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