public void Test4()
{
FMp4Encoder fMp4Encoder = new FMp4Encoder();
H264Decoder h264Decoder = new H264Decoder();
var packages = ParseNALUTests();
var filepath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "H264", "JT1078_4.mp4");
if (File.Exists(filepath))
{
File.Delete(filepath);
}
using var fileStream = new FileStream(filepath, FileMode.OpenOrCreate, FileAccess.Write);
var ftyp = fMp4Encoder.EncoderFtypBox();
fileStream.Write(ftyp);
var package1 = packages[0];
var nalus1 = h264Decoder.ParseNALU(package1);
var moov = fMp4Encoder.EncoderMoovBox(nalus1, package1.Bodies.Length);
fileStream.Write(moov);
foreach (var package in packages)
{
var otherNalus = h264Decoder.ParseNALU(package);
var flag = package.Label3.DataType == Protocol.Enums.JT1078DataType.视频I帧 ? 1u : 0u;
var otherMoofBuffer = fMp4Encoder.EncoderMoofBox(otherNalus, package.Bodies.Length, package.Timestamp, package.LastIFrameInterval, flag);
var otherMdatBuffer = fMp4Encoder.EncoderMdatBox(otherNalus, package.Bodies.Length);
fileStream.Write(otherMoofBuffer);
fileStream.Write(otherMdatBuffer);
}
fileStream.Close();
}
public void Test4()
{
FMp4Encoder fMp4Encoder = new FMp4Encoder();
var packages = ParseNALUTests();
var filepath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "H264", "JT1078_4.mp4");
if (File.Exists(filepath))
{
File.Delete(filepath);
}
using var fileStream = new FileStream(filepath, FileMode.OpenOrCreate, FileAccess.Write);
var package1 = packages[0];
var buffer1 = fMp4Encoder.EncoderFirstVideoBox(package1);
fileStream.Write(buffer1);
int moofOffset = buffer1.Length;
foreach (var package in packages.Take(2))
{
var otherBuffer = fMp4Encoder.EncoderOtherVideoBox(package, (ulong)moofOffset);
moofOffset += otherBuffer.Length;
fileStream.Write(otherBuffer);
}
fileStream.Close();
}
public ToWebSocketService(
H264Decoder h264Decoder,
WsSession wsSession,
FMp4Encoder fMp4Encoder,
ILoggerFactory loggerFactory,
IHubContext <FMp4Hub> hubContext)
{
this.h264Decoder = h264Decoder;
logger = loggerFactory.CreateLogger <ToWebSocketService>();
this.fMp4Encoder = fMp4Encoder;
_hubContext = hubContext;
this.wsSession = wsSession;
}
public void Test4()
{
FMp4Encoder fMp4Encoder = new FMp4Encoder();
H264Decoder h264Decoder = new H264Decoder();
var packages = ParseNALUTests();
var filepath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "H264", "JT1078_5.mp4");
if (File.Exists(filepath))
{
File.Delete(filepath);
}
using var fileStream = new FileStream(filepath, FileMode.OpenOrCreate, FileAccess.Write);
var ftyp = fMp4Encoder.EncoderFtypBox();
fileStream.Write(ftyp);
var iNalus = h264Decoder.ParseNALU(packages[0]);
//判断第一帧是否关键帧
var moov = fMp4Encoder.EncoderMoovBox(
iNalus.FirstOrDefault(f => f.NALUHeader.NalUnitType == NalUnitType.SPS),
iNalus.FirstOrDefault(f => f.NALUHeader.NalUnitType == NalUnitType.PPS));
fileStream.Write(moov);
List <H264NALU> nalus = new List <H264NALU>();
foreach (var package in packages)
{
List <H264NALU> h264NALUs = h264Decoder.ParseNALU(package);
foreach (var nalu in h264NALUs)
{
if (nalu.Slice)
{
//H264 NALU slice first_mb_in_slice
nalus.Add(nalu);
}
else
{
if (nalus.Count > 0)
{
var otherBuffer = fMp4Encoder.EncoderOtherVideoBox(nalus);
fileStream.Write(otherBuffer);
nalus.Clear();
}
nalus.Add(nalu);
}
}
}
fileStream.Close();
}
public JT1078FMp4NormalMsgHostedService(
MessageDispatchDataService messageDispatchDataService,
IMemoryCache memoryCache,
ILoggerFactory loggerFactory,
FMp4Encoder fM4Encoder,
JT1078HttpSessionManager httpSessionManager,
IJT1078MsgConsumer msgConsumer)
{
Logger = loggerFactory.CreateLogger <JT1078FMp4NormalMsgHostedService>();
JT1078MsgConsumer = msgConsumer;
HttpSessionManager = httpSessionManager;
FM4Encoder = fM4Encoder;
this.memoryCache = memoryCache;
this.messageDispatchDataService = messageDispatchDataService;
}
public JT1078FMp4NormalMsgHostedService(
MessageDispatchDataService messageDispatchDataService,
IMemoryCache memoryCache,
ILoggerFactory loggerFactory,
H264Decoder h264Decoder,
FMp4Encoder fM4Encoder,
JT1078HttpSessionManager httpSessionManager)
{
Logger = loggerFactory.CreateLogger <JT1078FMp4NormalMsgHostedService>();
HttpSessionManager = httpSessionManager;
FM4Encoder = fM4Encoder;
H264Decoder = h264Decoder;
this.memoryCache = memoryCache;
this.messageDispatchDataService = messageDispatchDataService;
avFrameDict = new ConcurrentDictionary <string, List <H264NALU> >();
}
