示例#1
0
        protected override void readXMPMetadata(XMPLib.MetaData xmpMetaDataReader, BaseMetadata media)
        {
            base.readXMPMetadata(xmpMetaDataReader, media);

            ImageMetadata image = media as ImageMetadata;

            Nullable <int> intVal = new Nullable <int>();
            String         temp   = "";
            bool           exists = false;

            exists = xmpMetaDataReader.getStructField(Consts.XMP_NS_EXIF, "Flash", Consts.XMP_NS_EXIF, "exif:Fired", ref temp);
            if (exists)
            {
                try
                {
                    image.FlashFired = Boolean.Parse(temp);
                }
                catch (Exception)
                {
                    image.FlashFired = null;
                }
            }
            else
            {
                image.FlashFired = null;
            }

            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_EXIF, "LightSource", ref intVal);
            if (intVal == null)
            {
                image.LightSource = null;
            }
            else
            {
                image.LightSource = (short)intVal;
            }

            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_EXIF, "MeteringMode", ref intVal);
            if (intVal == null)
            {
                image.MeteringMode = null;
            }
            else
            {
                image.MeteringMode = (short)intVal;
            }

            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_EXIF, "Saturation", ref intVal);
            if (intVal == null)
            {
                image.Saturation = null;
            }
            else
            {
                image.Saturation = (short)intVal;
            }


            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_EXIF, "SceneCaptureType", ref intVal);
            if (intVal == null)
            {
                image.SceneCaptureType = null;
            }
            else
            {
                image.SceneCaptureType = (short)intVal;
            }

            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_EXIF, "SensingMethod", ref intVal);
            if (intVal == null)
            {
                image.SensingMethod = null;
            }
            else
            {
                image.SensingMethod = (short)intVal;
            }

            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_EXIF, "Sharpness", ref intVal);
            if (intVal == null)
            {
                image.Sharpness = null;
            }
            else
            {
                image.Sharpness = (short)intVal;
            }

            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_TIFF, "Orientation", ref intVal);
            if (intVal == null)
            {
                image.Orientation = null;
            }
            else
            {
                image.Orientation = (short)intVal;
            }

            string subjectDistance = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_EXIF, "SubjectDistance", ref subjectDistance);
            image.SubjectDistance = parseRational(subjectDistance);

            string shutterSpeedValue = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_EXIF, "ShutterSpeedValue", ref shutterSpeedValue);
            image.ShutterSpeedValue = parseRational(shutterSpeedValue);

            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_EXIF, "SubjectDistanceRange", ref intVal);
            if (intVal == null)
            {
                image.SubjectDistanceRange = null;
            }
            else
            {
                image.SubjectDistanceRange = (short)intVal;
            }

            string isoSpeedRating = "";

            int nrSpeedRatings = xmpMetaDataReader.countArrayItems(Consts.XMP_NS_EXIF, "ISOSpeedRatings");

            if (nrSpeedRatings > 0)
            {
                xmpMetaDataReader.getArrayItem(Consts.XMP_NS_EXIF, "ISOSpeedRatings", 1, ref isoSpeedRating);
                int value = 0;
                if (int.TryParse(isoSpeedRating, out value))
                {
                    image.ISOSpeedRating = value;
                }
            }
            else
            {
                image.ISOSpeedRating = null;
            }

            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_EXIF, "WhiteBalance", ref intVal);
            if (intVal == null)
            {
                image.WhiteBalance = null;
            }
            else
            {
                image.WhiteBalance = (short)intVal;
            }

            String cameraMake = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_TIFF, "Make", ref cameraMake);
            image.CameraMake = cameraMake;

            String cameraModel = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_TIFF, "Model", ref cameraModel);
            image.CameraModel = cameraModel;

            String lens = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_EXIF_Aux, "Lens", ref lens);
            image.Lens = lens;

            String serialNumber = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_EXIF_Aux, "SerialNumber", ref serialNumber);
            image.SerialNumber = serialNumber;

            string exposureTime = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_EXIF, "ExposureTime", ref exposureTime);
            image.ExposureTime = parseRational(exposureTime);

            string fnumber = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_EXIF, "FNumber", ref fnumber);
            image.FNumber = parseRational(fnumber);

            string exposureBiasValue = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_EXIF, "ExposureBiasValue", ref exposureBiasValue);
            image.ExposureBiasValue = parseRational(exposureBiasValue);

