public static Media Convert(string filename)
{
int ex = 0;
MediaInfo mi = new MediaInfo();
if (mi == null)
{
return(null);
}
try
{
if (!File.Exists(filename))
{
return(null);
}
}
catch (Exception)
{
return(null);
}
try
{
mi.Open(filename);
ex = 1;
Media m = new Media();
Part p = new Part();
Stream VideoStream = null;
int video_count = mi.GetInt(StreamKind.General, 0, "VideoCount");
int audio_count = mi.GetInt(StreamKind.General, 0, "AudioCount");
int text_count = mi.GetInt(StreamKind.General, 0, "TextCount");
m.Duration = p.Duration = mi.Get(StreamKind.General, 0, "Duration");
m.Container = p.Container = TranslateContainer(mi.Get(StreamKind.General, 0, "Format"));
string codid = mi.Get(StreamKind.General, 0, "CodecID");
if ((!string.IsNullOrEmpty(codid)) && (codid.Trim().ToLower() == "qt"))
{
m.Container = p.Container = "mov";
}
int brate = mi.GetInt(StreamKind.General, 0, "BitRate");
if (brate != 0)
{
m.Bitrate = Math.Round(brate / 1000F).ToString(CultureInfo.InvariantCulture);
}
p.Size = mi.Get(StreamKind.General, 0, "FileSize");
//m.Id = p.Id = mi.Get(StreamKind.General, 0, "UniqueID");
ex = 2;
List <Stream> streams = new List <Stream>();
int iidx = 0;
if (video_count > 0)
{
for (int x = 0; x < video_count; x++)
{
Stream s = TranslateVideoStream(mi, x);
if (x == 0)
{
VideoStream = s;
m.Width = s.Width;
m.Height = s.Height;
if (!string.IsNullOrEmpty(m.Height))
{
if (!string.IsNullOrEmpty(m.Width))
{
m.VideoResolution = GetResolution(int.Parse(m.Width), int.Parse(m.Height));
m.AspectRatio = GetAspectRatio(float.Parse(m.Width), float.Parse(m.Height), s.PA);
}
}
if (!string.IsNullOrEmpty(s.FrameRate))
{
float fr = System.Convert.ToSingle(s.FrameRate);
m.VideoFrameRate = ((int)Math.Round(fr)).ToString(CultureInfo.InvariantCulture);
if (!string.IsNullOrEmpty(s.ScanType))
{
if (s.ScanType.ToLower().Contains("int"))
{
m.VideoFrameRate += "i";
}
else
{
m.VideoFrameRate += "p";
}
}
else
{
m.VideoFrameRate += "p";
}
if ((m.VideoFrameRate == "25p") || (m.VideoFrameRate == "25i"))
{
m.VideoFrameRate = "PAL";
}
else if ((m.VideoFrameRate == "30p") || (m.VideoFrameRate == "30i"))
{
m.VideoFrameRate = "NTSC";
}
}
m.VideoCodec = s.Codec;
if (!string.IsNullOrEmpty(m.Duration) && !string.IsNullOrEmpty(s.Duration))
{
if (int.Parse(s.Duration) > int.Parse(m.Duration))
{
m.Duration = p.Duration = s.Duration;
}
}
if (video_count == 1)
{
s.Default = null;
s.Forced = null;
}
}
if (m.Container != "mkv")
{
s.Index = iidx.ToString(CultureInfo.InvariantCulture);
iidx++;
}
streams.Add(s);
}
}
ex = 3;
int totalsoundrate = 0;
if (audio_count > 0)
{
for (int x = 0; x < audio_count; x++)
{
Stream s = TranslateAudioStream(mi, x);
if ((s.Codec == "adpcm") && (p.Container == "flv"))
{
s.Codec = "adpcm_swf";
}
if (x == 0)
{
m.AudioCodec = s.Codec;
m.AudioChannels = s.Channels;
if (!string.IsNullOrEmpty(m.Duration) && !string.IsNullOrEmpty(s.Duration))
{
if (int.Parse(s.Duration) > int.Parse(m.Duration))
{
m.Duration = p.Duration = s.Duration;
}
}
if (audio_count == 1)
{
s.Default = null;
s.Forced = null;
}
}
if (!string.IsNullOrEmpty(s.Bitrate))
{
totalsoundrate += int.Parse(s.Bitrate);
}
if (m.Container != "mkv")
