| public getStreamImageProperty ( int propertyId ) : string | ||
| propertyId | int | |
| return | string | |
public override IRow Process(IRow input, IUpdatableRow output)
{
var img = input.Get <byte[]>("image_data");
// load image only once into memory per row
using (StreamImage inImage = new StreamImage(img))
{
output.SetColumnIfExists("equipment_make", inImage.getStreamImageProperty(ImageProperties.equipment_make));
output.SetColumnIfExists("equipment_model", inImage.getStreamImageProperty(ImageProperties.equipment_model));
output.SetColumnIfExists("description", inImage.getStreamImageProperty(ImageProperties.description));
output.SetColumnIfExists("copyright", inImage.getStreamImageProperty(ImageProperties.copyright));
output.SetColumnIfExists("thumbnail", inImage.scaleStreamImageTo(150, 150));
}
return(output.AsReadOnly());
}
public override IRow Process(IRow input, IUpdatableRow output)
{
var img = input.Get<byte[]>("image_data");
// load image only once into memory per row
using (StreamImage inImage = new StreamImage(img))
{
output.SetColumnIfExists("equipment_make", inImage.getStreamImageProperty(ImageProperties.equipment_make));
output.SetColumnIfExists("equipment_model", inImage.getStreamImageProperty(ImageProperties.equipment_model));
output.SetColumnIfExists("description", inImage.getStreamImageProperty(ImageProperties.description));
output.SetColumnIfExists("copyright", inImage.getStreamImageProperty(ImageProperties.copyright));
output.SetColumnIfExists("thumbnail", inImage.scaleStreamImageTo(150, 150));
}
return output.AsReadOnly();
}
public override IEnumerable <IRow> Extract(IUnstructuredReader input, IUpdatableRow output)
{
byte[] img = ImageOps.GetByteArrayforImage(input.BaseStream);
// load image only once into memory per row
using (StreamImage inImage = new StreamImage(img))
{
output.SetColumnIfExists("image", img);
output.SetColumnIfExists("equipment_make", inImage.getStreamImageProperty(ImageProperties.equipment_make));
output.SetColumnIfExists("equipment_model", inImage.getStreamImageProperty(ImageProperties.equipment_model));
output.SetColumnIfExists("description", inImage.getStreamImageProperty(ImageProperties.description));
output.SetColumnIfExists("copyright", inImage.getStreamImageProperty(ImageProperties.copyright));
output.SetColumnIfExists("thumbnail", inImage.scaleStreamImageTo(this._scaleWidth, this._scaleHeight));
}
yield return(output.AsReadOnly());
}