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Fangjun Kuang
Committed by GitHub
ffc6b480 1 parent 9efe26a6

Add C++ and Python API for Kokoro TTS models. (#1715)

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正在显示 27 个修改的文件 包含 1192 行增加 和 28 行删除
... ... @@ -19,6 +19,31 @@ which $EXE
mkdir ./tts
log "------------------------------------------------------------"
log "kokoro-en-v0_19"
log "------------------------------------------------------------"
curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/kokoro-en-v0_19.tar.bz2
tar xf kokoro-en-v0_19.tar.bz2
rm kokoro-en-v0_19.tar.bz2
# mapping of sid to voice name
# 0->af, 1->af_bella, 2->af_nicole, 3->af_sarah, 4->af_sky, 5->am_adam
# 6->am_michael, 7->bf_emma, 8->bf_isabella, 9->bm_george, 10->bm_lewis
for sid in $(seq 0 10); do
$EXE \
--debug=1 \
--kokoro-model=./kokoro-en-v0_19/model.onnx \
--kokoro-voices=./kokoro-en-v0_19/voices.bin \
--kokoro-tokens=./kokoro-en-v0_19/tokens.txt \
--kokoro-data-dir=./kokoro-en-v0_19/espeak-ng-data \
--num-threads=2 \
--sid=$sid \
--output-filename="./tts/kokoro-$sid.wav" \
"Today as always, men fall into two groups: slaves and free men. Whoever does not have two-thirds of his day for himself, is a slave, whatever he may be a statesman, a businessman, an official, or a scholar."
done
rm -rf kokoro-en-v0_19
log "------------------------------------------------------------"
log "matcha-icefall-en_US-ljspeech"
log "------------------------------------------------------------"
curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/matcha-icefall-en_US-ljspeech.tar.bz2
... ...
... ... @@ -267,6 +267,25 @@ log "Offline TTS test"
# test waves are saved in ./tts
mkdir ./tts
log "kokoro-en-v0_19 test"
curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/kokoro-en-v0_19.tar.bz2
tar xf kokoro-en-v0_19.tar.bz2
rm kokoro-en-v0_19.tar.bz2
python3 ./python-api-examples/offline-tts.py \
--debug=1 \
--kokoro-model=./kokoro-en-v0_19/model.onnx \
--kokoro-voices=./kokoro-en-v0_19/voices.bin \
--kokoro-tokens=./kokoro-en-v0_19/tokens.txt \
--kokoro-data-dir=./kokoro-en-v0_19/espeak-ng-data \
--num-threads=2 \
--sid=10 \
--output-filename="./tts/kokoro-10.wav" \
"Today as always, men fall into two groups: slaves and free men. Whoever does not have two-thirds of his day for himself, is a slave, whatever he may be a statesman, a businessman, an official, or a scholar."
rm -rf kokoro-en-v0_19
log "matcha-ljspeech-en test"
curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/matcha-icefall-en_US-ljspeech.tar.bz2
... ...
... ... @@ -11,7 +11,7 @@ while the model is still generating.
Usage:
Example (1/5)
Example (1/6)
wget https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-piper-en_US-amy-low.tar.bz2
tar xf vits-piper-en_US-amy-low.tar.bz2
... ... @@ -23,7 +23,7 @@ python3 ./python-api-examples/offline-tts-play.py \
--output-filename=./generated.wav \
"Today as always, men fall into two groups: slaves and free men. Whoever does not have two-thirds of his day for himself, is a slave, whatever he may be: a statesman, a businessman, an official, or a scholar."
Example (2/5)
Example (2/6)
wget https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-zh-aishell3.tar.bz2
tar xvf vits-zh-aishell3.tar.bz2
... ... @@ -37,7 +37,7 @@ python3 ./python-api-examples/offline-tts-play.py \
--output-filename=./liubei-21.wav \
"勿以恶小而为之，勿以善小而不为。惟贤惟德，能服于人。122334"
Example (3/5)
Example (3/6)
wget https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/sherpa-onnx-vits-zh-ll.tar.bz2
tar xvf sherpa-onnx-vits-zh-ll.tar.bz2
... ... @@ -53,7 +53,7 @@ python3 ./python-api-examples/offline-tts-play.py \
--output-filename=./test-2.wav \
"当夜幕降临，星光点点，伴随着微风拂面，我在静谧中感受着时光的流转，思念如涟漪荡漾，梦境如画卷展开，我与自然融为一体，沉静在这片宁静的美丽之中，感受着生命的奇迹与温柔。2024年5月11号，拨打110或者18920240511。123456块钱。"
Example (4/5)
Example (4/6)
curl -O -SL https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/matcha-icefall-zh-baker.tar.bz2
tar xvf matcha-icefall-zh-baker.tar.bz2
... ... @@ -71,7 +71,7 @@ python3 ./python-api-examples/offline-tts-play.py \
--output-filename=./test-matcha.wav \
"某某银行的副行长和一些行政领导表示，他们去过长江和长白山; 经济不断增长。2024年12月31号，拨打110或者18920240511。123456块钱。"
Example (5/5)
Example (5/6)
curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/matcha-icefall-en_US-ljspeech.tar.bz2
tar xvf matcha-icefall-en_US-ljspeech.tar.bz2
... ... @@ -88,6 +88,22 @@ python3 ./python-api-examples/offline-tts-play.py \
--num-threads=2 \
"Today as always, men fall into two groups: slaves and free men. Whoever does not have two-thirds of his day for himself, is a slave, whatever he may be: a statesman, a businessman, an official, or a scholar."
Example (6/6)
curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/kokoro-en-v0_19.tar.bz2
tar xf kokoro-en-v0_19.tar.bz2
rm kokoro-en-v0_19.tar.bz2
python3 ./python-api-examples/offline-tts.py \
--debug=1 \
--kokoro-model=./kokoro-en-v0_19/model.onnx \
--kokoro-voices=./kokoro-en-v0_19/voices.bin \
--kokoro-tokens=./kokoro-en-v0_19/tokens.txt \
--kokoro-data-dir=./kokoro-en-v0_19/espeak-ng-data \
--num-threads=2 \
--sid=10 \
--output-filename="./kokoro-10.wav" \
"Today as always, men fall into two groups: slaves and free men. Whoever does not have two-thirds of his day for himself, is a slave, whatever he may be a statesman, a businessman, an official, or a scholar."
You can find more models at
https://github.com/k2-fsa/sherpa-onnx/releases/tag/tts-models
... ... @@ -202,6 +218,36 @@ def add_matcha_args(parser):
)
def add_kokoro_args(parser):
parser.add_argument(
"--kokoro-model",
type=str,
default="",
help="Path to model.onnx for kokoro",
)
parser.add_argument(
"--kokoro-voices",
type=str,
default="",
help="Path to voices.bin for kokoro",
)
parser.add_argument(
"--kokoro-tokens",
type=str,
default="",
help="Path to tokens.txt for kokoro",
)
parser.add_argument(
"--kokoro-data-dir",
type=str,
default="",
help="Path to the dict directory of espeak-ng.",
)
def get_args():
parser = argparse.ArgumentParser(
formatter_class=argparse.ArgumentDefaultsHelpFormatter
... ... @@ -209,6 +255,7 @@ def get_args():
add_vits_args(parser)
add_matcha_args(parser)
add_kokoro_args(parser)
parser.add_argument(
"--tts-rule-fsts",
... ... @@ -407,6 +454,12 @@ def main():
data_dir=args.matcha_data_dir,
dict_dir=args.matcha_dict_dir,
),
kokoro=sherpa_onnx.OfflineTtsKokoroModelConfig(
model=args.kokoro_model,
voices=args.kokoro_voices,
tokens=args.kokoro_tokens,
data_dir=args.kokoro_data_dir,
),
provider=args.provider,
debug=args.debug,
num_threads=args.num_threads,
... ...
