| /* |
| * Copyright (C) 2008-2009 SVOX AG, Baslerstr. 30, 8048 Zuerich, Switzerland |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| #include "svox_ssml_parser.h" |
| #include <utils/Log.h> |
| #include <cutils/jstring.h> |
| #include <string.h> |
| #include <utils/String16.h> |
| |
| #define SSML_PITCH_XLOW "50" |
| #define SSML_PITCH_LOW "75" |
| #define SSML_PITCH_MEDIUM "100" |
| #define SSML_PITCH_HIGH "150" |
| #define SSML_PITCH_XHIGH "200" |
| #define SSML_RATE_XSLOW "30" |
| #define SSML_RATE_SLOW "60" |
| #define SSML_RATE_MEDIUM "100" |
| #define SSML_RATE_FAST "250" |
| #define SSML_RATE_XFAST "500" |
| #define SSML_VOLUME_SILENT "0" |
| #define SSML_VOLUME_XLOW "25" |
| #define SSML_VOLUME_LOW "70" |
| #define SSML_VOLUME_MEDIUM "250" |
| #define SSML_VOLUME_LOUD "350" |
| #define SSML_VOLUME_XLOUD "500" |
| #define SSML_BREAK_NONE "0ms" |
| #define SSML_BREAK_XWEAK "100ms" |
| #define SSML_BREAK_WEAK "300ms" |
| #define SSML_BREAK_MEDIUM "600ms" |
| #define SSML_BREAK_STRONG "1s" |
| #define SSML_BREAK_XSTRONG "3s" |
| |
| extern int cnvIpaToXsampa(const char16_t* ipaString, size_t ipaStringSize, char** outXsampaString); |
| extern char * createPhonemeString( const char * xsampa, int length ); |
| |
| SvoxSsmlParser::SvoxSsmlParser() : m_isInBreak(0), m_appendix(NULL), m_docLanguage(NULL) |
| { |
| mParser = XML_ParserCreate("UTF-8"); |
| if (mParser) |
| { |
| XML_SetElementHandler(mParser, starttagHandler, endtagHandler); |
| XML_SetCharacterDataHandler(mParser, textHandler); |
| XML_SetUserData(mParser, (void*)this); |
| m_datasize = 512; |
| m_data = new char[m_datasize]; |
| m_data[0] = '\0'; |
| } |
| } |
| |
| SvoxSsmlParser::~SvoxSsmlParser() |
| { |
| if (mParser) |
| XML_ParserFree(mParser); |
| if (m_data) |
| delete [] m_data; |
| if (m_appendix) |
| delete [] m_appendix; |
| if (m_docLanguage) |
| delete [] m_docLanguage; |
| } |
| |
| int SvoxSsmlParser::initSuccessful() |
| { |
| return (mParser && m_data); |
| } |
| |
| int SvoxSsmlParser::parseDocument(const char* ssmldoc, int isFinal) |
| { |
| int doclen = (int)strlen(ssmldoc) + 1; |
| int status = XML_Parse(mParser, ssmldoc, doclen, isFinal); |
| if (status == XML_STATUS_ERROR) |
| { |
| /* Note: for some reason Expat almost always complains about invalid tokens, even when document is well formed */ |
| LOGI("Parser error at line %d: %s\n", (int)XML_GetCurrentLineNumber(mParser), XML_ErrorString(XML_GetErrorCode(mParser))); |
| } |
| return status; |
| } |
| |
| char* SvoxSsmlParser::getParsedDocument() |
| { |
| return m_data; |
| } |
| |
| char* SvoxSsmlParser::getParsedDocumentLanguage() |
| { |
| return m_docLanguage; |
| } |
| |
| void SvoxSsmlParser::starttagHandler(void* data, const XML_Char* element, const XML_Char** attributes) |
| { |
| ((SvoxSsmlParser*)data)->startElement(element, attributes); |
| } |
| |
| void SvoxSsmlParser::startElement(const XML_Char* element, const XML_Char** attributes) |
| { |
| if (strcmp(element, "speak") == 0) |
| { |
| if (strlen(m_data) > 0) |
| { |
| /* we have old data, get rid of it and reallocate memory */ |
| delete m_data; |
| m_data = NULL; |
| m_datasize = 512; |
| m_data = new char[m_datasize]; |
| if (!m_data) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| |
| /* the only attribute supported in the speak tag is xml:lang, all others are ignored */ |
| for (int i = 0; attributes[i]; i += 2) |
| { |
| if (strcmp(attributes[i], "xml:lang") == 0) |
| { |
| if (!m_docLanguage) |
| { |
| m_docLanguage = new char[strlen(attributes[i+1])+1]; |
| } |
| strcpy(m_docLanguage, attributes[i+1]); |
| break; |
| } |
| } |
| } |
| else if (strcmp(element, "p") == 0) /* currently no attributes are supported for <p> */ |
| { |
| if (strlen(m_data) + 4 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, "<p>"); |
| } |
| else if (strcmp(element, "s") == 0) /* currently no attributes are supported for <s> */ |
| { |
| if (strlen(m_data) + 4 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, "<s>"); |
| } |
| else if (strcmp(element, "phoneme") == 0) /* only ipa and xsampa alphabets are supported */ |
| { |
| int alpha = 1; /* set to 1 if alphabet is ipa */ |
| int tagComplete = 0; /* set to 1 if phoneme tag has already been added */ |
