jamp3
Version:
mp3, id3v1, id3v2 - reader & writer
46 lines • 2.37 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.FrameCHAP = void 0;
const encodings_1 = require("../../../common/encodings");
const id3v2_frame_write_1 = require("../id3v2.frame.write");
const id3v2_frame_read_1 = require("../id3v2.frame.read");
exports.FrameCHAP = {
parse: (reader, frame, head) => __awaiter(void 0, void 0, void 0, function* () {
const id = reader.readStringTerminated(encodings_1.ascii);
const start = reader.readUInt4Byte();
const end = reader.readUInt4Byte();
const offset = reader.readUInt4Byte();
const offsetEnd = reader.readUInt4Byte();
const bin = reader.rest();
const subframes = yield (0, id3v2_frame_read_1.readSubFrames)(bin, head);
const value = { id, start, end, offset, offsetEnd };
return { value, encoding: encodings_1.ascii, subframes };
}),
write: (frame, stream, head, defaultEncoding) => __awaiter(void 0, void 0, void 0, function* () {
const value = frame.value;
yield stream.writeStringTerminated(value.id, encodings_1.ascii);
yield stream.writeUInt4Byte(value.start);
yield stream.writeUInt4Byte(value.end);
yield stream.writeUInt4Byte(value.offset);
yield stream.writeUInt4Byte(value.offsetEnd);
if (frame.subframes) {
yield (0, id3v2_frame_write_1.writeRawSubFrames)(frame.subframes, stream, head, defaultEncoding);
}
}),
simplify: (value) => {
if (value && value.id && value.id.length > 0) {
return '<chapter ' + value.id + '>';
}
return null;
}
};
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