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Calcimator

Time-Lapse Storage Calculator

Memory card capacity from interval, duration, and resolution.

Inputs

Results

Total frames

1,440

Video length (sec)

60

Total storage (GB)

35.16

Video length (min)1
Memory cards needed1
Max shoot on 1 card (min)218
Batteries needed (est.)4
Speed-up factor (×)120
How to Use This Calculator
  1. Enter the interval between shots in seconds and the total duration of the time-lapse sequence.
  2. Set your camera RAW file size in MB.
  3. Input the target playback frame rate (typically 24 or 30 fps).
  4. Review the Total Number of Frames, Required Storage in GB, and Final Video Duration.
  5. Use the Playback Speed Multiplier to verify the real-world time compression matches your creative goal.

How the result changes with Interval (seconds)

Interval (seconds)Total framesVideo length (sec)Total storage (GB)
360200.80.49
1,26050.20.12
2,34030.10.07
3,24020.10.05

What each input means

Interval (seconds)
Time between each frame capture in seconds.
Shoot duration (min)
Total shooting duration in minutes.
Output video FPS
Frames per second for the output video (24 cinema, 30 web).
File size per frame (MB)
Average file size per image (RAW ~25MB, JPEG ~8MB).
Shoot RAW? (1=yes, 0=JPEG)
1 for RAW files, 0 for JPEG (JPEG uses ~30% of RAW size).
Memory card size (GB)
Capacity of each memory card in GB.

What each result means

Total frames
Total number of images to be captured.
Video length (sec)
Duration of the final time-lapse video.
Video length (min)
Video duration in minutes.
Total storage (GB)
Total storage space required for all frames.
Memory cards needed
Number of cards of the specified size needed.
Max shoot on 1 card (min)
Maximum shooting duration on a single card.
Batteries needed (est.)
Estimated batteries needed (~400 shots per battery).
Speed-up factor (×)
How much faster the video plays vs. real time.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Interval (seconds) = 5, Shoot duration (min) = 120, Output video FPS = 24, File size per frame (MB) = 25 = 6 input(s) provided
  2. Calculate Total frames
    Total frames = floor(shootDurationSec / intervalSec)
    1440 = 1440
  3. Calculate Video length
    Video length = totalFrames / fps
    60 = 60
  4. Calculate Total storage
    Total storage = totalStorageMb / 1024
    35.16 = 35.16
  5. Calculate Video length
    Video length = videoDurationSec / 60
    1 = 1
  6. Calculate Memory cards needed
    Memory cards needed
    1 = 1

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