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Glama

calcular_filtro_nd_video

Read-only

Calcula qué filtro ND necesitas para cumplir la regla de los 180° en exteriores. Introduce el frame rate y la velocidad de obturación actual para obtener las paradas exactas y el filtro recomendado de la gama ND2–ND1000.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
fpsYesFrame rate de grabación (ej. 25, 30, 60)
obturador_actual_sYesVelocidad de obturación actual en segundos (ej. 0.002 para 1/500, 0.004 para 1/250)

Schema Changelog

Changes observed during successful MCP inspections.

  1. Added

TDQS

A4.4/5.0
Behavior4/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

Annotations already declare readOnlyHint=true, indicating a safe read operation. The description adds context (outdoor use, 180° rule) and is consistent with read-only behavior. No additional behavioral traits are needed.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Two concise sentences with no wasted words. Key information is front-loaded: purpose and required inputs are immediately clear.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

For a simple calculator with two parameters and no output schema, the description adequately covers purpose, inputs, and expected output (stops and recommended filter). It is sufficiently complete for a tool of this complexity.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters4/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema documentation covers both parameters (100% coverage). The description adds meaning by explaining their role in the 180° rule and providing examples (e.g., '0.002 para 1/500').

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states the tool calculates the ND filter needed for the 180-degree rule in outdoor video, using specific verbs like 'Calcula' and specifying the resource. It distinguishes from sibling tools like calcular_regla_180_video by focusing on ND filter selection.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines4/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The description tells users to input frame rate and shutter speed to get exact stops and recommended ND filter. It provides clear context (outdoor 180° rule) but does not explicitly mention when not to use it or alternatives.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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