hls-parser - npm Package Compare versions

Comparing version 0.2.5 to 0.3.0

dist/hls-parser.min.js

@@ -1,2 +0,2 @@
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integer"),i.push("IV=".concat(l.byteSequenceToHex(e.iv)))),e.format&&i.push('KEYFORMAT="'.concat(e.format,'"')),e.formatVersion&&i.push('KEYFORMATVERSIONS="'.concat(e.formatVersion,'"')),t.push("".concat(n,":").concat(i.join(",")))}function I(t,e){var r=e.isIFrameOnly?"#EXT-X-I-FRAME-STREAM-INF":"#EXT-X-STREAM-INF",n=["BANDWIDTH=".concat(e.bandwidth)];if(e.averageBandwidth&&n.push("AVERAGE-BANDWIDTH=".concat(e.averageBandwidth)),e.isIFrameOnly&&n.push('URI="'.concat(e.uri,'"')),e.codecs&&n.push('CODECS="'.concat(e.codecs,'"')),e.resolution&&n.push("RESOLUTION=".concat(e.resolution.width,"x").concat(e.resolution.height)),e.frameRate&&n.push("FRAME-RATE=".concat(N(e.frameRate,3))),e.hdcpLevel&&n.push("HDCP-LEVEL=".concat(e.hdcpLevel)),0<e.audio.length){n.push('AUDIO="'.concat(e.audio[0].groupId,'"'));var i=!0,o=!1,a=void 0;try{for(var s,u=e.audio[Symbol.iterator]();!(i=(s=u.next()).done);i=!0){b(t,s.value)}}catch(t){o=!0,a=t}finally{try{i||null==u.return||u.return()}finally{if(o)throw a}}}if(0<e.video.length){n.push('VIDEO="'.concat(e.video[0].groupId,'"'));var c=!0,f=!1,l=void 0;try{for(var h,E=e.video[Symbol.iterator]();!(c=(h=E.next()).done);c=!0){b(t,h.value)}}catch(t){f=!0,l=t}finally{try{c||null==E.return||E.return()}finally{if(f)throw l}}}if(0<e.subtitles.length){n.push('SUBTITLES="'.concat(e.subtitles[0].groupId,'"'));var p=!0,T=!1,y=void 0;try{for(var d,g=e.subtitles[Symbol.iterator]();!(p=(d=g.next()).done);p=!0){b(t,d.value)}}catch(t){T=!0,y=t}finally{try{p||null==g.return||g.return()}finally{if(T)throw y}}}if(0<e.closedCaptions.length){n.push('CLOSED-CAPTIONS="'.concat(e.closedCaptions[0].groupId,'"'));var A=!0,v=!1,I=void 0;try{for(var S,m=e.closedCaptions[Symbol.iterator]();!(A=(S=m.next()).done);A=!0){b(t,S.value)}}catch(t){v=!0,I=t}finally{try{A||null==m.return||m.return()}finally{if(v)throw I}}}t.push("".concat(r,":").concat(n.join(","))),e.isIFrameOnly||t.push("".concat(e.uri))}function b(t,e){var r=["TYPE=".concat(e.type),'GROUP-ID="'.concat(e.groupId,'"'),'NAME="'.concat(e.name,'"')];void 0!==e.isDefault&&r.push("DEFAULT=".concat(e.isDefault?"YES":"NO")),void 0!==e.autoselect&&r.push("AUTOSELECT=".concat(e.autoselect?"YES":"NO")),void 0!==e.forced&&r.push("FORCED=".concat(e.forced?"YES":"NO")),e.language&&r.push('LANGUAGE="'.concat(e.language,'"')),e.assocLanguage&&r.push('ASSOC-LANGUAGE="'.concat(e.assocLanguage,'"')),e.instreamId&&r.push('INSTREAM-ID="'.concat(e.instreamId,'"')),e.characteristics&&r.push('CHARACTERISTICS="'.concat(e.characteristics,'"')),e.channels&&r.push('CHANNELS="'.concat(e.channels,'"')),e.uri&&r.push('URI="'.concat(e.uri,'"')),t.push("#EXT-X-MEDIA:".concat(r.join(",")))}function T(t,e){var r=2<arguments.length&&void 0!