void AddEntry(KeyValuePairXCol <string, string> trg, XElement src, XName attrName, string propName)
{
string vl = src.GetAttributeValue(attrName);
if (!string.IsNullOrEmpty(vl))
{
trg.Add(propName, vl);
}
}
public KeyValuePairXCol <string, string> GetMetadataShell(MediaFile source)
{
KeyValuePairXCol <string, string> rz = new KeyValuePairXCol <string, string>();
Shell32.Shell shell = new Shell32.Shell();
Shell32.Folder objFolder;
var srcFolder = Path.GetDirectoryName(source.FullName);
string val;
objFolder = shell.NameSpace(srcFolder);
List <string> arrHeaders = new List <string>();
for (int i = 0; i < short.MaxValue; i++)
{
string header = objFolder.GetDetailsOf(null, i);
if (String.IsNullOrEmpty(header))
{
break;
}
arrHeaders.Add(header);
}
foreach (Shell32.FolderItem2 item in objFolder.Items())
{
if (string.Compare(item.Name, source.Title, true) == 0)
{
rz.AddRange(GetXProp(item, "Bitrate", "Frame rate", "Duration"));
for (int i = 0; i < arrHeaders.Count; i++)
{
val = objFolder.GetDetailsOf(item, i);
if (!string.IsNullOrWhiteSpace(val))
{
rz.Add(arrHeaders[i], val);
}
//System.Diagnostics.Debug.WriteLine("{0}\t{1}: {2}", i, arrHeaders[i], objFolder.GetDetailsOf(item, i));
}
break;
}
}
return(rz);
}
public static KeyValuePairXCol <string, string> GetMetadata(ExifReader xfr, ImageFile mf = null)
{
KeyValuePairXCol <string, string> rz = new KeyValuePairXCol <string, string>();
object tmp;
string ts;
UInt32 tw, th;
DateTime dt;
StringBuilder sb;
UInt16 un16;
double td;
object otm;
//CodeValueList mats = (mf==null) ? null : mf.MediaAttributesSafe;
try {
sb = new StringBuilder();
if (xfr.GetTagValue(ExifTags.Make, out ts))
{
sb.Append(ts);
}
if (xfr.GetTagValue(ExifTags.Model, out ts))
{
if (sb.Length > 0)
{
sb.Append(' ');
}
sb.Append(ts);
}
if (sb.Length > 0)
{
rz.Add("Camera", ts = sb.ToString());
if (mf != null)
{
mf.Camera = ts;
}
}
if (xfr.GetTagValue(ExifTags.LensModel, out ts))
{
rz.Add("Lens", ts);
if (mf != null)
{
mf.Lens = ts;
}
}
if (xfr.GetTagValue(ExifTags.XPSubject, out ts))
{
rz.Add("Subject", ts);
}
if (xfr.GetTagValue(ExifTags.XPTitle, out ts))
{
rz.Add("Title", ts);
}
if (xfr.GetTagValue(ExifTags.ImageDescription, out ts))
{
rz.Add("Description", ts);
}
if (xfr.GetTagValue(ExifTags.XPKeywords, out otm))
{
byte[] bsrc = otm as byte[];
if (bsrc != null)
{
//Should be Unicode
rz.Add("Keywords", Encoding.Unicode.GetString(bsrc));
}
else
{
rz.Add("Keywords", otm.ToString());
}
}
if (xfr.GetTagValue(ExifTags.ImageRating, out otm))
{
rz.Add("Rating", otm.ToString());
}
if (xfr.GetTagValue(ExifTags.ImageRatingPct, out otm))
{
rz.Add("Rating [%]", otm.ToString());
}
//if (xfr.GetTagValue(Constants.ExifTagId.SonyLens, out ts)) {
// rz.Add("Lens", ts);
//}
ImageDim dm = GetImgDim(xfr);
if (dm != null)
{
if (mf != null)
{
mf.Dimensions = dm;
}
rz.Add("Dimension [px]", dm.ToString());
}
//if (xfr.GetTagValue(ExifTags.ImageWidth, out tw)&& xfr.GetTagValue(ExifTags.ImageLength, out th)) {
// ImageDim dm = new ImageDim() { Width = tw, Height = th };
// rz.Add("Dimension [px]", dm.ToString());
//}
//else if (xfr.GetTagValue(Constants.ExifTagId.WidthPix, out tw) && xfr.GetTagValue(Constants.ExifTagId.HeightPix, out th)) {
// ImageDim dm = new ImageDim() { Width = tw, Height = th };
// rz.Add("Dimension [px]", dm.ToString());
