Synthesize speech morphed with two styles
curl --request POST \
--url https://api.example.com/synthesis_morphing \
--header 'Content-Type: application/json' \
--data '
{
"accent_phrases": [
{
"moras": [
{
"text": "<string>",
"vowel": "<string>",
"vowel_length": 123,
"pitch": 123,
"consonant": "<string>",
"consonant_length": 123
}
],
"accent": 123,
"is_interrogative": false
}
],
"speedScale": 123,
"pitchScale": 123,
"intonationScale": 123,
"volumeScale": 123,
"prePhonemeLength": 123,
"postPhonemeLength": 123,
"outputSamplingRate": 123,
"outputStereo": true,
"pauseLength": 123,
"pauseLengthScale": 1,
"kana": "<string>"
}
'import requests
url = "https://api.example.com/synthesis_morphing"
payload = {
"accent_phrases": [
{
"moras": [
{
"text": "<string>",
"vowel": "<string>",
"vowel_length": 123,
"pitch": 123,
"consonant": "<string>",
"consonant_length": 123
}
],
"accent": 123,
"is_interrogative": False
}
],
"speedScale": 123,
"pitchScale": 123,
"intonationScale": 123,
"volumeScale": 123,
"prePhonemeLength": 123,
"postPhonemeLength": 123,
"outputSamplingRate": 123,
"outputStereo": True,
"pauseLength": 123,
"pauseLengthScale": 1,
"kana": "<string>"
}
headers = {"Content-Type": "application/json"}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {'Content-Type': 'application/json'},
body: JSON.stringify({
accent_phrases: [
{
moras: [
{
text: '<string>',
vowel: '<string>',
vowel_length: 123,
pitch: 123,
consonant: '<string>',
consonant_length: 123
}
],
accent: 123,
is_interrogative: false
}
],
speedScale: 123,
pitchScale: 123,
intonationScale: 123,
volumeScale: 123,
prePhonemeLength: 123,
postPhonemeLength: 123,
outputSamplingRate: 123,
outputStereo: true,
pauseLength: 123,
pauseLengthScale: 1,
kana: '<string>'
})
};
fetch('https://api.example.com/synthesis_morphing', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.example.com/synthesis_morphing",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'accent_phrases' => [
[
'moras' => [
[
'text' => '<string>',
'vowel' => '<string>',
'vowel_length' => 123,
'pitch' => 123,
'consonant' => '<string>',
'consonant_length' => 123
]
],
'accent' => 123,
'is_interrogative' => false
]
],
'speedScale' => 123,
'pitchScale' => 123,
'intonationScale' => 123,
'volumeScale' => 123,
'prePhonemeLength' => 123,
'postPhonemeLength' => 123,
'outputSamplingRate' => 123,
'outputStereo' => true,
'pauseLength' => 123,
'pauseLengthScale' => 1,
'kana' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.example.com/synthesis_morphing"
payload := strings.NewReader("{\n \"accent_phrases\": [\n {\n \"moras\": [\n {\n \"text\": \"<string>\",\n \"vowel\": \"<string>\",\n \"vowel_length\": 123,\n \"pitch\": 123,\n \"consonant\": \"<string>\",\n \"consonant_length\": 123\n }\n ],\n \"accent\": 123,\n \"is_interrogative\": false\n }\n ],\n \"speedScale\": 123,\n \"pitchScale\": 123,\n \"intonationScale\": 123,\n \"volumeScale\": 123,\n \"prePhonemeLength\": 123,\n \"postPhonemeLength\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true,\n \"pauseLength\": 123,\n \"pauseLengthScale\": 1,\n \"kana\": \"<string>\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.example.com/synthesis_morphing")
.header("Content-Type", "application/json")
