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Add C API for MatchaTTS models (#1675)

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This commit is contained in:
Fangjun Kuang
2025-01-03 12:17:26 +08:00
committed by GitHub
parent a4365dad82
commit 9aa4897a9e
7 changed files with 260 additions and 3 deletions
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45
.github/workflows/c-api.yaml vendored
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@@ -81,6 +81,51 @@ jobs:
otool -L ./install/lib/libsherpa-onnx-c-api.dylib
fi
- name: Test Matcha TTS (zh)
shell: bash
run: |
gcc -o matcha-tts-zh-c-api ./c-api-examples/matcha-tts-zh-c-api.c \
-I ./build/install/include \
-L ./build/install/lib/ \
-l sherpa-onnx-c-api \
-l onnxruntime
curl -SL -O 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
rm matcha-icefall-zh-baker.tar.bz2
curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/vocoder-models/hifigan_v2.onnx
export LD_LIBRARY_PATH=$PWD/build/install/lib:$LD_LIBRARY_PATH
export DYLD_LIBRARY_PATH=$PWD/build/install/lib:$DYLD_LIBRARY_PATH
./matcha-tts-zh-c-api
- name: Test Matcha TTS (en)
shell: bash
run: |
gcc -o matcha-tts-en-c-api ./c-api-examples/matcha-tts-en-c-api.c \
-I ./build/install/include \
-L ./build/install/lib/ \
-l sherpa-onnx-c-api \
-l onnxruntime
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
rm matcha-icefall-en_US-ljspeech.tar.bz2
curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/vocoder-models/hifigan_v2.onnx
export LD_LIBRARY_PATH=$PWD/build/install/lib:$LD_LIBRARY_PATH
export DYLD_LIBRARY_PATH=$PWD/build/install/lib:$DYLD_LIBRARY_PATH
./matcha-tts-en-c-api
- uses: actions/upload-artifact@v4
with:
name: matcha-tts-${{ matrix.os }}
path: ./generated-matcha-*.wav
- name: Test vad + Whisper tiny.en
shell: bash
run: |

6
c-api-examples/CMakeLists.txt
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@@ -7,6 +7,12 @@ target_link_libraries(decode-file-c-api sherpa-onnx-c-api cargs)
if(SHERPA_ONNX_ENABLE_TTS)
add_executable(offline-tts-c-api offline-tts-c-api.c)
target_link_libraries(offline-tts-c-api sherpa-onnx-c-api cargs)
add_executable(matcha-tts-zh-c-api matcha-tts-zh-c-api.c)
target_link_libraries(matcha-tts-zh-c-api sherpa-onnx-c-api)
add_executable(matcha-tts-en-c-api matcha-tts-en-c-api.c)
target_link_libraries(matcha-tts-en-c-api sherpa-onnx-c-api)
endif()
if(SHERPA_ONNX_ENABLE_SPEAKER_DIARIZATION)

87
c-api-examples/matcha-tts-en-c-api.c Normal file
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@@ -0,0 +1,87 @@
// c-api-examples/matcha-tts-en-c-api.c
//
// Copyright (c) 2025 Xiaomi Corporation
// This file shows how to use sherpa-onnx C API
// for English TTS with MatchaTTS.
//
// clang-format off
/*
Usage
wget 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
rm matcha-icefall-en_US-ljspeech.tar.bz2
wget https://github.com/k2-fsa/sherpa-onnx/releases/download/vocoder-models/hifigan_v2.onnx
./matcha-tts-en-c-api
*/
// clang-format on
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "sherpa-onnx/c-api/c-api.h"
static int32_t ProgressCallback(const float *samples, int32_t num_samples,
float progress) {
fprintf(stderr, "Progress: %.3f%%\n", progress * 100);
// return 1 to continue generating
// return 0 to stop generating
return 1;
}
int32_t main(int32_t argc, char *argv[]) {
SherpaOnnxOfflineTtsConfig config;
memset(&config, 0, sizeof(config));
config.model.matcha.acoustic_model =
"./matcha-icefall-en_US-ljspeech/model-steps-3.onnx";
config.model.matcha.vocoder = "./hifigan_v2.onnx";
config.model.matcha.tokens = "./matcha-icefall-en_US-ljspeech/tokens.txt";
config.model.matcha.data_dir =
"./matcha-icefall-en_US-ljspeech/espeak-ng-data";
config.model.num_threads = 1;
// If you don't want to see debug messages, please set it to 0
config.model.debug = 1;
const char *filename = "./generated-matcha-en.wav";
const char *text =
"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. "
"Friends fell out often because life was changing so fast. The easiest "
"thing in the world was to lose touch with someone.";
SherpaOnnxOfflineTts *tts = SherpaOnnxCreateOfflineTts(&config);
int32_t sid = 0;
float speed = 1.0; // larger -> faster in speech speed
#if 0
// If you don't want to use a callback, then please enable this branch
const SherpaOnnxGeneratedAudio *audio =
SherpaOnnxOfflineTtsGenerate(tts, text, sid, speed);
#else
const SherpaOnnxGeneratedAudio *audio =
SherpaOnnxOfflineTtsGenerateWithProgressCallback(tts, text, sid, speed,
ProgressCallback);
#endif
SherpaOnnxWriteWave(audio->samples, audio->n, audio->sample_rate, filename);
SherpaOnnxDestroyOfflineTtsGeneratedAudio(audio);
SherpaOnnxDestroyOfflineTts(tts);
fprintf(stderr, "Input text is: %s\n", text);
fprintf(stderr, "Speaker ID is is: %d\n", sid);
fprintf(stderr, "Saved to: %s\n", filename);
return 0;
}