... ... @@ -12,7 +12,7 @@ generated audio.
Usage:
Example (1/5)
Example (1/6)
wget https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-piper-en_US-amy-low.tar.bz2
tar xf vits-piper-en_US-amy-low.tar.bz2
... ... @@ -24,7 +24,7 @@ python3 ./python-api-examples/offline-tts.py \
--output-filename=./generated.wav \
"Today as always, men fall into two groups: slaves and free men. Whoever does not have two-thirds of his day for himself, is a slave, whatever he may be: a statesman, a businessman, an official, or a scholar."
Example (2/5)
Example (2/6)
wget https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-icefall-zh-aishell3.tar.bz2
tar xvf vits-icefall-zh-aishell3.tar.bz2
... ... @@ -38,7 +38,7 @@ python3 ./python-api-examples/offline-tts.py \
--output-filename=./liubei-21.wav \
"勿以恶小而为之，勿以善小而不为。惟贤惟德，能服于人。122334"
Example (3/5)
Example (3/6)
wget https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/sherpa-onnx-vits-zh-ll.tar.bz2
tar xvf sherpa-onnx-vits-zh-ll.tar.bz2
... ... @@ -54,7 +54,7 @@ python3 ./python-api-examples/offline-tts.py \
--output-filename=./test-2.wav \
"当夜幕降临，星光点点，伴随着微风拂面，我在静谧中感受着时光的流转，思念如涟漪荡漾，梦境如画卷展开，我与自然融为一体，沉静在这片宁静的美丽之中，感受着生命的奇迹与温柔。2024年5月11号，拨打110或者18920240511。123456块钱。"
Example (4/5)
Example (4/6)
curl -O -SL https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/matcha-icefall-zh-baker.tar.bz2
tar xvf matcha-icefall-zh-baker.tar.bz2
... ... @@ -72,7 +72,7 @@ python3 ./python-api-examples/offline-tts.py \
--output-filename=./test-matcha.wav \
"某某银行的副行长和一些行政领导表示，他们去过长江和长白山; 经济不断增长。2024年12月31号，拨打110或者18920240511。123456块钱。"
Example (5/5)
Example (5/6)
curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/matcha-icefall-en_US-ljspeech.tar.bz2
tar xvf matcha-icefall-en_US-ljspeech.tar.bz2
... ... @@ -89,6 +89,23 @@ python3 ./python-api-examples/offline-tts.py \
--num-threads=2 \
"Today as always, men fall into two groups: slaves and free men. Whoever does not have two-thirds of his day for himself, is a slave, whatever he may be: a statesman, a businessman, an official, or a scholar."
Example (6/6)
curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/kokoro-en-v0_19.tar.bz2
tar xf kokoro-en-v0_19.tar.bz2
rm kokoro-en-v0_19.tar.bz2
python3 ./python-api-examples/offline-tts.py \
--debug=1 \
--kokoro-model=./kokoro-en-v0_19/model.onnx \
--kokoro-voices=./kokoro-en-v0_19/voices.bin \
--kokoro-tokens=./kokoro-en-v0_19/tokens.txt \
--kokoro-data-dir=./kokoro-en-v0_19/espeak-ng-data \
--num-threads=2 \
--sid=10 \
--output-filename="./kokoro-10.wav" \
"Today as always, men fall into two groups: slaves and free men. Whoever does not have two-thirds of his day for himself, is a slave, whatever he may be a statesman, a businessman, an official, or a scholar."
You can find more models at
https://github.com/k2-fsa/sherpa-onnx/releases/tag/tts-models
... ... @@ -188,6 +205,36 @@ def add_matcha_args(parser):
)
def add_kokoro_args(parser):
parser.add_argument(
"--kokoro-model",
type=str,
default="",
help="Path to model.onnx for kokoro",
)
parser.add_argument(
"--kokoro-voices",
type=str,
default="",
help="Path to voices.bin for kokoro",
)
parser.add_argument(
"--kokoro-tokens",
type=str,
default="",
help="Path to tokens.txt for kokoro",
)
parser.add_argument(
"--kokoro-data-dir",
type=str,
default="",
help="Path to the dict directory of espeak-ng.",
)
def get_args():
parser = argparse.ArgumentParser(
formatter_class=argparse.ArgumentDefaultsHelpFormatter
... ... @@ -195,6 +242,7 @@ def get_args():
add_vits_args(parser)
add_matcha_args(parser)
add_kokoro_args(parser)
parser.add_argument(
"--tts-rule-fsts",
... ... @@ -206,7 +254,7 @@ def get_args():
parser.add_argument(
"--max-num-sentences",
type=int,
default=2,
default=1,
help="""Max number of sentences in a batch to avoid OOM if the input
text is very long. Set it to -1 to process all the sentences in a
single batch. A smaller value does not mean it is slower compared
... ... @@ -289,6 +337,12 @@ def main():
data_dir=args.matcha_data_dir,
dict_dir=args.matcha_dict_dir,
),
kokoro=sherpa_onnx.OfflineTtsKokoroModelConfig(
model=args.kokoro_model,
voices=args.kokoro_voices,
tokens=args.kokoro_tokens,
data_dir=args.kokoro_data_dir,
),
provider=args.provider,
debug=args.debug,
num_threads=args.num_threads,
... ...
... ... @@ -158,6 +158,8 @@ if(SHERPA_ONNX_ENABLE_TTS)
offline-tts-character-frontend.cc
offline-tts-frontend.cc
offline-tts-impl.cc
offline-tts-kokoro-model-config.cc
offline-tts-kokoro-model.cc
offline-tts-matcha-model-config.cc
offline-tts-matcha-model.cc
offline-tts-model-config.cc
... ...
... ... @@ -11,7 +11,7 @@
#include <vector>
#include "sherpa-onnx/csrc/offline-tts-frontend.h"
#include "sherpa-onnx/csrc/offline-tts-vits-model-metadata.h"
#include "sherpa-onnx/csrc/offline-tts-vits-model-meta-data.h"
namespace sherpa_onnx {
... ...
... ... @@ -10,7 +10,7 @@
#include <vector>
#include "sherpa-onnx/csrc/offline-tts-frontend.h"
#include "sherpa-onnx/csrc/offline-tts-vits-model-metadata.h"
#include "sherpa-onnx/csrc/offline-tts-vits-model-meta-data.h"
namespace sherpa_onnx {
... ...
... ... @@ -16,6 +16,7 @@
#include "rawfile/raw_file_manager.h"
#endif
#include "sherpa-onnx/csrc/offline-tts-kokoro-impl.h"
#include "sherpa-onnx/csrc/offline-tts-matcha-impl.h"
#include "sherpa-onnx/csrc/offline-tts-vits-impl.h"
... ... @@ -37,8 +38,11 @@ std::unique_ptr<OfflineTtsImpl> OfflineTtsImpl::Create(
const OfflineTtsConfig &config) {
if (!config.model.vits.model.empty()) {
return std::make_unique<OfflineTtsVitsImpl>(config);
}
} else if (!config.model.matcha.acoustic_model.empty()) {
return std::make_unique<OfflineTtsMatchaImpl>(config);
}
return std::make_unique<OfflineTtsKokoroImpl>(config);
}
template <typename Manager>
... ... @@ -46,9 +50,11 @@ std::unique_ptr<OfflineTtsImpl> OfflineTtsImpl::Create(
Manager *mgr, const OfflineTtsConfig &config) {
if (!config.model.vits.model.empty()) {
return std::make_unique<OfflineTtsVitsImpl>(mgr, config);
} else if (!config.model.matcha.acoustic_model.empty()) {
return std::make_unique<OfflineTtsMatchaImpl>(mgr, config);
}
return std::make_unique<OfflineTtsMatchaImpl>(mgr, config);
return std::make_unique<OfflineTtsKokoroImpl>(mgr, config);
}
#if __ANDROID_API__ >= 9
... ...
