public void moov_trak_mdia_hdlr_minf_stbl_test()
{
//000000e17374626c000000957374736400000000000000010000008561766331000000000000000100000000000000000000000000000000022003c0004800000048000000000000000100000000000000000000000000000000000000000000000000000000000000000018ffff0000002f617663430164001fffe100176764001facd940881e684000f4240037b40883c60c658001000568efbcb0000000001073747473000000000000000000000010737473630000000000000000000000147374737a000000000000000000000000000000107374636f0000000000000000
//stbl
SampleTableBox sampleTableBox = new SampleTableBox();
//stbl->stsd
SampleDescriptionBox sampleDescriptionBox = new SampleDescriptionBox(HandlerType.none);
//stbl->stsd->avc1
AVC1SampleEntry aVC1SampleEntry = new AVC1SampleEntry();
aVC1SampleEntry.Width = 0x0220;
aVC1SampleEntry.Height = 0x03c0;
//stbl->stsd->avc1->avcc
AVCConfigurationBox aVCConfigurationBox = new AVCConfigurationBox();
aVCConfigurationBox.AVCProfileIndication = 0x64;
aVCConfigurationBox.ProfileCompatibility = 0;
aVCConfigurationBox.AVCLevelIndication = 0x1f;
aVCConfigurationBox.LengthSizeMinusOne = 0xff;
aVCConfigurationBox.SPSs = new List <byte[]>()
{
"6764001facd940881e684000f4240037b40883c60c6580".ToHexBytes()
};
aVCConfigurationBox.PPSs = new List <byte[]>()
{
"68efbcb000".ToHexBytes()
};
aVC1SampleEntry.AVCConfigurationBox = aVCConfigurationBox;
sampleDescriptionBox.SampleEntries = new List <SampleEntry>()
{
aVC1SampleEntry
};
sampleTableBox.SampleDescriptionBox = sampleDescriptionBox;
//stbl->stts
sampleTableBox.TimeToSampleBox = new TimeToSampleBox();
//stbl->stsc
sampleTableBox.SampleToChunkBox = new SampleToChunkBox();
//stbl->stsz
sampleTableBox.SampleSizeBox = new SampleSizeBox();
//stbl->stco
sampleTableBox.ChunkOffsetBox = new ChunkOffsetBox();
FMp4MessagePackWriter writer = new MessagePack.FMp4MessagePackWriter(new byte[0x000000e1]);
sampleTableBox.ToBuffer(ref writer);
var hex = writer.FlushAndGetArray().ToHexString();
Assert.Equal("000000e17374626c000000957374736400000000000000010000008561766331000000000000000100000000000000000000000000000000022003c0004800000048000000000000000100000000000000000000000000000000000000000000000000000000000000000018ffff0000002f617663430164001fffe100176764001facd940881e684000f4240037b40883c60c658001000568efbcb0000000001073747473000000000000000000000010737473630000000000000000000000147374737a000000000000000000000000000000107374636f0000000000000000".ToUpper(), hex);
}
public void Test1()
{
//0000008561766331000000000000000100000000000000000000000000000000022003C0004800000048000000000000000100000000000000000000000000000000000000000000000000000000000000000018FFFF0000002F617663430164001FFFE100176764001FACD940881E684000F4240037B40883C60C658001000568EFBCB000
//1.avc1
//0000008561766331000000000000000100000000000000000000000000000000022003C0004800000048000000000000000100000000000000000000000000000000000000000000000000000000000000000018FFFF
//2.avc1->avcc
//0000002F617663430164001FFFE100176764001FACD940881E684000F4240037B40883C60C658001000568EFBCB000
//0000008561766331000000000000000100000000000000000000000000000000022003c0004800000048000000000000000100000000000000000000000000000000000000000000000000000000000000000018ffff
//-------------avc1
//00 00 00 85
//61 76 63 31
//00 00 00
//00 00 00
//00 01
//00 00
//00 00
//00 00 00 00
//00 00 00 00
//00 00 00 00
//02 20
//03 c0
//00 48 00 00
//00 48 00 00
//00 00 00 00
//00 01
//00
//00 00 00 00
//00 00 00 00
//00 00 00 00
//00 00 00 00
//00 00 00 00
//00 00 00 00
//00 00 00 00
//00 00 00
//00 18
//ff ff
AVC1SampleEntry aVC1SampleEntry = new AVC1SampleEntry();
aVC1SampleEntry.Width = 0x0220;
aVC1SampleEntry.Height = 0x03c0;
AVCConfigurationBox aVCConfigurationBox = new AVCConfigurationBox();
aVCConfigurationBox.AVCProfileIndication = 0x64;
aVCConfigurationBox.ProfileCompatibility = 0;
aVCConfigurationBox.AVCLevelIndication = 0x1f;
aVCConfigurationBox.LengthSizeMinusOne = 0xff;
aVCConfigurationBox.SPSs = new List <byte[]>()