{
s.Index = iidx.ToString(CultureInfo.InvariantCulture);
iidx++;
}
streams.Add(s);
}
}
if ((VideoStream != null) && (string.IsNullOrEmpty(VideoStream.Bitrate) && (!string.IsNullOrEmpty(m.Bitrate))))
{
VideoStream.Bitrate = (int.Parse(m.Bitrate) - totalsoundrate).ToString(CultureInfo.InvariantCulture);
}
ex = 4;
if (text_count > 0)
{
for (int x = 0; x < audio_count; x++)
{
Stream s = TranslateTextStream(mi, x);
streams.Add(s);
if (text_count == 1)
{
s.Default = null;
s.Forced = null;
}
if (m.Container != "mkv")
{
s.Index = iidx.ToString(CultureInfo.InvariantCulture);
iidx++;
}
}
}
ex = 5;
m.Parts = new List <Part>();
m.Parts.Add(p);
bool over = false;
if (m.Container == "mkv")
{
int val = int.MaxValue;
foreach (Stream s in streams)
{
if (string.IsNullOrEmpty(s.Index))
{
over = true;
break;
}
s.idx = int.Parse(s.Index);
if (s.idx < val)
{
val = s.idx;
}
}
if ((val != 0) && (!over))
{
foreach (Stream s in streams)
{
s.idx = s.idx - val;
s.Index = s.idx.ToString(CultureInfo.InvariantCulture);
}
}
else if (over)
{
int xx = 0;
foreach (Stream s in streams)
{
s.idx = xx++;
s.Index = s.idx.ToString(CultureInfo.InvariantCulture);
}
}
streams = streams.OrderBy(a => a.idx).ToList();
}
ex = 6;
p.Streams = streams;
if ((p.Container == "mp4") || (p.Container == "mov"))
{
p.Has64bitOffsets = "0";
p.OptimizedForStreaming = "0";
m.OptimizedForStreaming = "0";
byte[] buffer = new byte[8];
FileStream fs = File.OpenRead(filename);
fs.Read(buffer, 0, 4);
int siz = buffer[0] << 24 | buffer[1] << 16 | buffer[2] << 8 | buffer[3];
fs.Seek(siz, SeekOrigin.Begin);
fs.Read(buffer, 0, 8);
if ((buffer[4] == 'f') && (buffer[5] == 'r') && (buffer[6] == 'e') && (buffer[7] == 'e'))
{
siz = buffer[0] << 24 | buffer[1] << 16 | buffer[2] << 8 | buffer[3] - 8;
fs.Seek(siz, SeekOrigin.Current);
fs.Read(buffer, 0, 8);
}
if ((buffer[4] == 'm') && (buffer[5] == 'o') && (buffer[6] == 'o') && (buffer[7] == 'v'))
{
p.OptimizedForStreaming = "1";
m.OptimizedForStreaming = "1";
siz = (buffer[0] << 24 | buffer[1] << 16 | buffer[2] << 8 | buffer[3]) - 8;
buffer = new byte[siz];
fs.Read(buffer, 0, siz);
int opos;
int oposmax;
if (FindInBuffer("trak", 0, siz, buffer, out opos, out oposmax))
{
if (FindInBuffer("mdia", opos, oposmax, buffer, out opos, out oposmax))
{
if (FindInBuffer("minf", opos, oposmax, buffer, out opos, out oposmax))
{
if (FindInBuffer("stbl", opos, oposmax, buffer, out opos, out oposmax))
{
if (FindInBuffer("co64", opos, oposmax, buffer, out opos, out oposmax))
{
p.Has64bitOffsets = "1";
}
}
}
}
}
}
}
ex = 7;
return(m);
}
catch (Exception e)
{
throw new Exception(ex + ":" + e.Message, e);
}
finally
{
mi.Close();
GC.Collect();
}
}
private static Stream TranslateAudioStream(MediaInfo m, int num)
{
Stream s = new Stream();
s.Id = m.Get(StreamKind.Audio, num, "UniqueID");
s.CodecID = (m.Get(StreamKind.Audio, num, "CodecID"));
s.Codec = TranslateCodec(m.Get(StreamKind.Audio, num, "Codec"));
string title = m.Get(StreamKind.Audio, num, "Title");
if (!string.IsNullOrEmpty(title))
{
s.Title = title;
}
s.StreamType = "2";
string lang = m.Get(StreamKind.Audio, num, "Language/String3");
if (!string.IsNullOrEmpty(lang))