.body("{\n \"accent_phrases\": [\n {\n \"moras\": [\n {\n \"text\": \"<string>\",\n \"vowel\": \"<string>\",\n \"vowel_length\": 123,\n \"pitch\": 123,\n \"consonant\": \"<string>\",\n \"consonant_length\": 123\n }\n ],\n \"accent\": 123,\n \"is_interrogative\": false\n }\n ],\n \"speedScale\": 123,\n \"pitchScale\": 123,\n \"intonationScale\": 123,\n \"volumeScale\": 123,\n \"prePhonemeLength\": 123,\n \"postPhonemeLength\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true,\n \"pauseLength\": 123,\n \"pauseLengthScale\": 1,\n \"kana\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.example.com/synthesis_morphing")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n \"accent_phrases\": [\n {\n \"moras\": [\n {\n \"text\": \"<string>\",\n \"vowel\": \"<string>\",\n \"vowel_length\": 123,\n \"pitch\": 123,\n \"consonant\": \"<string>\",\n \"consonant_length\": 123\n }\n ],\n \"accent\": 123,\n \"is_interrogative\": false\n }\n ],\n \"speedScale\": 123,\n \"pitchScale\": 123,\n \"intonationScale\": 123,\n \"volumeScale\": 123,\n \"prePhonemeLength\": 123,\n \"postPhonemeLength\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true,\n \"pauseLength\": 123,\n \"pauseLengthScale\": 1,\n \"kana\": \"<string>\"\n}"
response = http.request(request)
puts response.read_body"<string>"{
"detail": [
{
"loc": [
"<string>"
],
"msg": "<string>",
"type": "<string>",
"input": "<unknown>",
"ctx": {}
}
]
}Synthesize speech morphed with two styles
Synthesize audio using the two specified styles and obtain audio morphed at the specified ratio.
The morphing ratio can be specified with morph_rate; 0.0 approaches the base style and 1.0 approaches the target style.
Laravel Implementation Status: ❌ No equivalent feature in core (fallback only)
POST
/
synthesis_morphing
Synthesize speech morphed with two styles
curl --request POST \
--url https://api.example.com/synthesis_morphing \
--header 'Content-Type: application/json' \
--data '
{
"accent_phrases": [
{
"moras": [
{
"text": "<string>",
"vowel": "<string>",
"vowel_length": 123,
"pitch": 123,
"consonant": "<string>",
"consonant_length": 123
}
],
"accent": 123,
"is_interrogative": false
}
],
"speedScale": 123,
"pitchScale": 123,
"intonationScale": 123,
"volumeScale": 123,
"prePhonemeLength": 123,
"postPhonemeLength": 123,
"outputSamplingRate": 123,
"outputStereo": true,
"pauseLength": 123,
"pauseLengthScale": 1,
"kana": "<string>"
}
'import requests
url = "https://api.example.com/synthesis_morphing"
payload = {
"accent_phrases": [
{
"moras": [
{
"text": "<string>",
"vowel": "<string>",
"vowel_length": 123,
"pitch": 123,
"consonant": "<string>",
"consonant_length": 123
}
],
"accent": 123,
"is_interrogative": False
}
],
"speedScale": 123,
"pitchScale": 123,
"intonationScale": 123,
"volumeScale": 123,
"prePhonemeLength": 123,
"postPhonemeLength": 123,
"outputSamplingRate": 123,
"outputStereo": True,
"pauseLength": 123,
"pauseLengthScale": 1,
"kana": "<string>"
}
headers = {"Content-Type": "application/json"}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {'Content-Type': 'application/json'},
body: JSON.stringify({
accent_phrases: [
{
moras: [
{
text: '<string>',
vowel: '<string>',
vowel_length: 123,
pitch: 123,
consonant: '<string>',
consonant_length: 123
}
],
accent: 123,
is_interrogative: false
}
],
speedScale: 123,
pitchScale: 123,
intonationScale: 123,
volumeScale: 123,
prePhonemeLength: 123,
postPhonemeLength: 123,
outputSamplingRate: 123,
outputStereo: true,
pauseLength: 123,
pauseLengthScale: 1,
kana: '<string>'
})
};
fetch('https://api.example.com/synthesis_morphing', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.example.com/synthesis_morphing",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'accent_phrases' => [
[