// sherpa-onnx/csrc/offline-tts-kokoro-impl.h
//
// Copyright (c) 2025 Xiaomi Corporation
#ifndef SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_IMPL_H_
#define SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_IMPL_H_
#include <memory>
#include <string>
#include <strstream>
#include <utility>
#include <vector>
#include "fst/extensions/far/far.h"
#include "kaldifst/csrc/kaldi-fst-io.h"
#include "kaldifst/csrc/text-normalizer.h"
#include "sherpa-onnx/csrc/lexicon.h"
#include "sherpa-onnx/csrc/macros.h"
#include "sherpa-onnx/csrc/offline-tts-frontend.h"
#include "sherpa-onnx/csrc/offline-tts-impl.h"
#include "sherpa-onnx/csrc/offline-tts-kokoro-model.h"
#include "sherpa-onnx/csrc/onnx-utils.h"
#include "sherpa-onnx/csrc/piper-phonemize-lexicon.h"
#include "sherpa-onnx/csrc/text-utils.h"
namespace sherpa_onnx {
class OfflineTtsKokoroImpl : public OfflineTtsImpl {
public:
explicit OfflineTtsKokoroImpl(const OfflineTtsConfig &config)
: config_(config),
model_(std::make_unique<OfflineTtsKokoroModel>(config.model)) {
InitFrontend();
if (!config.rule_fsts.empty()) {
std::vector<std::string> files;
SplitStringToVector(config.rule_fsts, ",", false, &files);
tn_list_.reserve(files.size());
for (const auto &f : files) {
if (config.model.debug) {
#if __OHOS__
SHERPA_ONNX_LOGE("rule fst: %{public}s", f.c_str());
#else
SHERPA_ONNX_LOGE("rule fst: %s", f.c_str());
#endif
}
tn_list_.push_back(std::make_unique<kaldifst::TextNormalizer>(f));
}
}
if (!config.rule_fars.empty()) {
if (config.model.debug) {
SHERPA_ONNX_LOGE("Loading FST archives");
}
std::vector<std::string> files;
SplitStringToVector(config.rule_fars, ",", false, &files);
tn_list_.reserve(files.size() + tn_list_.size());
for (const auto &f : files) {
if (config.model.debug) {
#if __OHOS__
SHERPA_ONNX_LOGE("rule far: %{public}s", f.c_str());
#else
SHERPA_ONNX_LOGE("rule far: %s", f.c_str());
#endif
}
std::unique_ptr<fst::FarReader<fst::StdArc>> reader(
fst::FarReader<fst::StdArc>::Open(f));
for (; !reader->Done(); reader->Next()) {
std::unique_ptr<fst::StdConstFst> r(
fst::CastOrConvertToConstFst(reader->GetFst()->Copy()));
tn_list_.push_back(
std::make_unique<kaldifst::TextNormalizer>(std::move(r)));
}
}
if (config.model.debug) {
SHERPA_ONNX_LOGE("FST archives loaded!");
}
}
}
template <typename Manager>
OfflineTtsKokoroImpl(Manager *mgr, const OfflineTtsConfig &config)
: config_(config),
model_(std::make_unique<OfflineTtsKokoroModel>(mgr, config.model)) {
InitFrontend(mgr);
if (!config.rule_fsts.empty()) {
std::vector<std::string> files;
SplitStringToVector(config.rule_fsts, ",", false, &files);
tn_list_.reserve(files.size());
for (const auto &f : files) {
if (config.model.debug) {
#if __OHOS__
SHERPA_ONNX_LOGE("rule fst: %{public}s", f.c_str());
#else
SHERPA_ONNX_LOGE("rule fst: %s", f.c_str());
#endif
}
auto buf = ReadFile(mgr, f);
std::istrstream is(buf.data(), buf.size());
tn_list_.push_back(std::make_unique<kaldifst::TextNormalizer>(is));
}
}
if (!config.rule_fars.empty()) {
std::vector<std::string> files;
SplitStringToVector(config.rule_fars, ",", false, &files);
tn_list_.reserve(files.size() + tn_list_.size());
for (const auto &f : files) {
if (config.model.debug) {
#if __OHOS__
SHERPA_ONNX_LOGE("rule far: %{public}s", f.c_str());
#else
SHERPA_ONNX_LOGE("rule far: %s", f.c_str());
#endif
}
auto buf = ReadFile(mgr, f);
std::unique_ptr<std::istream> s(
new std::istrstream(buf.data(), buf.size()));
std::unique_ptr<fst::FarReader<fst::StdArc>> reader(
fst::FarReader<fst::StdArc>::Open(std::move(s)));
for (; !reader->Done(); reader->Next()) {
std::unique_ptr<fst::StdConstFst> r(
fst::CastOrConvertToConstFst(reader->GetFst()->Copy()));
tn_list_.push_back(
std::make_unique<kaldifst::TextNormalizer>(std::move(r)));
} // for (; !reader->Done(); reader->Next())
} // for (const auto &f : files)
} // if (!config.rule_fars.empty())
}
int32_t SampleRate() const override {
return model_->GetMetaData().sample_rate;
}
int32_t NumSpeakers() const override {
return model_->GetMetaData().num_speakers;
}
GeneratedAudio Generate(
const std::string &_text, int64_t sid = 0, float speed = 1.0,
GeneratedAudioCallback callback = nullptr) const override {
const auto &meta_data = model_->GetMetaData();
int32_t num_speakers = meta_data.num_speakers;
if (num_speakers == 0 && sid != 0) {
#if __OHOS__
SHERPA_ONNX_LOGE(
"This is a single-speaker model and supports only sid 0. Given sid: "
"%{public}d. sid is ignored",
static_cast<int32_t>(sid));
#else
SHERPA_ONNX_LOGE(
"This is a single-speaker model and supports only sid 0. Given sid: "
"%d. sid is ignored",
static_cast<int32_t>(sid));
#endif
}
if (num_speakers != 0 && (sid >= num_speakers || sid < 0)) {
#if __OHOS__
SHERPA_ONNX_LOGE(
"This model contains only %{public}d speakers. sid should be in the "
"range [%{public}d, %{public}d]. Given: %{public}d. Use sid=0",
num_speakers, 0, num_speakers - 1, static_cast<int32_t>(sid));
#else
SHERPA_ONNX_LOGE(
"This model contains only %d speakers. sid should be in the range "
"[%d, %d]. Given: %d. Use sid=0",
num_speakers, 0, num_speakers - 1, static_cast<int32_t>(sid));
#endif
sid = 0;
}
std::string text = _text;
if (config_.model.debug) {
#if __OHOS__
SHERPA_ONNX_LOGE("Raw text: %{public}s", text.c_str());
#else
SHERPA_ONNX_LOGE("Raw text: %s", text.c_str());
#endif
}
if (!tn_list_.empty()) {
for (const auto &tn : tn_list_) {
text = tn->Normalize(text);
if (config_.model.debug) {
#if __OHOS__
SHERPA_ONNX_LOGE("After normalizing: %{public}s", text.c_str());
#else
SHERPA_ONNX_LOGE("After normalizing: %s", text.c_str());
#endif
}
}
}
std::vector<TokenIDs> token_ids =
frontend_->ConvertTextToTokenIds(text, "en-us");
if (token_ids.empty() ||
(token_ids.size() == 1 && token_ids[0].tokens.empty())) {
#if __OHOS__
SHERPA_ONNX_LOGE("Failed to convert '%{public}s' to token IDs",
text.c_str());
#else
SHERPA_ONNX_LOGE("Failed to convert '%s' to token IDs", text.c_str());
#endif
return {};
}
std::vector<std::vector<int64_t>> x;
x.reserve(token_ids.size());
for (auto &i : token_ids) {
x.push_back(std::move(i.tokens));
}
int32_t x_size = static_cast<int32_t>(x.size());
if (config_.max_num_sentences != 1) {
#if __OHOS__
SHERPA_ONNX_LOGE(
"max_num_sentences (%{public}d) != 1 is ignored for Kokoro TTS "