{
s.LanguageCode = PostTranslateCode3(lang);
}
;
string lan = PostTranslateLan(GetLanguageFromCode3(lang, m.Get(StreamKind.Audio, num, "Language/String1")));
if (!string.IsNullOrEmpty(lan))
{
s.Language = lan;
}
string duration = m.Get(StreamKind.Audio, num, "Duration");
if (!string.IsNullOrEmpty(duration))
{
s.Duration = duration;
}
int brate = BiggerFromList(m.Get(StreamKind.Audio, num, "BitRate"));
if (brate != 0)
{
s.Bitrate = Math.Round(brate / 1000F).ToString(CultureInfo.InvariantCulture);
}
int bitdepth = m.GetInt(StreamKind.Audio, num, "BitDepth");
if (bitdepth != 0)
{
s.BitDepth = bitdepth.ToString(CultureInfo.InvariantCulture);
}
string fprofile = m.Get(StreamKind.Audio, num, "Format_Profile");
if (!string.IsNullOrEmpty(fprofile))
{
if ((fprofile.ToLower() != "layer 3") && (fprofile.ToLower() != "dolby digital") && (fprofile.ToLower() != "pro") && (fprofile.ToLower() != "layer 2"))
{
s.Profile = fprofile.ToLower(CultureInfo.InvariantCulture);
}
if (fprofile.ToLower().StartsWith("ma"))
{
s.Profile = "ma";
}
}
string fset = m.Get(StreamKind.Audio, num, "Format_Settings");
if ((!string.IsNullOrEmpty(fset)) && (fset == "Little / Signed") && (s.Codec == "pcm") && (bitdepth == 16))
{
s.Profile = "pcm_s16le";
}
else if ((!string.IsNullOrEmpty(fset)) && (fset == "Big / Signed") && (s.Codec == "pcm") && (bitdepth == 16))
{
s.Profile = "pcm_s16be";
}
else if ((!string.IsNullOrEmpty(fset)) && (fset == "Little / Unsigned") && (s.Codec == "pcm") &&
(bitdepth == 8))
{
s.Profile = "pcm_u8";
}
string id = m.Get(StreamKind.Audio, num, "ID");
if (!string.IsNullOrEmpty(id))
{
int idx;
if (int.TryParse(id, out idx))
{
s.Index = idx.ToString(CultureInfo.InvariantCulture);
}
}
int pa = BiggerFromList(m.Get(StreamKind.Audio, num, "SamplingRate"));
if (pa != 0)
{
s.SamplingRate = pa.ToString(CultureInfo.InvariantCulture);
}
int channels = BiggerFromList(m.Get(StreamKind.Audio, num, "Channel(s)"));
if (channels != 0)
{
s.Channels = channels.ToString(CultureInfo.InvariantCulture);
}
int channelso = BiggerFromList(m.Get(StreamKind.Audio, num, "Channel(s)_Original"));
if ((channelso != 0))
{
s.Channels = channelso.ToString(CultureInfo.InvariantCulture);
}
string bitRateMode = m.Get(StreamKind.Audio, num, "BitRate_Mode");
if (!string.IsNullOrEmpty(bitRateMode))
{
s.BitrateMode = bitRateMode.ToLower(CultureInfo.InvariantCulture);
}
string dialnorm = m.Get(StreamKind.Audio, num, "dialnorm");
if (!string.IsNullOrEmpty(dialnorm))
{
s.DialogNorm = dialnorm;
}
dialnorm = m.Get(StreamKind.Audio, num, "dialnorm_Average");
if (!string.IsNullOrEmpty(dialnorm))
{
s.DialogNorm = dialnorm;
}
string def = m.Get(StreamKind.Text, num, "Default");
if (!string.IsNullOrEmpty(def))
{
if (def.ToLower(CultureInfo.InvariantCulture) == "yes")
{
s.Default = "1";
}
}
string forced = m.Get(StreamKind.Text, num, "Forced");
if (!string.IsNullOrEmpty(forced))
{
if (forced.ToLower(CultureInfo.InvariantCulture) == "yes")
{
s.Forced = "1";
}
}
return(s);
}
private static Stream TranslateTextStream(MediaInfo m, int num)
{
Stream s = new Stream();
s.Id = m.Get(StreamKind.Text, num, "UniqueID");
s.CodecID = (m.Get(StreamKind.Text, num, "CodecID"));
