public void mfra_test() { //000000436d6672610000002b7466726101000000000000010000000000000001000000000000000000000000000002fc010101000000106d66726f0000000000000043 //00 00 00 43 //6d 66 72 61 //00 00 00 2b //74 66 72 61 //01 //00 00 00 //00 00 00 01 //00 00 00 00 //00 00 00 01 //00 00 00 00 00 00 00 00 //00 00 00 00 00 00 02 fc //01 01 01 //00 00 00 10 //6d 66 72 6f //00 //00 00 00 //00 00 00 43 //mfra MovieFragmentRandomAccessBox movieFragmentRandomAccessBox = new MovieFragmentRandomAccessBox(); //mfra->tfra movieFragmentRandomAccessBox.TrackFragmentRandomAccessBox = new TrackFragmentRandomAccessBox(1); movieFragmentRandomAccessBox.TrackFragmentRandomAccessBox.TrackID = 0x01; movieFragmentRandomAccessBox.TrackFragmentRandomAccessBox.TrackFragmentRandomAccessInfos = new List <TrackFragmentRandomAccessBox.TrackFragmentRandomAccessInfo>(); TrackFragmentRandomAccessBox.TrackFragmentRandomAccessInfo trackFragmentRandomAccessInfo1 = new TrackFragmentRandomAccessBox.TrackFragmentRandomAccessInfo(); trackFragmentRandomAccessInfo1.Time = 0; trackFragmentRandomAccessInfo1.MoofOffset = 0x00000000000002fc; trackFragmentRandomAccessInfo1.TrafNumber = 0x01; trackFragmentRandomAccessInfo1.TrunNumber = 0x01; trackFragmentRandomAccessInfo1.SampleNumber = 0x01; movieFragmentRandomAccessBox.TrackFragmentRandomAccessBox.TrackFragmentRandomAccessInfos.Add(trackFragmentRandomAccessInfo1); //mfra->mfro movieFragmentRandomAccessBox.MovieFragmentRandomAccessOffsetBox = new MovieFragmentRandomAccessOffsetBox(0); movieFragmentRandomAccessBox.MovieFragmentRandomAccessOffsetBox.MfraSize = 0x00000043; FMp4MessagePackWriter writer = new MessagePack.FMp4MessagePackWriter(new byte[0x00000043]); movieFragmentRandomAccessBox.ToBuffer(ref writer); var hex = writer.FlushAndGetArray().ToHexString(); Assert.Equal("000000436d6672610000002b7466726101000000000000010000000000000001000000000000000000000000000002fc010101000000106d66726f0000000000000043".ToUpper(), hex); }
void ReadMP4Headers() { BoxType boxType; while (this.boxReader.BaseStream.Position < this.boxReader.BaseStream.Length) { boxType = this.boxReader.PeekNextBoxType(); if (boxType == BoxTypes.Free) { FreeBox freeb = new FreeBox(); freeb.Read(this.boxReader); //FreeBoxList.Add(freeb); } else if (boxType == BoxTypes.MediaData) // mdat { MediaDataBox mdb = new MediaDataBox(); mdb.Read(this.boxReader); // this doesn't really read all of mdat: payload is skipped MediaDataBoxList.Add(mdb); } else if (boxType == BoxTypes.MovieFragmentRandomAccess) { MovieFragmentRandomAccessBox mfrab = new MovieFragmentRandomAccessBox(); mfrab.Read(this.boxReader); } else if (boxType == BoxTypes.Free) { FreeBox freeBox = new FreeBox(); freeBox.Read(this.boxReader); } else { // invalid box, just stop reading break; //Box box2 = new Box(boxType); //box2.Read(this.boxReader); //FreeBoxList.Add(box2); //Debug.WriteLine(string.Format("Unknown BoxType: {0}", box2.Type.ToString())); } } // end of while }
public void Test1() { var jT1078Package = ParseNALUTest(); H264Decoder decoder = new H264Decoder(); var nalus = decoder.ParseNALU(jT1078Package); var spsNALU = nalus.FirstOrDefault(n => n.NALUHeader.NalUnitType == 7); //SPS spsNALU.RawData = decoder.DiscardEmulationPreventionBytes(spsNALU.RawData); var ppsNALU = nalus.FirstOrDefault(n => n.NALUHeader.NalUnitType == 8); ppsNALU.RawData = decoder.DiscardEmulationPreventionBytes(ppsNALU.RawData); //ftyp FileTypeBox fileTypeBox = new FileTypeBox(); fileTypeBox.MajorBrand = "isom"; fileTypeBox.MinorVersion = "\0\0\u0002\0"; fileTypeBox.CompatibleBrands.Add("isom"); fileTypeBox.CompatibleBrands.Add("iso6"); fileTypeBox.CompatibleBrands.Add("iso2"); fileTypeBox.CompatibleBrands.Add("avc1"); fileTypeBox.CompatibleBrands.Add("mp41"); //moov MovieBox movieBox = new MovieBox(); movieBox.MovieHeaderBox = new MovieHeaderBox(0, 0); movieBox.MovieHeaderBox.CreationTime = 0; movieBox.MovieHeaderBox.ModificationTime = 0; movieBox.MovieHeaderBox.Duration = 