//}
if (xfr.GetTagValue(ExifTags.Orientation, out un16))
{
rz.Add("Orientation", un16.ToString());
}
if (xfr.GetTagValue(ExifTags.DateTimeDigitized, out dt))
{
rz.Add("Date taken", dt.ToString("yyyy-MM-dd HH:mm:ss"));
if (mf != null)
{
mf.Timestamp = dt;
}
}
if (xfr.GetTagValue(ExifTags.FNumber, out td))
{
rz.Add("FNumber", td.ToString());
if (mf != null)
{
mf.FNumber = td;
}
}
if (xfr.GetTagValue(ExifTags.ApertureValue, out otm))
{
rz.Add("Apperture", otm.ToString());
}
if (xfr.GetTagValue(ExifTags.ExposureTime, out otm))
{
rz.Add("Exposure", ts = otm.ToString());
if (mf != null)
{
mf.Exposure = ToDblN(ts);
}
}
if (xfr.GetTagValue(ExifTags.ISOSpeed, out otm))
{
rz.Add("ISO Speed", otm.ToString());
if (mf != null)
{
mf.Iso = ToIntN(otm);
}
}
else if (xfr.GetTagValue(ExifTags.PhotographicSensitivity, out otm))
{
rz.Add("ISO Speed", ts = otm.ToString());
if (mf != null)
{
mf.Iso = ToIntN(otm);
}
}
if (xfr.GetTagValue(ExifTags.FocalLength, out otm))
{
rz.Add("Focal length", otm.ToString());
}
if (xfr.GetTagValue(ExifTags.WhiteBalance, out otm))
{
rz.Add("White Balance", otm.ToString());
}
if (xfr.GetTagValue(ExifTags.WhitePoint, out otm))
{
rz.Add("White Point", otm.ToString());
}
//BitmapMetadata mData = imgData as BitmapMetadata;
//if (mData != null) {
// rz.Add("Application", mData.ApplicationName);
// rz.Add("Date taken", mData.DateTaken);
// rz.Add("Format", mData.Format);
// rz.Add("Title", mData.Title);
// rz.Add("Subject", mData.Subject);
// rz.Add("Location", mData.Location);
// rz.Add("Rating", mData.Rating.ToString());
// if (mData.Keywords != null) {
// rz.Add("Keywords", string.Join(", ", mData.Keywords));
// }
// rz.Add("Comment", mData.Comment);
// //foreach (var ms in mData) {
// // rz.Add("", ms);
// //}
// //object tmp= mData.GetQuery("/app1/ifd/exif/{ushort=37378}") ?? mData.GetQuery("/xmp/exif:ApertureValue");
// //object tmp = mData.GetQuery("System.Photo.Aperture");
// //if (null != (tmp = mData.GetQuery("System.Photo.FNumber")))
// // rz.Add("FNumber", tmp.ToString());
// //if (null != (tmp = mData.GetQuery("System.Photo.Aperture")))
// // rz.Add("Apperture", tmp.ToString());
// //if (null!=(tmp= mData.GetQuery("/app1/ifd/exif/{ushort=33434}") ?? mData.GetQuery("/xmp/exif:ExposureTime")))
// //if (null != (tmp = mData.GetQuery("System.Photo.ExposureTime")))
// // rz.Add("Exposure", tmp.ToString());
// if (null != (tmp = mData.GetQuery("System.Photo.SubjectDistance")))
// rz.Add("Distance", tmp.ToString());
// if (null != (tmp = mData.GetQuery("System.Photo.WhiteBalance")))
// rz.Add("White balance", tmp.ToString());
// //if (null != (tmp = mData.GetQuery("System.Photo.Orientation")))
// // rz.Add("Orientation", tmp.ToString());
// //if (null != (tmp = mData.GetQuery("System.Photo.ISOSpeed")))
// // rz.Add("ISO Speed", tmp.ToString());
// //if (null != (tmp = mData.GetQuery("System.Photo.FocalLength")))
// // rz.Add("Focal Length", tmp.ToString());
// //if (null != (tmp = mData.GetQuery("System.Photo.FocalLengthInFilm")))
// // rz.Add("35mm Focal Length", tmp.ToString());
// //DumpMeta(mData);
//}
}
catch (Exception x) {
throw new BizException(string.Format("Failed to extract properties. {0}: {1}", x.GetType().Name, x.Message));
}
return(rz);
}
/// <summary>
/// Gets the metadata.