s.StreamType = "3";
string title = m.Get(StreamKind.Text, num, "Title");
if (!string.IsNullOrEmpty(title))
{
s.Title = title;
}
string lang = m.Get(StreamKind.Text, num, "Language/String3");
if (!string.IsNullOrEmpty(lang))
{
s.LanguageCode = PostTranslateCode3(lang);
}
string lan = PostTranslateLan(GetLanguageFromCode3(lang, m.Get(StreamKind.Text, num, "Language/String1")));
if (!string.IsNullOrEmpty(lan))
{
s.Language = lan;
}
string id = m.Get(StreamKind.Text, num, "ID");
if (!string.IsNullOrEmpty(id))
{
int idx;
if (int.TryParse(id, out idx))
{
s.Index = idx.ToString(CultureInfo.InvariantCulture);
}
}
s.Format = s.Codec = GetFormat(m.Get(StreamKind.Text, num, "CodecID"), m.Get(StreamKind.Text, num, "Format"));
string def = m.Get(StreamKind.Text, num, "Default");
if (!string.IsNullOrEmpty(def))
{
if (def.ToLower(CultureInfo.InvariantCulture) == "yes")
{
s.Default = "1";
}
}
string forced = m.Get(StreamKind.Text, num, "Forced");
if (!string.IsNullOrEmpty(forced))
{
if (forced.ToLower(CultureInfo.InvariantCulture) == "yes")
{
s.Forced = "1";
}
}
return(s);
}
private static Stream TranslateVideoStream(MediaInfo m, int num)
{
Stream s = new Stream();
s.Id = m.Get(StreamKind.Video, num, "UniqueID");
s.Codec = TranslateCodec(m.Get(StreamKind.Video, num, "Codec"));
s.CodecID = (m.Get(StreamKind.Video, num, "CodecID"));
s.StreamType = "1";
s.Width = m.Get(StreamKind.Video, num, "Width");
string title = m.Get(StreamKind.Video, num, "Title");
if (!string.IsNullOrEmpty(title))
{
s.Title = title;
}
string lang = m.Get(StreamKind.Video, num, "Language/String3");
if (!string.IsNullOrEmpty(lang))
{
s.LanguageCode = PostTranslateCode3(lang);
}
string lan = PostTranslateLan(GetLanguageFromCode3(lang, m.Get(StreamKind.Video, num, "Language/String1")));
if (!string.IsNullOrEmpty(lan))
{
s.Language = lan;
}
string duration = m.Get(StreamKind.Video, num, "Duration");
if (!string.IsNullOrEmpty(duration))
{
s.Duration = duration;
}
s.Height = m.Get(StreamKind.Video, num, "Height");
int brate = BiggerFromList(m.Get(StreamKind.Video, num, "BitRate"));
if (brate != 0)
{
s.Bitrate = Math.Round(brate / 1000F).ToString(CultureInfo.InvariantCulture);
}
string stype = m.Get(StreamKind.Video, num, "ScanType");
if (!string.IsNullOrEmpty(stype))
{
s.ScanType = stype.ToLower();
}
string refframes = m.Get(StreamKind.Video, num, "Format_Settings_RefFrames");
if (!string.IsNullOrEmpty(refframes))
{
s.RefFrames = refframes;
}
string fprofile = m.Get(StreamKind.Video, num, "Format_Profile");
if (!string.IsNullOrEmpty(fprofile))
{
int a = fprofile.ToLower(CultureInfo.InvariantCulture).IndexOf("@", StringComparison.Ordinal);
if (a > 0)
{
s.Profile = TranslateProfile(s.Codec, fprofile.ToLower(CultureInfo.InvariantCulture).Substring(0, a));
s.Level = TranslateLevel(fprofile.ToLower(CultureInfo.InvariantCulture).Substring(a + 1));
}
else
{
s.Profile = TranslateProfile(s.Codec, fprofile.ToLower(CultureInfo.InvariantCulture));
}
}
string rot = m.Get(StreamKind.Video, num, "Rotation");
if (!string.IsNullOrEmpty(rot))
{
float val;
if (float.TryParse(rot, out val))
{
if (val == 90F)
{
s.Orientation = "9";
