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mpd-parser

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mpd-parser - npm Package Compare versions

Comparing version 1.0.1 to 1.1.0

test/.DS_Store

14

CHANGELOG.md

@@ -1,19 +0,13 @@

<a name="1.0.1"></a>
## [1.0.1](https://github.com/videojs/mpd-parser/compare/v0.21.1...v1.0.1) (2022-10-14)
<a name="1.1.0"></a>
# [1.1.0](https://github.com/videojs/mpd-parser/compare/v1.0.0...v1.1.0) (2023-03-20)
### Features
* add support for a frame-rate attribute ([#159](https://github.com/videojs/mpd-parser/issues/159)) ([cd75be1](https://github.com/videojs/mpd-parser/commit/cd75be1))
* add EventStream support ([f1a09ca](https://github.com/videojs/mpd-parser/commit/f1a09ca))
* set label for vttPlaylist from label when available ([#161](https://github.com/videojs/mpd-parser/issues/161)) ([3fc0486](https://github.com/videojs/mpd-parser/commit/3fc0486))
### Chores
* do not run es-check on publish ([#162](https://github.com/videojs/mpd-parser/issues/162)) ([f92659d](https://github.com/videojs/mpd-parser/commit/f92659d))
* remove IE11 support ([#160](https://github.com/videojs/mpd-parser/issues/160)) ([b528b61](https://github.com/videojs/mpd-parser/commit/b528b61))
* update xmldom dependency ([cfcb568](https://github.com/videojs/mpd-parser/commit/cfcb568))
### BREAKING CHANGES
* Internet Explorer is no longer supported.
<a name="1.0.0"></a>

@@ -20,0 +14,0 @@ # [1.0.0](https://github.com/videojs/mpd-parser/compare/v0.21.1...v1.0.0) (2022-08-19)