{
"6764001facd940881e684000f4240037b40883c60c6580".ToHexBytes()
};
aVCConfigurationBox.PPSs = new List <byte[]>()
{
"68efbcb000".ToHexBytes()
};
aVC1SampleEntry.AVCConfigurationBox = aVCConfigurationBox;
FMp4MessagePackWriter writer = new FMp4MessagePackWriter(new byte[0x00000085]);
aVC1SampleEntry.ToBuffer(ref writer);
var hex = writer.FlushAndGetArray().ToHexString();
Assert.Equal("0000008561766331000000000000000100000000000000000000000000000000022003C0004800000048000000000000000100000000000000000000000000000000000000000000000000000000000000000018FFFF0000002F617663430164001FFFE100176764001FACD940881E684000F4240037B40883C60C658001000568EFBCB000".ToUpper(), hex);
}
public void Test3()
{
H264Decoder decoder = new H264Decoder();
var packages = ParseNALUTests();
//10M
FMp4MessagePackWriter writer = new FMp4MessagePackWriter(new byte[10 * 1024 * 1024]);
var filepath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "H264", "JT1078_3.mp4");
if (File.Exists(filepath))
{
File.Delete(filepath);
}
using var fileStream = new FileStream(filepath, FileMode.OpenOrCreate, FileAccess.Write);
var jT1078Package = packages.FirstOrDefault();
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);
ExpGolombReader h264GolombReader = new ExpGolombReader(spsNALU.RawData);
var spsInfo = h264GolombReader.ReadSPS();
//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 = (uint)spsInfo.width;
movieBox.TrackBox.TrackHeaderBox.Height = (uint)spsInfo.height;
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;
avc1.AVCConfigurationBox.AVCLevelIndication = spsInfo.levelIdc;
avc1.AVCConfigurationBox.AVCProfileIndication = spsInfo.profileIdc;
avc1.AVCConfigurationBox.ProfileCompatibility = (byte)spsInfo.profileCompat;
avc1.AVCConfigurationBox.PPSs = new List <byte[]>()
{
ppsNALU.RawData
};
avc1.AVCConfigurationBox.SPSs = new List <byte[]>()
{
spsNALU.RawData
};
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);
fileTypeBox.ToBuffer(ref writer);
movieBox.ToBuffer(ref writer);
//fragment moof n
foreach (var package in packages)
{
ulong moofOffset = (ulong)writer.GetCurrentPosition();
var package_nalus = decoder.ParseNALU(package);
FragmentBox fragmentBox = new FragmentBox();
fragmentBox.MovieFragmentBox = new MovieFragmentBox();
fragmentBox.MovieFragmentBox.MovieFragmentHeaderBox = new MovieFragmentHeaderBox();
fragmentBox.MovieFragmentBox.MovieFragmentHeaderBox.SequenceNumber = package.SN;
fragmentBox.MovieFragmentBox.TrackFragmentBox = new TrackFragmentBox();
fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox = new TrackFragmentHeaderBox(0x39);
fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox.TrackID = 1;
fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox.BaseDataOffset = moofOffset;
fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox.DefaultSampleDuration = 48000;
fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox.DefaultSampleSize = (uint)package.Bodies.Length;
fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentHeaderBox.DefaultSampleFlags = 0x1010000;
fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentBaseMediaDecodeTimeBox = new TrackFragmentBaseMediaDecodeTimeBox();
fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackFragmentBaseMediaDecodeTimeBox.BaseMediaDecodeTime = package.Timestamp * 1000;
//trun
fragmentBox.MovieFragmentBox.TrackFragmentBox.TrackRunBox = new TrackRunBox(flags: 0x5);
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 = package_nalus.Select(s => s.RawData).ToList();
fragmentBox.ToBuffer(ref writer);
}
var buffer = writer.FlushAndGetArray();
fileStream.Write(buffer);
fileStream.Close();
}
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();
}
/// <summary>
/// 编码首个视频盒子
/// </summary>
/// <param name="package">jt1078完整包</param>
/// <returns></returns>
public byte[] EncoderFirstVideoBox(JT1078Package package)
{
byte[] buffer = FMp4ArrayPool.Rent(package.Bodies.Length + 4096);
