GIS resampling pixel budget calculator

Calculate target columns and target rows with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Use target columns and target rows to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Extent width (projected units)
10000
Extent height (projected units)
5000
Target pixel width
10
Target pixel height
10
Bands
3
Bytes per band sample
2
Target columns
1000
Target rows
500
Raw raster bytes
3000000

Try another scenario

Extent width (projected units)
11000
Extent height (projected units)
5000
Target pixel width
10
Target pixel height
10
Bands
3
Bytes per band sample
2
Target columns
1100
Target rows
500
Raw raster bytes
3300000
Calculation method

Calculation method

Target columns

ceil(extent width/pixel width).

Target rows

ceil(extent height/pixel height).

Raw raster bytes

Rows×columns×bands×bytes; excludes compression and metadata.

Symbols and units
a
Extent width (projected units)
b
Extent height (projected units)
c
Target pixel width
d
Target pixel height
e
Bands
f
Bytes per band sample

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Assumptions & limits

Assumptions & limits

  • Source extent-resolution, target resolution-bands. Returns Output grid and raw size. All coefficients and observations are user supplied; results describe only the stated mathematical model. Quantities are deterministic calculations from supplied observations and assumptions; no external data is fetched. Supported limits: Finite inputs only; numeric fields bounded as labelled. Lists and JSON records are limited to 256 entries unless a stricter tool bound is stated. No automatic design approval, legal conclusion, treatment recommendation or safety certification. Extent width (projected units): minimum 1e-12, maximum 1000000000000.0. Extent height (projected units): minimum 1e-12, maximum 1000000000000.0. Target pixel width: minimum 1e-12, maximum 1000000000000.0. Target pixel height: minimum 1e-12, maximum 1000000000000.0. Bands: minimum 1, maximum 1000. Bytes per band sample: minimum 1, maximum 16.
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