==arguments[2]?arguments[2]:1;e.byterange&&t.push("#EXT-X-BYTERANGE:".concat(y(e.byterange))),e.discontinuity&&t.push("#EXT-X-DISCONTINUITY"),e.key&&v(t,e.key),e.map&&function(t,e){var r=['URI="'.concat(e.uri,'"')];e.byterange&&r.push("BYTERANGE=".concat(y(e.byterange)));t.push("#EXT-X-MAP:".concat(r.join(",")))}(t,e.map),e.programDateTime&&t.push("#EXT-X-PROGRAM-DATE-TIME:".concat(l.formatDate(e.programDateTime))),e.dateRange&&function(t,e){var r=['ID="'.concat(e.id,'"'),'START-DATE="'.concat(l.formatDate(e.start),'"')];e.end&&r.push('END-DATE="'.concat(e.end,'"'));e.duration&&r.push("DURATION=".concat(e.duration));e.plannedDuration&&r.push("PLANNED-DURATION=".concat(e.plannedDuration));e.classId&&r.push('CLASS="'.concat(e.classId,'"'));e.endOnNext&&r.push("END-ON-NEXT=YES");Object.keys(e.attributes).forEach(function(t){t.startsWith("X-")?"number"==typeof e.attributes[t]?r.push("".concat(t,"=").concat(e.attributes[t])):r.push("".concat(t,'="').concat(e.attributes[t],'"')):t.startsWith("SCTE35-")&&r.push("".concat(t,"=").concat(l.byteSequenceToHex(e.attributes[t])))}),t.push("#EXT-X-DATERANGE:".concat(r.join(",")))}(t,e.dateRange);var n=r<3?Math.round(e.duration):N(e.duration);t.push("#EXTINF:".concat(n,",").concat(unescape(encodeURIComponent(e.title||"")))),Array.prototype.push.call(t,"".concat(e.uri))}function y(t){return"".concat(t.length,"@").concat(t.offset)}t.exports=function(t){l.PARAMCHECK(t),l.ASSERT("Not a playlist","playlist"===t.type);var e=new p(t.uri);return e.push("#EXTM3U"),t.version&&e.push("#EXT-X-VERSION:".concat(t.version)),t.independentSegments&&e.push("#EXT-X-INDEPENDENT-SEGMENTS"),t.start&&e.push("#EXT-X-START:TIME-OFFSET=".concat(N(t.start.offset)).concat(t.start.precise?",PRECISE=YES":"")),t.isMasterPlaylist?function(t,e){var r,n,i,o=!0,a=!1,s=void 0;try{for(var u,c=e.sessionDataList[Symbol.iterator]();!(o=(u=c.next()).done);o=!0)r=t,n=u.value,i=void 0,i=['DATA-ID="'.concat(n.id,'"')],n.language&&i.push('LANGUAGE="'.concat(n.language,'"')),n.value?i.push('VALUE="'.concat(n.value,'"')):n.uri&&i.push('URI="'.concat(n.uri,'"')),r.push("#EXT-X-SESSION-DATA:".concat(i.join(",")))}catch(t){a=!0,s=t}finally{try{o||null==c.return||c.return()}finally{if(a)throw s}}var f=!0,l=!1,h=void 0;try{for(var E,p=e.sessionKeyList[Symbol.iterator]();!(f=(E=p.next()).done);f=!0)v(t,E.value,!0)}catch(t){l=!0,h=t}finally{try{f||null==p.return||p.return()}finally{if(l)throw h}}var T=!0,y=!1,d=void 0;try{for(var g,A=e.variants[Symbol.iterator]();!(T=(g=A.next()).done);T=!0)I(t,g.value)}catch(t){y=!0,d=t}finally{try{T||null==A.return||A.return()}finally{if(y)throw d}}}(e,t):function(t,e){e.targetDuration&&t.push("#EXT-X-TARGETDURATION:".concat(e.targetDuration)),e.mediaSequenceBase&&t.push("#EXT-X-MEDIA-SEQUENCE:".concat(e.mediaSequenceBase)),e.discontinuitySequenceBase&&t.push("#EXT-X-DISCONTINUITY-SEQUENCE:".concat(e.discontinuitySequenceBase)),e.playlistType&&t.push("#EXT-X-PLAYLIST-TYPE:".concat(e.playlistType)),e.isIFrame&&t.push("#EXT-X-I-FRAMES-ONLY");var r=!0,n=!1,i=void 0;try{for(var o,a=e.segments[Symbol.iterator]();!(r=(o=a.next()).done);r=!0)T(t,o.value,e.version)}catch(t){n=!0,i=t}finally{try{r||null==a.return||a.return()}finally{if(n)throw i}}e.endlist&&t.push("#EXT-X-ENDLIST")}(e,t),e.join("\n")}}])});
 //# sourceMappingURL=hls-parser.min.js.map