/// </summary>
/// <param name="sourcePath">The source path.</param>
/// <returns></returns>
/// <exception cref="Ops.NetCoe.LightFrame.BizException"></exception>
public KeyValuePairXCol <string, string> GetMetadata(string sourcePath)
{
KeyValuePairXCol <string, string> rz = new KeyValuePairXCol <string, string>();
//StringBuilder sout = new StringBuilder(1024), serr = new StringBuilder(512);
//string args = string.Format("-i \"{0}\" -print_format xml -sexagesimal -show_error -show_format -show_streams", sourcePath);
string action = null;
string xtmp = null;
try {
XElement xff = GetFFProbeXml(sourcePath);
XElement xe = xff.Element("format");
//XAttribute xa;
if (xe != null)
{
AddEntry(rz, xe, "format_name", cnMediaFormat);
AddEntry(rz, xe, "duration", cnDuration);
AddEntry(rz, xe, "bit_rate", cnBitrate);
AddEntry(rz, xe, "size", "Size");
}
string codecType = null; //, pfx=null;
foreach (var xs in xff.XPathSelectElements("streams/stream"))
{
codecType = xs.GetAttributeValue("codec_type");
//pfx = null;
switch (codecType)
{
case "video": {
//pfx = "Video";
AddEntry(rz, xs, "codec_name", "Video Codec");
AddEntry(rz, xs, "height", "Height");
AddEntry(rz, xs, "width", "Width");
AddEntry(rz, xs, "display_aspect_ratio", "Aspect Ratio");
AddEntry(rz, xs, "pix_fmt", "Pixel Format");
AddEntry(rz, xs, "r_frame_rate", "Frame Rate");
//AddEntry(rz, xs, "duration", "Duration");
}
break;
case "audio": {
//pfx = "Audio";
AddEntry(rz, xs, "codec_name", "Audio Codec");
AddEntry(rz, xs, "bit_rate", "Audio Bit Rate");
AddEntry(rz, xs, "channels", "Channels");
}
break;
//case "subtitle": {
// pfx = "Subtitle";
// }
// break;
//default:
// AppContext.Current.LogTechError(string.Format("Failed to recognise stream type '{0}' in the file \"{1}\"", this.FfProbePath, args), null);
// break;
}
}
action = string.Format("Get FileInfo for \"{0}\"", sourcePath);
var fi = new FileInfo(sourcePath);
if (fi != null)
{
rz.Add("Size", fi.Length.ToString("##,#"));
rz.Add("Created", fi.CreationTime.ToString("yyyy-MM-dd HH:mm:ss"));
rz.Add("Type", fi.Extension);
}
else
{
rz.Add("Type", Path.GetExtension(sourcePath));
}
}
catch (BizException x) {
throw;
}
catch (Exception x) {
AppContext.Current.LogTechError(string.Format("Failed to {0}", action), x);
System.Diagnostics.Debug.WriteLine(xtmp);
throw new BizException(x.ToShortMsg(action));
}
return(rz);
}