| char16_t* ph = NULL; |
| char* xsampastr = NULL; |
| size_t phsize = 0; |
| size_t xsampasize = 0; |
| |
| for (int i = 0; attributes[i]; i += 2) |
| { |
| if (strcmp(attributes[i], "alphabet") == 0) |
| { |
| if (strcmp(attributes[i+1], "xsampa") == 0) |
| { |
| alpha = 0; |
| } |
| } |
| if (strcmp(attributes[i], "ph") == 0) |
| { |
| ph = new char16_t[strlen8to16(attributes[i+1]) + 1]; |
| ph = strdup8to16(attributes[i+1], &phsize); |
| } |
| } |
| if (!ph) |
| { |
| /* error, no phonetic string */ |
| LOGE("Error: bad SSML syntax, ph attribute not supplied."); |
| return; |
| } |
| |
| if (alpha) |
| { |
| /* need to convert phoneme string to xsampa */ |
| xsampasize = cnvIpaToXsampa(ph, phsize, &xsampastr); |
| delete [] ph; |
| if (!xsampastr) |
| { |
| LOGE("Error: failed to allocate memory for IPA string conversion"); |
| return; |
| } |
| } |
| else |
| { |
| xsampastr = strndup16to8(ph, phsize); |
| xsampasize = strlen(xsampastr); |
| delete [] ph; |
| } |
| |
| /* split XSAMPA string into multiple phonemes if needed */ |
| if (strstr(xsampastr, " ") || strstr(xsampastr, "#")) /* check again to see if we have multiple words */ |
| { |
| char* phonstr = createPhonemeString(xsampastr, strlen(xsampastr) + 1); |
| free(xsampastr); |
| xsampastr = NULL; |
| xsampastr = (char*)malloc(strlen(phonstr) + 1); |
| strcpy(xsampastr, phonstr); |
| free(phonstr); |
| phonstr = NULL; |
| tagComplete = 1; |
| } |
| |
| if (tagComplete) |
| { |
| if (strlen(m_data) + strlen(xsampastr) + 1 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!"); |
| free(xsampastr); |
| return; |
| } |
| } |
| } |
| else |
| { |
| if (strlen(m_data) + strlen(xsampastr) + 17 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!"); |
| free(xsampastr); |
| return; |
| } |
| } |
| strcat(m_data, "<phoneme ph='"); |
| } |
| |
| strcat(m_data, xsampastr); |
| free(xsampastr); |
| |
| if (!tagComplete) |
| { |
| if (strlen(m_data) + 4 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, "'/>"); |
| } |
| |
| m_isInBreak = 1; /* set flag to indicate any text between open and close tag is to be discarded */ |
| } |
| else if (strcmp(element, "break") == 0) |
| { |
| if (strlen(m_data) + 17 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, "<break time='"); |
| char* time = NULL; |
| |
| for (int i = 0; attributes[i]; i += 2) |
| { |
| if (strcmp(attributes[i], "time") == 0) |
| { |
| time = new char[strlen(attributes[i+1]) + 1]; |
| if (!time) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| strcpy(time, attributes[i+1]); |
| } |
| else if (strcmp(attributes[i], "strength") == 0 && !time) |
| { |
| time = convertBreakStrengthToTime(attributes[i+1]); |
| } |
| } |
| if (!time) |
| { |
| time = new char[6]; |
| if (!time) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| strcpy(time, SSML_BREAK_WEAK); /* if no time or strength attributes are specified, default to weak break */ |
| } |
| if (strlen(m_data) + strlen(time) + 4 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, time); |
| strcat(m_data, "'/>"); |
| m_isInBreak = 1; /* set flag to indicate any text between open and close tag is to be discarded */ |
| } |
| else if (strcmp(element, "prosody") == 0) /* only pitch, rate and volume attributes are supported */ |
| { |
| for (int i = 0; attributes[i]; i += 2) |
| { |
| if (strcmp(attributes[i], "pitch") == 0) |
| { |
| char* svoxpitch = convertToSvoxPitch(attributes[i+1]); |
| if (!svoxpitch) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| if (!svoxpitch) |
| { |
| svoxpitch = new char[4]; |
| if (!svoxpitch) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| strcpy(svoxpitch, "100"); |
| } |
| char* pitch = new char[17 + strlen(svoxpitch)]; |
| if (!pitch) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| sprintf(pitch, "<pitch level='%s'>", svoxpitch); |
| if (strlen(m_data) + strlen(pitch) + 1 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, pitch); |
| if (!m_appendix) |
| { |
| m_appendix = new char[30]; |
| m_appendix[0] = '\0'; |
| } |
| strcat(m_appendix, "</pitch>"); |
| delete [] svoxpitch; |
| delete [] pitch; |
| } |
| else if (strcmp(attributes[i], "rate") == 0) |
| { |
| char* svoxrate = convertToSvoxRate(attributes[i+1]); |
