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/*
* Copyright (C) 2012 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.
*/
#define LOG_TAG "ResamplerCoefficients"
//#define LOG_NDEBUG 0
#include <utils/Log.h>
#include "filter_coefficients.h"
const int32_t RESAMPLE_FIR_NUM_COEF = 16;
const int32_t RESAMPLE_FIR_LERP_INT_BITS = 7;
using namespace android;
#ifdef __cplusplus
extern "C" {
#endif
const int32_t* readResamplerCoefficients(bool upSample) {
ALOGV("readResamplerCoefficients");
if (upSample) {
return (const int32_t *) up_sampler_filter_coefficients;
} else {
return (const int32_t *) dn_sampler_filter_coefficients;
}
}
int32_t readResampleFirNumCoeff() {
return RESAMPLE_FIR_NUM_COEF;
}
int32_t readResampleFirLerpIntBits() {
return RESAMPLE_FIR_LERP_INT_BITS;
}
#ifdef __cplusplus
}
#endif
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