no-muse/musescore-downloader
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feat: download audio

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This commit is contained in:
Xmader 2020-10-20 01:58:39 -04:00
parent a342b7edec
commit bb50bf8477
2 changed files with 32 additions and 6 deletions
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23
src/main.ts
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@ -4,6 +4,7 @@ import { waitForDocumentLoaded, saveAs } from './utils'
import { downloadPDF } from './pdf'
import { downloadMscz } from './mscz'
import { getFileUrl } from './file'
import { WebMscore, loadSoundFont } from './mscore'
import { getDownloadBtn, BtnList, BtnAction } from './btn'
import * as recaptcha from './recaptcha'
import scoreinfo from './scoreinfo'
@ -67,7 +68,7 @@ const main = (): void => {
interface IndividualDownload {
name: string;
fileExt: string;
action (score: import('webmscore').default): Promise<Uint8Array>;
action (score: WebMscore): Promise<Uint8Array>;
}
const downloads: IndividualDownload[] = [
@ -76,11 +77,6 @@ const main = (): void => {
fileExt: 'pdf',
action: (score) => score.savePdf(),
},
{
name: 'Download MIDI',
fileExt: 'mid',
action: (score) => score.saveMidi(true, true),
},
{
name: 'Download Part MSCZ',
fileExt: 'mscz',
@ -91,6 +87,21 @@ const main = (): void => {
fileExt: 'mxl',
action: (score) => score.saveMxl(),
},
{
name: 'Download MIDI',
fileExt: 'mid',
action: (score) => score.saveMidi(true, true),
},
{
name: 'Download FLAC Audio',
fileExt: 'flac',
action: (score) => loadSoundFont(score).then(() => score.saveAudio('flac')),
},
{
name: 'Download OGG Audio',
fileExt: 'ogg',
action: (score) => loadSoundFont(score).then(() => score.saveAudio('ogg')),
},
]
// part selection

15
src/mscore.ts
View file

@ -8,6 +8,9 @@ const WEBMSCORE_URL = 'https://cdn.jsdelivr.net/npm/webmscore@0.10/webmscore.js'
// JP characters are included in the CN font
const FONT_URLS = ['CN', 'KR'].map(l => `https://cdn.jsdelivr.net/npm/@librescore/fonts/SourceHanSans${l}-Regular.woff2`)
const SF3_URL = 'https://cdn.jsdelivr.net/npm/@librescore/sf3/FluidR3Mono_GM.sf3'
const SOUND_FONT_LOADED = Symbol('SoundFont loaded')
export type WebMscore = import('webmscore').default
const initMscore = async (w: Window) => {
@ -31,6 +34,18 @@ const initFonts = () => {
}
}
export const loadSoundFont = (score: WebMscore): Promise<void> => {
if (!score[SOUND_FONT_LOADED]) {
const loadPromise = (async () => {
await score.setSoundFont(
await fetchData(SF3_URL),
)
})()
score[SOUND_FONT_LOADED] = loadPromise
}
return score[SOUND_FONT_LOADED] as Promise<void>
}
export const loadMscore = async (w: Window): Promise<WebMscore> => {
initFonts()
await initMscore(w)