Get frame-by-frame fundamental frequency from a score / singing voice synthesis query
curl --request POST \
--url https://api.example.com/sing_frame_f0 \
--header 'Content-Type: application/json' \
--data '
{
"score": {
"notes": [
{
"frame_length": 123,
"lyric": "<string>",
"id": "<string>",
"key": 123
}
]
},
"frame_audio_query": {
"f0": [
123
],
"volume": [
123
],
"phonemes": [
{
"phoneme": "<string>",
"frame_length": 123,
"note_id": "<string>"
}
],
"volumeScale": 123,
"outputSamplingRate": 123,
"outputStereo": true
}
}
'import requests
url = "https://api.example.com/sing_frame_f0"
payload = {
"score": { "notes": [
{
"frame_length": 123,
"lyric": "<string>",
"id": "<string>",
"key": 123
}
] },
"frame_audio_query": {
"f0": [123],
"volume": [123],
"phonemes": [
{
"phoneme": "<string>",
"frame_length": 123,
"note_id": "<string>"
}
],
"volumeScale": 123,
"outputSamplingRate": 123,
"outputStereo": True
}
}
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({
score: {notes: [{frame_length: 123, lyric: '<string>', id: '<string>', key: 123}]},
frame_audio_query: {
f0: [123],
volume: [123],
phonemes: [{phoneme: '<string>', frame_length: 123, note_id: '<string>'}],
volumeScale: 123,
outputSamplingRate: 123,
outputStereo: true
}
})
};
fetch('https://api.example.com/sing_frame_f0', 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/sing_frame_f0",
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([
'score' => [
'notes' => [
[
'frame_length' => 123,
'lyric' => '<string>',
'id' => '<string>',
'key' => 123
]
]
],
'frame_audio_query' => [
'f0' => [
123
],
'volume' => [
123
],
'phonemes' => [
[
'phoneme' => '<string>',
'frame_length' => 123,
'note_id' => '<string>'
]
],
'volumeScale' => 123,
'outputSamplingRate' => 123,
'outputStereo' => true
]
]),
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/sing_frame_f0"
payload := strings.NewReader("{\n \"score\": {\n \"notes\": [\n {\n \"frame_length\": 123,\n \"lyric\": \"<string>\",\n \"id\": \"<string>\",\n \"key\": 123\n }\n ]\n },\n \"frame_audio_query\": {\n \"f0\": [\n 123\n ],\n \"volume\": [\n 123\n ],\n \"phonemes\": [\n {\n \"phoneme\": \"<string>\",\n \"frame_length\": 123,\n \"note_id\": \"<string>\"\n }\n ],\n \"volumeScale\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true\n }\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/sing_frame_f0")
.header("Content-Type", "application/json")
.body("{\n \"score\": {\n \"notes\": [\n {\n \"frame_length\": 123,\n \"lyric\": \"<string>\",\n \"id\": \"<string>\",\n \"key\": 123\n }\n ]\n },\n \"frame_audio_query\": {\n \"f0\": [\n 123\n ],\n \"volume\": [\n 123\n ],\n \"phonemes\": [\n {\n \"phoneme\": \"<string>\",\n \"frame_length\": 123,\n \"note_id\": \"<string>\"\n }\n ],\n \"volumeScale\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true\n }\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.example.com/sing_frame_f0")
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 \"score\": {\n \"notes\": [\n {\n \"frame_length\": 123,\n \"lyric\": \"<string>\",\n \"id\": \"<string>\",\n \"key\": 123\n }\n ]\n },\n \"frame_audio_query\": {\n \"f0\": [\n 123\n ],\n \"volume\": [\n 123\n ],\n \"phonemes\": [\n {\n \"phoneme\": \"<string>\",\n \"frame_length\": 123,\n \"note_id\": \"<string>\"\n }\n ],\n \"volumeScale\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true\n }\n}"
response = http.request(request)
puts response.read_body[
123
]{
"detail": [
{
"loc": [
"<string>"
],
"msg": "<string>",
"type": "<string>",
"input": "<unknown>",
"ctx": {}
}
]
}Get frame-by-frame fundamental frequency from a score / singing voice synthesis query
Laravel Implementation Status: ✅ Directly supported by Core’s createSingFrameF0 (fallback implemented)
POST
/
sing_frame_f0
