// Loads a XY oriented image at given offset, returning Voxels.
func (d *Data) loadXYImage(filename string, offset dvid.Point) (*Voxels, error) {
img, _, err := dvid.GoImageFromFile(filename)
if err != nil {
return nil, err
}
slice, err := dvid.NewOrthogSlice(dvid.XY, offset, dvid.RectSize(img.Bounds()))
if err != nil {
return nil, fmt.Errorf("Unable to determine slice: %v", err)
}
vox, err := d.NewVoxels(slice, img)
if err != nil {
return nil, err
}
storage.FileBytesRead <- len(vox.Data())
return vox, nil
}
// PutLocal adds image data to a version node, altering underlying blocks if the image
// intersects the block.
//
// The image filename glob MUST BE absolute file paths that are visible to the server.
// This function is meant for mass ingestion of large data files, and it is inappropriate
// to read gigabytes of data just to send it over the network to a local DVID.
func (d *Data) PutLocal(request datastore.Request, reply *datastore.Response) error {
timedLog := dvid.NewTimeLog()
// Parse the request
var uuidStr, dataName, cmdStr, sourceStr, planeStr, offsetStr string
filenames := request.CommandArgs(1, &uuidStr, &dataName, &cmdStr, &sourceStr,
&planeStr, &offsetStr)
if len(filenames) == 0 {
return fmt.Errorf("Need to include at least one file to add: %s", request)
}
// Get offset
offset, err := dvid.StringToPoint(offsetStr, ",")
if err != nil {
return fmt.Errorf("Illegal offset specification: %s: %v", offsetStr, err)
}
// Get list of files to add
var addedFiles string
if len(filenames) == 1 {
addedFiles = filenames[0]
} else {
addedFiles = fmt.Sprintf("filenames: %s [%d more]", filenames[0], len(filenames)-1)
}
dvid.Debugf(addedFiles + "\n")
// Get plane
plane, err := dvid.DataShapeString(planeStr).DataShape()
if err != nil {
return err
}
// Get Repo and IDs
uuid, versionID, err := datastore.MatchingUUID(uuidStr)
if err != nil {
return err
}
// Load and PUT each image.
numSuccessful := 0
for _, filename := range filenames {
sliceLog := dvid.NewTimeLog()
img, _, err := dvid.GoImageFromFile(filename)
if err != nil {
return fmt.Errorf("Error after %d images successfully added: %v", numSuccessful, err)
}
slice, err := dvid.NewOrthogSlice(plane, offset, dvid.RectSize(img.Bounds()))
if err != nil {
return fmt.Errorf("Unable to determine slice: %v", err)
}
vox, err := d.NewVoxels(slice, img)
if err != nil {
return err
}
storage.FileBytesRead <- len(vox.Data())
if err = d.PutVoxels(versionID, vox, nil); err != nil {
return err
}
sliceLog.Debugf("%s put local %s", d.DataName(), slice)
numSuccessful++
offset = offset.Add(dvid.Point3d{0, 0, 1})
}
if err := datastore.AddToNodeLog(uuid, []string{request.Command.String()}); err != nil {
return err
}
timedLog.Infof("RPC put local (%s) completed", addedFiles)
return nil
}