87
c-api-examples/matcha-tts-zh-c-api.c Normal file
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@@ -0,0 +1,87 @@
// c-api-examples/matcha-tts-zh-c-api.c
//
// Copyright (c) 2025 Xiaomi Corporation
// This file shows how to use sherpa-onnx C API
// for Chinese TTS with MatchaTTS.
//
// clang-format off
/*
Usage
wget 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
rm matcha-icefall-zh-baker.tar.bz2
wget https://github.com/k2-fsa/sherpa-onnx/releases/download/vocoder-models/hifigan_v2.onnx
./matcha-tts-zh-c-api
*/
// clang-format on
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "sherpa-onnx/c-api/c-api.h"
static int32_t ProgressCallback(const float *samples, int32_t num_samples,
float progress) {
fprintf(stderr, "Progress: %.3f%%\n", progress * 100);
// return 1 to continue generating
// return 0 to stop generating
return 1;
}
int32_t main(int32_t argc, char *argv[]) {
SherpaOnnxOfflineTtsConfig config;
memset(&config, 0, sizeof(config));
config.model.matcha.acoustic_model =
"./matcha-icefall-zh-baker/model-steps-3.onnx";
config.model.matcha.vocoder = "./hifigan_v2.onnx";
config.model.matcha.lexicon = "./matcha-icefall-zh-baker/lexicon.txt";
config.model.matcha.tokens = "./matcha-icefall-zh-baker/tokens.txt";
config.model.matcha.dict_dir = "./matcha-icefall-zh-baker/dict";
config.model.num_threads = 1;
// If you don't want to see debug messages, please set it to 0
config.model.debug = 1;
// clang-format off
config.rule_fsts = "./matcha-icefall-zh-baker/phone.fst,./matcha-icefall-zh-baker/date.fst,./matcha-icefall-zh-baker/number.fst";
// clang-format on
const char *filename = "./generated-matcha-zh.wav";
const char *text =
"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."
"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。";
SherpaOnnxOfflineTts *tts = SherpaOnnxCreateOfflineTts(&config);
int32_t sid = 0;
float speed = 1.0; // larger -> faster in speech speed
#if 0
// If you don't want to use a callback, then please enable this branch
const SherpaOnnxGeneratedAudio *audio =
SherpaOnnxOfflineTtsGenerate(tts, text, sid, speed);
#else
const SherpaOnnxGeneratedAudio *audio =
SherpaOnnxOfflineTtsGenerateWithProgressCallback(tts, text, sid, speed,
ProgressCallback);
#endif
SherpaOnnxWriteWave(audio->samples, audio->n, audio->sample_rate, filename);
SherpaOnnxDestroyOfflineTtsGeneratedAudio(audio);
SherpaOnnxDestroyOfflineTts(tts);
fprintf(stderr, "Input text is: %s\n", text);
fprintf(stderr, "Speaker ID is is: %d\n", sid);
fprintf(stderr, "Saved to: %s\n", filename);
return 0;
}

