/// <summary>
/// Internal Constructor
/// </summary>
/// <param name="format">MediaFormatInfo</param>
/// <param name="streams">list of MediaStreamInfo objects</param>
internal MediaInfo(MediaFormatInfo format, IList<MediaStreamInfo> streams) {
this.format = format;
this.streams = streams;
}
/// <summary>
/// Internal Constructor
/// </summary>
/// <param name="format">MediaFormatInfo</param>
internal MediaInfo(MediaFormatInfo format) {
this.format = format;
streams = new List<MediaStreamInfo>();
}
/// <summary>
/// Creates MediaFormatInfo from XmlDocument
/// </summary>
/// <param name="xmlDoc">XmlDocument containing data for creating MediaFormatInfo object.</param>
/// <returns>MediaFormatInfo object</returns>
public static MediaFormatInfo CreateFromXml(XmlDocument xmlDoc) {
MediaFormatInfo mediaFormatInfo = null;
if (xmlDoc.DocumentElement != null) {
XmlNode formatNode = xmlDoc.DocumentElement.SelectSingleNode(FORMAT_NODE);
if (formatNode != null && formatNode.Attributes != null) {
var fileName = formatNode.Attributes[FILE_NAME] != null ? formatNode.Attributes[FILE_NAME].InnerText : null;
var format = formatNode.Attributes[FORMAT] != null ? formatNode.Attributes[FORMAT].InnerText : null;
if(fileName != null && format != null) {
mediaFormatInfo = new MediaFormatInfo(fileName, format);
if (formatNode.Attributes[FORMAT_LONG_NAME] != null) {
mediaFormatInfo.FormatLongName = formatNode.Attributes[FORMAT_LONG_NAME].InnerText;
}
if(formatNode.Attributes[BIT_RATE] != null) {
try {
mediaFormatInfo.Bitrate = Decimal.Parse(formatNode.Attributes[BIT_RATE].InnerText, CultureInfo.InvariantCulture);
} catch(Exception) {
mediaFormatInfo.Bitrate = 0;
}
}
if(formatNode.Attributes[DURATION] != null) {
try {
mediaFormatInfo.Duration = Decimal.Parse(formatNode.Attributes[DURATION].InnerText, CultureInfo.InvariantCulture);
} catch(Exception) {
mediaFormatInfo.Duration = 0;
}
}
if (formatNode.Attributes[START_TIME] != null) {
try {
mediaFormatInfo.StartTime = Decimal.Parse(formatNode.Attributes[START_TIME].InnerText, CultureInfo.InvariantCulture);
} catch(Exception) {
mediaFormatInfo.StartTime = 0;
}
}
if (formatNode.Attributes[FILE_SIZE] != null) {
try {
mediaFormatInfo.FileSize = Decimal.Parse(formatNode.Attributes[FILE_SIZE].InnerText, CultureInfo.InvariantCulture);
} catch(Exception) {
mediaFormatInfo.FileSize = 0;
}
}
}
}
}
return mediaFormatInfo;
}