            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_EXIF, "ExposureProgram", ref intVal);
            if (intVal == null)
            {
                image.ExposureProgram = null;
            }
            else
            {
                image.ExposureProgram = (short)intVal;
            }

            string focalLength = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_EXIF, "FocalLength", ref focalLength);
            image.FocalLength = parseRational(focalLength);

            xmpMetaDataReader.getProperty_Int(Consts.XMP_NS_EXIF, "Contrast", ref intVal);
            if (intVal == null)
            {
                image.Contrast = null;
            }
            else
            {
                image.Contrast = (short)intVal;
            }
        }
示例#2
0
        protected virtual void readXMPMetadata(XMPLib.MetaData xmpMetaDataReader, BaseMetadata media)
        {
            string title = "";

            xmpMetaDataReader.getLocalizedText(Consts.XMP_NS_DC, "title", "en", "en-US", ref title);

            media.Title = title;

            string description = "";

            xmpMetaDataReader.getLocalizedText(Consts.XMP_NS_DC, "description", "en", "en-US", ref description);

            media.Description = description;

            string author = "";

            xmpMetaDataReader.getArrayItem(Consts.XMP_NS_DC, "creator", 1, ref author);

            media.Author = author;

            string copyright = "";

            xmpMetaDataReader.getLocalizedText(Consts.XMP_NS_DC, "rights", "en", "en-US", ref copyright);

            media.Copyright = copyright;

            string software = "";

            xmpMetaDataReader.getProperty(Consts.XMP_NS_XMP, "CreatorTool", ref software);

            media.Software = software;

            Nullable <double> rating = new Nullable <double>();

            xmpMetaDataReader.getProperty_Float(Consts.XMP_NS_XMP, "Rating", ref rating);

            media.Rating = rating;

            Nullable <DateTime> date = new Nullable <DateTime>();

            xmpMetaDataReader.getProperty_Date(Consts.XMP_NS_XMP, "MetadataDate", ref date);
            if (date != null && date < sqlMinDate)
            {
                media.MetadataDate = null;
            }
            else
            {
                media.MetadataDate = date;
            }

            xmpMetaDataReader.getProperty_Date(Consts.XMP_NS_XMP, "CreateDate", ref date);
            if (date != null && date < sqlMinDate)
            {
                media.CreationDate = null;
            }
            else
            {
                media.CreationDate = date;
            }

            xmpMetaDataReader.getProperty_Date(Consts.XMP_NS_XMP, "ModifyDate", ref date);
            if (date != null && date < sqlMinDate)
            {
                media.MetadataModifiedDate = null;
            }
            else
            {
                media.MetadataModifiedDate = date;
            }

            string longitude = null;
            string latitude  = null;

            xmpMetaDataReader.getProperty(Consts.XMP_NS_EXIF, "GPSLatitude", ref latitude);
            xmpMetaDataReader.getProperty(Consts.XMP_NS_EXIF, "GPSLongitude", ref longitude);

            GeoTagCoordinatePair geoPair = new GeoTagCoordinatePair(latitude, longitude);

            media.Latitude  = geoPair.LatDecimal;
            media.Longitude = geoPair.LonDecimal;

            media.Tags.Clear();

            int nrTags = xmpMetaDataReader.countArrayItems(Consts.XMP_NS_DC, "subject");

            for (int i = 1; i <= nrTags; i++)
            {
                string tagName = "";
                xmpMetaDataReader.getArrayItem(Consts.XMP_NS_DC, "subject", i, ref tagName);

                if (tagName != null)
                {
                    Tag newTag = new Tag();
                    newTag.Name = tagName.Trim();

                    media.Tags.Add(newTag);
                }
            }

            /*string imageData = "";
             *
             * bool exists = xmpMetaDataReader.getStructField(Consts.XMP_NS_XMP, "xmpGImg", Consts.XMP_NS_XMP_Image, "image", ref imageData);
             * if (exists)
             * {
             *  BitmapSource thumbnail = MediaViewer.Infrastructure.Utils.ImageUtils.jpegBase64StringToImage(imageData);
             *
             * }*/
        }
        protected virtual void write(XMPLib.MetaData xmpMetaDataWriter, BaseMetadata media)
        {
            if (media.Title != null)
            {
                xmpMetaDataWriter.setLocalizedText(Consts.XMP_NS_DC, "title", "en", "en-US", media.Title);
            }

            if (media.Rating != null)
            {
                xmpMetaDataWriter.setProperty_Float(Consts.XMP_NS_XMP, "Rating", media.Rating.Value);
                //xmpMetaDataWriter.setProperty(Consts.XMP_NS_XMP, "Rating", media.Rating.ToString(), Consts.PropOptions.XMP_DeleteExisting);
            }

