Adolfo Reyna
85 lines
3.5 KiB
JavaScript
85 lines
3.5 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.getVideoCodecString = exports.getIsoBmColrConfig = exports.getVideoPrivateData = exports.hasVideoCodec = exports.getVideoCodec = void 0;
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const color_1 = require("./containers/avc/color");
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const av1_codec_private_1 = require("./containers/webm/av1-codec-private");
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const get_sample_aspect_ratio_1 = require("./get-sample-aspect-ratio");
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const get_tracks_1 = require("./get-tracks");
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const getVideoCodec = (state) => {
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var _a, _b;
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const track = (0, get_tracks_1.getTracks)(state, true);
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return (_b = (_a = track.find((t) => t.type === 'video')) === null || _a === void 0 ? void 0 : _a.codecEnum) !== null && _b !== void 0 ? _b : null;
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};
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exports.getVideoCodec = getVideoCodec;
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const hasVideoCodec = (state) => {
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return (0, get_tracks_1.getHasTracks)(state, true);
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};
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exports.hasVideoCodec = hasVideoCodec;
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const getVideoPrivateData = (trakBox) => {
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const videoSample = (0, get_sample_aspect_ratio_1.getStsdVideoConfig)(trakBox);
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const avccBox = (0, get_sample_aspect_ratio_1.getAvccBox)(trakBox);
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const hvccBox = (0, get_sample_aspect_ratio_1.getHvccBox)(trakBox);
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const av1cBox = (0, get_sample_aspect_ratio_1.getAv1CBox)(trakBox);
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if (!videoSample) {
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return null;
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}
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if (avccBox) {
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return { type: 'avc-sps-pps', data: avccBox.privateData };
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}
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if (hvccBox) {
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return { type: 'hvcc-data', data: hvccBox.privateData };
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}
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if (av1cBox) {
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return { type: 'av1c-data', data: av1cBox.privateData };
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}
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return null;
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};
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exports.getVideoPrivateData = getVideoPrivateData;
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const getIsoBmColrConfig = (trakBox) => {
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const videoSample = (0, get_sample_aspect_ratio_1.getStsdVideoConfig)(trakBox);
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if (!videoSample) {
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return null;
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}
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const colrAtom = (0, get_sample_aspect_ratio_1.getColrBox)(videoSample);
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if (!colrAtom) {
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return null;
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}
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// TODO: Not doing anything with a in ICC color profile yet
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if (colrAtom.colorType !== 'transfer-characteristics') {
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return null;
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}
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// https://github.com/bbc/qtff-parameter-editor
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return {
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fullRange: colrAtom.fullRangeFlag,
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matrix: (0, color_1.getMatrixCoefficientsFromIndex)(colrAtom.matrixIndex),
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primaries: (0, color_1.getPrimariesFromIndex)(colrAtom.primaries),
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transfer: (0, color_1.getTransferCharacteristicsFromIndex)(colrAtom.transfer),
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};
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};
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exports.getIsoBmColrConfig = getIsoBmColrConfig;
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const getVideoCodecString = (trakBox) => {
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const videoSample = (0, get_sample_aspect_ratio_1.getStsdVideoConfig)(trakBox);
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const avccBox = (0, get_sample_aspect_ratio_1.getAvccBox)(trakBox);
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if (!videoSample) {
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return null;
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}
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if (avccBox) {
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return `${videoSample.format}.${avccBox.configurationString}`;
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}
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const hvccBox = (0, get_sample_aspect_ratio_1.getHvccBox)(trakBox);
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if (hvccBox) {
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return `${videoSample.format}.${hvccBox.configurationString}`;
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}
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const av1cBox = (0, get_sample_aspect_ratio_1.getAv1CBox)(trakBox);
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if (av1cBox) {
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const colrAtom = (0, get_sample_aspect_ratio_1.getColrBox)(videoSample);
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return (0, av1_codec_private_1.parseAv1PrivateData)(av1cBox.privateData, colrAtom);
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}
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const vpccBox = (0, get_sample_aspect_ratio_1.getVpccBox)(trakBox);
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if (vpccBox) {
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return `${videoSample.format}.${vpccBox.codecString}`;
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}
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return videoSample.format;
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};
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exports.getVideoCodecString = getVideoCodecString;
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