"models",
config_.max_num_sentences);
#else
SHERPA_ONNX_LOGE(
"max_num_sentences (%d) != 1 is ignored for Kokoro TTS models",
config_.max_num_sentences);
#endif
}
// the input text is too long, we process sentences within it in batches
// to avoid OOM. Batch size is config_.max_num_sentences
std::vector<std::vector<int64_t>> batch_x;
int32_t batch_size = 1;
batch_x.reserve(config_.max_num_sentences);
int32_t num_batches = x_size / batch_size;
if (config_.model.debug) {
#if __OHOS__
SHERPA_ONNX_LOGE(
"Split it into %{public}d batches. batch size: "
"%{public}d. Number of sentences: %{public}d",
num_batches, batch_size, x_size);
#else
SHERPA_ONNX_LOGE(
"Split it into %d batches. batch size: %d. Number "
"of sentences: %d",
num_batches, batch_size, x_size);
#endif
}
GeneratedAudio ans;
int32_t should_continue = 1;
int32_t k = 0;
for (int32_t b = 0; b != num_batches && should_continue; ++b) {
batch_x.clear();
for (int32_t i = 0; i != batch_size; ++i, ++k) {
batch_x.push_back(std::move(x[k]));
}
auto audio = Process(batch_x, sid, speed);
ans.sample_rate = audio.sample_rate;
ans.samples.insert(ans.samples.end(), audio.samples.begin(),
audio.samples.end());
if (callback) {
should_continue = callback(audio.samples.data(), audio.samples.size(),
(b + 1) * 1.0 / num_batches);
// Caution(fangjun): audio is freed when the callback returns, so users
// should copy the data if they want to access the data after
// the callback returns to avoid segmentation fault.
}
}
batch_x.clear();
while (k < static_cast<int32_t>(x.size()) && should_continue) {
batch_x.push_back(std::move(x[k]));
++k;
}
if (!batch_x.empty()) {
auto audio = Process(batch_x, sid, speed);
ans.sample_rate = audio.sample_rate;
ans.samples.insert(ans.samples.end(), audio.samples.begin(),
audio.samples.end());
if (callback) {
callback(audio.samples.data(), audio.samples.size(), 1.0);
// Caution(fangjun): audio is freed when the callback returns, so users
// should copy the data if they want to access the data after
// the callback returns to avoid segmentation fault.
}
}
return ans;
}
private:
template <typename Manager>
void InitFrontend(Manager *mgr) {
const auto &meta_data = model_->GetMetaData();
frontend_ = std::make_unique<PiperPhonemizeLexicon>(
mgr, config_.model.kokoro.tokens, config_.model.kokoro.data_dir,
meta_data);
}
void InitFrontend() {
const auto &meta_data = model_->GetMetaData();
frontend_ = std::make_unique<PiperPhonemizeLexicon>(
config_.model.kokoro.tokens, config_.model.kokoro.data_dir, meta_data);
}
GeneratedAudio Process(const std::vector<std::vector<int64_t>> &tokens,
int32_t sid, float speed) const {
int32_t num_tokens = 0;
for (const auto &k : tokens) {
num_tokens += k.size();
}
std::vector<int64_t> x;
x.reserve(num_tokens);
for (const auto &k : tokens) {
x.insert(x.end(), k.begin(), k.end());
}
auto memory_info =
Ort::MemoryInfo::CreateCpu(OrtDeviceAllocator, OrtMemTypeDefault);
std::array<int64_t, 2> x_shape = {1, static_cast<int32_t>(x.size())};
Ort::Value x_tensor = Ort::Value::CreateTensor(
memory_info, x.data(), x.size(), x_shape.data(), x_shape.size());
Ort::Value audio = model_->Run(std::move(x_tensor), sid, speed);
std::vector<int64_t> audio_shape =
audio.GetTensorTypeAndShapeInfo().GetShape();
int64_t total = 1;
// The output shape may be (1, 1, total) or (1, total) or (total,)
for (auto i : audio_shape) {
total *= i;
}
const float *p = audio.GetTensorData<float>();
GeneratedAudio ans;
ans.sample_rate = model_->GetMetaData().sample_rate;
ans.samples = std::vector<float>(p, p + total);
return ans;
}
private:
OfflineTtsConfig config_;
std::unique_ptr<OfflineTtsKokoroModel> model_;
std::vector<std::unique_ptr<kaldifst::TextNormalizer>> tn_list_;
std::unique_ptr<OfflineTtsFrontend> frontend_;
};
} // namespace sherpa_onnx
#endif // SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_IMPL_H_
... ...
// sherpa-onnx/csrc/offline-tts-kokoro-model-config.cc
//
// Copyright (c) 2025 Xiaomi Corporation
#include "sherpa-onnx/csrc/offline-tts-kokoro-model-config.h"
#include <vector>
#include "sherpa-onnx/csrc/file-utils.h"
#include "sherpa-onnx/csrc/macros.h"
namespace sherpa_onnx {
void OfflineTtsKokoroModelConfig::Register(ParseOptions *po) {
po->Register("kokoro-model", &model, "Path to Kokoro model");
po->Register("kokoro-voices", &voices,
"Path to voices.bin for Kokoro models");
po->Register("kokoro-tokens", &tokens,
"Path to tokens.txt for Kokoro models");
po->Register("kokoro-data-dir", &data_dir,
"Path to the directory containing dict for espeak-ng.");
po->Register("kokoro-length-scale", &length_scale,
"Speech speed. Larger->Slower; Smaller->faster.");
}
bool OfflineTtsKokoroModelConfig::Validate() const {
if (model.empty()) {
SHERPA_ONNX_LOGE("Please provide --kokoro-model");
return false;
}
if (!FileExists(model)) {
SHERPA_ONNX_LOGE("--kokoro-model: '%s' does not exist", model.c_str());
return false;
}
if (tokens.empty()) {
SHERPA_ONNX_LOGE("Please provide --kokoro-tokens");
return false;
}
if (!FileExists(tokens)) {
SHERPA_ONNX_LOGE("--kokoro-tokens: '%s' does not exist", tokens.c_str());
return false;
}
if (data_dir.empty()) {
SHERPA_ONNX_LOGE("Please provide --kokoro-data-dir");
return false;
}
if (!FileExists(data_dir + "/phontab")) {
SHERPA_ONNX_LOGE(
"'%s/phontab' does not exist. Please check --kokoro-data-dir",
data_dir.c_str());
return false;
}
if (!FileExists(data_dir + "/phonindex")) {
SHERPA_ONNX_LOGE(
"'%s/phonindex' does not exist. Please check --kokoro-data-dir",
data_dir.c_str());
return false;
}
if (!FileExists(data_dir + "/phondata")) {
SHERPA_ONNX_LOGE(
"'%s/phondata' does not exist. Please check --kokoro-data-dir",
data_dir.c_str());
return false;
}
if (!FileExists(data_dir + "/intonations")) {
SHERPA_ONNX_LOGE(
"'%s/intonations' does not exist. Please check --kokoro-data-dir",
data_dir.c_str());
return false;
}
return true;
}
std::string OfflineTtsKokoroModelConfig::ToString() const {
std::ostringstream os;
os << "OfflineTtsKokoroModelConfig(";
os << "model=\"" << model << "\", ";
os << "voices=\"" << voices << "\", ";
os << "tokens=\"" << tokens << "\", ";
os << "data_dir=\"" << data_dir << "\", ";
os << "length_scale=" << length_scale << ")";
return os.str();
}
} // namespace sherpa_onnx
... ...