0; movieBox.MovieHeaderBox.Timescale = 1000; movieBox.MovieHeaderBox.NextTrackID = 2; movieBox.TrackBox = new TrackBox(); movieBox.TrackBox.TrackHeaderBox = new TrackHeaderBox(0, 3); movieBox.TrackBox.TrackHeaderBox.CreationTime = 0; movieBox.TrackBox.TrackHeaderBox.ModificationTime = 0; movieBox.TrackBox.TrackHeaderBox.TrackID = 1; movieBox.TrackBox.TrackHeaderBox.Duration = 0; movieBox.TrackBox.TrackHeaderBox.TrackIsAudio = false; movieBox.TrackBox.TrackHeaderBox.Width = 352; movieBox.TrackBox.TrackHeaderBox.Height = 288; movieBox.TrackBox.MediaBox = new MediaBox(); movieBox.TrackBox.MediaBox.MediaHeaderBox = new MediaHeaderBox(); movieBox.TrackBox.MediaBox.MediaHeaderBox.CreationTime = 0; movieBox.TrackBox.MediaBox.MediaHeaderBox.ModificationTime = 0; movieBox.TrackBox.MediaBox.MediaHeaderBox.Timescale = 1200000; movieBox.TrackBox.MediaBox.MediaHeaderBox.Duration = 0; movieBox.TrackBox.MediaBox.HandlerBox = new HandlerBox(); movieBox.TrackBox.MediaBox.HandlerBox.HandlerType = HandlerType.vide; movieBox.TrackBox.MediaBox.HandlerBox.Name = "VideoHandler"; movieBox.TrackBox.MediaBox.MediaInformationBox = new MediaInformationBox(); movieBox.TrackBox.MediaBox.MediaInformationBox.VideoMediaHeaderBox = new VideoMediaHeaderBox(); movieBox.TrackBox.MediaBox.MediaInformationBox.DataInformationBox = new DataInformationBox(); movieBox.TrackBox.MediaBox.MediaInformationBox.DataInformationBox.DataReferenceBox = new DataReferenceBox(); movieBox.TrackBox.MediaBox.MediaInformationBox.DataInformationBox.DataReferenceBox.DataEntryBoxes = new List <DataEntryBox>(); movieBox.TrackBox.MediaBox.MediaInformationBox.DataInformationBox.DataReferenceBox.DataEntryBoxes.Add(new DataEntryUrlBox(1)); movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox = new SampleTableBox(); movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.SampleDescriptionBox = new SampleDescriptionBox(movieBox.TrackBox.MediaBox.HandlerBox.HandlerType); movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.SampleDescriptionBox.SampleEntries = new List <SampleEntry>(); AVC1SampleEntry avc1 = new AVC1SampleEntry(); avc1.AVCConfigurationBox = new AVCConfigurationBox(); //h264 avc1.Width = (ushort)movieBox.TrackBox.TrackHeaderBox.Width; avc1.Height = (ushort)movieBox.TrackBox.TrackHeaderBox.Height; //MSE codecs avc1.4D0014 //4D 00 14 //AVCProfileIndication profile_compability AVCLevelIndication avc1.AVCConfigurationBox.AVCLevelIndication = 20; avc1.AVCConfigurationBox.AVCProfileIndication = 77; avc1.AVCConfigurationBox.PPSs = new List <byte[]>() { ppsNALU.RawData }; avc1.AVCConfigurationBox.SPSs = new List <byte[]>() { spsNALU.RawData }; avc1.AVCConfigurationBox.ProfileCompatibility = 0; movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.SampleDescriptionBox.SampleEntries.Add(avc1); movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.TimeToSampleBox = new TimeToSampleBox(); movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.SampleToChunkBox = new SampleToChunkBox(); movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.SampleSizeBox = new SampleSizeBox(); movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.ChunkOffsetBox = new ChunkOffsetBox(); movieBox.MovieExtendsBox = new MovieExtendsBox(); movieBox.MovieExtendsBox.TrackExtendsBoxs = new List <TrackExtendsBox>(); TrackExtendsBox trex = new TrackExtendsBox(); trex.TrackID = 1; trex.DefaultSampleDescriptionIndex = 1; trex.DefaultSampleDuration = 0; trex.DefaultSampleSize = 0; trex.DefaultSampleFlags = 0; movieBox.MovieExtendsBox.TrackExtendsBoxs.Add(trex); //用户自定义可以不用 //movieBox.UserDataBox = new UserDataBox(); //movieBox.UserDataBox.Data = "0000005a6d657461000000000000002168646c7200000000000000006d6469726170706c0000000000000000000000002d696c737400000025a9746f6f0000001d6461746100000001000000004c61766635382e34352e313030".ToHexBytes(); //fragment moof n List <FragmentBox> moofs = new List <FragmentBox>(); FragmentBox fragmentBox = new FragmentBox(); fragmentBox.MovieFragmentBox = new MovieFragmentBox(); fragmentBox.MovieFragmentBox.MovieFragmentHeaderBox = new MovieFragmentHeaderBox(); fragmentBox.MovieFragmentBox.MovieFragmentHeaderBox.SequenceNumber = 1; fragmentBox.MovieFragmentBox.TrackFragmentBox = new TrackFragmentBox(); fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox = new TrackFragmentHeaderBox(0x39); fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox.TrackID = 1; //todo:BaseDataOffset fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox.BaseDataOffset = 0x000000000000028b; fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox.DefaultSampleDuration = 48000; fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox.DefaultSampleSize = (uint)jT1078Package.Bodies.Length; fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox.DefaultSampleFlags = 0x1010000; //fragmentBox.MovieFragmentBox.TrackFragmentBox.SampleDependencyTypeBox = new SampleDependencyTypeBox(); //fragmentBox.MovieFragmentBox.TrackFragmentBox.SampleDependencyTypeBox.SampleDependencyTypes = new List<SampleDependencyTypeBox.SampleDependencyType>(); //todo:fragmentBox.MovieFragmentBox.TrackFragmentBox.SampleDependencyTypeBox.SampleDependencyTypes fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentBaseMediaDecodeTimeBox = new TrackFragmentBaseMediaDecodeTimeBox(); //todo:BaseMediaDecodeTime fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentBaseMediaDecodeTimeBox.BaseMediaDecodeTime = 0; //trun fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackRunBox = new TrackRunBox(flags: 0x5); fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackRunBox.DataOffset = 120; fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackRunBox.FirstSampleFlags = 0; fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackRunBox.TrackRunInfos = new List <TrackRunBox.TrackRunInfo>(); fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackRunBox.TrackRunInfos.Add(new TrackRunBox.TrackRunInfo()); fragmentBox.MediaDataBox = new MediaDataBox(); fragmentBox.MediaDataBox.Data = nalus .Select(s => s.RawData) .ToList(); moofs.Add(fragmentBox); //mfra MovieFragmentRandomAccessBox movieFragmentRandomAccessBox = new MovieFragmentRandomAccessBox(); //mfra->tfra movieFragmentRandomAccessBox.TrackFragmentRandomAccessBox = new TrackFragmentRandomAccessBox(1); movieFragmentRandomAccessBox.TrackFragmentRandomAccessBox.TrackID = 0x01; movieFragmentRandomAccessBox.TrackFragmentRandomAccessBox.TrackFragmentRandomAccessInfos = new List <TrackFragmentRandomAccessBox.TrackFragmentRandomAccessInfo>(); TrackFragmentRandomAccessBox.TrackFragmentRandomAccessInfo trackFragmentRandomAccessInfo1 = new TrackFragmentRandomAccessBox.TrackFragmentRandomAccessInfo(); trackFragmentRandomAccessInfo1.Time = 0; //todo:MoofOffset trackFragmentRandomAccessInfo1.MoofOffset = 0x000000000000028b; trackFragmentRandomAccessInfo1.TrafNumber = 0x01; trackFragmentRandomAccessInfo1.TrunNumber = 0x01; trackFragmentRandomAccessInfo1.SampleNumber = 0x01; movieFragmentRandomAccessBox.TrackFragmentRandomAccessBox.TrackFragmentRandomAccessInfos.Add(trackFragmentRandomAccessInfo1); //mfra->mfro movieFragmentRandomAccessBox.MovieFragmentRandomAccessOffsetBox = new MovieFragmentRandomAccessOffsetBox(0); //todo:MfraSize movieFragmentRandomAccessBox.MovieFragmentRandomAccessOffsetBox.MfraSize = 0x00000043; FMp4Box fMp4Box = new FMp4Box(); fMp4Box.FileTypeBox = fileTypeBox; fMp4Box.MovieBox = movieBox; fMp4Box.FragmentBoxs = moofs; fMp4Box.MovieFragmentRandomAccessBox = movieFragmentRandomAccessBox; FMp4MessagePackWriter writer = new FMp4MessagePackWriter(new byte[65535]); fMp4Box.ToBuffer(ref writer); var buffer = writer.FlushAndGetArray(); var filepath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "H264", "JT1078_1.mp4"); if (File.Exists(filepath)) { File.Delete(filepath); } using var fileStream = new FileStream(filepath, FileMode.OpenOrCreate, FileAccess.Write); fileStream.Write(buffer); fileStream.Close(); }