| if (!svoxrate) |
| { |
| svoxrate = new char[4]; |
| if (!svoxrate) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| strcpy(svoxrate, "100"); |
| } |
| char* rate = new char[17 + strlen(svoxrate)]; |
| if (!rate) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| sprintf(rate, "<speed level='%s'>", svoxrate); |
| if (strlen(m_data) + strlen(rate) + 1 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, rate); |
| if (!m_appendix) |
| { |
| m_appendix = new char[30]; |
| if (!m_appendix) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| m_appendix[0] = '\0'; |
| } |
| strcat(m_appendix, "</speed>"); |
| delete [] svoxrate; |
| delete [] rate; |
| } |
| else if (strcmp(attributes[i], "volume") == 0) |
| { |
| char* svoxvol = convertToSvoxVolume(attributes[i+1]); |
| if (!svoxvol) |
| { |
| svoxvol = new char[4]; |
| if (!svoxvol) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| strcpy(svoxvol, "100"); |
| } |
| char* volume = new char[18 + strlen(svoxvol)]; |
| if (!volume) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| sprintf(volume, "<volume level='%s'>", svoxvol); |
| if (strlen(m_data) + strlen(volume) + 1 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, volume); |
| if (!m_appendix) |
| { |
| m_appendix = new char[30]; |
| m_appendix[0] = '\0'; |
| } |
| strcat(m_appendix, "</volume>"); |
| delete [] svoxvol; |
| delete [] volume; |
| } |
| } |
| } |
| else if (strcmp(element, "audio") == 0) /* only 16kHz 16bit wav files are supported as src */ |
| { |
| if (strlen(m_data) + 17 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, "<usesig file='"); |
| |
| for (int i = 0; attributes[i]; i += 2) |
| { |
| if (strcmp(attributes[i], "src") == 0) |
| { |
| if (strlen(m_data) + strlen(attributes[i+1]) + 1 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, attributes[i+1]); |
| } |
| } |
| strcat(m_data, "'>"); |
| } |
| } |
| |
| void SvoxSsmlParser::endtagHandler(void* data, const XML_Char* element) |
| { |
| ((SvoxSsmlParser*)data)->endElement(element); |
| } |
| |
| void SvoxSsmlParser::endElement(const XML_Char* element) |
| { |
| if (strcmp(element, "speak") == 0) |
| { |
| /* do nothing */ |
| } |
| else if (strcmp(element, "p") == 0) |
| { |
| if (strlen(m_data) + 5 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, "</p>"); |
| } |
| else if (strcmp(element, "s") == 0) |
| { |
| if (strlen(m_data) + 5 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, "</s>"); |
| } |
| else if (strcmp(element, "phoneme") == 0) |
| { |
| m_isInBreak = 0; /* indicate we are no longer in phoneme tag */ |
| } |
| else if (strcmp(element, "break") == 0) |
| { |
| m_isInBreak = 0; /* indicate we are no longer in break tag */ |
| } |
| else if (strcmp(element, "prosody") == 0) |
| { |
| if (m_appendix) |
| { |
| if (strlen(m_data) + strlen(m_appendix) + 1 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, m_appendix); |
| delete [] m_appendix; |
| m_appendix = NULL; |
| } |
| } |
| else if (strcmp(element, "audio") == 0) |
| { |
| if (strlen(m_data) + 10 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, "</usesig>"); |
| } |
| } |
| |
| void SvoxSsmlParser::textHandler(void* data, const XML_Char* text, int length) |
| { |
| ((SvoxSsmlParser*)data)->textElement(text, length); |
| } |
| |
| void SvoxSsmlParser::textElement(const XML_Char* text, int length) |
| { |
| if (m_isInBreak) |
| { |
| return; /* handles the case when someone has added text inside the break or phoneme tag - this text is thrown away */ |
| } |
| |
| char* content = new char[length + 1]; |
| if (!content) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| strncpy(content, text, length); |
| content[length] = '\0'; |
| |
| if (strlen(m_data) + strlen(content) + 1 > (size_t)m_datasize) |
| { |
| if (!growDataSize(100)) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return; |
| } |
| } |
| strcat(m_data, content); |
| delete [] content; |
| } |
| |
| /** |
| convertToSvoxPitch |
| Converts SSML pitch labels to SVOX pitch levels |
| */ |
| char* SvoxSsmlParser::convertToSvoxPitch(const char* value) |
| { |
| char* converted = NULL; |
| if (strcmp(value, "x-low") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_PITCH_XLOW); |
