From 14c6bb798d6bebc80f07e863236adbaf8d156a9c Mon Sep 17 00:00:00 2001 From: William Wilgus Date: Fri, 4 Jan 2019 02:01:18 -0600 Subject: Sync opus codec to upstream git Change-Id: I0cfcc0005c4ad7bfbb1aaf454188ce70fb043dc1 --- lib/rbcodec/codecs/libopus/mlp.h | 60 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 lib/rbcodec/codecs/libopus/mlp.h (limited to 'lib/rbcodec/codecs/libopus/mlp.h') diff --git a/lib/rbcodec/codecs/libopus/mlp.h b/lib/rbcodec/codecs/libopus/mlp.h new file mode 100644 index 0000000000..d7670550fd --- /dev/null +++ b/lib/rbcodec/codecs/libopus/mlp.h @@ -0,0 +1,60 @@ +/* Copyright (c) 2017 Jean-Marc Valin */ +/* + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - 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 SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR + CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +#ifndef _MLP_H_ +#define _MLP_H_ + +#include "opus_types.h" + +#define WEIGHTS_SCALE (1.f/128) + +#define MAX_NEURONS 32 + +typedef struct { + const opus_int8 *bias; + const opus_int8 *input_weights; + int nb_inputs; + int nb_neurons; + int sigmoid; +} DenseLayer; + +typedef struct { + const opus_int8 *bias; + const opus_int8 *input_weights; + const opus_int8 *recurrent_weights; + int nb_inputs; + int nb_neurons; +} GRULayer; + +extern const DenseLayer layer0; +extern const GRULayer layer1; +extern const DenseLayer layer2; + +void compute_dense(const DenseLayer *layer, float *output, const float *input); + +void compute_gru(const GRULayer *gru, float *state, const float *input); + +#endif /* _MLP_H_ */ -- cgit v1.2.3