// sherpa-onnx/csrc/offline-tts-kokoro-model-config.h
//
// Copyright (c) 2025 Xiaomi Corporation
#ifndef SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_CONFIG_H_
#define SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_CONFIG_H_
#include <string>
#include "sherpa-onnx/csrc/parse-options.h"
namespace sherpa_onnx {
struct OfflineTtsKokoroModelConfig {
std::string model;
std::string voices;
std::string tokens;
std::string data_dir;
// speed = 1 / length_scale
float length_scale = 1.0;
OfflineTtsKokoroModelConfig() = default;
OfflineTtsKokoroModelConfig(const std::string &model,
const std::string &voices,
const std::string &tokens,
const std::string &data_dir, float length_scale)
: model(model),
voices(voices),
tokens(tokens),
data_dir(data_dir),
length_scale(length_scale) {}
void Register(ParseOptions *po);
bool Validate() const;
std::string ToString() const;
};
} // namespace sherpa_onnx
#endif // SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_CONFIG_H_
... ...
// sherpa-onnx/csrc/offline-tts-kokoro-model-metadata.h
//
// Copyright (c) 2025 Xiaomi Corporation
#ifndef SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_META_DATA_H_
#define SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_META_DATA_H_
#include <cstdint>
#include <string>
namespace sherpa_onnx {
// please refer to
// https://github.com/k2-fsa/sherpa-onnx/blob/master/scripts/kokoro/add-meta-data.py
struct OfflineTtsKokoroModelMetaData {
int32_t sample_rate = 0;
int32_t num_speakers = 0;
int32_t version = 1;
int32_t has_espeak = 1;
int32_t max_token_len = 0;
};
} // namespace sherpa_onnx
#endif // SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_META_DATA_H_
... ...
// sherpa-onnx/csrc/offline-tts-kokoro-model.cc
//
// Copyright (c) 2025 Xiaomi Corporation
#include "sherpa-onnx/csrc/offline-tts-kokoro-model.h"
#include <algorithm>
#include <string>
#include <utility>
#include <vector>
#if __ANDROID_API__ >= 9
#include "android/asset_manager.h"
#include "android/asset_manager_jni.h"
#endif
#if __OHOS__
#include "rawfile/raw_file_manager.h"
#endif
#include "sherpa-onnx/csrc/macros.h"
#include "sherpa-onnx/csrc/onnx-utils.h"
#include "sherpa-onnx/csrc/session.h"
#include "sherpa-onnx/csrc/text-utils.h"
namespace sherpa_onnx {
class OfflineTtsKokoroModel::Impl {
public:
explicit Impl(const OfflineTtsModelConfig &config)
: config_(config),
env_(ORT_LOGGING_LEVEL_ERROR),
sess_opts_(GetSessionOptions(config)),
allocator_{} {
auto model_buf = ReadFile(config.kokoro.model);
auto voices_buf = ReadFile(config.kokoro.voices);
Init(model_buf.data(), model_buf.size(), voices_buf.data(),
voices_buf.size());
}
template <typename Manager>
Impl(Manager *mgr, const OfflineTtsModelConfig &config)
: config_(config),
env_(ORT_LOGGING_LEVEL_ERROR),
sess_opts_(GetSessionOptions(config)),
allocator_{} {
auto model_buf = ReadFile(mgr, config.kokoro.model);
auto voices_buf = ReadFile(mgr, config.kokoro.voices);
Init(model_buf.data(), model_buf.size(), voices_buf.data(),
voices_buf.size());
}
const OfflineTtsKokoroModelMetaData &GetMetaData() const {
return meta_data_;
}
Ort::Value Run(Ort::Value x, int32_t sid, float speed) {
auto memory_info =
Ort::MemoryInfo::CreateCpu(OrtDeviceAllocator, OrtMemTypeDefault);
std::vector<int64_t> x_shape = x.GetTensorTypeAndShapeInfo().GetShape();
if (x_shape[0] != 1) {
SHERPA_ONNX_LOGE("Support only batch_size == 1. Given: %d",
static_cast<int32_t>(x_shape[0]));
exit(-1);
}
// there is a 0 at the front and end of x
int32_t len = static_cast<int32_t>(x_shape[1]) - 2;
int32_t num_speakers = meta_data_.num_speakers;
int32_t dim0 = style_dim_[0];
int32_t dim1 = style_dim_[2];
if (len >= dim0) {
SHERPA_ONNX_LOGE("Bad things happened! %d vs %d", len, dim0);
SHERPA_ONNX_EXIT(-1);
}
/*const*/ float *p = styles_.data() + sid * dim0 * dim1 + len * dim1;
std::array<int64_t, 2> style_embedding_shape = {1, dim1};
Ort::Value style_embedding = Ort::Value::CreateTensor(
memory_info, p, dim1, style_embedding_shape.data(),
style_embedding_shape.size());
int64_t speed_shape = 1;
Ort::Value speed_tensor =
Ort::Value::CreateTensor(memory_info, &speed, 1, &speed_shape, 1);
std::array<Ort::Value, 3> inputs = {
std::move(x), std::move(style_embedding), std::move(speed_tensor)};
auto out =
sess_->Run({}, input_names_ptr_.data(), inputs.data(), inputs.size(),
output_names_ptr_.data(), output_names_ptr_.size());
return std::move(out[0]);
}
private:
void Init(void *model_data, size_t model_data_length, const char *voices_data,
size_t voices_data_length) {
sess_ = std::make_unique<Ort::Session>(env_, model_data, model_data_length,
sess_opts_);
GetInputNames(sess_.get(), &input_names_, &input_names_ptr_);
GetOutputNames(sess_.get(), &output_names_, &output_names_ptr_);
// get meta data
Ort::ModelMetadata meta_data = sess_->GetModelMetadata();
if (config_.debug) {
std::ostringstream os;
os << "---kokoro model---\n";
PrintModelMetadata(os, meta_data);
os << "----------input names----------\n";
int32_t i = 0;
for (const auto &s : input_names_) {
os << i << " " << s << "\n";
++i;
}
os << "----------output names----------\n";
i = 0;
for (const auto &s : output_names_) {
os << i << " " << s << "\n";
++i;
}
#if __OHOS__
SHERPA_ONNX_LOGE("%{public}s\n", os.str().c_str());
#else
SHERPA_ONNX_LOGE("%s\n", os.str().c_str());
#endif
}
Ort::AllocatorWithDefaultOptions allocator; // used in the macro below
SHERPA_ONNX_READ_META_DATA(meta_data_.sample_rate, "sample_rate");
SHERPA_ONNX_READ_META_DATA_WITH_DEFAULT(meta_data_.version, "version", 1);
SHERPA_ONNX_READ_META_DATA(meta_data_.num_speakers, "n_speakers");
SHERPA_ONNX_READ_META_DATA(meta_data_.has_espeak, "has_espeak");
if (config_.debug) {
std::vector<std::string> speaker_names;
SHERPA_ONNX_READ_META_DATA_VEC_STRING(speaker_names, "speaker_names");