'moras' => [
[
'text' => '<string>',
'vowel' => '<string>',
'vowel_length' => 123,
'pitch' => 123,
'consonant' => '<string>',
'consonant_length' => 123
]
],
'accent' => 123,
'is_interrogative' => false
]
],
'speedScale' => 123,
'pitchScale' => 123,
'intonationScale' => 123,
'volumeScale' => 123,
'prePhonemeLength' => 123,
'postPhonemeLength' => 123,
'outputSamplingRate' => 123,
'outputStereo' => true,
'pauseLength' => 123,
'pauseLengthScale' => 1,
'kana' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.example.com/synthesis_morphing"
payload := strings.NewReader("{\n \"accent_phrases\": [\n {\n \"moras\": [\n {\n \"text\": \"<string>\",\n \"vowel\": \"<string>\",\n \"vowel_length\": 123,\n \"pitch\": 123,\n \"consonant\": \"<string>\",\n \"consonant_length\": 123\n }\n ],\n \"accent\": 123,\n \"is_interrogative\": false\n }\n ],\n \"speedScale\": 123,\n \"pitchScale\": 123,\n \"intonationScale\": 123,\n \"volumeScale\": 123,\n \"prePhonemeLength\": 123,\n \"postPhonemeLength\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true,\n \"pauseLength\": 123,\n \"pauseLengthScale\": 1,\n \"kana\": \"<string>\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.example.com/synthesis_morphing")
.header("Content-Type", "application/json")
.body("{\n \"accent_phrases\": [\n {\n \"moras\": [\n {\n \"text\": \"<string>\",\n \"vowel\": \"<string>\",\n \"vowel_length\": 123,\n \"pitch\": 123,\n \"consonant\": \"<string>\",\n \"consonant_length\": 123\n }\n ],\n \"accent\": 123,\n \"is_interrogative\": false\n }\n ],\n \"speedScale\": 123,\n \"pitchScale\": 123,\n \"intonationScale\": 123,\n \"volumeScale\": 123,\n \"prePhonemeLength\": 123,\n \"postPhonemeLength\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true,\n \"pauseLength\": 123,\n \"pauseLengthScale\": 1,\n \"kana\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.example.com/synthesis_morphing")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n \"accent_phrases\": [\n {\n \"moras\": [\n {\n \"text\": \"<string>\",\n \"vowel\": \"<string>\",\n \"vowel_length\": 123,\n \"pitch\": 123,\n \"consonant\": \"<string>\",\n \"consonant_length\": 123\n }\n ],\n \"accent\": 123,\n \"is_interrogative\": false\n }\n ],\n \"speedScale\": 123,\n \"pitchScale\": 123,\n \"intonationScale\": 123,\n \"volumeScale\": 123,\n \"prePhonemeLength\": 123,\n \"postPhonemeLength\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true,\n \"pauseLength\": 123,\n \"pauseLengthScale\": 1,\n \"kana\": \"<string>\"\n}"
response = http.request(request)
puts response.read_body"<string>"{
"detail": [
{
"loc": [
"<string>"
],
"msg": "<string>",
"type": "<string>",
"input": "<unknown>",
"ctx": {}
}
]
}クエリパラメータ
必須範囲:
0 <= x <= 1Automatically adjust sentence-final intonation when the text is interrogative
ボディ
application/json
Query for speech synthesis.
List of accent phrases
Show child attributes
Show child attributes
Overall speech speed
Overall pitch
Overall intonation
Overall volume
Silence duration before the audio
Silence duration after the audio
Output sampling rate of the audio data
Whether to output audio data in stereo
Silence duration for punctuation etc. Ignored when null. Default value is null.
Silence duration for punctuation etc. (multiplier). Default value is 1.
[Read-only] Text in AquesTalk-style notation. Ignored as a query for speech synthesis.
レスポンス
Successful Response
The response is of type file.
最終更新日 2026年8月2日
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