---
title: Number of frames
framework: quicktime-file-format
role: symbol
role_heading: Data field
path: quicktime-file-format/timecode_sample_description/number_of_frames
---

# Number of frames

An 8-bit integer that contains the number of frames per second for the timecode format.

## Overview

Overview If the time is a counter, this is the number of frames for each counter tick.

## See Also

### Data fields

- [Reserved](quicktime-file-format/timecode_sample_description/reserved.md)
- [Flags](quicktime-file-format/timecode_sample_description/flags.md)
- [Time scale](quicktime-file-format/timecode_sample_description/time_scale.md)
- [Frame duration](quicktime-file-format/timecode_sample_description/frame_duration.md)
- [Reserved](quicktime-file-format/timecode_sample_description/reserved2.md)
- [Source reference](quicktime-file-format/timecode_sample_description/source_reference.md)