300 lines
11 KiB
OpenEdge ABL
300 lines
11 KiB
OpenEdge ABL
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/*************************************************************************/
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/* */
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/* Centre for Speech Technology Research */
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/* (University of Edinburgh, UK) and */
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/* Korin Richmond */
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/* Copyright (c) 2003 */
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/* All Rights Reserved. */
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/* */
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/* Permission is hereby granted, free of charge, to use and distribute */
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/* this software and its documentation without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of this work, and to */
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/* permit persons to whom this work is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* 1. The code must retain the above copyright notice, this list of */
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/* conditions and the following disclaimer. */
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/* 2. Any modifications must be clearly marked as such. */
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/* 3. Original authors' names are not deleted. */
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/* 4. The authors' names are not used to endorse or promote products */
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/* derived from this software without specific prior written */
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/* permission. */
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/* */
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/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
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/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
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/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT */
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/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
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/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
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/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
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/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
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/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
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/* THIS SOFTWARE. */
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/* */
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/*************************************************************************/
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/*************************************************************************/
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/* */
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/* Author : Korin Richmond */
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/* Date : 02 June 2003 */
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/* ------------------------------------------------------------------- */
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/* EST_Track script language interface file */
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/* */
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/*************************************************************************/
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%module EST_Track
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%{
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#include "EST_Track.h"
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#include "EST_track_aux.h"
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%}
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%include "typemaps.i"
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%include "EST_rw_status.i"
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%import "EST_FVector.i"
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%include "EST_typemaps.i"
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class EST_Track {
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protected:
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EST_FMatrix p_values;
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EST_FVector p_times;
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EST_CVector p_is_val;
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EST_ValMatrix p_aux;
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EST_StrVector p_aux_names;
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float p_t_offset;
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EST_TrackMap::P p_map;
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EST_StrVector p_channel_names;
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bool p_equal_space;
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bool p_single_break;
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void default_vals();
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void default_channel_names();
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void clear_arrays();
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void pad_breaks();
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int interp_value(float x, float f);
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float interp_amp(float x, int c, float f);
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float estimate_shift(float x);
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void copy(const EST_Track& a);
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public:
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// these are static in the EST_Track class, but there's some
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// problem with segmentation fault...
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const float default_frame_shift;
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const int default_sample_rate;
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EST_Track();
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EST_Track(const EST_Track &a);
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EST_Track(int num_frames, int num_channels);
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~EST_Track();
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void resize(int num_frames, int num_channels, bool preserve = 1);
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void set_num_channels(int n, bool preserve = 1);
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void set_num_frames(int n, bool preserve = 1);
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void set_channel_name(const EST_String &name, int channel);
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// set the name of the auxiliary channel.
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void set_aux_channel_name(const EST_String &name, int channel);
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// copy everything but data
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void copy_setup(const EST_Track& a);
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// name of track
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EST_String name() const;
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void set_name(const EST_String &n);
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// make "fv" a window to frame "n" in the track.
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void frame(EST_FVector &fv, int n, int startf=0, int nf=EST_ALL);
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// make "fv" a window to channel "n" in the track.
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void channel(EST_FVector &cv, int n, int startf=0, int nf=EST_ALL);
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// make "fv" a window to the named channel in the track.
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void channel(EST_FVector &cv, const char * name, int startf=0, int nf=EST_ALL);
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void sub_track(EST_Track &st,
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int start_frame=0,
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int nframes=EST_ALL,
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int start_chan=0,
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int nchans=EST_ALL);
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void copy_sub_track(EST_Track &st,
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int start_frame=0,
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int nframes=EST_ALL,
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int start_chan=0,
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int nchans=EST_ALL) const;
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void copy_sub_track_out( EST_Track &st,
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const EST_FVector& frame_times ) const;
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void copy_sub_track_out( EST_Track &st,
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const EST_IVector& frame_indices ) const;
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// copy channel "n" into pre-allocated buffer "buf"
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// void copy_channel_out(int n, float *buf, int offset=0, int nf=EST_ALL) const;
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// copy channel {\tt n} into EST_FVector
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void copy_channel_out(int n, EST_FVector &f, int offset=0, int nf=EST_ALL) const;
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// copy frame "n" into pre-allocated buffer "buf"
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// void copy_frame_out(int n, float *buf, int offset=0, int nc=EST_ALL) const;
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// copy frame "n" into EST_FVector "f"
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void copy_frame_out(int n, EST_FVector &f, int offset=0, int nc=EST_ALL) const;
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// copy "buf" into pre-allocated channel "n" of track
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// void copy_channel_in(int n, const float *buf, int offset=0, int nf=EST_ALL);
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// copy f into pre-allocated channel n of track */
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void copy_channel_in(int n, const EST_FVector &f, int offset=0, int num=EST_ALL);
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// copy channel "buf" into pre-allocated channel "n" of track
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void copy_channel_in(int c,
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const EST_Track &from, int from_c, int from_offset=0,
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int offset=0, int num=EST_ALL);
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// copy "buf" into frame "n" of track
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// void copy_frame_in(int n, const float *buf, int offset=0, int nc=EST_ALL);
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// copy "f" into frame "n" of track
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void copy_frame_in(int n, const EST_FVector &f, int offset=0, int nf=EST_ALL);
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// copy from "from" frame into frame "n" of track
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void copy_frame_in(int i,
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const EST_Track &from, int from_f, int from_offset=0,
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int offset=0, int num=EST_ALL);
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// Return the position of channel "name" if it exists,otherwise return -1.
