forked from PAWPAW-Mirror/lib_xua
53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
// Copyright 2015-2021 XMOS LIMITED.
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// This Software is subject to the terms of the XMOS Public Licence: Version 1.
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#ifndef XUA_PDM_MIC_H
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#define XUA_PDM_MIC_H
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/* Included from lib_mic_array */
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#include "mic_array.h"
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/* Configures PDM ports/clocks */
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void xua_pdm_mic_config(in port p_pdm_mclk, in port p_pdm_clk, buffered in port:32 p_pdm_mics, clock clk_pdm);
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#ifdef MIC_PROCESSING_USE_INTERFACE
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/* Interface based user processing */
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typedef interface mic_process_if
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{
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void transfer_buffers(mic_array_frame_time_domain * unsafe audio);
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void init();
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} mic_process_if;
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[[combinable]]
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void XUA_PdmBuffer(streaming chanend c_ds_output[2], chanend c_audio
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#ifdef MIC_PROCESSING_USE_INTERFACE
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, client mic_process_if i_mic_process
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#endif
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);
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[[combinable]]
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void user_pdm_process(server mic_process_if i_mic_data);
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/* PDM interface and decimation cores */
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void xua_pdm_mic(streaming chanend c_ds_output[2], buffered in port:32 p_pdm_mics);
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#else
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/* Simple user hooks/call-backs */
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void user_pdm_process(mic_array_frame_time_domain * unsafe audio);
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void user_pdm_init();
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/* PDM interface and decimation cores */
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[[combinable]]
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void XUA_PdmBuffer(streaming chanend c_ds_output[2], chanend c_audio);
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/* PDM interface and decimation cores */
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void xua_pdm_mic(streaming chanend c_ds_output[2], buffered in port:32 p_pdm_mics);
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#endif
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#endif
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