mirror of https://github.com/rhasspy/piper
Initial commit
commit
14696f2960
@ -0,0 +1,8 @@
|
||||
.DS_Store
|
||||
.idea
|
||||
*.log
|
||||
tmp/
|
||||
|
||||
build/
|
||||
data/
|
||||
*.wav
|
@ -0,0 +1 @@
|
||||
- /build/
|
@ -0,0 +1,12 @@
|
||||
.PHONY: release debug clean
|
||||
|
||||
release:
|
||||
mkdir -p build
|
||||
cd build && cmake ../src/cpp -DCMAKE_BUILD_TYPE=Release && make
|
||||
|
||||
debug:
|
||||
mkdir -p build
|
||||
cd build && cmake ../src/cpp -DCMAKE_BUILD_TYPE=Debug && make
|
||||
|
||||
clean:
|
||||
rm -rf build/ dist/
|
@ -0,0 +1,44 @@
|
||||
cmake_minimum_required(VERSION 3.13)
|
||||
|
||||
include(CheckIncludeFileCXX)
|
||||
|
||||
project(larynx C CXX)
|
||||
|
||||
set(CMAKE_CXX_STANDARD 20)
|
||||
set(CMAKE_CXX_STANDARD_REQUIRED ON)
|
||||
|
||||
ADD_EXECUTABLE(larynx main.cpp)
|
||||
|
||||
string(APPEND CMAKE_CXX_FLAGS " -Wall -Wextra")
|
||||
string(APPEND CMAKE_C_FLAGS " -Wall -Wextra")
|
||||
|
||||
find_package(PkgConfig)
|
||||
pkg_check_modules(ESPEAK_NG REQUIRED espeak-ng<2)
|
||||
|
||||
# https://github.com/espeak-ng/pcaudiolib
|
||||
check_include_file_cxx("pcaudiolib/audio.h" PCAUDIO_INCLUDE_FOUND)
|
||||
if(PCAUDIO_INCLUDE_FOUND)
|
||||
target_compile_definitions(larynx PUBLIC HAVE_PCAUDIO)
|
||||
set(PCAUDIO_LIBRARIES "pcaudio")
|
||||
endif()
|
||||
|
||||
find_package(Boost 1.3.0 REQUIRED COMPONENTS program_options)
|
||||
|
||||
set(ONNXRUNTIME_ROOTDIR "/usr/local/include/onnxruntime")
|
||||
|
||||
target_link_libraries(larynx
|
||||
onnxruntime
|
||||
${ESPEAK_NG_LIBRARIES}
|
||||
${PCAUDIO_LIBRARIES}
|
||||
Boost::program_options)
|
||||
|
||||
target_link_directories(larynx PUBLIC
|
||||
${ONNXRUNTIME_ROOTDIR}/lib)
|
||||
|
||||
target_include_directories(larynx PUBLIC
|
||||
${ONNXRUNTIME_ROOTDIR}/include
|
||||
${ESPEAK_NG_INCLUDE_DIRS}
|
||||
${Boost_INCLUDE_DIRS})
|
||||
|
||||
target_compile_options(larynx PUBLIC
|
||||
${ESPEAK_NG_CFLAGS_OTHER})
|
@ -0,0 +1,90 @@
|
||||
#ifndef API_H_
|
||||
#define API_H_
|
||||
|
||||
#include <iostream>
|
||||
#include <string>
|
||||
#include <vector>
|
||||
|
||||
#include "json.hpp"
|
||||
#include <espeak-ng/speak_lib.h>
|
||||
|
||||
#include "config.hpp"
|
||||
#include "model.hpp"
|
||||
#include "phonemize.hpp"
|
||||
#include "synthesize.hpp"
|
||||
#include "wavfile.hpp"
|
||||
|
||||
using json = nlohmann::json;
|
||||
|
||||
namespace larynx {
|
||||
|
||||
struct Voice {
|
||||
json configRoot;
|
||||
PhonemizeConfig phonemizeConfig;
|
||||
SynthesisConfig synthesisConfig;
|
||||
ModelSession session;
|
||||
};
|
||||
|
||||
void initialize() {
|
||||
// Set up espeak-ng for calling espeak_TextToPhonemes
|
||||
int result = espeak_Initialize(AUDIO_OUTPUT_SYNCHRONOUS,
|
||||
/*buflength*/ 0,
|
||||
/*path*/ NULL,
|
||||
/*options*/ 0);
|
||||
if (result < 0) {
|
||||
throw runtime_error("Failed to initialize eSpeak-ng");
|
||||
}
|
||||
}
|
||||
|
||||
void terminate() {
|
||||
// Clean up espeak-ng
|
||||
espeak_Terminate();
|
||||
}
|
||||
|
||||
// Load Onnx model and JSON config file
|
||||
void loadVoice(string modelPath, string modelConfigPath, Voice &voice) {
|
||||
ifstream modelConfigFile(modelConfigPath.c_str());
|
||||
voice.configRoot = json::parse(modelConfigFile);
|
||||
|
||||
parsePhonemizeConfig(voice.configRoot, voice.phonemizeConfig);
|
||||
parseSynthesisConfig(voice.configRoot, voice.synthesisConfig);
|
||||
|
||||
loadModel(modelPath, voice.session);
|
||||
|
||||
} /* loadVoice */
|
||||
|
||||
// Phonemize text and synthesize audio
|
||||
void textToAudio(Voice &voice, string text, vector<int16_t> &audioBuffer,
|
||||
SynthesisResult &result) {
|
||||
voice.phonemizeConfig.text = text;
|
||||
voice.phonemizeConfig.phonemes.reset();
|
||||
phonemize(voice.phonemizeConfig);
|
||||
|
||||
voice.synthesisConfig.phonemeIds.clear();
|
||||
phonemes2ids(voice.phonemizeConfig, voice.synthesisConfig);
|
||||
|
||||
synthesize(voice.synthesisConfig, voice.session, audioBuffer, result);
|
||||
|
||||
} /* textToAudio */
|
||||
|
||||
// Phonemize text and synthesize audio to WAV file
|
||||
void textToWavFile(Voice &voice, string text, ostream &audioFile,
|
||||
SynthesisResult &result) {
|
||||
|
||||
vector<int16_t> audioBuffer;
|
||||
textToAudio(voice, text, audioBuffer, result);
|
||||
|
||||
// Write WAV
|
||||
auto synthesisConfig = voice.synthesisConfig;
|
||||
writeWavHeader(synthesisConfig.sampleRate, synthesisConfig.sampleWidth,
|
||||
synthesisConfig.channels, (int32_t)audioBuffer.size(),
|
||||
audioFile);
|
||||
|
||||
audioFile.write((const char *)audioBuffer.data(),
|
||||
sizeof(int16_t) * audioBuffer.size());
|
||||
|
||||
} /* textToAudio */
|
||||
|
||||
} // namespace larynx
|
||||
|
||||
#endif // API_H_
|
@ -0,0 +1,139 @@
|
||||
#ifndef CONFIG_H_
|
||||
#define CONFIG_H_
|
||||
|
||||
#include <filesystem>
|
||||
#include <map>
|
||||
#include <optional>
|
||||
#include <set>
|
||||
#include <stdexcept>
|
||||
#include <string>
|
||||
#include <vector>
|
||||
|
||||
#include "json.hpp"
|
||||
#include "utf8.h"
|
||||
|
||||
using namespace std;
|
||||
using json = nlohmann::json;
|
||||
|
||||
namespace larynx {
|
||||
|
||||
typedef char32_t Phoneme;
|
||||
typedef int64_t PhonemeId;
|
||||
|
||||
const string DefaultVoice = "en-gb-x-rp";
|
||||
|
||||
enum eSpeakMode { Text, TextWithPhonemes, SSML };
|
||||
|
||||
struct eSpeakConfig {
|
||||
string voice = DefaultVoice;
|
||||
eSpeakMode mode = Text;
|
||||
set<Phoneme> clauseBreakers{U'.', U'?', U'!', U',', U';', U':'};
|
||||
};
|
||||
|
||||
struct PhonemizeConfig {
|
||||
string text;
|
||||
optional<vector<Phoneme>> phonemes;
|
||||
optional<map<Phoneme, vector<Phoneme>>> phonemeMap;
|
||||
map<Phoneme, vector<PhonemeId>> phonemeIdMap;
|
||||
|
||||
PhonemeId idPad = 0; // padding (optionally interspersed)
|
||||
PhonemeId idBos = 1; // beginning of sentence
|
||||
PhonemeId idEos = 2; // end of sentence
|
||||
bool interspersePad = true;
|
||||
|
||||
optional<eSpeakConfig> eSpeak;
|
||||
};
|
||||
|
||||
struct SynthesisConfig {
|
||||
vector<PhonemeId> phonemeIds;
|
||||
float noiseScale = 0.667f;
|
||||
float lengthScale = 1.0f;
|
||||
float noiseW = 0.8f;
|
||||
int sampleRate = 22050;
|
||||
int sampleWidth = 2; // 16-bit
|
||||
int channels = 1; // mono
|
||||
filesystem::path outputPath;
|
||||
};
|
||||
|
||||
bool isSingleCodepoint(string s) {
|
||||
return utf8::distance(s.begin(), s.end()) == 1;
|
||||
}
|
||||
|
||||
Phoneme getCodepoint(string s) {
|
||||
utf8::iterator character_iter(s.begin(), s.begin(), s.end());
|
||||
return *character_iter;
|
||||
}
|
||||
|
||||
void parsePhonemizeConfig(json &configRoot, PhonemizeConfig &phonemizeConfig) {
|
||||
|
||||
if (configRoot.contains("espeak")) {
|
||||
if (!phonemizeConfig.eSpeak) {
|
||||
phonemizeConfig.eSpeak.emplace();
|
||||
}
|
||||
|
||||
auto espeakValue = configRoot["espeak"];
|
||||
if (espeakValue.contains("voice")) {
|
||||
phonemizeConfig.eSpeak->voice = espeakValue["voice"].get<string>();
|
||||
}
|
||||
}
|
||||
|
||||
// phoneme to [phoneme] map
|
||||
if (configRoot.contains("phoneme_map")) {
|
||||
if (!phonemizeConfig.phonemeMap) {
|
||||
phonemizeConfig.phonemeMap.emplace();
|
||||
}
|
||||
|
||||
auto phonemeMapValue = configRoot["phoneme_map"];
|
||||
for (auto& fromPhonemeItem : phonemeMapValue.items()) {
|
||||
string fromPhoneme = fromPhonemeItem.key();
|
||||
if (!isSingleCodepoint(fromPhoneme)) {
