Module Direct Georeferencing of Airborne Photographs
Direct georeferencing of aerial photographs uses extrinsic (position, attitude) and intrinsic (focal length, physical pixel size) camera parameters. Orthorectification routine supports additional data from a Digital Elevation Model (DEM).
References:
Baumker, M. / Heimes, F.J. (2001): New Calibration and Computing Method for Direct Georeferencing of Image and Scanner Data Using the Position and Angular Data of an Hybrid Inertial Navigation System. OEEPE Workshop, Integrated Sensor Orientation, Hannover 2001. online.
- Author: O.Conrad (c) 2012
- Specification: grid
- Menu: Projection|Georeferencing
Parameters
| Name | Type | Identifier | Description | Constraints | |
|---|---|---|---|---|---|
| Input | Unreferenced Grids | Grid list (input) | INPUT | - | - |
| Elevation (*) | Grid (optional input) | DEM | - | - | |
| Output | Referenced Grids | Grid list (output) | OUTPUT | - | - |
| Extent (*) | Shapes (optional output) | EXTENT | - | - | |
| Options | Default Reference Height | Floating point | ZREF | - | Default: 0.000000 |
| X | Floating point | X | - | Default: 0.000000 | |
| Y | Floating point | Y | - | Default: 0.000000 | |
| Flying Height | Floating point | Z | - | Default: 1000.000000 | |
| Orientation | Choice | ORIENTATION | - | Available Choices: [0] BLUH [1] PATB Default: 0 | |
| Omega [degree] | Floating point | OMEGA | rotation around the X axis (roll) | Default: 0.000000 | |
| Phi [degree] | Floating point | PHI | rotation around the Y axis (pitch) | Default: 0.000000 | |
| Kappa [degree] | Floating point | KAPPA | rotation around the Z axis (heading) | Default: 0.000000 | |
| Kappa Offset [degree] | Floating point | KAPPA_OFF | origin adjustment for Z axis (heading) | Default: 90.000000 | |
| Focal Length [mm] | Floating point | CFL | - | Minimum: 0.000000 Default: 80.000000 | |
| CCD Physical Pixel Size [micron] | Floating point | PXSIZE | - | Minimum: 0.000000 Default: 5.200000 | |
| Resampling | Choice | RESAMPLING | - | Available Choices: [0] Nearest Neighbour [1] Bilinear Interpolation [2] Bicubic Spline Interpolation [3] B-Spline Interpolation Default: 3 | |
| Data Storage Type | Choice | DATA_TYPE | - | Available Choices: [0] 1 byte unsigned integer [1] 1 byte signed integer [2] 2 byte unsigned integer [3] 2 byte signed integer [4] 4 byte unsigned integer [5] 4 byte signed integer [6] 4 byte floating point [7] 8 byte floating point [8] same as original Default: 8 | |
| Row Order | Choice | ROW_ORDER | - | Available Choices: [0] top down [1] bottom up Default: 0 | |
| (*) optional | |||||
Command-line
Usage: saga_cmd pj_georeference 4 [-INPUT <str>] [-OUTPUT <str>] [-EXTENT <str>] [-DEM <str>] [-ZREF <str>] [-X <str>] [-Y <str>] [-Z <str>] [-ORIENTATION <str>] [-OMEGA <str>] [-PHI <str>] [-KAPPA <str>] [-KAPPA_OFF <str>] [-CFL <str>] [-PXSIZE <str>] [-RESAMPLING <str>] [-DATA_TYPE <str>] [-ROW_ORDER <str>] [-TARGET_DEFINITION <str>] [-TARGET_USER_XMIN <str>] [-TARGET_USER_XMAX <str>] [-TARGET_USER_YMIN <str>] [-TARGET_USER_YMAX <str>] [-TARGET_USER_SIZE <str>] [-TARGET_USER_FITS <str>] [-TARGET_TEMPLATE <str>] -INPUT:<str> Unreferenced Grids Grid list (input) -OUTPUT:<str> Referenced Grids Grid list (output) -EXTENT:<str> Extent Shapes (optional output) -DEM:<str> Elevation Grid (optional input) -ZREF:<str> Default Reference Height Floating point Default: 0.000000 -X:<str> X Floating point Default: 0.000000 -Y:<str> Y Floating point Default: 0.000000 -Z:<str> Flying Height Floating point Default: 1000.000000 -ORIENTATION:<str> Orientation Choice Available Choices: [0] BLUH [1] PATB Default: 0 -OMEGA:<str> Omega [degree] Floating point Default: 0.000000 -PHI:<str> Phi [degree] Floating point Default: 0.000000 -KAPPA:<str> Kappa [degree] Floating point Default: 0.000000 -KAPPA_OFF:<str> Kappa Offset [degree] Floating point Default: 90.000000 -CFL:<str> Focal Length [mm] Floating point Minimum: 0.000000 Default: 80.000000 -PXSIZE:<str> CCD Physical Pixel Size [micron] Floating point Minimum: 0.000000 Default: 5.200000 -RESAMPLING:<str> Resampling Choice Available Choices: [0] Nearest Neighbour [1] Bilinear Interpolation [2] Bicubic Spline Interpolation [3] B-Spline Interpolation Default: 3 -DATA_TYPE:<str> Data Storage Type Choice Available Choices: [0] 1 byte unsigned integer [1] 1 byte signed integer [2] 2 byte unsigned integer [3] 2 byte signed integer [4] 4 byte unsigned integer [5] 4 byte signed integer [6] 4 byte floating point [7] 8 byte floating point [8] same as original Default: 8 -ROW_ORDER:<str> Row Order Choice Available Choices: [0] top down [1] bottom up Default: 0 -TARGET_DEFINITION:<str> Target Grid System Choice Available Choices: [0] user defined [1] grid or grid system Default: 0 -TARGET_USER_XMIN:<str> Left Floating point Default: 0.000000 -TARGET_USER_XMAX:<str> Right Floating point Default: 100.000000 -TARGET_USER_YMIN:<str> Bottom Floating point Default: 0.000000 -TARGET_USER_YMAX:<str> Top Floating point Default: 100.000000 -TARGET_USER_SIZE:<str> Cellsize Floating point Minimum: 0.000000 Default: 1.000000 -TARGET_USER_FITS:<str> Fit Choice Available Choices: [0] nodes [1] cells Default: 0 -TARGET_TEMPLATE:<str> Target System Grid (optional input)