            if (media.Description != null)
            {
                xmpMetaDataWriter.setLocalizedText(Consts.XMP_NS_DC, "description", "en", "en-US", media.Description);
            }

            if (media.Software != null)
            {
                xmpMetaDataWriter.setProperty(Consts.XMP_NS_XMP, "CreatorTool", media.Software,
                                              Consts.PropOptions.XMP_DeleteExisting);
            }

            if (media.Author != null)
            {
                if (xmpMetaDataWriter.doesArrayItemExist(Consts.XMP_NS_DC, "creator", 1))
                {
                    xmpMetaDataWriter.setArrayItem(Consts.XMP_NS_DC, "creator", 1, media.Author, 0);
                }
                else
                {
                    xmpMetaDataWriter.appendArrayItem(Consts.XMP_NS_DC, "creator",
                                                      Consts.PropOptions.XMP_PropArrayIsOrdered, media.Author, 0);
                }
            }

            /*if (media.Thumbnail != null)
             * {
             *  string imageData = MediaViewer.Infrastructure.Utils.ImageUtils.imageToJpegBase64String(media.Thumbnail.Image);
             *
             *  xmpMetaDataWriter.setStructField(Consts.XMP_NS_XMP, "xmpGImg", Consts.XMP_NS_XMP_Image, "format", "JPEG", (uint)Consts.PropOptions.XMP_NoOptions);
             *  xmpMetaDataWriter.setStructField(Consts.XMP_NS_XMP, "xmpGImg", Consts.XMP_NS_XMP_Image, "width", media.Thumbnail.Image.Width.ToString(), (uint)Consts.PropOptions.XMP_NoOptions);
             *  xmpMetaDataWriter.setStructField(Consts.XMP_NS_XMP, "xmpGImg", Consts.XMP_NS_XMP_Image, "height", media.Thumbnail.Image.Height.ToString(), (uint)Consts.PropOptions.XMP_NoOptions);
             *  xmpMetaDataWriter.setStructField(Consts.XMP_NS_XMP, "xmpGImg", Consts.XMP_NS_XMP_Image, "image", imageData, (uint)Consts.PropOptions.XMP_NoOptions);
             * }*/

            if (media.Copyright != null)
            {
                xmpMetaDataWriter.setLocalizedText(Consts.XMP_NS_DC, "rights", "en", "en-US", media.Copyright);
            }

            if (media.CreationDate != null)
            {
                xmpMetaDataWriter.setProperty_Date(Consts.XMP_NS_XMP, "CreateDate", media.CreationDate.Value);
            }

            if (media.MetadataDate == null)
            {
                xmpMetaDataWriter.setProperty_Date(Consts.XMP_NS_XMP, "MetadataDate", DateTime.Now);
            }
            else
            {
                xmpMetaDataWriter.setProperty_Date(Consts.XMP_NS_XMP, "ModifyDate", DateTime.Now);
            }


            int nrTags = xmpMetaDataWriter.countArrayItems(Consts.XMP_NS_DC, "subject");

            for (int i = nrTags; i > 0; i--)
            {
                xmpMetaDataWriter.deleteArrayItem(Consts.XMP_NS_DC, "subject", i);
            }

            foreach (Tag tag in media.Tags)
            {
                xmpMetaDataWriter.appendArrayItem(Consts.XMP_NS_DC, "subject",
                                                  Consts.PropOptions.XMP_PropArrayIsUnordered, tag.Name, 0);
            }

            GeoTagCoordinatePair geoTag = new GeoTagCoordinatePair(media.Latitude, media.Longitude);

            if (!geoTag.IsEmpty)
            {
                xmpMetaDataWriter.setProperty(Consts.XMP_NS_EXIF, "GPSLatitude", geoTag.LatCoord, 0);
                xmpMetaDataWriter.setProperty(Consts.XMP_NS_EXIF, "GPSLongitude", geoTag.LonCoord, 0);
            }
            else
            {
                xmpMetaDataWriter.deleteProperty(Consts.XMP_NS_EXIF, "GPSLatitude");
                xmpMetaDataWriter.deleteProperty(Consts.XMP_NS_EXIF, "GPSLongitude");
            }

            if (xmpMetaDataWriter.canPutXMP())
            {
                xmpMetaDataWriter.putXMP();
            }
            else
            {
                throw new Exception("Format does not support XMP metadata");
            }
        }