|
||||
throw runtime_error("Phonemes must be one codepoint (phoneme map)");
|
||||
}
|
||||
|
||||
auto fromCodepoint = getCodepoint(fromPhoneme);
|
||||
for (auto& toPhonemeValue : fromPhonemeItem.value()) {
|
||||
string toPhoneme = toPhonemeValue.get<string>();
|
||||
if (!isSingleCodepoint(toPhoneme)) {
|
||||
throw runtime_error("Phonemes must be one codepoint (phoneme map)");
|
||||
}
|
||||
|
||||
auto toCodepoint = getCodepoint(toPhoneme);
|
||||
(*phonemizeConfig.phonemeMap)[fromCodepoint].push_back(toCodepoint);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// phoneme to [id] map
|
||||
if (configRoot.contains("phoneme_id_map")) {
|
||||
auto phonemeIdMapValue = configRoot["phoneme_id_map"];
|
||||
for (auto& fromPhonemeItem : phonemeIdMapValue.items()) {
|
||||
string fromPhoneme = fromPhonemeItem.key();
|
||||
if (!isSingleCodepoint(fromPhoneme)) {
|
||||
throw runtime_error("Phonemes must be one codepoint (phoneme id map)");
|
||||
}
|
||||
|
||||
auto fromCodepoint = getCodepoint(fromPhoneme);
|
||||
for (auto& toIdValue : fromPhonemeItem.value()) {
|
||||
PhonemeId toId = toIdValue.get<PhonemeId>();
|
||||
phonemizeConfig.phonemeIdMap[fromCodepoint].push_back(toId);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
} /* parsePhonemizeConfig */
|
||||
|
||||
void parseSynthesisConfig(json &configRoot, SynthesisConfig &synthesisConfig) {
|
||||
|
||||
if (configRoot.contains("audio")) {
|
||||
auto audioValue = configRoot["audio"];
|
||||
if (audioValue.contains("sample_rate")) {
|
||||
// Default sample rate is 22050 Hz
|
||||
synthesisConfig.sampleRate = audioValue.value("sample_rate", 22050);
|
||||
}
|
||||
}
|
||||
|
||||
} /* parseSynthesisConfig */
|
||||
|
||||
} // namespace larynx
|
||||
|
||||
#endif // CONFIG_H_
|
File diff suppressed because it is too large
Load Diff
@ -0,0 +1,172 @@
|
||||
#include <chrono>
|
||||
#include <filesystem>
|
||||
#include <fstream>
|
||||
#include <iostream>
|
||||
#include <sstream>
|
||||
#include <stdexcept>
|
||||
#include <string>
|
||||
#include <vector>
|
||||
|
||||
#include <boost/program_options.hpp>
|
||||
|
||||
#ifdef HAVE_PCAUDIO
|
||||
// https://github.com/espeak-ng/pcaudiolib
|
||||
#include <pcaudiolib/audio.h>
|
||||
#endif
|
||||
|
||||
#include "api.hpp"
|
||||
|
||||
using namespace std;
|
||||
namespace po = boost::program_options;
|
||||
|
||||
struct RunConfig {
|
||||
filesystem::path modelPath;
|
||||
filesystem::path modelConfigPath;
|
||||
optional<filesystem::path> outputDirectory;
|
||||
};
|
||||
|
||||
void parseArgs(int argc, char *argv[], RunConfig &runConfig);
|
||||
|
||||
int main(int argc, char *argv[]) {
|
||||
RunConfig runConfig;
|
||||
parseArgs(argc, argv, runConfig);
|
||||
|
||||
larynx::initialize();
|
||||
|
||||
larynx::Voice voice;
|
||||
auto startTime = chrono::steady_clock::now();
|
||||
loadVoice(runConfig.modelPath.string(), runConfig.modelConfigPath.string(),
|
||||
voice);
|
||||
auto endTime = chrono::steady_clock::now();
|
||||
auto loadSeconds = chrono::duration<double>(endTime - startTime).count();
|
||||
cerr << "Load time: " << loadSeconds << " sec" << endl;
|
||||
|
||||
#ifdef HAVE_PCAUDIO
|
||||
audio_object *my_audio = nullptr;
|
||||
|
||||
if (!runConfig.outputDirectory) {
|
||||
// Output audio to the default audio device
|
||||
my_audio = create_audio_device_object(NULL, "larynx", "Text-to-Speech");
|
||||
|
||||
// TODO: Support 32-bit sample widths
|
||||
auto audioFormat = AUDIO_OBJECT_FORMAT_S16LE;
|
||||
int error = audio_object_open(my_audio, audioFormat,
|
||||
voice.synthesisConfig.sampleRate,
|
||||
voice.synthesisConfig.channels);
|
||||
if (error != 0) {
|
||||
throw runtime_error(audio_object_strerror(my_audio, error));
|
||||
}
|
||||
}
|
||||
#else
|
||||
// Cannot play audio directly
|
||||
if (!runConfig.outputDirectory) {
|
||||
// Default to current directory
|
||||
runConfig.outputDirectory = filesystem::current_path();
|
||||
}
|
||||
#endif
|
||||
|
||||
if (runConfig.outputDirectory) {
|
||||
runConfig.outputDirectory =
|
||||
filesystem::absolute(runConfig.outputDirectory.value());
|
||||
cerr << "Output directory: " << runConfig.outputDirectory.value() << endl;
|
||||
}
|
||||
|
||||
string line;
|
||||
larynx::SynthesisResult result;
|
||||
while (getline(cin, line)) {
|
||||
|
||||
// Path to output WAV file
|
||||
const auto now = chrono::system_clock::now();
|
||||
const auto timestamp =
|
||||
chrono::duration_cast<chrono::seconds>(now.time_since_epoch()).count();
|
||||
|
||||
if (runConfig.outputDirectory) {
|
||||
stringstream outputName;
|
||||
outputName << timestamp << ".wav";
|
||||
filesystem::path outputPath = runConfig.outputDirectory.value();
|
||||
outputPath.append(outputName.str());
|
||||
|
||||
// Output audio to WAV file
|
||||
ofstream audioFile(outputPath.string(), ios::binary);
|
||||
larynx::textToWavFile(voice, line, audioFile, result);
|
||||
cout << outputPath.string() << endl;
|
||||
} else {
|
||||
#ifdef HAVE_PCAUDIO
|
||||
vector<int16_t> audioBuffer;
|
||||
larynx::textToAudio(voice, line, audioBuffer, result);
|
||||
|
||||
int error = audio_object_write(my_audio, (const char *)audioBuffer.data(),
|
||||
sizeof(int16_t) * audioBuffer.size());
|
||||
if (error != 0) {
|
||||
throw runtime_error(audio_object_strerror(my_audio, error));
|
||||
}
|
||||
audio_object_flush(my_audio);
|
||||
#else
|
||||
throw runtime_error("Should not happen");
|
||||
#endif
|
||||
}
|
||||
|
||||
cerr << "Real-time factor: " << result.realTimeFactor
|
||||
<< " (infer=" << result.inferSeconds
|
||||
<< " sec, audio=" << result.audioSeconds << " sec)" << endl;
|
||||
}
|
||||
|
||||
larynx::terminate();
|
||||
|
||||
audio_object_close(my_audio);
|
||||
audio_object_destroy(my_audio);
|
||||
my_audio = nullptr;
|
||||
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
|
||||
// Parse command-line arguments
|
||||
void parseArgs(int argc, char *argv[], RunConfig &runConfig) {
|
||||
string modelPathStr;
|
||||
string modelConfigPathStr;
|
||||
string outputDirectoryStr;
|
||||
|
||||
// TODO: Add --stdout
|
||||
po::options_description options("Larynx options");
|
||||
options.add_options()("help", "Print help message and exit")(
|
||||
"model", po::value<string>(&modelPathStr)->required(),
|
||||
"Path to onnx model file")(
|
||||
"config", po::value<string>(&modelConfigPathStr),
|
||||
"Path to JSON model config file (default: model path + .json)")(
|
||||
"output_dir", po::value<string>(&outputDirectoryStr),
|
||||
"Path to output directory (default: cwd)");
|
||||
|
||||
po::variables_map args;
|
||||
po::store(po::parse_command_line(argc, argv, options), args);
|
||||
|
||||
if (args.count("help")) {
|
||||
cout << options << "\n";
|
||||
exit(EXIT_SUCCESS);
|
||||
}
|
||||
|
||||
po::notify(args);
|
||||
|
||||
runConfig.modelPath = filesystem::path(modelPathStr);
|
||||
|
||||
// Verify model file exists
|
||||
ifstream modelFile(runConfig.modelPath.c_str(), ios::binary);
|
||||
if (!modelFile.good()) {
|
||||
throw runtime_error("Model file doesn't exist");
|
||||
}
|
||||
|
||||
if (modelConfigPathStr.empty()) {
|
||||
modelConfigPathStr = modelPathStr + ".json";
|
||||
}
|
||||
|
||||
runConfig.modelConfigPath = filesystem::path(modelConfigPathStr);
|
||||
|
||||
// Verify model config exists
|
||||
ifstream modelConfigFile(runConfig.modelConfigPath.c_str());
|
||||
if (!modelConfigFile.good()) {
|
