Film & Video

Film and video calculators for frame rate conversion, bitrate, storage requirements, cinema DOF, time-lapse intervals, and color temperature.

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Calculate letterbox, pillarbox, and crop dimensions between aspect ratios.

Calculate depth of field and hyperfocal distance for cinema cameras.

Convert Kelvin to Mired and calculate gel correction values.

Calculate frame counts and duration changes when converting between frame rates.

Calculate minimum subject-to-screen distance to avoid green spill.

Calculate total wattage, amperage, and circuit requirements for film lighting.

Calculate capture frame rate and output duration for slow-motion footage.

Estimate drive space needed from video bitrate, duration, and audio settings.

Calculate shooting interval for a target time-lapse output length.

Calculate optimal bitrate and file size from resolution, frame rate, and codec.