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# Scalable Video Technology for AV1 Decoder (SVT-AV1 Decoder) User Guide
## Table of Contents
1. [Introduction](#introduction)
2. [Sample Application Guide](#sample-application-guide)
- [Running the decoder](#running-the-decoder)
## Introduction
This document describes how to use the Scalable Video Technology for AV1 Decoder (SVT-AV1). In particular, this user guide describes how to run the sample application with the respective dynamically linked library.
## Sample Application Guide
This section describes how to run the sample decoder application that uses the SVT-AV1 Decoder library. It describes the command line input parameters and the resulting outputs.
### Running the decoder
This section describes how to run the sample decoder application `SvtAv1DecApp.exe` (on Windows\*) or `SvtAv1DecApp` (on Linux\*) from the command line, including descriptions of the most commonly used input parameters and outputs.
The sample application typically takes the following command line parameters:
``` none
-help Show usage options and exit
-i <arg> Input file name
-o <arg> Output file name
-skip <arg> Skip the first n input frames
-limit <arg> Stop decoding after n frames
-bit-depth <arg> Input bitdepth. [8, 10]
-w <arg> Input picture width
-h <arg> Input picture height
-colour-space <arg> Input picture colour space. [400, 420, 422, 444]
-threads <arg> Number of threads to be launched
-parallel-frames <arg> Number of frames to be processed in parallel
-md5 MD5 support flag
-fps-frm Show fps after each frame decoded
-fps-summary Show fps summary -skip-film-grain
```
Sample usage: `SvtAv1DecApp.exe -i test.ivf -o out.yuv`