Files
speech-tools/java/cpp_version/cstr/est/Utterance.cc
2015-09-19 10:52:26 +02:00

234 lines
7.4 KiB
C++

/*************************************************************************/
/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1995,1996 */
/* 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: Richard Caley <rjc@cstr.ed.ac.uk> */
/* ------------------------------------------------------------------- */
/* Interface between java and C++ for EST_Utterance. */
/* */
/*************************************************************************/
#include <stdio.h>
#include "jni_Utterance.h"
#include "ling_class/EST_Utterance.h"
static jobject utterance_class;
static jfieldID handle_field;
static inline short abs(short s) { return s>0?s:-s; }
JNIEXPORT jboolean JNICALL
Java_cstr_est_Utterance_initialise_1cpp (JNIEnv *env, jclass myclass)
{
utterance_class = env->NewGlobalRef(myclass);
handle_field = env->GetFieldID(myclass, "cpp_handle", "J");
if (!handle_field)
{
printf("can't find handle!\n");
return 0;
}
return 1;
}
JNIEXPORT jboolean JNICALL
Java_cstr_est_Utterance_finalise_1cpp (JNIEnv *env, jclass myclass)
{
(void)env;
(void)myclass;
return 1;
}
JNIEXPORT jboolean JNICALL
Java_cstr_est_Utterance_create_1cpp_1utterance(JNIEnv *env, jobject self)
{
EST_Utterance *utterance = new EST_Utterance;
// printf("create utterance %p\n", utterance);
env->SetLongField(self, handle_field, (jlong)utterance);
return 1;
}
JNIEXPORT jboolean JNICALL
Java_cstr_est_Utterance_destroy_1cpp_1utterance (JNIEnv *env, jobject self)
{
EST_Utterance *utterance = (EST_Utterance *) env->GetLongField(self, handle_field);
// printf("destroy utterance %p\n", utterance);
if (utterance)
delete utterance;
return 1;
}
JNIEXPORT jint JNICALL
Java_cstr_est_Utterance_cpp_1num_1relations(JNIEnv *env, jobject self)
{
EST_Utterance *utterance = (EST_Utterance *)env->GetLongField(self, handle_field);
return utterance->num_relations();
}
JNIEXPORT jboolean JNICALL
Java_cstr_est_Utterance_cpp_1has_1relation(JNIEnv *env,
jobject self,
jstring jname)
{
EST_Utterance *utterance = (EST_Utterance *)env->GetLongField(self, handle_field);
const char *name = env->GetStringUTFChars(jname, 0);
bool has = utterance->relation_present(name);
env->ReleaseStringUTFChars(jname, name);
return has;
}
JNIEXPORT jlong JNICALL Java_cstr_est_Utterance_cpp_1relation_1n(JNIEnv *env,
jobject self,
jint n)
{
EST_Utterance *utterance = (EST_Utterance *)env->GetLongField(self, handle_field);
EST_Relation * rel=NULL;
EST_Features::Entries p;
for(p.begin(utterance->relations); p && n>0; ++p,n--)
;
if (n==0)
rel = relation(p->v);
return (jlong)rel;
}
JNIEXPORT jlong JNICALL
Java_cstr_est_Utterance_cpp_1relation(JNIEnv *env,
jobject self,
jstring jname)
{
EST_Utterance *utterance = (EST_Utterance *)env->GetLongField(self, handle_field);
const char *name = env->GetStringUTFChars(jname, 0);
if (!utterance->relation_present(name))
return (jlong)0l;
EST_Relation * rel = utterance->relation(name);
env->ReleaseStringUTFChars(jname, name);
return (jlong)rel;
}
JNIEXPORT jlong JNICALL
Java_cstr_est_Utterance_cpp_1create_1relation(JNIEnv *env,
jobject self,
jstring jname)
{
EST_Utterance *utterance = (EST_Utterance *)env->GetLongField(self, handle_field);
const char *name = env->GetStringUTFChars(jname, 0);
if (utterance->relation_present(name))
return (jlong)0l;
EST_Relation * rel = utterance->create_relation(name);
env->ReleaseStringUTFChars(jname, name);
return (jlong)rel;
}
JNIEXPORT jstring JNICALL
Java_cstr_est_Utterance_cpp_1load (JNIEnv *env, jobject self, jstring jfilename)
{
EST_Utterance *utterance = (EST_Utterance *) env->GetLongField(self, handle_field);
const char *filename = env->GetStringUTFChars(jfilename, 0);
EST_String fn(filename);
EST_read_status stat = read_ok;
CATCH_ERRORS()
{
env->ReleaseStringUTFChars(jfilename, filename);
return env->NewStringUTF(EST_error_message);
}
stat = utterance->load(fn);
END_CATCH_ERRORS();
env->ReleaseStringUTFChars(jfilename, filename);
const char *res = "";
if (stat == read_format_error)
res = "utterance format error";
else if (stat != read_ok)
res = "utterance load error";
return env->NewStringUTF(res);
}
JNIEXPORT jstring JNICALL
Java_cstr_est_Utterance_cpp_1save (JNIEnv *env, jobject self, jstring jfilename, jstring jformat)
{
const EST_Utterance *utterance = (EST_Utterance *) env->GetLongField(self, handle_field);
const char *filename = env->GetStringUTFChars(jfilename, 0);
const char *format = env->GetStringUTFChars(jformat, 0);
const char *res = "";
EST_write_status stat = format[0]=='\0'
? utterance->save(filename)
: utterance->save(filename,format);
env->ReleaseStringUTFChars(jfilename, filename);
env->ReleaseStringUTFChars(jformat, format);
if (stat == write_error)
res = "utterance save error";
return env->NewStringUTF(res);
}