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Convert SFW to AVIF

Convert SFW images to AVIF format, edit and optimize images online and free.

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Seattle FilmWorks Image (.sfw)

The SFW file extension, created by Seattle FilmWorks, was used to store digital copies of photos processed by the company, allowing customers to receive both physical prints and digital images. Although not widely supported by modern software, SFW files can still be opened and converted using tools and older versions of image viewers. This format marks a significant step in the evolution of digital photography.

SFW Converter More About SFW

AV1 Image File Format (.avif)

AVIF, or AV1 Image File Format, is a modern image format derived from the AV1 video codec developed by the Alliance for Open Media. It is designed to deliver high-quality images with superior compression efficiency compared to traditional formats like JPEG and PNG. This format supports advanced features such as HDR (High Dynamic Range), WCG (Wide Color Gamut), 10-bit color depth, and alpha transparency, making it ideal for web developers and digital content creators seeking to optimize performance and visual fidelity. Introduced in 2018, AVIF has rapidly gained adoption due to its open-source nature and effectiveness in reducing file sizes without compromising quality.

AVIF Converter More About AVIF

How to convert SFW to AVIF?

  1. Upload SFW File

    Select any SFW file from your device to start uploading it.

  2. Select SFW Tools

    Use the tools available for converting SFW to AVIF and click the Convert button.

  3. Download Your AVIF

    Give it a moment for the AVIF conversion to complete, then download your file afterward.

Convert SFW to AVIF

Frequently Asked Questions

How to change SFW format to AVIF?

To change SFW format to AVIF, upload your SFW file to proceed to the preview page. Use any available tools if you want to edit and manipulate your SFW file. Click on the convert button and wait for the convert to complete. Download the converted AVIF file afterward.

Convert Files on Desktop

macOS
Windows
Linux

Convert SFW to AVIF on macOS

Follow steps below if you have installed Vertopal CLI on your macOS system.

  1. Open macOS Terminal.
  2. Either cd to SFW file location or include path to your input file.
  3. Paste and execute the command below, substituting in your SFW_INPUT_FILE name or path. $ vertopal convert SFW_INPUT_FILE --to avif

Convert SFW to AVIF on Windows

Follow steps below if you have installed Vertopal CLI on your Windows system.

  1. Open Command Prompt or Windows PowerShell.
  2. Either cd to SFW file location or include path to your input file.
  3. Paste and execute the command below, substituting in your SFW_INPUT_FILE name or path. $ vertopal convert SFW_INPUT_FILE --to avif

Convert SFW to AVIF on Linux

Follow steps below if you have installed Vertopal CLI on your Linux system.

  1. Open Linux Terminal.
  2. Either cd to SFW file location or include path to your input file.
  3. Paste and execute the command below, substituting in your SFW_INPUT_FILE name or path. $ vertopal convert SFW_INPUT_FILE --to avif

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