@svta/common-media-library
Version:
A common library for media playback in JavaScript
51 lines • 1.66 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.validateTracks = validateTracks;
const validateTrack_js_1 = require("./validateTrack.js");
/**
* Validate a list of tracks.
* It validates in cascade, calling each child validation method.
*
* @example
* ```ts
* import cmaf, { Track } from '@svta/common-media-library/cmaf-ham';
* ...
*
* // const tracks: Track[] = ...;
*
* const validation = cmaf.validateTracks(tracks);
* ```
*
* Example output: `{ status: true|false, errorMessages: [...] }`
*
* @param tracks - List of Track from cmaf ham model
* @param switchingSetId - Optional: parent switching set id
* @param prevValidation - Optional: validation object from parent previous validate method call
* @returns Validation
*
* @group CMAF
* @alpha
*
*/
function validateTracks(tracks, switchingSetId, prevValidation) {
const validation = prevValidation !== null && prevValidation !== void 0 ? prevValidation : {
status: true,
errorMessages: [],
};
const moreInformation = switchingSetId
? ` in the switching set with id = ${switchingSetId}`
: '.';
let tracksDuration;
tracks.forEach((track) => {
if (!tracksDuration) {
tracksDuration = track.duration;
}
if (tracksDuration !== track.duration) {
validation.status = false;
validation.errorMessages.push(`All the tracks must have the same duration${moreInformation}`);
}
(0, validateTrack_js_1.validateTrack)(track, switchingSetId, validation);
});
return validation;
}
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