nativescript-transcoder/transcoder.common.js

A nativescript-transcoder plugin, to transcode videos (use AVFoundation on iOS and android-transcoder on Android)

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var observable_1 = require("tns-core-modules/data/observable");
var decorators_1 = require("./decorators");
var TranscoderVideoCodec;
(function (TranscoderVideoCodec) {
    TranscoderVideoCodec["Auto"] = "AUTO";
    TranscoderVideoCodec["H264"] = "H264";
    TranscoderVideoCodec["H265"] = "H265";
})(TranscoderVideoCodec = exports.TranscoderVideoCodec || (exports.TranscoderVideoCodec = {}));
var TranscoderAudioCodec;
(function (TranscoderAudioCodec) {
    TranscoderAudioCodec["Aac"] = "AAC";
})(TranscoderAudioCodec = exports.TranscoderAudioCodec || (exports.TranscoderAudioCodec = {}));
var TranscoderStatus;
(function (TranscoderStatus) {
    TranscoderStatus["Idle"] = "IDLE";
    TranscoderStatus["Transcoding"] = "TRANSCODING";
    TranscoderStatus["Completed"] = "COMPLETED";
    TranscoderStatus["Failed"] = "FAILED";
    TranscoderStatus["Canceled"] = "CANCELED";
})(TranscoderStatus = exports.TranscoderStatus || (exports.TranscoderStatus = {}));
var TranscoderEventList;
(function (TranscoderEventList) {
    TranscoderEventList["Canceled"] = "canceled";
    TranscoderEventList["Completed"] = "completed";
    TranscoderEventList["Failed"] = "failed";
    TranscoderEventList["Progress"] = "progress";
})(TranscoderEventList = exports.TranscoderEventList || (exports.TranscoderEventList = {}));
var TranscoderNativeTranscoder;
(function (TranscoderNativeTranscoder) {
    TranscoderNativeTranscoder["Hardware"] = "HARDWARE";
})(TranscoderNativeTranscoder = exports.TranscoderNativeTranscoder || (exports.TranscoderNativeTranscoder = {}));
var TranscoderExceptionType;
(function (TranscoderExceptionType) {
    TranscoderExceptionType["Canceled"] = "CANCELED";
    TranscoderExceptionType["Failed"] = "FAILED";
    TranscoderExceptionType["InvalidInputFormat"] = "INVALID_INPUT";
    TranscoderExceptionType["InvalidOutputResolution"] = "INVALID_OUTPUT_RESOLUTION";
    TranscoderExceptionType["InvalidOutputVideoCodec"] = "INVALID_OUTPUT_VIDEO_CODEC";
    TranscoderExceptionType["InvalidOutputFormat"] = "INVALID_OUTPUT_FORMAT";
})(TranscoderExceptionType = exports.TranscoderExceptionType || (exports.TranscoderExceptionType = {}));
var TranscoderException = (function (_super) {
    __extends(TranscoderException, _super);
    function TranscoderException(type, message, nativeError) {
        var _this = _super.call(this, message) || this;
        _this.type = type;
        _this.nativeError = nativeError;
        Object.setPrototypeOf(_this, TranscoderException.prototype);
        return _this;
    }
    return TranscoderException;
}(Error));
exports.TranscoderException = TranscoderException;
var TranscoderCommon = (function (_super) {
    __extends(TranscoderCommon, _super);
    function TranscoderCommon(filePath, options) {
        if (options === void 0) { options = {}; }
        var _this = _super.call(this) || this;
        _this.progress = null;
        _this.status = TranscoderStatus.Idle;
        _this.error = null;
        _this.filePath = filePath;
        _this.options = Object.assign({
            videoBitrate: null,
            audioBitrate: null,
            videoCodec: TranscoderVideoCodec.Auto,
            audioCodec: TranscoderAudioCodec.Aac,
            nativeTranscoder: TranscoderNativeTranscoder.Hardware,
            resolutionConstraint: null,
        }, options);
        return _this;
    }
    Object.defineProperty(TranscoderCommon.prototype, "audioBitrate", {
        get: function () {
            return this.options.audioBitrate;
        },
        set: function (bitrate) {
            if (this.status !== TranscoderStatus.Idle) {
                throw new Error('Can not change bitrate while transcoding.');
            }
            this.options.audioBitrate = bitrate;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(TranscoderCommon.prototype, "videoBitrate", {
        get: function () {
            return this.options.videoBitrate;
        },
        set: function (bitrate) {
            if (this.status !== TranscoderStatus.Idle) {
                throw new Error('Can not change bitrate while transcoding.');
            }
            this.options.videoBitrate = bitrate;
        },
        enumerable: true,
        configurable: true
    });
    TranscoderCommon.prototype.transcode = function () {
        if (this.status !== TranscoderStatus.Idle) {
            throw new Error('Transcode has already been called');
        }
        this.status = TranscoderStatus.Transcoding;
        return this._transcode();
    };
    TranscoderCommon.prototype.cancel = function () {
        this.status = TranscoderStatus.Canceled;
    };
    TranscoderCommon.prototype._transcode = function () {
        return Promise.reject(null);
    };
    __decorate([
        decorators_1.ObservableProperty,
        __metadata("design:type", Number)
    ], TranscoderCommon.prototype, "progress", void 0);
    __decorate([
        decorators_1.ObservableProperty,
        __metadata("design:type", String)
    ], TranscoderCommon.prototype, "status", void 0);
    __decorate([
        decorators_1.ObservableProperty,
        __metadata("design:type", Object)
    ], TranscoderCommon.prototype, "error", void 0);
    return TranscoderCommon;
}(observable_1.Observable));
exports.TranscoderCommon = TranscoderCommon;
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