std::ostringstream os;
os << "\n";
for (int32_t i = 0; i != speaker_names.size(); ++i) {
os << i << "->" << speaker_names[i] << ", ";
}
os << "\n";
#if __OHOS__
SHERPA_ONNX_LOGE("%{public}s\n", os.str().c_str());
#else
SHERPA_ONNX_LOGE("%s\n", os.str().c_str());
#endif
}
SHERPA_ONNX_READ_META_DATA_VEC(style_dim_, "style_dim");
if (style_dim_.size() != 3) {
SHERPA_ONNX_LOGE("style_dim should be 3-d, given: %d",
static_cast<int32_t>(style_dim_.size()));
SHERPA_ONNX_EXIT(-1);
}
if (style_dim_[1] != 1) {
SHERPA_ONNX_LOGE("style_dim[0] should be 1, given: %d", style_dim_[1]);
SHERPA_ONNX_EXIT(-1);
}
int32_t actual_num_floats = voices_data_length / sizeof(float);
int32_t expected_num_floats =
style_dim_[0] * style_dim_[2] * meta_data_.num_speakers;
if (actual_num_floats != expected_num_floats) {
#if __OHOS__
SHERPA_ONNX_LOGE(
"Corrupted --kokoro-voices '%{public}s'. Expected #floats: "
"%{public}d, actual: %{public}d",
config_.kokoro.voices.c_str(), expected_num_floats,
actual_num_floats);
#else
SHERPA_ONNX_LOGE(
"Corrupted --kokoro-voices '%s'. Expected #floats: %d, actual: %d",
config_.kokoro.voices.c_str(), expected_num_floats,
actual_num_floats);
#endif
SHERPA_ONNX_EXIT(-1);
}
styles_ = std::vector<float>(
reinterpret_cast<const float *>(voices_data),
reinterpret_cast<const float *>(voices_data) + expected_num_floats);
meta_data_.max_token_len = style_dim_[0];
}
private:
OfflineTtsModelConfig config_;
Ort::Env env_;
Ort::SessionOptions sess_opts_;
Ort::AllocatorWithDefaultOptions allocator_;
std::unique_ptr<Ort::Session> sess_;
std::vector<std::string> input_names_;
std::vector<const char *> input_names_ptr_;
std::vector<std::string> output_names_;
std::vector<const char *> output_names_ptr_;
OfflineTtsKokoroModelMetaData meta_data_;
std::vector<int32_t> style_dim_;
// (num_speakers, style_dim_[0], style_dim_[2])
std::vector<float> styles_;
};
OfflineTtsKokoroModel::OfflineTtsKokoroModel(
const OfflineTtsModelConfig &config)
: impl_(std::make_unique<Impl>(config)) {}
template <typename Manager>
OfflineTtsKokoroModel::OfflineTtsKokoroModel(
Manager *mgr, const OfflineTtsModelConfig &config)
: impl_(std::make_unique<Impl>(mgr, config)) {}
OfflineTtsKokoroModel::~OfflineTtsKokoroModel() = default;
const OfflineTtsKokoroModelMetaData &OfflineTtsKokoroModel::GetMetaData()
const {
return impl_->GetMetaData();
}
Ort::Value OfflineTtsKokoroModel::Run(Ort::Value x, int64_t sid /*= 0*/,
float speed /*= 1.0*/) const {
return impl_->Run(std::move(x), sid, speed);
}
#if __ANDROID_API__ >= 9
template OfflineTtsKokoroModel::OfflineTtsKokoroModel(
AAssetManager *mgr, const OfflineTtsModelConfig &config);
#endif
#if __OHOS__
template OfflineTtsKokoroModel::OfflineTtsKokoroModel(
NativeResourceManager *mgr, const OfflineTtsModelConfig &config);
#endif
} // namespace sherpa_onnx
... ...
// sherpa-onnx/csrc/offline-tts-kokoro-model.h
//
// Copyright (c) 2025 Xiaomi Corporation
#ifndef SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_H_
#define SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_H_
#include <memory>
#include <string>
#include "onnxruntime_cxx_api.h" // NOLINT
#include "sherpa-onnx/csrc/offline-tts-kokoro-model-meta-data.h"
#include "sherpa-onnx/csrc/offline-tts-model-config.h"
namespace sherpa_onnx {
class OfflineTtsKokoroModel {
public:
~OfflineTtsKokoroModel();
explicit OfflineTtsKokoroModel(const OfflineTtsModelConfig &config);
template <typename Manager>
OfflineTtsKokoroModel(Manager *mgr, const OfflineTtsModelConfig &config);
// Return a float32 tensor containing the mel
// of shape (batch_size, mel_dim, num_frames)
Ort::Value Run(Ort::Value x, int64_t sid = 0, float speed = 1.0) const;
const OfflineTtsKokoroModelMetaData &GetMetaData() const;
private:
class Impl;
std::unique_ptr<Impl> impl_;
};
} // namespace sherpa_onnx
#endif // SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_H_
... ...
// sherpa-onnx/csrc/offline-tts-matcha-model-metadata.h
// sherpa-onnx/csrc/offline-tts-matcha-model-meta-data.h
//
// Copyright (c) 2023 Xiaomi Corporation
#ifndef SHERPA_ONNX_CSRC_OFFLINE_TTS_MATCHA_MODEL_METADATA_H_
#define SHERPA_ONNX_CSRC_OFFLINE_TTS_MATCHA_MODEL_METADATA_H_
#ifndef SHERPA_ONNX_CSRC_OFFLINE_TTS_MATCHA_MODEL_META_DATA_H_
#define SHERPA_ONNX_CSRC_OFFLINE_TTS_MATCHA_MODEL_META_DATA_H_
#include <cstdint>
#include <string>
... ... @@ -25,4 +25,4 @@ struct OfflineTtsMatchaModelMetaData {
} // namespace sherpa_onnx
#endif // SHERPA_ONNX_CSRC_OFFLINE_TTS_MATCHA_MODEL_METADATA_H_
#endif // SHERPA_ONNX_CSRC_OFFLINE_TTS_MATCHA_MODEL_META_DATA_H_
... ...
... ... @@ -9,7 +9,7 @@
#include <string>
#include "onnxruntime_cxx_api.h" // NOLINT
#include "sherpa-onnx/csrc/offline-tts-matcha-model-metadata.h"
#include "sherpa-onnx/csrc/offline-tts-matcha-model-meta-data.h"
#include "sherpa-onnx/csrc/offline-tts-model-config.h"
namespace sherpa_onnx {
... ...
... ... @@ -11,6 +11,7 @@ namespace sherpa_onnx {
void OfflineTtsModelConfig::Register(ParseOptions *po) {
vits.Register(po);
matcha.Register(po);
kokoro.Register(po);
po->Register("num-threads", &num_threads,
"Number of threads to run the neural network");
... ... @@ -32,7 +33,11 @@ bool OfflineTtsModelConfig::Validate() const {
return vits.Validate();
}
if (!matcha.acoustic_model.empty()) {
return matcha.Validate();
}
return kokoro.Validate();
}
std::string OfflineTtsModelConfig::ToString() const {
... ... @@ -41,6 +46,7 @@ std::string OfflineTtsModelConfig::ToString() const {
os << "OfflineTtsModelConfig(";
os << "vits=" << vits.ToString() << ", ";
os << "matcha=" << matcha.ToString() << ", ";
os << "kokoro=" << kokoro.ToString() << ", ";
os << "num_threads=" << num_threads << ", ";
os << "debug=" << (debug ? "True" : "False") << ", ";
os << "provider=\"" << provider << "\")";
... ...