Get frame-by-frame fundamental frequency from a score / singing voice synthesis query
curl --request POST \
--url https://api.example.com/sing_frame_f0 \
--header 'Content-Type: application/json' \
--data '
{
"score": {
"notes": [
{
"frame_length": 123,
"lyric": "<string>",
"id": "<string>",
"key": 123
}
]
},
"frame_audio_query": {
"f0": [
123
],
"volume": [
123
],
"phonemes": [
{
"phoneme": "<string>",
"frame_length": 123,
"note_id": "<string>"
}
],
"volumeScale": 123,
"outputSamplingRate": 123,
"outputStereo": true
}
}
'import requests
url = "https://api.example.com/sing_frame_f0"
payload = {
"score": { "notes": [
{
"frame_length": 123,
"lyric": "<string>",
"id": "<string>",
"key": 123
}
] },
"frame_audio_query": {
"f0": [123],
"volume": [123],
"phonemes": [
{
"phoneme": "<string>",
"frame_length": 123,
"note_id": "<string>"
}
],
"volumeScale": 123,
"outputSamplingRate": 123,
"outputStereo": True
}
}
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({
score: {notes: [{frame_length: 123, lyric: '<string>', id: '<string>', key: 123}]},
frame_audio_query: {
f0: [123],
volume: [123],
phonemes: [{phoneme: '<string>', frame_length: 123, note_id: '<string>'}],
volumeScale: 123,
outputSamplingRate: 123,
outputStereo: true
}
})
};
fetch('https://api.example.com/sing_frame_f0', 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/sing_frame_f0",
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([
'score' => [
'notes' => [
[
'frame_length' => 123,
'lyric' => '<string>',
'id' => '<string>',
'key' => 123
]
]
],
'frame_audio_query' => [
'f0' => [
123
],
'volume' => [
123
],
'phonemes' => [
[
'phoneme' => '<string>',
'frame_length' => 123,
'note_id' => '<string>'
]
],
'volumeScale' => 123,
'outputSamplingRate' => 123,
'outputStereo' => true
]
]),
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/sing_frame_f0"
payload := strings.NewReader("{\n \"score\": {\n \"notes\": [\n {\n \"frame_length\": 123,\n \"lyric\": \"<string>\",\n \"id\": \"<string>\",\n \"key\": 123\n }\n ]\n },\n \"frame_audio_query\": {\n \"f0\": [\n 123\n ],\n \"volume\": [\n 123\n ],\n \"phonemes\": [\n {\n \"phoneme\": \"<string>\",\n \"frame_length\": 123,\n \"note_id\": \"<string>\"\n }\n ],\n \"volumeScale\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true\n }\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/sing_frame_f0")
.header("Content-Type", "application/json")
.body("{\n \"score\": {\n \"notes\": [\n {\n \"frame_length\": 123,\n \"lyric\": \"<string>\",\n \"id\": \"<string>\",\n \"key\": 123\n }\n ]\n },\n \"frame_audio_query\": {\n \"f0\": [\n 123\n ],\n \"volume\": [\n 123\n ],\n \"phonemes\": [\n {\n \"phoneme\": \"<string>\",\n \"frame_length\": 123,\n \"note_id\": \"<string>\"\n }\n ],\n \"volumeScale\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true\n }\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.example.com/sing_frame_f0")
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 \"score\": {\n \"notes\": [\n {\n \"frame_length\": 123,\n \"lyric\": \"<string>\",\n \"id\": \"<string>\",\n \"key\": 123\n }\n ]\n },\n \"frame_audio_query\": {\n \"f0\": [\n 123\n ],\n \"volume\": [\n 123\n ],\n \"phonemes\": [\n {\n \"phoneme\": \"<string>\",\n \"frame_length\": 123,\n \"note_id\": \"<string>\"\n }\n ],\n \"volumeScale\": 123,\n \"outputSamplingRate\": 123,\n \"outputStereo\": true\n }\n}"
response = http.request(request)
puts response.read_body[
123
]{
"detail": [
{
"loc": [
"<string>"
],
"msg": "<string>",
"type": "<string>",
"input": "<unknown>",
"ctx": {}
}
]
}最終更新日 2026年8月2日
関連トピック
Get frame-by-frame volume from a score / singing voice synthesis queryFrame SynthesisCreate query for singing voice synthesisClient Mode: Song (Singing Synthesis) - VOICEVOX for LaravelAPI Reference - VOICEVOX Core for PHP⌘I