||||
throw runtime_error("Model config doesn't exist");
|
||||
}
|
||||
|
||||
if (!outputDirectoryStr.empty()) {
|
||||
runConfig.outputDirectory = filesystem::path(outputDirectoryStr);
|
||||
}
|
||||
}
|
@ -0,0 +1,67 @@
|
||||
#ifndef MODEL_H_
|
||||
#define MODEL_H_
|
||||
|
||||
#include <string>
|
||||
|
||||
#include <onnxruntime_cxx_api.h>
|
||||
|
||||
using namespace std;
|
||||
|
||||
namespace larynx {
|
||||
const string instanceName{"larynx"};
|
||||
|
||||
struct ModelSession {
|
||||
Ort::Session onnx;
|
||||
vector<char *> inputNames;
|
||||
vector<char *> outputNames;
|
||||
Ort::AllocatorWithDefaultOptions allocator;
|
||||
Ort::SessionOptions options;
|
||||
|
||||
ModelSession() : onnx(nullptr){};
|
||||
};
|
||||
|
||||
void loadModel(string modelPath, ModelSession &session) {
|
||||
|
||||
Ort::Env env(OrtLoggingLevel::ORT_LOGGING_LEVEL_WARNING,
|
||||
instanceName.c_str());
|
||||
env.DisableTelemetryEvents();
|
||||
|
||||
// Slows down performance by ~2x
|
||||
// session.options.SetIntraOpNumThreads(1);
|
||||
|
||||
// Roughly doubles load time for no visible inference benefit
|
||||
// session.options.SetGraphOptimizationLevel(
|
||||
// GraphOptimizationLevel::ORT_ENABLE_EXTENDED);
|
||||
|
||||
session.options.SetGraphOptimizationLevel(
|
||||
GraphOptimizationLevel::ORT_DISABLE_ALL);
|
||||
|
||||
// Slows down performance very slightly
|
||||
// session.options.SetExecutionMode(ExecutionMode::ORT_PARALLEL);
|
||||
|
||||
session.options.DisableCpuMemArena();
|
||||
session.options.DisableMemPattern();
|
||||
session.options.DisableProfiling();
|
||||
|
||||
auto startTime = chrono::steady_clock::now();
|
||||
session.onnx = Ort::Session(env, modelPath.c_str(), session.options);
|
||||
auto endTime = chrono::steady_clock::now();
|
||||
auto loadDuration = chrono::duration<double>(endTime - startTime);
|
||||
|
||||
size_t numInputNodes = session.onnx.GetInputCount();
|
||||
size_t numOutputNodes = session.onnx.GetOutputCount();
|
||||
|
||||
for (size_t i = 0; i < numInputNodes; i++) {
|
||||
session.inputNames.push_back(
|
||||
session.onnx.GetInputName(i, session.allocator));
|
||||
}
|
||||
|
||||
for (size_t i = 0; i < numOutputNodes; i++) {
|
||||
session.outputNames.push_back(
|
||||
session.onnx.GetOutputName(i, session.allocator));
|
||||
}
|
||||
}
|
||||
|
||||
} // namespace larynx
|
||||
|
||||
#endif // MODEL_H_
|
@ -0,0 +1,108 @@
|
||||
#ifndef PHONEMIZE_H_
|
||||
#define PHONEMIZE_H_
|
||||
|
||||
#include <filesystem>
|
||||
#include <iostream>
|
||||
#include <map>
|
||||
#include <set>
|
||||
#include <stdexcept>
|
||||
#include <string>
|
||||
#include <vector>
|
||||
|
||||
#include <espeak-ng/speak_lib.h>
|
||||
#include <utf8.h>
|
||||
|
||||
#include "config.hpp"
|
||||
|
||||
using namespace std;
|
||||
|
||||
namespace larynx {
|
||||
|
||||
// Text to phonemes using eSpeak-ng
|
||||
void phonemize(PhonemizeConfig &phonemizeConfig) {
|
||||
if (!phonemizeConfig.eSpeak) {
|
||||
throw runtime_error("Missing eSpeak config");
|
||||
}
|
||||
|
||||
if (!phonemizeConfig.phonemes) {
|
||||
phonemizeConfig.phonemes.emplace();
|
||||
}
|
||||
|
||||
auto voice = phonemizeConfig.eSpeak->voice;
|
||||
int result = espeak_SetVoiceByName(voice.c_str());
|
||||
if (result != 0) {
|
||||
throw runtime_error("Failed to set eSpeak-ng voice");
|
||||
}
|
||||
|
||||
string text(phonemizeConfig.text);
|
||||
vector<char32_t> textClauseBreakers;
|
||||
|
||||
utf8::iterator textIter(text.begin(), text.begin(), text.end());
|
||||
utf8::iterator textIterEnd(text.end(), text.begin(), text.end());
|
||||
|
||||
while (textIter != textIterEnd) {
|
||||
auto codepoint = *textIter;
|
||||
if (phonemizeConfig.eSpeak->clauseBreakers.contains(codepoint)) {
|
||||
textClauseBreakers.push_back(codepoint);
|
||||
}
|
||||
|
||||
textIter++;
|
||||
}
|
||||
|
||||
const char *inputTextPointer = text.c_str();
|
||||
size_t clauseBreakerIndex = 0;
|
||||
|
||||
while (inputTextPointer != NULL) {
|
||||
string clausePhonemes(
|
||||
espeak_TextToPhonemes((const void **)&inputTextPointer,
|
||||
/*textmode*/ espeakCHARS_AUTO,
|
||||
/*phonememode = IPA*/ 0x02));
|
||||
|
||||
utf8::iterator phonemeIter(clausePhonemes.begin(), clausePhonemes.begin(),
|
||||
clausePhonemes.end());
|
||||
utf8::iterator phonemeEnd(clausePhonemes.end(), clausePhonemes.begin(),
|
||||
clausePhonemes.end());
|
||||
|
||||
phonemizeConfig.phonemes->insert(phonemizeConfig.phonemes->end(),
|
||||
phonemeIter, phonemeEnd);
|
||||
if (clauseBreakerIndex < textClauseBreakers.size()) {
|
||||
phonemizeConfig.phonemes->push_back(
|
||||
textClauseBreakers[clauseBreakerIndex]);
|
||||
clauseBreakerIndex++;
|
||||
}
|
||||
}
|
||||
|
||||
} /* phonemize */
|
||||
|
||||
// Phonemes to ids using JSON map
|
||||
void phonemes2ids(PhonemizeConfig &phonemizeConfig,
|
||||
SynthesisConfig &synthesisConfig) {
|
||||
if (!phonemizeConfig.phonemes) {
|
||||
throw runtime_error("No phonemes present");
|
||||
}
|
||||
|
||||
synthesisConfig.phonemeIds.push_back(phonemizeConfig.idBos);
|
||||
if (phonemizeConfig.interspersePad) {
|
||||
synthesisConfig.phonemeIds.push_back(phonemizeConfig.idPad);
|
||||
}
|
||||
|
||||
for (auto phoneme = phonemizeConfig.phonemes->begin();
|
||||
phoneme != phonemizeConfig.phonemes->end(); phoneme++) {
|
||||
if (phonemizeConfig.phonemeIdMap.contains(*phoneme)) {
|
||||
for (auto id : phonemizeConfig.phonemeIdMap[*phoneme]) {
|
||||
synthesisConfig.phonemeIds.push_back(id);
|
||||
|
||||
if (phonemizeConfig.interspersePad) {
|
||||
synthesisConfig.phonemeIds.push_back(phonemizeConfig.idPad);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
synthesisConfig.phonemeIds.push_back(phonemizeConfig.idEos);
|
||||
|
||||
} /* phonemes2ids */
|
||||
|
||||
} // namespace larynx
|
||||
|
||||
#endif // PHONEMIZE_H_
|
@ -0,0 +1,115 @@
|
||||
#ifndef SYNTHESIZE_H_
|
||||
#define SYNTHESIZE_H_
|
||||
|
||||
#include <chrono>
|
||||
#include <limits>
|
||||
#include <memory>
|
||||
#include <vector>
|
||||
|
||||
#include <onnxruntime_cxx_api.h>
|
||||
|
||||
#include "config.hpp"
|
||||
#include "model.hpp"
|
||||
|
||||
using namespace std;
|
||||
|
||||
namespace larynx {
|
||||
|
||||
// Maximum value for 16-bit signed WAV sample
|
||||
const float MAX_WAV_VALUE = 32767.0f;
|
||||
|
||||
struct SynthesisResult {
|
||||
double inferSeconds;
|
||||
double audioSeconds;
|
||||
double realTimeFactor;
|
||||
};
|
||||
|
||||
// Phoneme ids to WAV audio
|
||||
void synthesize(SynthesisConfig &synthesisConfig, ModelSession &session,
|
||||
vector<int16_t> &audioBuffer, SynthesisResult &result) {
|
||||
auto memoryInfo = Ort::MemoryInfo::CreateCpu(
|
||||
OrtAllocatorType::OrtArenaAllocator, OrtMemType::OrtMemTypeDefault);
|
||||
|
||||
// Allocate
|
||||
vector<int64_t> phonemeIdLengths{(int64_t)synthesisConfig.phonemeIds.size()};
|
||||
vector<float> scales{synthesisConfig.noiseScale, synthesisConfig.lengthScale,
|
||||
synthesisConfig.noiseW};
|
||||
|
||||
vector<Ort::Value> inputTensors;
|
||||
vector<int64_t> phonemeIdsShape{1,
|
||||
(int64_t)synthesisConfig.phonemeIds.size()};
|
||||
inputTensors.push_back(Ort::Value::CreateTensor<int64_t>(
|
||||
memoryInfo, synthesisConfig.phonemeIds.data(),
|
||||
synthesisConfig.phonemeIds.size(), phonemeIdsShape.data(),
|
||||
phonemeIdsShape.size()));
|
||||
|
||||
vector<int64_t> phomemeIdLengthsShape{(int64_t)phonemeIdLengths.size()};
|
||||