... ... @@ -7,6 +7,7 @@
#include <string>
#include "sherpa-onnx/csrc/offline-tts-kokoro-model-config.h"
#include "sherpa-onnx/csrc/offline-tts-matcha-model-config.h"
#include "sherpa-onnx/csrc/offline-tts-vits-model-config.h"
#include "sherpa-onnx/csrc/parse-options.h"
... ... @@ -16,6 +17,7 @@ namespace sherpa_onnx {
struct OfflineTtsModelConfig {
OfflineTtsVitsModelConfig vits;
OfflineTtsMatchaModelConfig matcha;
OfflineTtsKokoroModelConfig kokoro;
int32_t num_threads = 1;
bool debug = false;
... ... @@ -25,10 +27,12 @@ struct OfflineTtsModelConfig {
OfflineTtsModelConfig(const OfflineTtsVitsModelConfig &vits,
const OfflineTtsMatchaModelConfig &matcha,
const OfflineTtsKokoroModelConfig &kokoro,
int32_t num_threads, bool debug,
const std::string &provider)
: vits(vits),
matcha(matcha),
kokoro(kokoro),
num_threads(num_threads),
debug(debug),
provider(provider) {}
... ...
// sherpa-onnx/csrc/offline-tts-vits-model-metadata.h
// sherpa-onnx/csrc/offline-tts-vits-model-meta-data.h
//
// Copyright (c) 2023 Xiaomi Corporation
#ifndef SHERPA_ONNX_CSRC_OFFLINE_TTS_VITS_MODEL_METADATA_H_
#define SHERPA_ONNX_CSRC_OFFLINE_TTS_VITS_MODEL_METADATA_H_
#ifndef SHERPA_ONNX_CSRC_OFFLINE_TTS_VITS_MODEL_META_DATA_H_
#define SHERPA_ONNX_CSRC_OFFLINE_TTS_VITS_MODEL_META_DATA_H_
#include <cstdint>
#include <string>
... ... @@ -46,4 +46,4 @@ struct OfflineTtsVitsModelMetaData {
} // namespace sherpa_onnx
#endif // SHERPA_ONNX_CSRC_OFFLINE_TTS_VITS_MODEL_METADATA_H_
#endif // SHERPA_ONNX_CSRC_OFFLINE_TTS_VITS_MODEL_META_DATA_H_
... ...
... ... @@ -10,7 +10,7 @@
#include "onnxruntime_cxx_api.h" // NOLINT
#include "sherpa-onnx/csrc/offline-tts-model-config.h"
#include "sherpa-onnx/csrc/offline-tts-vits-model-metadata.h"
#include "sherpa-onnx/csrc/offline-tts-vits-model-meta-data.h"
namespace sherpa_onnx {
... ...
... ... @@ -155,6 +155,36 @@ static std::vector<int64_t> PiperPhonemesToIdsMatcha(
return ans;
}
static std::vector<std::vector<int64_t>> PiperPhonemesToIdsKokoro(
const std::unordered_map<char32_t, int32_t> &token2id,
const std::vector<piper::Phoneme> &phonemes, int32_t max_len) {
std::vector<std::vector<int64_t>> ans;
std::vector<int64_t> current;
current.reserve(phonemes.size());
for (auto p : phonemes) {
if (token2id.count(p)) {
if (current.size() > max_len - 1) {
current.push_back(0);
ans.push_back(std::move(current));
current.reserve(phonemes.size());
current.push_back(0);
}
current.push_back(token2id.at(p));
} else {
SHERPA_ONNX_LOGE("Skip unknown phonemes. Unicode codepoint: \\U+%04x.",
static_cast<uint32_t>(p));
}
}
current.push_back(0);
ans.push_back(std::move(current));
return ans;
}
static std::vector<int64_t> CoquiPhonemesToIds(
const std::unordered_map<char32_t, int32_t> &token2id,
const std::vector<piper::Phoneme> &phonemes,
... ... @@ -269,6 +299,18 @@ PiperPhonemizeLexicon::PiperPhonemizeLexicon(
InitEspeak(data_dir);
}
PiperPhonemizeLexicon::PiperPhonemizeLexicon(
const std::string &tokens, const std::string &data_dir,
const OfflineTtsKokoroModelMetaData &kokoro_meta_data)
: kokoro_meta_data_(kokoro_meta_data), is_kokoro_(true) {
{
std::ifstream is(tokens);
token2id_ = ReadTokens(is);
}
InitEspeak(data_dir);
}
template <typename Manager>
PiperPhonemizeLexicon::PiperPhonemizeLexicon(
Manager *mgr, const std::string &tokens, const std::string &data_dir,
... ... @@ -286,10 +328,29 @@ PiperPhonemizeLexicon::PiperPhonemizeLexicon(
InitEspeak(data_dir);
}
template <typename Manager>
PiperPhonemizeLexicon::PiperPhonemizeLexicon(
Manager *mgr, const std::string &tokens, const std::string &data_dir,
const OfflineTtsKokoroModelMetaData &kokoro_meta_data)
: kokoro_meta_data_(kokoro_meta_data), is_kokoro_(true) {
{
auto buf = ReadFile(mgr, tokens);
std::istrstream is(buf.data(), buf.size());
token2id_ = ReadTokens(is);
}
// We should copy the directory of espeak-ng-data from the asset to
// some internal or external storage and then pass the directory to
// data_dir.
InitEspeak(data_dir);
}
std::vector<TokenIDs> PiperPhonemizeLexicon::ConvertTextToTokenIds(
const std::string &text, const std::string &voice /*= ""*/) const {
if (is_matcha_) {
return ConvertTextToTokenIdsMatcha(text, voice);
} else if (is_kokoro_) {
return ConvertTextToTokenIdsKokoro(text, voice);
} else {
return ConvertTextToTokenIdsVits(text, voice);
}
... ... @@ -320,6 +381,32 @@ std::vector<TokenIDs> PiperPhonemizeLexicon::ConvertTextToTokenIdsMatcha(
return ans;
}
std::vector<TokenIDs> PiperPhonemizeLexicon::ConvertTextToTokenIdsKokoro(
const std::string &text, const std::string &voice /*= ""*/) const {
piper::eSpeakPhonemeConfig config;
// ./bin/espeak-ng-bin --path ./install/share/espeak-ng-data/ --voices
// to list available voices
config.voice = voice; // e.g., voice is en-us
std::vector<std::vector<piper::Phoneme>> phonemes;
CallPhonemizeEspeak(text, config, &phonemes);
std::vector<TokenIDs> ans;
for (const auto &p : phonemes) {
auto phoneme_ids =
PiperPhonemesToIdsKokoro(token2id_, p, kokoro_meta_data_.max_token_len);
for (auto &ids : phoneme_ids) {
ans.emplace_back(std::move(ids));
}
}
return ans;
}
std::vector<TokenIDs> PiperPhonemizeLexicon::ConvertTextToTokenIdsVits(
const std::string &text, const std::string &voice /*= ""*/) const {
piper::eSpeakPhonemeConfig config;
... ... @@ -363,6 +450,10 @@ template PiperPhonemizeLexicon::PiperPhonemizeLexicon(
template PiperPhonemizeLexicon::PiperPhonemizeLexicon(
AAssetManager *mgr, const std::string &tokens, const std::string &data_dir,
const OfflineTtsMatchaModelMetaData &matcha_meta_data);
template PiperPhonemizeLexicon::PiperPhonemizeLexicon(
AAssetManager *mgr, const std::string &tokens, const std::string &data_dir,
const OfflineTtsKokoroModelMetaData &kokoro_meta_data);
#endif
#if __OHOS__
... ... @@ -375,6 +466,11 @@ template PiperPhonemizeLexicon::PiperPhonemizeLexicon(
NativeResourceManager *mgr, const std::string &tokens,
const std::string &data_dir,
const OfflineTtsMatchaModelMetaData &matcha_meta_data);
template PiperPhonemizeLexicon::PiperPhonemizeLexicon(
NativeResourceManager *mgr, const std::string &tokens,
const std::string &data_dir,
const OfflineTtsKokoroModelMetaData &kokoro_meta_data);
#endif
} // namespace sherpa_onnx
... ...
