| /* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */ | |
| /* ==================================================================== | |
| * Copyright (c) 2013 Carnegie Mellon University. All rights | |
| * reserved. | |
| * | |
| * Redistribution and use in source and binary forms, with or without | |
| * modification, are permitted provided that the following conditions | |
| * are met: | |
| * | |
| * 1. Redistributions of source code must retain the above copyright | |
| * notice, this list of conditions and the following disclaimer. | |
| * | |
| * 2. Redistributions in binary form must reproduce the above copyright | |
| * notice, this list of conditions and the following disclaimer in | |
| * the documentation and/or other materials provided with the | |
| * distribution. | |
| * | |
| * This work was supported in part by funding from the Defense Advanced | |
| * Research Projects Agency and the National Science Foundation of the | |
| * United States of America, and the CMU Sphinx Speech Consortium. | |
| * | |
| * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND | |
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| * | |
| * ==================================================================== | |
| * | |
| */ | |
| typedef struct noise_stats_s noise_stats_t; | |
| /* Creates noisestats object */ | |
| noise_stats_t *fe_init_noisestats(int num_filters); | |
| /* Resets collected noise statistics */ | |
| void fe_reset_noisestats(noise_stats_t * noise_stats); | |
| /* Frees allocated data */ | |
| void fe_free_noisestats(noise_stats_t * noise_stats); | |
| /** | |
| * Process frame, update noise statistics, remove noise components if needed. | |
| */ | |
| void fe_remove_noise(fe_t *fe); | |