/// <summary>
/// tries to open the video source and gets the number of frames from it, or
/// exits with an error
/// </summary>
/// <param name="videoSource">the AviSynth script</param>
/// <param name="error">return parameter for all errors</param>
/// <returns>true if the file could be opened, false if not</returns>
protected void getInputProperties(VideoJob job)
{
//VapourSynthHelper vsHelper = new VapourSynthHelper();
//vsHelper.LoadScriptFile(job.Input);
VSPipeInfo vsHelper = new VSPipeInfo(job.Input, job.VspipeArgs);
fps_n = vsHelper.FpsNum;
fps_d = vsHelper.FpsDen;
NumberOfFrames = (ulong)vsHelper.TotalFreams;
job.NumberOfFrames = NumberOfFrames;
if (fps_n == job.FpsNum && fps_d == job.FpsDen)
{
return;
}
if (job.Vfr)
{
job.FpsNum = (uint)fps_n;
job.FpsDen = (uint)fps_d;
job.Fps = (fps_n + 0.0) / fps_d;
return;
}
OKETaskException ex = new OKETaskException(Constants.fpsMismatchSmr);
ex.progress = 0.0;
ex.Data["SRC_FPS"] = ((double)job.FpsNum / job.FpsDen).ToString("F3");
ex.Data["DST_FPS"] = ((double)fps_n / fps_d).ToString("F3");
throw ex;
}
/// <summary>
/// tries to open the video source and gets the number of frames from it, or
/// exits with an error
/// </summary>
/// <param name="videoSource">the AviSynth script</param>
/// <param name="error">return parameter for all errors</param>
/// <returns>true if the file could be opened, false if not</returns>
protected void getInputProperties(VideoJob job)
{
//VapourSynthHelper vsHelper = new VapourSynthHelper();
//vsHelper.LoadScriptFile(job.Input);
VSPipeInfo vsHelper = new VSPipeInfo(job.Input);
fps_n = vsHelper.FpsNum;
fps_d = vsHelper.FpsDen;
numberOfFrames = (ulong)vsHelper.TotalFreams;
// su.ClipLength = TimeSpan.FromSeconds((double)numberOfFrames / fps);
}
public RpcJob(string sourceFile, VideoJob videoJob)
{
Input = sourceFile;
Output = Path.ChangeExtension(sourceFile, "rpc");
RippedFile = videoJob.Output;
TotalFrame = videoJob.NumberOfFrames;
foreach (string arg in videoJob.VspipeArgs)
{
int pos = arg.IndexOf('=');
string variable = arg.Substring(0, pos);
string value = arg.Substring(pos + 1);
Args[variable] = value;
}
}
public X264Encoder(VideoJob job) : base()
{
this.job = job;
getInputProperties(job);
executable = Path.Combine(Environment.SystemDirectory, "cmd.exe");
if (File.Exists(job.EncoderPath))
{
this.X264Path = job.EncoderPath;
}
// 获取VSPipe路径
this.VspipePath = Initializer.Config.vspipePath;
commandLine = BuildCommandline(job.EncodeParam, job.NumaNode, job.VspipeArgs);
}
/// <summary>
/// tries to open the video source and gets the number of frames from it, or
/// exits with an error
/// </summary>
/// <param name="videoSource">the AviSynth script</param>
/// <param name="error">return parameter for all errors</param>
/// <returns>true if the file could be opened, false if not</returns>
protected void getInputProperties(VideoJob job)
{
//VapourSynthHelper vsHelper = new VapourSynthHelper();
//vsHelper.LoadScriptFile(job.Input);
VSPipeInfo vsHelper = new VSPipeInfo(job.Input, job.VspipeArgs);
fps_n = vsHelper.FpsNum;
fps_d = vsHelper.FpsDen;
NumberOfFrames = (ulong)vsHelper.TotalFreams;
if (fps_n != job.FpsNum || fps_d != job.FpsDen)
{
OKETaskException ex = new OKETaskException(Constants.fpsMismatchSmr);