4

dist/mpd-parser.min.js

@@ -1,2 +0,2 @@

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J={"urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b":"org.w3.clearkey","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed":"com.widevine.alpha","urn:uuid:9a04f079-9840-4286-ab92-e65be0885f95":"com.microsoft.playready","urn:uuid:f239e769-efa3-4850-9c16-a903c6932efb":"com.adobe.primetime"},Q=(e,t)=>t.length?a(e.map((function(e){return t.map((function(t){return h(e,V(t))}))}))):e,ee=e=>{const t=W(e,"SegmentTemplate")[0],n=W(e,"SegmentList")[0],r=n&&W(n,"SegmentURL").map((e=>i({tag:"SegmentURL"},Z(e)))),a=W(e,"SegmentBase")[0],s=n||t,o=s&&W(s,"SegmentTimeline")[0],u=n||a||t,c=u&&W(u,"Initialization")[0],l=t&&Z(t);l&&c?l.initialization=c&&Z(c):l&&l.initialization&&(l.initialization={sourceURL:l.initialization});const d={template:l,segmentTimeline:o&&W(o,"S").map((e=>Z(e))),list:n&&i(Z(n),{segmentUrls:r,initialization:Z(c)}),base:a&&i(Z(a),{initialization:Z(c)})};return Object.keys(d).forEach((e=>{d[e]||delete d[e]})),d},te=e=>a(W(e.node,"EventStream").map((t=>{const n=Z(t),i=n.schemeIdUri;return 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s.map((e=>({segmentInfo:i(n,u),attributes:i(o,{baseUrl:e})})))})(l,o,b)))},ie=(e,t)=>(n,r)=>{const s=Q(t,W(n.node,"BaseURL")),o=i(e,{periodStart:n.attributes.start});"number"==typeof n.attributes.duration&&(o.periodDuration=n.attributes.duration);const u=W(n.node,"AdaptationSet"),c=ee(n.node);return a(u.map(ne(o,s,c)))},re=(e,t={})=>{const{manifestUri:n="",NOW:i=Date.now(),clientOffset:r=0}=t,s=W(e,"Period");if(!s.length)throw new Error(o);const u=W(e,"Location"),c=Z(e),l=Q([n],W(e,"BaseURL"));c.type=c.type||"static",c.sourceDuration=c.mediaPresentationDuration||0,c.NOW=i,c.clientOffset=r,u.length&&(c.locations=u.map(V));const d=[];return s.forEach(((e,t)=>{const n=Z(e),i=d[t-1];n.start=(({attributes:e,priorPeriodAttributes:t,mpdType:n})=>"number"==typeof e.start?e.start:t&&"number"==typeof t.start&&"number"==typeof t.duration?t.start+t.duration:t||"static"!==n?null:0)({attributes:n,priorPeriodAttributes:i?i.attributes:null,mpdType:c.type}),d.push({node:e,attributes:n})})),{locations:c.locations,representationInfo:a(d.map(ie(c,l))),eventStream:a(d.map(te))}},ae=e=>{if(""===e)throw new Error(u);const n=new t.DOMParser;let i,r;try{i=n.parseFromString(e,"application/xml"),r=i&&"MPD"===i.documentElement.tagName?i.documentElement:null}catch(e){}if(!r||r&&r.getElementsByTagName("parsererror").length>0)throw new Error(c);return r};e.VERSION="1.1.0",e.addSidxSegmentsToPlaylist=I,e.generateSidxKey=L,e.inheritAttributes=re,e.parse=(e,t={})=>{const n=re(ae(e),t),i=H(n.representationInfo);return C({dashPlaylists:i,locations:n.locations,sidxMapping:t.sidxMapping,previousManifest:t.previousManifest,eventStream:n.eventStream})},e.parseUTCTiming=e=>(e=>{const t=W(e,"UTCTiming")[0];if(!t)return null;const n=Z(t);switch(n.schemeIdUri){case"urn:mpeg:dash:utc:http-head:2014":case"urn:mpeg:dash:utc:http-head:2012":n.method="HEAD";break;case"urn:mpeg:dash:utc:http-xsdate:2014":case"urn:mpeg:dash:utc:http-iso:2014":case"urn:mpeg:dash:utc:http-xsdate:2012":case"urn:mpeg:dash:utc:http-iso:2012":n.method="GET";break;case"urn:mpeg:dash:utc:direct:2014":case"urn:mpeg:dash:utc:direct:2012":n.method="DIRECT",n.value=Date.parse(n.value);break;default:throw new Error(m)}return n})(ae(e)),e.stringToMpdXml=ae,e.toM3u8=C,e.toPlaylists=H,Object.defineProperty(e,"__esModule",{value:!0})}));

2

package.json
{
"name": "mpd-parser",
"version": "1.0.1",
"version": "1.1.0",
"description": "mpd parser",

@@ -5,0 +5,0 @@ "main": "dist/mpd-parser.cjs.js",

3

src/index.js

@@ -32,3 +32,4 @@ import { version } from '../package.json';

sidxMapping: options.sidxMapping,
previousManifest: options.previousManifest
previousManifest: options.previousManifest,
eventStream: parsedManifestInfo.eventStream
});

@@ -35,0 +36,0 @@ };

39

src/inheritAttributes.js

@@ -291,2 +291,38 @@ import { flatten } from './utils/list';

/**
* A map callback that will parse all event stream data for a collection of periods
* DASH ISO_IEC_23009 5.10.2.2
* https://dashif-documents.azurewebsites.net/Events/master/event.html#mpd-event-timing
*
* @param {PeriodInformation} period object containing necessary period information
* @return a collection of parsed eventstream event objects
*/
export const toEventStream = (period) => {
// get and flatten all EventStreams tags and parse attributes and children
return flatten(findChildren(period.node, 'EventStream').map((eventStream) => {
const eventStreamAttributes = parseAttributes(eventStream);
const schemeIdUri = eventStreamAttributes.schemeIdUri;
// find all Events per EventStream tag and map to return objects
return findChildren(eventStream, 'Event').map((event) => {
const eventAttributes = parseAttributes(event);
const presentationTime = eventAttributes.presentationTime || 0;
const timescale = eventStreamAttributes.timescale || 1;
const duration = eventAttributes.duration || 0;
const start = (presentationTime / timescale) + period.attributes.start;
return {
schemeIdUri,
value: eventStreamAttributes.value,
id: eventAttributes.id,
start,
end: start + (duration / timescale),
messageData: eventAttributes.messageData,
contentEncoding: eventStreamAttributes.contentEncoding,
presentationTimeOffset: eventStreamAttributes.presentationTimeOffset || 0
};
});
}));
};
/**
* Maps an AdaptationSet node to a list of Representation information objects

