/// gets ID from a first video stream using MediaInfo
/// </summary>
/// <param name="infoFile">the file to be analyzed</param>
/// <returns>the video track ID found</returns>
public static int getIDFromFirstVideoStream(string fileName)
{
MediaInfo info;
int TrackID = 0;
try
{
info = new MediaInfo(fileName);
if (info.VideoCount >= 0)
{
MediaInfoWrapper.VideoTrack vtrack = info.Video[0];
TrackID = Int32.Parse(vtrack.ID);
}
}
catch (Exception i)
{
MessageBox.Show("The following error ocurred when trying to get Media info for file " + fileName + "\r\n" + i.Message, "Error parsing mediainfo data", MessageBoxButtons.OK);
}
return(TrackID);
}
public MediaInfoFile(string file)
{
this.file = file;
MediaInfo info = new MediaInfo(file);
bool hasVideo = (info.Video.Count > 0);
aCodecs = new AudioCodec[info.Audio.Count];
aBitrateModes = new BitrateManagementMode[info.Audio.Count];
int i = 0;
foreach (MediaInfoWrapper.AudioTrack track in info.Audio)
{
aCodecs[i] = getAudioCodec(track.Codec);
if (track.BitRateMode == "VBR")
{
aBitrateModes[i] = BitrateManagementMode.VBR;
}
else
{
aBitrateModes[i] = BitrateManagementMode.CBR;
}
}
if (info.General.Count < 1)
{
cType = null;
}
else
{
cType = getContainerType(info.General[0].Format, info.General[0].FormatString);
}
if (aCodecs.Length == 1)
{
aType = getAudioType(aCodecs[0], cType, file);
}
else
{
aType = null;
}
if (hasVideo)
{
MediaInfoWrapper.VideoTrack track = info.Video[0];
checked
{
ulong width = (ulong)easyParseInt(track.Width);
ulong height = (ulong)easyParseInt(track.Height);
ulong frameCount = (ulong)easyParseInt(track.FrameCount);
double fps = (easyParseDouble(track.FrameRate) ?? 25.0);
vCodec = getVideoCodec(track.Codec);
vType = getVideoType(vCodec, cType, file);
Dar dar = new Dar((decimal?)easyParseDouble(track.AspectRatio), width, height);
this.info = new MediaFileInfo(hasVideo, width, height, dar, frameCount, fps, aCodecs.Length > 0);
}
}
else
{
this.info = new MediaFileInfo(false, 0, 0, Dar.A1x1, 0, 0, aCodecs.Length > 0);
}
}