}
else if (val == 180F)
{
s.Orientation = "3";
}
else if (val == 270F)
{
s.Orientation = "6";
}
}
else
{
s.Orientation = rot;
}
}
string muxing = m.Get(StreamKind.Video, num, "MuxingMode");
if (!string.IsNullOrEmpty(muxing))
{
if (muxing.ToLower(CultureInfo.InvariantCulture).Contains("strip"))
{
s.HeaderStripping = "1";
}
}
string cabac = m.Get(StreamKind.Video, num, "Format_Settings_CABAC");
if (!string.IsNullOrEmpty(cabac))
{
s.Cabac = cabac.ToLower(CultureInfo.InvariantCulture) == "yes" ? "1" : "0";
}
if (s.Codec == "h264")
{
if (!string.IsNullOrEmpty(s.Level) && (s.Level == "31") && (s.Cabac == null || s.Cabac == "0"))
{
s.HasScalingMatrix = "1";
}
else
{
s.HasScalingMatrix = "0";
}
}
string fratemode = m.Get(StreamKind.Video, num, "FrameRate_Mode");
if (!string.IsNullOrEmpty(fratemode))
{
s.FrameRateMode = fratemode.ToLower(CultureInfo.InvariantCulture);
}
float frate = m.GetFloat(StreamKind.Video, num, "FrameRate");
if (frate == 0.0F)
{
frate = m.GetFloat(StreamKind.Video, num, "FrameRate_Original");
}
if (frate != 0.0F)
{
s.FrameRate = frate.ToString("F3");
}
string colorspace = m.Get(StreamKind.Video, num, "ColorSpace");
if (!string.IsNullOrEmpty(colorspace))
{
s.ColorSpace = colorspace.ToLower(CultureInfo.InvariantCulture);
}
string chromasubsampling = m.Get(StreamKind.Video, num, "ChromaSubsampling");
if (!string.IsNullOrEmpty(chromasubsampling))
{
s.ChromaSubsampling = chromasubsampling.ToLower(CultureInfo.InvariantCulture);
}
int bitdepth = m.GetInt(StreamKind.Video, num, "BitDepth");
if (bitdepth != 0)
{
s.BitDepth = bitdepth.ToString(CultureInfo.InvariantCulture);
}
string id = m.Get(StreamKind.Video, num, "ID");
if (!string.IsNullOrEmpty(id))
{
int idx;
if (int.TryParse(id, out idx))
{
s.Index = idx.ToString(CultureInfo.InvariantCulture);
}
}
string qpel = m.Get(StreamKind.Video, num, "Format_Settings_QPel");
if (!string.IsNullOrEmpty(qpel))
{
s.QPel = qpel.ToLower(CultureInfo.InvariantCulture) == "yes" ? "1" : "0";
}
string gmc = m.Get(StreamKind.Video, num, "Format_Settings_GMC");
if (!string.IsNullOrEmpty(gmc))
{
s.GMC = gmc;
}
string bvop = m.Get(StreamKind.Video, num, "Format_Settings_BVOP");
if (!string.IsNullOrEmpty(bvop) && (s.Codec != "mpeg1video"))
{
if (bvop == "No")
{
s.BVOP = "0";
}
else if ((bvop == "1") || (bvop == "Yes"))
{
s.BVOP = "1";
}
}
string def = m.Get(StreamKind.Text, num, "Default");
if (!string.IsNullOrEmpty(def))
{
if (def.ToLower(CultureInfo.InvariantCulture) == "yes")
{
s.Default = "1";
}
}
string forced = m.Get(StreamKind.Text, num, "Forced");
if (!string.IsNullOrEmpty(forced))
{
if (forced.ToLower(CultureInfo.InvariantCulture) == "yes")
{
s.Forced = "1";
}
}
s.PA = m.GetFloat(StreamKind.Video, num, "PixelAspectRatio");
try
{
string sp2 = m.Get(StreamKind.Video, num, "PixelAspectRatio_Original");
float SP2 = 0;
if (!string.IsNullOrEmpty(sp2))
{
SP2 = System.Convert.ToSingle(sp2);
}
s.PA = SP2;
}
catch { }
if ((s.PA != 1.0) && (!string.IsNullOrEmpty(s.Width)))
{
float width = int.Parse(s.Width);
width *= s.PA;
s.PixelAspectRatio = ((int)Math.Round(width)).ToString(CultureInfo.InvariantCulture) + ":" + s.Width;
}
return(s);
}