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task library
built templatecctv-designwith-tool

Cctv Storage Calculation

Calculates surveillance video storage from camera count, average bitrate, recording hours, retention period, and storage overhead. The template converts Mbps to daily gigabytes per camera, then reports usable retained storage and raw storage including overhead.

inputs

5 fields

context

2 archetypes

engine

with-tool

outputs

3 scored fields

contract fields

Parameter Map

5 inputs to 3 scored outputs

  • camera_count

    float

    Number of cameras

    1 to 1000

  • average_bitrate_mbps

    float

    Average video bitrate per camera

    0.1 to 50Mbps

  • recording_hours_per_day

    float

    Recording hours per day

    1 to 24h/day

  • retention_days

    floathidden in hard

    Required retention period

    1 to 365days

  • storage_overhead_pct

    float

    Storage overhead for RAID, filesystem, or spare capacity

    0 to 100%
daily_storage_per_camera_gbtol 0.03

Daily storage per camera

usable_storage_required_tbtol 0.03

Usable retained storage required

raw_storage_with_overhead_tbtol 0.03

Raw storage after overhead allowance

visibility contract

Difficulty Ladder

all_giveneasy

Small site storage calculation

all fields visible
all_givenmedium

Small or large CCTV storage calculation

all fields visible
partialhard

Retention hidden in the site security context

retention_days

scenario bands

Archetype Atlas

small_site

2 contexts

Small CCTV site with continuous or business-hours recording

camera_count2 to 24
average_bitrate_mbps1 to 8
recording_hours_per_day8 to 24
retention_days7 to 60

building-security / car-park

large_precinct

2 contexts

Large surveillance precinct with many IP cameras

camera_count25 to 300
average_bitrate_mbps2 to 12
recording_hours_per_day12 to 24
retention_days14 to 120

transport-hub / campus-security

rendered task

Generation Preview

transport-hub-large-precinct-preview

difficulty
hard
visibility
partial
archetype
large_precinct
site context
transport-hub
instruction excerptcctv-storage-calculation_calc.py

visible fields

  • camera_count25 to 300
  • average_bitrate_mbps2 to 12 Mbps
  • recording_hours_per_day12 to 24 h/day
  • storage_overhead_pct15 to 50 %

withheld schema

retention_daysdaily_storage_per_camera_gbusable_storage_required_tbraw_storage_with_overhead_tb
Large surveillance precinct with many IP cameras. transport-hub. Required outputs: daily_storage_per_camera_gb, usable_storage_required_tb, raw_storage_with_overhead_tb