@@ -535,4 +571,5 @@ *

locations: mpdAttributes.locations,
representationInfo: flatten(periods.map(toAdaptationSets(mpdAttributes, mpdBaseUrls)))
representationInfo: flatten(periods.map(toAdaptationSets(mpdAttributes, mpdBaseUrls))),
eventStream: flatten(periods.map(toEventStream))
};
};

13

src/parseAttributes.js

@@ -245,2 +245,15 @@ import { parseDivisionValue } from './utils/string';

/**
* Specifies the presentationTime.
*
* @param {string} value
* value of the attribute as a string
*
* @return {number}
* The parsed presentationTime
*/
presentationTime(value) {
return parseInt(value, 10);
},
/**
* Default parser for all other attributes. Acts as a no-op and just returns the value

@@ -247,0 +260,0 @@ * as a string

9

src/toM3u8.js

@@ -220,3 +220,3 @@ import { values } from './utils/object';

return playlists.reduce((a, playlist) => {
const label = playlist.attributes.lang || 'text';
const label = playlist.attributes.label || playlist.attributes.lang || 'text';

@@ -397,3 +397,4 @@ if (!a[label]) {

sidxMapping = {},
previousManifest
previousManifest,
eventStream
}) => {

@@ -445,2 +446,6 @@ if (!dashPlaylists.length) {

if (eventStream && eventStream.length > 0) {
manifest.eventStream = eventStream;
}
const isAudioOnly = manifest.playlists.length === 0;

@@ -447,0 +452,0 @@ const organizedAudioGroup = audioPlaylists.length ?

277

test/toM3u8.test.js

@@ -914,2 +914,17 @@ import {

segments: []
}, {
attributes: {
sourceDuration: 100,
id: '1',
width: 800,
height: 600,
codecs: 'foo;bar',
duration: 0,
bandwidth: 10000,
periodStart: 0,
mimeType: 'text/vtt',
type: 'static',
label
},
segments: []
}];

@@ -919,2 +934,4 @@ const output = toM3u8({ dashPlaylists });

assert.ok(label in output.mediaGroups.AUDIO.audio, 'label exists');
assert.ok(label in output.mediaGroups.SUBTITLES.subs, 'label exists');
});

