78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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#ifndef IMPD_DRC_PROCESS_AUDIO_H
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#define IMPD_DRC_PROCESS_AUDIO_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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WORD32 multiband_audio_sig_count;
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WORD32 frame_size;
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FLOAT32** non_interleaved_audio;
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} ia_audio_band_buffer_struct;
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typedef struct {
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WORD32 audio_num_chan;
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WORD32 frame_size;
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WORD32 audio_sub_band_count;
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WORD32 audio_sub_band_frame_size;
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WORD32 audio_delay_samples;
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WORD32 audio_delay_sub_band_samples;
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FLOAT32** audio_io_buffer_delayed;
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FLOAT32** audio_buffer_delayed_real;
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FLOAT32** audio_buffer_delayed_imag;
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FLOAT32** audio_in_out_buf;
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FLOAT32** audio_real_buff;
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FLOAT32** audio_imag_buff;
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} ia_audio_in_out_buf;
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WORD32
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impd_filter_banks_process(ia_drc_instructions_struct* pstr_drc_instruction_arr,
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const WORD32 drc_instructions_index,
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ia_drc_params_struct* ia_drc_params_struct,
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FLOAT32* audio_io_buf[],
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ia_audio_band_buffer_struct* audio_band_buffer,
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ia_filter_banks_struct* ia_filter_banks_struct,
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const WORD32 passThru);
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VOID impd_store_audio_io_buffer_time(
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FLOAT32* audio_in_out_buf[], ia_audio_in_out_buf* audio_io_buf_internal);
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VOID impd_store_audio_io_buffer_freq(
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FLOAT32* audio_real_buff[], FLOAT32* audio_imag_buff[],
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ia_audio_in_out_buf* audio_io_buf_internal);
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VOID impd_retrieve_audio_io_buffer_time(
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FLOAT32* audio_in_out_buf[], ia_audio_in_out_buf* audio_io_buf_internal);
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VOID impd_retrieve_audio_buffer_freq(
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FLOAT32* audio_real_buff[], FLOAT32* audio_imag_buff[],
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ia_audio_in_out_buf* audio_io_buf_internal);
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VOID impd_advance_audio_io_buffer_time(
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ia_audio_in_out_buf* audio_io_buf_internal);
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#ifdef __cplusplus
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}
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#endif
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#endif
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