21
sherpa-onnx/c-api/c-api.cc
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@@ -1058,6 +1058,7 @@ static sherpa_onnx::OfflineTtsConfig GetOfflineTtsConfig(
const SherpaOnnxOfflineTtsConfig *config) {
sherpa_onnx::OfflineTtsConfig tts_config;
// vits
tts_config.model.vits.model = SHERPA_ONNX_OR(config->model.vits.model, "");
tts_config.model.vits.lexicon =
SHERPA_ONNX_OR(config->model.vits.lexicon, "");
@@ -1073,6 +1074,24 @@ static sherpa_onnx::OfflineTtsConfig GetOfflineTtsConfig(
tts_config.model.vits.dict_dir =
SHERPA_ONNX_OR(config->model.vits.dict_dir, "");
// matcha
tts_config.model.matcha.acoustic_model =
SHERPA_ONNX_OR(config->model.matcha.acoustic_model, "");
tts_config.model.matcha.vocoder =
SHERPA_ONNX_OR(config->model.matcha.vocoder, "");
tts_config.model.matcha.lexicon =
SHERPA_ONNX_OR(config->model.matcha.lexicon, "");
tts_config.model.matcha.tokens =
SHERPA_ONNX_OR(config->model.matcha.tokens, "");
tts_config.model.matcha.data_dir =
SHERPA_ONNX_OR(config->model.matcha.data_dir, "");
tts_config.model.matcha.noise_scale =
SHERPA_ONNX_OR(config->model.matcha.noise_scale, 0.667);
tts_config.model.matcha.length_scale =
SHERPA_ONNX_OR(config->model.matcha.length_scale, 1.0);
tts_config.model.matcha.dict_dir =
SHERPA_ONNX_OR(config->model.matcha.dict_dir, "");
tts_config.model.num_threads = SHERPA_ONNX_OR(config->model.num_threads, 1);
tts_config.model.debug = config->model.debug;
tts_config.model.provider = SHERPA_ONNX_OR(config->model.provider, "cpu");
@@ -1082,7 +1101,7 @@ static sherpa_onnx::OfflineTtsConfig GetOfflineTtsConfig(
tts_config.rule_fsts = SHERPA_ONNX_OR(config->rule_fsts, "");
tts_config.rule_fars = SHERPA_ONNX_OR(config->rule_fars, "");
tts_config.max_num_sentences = SHERPA_ONNX_OR(config->max_num_sentences, 2);
tts_config.max_num_sentences = SHERPA_ONNX_OR(config->max_num_sentences, 1);
if (tts_config.model.debug) {
#if __OHOS__

15
sherpa-onnx/c-api/c-api.h
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@@ -894,15 +894,28 @@ SHERPA_ONNX_API typedef struct SherpaOnnxOfflineTtsVitsModelConfig {
float noise_scale;
float noise_scale_w;
float length_scale; // < 1, faster in speed; > 1, slower in speed
float length_scale; // < 1, faster in speech speed; > 1, slower in speed
const char *dict_dir;
} SherpaOnnxOfflineTtsVitsModelConfig;
SHERPA_ONNX_API typedef struct SherpaOnnxOfflineTtsMatchaModelConfig {
const char *acoustic_model;
const char *vocoder;
const char *lexicon;
const char *tokens;
const char *data_dir;
float noise_scale;
float length_scale; // < 1, faster in speech speed; > 1, slower in speed
const char *dict_dir;
} SherpaOnnxOfflineTtsMatchaModelConfig;
SHERPA_ONNX_API typedef struct SherpaOnnxOfflineTtsModelConfig {
SherpaOnnxOfflineTtsVitsModelConfig vits;
int32_t num_threads;
int32_t debug;
const char *provider;
SherpaOnnxOfflineTtsMatchaModelConfig matcha;
} SherpaOnnxOfflineTtsModelConfig;
SHERPA_ONNX_API typedef struct SherpaOnnxOfflineTtsConfig {

2
sherpa-onnx/csrc/offline-tts.h
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@@ -30,7 +30,7 @@ struct OfflineTtsConfig {
// Maximum number of sentences that we process at a time.
// This is to avoid OOM for very long input text.
// If you set it to -1, then we process all sentences in a single batch.
int32_t max_num_sentences = 2;
int32_t max_num_sentences = 1;
OfflineTtsConfig() = default;
OfflineTtsConfig(const OfflineTtsModelConfig &model,