inputTensors.push_back(Ort::Value::CreateTensor<int64_t>(
|
||||
memoryInfo, phonemeIdLengths.data(), phonemeIdLengths.size(),
|
||||
phomemeIdLengthsShape.data(), phomemeIdLengthsShape.size()));
|
||||
|
||||
vector<int64_t> scalesShape{(int64_t)scales.size()};
|
||||
inputTensors.push_back(
|
||||
Ort::Value::CreateTensor<float>(memoryInfo, scales.data(), scales.size(),
|
||||
scalesShape.data(), scalesShape.size()));
|
||||
|
||||
// Infer
|
||||
auto startTime = chrono::steady_clock::now();
|
||||
auto outputTensors =
|
||||
session.onnx.Run(Ort::RunOptions{nullptr}, session.inputNames.data(),
|
||||
inputTensors.data(), inputTensors.size(),
|
||||
session.outputNames.data(), session.outputNames.size());
|
||||
auto endTime = chrono::steady_clock::now();
|
||||
|
||||
if ((outputTensors.size() != 1) || (!outputTensors.front().IsTensor())) {
|
||||
throw runtime_error("Invalid output tensors");
|
||||
}
|
||||
auto inferDuration = chrono::duration<double>(endTime - startTime);
|
||||
result.inferSeconds = inferDuration.count();
|
||||
|
||||
const float *audio = outputTensors.front().GetTensorData<float>();
|
||||
auto audioShape =
|
||||
outputTensors.front().GetTensorTypeAndShapeInfo().GetShape();
|
||||
int64_t audioCount = audioShape[audioShape.size() - 1];
|
||||
|
||||
result.audioSeconds = (double)audioCount / (double)synthesisConfig.sampleRate;
|
||||
result.realTimeFactor = 0.0;
|
||||
if (result.audioSeconds > 0) {
|
||||
result.realTimeFactor = result.inferSeconds / result.audioSeconds;
|
||||
}
|
||||
|
||||
// Get max audio value for scaling
|
||||
float maxAudioValue = 0.01f;
|
||||
for (int64_t i = 0; i < audioCount; i++) {
|
||||
float audioValue = abs(audio[i]);
|
||||
if (audioValue > maxAudioValue) {
|
||||
maxAudioValue = audioValue;
|
||||
}
|
||||
}
|
||||
|
||||
// We know the size up front
|
||||
audioBuffer.reserve(audioCount);
|
||||
|
||||
// Scale audio to fill range and convert to int16
|
||||
float audioScale = (MAX_WAV_VALUE / max(0.01f, maxAudioValue));
|
||||
for (int64_t i = 0; i < audioCount; i++) {
|
||||
int16_t intAudioValue = static_cast<int16_t>(
|
||||
clamp(audio[i] * audioScale,
|
||||
static_cast<float>(numeric_limits<int16_t>::min()),
|
||||
static_cast<float>(numeric_limits<int16_t>::max())));
|
||||
|
||||
audioBuffer.push_back(intAudioValue);
|
||||
}
|
||||
|
||||
// Clean up
|
||||
for (size_t i = 0; i < outputTensors.size(); i++) {
|
||||
Ort::OrtRelease(outputTensors[i].release());
|
||||
}
|
||||
|
||||
for (size_t i = 0; i < inputTensors.size(); i++) {
|
||||
Ort::OrtRelease(inputTensors[i].release());
|
||||
}
|
||||
}
|
||||
} // namespace larynx
|
||||
|
||||
#endif // SYNTHESIZE_H_
|
@ -0,0 +1,34 @@
|
||||
// Copyright 2006 Nemanja Trifunovic
|
||||
|
||||
/*
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
*/
|
||||
|
||||
|
||||
#ifndef UTF8_FOR_CPP_2675DCD0_9480_4c0c_B92A_CC14C027B731
|
||||
#define UTF8_FOR_CPP_2675DCD0_9480_4c0c_B92A_CC14C027B731
|
||||
|
||||
#include "utf8/checked.h"
|
||||
#include "utf8/unchecked.h"
|
||||
|
||||
#endif // header guard
|
@ -0,0 +1,335 @@
|
||||
// Copyright 2006-2016 Nemanja Trifunovic
|
||||
|
||||
/*
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
*/
|
||||
|
||||
|
||||
#ifndef UTF8_FOR_CPP_CHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
|
||||
#define UTF8_FOR_CPP_CHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
|
||||
|
||||
#include "core.h"
|
||||
#include <stdexcept>
|
||||
|
||||
namespace utf8
|
||||
{
|
||||
// Base for the exceptions that may be thrown from the library
|
||||
class exception : public ::std::exception {
|
||||
};
|
||||
|
||||
// Exceptions that may be thrown from the library functions.
|
||||
class invalid_code_point : public exception {
|
||||
uint32_t cp;
|
||||
public:
|
||||
invalid_code_point(uint32_t codepoint) : cp(codepoint) {}
|
||||
virtual const char* what() const UTF_CPP_NOEXCEPT UTF_CPP_OVERRIDE { return "Invalid code point"; }
|
||||
uint32_t code_point() const {return cp;}
|
||||
};
|
||||
|
||||
class invalid_utf8 : public exception {
|
||||
uint8_t u8;
|
||||
public:
|
||||
invalid_utf8 (uint8_t u) : u8(u) {}
|
||||
virtual const char* what() const UTF_CPP_NOEXCEPT UTF_CPP_OVERRIDE { return "Invalid UTF-8"; }
|
||||
uint8_t utf8_octet() const {return u8;}
|
||||
};
|
||||
|
||||
class invalid_utf16 : public exception {
|
||||
uint16_t u16;
|
||||
public:
|
||||
invalid_utf16 (uint16_t u) : u16(u) {}
|
||||
virtual const char* what() const UTF_CPP_NOEXCEPT UTF_CPP_OVERRIDE { return "Invalid UTF-16"; }
|
||||
uint16_t utf16_word() const {return u16;}
|
||||
};
|
||||
|
||||
class not_enough_room : public exception {
|
||||
public:
|
||||
virtual const char* what() const UTF_CPP_NOEXCEPT UTF_CPP_OVERRIDE { return "Not enough space"; }
|
||||
};
|
||||
|
||||
/// The library API - functions intended to be called by the users
|
||||
|
||||
template <typename octet_iterator>
|
||||
octet_iterator append(uint32_t cp, octet_iterator result)
|
||||
{
|
||||
if (!utf8::internal::is_code_point_valid(cp))
|
||||
throw invalid_code_point(cp);
|
||||
|
||||
if (cp < 0x80) // one octet
|
||||
*(result++) = static_cast<uint8_t>(cp);
|
||||
else if (cp < 0x800) { // two octets
|
||||
*(result++) = static_cast<uint8_t>((cp >> 6) | 0xc0);
|
||||
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
|
||||
}
|
||||
else if (cp < 0x10000) { // three octets
|
||||
*(result++) = static_cast<uint8_t>((cp >> 12) | 0xe0);
|
||||
*(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
|
||||
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
|
||||
}
|
||||
else { // four octets
|
||||
*(result++) = static_cast<uint8_t>((cp >> 18) | 0xf0);
|
||||
*(result++) = static_cast<uint8_t>(((cp >> 12) & 0x3f) | 0x80);
|
||||
*(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
|
||||
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
template <typename octet_iterator, typename output_iterator>
|
||||
output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out, uint32_t replacement)
|
||||
{
|
||||
while (start != end) {
|
||||
octet_iterator sequence_start = start;
|
||||
internal::utf_error err_code = utf8::internal::validate_next(start, end);
|
||||
switch (err_code) {
|
||||
case internal::UTF8_OK :
|
||||
for (octet_iterator it = sequence_start; it != start; ++it)
|
||||
*out++ = *it;
|
||||
break;
|
||||
case internal::NOT_ENOUGH_ROOM:
|
||||
out = utf8::append (replacement, out);
|
||||
start = end;
|
||||
break;
|
||||
case internal::INVALID_LEAD:
|
||||
out = utf8::append (replacement, out);
|
||||
++start;
|
||||
break;
|
||||
case internal::INCOMPLETE_SEQUENCE:
|
||||
case internal::OVERLONG_SEQUENCE:
|
||||
case internal::INVALID_CODE_POINT:
|
||||
out = utf8::append (replacement, out);
|
||||
++start;
|
||||
// just one replacement mark for the sequence
|
||||
while (start != end && utf8::internal::is_trail(*start))
|
||||
++start;
|
||||
break;
|
||||
}
|
||||
}
|
||||
return out;
|
||||
}
|
||||
|
||||
template <typename octet_iterator, typename output_iterator>
|
||||
inline output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out)
|
||||
{
|
||||
static const uint32_t replacement_marker = utf8::internal::mask16(0xfffd);
|
||||
return utf8::replace_invalid(start, end, out, replacement_marker);
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
uint32_t next(octet_iterator& it, octet_iterator end)
|
||||
{
|
||||
