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third_party/opus/dnn/osce.h

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+/* Copyright (c) 2023 Amazon
+   Written by Jan Buethe */
+/*
+   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 COPYRIGHT OWNER
+   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 OSCE_H
+#define OSCE_H
+
+
+#include "opus_types.h"
+/*#include "osce_config.h"*/
+#ifndef DISABLE_LACE
+#include "lace_data.h"
+#endif
+#ifndef DISABLE_NOLACE
+#include "nolace_data.h"
+#endif
+#include "nndsp.h"
+#include "nnet.h"
+#include "osce_structs.h"
+#include "structs.h"
+
+#define OSCE_METHOD_NONE 0
+#ifndef DISABLE_LACE
+#define OSCE_METHOD_LACE 1
+#endif
+#ifndef DISABLE_NOLACE
+#define OSCE_METHOD_NOLACE 2
+#endif
+
+#if !defined(DISABLE_NOLACE)
+#define OSCE_DEFAULT_METHOD OSCE_METHOD_NOLACE
+#define OSCE_MAX_RNN_NEURONS NOLACE_FNET_GRU_STATE_SIZE
+#elif !defined(DISABLE_LACE)
+#define OSCE_DEFAULT_METHOD OSCE_METHOD_LACE
+#define OSCE_MAX_RNN_NEURONS LACE_FNET_GRU_STATE_SIZE
+#else
+#define OSCE_DEFAULT_METHOD OSCE_METHOD_NONE
+#define OSCE_MAX_RNN_NEURONS 0
+#endif
+
+
+
+
+/* API */
+
+
+void osce_enhance_frame(
+    OSCEModel                   *model,                         /* I    OSCE model struct                           */
+    silk_decoder_state          *psDec,                         /* I/O  Decoder state                               */
+    silk_decoder_control        *psDecCtrl,                     /* I    Decoder control                             */
+    opus_int16                  xq[],                           /* I/O  Decoded speech                              */
+    opus_int32                  num_bits,                       /* I    Size of SILK payload in bits                */
+    int                         arch                            /* I    Run-time architecture                       */
+);
+
+
+int osce_load_models(OSCEModel *hModel, const void *data, int len);
+void osce_reset(silk_OSCE_struct *hOSCE, int method);
+
+
+#endif