static public Mp4BoxESDS CreateESDSBox(int mMaxFrameSize, int mBitrate, int mSampleRate, int mChannels, string CodecPrivateData) { Mp4BoxESDS box = new Mp4BoxESDS(); if (box != null) { // byte[] desc = GetESDescriptor(mMaxFrameSize, mBitrate, mSampleRate, mChannels, CodecPrivateData); byte[] desc = GetESDescriptor(mMaxFrameSize, mBitrate, mSampleRate, mChannels); if (desc != null) { box.Length = 8 + 4 + desc.Length; box.Type = "esds"; byte[] Buffer = new byte[box.Length - 8]; if (Buffer != null) { byte version = 0; Int32 flag = 0; WriteMp4BoxByte(Buffer, 0, version); WriteMp4BoxInt24(Buffer, 1, flag); WriteMp4BoxData(Buffer, 4, desc); box.Data = Buffer; return(box); } } } return(null); }
public static Mp4BoxMOOV CreateAudioMOOVBox(Int16 TrackID, int MaxFrameSize, int Bitrate, int SampleSize, int SampleRate, int Channels, Int32 TimeScale, Int64 Duration, string LanguageCode, string CodecPrivateData, Guid ProtectionGuid, string ProtectionData) { Int16 RefIndex = 1; string handler_type = "soun"; string handler_name = "Audio\0"; DateTime CreationTime = DateTime.Now; DateTime UpdateTime = DateTime.Now; Int32 Flags = 7; if (string.IsNullOrEmpty(LanguageCode)) { LanguageCode = "und"; } Mp4BoxESDS boxesds = Mp4BoxESDS.CreateESDSBox(MaxFrameSize, Bitrate, SampleRate, Channels, CodecPrivateData); if (boxesds != null) { List <Mp4Box> list = new List <Mp4Box>(); if (list != null) { list.Add(boxesds); Mp4BoxMP4A boxmp4a = Mp4BoxMP4A.CreateMP4ABox(RefIndex, (Int16)Channels, (Int16)SampleSize, SampleRate, list); if (boxmp4a != null) { list.Clear(); list.Add(boxmp4a); Mp4BoxSTSD boxstsd = Mp4BoxSTSD.CreateSTSDBox(1, list); Mp4BoxSTTS boxstts = Mp4BoxSTTS.CreateSTTSBox(0); Mp4BoxCTTS boxctts = Mp4BoxCTTS.CreateCTTSBox(0); Mp4BoxSTSC boxstsc = Mp4BoxSTSC.CreateSTSCBox(0); Mp4BoxSTCO boxstco = Mp4BoxSTCO.CreateSTCOBox(0); Mp4BoxSTSZ boxstsz = Mp4BoxSTSZ.CreateSTSZBox(0, 0); if ((boxstsd != null) && (boxstts != null) && (boxctts != null) && (boxstsc != null) && (boxstco != null) && (boxstsz != null) ) { list.Clear(); list.Add(boxstts); list.Add(boxctts); list.Add(boxstsc); list.Add(boxstco); list.Add(boxstsz); list.Add(boxstsd); Mp4BoxSTBL boxstbl = Mp4BoxSTBL.CreateSTBLBox(list); if (boxstbl != null) { string url = string.Empty; Mp4BoxURL boxurl = Mp4BoxURL.CreateURLBox(url); if (boxurl != null) { list.Clear(); list.Add(boxurl); Mp4BoxDREF boxdref = Mp4BoxDREF.CreateDREFBox((Int32)list.Count, list); if (boxdref != null) { list.Clear(); list.Add(boxdref); Mp4BoxDINF boxdinf = Mp4BoxDINF.CreateDINFBox(list); if (boxdinf != null) { Mp4BoxSMHD boxsmhd = Mp4BoxSMHD.CreateSMHDBox(); if (boxsmhd != null) { list.Clear(); list.Add(boxsmhd); list.Add(boxdinf); list.Add(boxstbl); Mp4BoxMINF boxminf = Mp4BoxMINF.CreateMINFBox(list); if (boxminf != null) { Mp4BoxHDLR boxhdlr = Mp4BoxHDLR.CreateHDLRBox(handler_type, handler_name); if (boxhdlr != null) { Mp4BoxMDHD boxmdhd = Mp4BoxMDHD.CreateMDHDBox(CreationTime, UpdateTime, TimeScale, Duration, LanguageCode); if (boxmdhd != null) { list.Clear(); list.Add(boxmdhd); list.Add(boxhdlr); list.Add(boxminf); Mp4BoxMDIA boxmdia = Mp4BoxMDIA.CreateMDIABox(list); if (boxmdia != null) { Mp4BoxTKHD boxtkhd = Mp4BoxTKHD.CreateTKHDBox(Flags, CreationTime, UpdateTime, TrackID, Duration, true, 0, 0); if (boxtkhd != null) { list.Clear(); list.Add(boxtkhd); list.Add(boxmdia); Mp4BoxTRAK boxtrak = Mp4BoxTRAK.CreateTRAKBox(list); if (boxtrak != null) { Mp4BoxMVHD boxmvhd = Mp4BoxMVHD.CreateMVHDBox(CreationTime, UpdateTime, TimeScale, Duration, TrackID + 1); if (boxmvhd != null) { Mp4BoxMEHD boxmehd = Mp4BoxMEHD.CreateMEHDBox(Duration); Mp4BoxTREX boxtrex = Mp4BoxTREX.CreateTREXBox(TrackID); if ((boxmehd != null) && (boxtrex != null)) { list.Clear(); list.Add(boxmehd); list.Add(boxtrex); Mp4BoxMVEX boxmvex = Mp4BoxMVEX.CreateMVEXBox(list); if (boxmvex != null) { list.Clear(); list.Add(boxmvhd); if ((!string.IsNullOrEmpty(ProtectionData)) && (ProtectionGuid != Guid.Empty)) { Mp4BoxUUID boxuuid = Mp4BoxUUID.CreateUUIDBox(kExtProtectHeaderBoxGuid, ProtectionGuid, ProtectionData); if (boxuuid != null) { list.Add(boxuuid); } } list.Add(boxtrak); list.Add(boxmvex); return(Mp4BoxMOOV.CreateMOOVBox(list)); } } } } } } } } } } } } } } } } } } return(null); }