| } |
| else if (strcmp(value, "low") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_PITCH_LOW); |
| } |
| else if (strcmp(value, "medium") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_PITCH_MEDIUM); |
| } |
| else if (strcmp(value, "default") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_PITCH_MEDIUM); |
| } |
| else if (strcmp(value, "high") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_PITCH_HIGH); |
| } |
| else if (strcmp(value, "x-high") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_PITCH_XHIGH); |
| } |
| return converted; |
| } |
| |
| /** |
| convertToSvoxRate |
| Converts SSML rate labels to SVOX speed levels |
| */ |
| char* SvoxSsmlParser::convertToSvoxRate(const char* value) |
| { |
| char* converted = NULL; |
| if (strcmp(value, "x-slow") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_RATE_XSLOW); |
| } |
| else if (strcmp(value, "slow") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_RATE_SLOW); |
| } |
| else if (strcmp(value, "medium") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_RATE_MEDIUM); |
| } |
| else if (strcmp(value, "default") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_RATE_MEDIUM); |
| } |
| else if (strcmp(value, "fast") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_RATE_FAST); |
| } |
| else if (strcmp(value, "x-fast") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_RATE_XFAST); |
| } |
| return converted; |
| } |
| |
| /** |
| convertToSvoxVolume |
| Converts SSML volume labels to SVOX volume levels |
| */ |
| char* SvoxSsmlParser::convertToSvoxVolume(const char* value) |
| { |
| char* converted = NULL; |
| if (strcmp(value, "silent") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_VOLUME_SILENT); |
| } |
| else if (strcmp(value, "x-low") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_VOLUME_XLOW); |
| } |
| else if (strcmp(value, "low") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_VOLUME_LOW); |
| } |
| else if (strcmp(value, "medium") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_VOLUME_MEDIUM); |
| } |
| else if (strcmp(value, "default") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_VOLUME_MEDIUM); |
| } |
| else if (strcmp(value, "loud") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_VOLUME_LOUD); |
| } |
| else if (strcmp(value, "x-loud") == 0) |
| { |
| converted = new char[4]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_VOLUME_XLOUD); |
| } |
| return converted; |
| } |
| |
| /** |
| convertBreakStrengthToTime |
| Converts SSML break strength labels to SVOX break time |
| */ |
| char* SvoxSsmlParser::convertBreakStrengthToTime(const char* value) |
| { |
| char* converted = NULL; |
| if (strcmp(value, "none") == 0) |
| { |
| converted = new char[6]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_BREAK_NONE); |
| } |
| else if (strcmp(value, "x-weak") == 0) |
| { |
| converted = new char[6]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_BREAK_XWEAK); |
| } |
| else if (strcmp(value, "weak") == 0) |
| { |
| converted = new char[6]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_BREAK_WEAK); |
| } |
| else if (strcmp(value, "medium") == 0) |
| { |
| converted = new char[6]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_BREAK_MEDIUM); |
| } |
| else if (strcmp(value, "strong") == 0) |
| { |
| converted = new char[6]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_BREAK_STRONG); |
| } |
| else if (strcmp(value, "x-strong") == 0) |
| { |
| converted = new char[6]; |
| if (!converted) |
| { |
| LOGE("Error: failed to allocate memory for string!\n"); |
| return NULL; |
| } |
| strcpy(converted, SSML_BREAK_XSTRONG); |
| } |
| return converted; |
| } |
| |
| /** |
| growDataSize |
| Increases the size of the internal text storage member |
| */ |
| int SvoxSsmlParser::growDataSize(int sizeToGrow) |
| { |
| char* tmp = new char[m_datasize]; |
| if (!tmp) |
| return 0; |
| |
| strcpy(tmp, m_data); |
| delete [] m_data; |
| m_data = NULL; |
| m_data = new char[m_datasize + sizeToGrow]; |
| if (!m_data) |
| { |
| m_data = tmp; |
| return 0; |
| } |
| m_datasize += sizeToGrow; |
| strcpy(m_data, tmp); |
| delete [] tmp; |
| tmp = NULL; |
| return 1; |
| } |