uint32_t cp = 0;
|
||||
internal::utf_error err_code = utf8::internal::validate_next(it, end, cp);
|
||||
switch (err_code) {
|
||||
case internal::UTF8_OK :
|
||||
break;
|
||||
case internal::NOT_ENOUGH_ROOM :
|
||||
throw not_enough_room();
|
||||
case internal::INVALID_LEAD :
|
||||
case internal::INCOMPLETE_SEQUENCE :
|
||||
case internal::OVERLONG_SEQUENCE :
|
||||
throw invalid_utf8(*it);
|
||||
case internal::INVALID_CODE_POINT :
|
||||
throw invalid_code_point(cp);
|
||||
}
|
||||
return cp;
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
uint32_t peek_next(octet_iterator it, octet_iterator end)
|
||||
{
|
||||
return utf8::next(it, end);
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
uint32_t prior(octet_iterator& it, octet_iterator start)
|
||||
{
|
||||
// can't do much if it == start
|
||||
if (it == start)
|
||||
throw not_enough_room();
|
||||
|
||||
octet_iterator end = it;
|
||||
// Go back until we hit either a lead octet or start
|
||||
while (utf8::internal::is_trail(*(--it)))
|
||||
if (it == start)
|
||||
throw invalid_utf8(*it); // error - no lead byte in the sequence
|
||||
return utf8::peek_next(it, end);
|
||||
}
|
||||
|
||||
template <typename octet_iterator, typename distance_type>
|
||||
void advance (octet_iterator& it, distance_type n, octet_iterator end)
|
||||
{
|
||||
const distance_type zero(0);
|
||||
if (n < zero) {
|
||||
// backward
|
||||
for (distance_type i = n; i < zero; ++i)
|
||||
utf8::prior(it, end);
|
||||
} else {
|
||||
// forward
|
||||
for (distance_type i = zero; i < n; ++i)
|
||||
utf8::next(it, end);
|
||||
}
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
typename std::iterator_traits<octet_iterator>::difference_type
|
||||
distance (octet_iterator first, octet_iterator last)
|
||||
{
|
||||
typename std::iterator_traits<octet_iterator>::difference_type dist;
|
||||
for (dist = 0; first < last; ++dist)
|
||||
utf8::next(first, last);
|
||||
return dist;
|
||||
}
|
||||
|
||||
template <typename u16bit_iterator, typename octet_iterator>
|
||||
octet_iterator utf16to8 (u16bit_iterator start, u16bit_iterator end, octet_iterator result)
|
||||
{
|
||||
while (start != end) {
|
||||
uint32_t cp = utf8::internal::mask16(*start++);
|
||||
// Take care of surrogate pairs first
|
||||
if (utf8::internal::is_lead_surrogate(cp)) {
|
||||
if (start != end) {
|
||||
uint32_t trail_surrogate = utf8::internal::mask16(*start++);
|
||||
if (utf8::internal::is_trail_surrogate(trail_surrogate))
|
||||
cp = (cp << 10) + trail_surrogate + internal::SURROGATE_OFFSET;
|
||||
else
|
||||
throw invalid_utf16(static_cast<uint16_t>(trail_surrogate));
|
||||
}
|
||||
else
|
||||
throw invalid_utf16(static_cast<uint16_t>(cp));
|
||||
|
||||
}
|
||||
// Lone trail surrogate
|
||||
else if (utf8::internal::is_trail_surrogate(cp))
|
||||
throw invalid_utf16(static_cast<uint16_t>(cp));
|
||||
|
||||
result = utf8::append(cp, result);
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
template <typename u16bit_iterator, typename octet_iterator>
|
||||
u16bit_iterator utf8to16 (octet_iterator start, octet_iterator end, u16bit_iterator result)
|
||||
{
|
||||
while (start < end) {
|
||||
uint32_t cp = utf8::next(start, end);
|
||||
if (cp > 0xffff) { //make a surrogate pair
|
||||
*result++ = static_cast<uint16_t>((cp >> 10) + internal::LEAD_OFFSET);
|
||||
*result++ = static_cast<uint16_t>((cp & 0x3ff) + internal::TRAIL_SURROGATE_MIN);
|
||||
}
|
||||
else
|
||||
*result++ = static_cast<uint16_t>(cp);
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
template <typename octet_iterator, typename u32bit_iterator>
|
||||
octet_iterator utf32to8 (u32bit_iterator start, u32bit_iterator end, octet_iterator result)
|
||||
{
|
||||
while (start != end)
|
||||
result = utf8::append(*(start++), result);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
template <typename octet_iterator, typename u32bit_iterator>
|
||||
u32bit_iterator utf8to32 (octet_iterator start, octet_iterator end, u32bit_iterator result)
|
||||
{
|
||||
while (start < end)
|
||||
(*result++) = utf8::next(start, end);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
// The iterator class
|
||||
template <typename octet_iterator>
|
||||
class iterator {
|
||||
octet_iterator it;
|
||||
octet_iterator range_start;
|
||||
octet_iterator range_end;
|
||||
public:
|
||||
typedef uint32_t value_type;
|
||||
typedef uint32_t* pointer;
|
||||
typedef uint32_t& reference;
|
||||
typedef std::ptrdiff_t difference_type;
|
||||
typedef std::bidirectional_iterator_tag iterator_category;
|
||||
iterator () {}
|
||||
explicit iterator (const octet_iterator& octet_it,
|
||||
const octet_iterator& rangestart,
|
||||
const octet_iterator& rangeend) :
|
||||
it(octet_it), range_start(rangestart), range_end(rangeend)
|
||||
{
|
||||
if (it < range_start || it > range_end)
|
||||
throw std::out_of_range("Invalid utf-8 iterator position");
|
||||
}
|
||||
// the default "big three" are OK
|
||||
octet_iterator base () const { return it; }
|
||||
uint32_t operator * () const
|
||||
{
|
||||
octet_iterator temp = it;
|
||||
return utf8::next(temp, range_end);
|
||||
}
|
||||
bool operator == (const iterator& rhs) const
|
||||
{
|
||||
if (range_start != rhs.range_start || range_end != rhs.range_end)
|
||||
throw std::logic_error("Comparing utf-8 iterators defined with different ranges");
|
||||
return (it == rhs.it);
|
||||
}
|
||||
bool operator != (const iterator& rhs) const
|
||||
{
|
||||
return !(operator == (rhs));
|
||||
}
|
||||
iterator& operator ++ ()
|
||||
{
|
||||
utf8::next(it, range_end);
|
||||
return *this;
|
||||
}
|
||||
iterator operator ++ (int)
|
||||
{
|
||||
iterator temp = *this;
|
||||
utf8::next(it, range_end);
|
||||
return temp;
|
||||
}
|
||||
iterator& operator -- ()
|
||||
{
|
||||
utf8::prior(it, range_start);
|
||||
return *this;
|
||||
}
|
||||
iterator operator -- (int)
|
||||
{
|
||||
iterator temp = *this;
|
||||
utf8::prior(it, range_start);
|
||||
return temp;
|
||||
}
|
||||
}; // class iterator
|
||||
|
||||
} // namespace utf8
|
||||
|
||||
#if UTF_CPP_CPLUSPLUS >= 201703L // C++ 17 or later
|
||||
#include "cpp17.h"
|
||||
#elif UTF_CPP_CPLUSPLUS >= 201103L // C++ 11 or later
|
||||
#include "cpp11.h"
|
||||
#endif // C++ 11 or later
|
||||
|
||||
#endif //header guard
|
||||
|
@ -0,0 +1,338 @@
|
||||
// Copyright 2006 Nemanja Trifunovic
|
||||
|
||||
/*
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
*/
|
||||
|
||||
|
||||
#ifndef UTF8_FOR_CPP_CORE_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
|
||||
#define UTF8_FOR_CPP_CORE_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
|
||||
|
||||
#include <iterator>
|
||||
|
||||
// Determine the C++ standard version.
|
||||
// If the user defines UTF_CPP_CPLUSPLUS, use that.
|
||||
// Otherwise, trust the unreliable predefined macro __cplusplus
|
||||
|
||||
#if !defined UTF_CPP_CPLUSPLUS
|
||||
#define UTF_CPP_CPLUSPLUS __cplusplus
|
||||
#endif
|
||||
|
||||
#if UTF_CPP_CPLUSPLUS >= 201103L // C++ 11 or later
|
||||
#define UTF_CPP_OVERRIDE override
|
||||
#define UTF_CPP_NOEXCEPT noexcept
|
||||
#else // C++ 98/03
|
||||
#define UTF_CPP_OVERRIDE
|
||||
#define UTF_CPP_NOEXCEPT throw()
|
||||
#endif // C++ 11 or later
|
||||
|
||||
|
||||
namespace utf8
|
||||
{
|
||||
// The typedefs for 8-bit, 16-bit and 32-bit unsigned integers
|
||||
// You may need to change them to match your system.