@@ -1119,1 +1136,261 @@

});
QUnit.module('eventStream');
QUnit.test('eventStreams with playlists', function(assert) {
const dashPlaylists = [{
attributes: {
id: '1',
codecs: 'foo;bar',
sourceDuration: 100,
duration: 0,
bandwidth: 20000,
periodStart: 0,
mimeType: 'audio/mp4',
type: 'static'
},
segments: []
}, {
attributes: {
id: '2',
codecs: 'foo;bar',
sourceDuration: 100,
duration: 0,
bandwidth: 10000,
periodStart: 0,
mimeType: 'audio/mp4',
type: 'static'
},
segments: []
}, {
attributes: {
sourceDuration: 100,
id: '1',
width: 800,
height: 600,
codecs: 'foo;bar',
duration: 0,
bandwidth: 10000,
frameRate: 30,
periodStart: 0,
mimeType: 'video/mp4',
type: 'static'
},
segments: []
}, {
attributes: {
sourceDuration: 100,
id: '1',
bandwidth: 20000,
periodStart: 0,
mimeType: 'text/vtt',
type: 'static',
baseUrl: 'https://www.example.com/vtt'
}
}, {
attributes: {
sourceDuration: 100,
id: '2',
bandwidth: 10000,
periodStart: 0,
mimeType: 'text/vtt',
type: 'static',
baseUrl: 'https://www.example.com/vtt'
}
}];
const eventStream = [
{
end: 1,
id: 'one',
messageData: 'foo',
schemeIdUri: 'urn:foo.bar.2023',
start: 1,
value: 'bar'
},
{
end: 2,
id: 'two',
messageData: 'bar',
schemeIdUri: 'urn:foo.bar.2023',
start: 2,
value: 'foo'
},
{
end: 3,
id: 'three',
messageData: 'foo_bar',
schemeIdUri: 'urn:foo.bar.2023',
start: 3,
value: 'bar_foo'
}
];
const expected = {
allowCache: true,
discontinuityStarts: [],
timelineStarts: [{ start: 0, timeline: 0 }],
duration: 100,
endList: true,
eventStream: [
{
end: 1,
id: 'one',
messageData: 'foo',
schemeIdUri: 'urn:foo.bar.2023',
start: 1,
value: 'bar'
},
{
end: 2,
id: 'two',
messageData: 'bar',
schemeIdUri: 'urn:foo.bar.2023',
start: 2,
value: 'foo'
},
{
end: 3,
id: 'three',
messageData: 'foo_bar',
schemeIdUri: 'urn:foo.bar.2023',
start: 3,
value: 'bar_foo'
}
],
mediaGroups: {
AUDIO: {
audio: {
main: {
autoselect: true,
default: true,
language: '',
playlists: [{
attributes: {
BANDWIDTH: 20000,
CODECS: 'foo;bar',
NAME: '1',
['PROGRAM-ID']: 1
},
mediaSequence: 0,
discontinuitySequence: 0,
discontinuityStarts: [],
timelineStarts: [{ start: 0, timeline: 0 }],
endList: true,
resolvedUri: '',
segments: [],
timeline: 0,
uri: '',
targetDuration: 0
}, {
attributes: {
BANDWIDTH: 10000,
CODECS: 'foo;bar',
NAME: '2',
['PROGRAM-ID']: 1
},
mediaSequence: 0,
discontinuitySequence: 0,
discontinuityStarts: [],
timelineStarts: [{ start: 0, timeline: 0 }],
endList: true,
resolvedUri: '',
segments: [],
timeline: 0,
uri: '',
targetDuration: 0
}],
uri: ''
}
}
},
['CLOSED-CAPTIONS']: {},
SUBTITLES: {
subs: {
text: {
autoselect: false,
default: false,
language: 'text',
playlists: [{
attributes: {
BANDWIDTH: 20000,
NAME: '1',
['PROGRAM-ID']: 1
},
mediaSequence: 0,
discontinuitySequence: 0,
discontinuityStarts: [],
timelineStarts: [{ start: 0, timeline: 0 }],
targetDuration: 100,
endList: true,
resolvedUri: 'https://www.example.com/vtt',
segments: [{
duration: 100,
resolvedUri: 'https://www.example.com/vtt',
timeline: 0,
uri: 'https://www.example.com/vtt',
number: 0
}],
timeline: 0,
uri: ''
}, {
attributes: {
BANDWIDTH: 10000,
NAME: '2',
['PROGRAM-ID']: 1
},
mediaSequence: 0,
discontinuitySequence: 0,
discontinuityStarts: [],
timelineStarts: [{ start: 0, timeline: 0 }],
targetDuration: 100,
endList: true,
resolvedUri: 'https://www.example.com/vtt',
segments: [{
duration: 100,
resolvedUri: 'https://www.example.com/vtt',
timeline: 0,
uri: 'https://www.example.com/vtt',
number: 0
}],
timeline: 0,
uri: ''
}],
uri: ''
}
}
},
VIDEO: {}
},
playlists: [{
attributes: {
AUDIO: 'audio',
SUBTITLES: 'subs',
BANDWIDTH: 10000,
CODECS: 'foo;bar',
NAME: '1',
['FRAME-RATE']: 30,
['PROGRAM-ID']: 1,
RESOLUTION: {
height: 600,
width: 800
}
},
endList: true,
mediaSequence: 0,
discontinuitySequence: 0,
discontinuityStarts: [],
timelineStarts: [{ start: 0, timeline: 0 }],
targetDuration: 0,
resolvedUri: '',
segments: [],
timeline: 0,
uri: ''
}],
segments: [],
uri: ''
};
assert.deepEqual(toM3u8({ dashPlaylists, eventStream }), expected);
});
dist/mpd-parser.cjs.js

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dist/mpd-parser.es.js

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dist/mpd-parser.js

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test/inheritAttributes.test.js

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