index.js

@@ -0,1 +1,2 @@
+const {getOptions, setOptions} = require('./utils');
 const parse = require('./parse');
@@ -8,3 +9,5 @@ const stringify = require('./stringify');
   stringify,
-  types
+  types,
+  getOptions,
+  setOptions
 };

package.json

 {
   "name": "hls-parser",
-  "version": "0.2.5",
+  "version": "0.3.0",
   "description": "A simple library to read/write HLS playlists",
@@ -36,3 +36,3 @@ "main": "index.js",
     "coveralls": "^3.0.2",
-    "nyc": "^13.2.0",
+    "nyc": "^13.3.0",
     "uglifyjs-webpack-plugin": "^2.1.1",
@@ -39,0 +39,0 @@ "webpack": "^4.29.3",

README.md

@@ -63,2 +63,19 @@ [![Build Status](https://travis-ci.org/kuu/hls-parser.svg?branch=master)](https://travis-ci.org/kuu/hls-parser)
 A text data that conforms to [the HLS playlist spec](https://tools.ietf.org/html/draft-pantos-http-live-streaming-23#section-4.1)
+
+### `HLS.setOptions(obj)`
+Updates the option values
+#### params
+| Name    | Type   | Required | Default | Description   |
+| ------- | ------ | -------- | ------- | ------------- |
+| obj     | Object | Yes      | {}     | An object holding option values which will be used to overwrite the internal option values.  |
+##### supported options
+| Name       | Type    | Default | Description   |
+| ---------- | ------- | ------- | ------------- |
+| strictMode | boolean | false   | If true, the function throws an error when `parse`/`stringify` failed. If false, the function just logs the error and continues to run.|
+
+### `HLS.getOptions()`
+Retrieves the current option values
+#### return value
+A cloned object containing the current option values
+
 ### `HLS.types`
@@ -65,0 +82,0 @@ An object that holds all the classes described below.

stringify.js

@@ -41,2 +41,7 @@ const utils = require('./utils');
 
+function buildDecimalFloatingNumber(num, fixed) {
+  const rounded = Math.round(num * 1000) / 1000;
+  return fixed ? rounded.toFixed(fixed) : rounded;
+}
+
 function buildMasterPlaylist(lines, playlist) {
@@ -104,3 +109,3 @@ for (const sessionData of playlist.sessionDataList) {
   if (variant.frameRate) {
-    attrs.push(`FRAME-RATE=${variant.frameRate}`);
+    attrs.push(`FRAME-RATE=${buildDecimalFloatingNumber(variant.frameRate, 3)}`);
   }
@@ -193,3 +198,3 @@ if (variant.hdcpLevel) {
   for (const segment of playlist.segments) {
-    buildSegment(lines, segment);
+    buildSegment(lines, segment, playlist.version);
   }
@@ -201,3 +206,3 @@ if (playlist.endlist) {
 
