Add m-esr52 at 52.6.0

1 files changed, 98 insertions, 0 deletions

diff --git a/media/pocketsphinx/src/s2_semi_mgau.h b/media/pocketsphinx/src/s2_semi_mgau.h
new file mode 100644
index 000000000..f127b5da9
--- /dev/null
+++ b/media/pocketsphinx/src/s2_semi_mgau.h
@@ -0,0 +1,98 @@
+/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/* ====================================================================
+ * Copyright (c) 1999-2004 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 
+ * ANY EXPRESSED 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 CARNEGIE MELLON UNIVERSITY
+ * NOR ITS EMPLOYEES 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.
+ *
+ * ====================================================================
+ *
+ */
+/*
+ * Interface for "semi-continuous vector quantization", a.k.a. Sphinx2
+ * fast GMM computation.
+ */
+
+#ifndef __S2_SEMI_MGAU_H__
+#define __S2_SEMI_MGAU_H__
+
+/* SphinxBase headesr. */
+#include <sphinxbase/fe.h>
+#include <sphinxbase/logmath.h>
+#include <sphinxbase/mmio.h>
+
+/* Local headers. */
+#include "acmod.h"
+#include "hmm.h"
+#include "bin_mdef.h"
+#include "ms_gauden.h"
+
+typedef struct vqFeature_s vqFeature_t;
+
+typedef struct s2_semi_mgau_s s2_semi_mgau_t;
+struct s2_semi_mgau_s {
+    ps_mgau_t base;     /**< base structure. */
+    cmd_ln_t *config;   /* configuration parameters */
+
+    gauden_t *g;        /* Set of Gaussians (pointers below point in here and will go away soon) */
+
+    uint8 ***mixw;     /* mixture weight distributions */
+    mmio_file_t *sendump_mmap;/* memory map for mixw (or NULL if not mmap) */
+
+    uint8 *mixw_cb;    /* mixture weight codebook, if any (assume it contains 16 values) */
+    int32 n_sen;	/* Number of senones */
+    uint8 *topn_beam;   /* Beam for determining per-frame top-N densities */
+    int16 max_topn;
+    int16 ds_ratio;
+
+    vqFeature_t ***topn_hist; /**< Top-N scores and codewords for past frames. */
+    uint8 **topn_hist_n;      /**< Variable top-N for past frames. */
+    vqFeature_t **f;          /**< Topn-N for currently scoring frame. */
+    int n_topn_hist;          /**< Number of past frames tracked. */
+
+    /* Log-add table for compressed values. */
+    logmath_t *lmath_8b;
+    /* Log-add object for reloading means/variances. */
+    logmath_t *lmath;
+};
+
+ps_mgau_t *s2_semi_mgau_init(acmod_t *acmod);
+void s2_semi_mgau_free(ps_mgau_t *s);
+int s2_semi_mgau_frame_eval(ps_mgau_t *s,
+                            int16 *senone_scores,
+                            uint8 *senone_active,
+                            int32 n_senone_active,
+                            mfcc_t **featbuf,
+                            int32 frame,
+                            int32 compallsen);
+int s2_semi_mgau_mllr_transform(ps_mgau_t *s,
+                                ps_mllr_t *mllr);
+
+
+#endif /*  __S2_SEMI_MGAU_H__ */