FMp4MessagePackWriter writer = new FMp4MessagePackWriter(new byte[10 * 1024 * 1024]);
try
{
var nalus = h264Decoder.ParseNALU(package);
var spsNALU = nalus.FirstOrDefault(n => n.NALUHeader.NalUnitType == 7);
//SPS
spsNALU.RawData = h264Decoder.DiscardEmulationPreventionBytes(spsNALU.RawData);
var ppsNALU = nalus.FirstOrDefault(n => n.NALUHeader.NalUnitType == 8);
ppsNALU.RawData = h264Decoder.DiscardEmulationPreventionBytes(ppsNALU.RawData);
ExpGolombReader h264GolombReader = new ExpGolombReader(spsNALU.RawData);
var spsInfo = h264GolombReader.ReadSPS();
//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 = (uint)spsInfo.width;
movieBox.TrackBox.TrackHeaderBox.Height = (uint)spsInfo.height;
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;
avc1.AVCConfigurationBox.AVCLevelIndication = spsInfo.levelIdc;
avc1.AVCConfigurationBox.AVCProfileIndication = spsInfo.profileIdc;
avc1.AVCConfigurationBox.ProfileCompatibility = (byte)spsInfo.profileCompat;
avc1.AVCConfigurationBox.PPSs = new List <byte[]>()
{
ppsNALU.RawData
};
avc1.AVCConfigurationBox.SPSs = new List <byte[]>()
{
spsNALU.RawData
};
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);
fileTypeBox.ToBuffer(ref writer);
movieBox.ToBuffer(ref writer);
var data = writer.FlushAndGetArray();
return(data);
}
finally
{
FMp4ArrayPool.Return(buffer);
}
}
/// <summary>
/// 编码moov盒子
/// </summary>
/// <returns></returns>
public byte[] EncoderMoovBox(List <H264NALU> nalus, int naluLength)
{
byte[] buffer = FMp4ArrayPool.Rent(naluLength + 4096);
FMp4MessagePackWriter writer = new FMp4MessagePackWriter(buffer);
try
{
var spsNALU = nalus.FirstOrDefault(n => n.NALUHeader.NalUnitType == 7);
//SPS
spsNALU.RawData = h264Decoder.DiscardEmulationPreventionBytes(spsNALU.RawData);
var ppsNALU = nalus.FirstOrDefault(n => n.NALUHeader.NalUnitType == 8);
ppsNALU.RawData = h264Decoder.DiscardEmulationPreventionBytes(ppsNALU.RawData);
ExpGolombReader h264GolombReader = new ExpGolombReader(spsNALU.RawData);
var spsInfo = h264GolombReader.ReadSPS();
//moov
MovieBox movieBox = new MovieBox();
movieBox.MovieHeaderBox = new MovieHeaderBox(0, 2);
movieBox.MovieHeaderBox.CreationTime = 0;
movieBox.MovieHeaderBox.ModificationTime = 0;
movieBox.MovieHeaderBox.Duration = 0;
movieBox.MovieHeaderBox.Timescale = 1000;
movieBox.MovieHeaderBox.NextTrackID = 99;
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 = (uint)spsInfo.width;
movieBox.TrackBox.TrackHeaderBox.Height = (uint)spsInfo.height;
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;
avc1.AVCConfigurationBox.AVCLevelIndication = spsInfo.levelIdc;
avc1.AVCConfigurationBox.AVCProfileIndication = spsInfo.profileIdc;
avc1.AVCConfigurationBox.ProfileCompatibility = (byte)spsInfo.profileCompat;
avc1.AVCConfigurationBox.PPSs = new List <byte[]>()
{
ppsNALU.RawData
};
avc1.AVCConfigurationBox.SPSs = new List <byte[]>()
{
spsNALU.RawData
};
movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.SampleDescriptionBox.SampleEntries.Add(avc1);
movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.TimeToSampleBox = new TimeToSampleBox()
{
//TimeToSampleInfos=new List<TimeToSampleBox.TimeToSampleInfo>
//{
// new TimeToSampleBox.TimeToSampleInfo
// {
// SampleCount=0,
// SampleDelta=0
// }
//}
};
movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.SampleToChunkBox = new SampleToChunkBox()
{
//SampleToChunkInfos=new List<SampleToChunkBox.SampleToChunkInfo>()
//{
// new SampleToChunkBox.SampleToChunkInfo
// {
// }
//}
};
movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.SampleSizeBox = new SampleSizeBox()
{
//EntrySize = new List<uint>()
//{
// 0
//}
};
movieBox.TrackBox.MediaBox.MediaInformationBox.SampleTableBox.ChunkOffsetBox = new ChunkOffsetBox()
{
//ChunkOffset=new List<uint>()
//{
// 0
//}
};
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);
movieBox.ToBuffer(ref writer);
var data = writer.FlushAndGetArray();
return(data);
}
finally
{
FMp4ArrayPool.Return(buffer);
}
}
