| /* |
| * Copyright (C) 2013 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. |
| */ |
| #ifndef LE_FX_ENGINE_DSP_CORE_DYNAMIC_RANGE_COMPRESSION_INL_H_ |
| #define LE_FX_ENGINE_DSP_CORE_DYNAMIC_RANGE_COMPRESSION_INL_H_ |
| |
| //#define LOG_NDEBUG 0 |
| #include <cutils/log.h> |
| |
| |
| namespace le_fx { |
| |
| |
| inline void AdaptiveDynamicRangeCompression::set_knee_threshold(float decibel) { |
| // Converts to 1og-base |
| knee_threshold_in_decibel_ = decibel; |
| knee_threshold_ = 0.1151292546497023061569109358970308676362037658691406250f * |
| decibel + 10.39717719035538401328722102334722876548767089843750f; |
| } |
| |
| |
| inline void AdaptiveDynamicRangeCompression::set_knee_threshold_via_target_gain( |
| float target_gain) { |
| const float decibel = target_gain_to_knee_threshold_.Interpolate( |
| target_gain); |
| ALOGV("set_knee_threshold_via_target_gain: decibel =%.3fdB", decibel); |
| set_knee_threshold(decibel); |
| } |
| |
| } // namespace le_fx |
| |
| |
| #endif // LE_FX_ENGINE_DSP_CORE_DYNAMIC_RANGE_COMPRESSION_INL_H_ |
