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authorJames Dong <jdong@google.com>2010-05-14 15:45:22 -0700
committerJames Dong <jdong@google.com>2010-05-19 07:21:25 -0700
commit956c553ab0ce72f8074ad0fda2ffd66a0305700c (patch)
treefe111ecd29e01c270246f5f338c56806d6d5b136 /media/libstagefright/codecs/aacenc/inc/band_nrg.h
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Initial software encoder checkins
Change-Id: I27f387db23594e46384c4eb3a0093ce220bb6b60
Diffstat (limited to 'media/libstagefright/codecs/aacenc/inc/band_nrg.h')
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diff --git a/media/libstagefright/codecs/aacenc/inc/band_nrg.h b/media/libstagefright/codecs/aacenc/inc/band_nrg.h
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+/*
+ ** Copyright 2003-2010, VisualOn, Inc.
+ **
+ ** 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.
+ */
+/*******************************************************************************
+ File: band_nrg.h
+
+ Content: Band/Line energy calculations functions
+
+*******************************************************************************/
+
+
+#ifndef _BAND_NRG_H
+#define _BAND_NRG_H
+
+#include "typedef.h"
+
+
+void CalcBandEnergy(const Word32 *mdctSpectrum,
+ const Word16 *bandOffset,
+ const Word16 numBands,
+ Word32 *bandEnergy,
+ Word32 *bandEnergySum);
+
+
+void CalcBandEnergyMS(const Word32 *mdctSpectrumLeft,
+ const Word32 *mdctSpectrumRight,
+ const Word16 *bandOffset,
+ const Word16 numBands,
+ Word32 *bandEnergyMid,
+ Word32 *bandEnergyMidSum,
+ Word32 *bandEnergySide,
+ Word32 *bandEnergySideSum);
+
+#endif