fix: #50 audio ext mp4 -> m4a

This commit is contained in:
鲁树人 2023-10-11 22:41:33 +01:00
parent 128649076e
commit aca0a4deb6

View File

@ -16,7 +16,7 @@ class DecryptCommandHandler {
label: string,
private parakeet: Parakeet,
private buffer: ArrayBuffer,
private options: DecryptCommandOptions
private options: DecryptCommandOptions,
) {
this.label = `DecryptCommandHandler(${label})`;
}
@ -59,10 +59,13 @@ class DecryptCommandHandler {
const decrypted = await this.log(`decrypt (${crypto.cryptoName})`, () => crypto.decrypt(this.buffer, this.options));
// Check if we had a successful decryption
const audioExt = crypto.overrideExtension ?? (await this.detectAudioExtension(decrypted));
let audioExt = crypto.overrideExtension ?? (await this.detectAudioExtension(decrypted));
if (crypto.checkByDecryptHeader && audioExt === 'bin') {
return null;
}
if (audioExt.toLowerCase() === 'mp4') {
audioExt = 'm4a';
}
return { decrypted: URL.createObjectURL(toBlob(decrypted)), ext: audioExt };
}
@ -82,7 +85,7 @@ class DecryptCommandHandler {
// Check by decrypt max first 8MiB
const decryptedBuffer = await this.log(`${crypto.cryptoName}/decrypt-header-test`, async () =>
toArrayBuffer(await crypto.decrypt(this.buffer.slice(0, TEST_FILE_HEADER_LEN), this.options))
toArrayBuffer(await crypto.decrypt(this.buffer.slice(0, TEST_FILE_HEADER_LEN), this.options)),
);
return this.parakeet.detectAudioExtension(decryptedBuffer) !== 'bin';