ex.progress = 0.0;
ex.Data["SRC_FPS"] = ((double)job.FpsNum / job.FpsDen).ToString("F3");
ex.Data["DST_FPS"] = ((double)fps_n / fps_d).ToString("F3");
throw ex;
}
// su.ClipLength = TimeSpan.FromSeconds((double)numberOfFrames / fps);
}
public void Start()
{
// TODO: 只考虑完整的视频压制流程
if (job.JobType != "video")
{
return;
}
VideoJob vjob = job as VideoJob;
// 抽取音轨
FileInfo eacInfo = new FileInfo(".\\tools\\eac3to\\eac3to.exe");
if (!eacInfo.Exists)
{
throw new Exception("Eac3to 不存在");
}
EACDemuxer eac = new EACDemuxer(eacInfo.FullName, vjob.config.InputFile);
var audioTracks = eac.Extract((double progress, EACProgressType type) => {
switch (type)
{
case EACProgressType.Analyze:
vjob.config.Status = "轨道分析中";
vjob.config.ProgressValue = progress;
break;
case EACProgressType.Process:
vjob.config.Status = "抽取音轨中";
vjob.config.ProgressValue = progress;
break;
case EACProgressType.Completed:
vjob.config.Status = "音轨抽取完毕";
vjob.config.ProgressValue = progress;
break;
default:
return;
}
});
// 默认列表是按照顺序来
string audioTrack = audioTracks[0].OutFileName;
// 音频转码
List <string> audioFile = new List <string>();
foreach (var track in vjob.config.AudioTracks)
{
var audioOutput = audioTracks[track.TrackId];
string audioOutpath = audioOutput.OutFileName;
if (track.Format.ToUpper() == "AAC")
{
vjob.config.Status = "音轨转码中";
vjob.config.ProgressValue = -1;
if (audioOutput.FileExtension == ".flac")
{
AudioJob aDecode = new AudioJob("WAV");
aDecode.Input = audioOutput.OutFileName;
aDecode.Output = "-";
FLACDecoder flac = new FLACDecoder(".\\tools\\flac\\flac.exe", aDecode);
AudioJob aEncode = new AudioJob("AAC");
aEncode.Input = "-";
aEncode.Output = Path.ChangeExtension(audioOutpath, ".aac");
QAACEncoder qaac = new QAACEncoder(".\\tools\\qaac\\qaac.exe", aEncode, track.Bitrate);
CMDPipeJobProcessor cmdpipe = CMDPipeJobProcessor.NewCMDPipeJobProcessor(flac, qaac);
cmdpipe.start();
cmdpipe.waitForFinish();
audioOutpath = aEncode.Output;
}
}
var audioFileInfo = new FileInfo(audioOutpath);
if (audioFileInfo.Length < 1024)
{
// 无效音轨
// TODO: 提示用户不能封装
File.Move(audioOutpath, Path.ChangeExtension(audioOutpath, ".bak") + audioFileInfo.Extension);
continue;
}
if (!track.SkipMuxing)
{
audioFile.Add(audioOutpath);
}
}
vjob.config.Status = "获取信息中";
IJobProcessor processor = x265Encoder.init(vjob, vjob.config.EncoderParam);
vjob.config.Status = "压制中";
vjob.config.ProgressValue = 0.0;
processor.start();
processor.waitForFinish();
if (vjob.config.ContainerFormat != "")
{
// 封装
vjob.config.Status = "封装中";
FileInfo mkvInfo = new FileInfo(".\\tools\\mkvtoolnix\\mkvmerge.exe");
if (!mkvInfo.Exists)
{
throw new Exception("mkvmerge不存在");
}
FileInfo lsmash = new FileInfo(".\\tools\\l-smash\\muxer.exe");
if (!lsmash.Exists)
{
throw new Exception("l-smash 封装工具不存在");
}
AutoMuxer muxer = new AutoMuxer(mkvInfo.FullName, lsmash.FullName);
muxer.ProgressChanged += progress => vjob.config.ProgressValue = progress;
List <string> mergeList = new List <string> {
vjob.config.InputFile + ".hevc",
Path.ChangeExtension(vjob.config.InputFile, ".txt"),
};
mergeList.AddRange(audioFile);
muxer.StartMerge(mergeList, vjob.Output);
}
vjob.config.Status = "完成";
vjob.config.ProgressValue = 100;
}