... ... @@ -10,8 +10,9 @@
#include <vector>
#include "sherpa-onnx/csrc/offline-tts-frontend.h"
#include "sherpa-onnx/csrc/offline-tts-matcha-model-metadata.h"
#include "sherpa-onnx/csrc/offline-tts-vits-model-metadata.h"
#include "sherpa-onnx/csrc/offline-tts-kokoro-model-meta-data.h"
#include "sherpa-onnx/csrc/offline-tts-matcha-model-meta-data.h"
#include "sherpa-onnx/csrc/offline-tts-vits-model-meta-data.h"
namespace sherpa_onnx {
... ... @@ -23,6 +24,9 @@ class PiperPhonemizeLexicon : public OfflineTtsFrontend {
PiperPhonemizeLexicon(const std::string &tokens, const std::string &data_dir,
const OfflineTtsMatchaModelMetaData &matcha_meta_data);
PiperPhonemizeLexicon(const std::string &tokens, const std::string &data_dir,
const OfflineTtsKokoroModelMetaData &kokoro_meta_data);
template <typename Manager>
PiperPhonemizeLexicon(Manager *mgr, const std::string &tokens,
const std::string &data_dir,
... ... @@ -33,6 +37,11 @@ class PiperPhonemizeLexicon : public OfflineTtsFrontend {
const std::string &data_dir,
const OfflineTtsMatchaModelMetaData &matcha_meta_data);
template <typename Manager>
PiperPhonemizeLexicon(Manager *mgr, const std::string &tokens,
const std::string &data_dir,
const OfflineTtsKokoroModelMetaData &kokoro_meta_data);
std::vector<TokenIDs> ConvertTextToTokenIds(
const std::string &text, const std::string &voice = "") const override;
... ... @@ -43,12 +52,17 @@ class PiperPhonemizeLexicon : public OfflineTtsFrontend {
std::vector<TokenIDs> ConvertTextToTokenIdsMatcha(
const std::string &text, const std::string &voice = "") const;
std::vector<TokenIDs> ConvertTextToTokenIdsKokoro(
const std::string &text, const std::string &voice = "") const;
private:
// map unicode codepoint to an integer ID
std::unordered_map<char32_t, int32_t> token2id_;
OfflineTtsVitsModelMetaData vits_meta_data_;
OfflineTtsMatchaModelMetaData matcha_meta_data_;
OfflineTtsKokoroModelMetaData kokoro_meta_data_;
bool is_matcha_ = false;
bool is_kokoro_ = false;
};
} // namespace sherpa_onnx
... ...
... ... @@ -54,6 +54,7 @@ endif()
if(SHERPA_ONNX_ENABLE_TTS)
list(APPEND srcs
offline-tts-kokoro-model-config.cc
offline-tts-matcha-model-config.cc
offline-tts-model-config.cc
offline-tts-vits-model-config.cc
... ...
// sherpa-onnx/python/csrc/offline-tts-kokoro-model-config.cc
//
// Copyright (c) 2025 Xiaomi Corporation
#include "sherpa-onnx/python/csrc/offline-tts-kokoro-model-config.h"
#include <string>
#include "sherpa-onnx/csrc/offline-tts-kokoro-model-config.h"
namespace sherpa_onnx {
void PybindOfflineTtsKokoroModelConfig(py::module *m) {
using PyClass = OfflineTtsKokoroModelConfig;
py::class_<PyClass>(*m, "OfflineTtsKokoroModelConfig")
.def(py::init<>())
.def(py::init<const std::string &, const std::string &,
const std::string &, const std::string &, float>(),
py::arg("model"), py::arg("voices"), py::arg("tokens"),
py::arg("data_dir"), py::arg("length_scale") = 1.0)
.def_readwrite("model", &PyClass::model)
.def_readwrite("voices", &PyClass::voices)
.def_readwrite("tokens", &PyClass::tokens)
.def_readwrite("data_dir", &PyClass::data_dir)
.def_readwrite("length_scale", &PyClass::length_scale)
.def("__str__", &PyClass::ToString)
.def("validate", &PyClass::Validate);
}
} // namespace sherpa_onnx
... ...
// sherpa-onnx/python/csrc/offline-tts-kokoro-model-config.h
//
// Copyright (c) 2025 Xiaomi Corporation
#ifndef SHERPA_ONNX_PYTHON_CSRC_OFFLINE_TTS_KOKORO_MODEL_CONFIG_H_
#define SHERPA_ONNX_PYTHON_CSRC_OFFLINE_TTS_KOKORO_MODEL_CONFIG_H_
#include "sherpa-onnx/python/csrc/sherpa-onnx.h"
namespace sherpa_onnx {
void PybindOfflineTtsKokoroModelConfig(py::module *m);
}
#endif // SHERPA_ONNX_PYTHON_CSRC_OFFLINE_TTS_KOKORO_MODEL_CONFIG_H_
... ...
... ... @@ -7,6 +7,7 @@
#include <string>
#include "sherpa-onnx/csrc/offline-tts-model-config.h"
#include "sherpa-onnx/python/csrc/offline-tts-kokoro-model-config.h"
#include "sherpa-onnx/python/csrc/offline-tts-matcha-model-config.h"
#include "sherpa-onnx/python/csrc/offline-tts-vits-model-config.h"
... ... @@ -15,20 +16,24 @@ namespace sherpa_onnx {
void PybindOfflineTtsModelConfig(py::module *m) {
PybindOfflineTtsVitsModelConfig(m);
PybindOfflineTtsMatchaModelConfig(m);
PybindOfflineTtsKokoroModelConfig(m);
using PyClass = OfflineTtsModelConfig;
py::class_<PyClass>(*m, "OfflineTtsModelConfig")
.def(py::init<>())
.def(py::init<const OfflineTtsVitsModelConfig &,
const OfflineTtsMatchaModelConfig &, int32_t, bool,
const OfflineTtsMatchaModelConfig &,
const OfflineTtsKokoroModelConfig &, int32_t, bool,
const std::string &>(),
py::arg("vits") = OfflineTtsVitsModelConfig{},
py::arg("matcha") = OfflineTtsMatchaModelConfig{},
py::arg("kokoro") = OfflineTtsKokoroModelConfig{},
py::arg("num_threads") = 1, py::arg("debug") = false,
py::arg("provider") = "cpu")
.def_readwrite("vits", &PyClass::vits)
.def_readwrite("matcha", &PyClass::matcha)
.def_readwrite("kokoro", &PyClass::kokoro)
.def_readwrite("num_threads", &PyClass::num_threads)
.def_readwrite("debug", &PyClass::debug)
.def_readwrite("provider", &PyClass::provider)
... ...
... ... @@ -20,6 +20,7 @@ from _sherpa_onnx import (
OfflineStream,
OfflineTts,
OfflineTtsConfig,
OfflineTtsKokoroModelConfig,
OfflineTtsMatchaModelConfig,
OfflineTtsModelConfig,
OfflineTtsVitsModelConfig,
... ...