoSamples[0], /* Destination */
-                        /* Number of words */
-                        (LVM_UINT16)(sizeof(pConfig->StereoSamples) / sizeof(LVM_FLOAT)));
+        memset(pConfig->StereoSamples, 0, sizeof(pConfig->StereoSamples));
         /*
          * Setup the filters
          */