|
||||
// These typedefs have the same names as ones from cstdint, or boost/cstdint
|
||||
typedef unsigned char uint8_t;
|
||||
typedef unsigned short uint16_t;
|
||||
typedef unsigned int uint32_t;
|
||||
|
||||
// Helper code - not intended to be directly called by the library users. May be changed at any time
|
||||
namespace internal
|
||||
{
|
||||
// Unicode constants
|
||||
// Leading (high) surrogates: 0xd800 - 0xdbff
|
||||
// Trailing (low) surrogates: 0xdc00 - 0xdfff
|
||||
const uint16_t LEAD_SURROGATE_MIN = 0xd800u;
|
||||
const uint16_t LEAD_SURROGATE_MAX = 0xdbffu;
|
||||
const uint16_t TRAIL_SURROGATE_MIN = 0xdc00u;
|
||||
const uint16_t TRAIL_SURROGATE_MAX = 0xdfffu;
|
||||
const uint16_t LEAD_OFFSET = 0xd7c0u; // LEAD_SURROGATE_MIN - (0x10000 >> 10)
|
||||
const uint32_t SURROGATE_OFFSET = 0xfca02400u; // 0x10000u - (LEAD_SURROGATE_MIN << 10) - TRAIL_SURROGATE_MIN
|
||||
|
||||
// Maximum valid value for a Unicode code point
|
||||
const uint32_t CODE_POINT_MAX = 0x0010ffffu;
|
||||
|
||||
template<typename octet_type>
|
||||
inline uint8_t mask8(octet_type oc)
|
||||
{
|
||||
return static_cast<uint8_t>(0xff & oc);
|
||||
}
|
||||
template<typename u16_type>
|
||||
inline uint16_t mask16(u16_type oc)
|
||||
{
|
||||
return static_cast<uint16_t>(0xffff & oc);
|
||||
}
|
||||
template<typename octet_type>
|
||||
inline bool is_trail(octet_type oc)
|
||||
{
|
||||
return ((utf8::internal::mask8(oc) >> 6) == 0x2);
|
||||
}
|
||||
|
||||
template <typename u16>
|
||||
inline bool is_lead_surrogate(u16 cp)
|
||||
{
|
||||
return (cp >= LEAD_SURROGATE_MIN && cp <= LEAD_SURROGATE_MAX);
|
||||
}
|
||||
|
||||
template <typename u16>
|
||||
inline bool is_trail_surrogate(u16 cp)
|
||||
{
|
||||
return (cp >= TRAIL_SURROGATE_MIN && cp <= TRAIL_SURROGATE_MAX);
|
||||
}
|
||||
|
||||
template <typename u16>
|
||||
inline bool is_surrogate(u16 cp)
|
||||
{
|
||||
return (cp >= LEAD_SURROGATE_MIN && cp <= TRAIL_SURROGATE_MAX);
|
||||
}
|
||||
|
||||
template <typename u32>
|
||||
inline bool is_code_point_valid(u32 cp)
|
||||
{
|
||||
return (cp <= CODE_POINT_MAX && !utf8::internal::is_surrogate(cp));
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
inline typename std::iterator_traits<octet_iterator>::difference_type
|
||||
sequence_length(octet_iterator lead_it)
|
||||
{
|
||||
uint8_t lead = utf8::internal::mask8(*lead_it);
|
||||
if (lead < 0x80)
|
||||
return 1;
|
||||
else if ((lead >> 5) == 0x6)
|
||||
return 2;
|
||||
else if ((lead >> 4) == 0xe)
|
||||
return 3;
|
||||
else if ((lead >> 3) == 0x1e)
|
||||
return 4;
|
||||
else
|
||||
return 0;
|
||||
}
|
||||
|
||||
template <typename octet_difference_type>
|
||||
inline bool is_overlong_sequence(uint32_t cp, octet_difference_type length)
|
||||
{
|
||||
if (cp < 0x80) {
|
||||
if (length != 1)
|
||||
return true;
|
||||
}
|
||||
else if (cp < 0x800) {
|
||||
if (length != 2)
|
||||
return true;
|
||||
}
|
||||
else if (cp < 0x10000) {
|
||||
if (length != 3)
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
enum utf_error {UTF8_OK, NOT_ENOUGH_ROOM, INVALID_LEAD, INCOMPLETE_SEQUENCE, OVERLONG_SEQUENCE, INVALID_CODE_POINT};
|
||||
|
||||
/// Helper for get_sequence_x
|
||||
template <typename octet_iterator>
|
||||
utf_error increase_safely(octet_iterator& it, octet_iterator end)
|
||||
{
|
||||
if (++it == end)
|
||||
return NOT_ENOUGH_ROOM;
|
||||
|
||||
if (!utf8::internal::is_trail(*it))
|
||||
return INCOMPLETE_SEQUENCE;
|
||||
|
||||
return UTF8_OK;
|
||||
}
|
||||
|
||||
#define UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(IT, END) {utf_error ret = increase_safely(IT, END); if (ret != UTF8_OK) return ret;}
|
||||
|
||||
/// get_sequence_x functions decode utf-8 sequences of the length x
|
||||
template <typename octet_iterator>
|
||||
utf_error get_sequence_1(octet_iterator& it, octet_iterator end, uint32_t& code_point)
|
||||
{
|
||||
if (it == end)
|
||||
return NOT_ENOUGH_ROOM;
|
||||
|
||||
code_point = utf8::internal::mask8(*it);
|
||||
|
||||
return UTF8_OK;
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
utf_error get_sequence_2(octet_iterator& it, octet_iterator end, uint32_t& code_point)
|
||||
{
|
||||
if (it == end)
|
||||
return NOT_ENOUGH_ROOM;
|
||||
|
||||
code_point = utf8::internal::mask8(*it);
|
||||
|
||||
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
|
||||
|
||||
code_point = ((code_point << 6) & 0x7ff) + ((*it) & 0x3f);
|
||||
|
||||
return UTF8_OK;
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
utf_error get_sequence_3(octet_iterator& it, octet_iterator end, uint32_t& code_point)
|
||||
{
|
||||
if (it == end)
|
||||
return NOT_ENOUGH_ROOM;
|
||||
|
||||
code_point = utf8::internal::mask8(*it);
|
||||
|
||||
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
|
||||
|
||||
code_point = ((code_point << 12) & 0xffff) + ((utf8::internal::mask8(*it) << 6) & 0xfff);
|
||||
|
||||
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
|
||||
|
||||
code_point += (*it) & 0x3f;
|
||||
|
||||
return UTF8_OK;
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
utf_error get_sequence_4(octet_iterator& it, octet_iterator end, uint32_t& code_point)
|
||||
{
|
||||
if (it == end)
|
||||
return NOT_ENOUGH_ROOM;
|
||||
|
||||
code_point = utf8::internal::mask8(*it);
|
||||
|
||||
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
|
||||
|
||||
code_point = ((code_point << 18) & 0x1fffff) + ((utf8::internal::mask8(*it) << 12) & 0x3ffff);
|
||||
|
||||
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
|
||||
|
||||
code_point += (utf8::internal::mask8(*it) << 6) & 0xfff;
|
||||
|
||||
UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
|
||||
|
||||
code_point += (*it) & 0x3f;
|
||||
|
||||
return UTF8_OK;
|
||||
}
|
||||
|
||||
#undef UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR
|
||||
|
||||
template <typename octet_iterator>
|
||||
utf_error validate_next(octet_iterator& it, octet_iterator end, uint32_t& code_point)
|
||||
{
|
||||
if (it == end)
|
||||
return NOT_ENOUGH_ROOM;
|
||||
|
||||
// Save the original value of it so we can go back in case of failure
|
||||
// Of course, it does not make much sense with i.e. stream iterators
|
||||
octet_iterator original_it = it;
|
||||
|
||||
uint32_t cp = 0;
|
||||
// Determine the sequence length based on the lead octet
|
||||
typedef typename std::iterator_traits<octet_iterator>::difference_type octet_difference_type;
|
||||
const octet_difference_type length = utf8::internal::sequence_length(it);
|
||||
|
||||
// Get trail octets and calculate the code point
|
||||
utf_error err = UTF8_OK;
|
||||
switch (length) {
|
||||
case 0:
|
||||
return INVALID_LEAD;
|
||||
case 1:
|
||||
err = utf8::internal::get_sequence_1(it, end, cp);
|
||||
break;
|
||||
case 2:
|
||||
err = utf8::internal::get_sequence_2(it, end, cp);
|
||||
break;
|
||||
case 3:
|
||||
err = utf8::internal::get_sequence_3(it, end, cp);
|
||||
break;
|
||||
case 4:
|
||||
err = utf8::internal::get_sequence_4(it, end, cp);
|
||||
break;
|
||||
}
|
||||
|
||||
if (err == UTF8_OK) {
|
||||
// Decoding succeeded. Now, security checks...
|
||||
if (utf8::internal::is_code_point_valid(cp)) {
|
||||
if (!utf8::internal::is_overlong_sequence(cp, length)){
|
||||
// Passed! Return here.
