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Video File Size

Combine video and audio bitrates over a running time.

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Your numbers

Local calculations. Results are estimates, not professional advice.

Estimated file size

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Planning estimate using your entered parameters. No external service, device, live tariff or network is contacted.

Formula

Use S = (v+a/1000)t(1+h)/8. v is video Mbps, a is audio kbps, t is duration in seconds, h is the overhead fraction, and S is decimal MB.

Combine video and audio bitrates over a running time.

Worked example

Video bitrate (Mbps)
8
Audio bitrate (kbps)
128
Duration (minutes)
10
Container overhead (%)
0
Estimated file size
609.6 MB

Scope and limitations

Planning estimate using your entered parameters. No external service, device, live tariff or network is contacted.

Inputs are checked for missing values and allowed ranges. A result outside the finite numeric range is not displayed. Rounding affects display, while the calculation uses the model’s numeric precision.

Check your units and assumptions before relying on a result. Changing a label does not convert a currency or physical unit.

Formula version: 413ea95a2265 · Example checked:

Methodology

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