-function buildSegment(lines, segment) {
+function buildSegment(lines, segment, version = 1) {
   if (segment.byterange) {
@@ -221,3 +226,4 @@ lines.push(`#EXT-X-BYTERANGE:${buildByteRange(segment.byterange)}`);
   }
-  lines.push(`#EXTINF:${segment.duration},${unescape(encodeURIComponent(segment.title || ''))}`);
+  const duration = version < 3 ? Math.round(segment.duration) : buildDecimalFloatingNumber(segment.duration);
+  lines.push(`#EXTINF:${duration},${unescape(encodeURIComponent(segment.title || ''))}`);
   Array.prototype.push.call(lines, `${segment.uri}`); // URIs could be redundant when EXT-X-BYTERANGE is used
@@ -281,6 +287,6 @@ }
   if (playlist.independentSegments) {
-    lines.push(`#EXT-X-INDEPENDENT-SEGMENTS:${playlist.independentSegments}`);
+    lines.push('#EXT-X-INDEPENDENT-SEGMENTS');
   }
   if (playlist.start) {
-    lines.push(`#EXT-X-START:TIME-OFFSET=${playlist.start.offset}${playlist.start.precise ? ',PRECISE=YES' : ''}`);
+    lines.push(`#EXT-X-START:TIME-OFFSET=${buildDecimalFloatingNumber(playlist.start.offset)}${playlist.start.precise ? ',PRECISE=YES' : ''}`);
   }
@@ -287,0 +293,0 @@ if (playlist.isMasterPlaylist) {

utils.js

@@ -0,7 +1,12 @@
+let options = {};
+
 function THROW(err) {
+  if (!options.strictMode) {
+    return console.error(err.message);
+  }
   throw err;
 }
 
-function ASSERT(msg, ...params) {
-  for (const [index, param] of params.entries()) {
+function ASSERT(msg, ...options) {
+  for (const [index, param] of options.entries()) {
     if (!param) {
@@ -13,4 +18,4 @@ THROW(new Error(`${msg} : Failed at [${index}]`));
 
-function CONDITIONALASSERT(...params) {
-  for (const [index, [cond, param]] of params.entries()) {
+function CONDITIONALASSERT(...options) {
+  for (const [index, [cond, param]] of options.entries()) {
     if (!cond) {
@@ -25,4 +30,4 @@ continue;
 
-function PARAMCHECK(...params) {
-  for (const [index, param] of params.entries()) {
+function PARAMCHECK(...options) {
+  for (const [index, param] of options.entries()) {
     if (param === undefined) {
@@ -34,4 +39,4 @@ THROW(new Error(`Param Check : Failed at [${index}]`));
 
-function CONDITIONALPARAMCHECK(...params) {
-  for (const [index, [cond, param]] of params.entries()) {
+function CONDITIONALPARAMCHECK(...options) {
+  for (const [index, [cond, param]] of options.entries()) {
     if (!cond) {
@@ -190,2 +195,10 @@ continue;
 
+function setOptions(newOptions = {}) {
+  options = Object.assign(options, newOptions);
+}
+
+function getOptions() {
+  return Object.assign({}, options);
+}
+
 module.exports = {
@@ -207,3 +220,5 @@ THROW,
   formatDate,
-  hasOwnProp
+  hasOwnProp,
+  setOptions,
+  getOptions
 };

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Improved metrics

Total package byte prevSize

455548

increased by0.99%

Number of package files

12

increased by9.09%

Lines of code

5537

increased by0.89%

Number of lines in readme file

205

increased by9.04%

No dependency changes