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int channel_position(const char *name, int offset=0) const;
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bool has_channel(const char *name) const;
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// return amplitude of frame i, channel c.
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float a(int i, int c=0) const;
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// return amplitude at frame nearest t, channel c.
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float a(float t, int c=0) const;
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// return time position of frame i
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float t(int i=0) const;
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// return time of frame i in milli-seconds.
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float ms_t(int i) const;
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// set frame times to regular intervals of time "t".
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//void fill_time(float t, int start =1);
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// set frame times to regular intervals of time "t",
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// begining at time "startt"
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void fill_time(float t, float startt=0.0);
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// fill times with times of other track
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void fill_time(EST_Track &t);
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// fill all amplitudes with value "v"
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void fill(float v);
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// resample track at this frame shift, specified in seconds.
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void sample(float shift);
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// return an estimation of the frame spacing in seconds.
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float shift() const;
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// return time of first value in track
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float start() const;
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// return time of last value in track
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float end() const;
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// EST_read_status load(const EST_String name, float ishift = 0.0, float startt = 0.0);
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// EST_write_status save(const EST_String name, const EST_String EST_filetype = "");
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EST_read_status load(const char *name, float ishift = 0.0, float startt = 0.0);
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EST_write_status save(const char *name, const char* EST_filetype = "");
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// set frame i to be a break
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void set_break(int i);
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// set frame i to be a value
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void set_value(int i);
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// return true if frame i is a value
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int val(int i) const;
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// return true if frame i is a break
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int track_break(int i) const { return (p_is_val(i)); }
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/** starting at frame i, return the frame index of the first
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value frame before i. If frame i is a value, return i */
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int prev_non_break(int i) const;
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/** starting at frame i, return the frame index of the first
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value frame after i. If frame i is a value, return i */
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int next_non_break(int i) const;
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int empty() const;
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// return the frame index nearest time t
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int index(float t) const;
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// return the frame index before time t
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int index_below(float x) const;
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// return number of frames in track
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int num_frames() const;
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// return number of frames in track
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int length() const;
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// return number of channels in track
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int num_channels() const;
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// return number of auxiliary channels in track
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int num_aux_channels() const;
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// return true if track has fixed frame spacing
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bool equal_space() const;
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// return true if track has only single breaks between value sections
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bool single_break() const;
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void set_equal_space(bool t);
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void set_single_break(bool t);
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// EST_Track& operator = (const EST_Track& a);
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// add track at end
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EST_Track& operator+=(const EST_Track &a);
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// add track in parallel
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EST_Track& operator|=(const EST_Track &a);
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EST_read_status load_channel_names(const EST_String name);
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EST_write_status save_channel_names(const EST_String name);
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const EST_String channel_name(int channel, int strings_override=1) const;
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const EST_String aux_channel_name(int channel) const;
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};
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float mean( const EST_Track &tr, int channel );
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void mean( const EST_Track &tr, EST_FVector &means );
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%apply float &OUTPUT { float &m, float &sd };
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void meansd( EST_Track &tr, float &m, float &sd, int channel );
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%clear float &m, float &sd;
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void meansd( EST_Track &tr, EST_FVector &m, EST_FVector &sd );
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void normalise( EST_Track &tr );
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void normalise( EST_Track &tr, float mean, float sd, int channel,
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float upper, float lower );
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void normalise( EST_Track &tr, EST_FVector &mean, EST_FVector &sd,
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float upper, float lower);
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