|
||||
code_point = cp;
|
||||
++it;
|
||||
return UTF8_OK;
|
||||
}
|
||||
else
|
||||
err = OVERLONG_SEQUENCE;
|
||||
}
|
||||
else
|
||||
err = INVALID_CODE_POINT;
|
||||
}
|
||||
|
||||
// Failure branch - restore the original value of the iterator
|
||||
it = original_it;
|
||||
return err;
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
inline utf_error validate_next(octet_iterator& it, octet_iterator end) {
|
||||
uint32_t ignored;
|
||||
return utf8::internal::validate_next(it, end, ignored);
|
||||
}
|
||||
|
||||
} // namespace internal
|
||||
|
||||
/// The library API - functions intended to be called by the users
|
||||
|
||||
// Byte order mark
|
||||
const uint8_t bom[] = {0xef, 0xbb, 0xbf};
|
||||
|
||||
template <typename octet_iterator>
|
||||
octet_iterator find_invalid(octet_iterator start, octet_iterator end)
|
||||
{
|
||||
octet_iterator result = start;
|
||||
while (result != end) {
|
||||
utf8::internal::utf_error err_code = utf8::internal::validate_next(result, end);
|
||||
if (err_code != internal::UTF8_OK)
|
||||
return result;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
inline bool is_valid(octet_iterator start, octet_iterator end)
|
||||
{
|
||||
return (utf8::find_invalid(start, end) == end);
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
inline bool starts_with_bom (octet_iterator it, octet_iterator end)
|
||||
{
|
||||
return (
|
||||
((it != end) && (utf8::internal::mask8(*it++)) == bom[0]) &&
|
||||
((it != end) && (utf8::internal::mask8(*it++)) == bom[1]) &&
|
||||
((it != end) && (utf8::internal::mask8(*it)) == bom[2])
|
||||
);
|
||||
}
|
||||
} // namespace utf8
|
||||
|
||||
#endif // header guard
|
||||
|
||||
|
@ -0,0 +1,103 @@
|
||||
// Copyright 2018 Nemanja Trifunovic
|
||||
|
||||
/*
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
*/
|
||||
|
||||
|
||||
#ifndef UTF8_FOR_CPP_a184c22c_d012_11e8_a8d5_f2801f1b9fd1
|
||||
#define UTF8_FOR_CPP_a184c22c_d012_11e8_a8d5_f2801f1b9fd1
|
||||
|
||||
#include "checked.h"
|
||||
#include <string>
|
||||
|
||||
namespace utf8
|
||||
{
|
||||
|
||||
inline void append(char32_t cp, std::string& s)
|
||||
{
|
||||
append(uint32_t(cp), std::back_inserter(s));
|
||||
}
|
||||
|
||||
inline std::string utf16to8(const std::u16string& s)
|
||||
{
|
||||
std::string result;
|
||||
utf16to8(s.begin(), s.end(), std::back_inserter(result));
|
||||
return result;
|
||||
}
|
||||
|
||||
inline std::u16string utf8to16(const std::string& s)
|
||||
{
|
||||
std::u16string result;
|
||||
utf8to16(s.begin(), s.end(), std::back_inserter(result));
|
||||
return result;
|
||||
}
|
||||
|
||||
inline std::string utf32to8(const std::u32string& s)
|
||||
{
|
||||
std::string result;
|
||||
utf32to8(s.begin(), s.end(), std::back_inserter(result));
|
||||
return result;
|
||||
}
|
||||
|
||||
inline std::u32string utf8to32(const std::string& s)
|
||||
{
|
||||
std::u32string result;
|
||||
utf8to32(s.begin(), s.end(), std::back_inserter(result));
|
||||
return result;
|
||||
}
|
||||
|
||||
inline std::size_t find_invalid(const std::string& s)
|
||||
{
|
||||
std::string::const_iterator invalid = find_invalid(s.begin(), s.end());
|
||||
return (invalid == s.end()) ? std::string::npos : (invalid - s.begin());
|
||||
}
|
||||
|
||||
inline bool is_valid(const std::string& s)
|
||||
{
|
||||
return is_valid(s.begin(), s.end());
|
||||
}
|
||||
|
||||
inline std::string replace_invalid(const std::string& s, char32_t replacement)
|
||||
{
|
||||
std::string result;
|
||||
replace_invalid(s.begin(), s.end(), std::back_inserter(result), replacement);
|
||||
return result;
|
||||
}
|
||||
|
||||
inline std::string replace_invalid(const std::string& s)
|
||||
{
|
||||
std::string result;
|
||||
replace_invalid(s.begin(), s.end(), std::back_inserter(result));
|
||||
return result;
|
||||
}
|
||||
|
||||
inline bool starts_with_bom(const std::string& s)
|
||||
{
|
||||
return starts_with_bom(s.begin(), s.end());
|
||||
}
|
||||
|
||||
} // namespace utf8
|
||||
|
||||
#endif // header guard
|
||||
|
@ -0,0 +1,103 @@
|
||||
// Copyright 2018 Nemanja Trifunovic
|
||||
|
||||
/*
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
*/
|
||||
|
||||
|
||||
#ifndef UTF8_FOR_CPP_7e906c01_03a3_4daf_b420_ea7ea952b3c9
|
||||
#define UTF8_FOR_CPP_7e906c01_03a3_4daf_b420_ea7ea952b3c9
|
||||
|
||||
#include "checked.h"
|
||||
#include <string>
|
||||
|
||||
namespace utf8
|
||||
{
|
||||
|
||||
inline void append(char32_t cp, std::string& s)
|
||||
{
|
||||
append(uint32_t(cp), std::back_inserter(s));
|
||||
}
|
||||
|
||||
inline std::string utf16to8(std::u16string_view s)
|
||||
{
|
||||
std::string result;
|
||||
utf16to8(s.begin(), s.end(), std::back_inserter(result));
|
||||
return result;
|
||||
}
|
||||
|
||||
inline std::u16string utf8to16(std::string_view s)
|
||||
{
|
||||
std::u16string result;
|
||||
utf8to16(s.begin(), s.end(), std::back_inserter(result));
|
||||
return result;
|
||||
}
|
||||
|
||||
inline std::string utf32to8(std::u32string_view s)
|
||||
{
|
||||
std::string result;
|
||||
utf32to8(s.begin(), s.end(), std::back_inserter(result));
|
||||
return result;
|
||||
}
|
||||
|
||||
inline std::u32string utf8to32(std::string_view s)
|
||||
{
|
||||
std::u32string result;
|
||||
utf8to32(s.begin(), s.end(), std::back_inserter(result));
|
||||
return result;
|
||||
}
|
||||
|
||||
inline std::size_t find_invalid(std::string_view s)
|
||||
{
|
||||
std::string_view::const_iterator invalid = find_invalid(s.begin(), s.end());
|
||||
return (invalid == s.end()) ? std::string_view::npos : (invalid - s.begin());
|
||||
}
|
||||
|
||||
inline bool is_valid(std::string_view s)
|
||||
{
|
||||
return is_valid(s.begin(), s.end());
|
||||
}
|
||||
|
||||
inline std::string replace_invalid(std::string_view s, char32_t replacement)
|
||||
{
|
||||
std::string result;
|
||||
replace_invalid(s.begin(), s.end(), std::back_inserter(result), replacement);
|
||||
return result;
|
||||
}
|
||||
|
||||
inline std::string replace_invalid(std::string_view s)
|
||||
{
|
||||
std::string result;
|
||||
replace_invalid(s.begin(), s.end(), std::back_inserter(result));
|
||||
return result;
|
||||
}
|
||||
|
||||
inline bool starts_with_bom(std::string_view s)
|
||||
{
|
||||
return starts_with_bom(s.begin(), s.end());
|
||||
}
|
||||
|
||||
} // namespace utf8
|
||||
|
||||
#endif // header guard
|
||||
|
@ -0,0 +1,274 @@
|
||||
// Copyright 2006 Nemanja Trifunovic
|
||||
|
||||
/*
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
*/
|
||||
|
||||
|
||||
#ifndef UTF8_FOR_CPP_UNCHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
|
||||
#define UTF8_FOR_CPP_UNCHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
|
||||
|
||||
#include "core.h"
|
||||
|
||||
namespace utf8
|
||||
{
|
||||
namespace unchecked
|
||||
{
|
||||
template <typename octet_iterator>
|
||||
octet_iterator append(uint32_t cp, octet_iterator result)
|
||||
{
|
||||
if (cp < 0x80) // one octet
|
||||
*(result++) = static_cast<uint8_t>(cp);
|
||||
else if (cp < 0x800) { // two octets
|
||||
*(result++) = static_cast<uint8_t>((cp >> 6) | 0xc0);
|
||||
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
|
||||
}
|
||||
else if (cp < 0x10000) { // three octets
|
||||
*(result++) = static_cast<uint8_t>((cp >> 12) | 0xe0);
|
||||
*(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
|
||||
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
|
||||
}
|
||||
else { // four octets
|
||||
*(result++) = static_cast<uint8_t>((cp >> 18) | 0xf0);
|
||||
*(result++) = static_cast<uint8_t>(((cp >> 12) & 0x3f)| 0x80);
|
||||
*(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
|
||||
*(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
template <typename octet_iterator, typename output_iterator>
|
||||
output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out, uint32_t replacement)
|
||||
{
|
||||
while (start != end) {
|
||||
octet_iterator sequence_start = start;
|
||||
internal::utf_error err_code = utf8::internal::validate_next(start, end);
|
||||
