65 lines
2.7 KiB
C#
65 lines
2.7 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Dynamic;
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using System.Linq;
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using CRD.Utils.Parser.Segments;
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using CRD.Utils.Parser.Utils;
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namespace CRD.Utils.Parser;
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public class ToPlaylistsClass{
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public static List<dynamic> ToPlaylists(IEnumerable<dynamic> representations){
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return representations.Select(GenerateSegments).ToList();
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}
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public static dynamic GenerateSegments(dynamic input){
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dynamic segmentAttributes = new ExpandoObject();
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Func<dynamic, List<dynamic>, List<dynamic>> segmentsFn = null;
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if (ObjectUtilities.GetMemberValue(input.segmentInfo,"template") != null){
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segmentsFn = SegmentTemplate.SegmentsFromTemplate;
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segmentAttributes = ObjectUtilities.MergeExpandoObjects(input.attributes, input.segmentInfo.template);
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} else if (ObjectUtilities.GetMemberValue(input.segmentInfo,"@base") != null){
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//TODO
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Console.WriteLine("UNTESTED PARSING");
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segmentsFn = SegmentBase.SegmentsFromBase;
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segmentAttributes = ObjectUtilities.MergeExpandoObjects(input.attributes, input.segmentInfo.@base);
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} else if (ObjectUtilities.GetMemberValue(input.segmentInfo,"list") != null){
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//TODO
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Console.WriteLine("UNTESTED PARSING");
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segmentsFn = SegmentList.SegmentsFromList;
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segmentAttributes = ObjectUtilities.MergeExpandoObjects(input.attributes, input.segmentInfo.list);
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}
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dynamic segmentsInfo = new ExpandoObject();
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segmentsInfo.attributes = input.attributes;
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if (segmentsFn == null){
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return segmentsInfo;
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}
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List<dynamic> segments = segmentsFn(segmentAttributes, input.segmentInfo.segmentTimeline);
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// Duration processing
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if (ObjectUtilities.GetMemberValue(segmentAttributes,"duration") != null){
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int timescale = ObjectUtilities.GetMemberValue(segmentAttributes,"timescale") ?? 1;
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segmentAttributes.duration = ObjectUtilities.GetMemberValue(segmentAttributes,"duration") / timescale;
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} else if (segments.Any()){
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segmentAttributes.duration = segments.Max(segment => Math.Ceiling(ObjectUtilities.GetMemberValue(segment,"duration")));
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} else{
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segmentAttributes.duration = 0;
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}
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segmentsInfo.attributes = segmentAttributes;
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segmentsInfo.segments = segments;
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// sidx box handling
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if (ObjectUtilities.GetMemberValue(input.segmentInfo,"base") != null && ObjectUtilities.GetMemberValue(segmentAttributes,"indexRange") != null){
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segmentsInfo.sidx = segments.FirstOrDefault();
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segmentsInfo.segments = new List<dynamic>();
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}
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return segmentsInfo;
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}
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}
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