switch (err_code) {
|
||||
case internal::UTF8_OK :
|
||||
for (octet_iterator it = sequence_start; it != start; ++it)
|
||||
*out++ = *it;
|
||||
break;
|
||||
case internal::NOT_ENOUGH_ROOM:
|
||||
out = utf8::unchecked::append (replacement, out);
|
||||
start = end;
|
||||
break;
|
||||
case internal::INVALID_LEAD:
|
||||
out = utf8::unchecked::append (replacement, out);
|
||||
++start;
|
||||
break;
|
||||
case internal::INCOMPLETE_SEQUENCE:
|
||||
case internal::OVERLONG_SEQUENCE:
|
||||
case internal::INVALID_CODE_POINT:
|
||||
out = utf8::unchecked::append (replacement, out);
|
||||
++start;
|
||||
// just one replacement mark for the sequence
|
||||
while (start != end && utf8::internal::is_trail(*start))
|
||||
++start;
|
||||
break;
|
||||
}
|
||||
}
|
||||
return out;
|
||||
}
|
||||
|
||||
template <typename octet_iterator, typename output_iterator>
|
||||
inline output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out)
|
||||
{
|
||||
static const uint32_t replacement_marker = utf8::internal::mask16(0xfffd);
|
||||
return utf8::unchecked::replace_invalid(start, end, out, replacement_marker);
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
uint32_t next(octet_iterator& it)
|
||||
{
|
||||
uint32_t cp = utf8::internal::mask8(*it);
|
||||
typename std::iterator_traits<octet_iterator>::difference_type length = utf8::internal::sequence_length(it);
|
||||
switch (length) {
|
||||
case 1:
|
||||
break;
|
||||
case 2:
|
||||
it++;
|
||||
cp = ((cp << 6) & 0x7ff) + ((*it) & 0x3f);
|
||||
break;
|
||||
case 3:
|
||||
++it;
|
||||
cp = ((cp << 12) & 0xffff) + ((utf8::internal::mask8(*it) << 6) & 0xfff);
|
||||
++it;
|
||||
cp += (*it) & 0x3f;
|
||||
break;
|
||||
case 4:
|
||||
++it;
|
||||
cp = ((cp << 18) & 0x1fffff) + ((utf8::internal::mask8(*it) << 12) & 0x3ffff);
|
||||
++it;
|
||||
cp += (utf8::internal::mask8(*it) << 6) & 0xfff;
|
||||
++it;
|
||||
cp += (*it) & 0x3f;
|
||||
break;
|
||||
}
|
||||
++it;
|
||||
return cp;
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
uint32_t peek_next(octet_iterator it)
|
||||
{
|
||||
return utf8::unchecked::next(it);
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
uint32_t prior(octet_iterator& it)
|
||||
{
|
||||
while (utf8::internal::is_trail(*(--it))) ;
|
||||
octet_iterator temp = it;
|
||||
return utf8::unchecked::next(temp);
|
||||
}
|
||||
|
||||
template <typename octet_iterator, typename distance_type>
|
||||
void advance (octet_iterator& it, distance_type n)
|
||||
{
|
||||
const distance_type zero(0);
|
||||
if (n < zero) {
|
||||
// backward
|
||||
for (distance_type i = n; i < zero; ++i)
|
||||
utf8::unchecked::prior(it);
|
||||
} else {
|
||||
// forward
|
||||
for (distance_type i = zero; i < n; ++i)
|
||||
utf8::unchecked::next(it);
|
||||
}
|
||||
}
|
||||
|
||||
template <typename octet_iterator>
|
||||
typename std::iterator_traits<octet_iterator>::difference_type
|
||||
distance (octet_iterator first, octet_iterator last)
|
||||
{
|
||||
typename std::iterator_traits<octet_iterator>::difference_type dist;
|
||||
for (dist = 0; first < last; ++dist)
|
||||
utf8::unchecked::next(first);
|
||||
return dist;
|
||||
}
|
||||
|
||||
template <typename u16bit_iterator, typename octet_iterator>
|
||||
octet_iterator utf16to8 (u16bit_iterator start, u16bit_iterator end, octet_iterator result)
|
||||
{
|
||||
while (start != end) {
|
||||
uint32_t cp = utf8::internal::mask16(*start++);
|
||||
// Take care of surrogate pairs first
|
||||
if (utf8::internal::is_lead_surrogate(cp)) {
|
||||
uint32_t trail_surrogate = utf8::internal::mask16(*start++);
|
||||
cp = (cp << 10) + trail_surrogate + internal::SURROGATE_OFFSET;
|
||||
}
|
||||
result = utf8::unchecked::append(cp, result);
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
template <typename u16bit_iterator, typename octet_iterator>
|
||||
u16bit_iterator utf8to16 (octet_iterator start, octet_iterator end, u16bit_iterator result)
|
||||
{
|
||||
while (start < end) {
|
||||
uint32_t cp = utf8::unchecked::next(start);
|
||||
if (cp > 0xffff) { //make a surrogate pair
|
||||
*result++ = static_cast<uint16_t>((cp >> 10) + internal::LEAD_OFFSET);
|
||||
*result++ = static_cast<uint16_t>((cp & 0x3ff) + internal::TRAIL_SURROGATE_MIN);
|
||||
}
|
||||
else
|
||||
*result++ = static_cast<uint16_t>(cp);
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
template <typename octet_iterator, typename u32bit_iterator>
|
||||
octet_iterator utf32to8 (u32bit_iterator start, u32bit_iterator end, octet_iterator result)
|
||||
{
|
||||
while (start != end)
|
||||
result = utf8::unchecked::append(*(start++), result);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
template <typename octet_iterator, typename u32bit_iterator>
|
||||
u32bit_iterator utf8to32 (octet_iterator start, octet_iterator end, u32bit_iterator result)
|
||||
{
|
||||
while (start < end)
|
||||
(*result++) = utf8::unchecked::next(start);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
// The iterator class
|
||||
template <typename octet_iterator>
|
||||
class iterator {
|
||||
octet_iterator it;
|
||||
public:
|
||||
typedef uint32_t value_type;
|
||||
typedef uint32_t* pointer;
|
||||
typedef uint32_t& reference;
|
||||
typedef std::ptrdiff_t difference_type;
|
||||
typedef std::bidirectional_iterator_tag iterator_category;
|
||||
iterator () {}
|
||||
explicit iterator (const octet_iterator& octet_it): it(octet_it) {}
|
||||
// the default "big three" are OK
|
||||
octet_iterator base () const { return it; }
|
||||
uint32_t operator * () const
|
||||
{
|
||||
octet_iterator temp = it;
|
||||
return utf8::unchecked::next(temp);
|
||||
}
|
||||
bool operator == (const iterator& rhs) const
|
||||
{
|
||||
return (it == rhs.it);
|
||||
}
|
||||
bool operator != (const iterator& rhs) const
|
||||
{
|
||||
return !(operator == (rhs));
|
||||
}
|
||||
iterator& operator ++ ()
|
||||
{
|
||||
::std::advance(it, utf8::internal::sequence_length(it));
|
||||
return *this;
|
||||
}
|
||||
iterator operator ++ (int)
|
||||
{
|
||||
iterator temp = *this;
|
||||
::std::advance(it, utf8::internal::sequence_length(it));
|
||||
return temp;
|
||||
}
|
||||
iterator& operator -- ()
|
||||
{
|
||||
utf8::unchecked::prior(it);
|
||||
return *this;
|
||||
}
|
||||
iterator operator -- (int)
|
||||
{
|
||||
iterator temp = *this;
|
||||
utf8::unchecked::prior(it);
|
||||
return temp;
|
||||
}
|
||||
}; // class iterator
|
||||
|
||||
} // namespace utf8::unchecked
|
||||
} // namespace utf8
|
||||
|
||||
|
||||
#endif // header guard
|
||||
|
@ -0,0 +1,44 @@
|
||||
#ifndef WAVFILE_H_
|
||||
#define WAVFILE_H_
|
||||
|
||||
#include <iostream>
|
||||
|
||||
namespace larynx {
|
||||
|
||||
struct WavHeader {
|
||||
uint8_t RIFF[4] = {'R', 'I', 'F', 'F'};
|
||||
uint32_t chunkSize;
|
||||
uint8_t WAVE[4] = {'W', 'A', 'V', 'E'};
|
||||
|
||||
// fmt
|
||||
uint8_t fmt[4] = {'f', 'm', 't', ' '};
|
||||
uint32_t fmtSize = 16; // bytes
|
||||
uint16_t audioFormat = 1; // PCM
|
||||
uint16_t numChannels; // mono
|
||||
uint32_t sampleRate; // Hertz
|
||||
uint32_t bytesPerSec; // sampleRate * sampleWidth
|
||||
uint16_t blockAlign = 2; // 16-bit mono
|
||||
uint16_t bitsPerSample = 16;
|
||||
|
||||
// data
|
||||
uint8_t data[4] = {'d', 'a', 't', 'a'};
|
||||
uint32_t dataSize;
|
||||
};
|
||||
|
||||
// Write WAV file header only
|
||||
void writeWavHeader(int sampleRate, int sampleWidth, int channels,
|
||||
uint32_t numSamples, ostream &audioFile) {
|
||||
WavHeader header;
|
||||
header.chunkSize = numSamples + sizeof(WavHeader) - 8;
|
||||
header.sampleRate = sampleRate;
|
||||
header.numChannels = channels;
|
||||
header.bytesPerSec = sampleRate * sampleWidth * channels;
|
||||
header.dataSize = numSamples * sampleWidth * channels;
|
||||
header.blockAlign = sampleWidth * channels;
|
||||
audioFile.write(reinterpret_cast<const char *>(&header), sizeof(header));
|
||||
|
||||
} /* writeWavHeader */
|
||||
|
||||
} // namespace larynx
|
||||
|
||||
#endif // WAVFILE_H_
|
Loading…
Reference in New Issue