# Documentation Overview

## SRT API Documents

Document Title | Folder | File Name | Description |
:———————————————————- | :—————————- | :————————————————————- | :————————————————— |
[SRT API](API/API.md) | [API](API/) | [API.md](API/API.md) | Detailed description of the SRT C API. |
[SRT API Functions](API/API-functions.md) | [API](API/) | [API-functions.md](API/API-functions.md) | Reference document for SRT API functions. |
[SRT API Socket Options](API/API-socket-options.md) | [API](API/) | [API-socket-options.md](API/API-socket-options.md) | Instructions and list of socket options for SRT API. |
[SRT Rejection Codes](API/rejection-codes.md) | [API](API/) | [rejection-codes.md](API/rejection-codes.md) | The list of SRT rejections codes. |
[SRT Statistics](API/statistics.md) | [API](API/) | [statistics.md](API/statistics.md) | How to use SRT socket and socket group statistics. |
[Configuration Guidelines](API/configuration-guidelines.md) | [API](API/) | [configuration-guidelines.md](API/configuration-guidelines.md) | How to configure SRT buffers. |
<img width=200px height=1px/> | <img width=100px height=1px/> | <img width=200px height=1px/> | <img width=500px height=1px/> |

## Build Instructions

Document Title | Folder | File Name | Description |
:———————————————————— | :—————————- | :———————————————– | :———————————————————————- |
[SRT Build Options](build/build-options.md) | [build](build/) | [build-options.md](build/build-options.md) | Description of CMake build system, configure script, and build options. |
[Building SRT on Linux (Ubuntu/CentOS)](build/build-linux.md) | [build](build/) | [build-linux.md](build/build-linux.md) | Build instructions for Linux (Ubuntu/CentOS). |
[Building SRT on Windows](build/build-win.md) | [build](build/) | [build-win.md](build/build-win.md) | Build instructions for Windows. |
[Building SRT on macOS](build/build-macOS.md) | [build](build/) | [build-macOS.md](build/build-macOS.md) | Build instructions for macOS. |
[Building SRT on iOS](build/build-iOS.md) | [build](build/) | [build-iOS.md](build/build-iOS.md) | Build instructions for iOS. |
[Building SRT on Android](build/build-android.md) | [build](build/) | [build-android.md](build/build-android.md) | Build instructions for Android. |
[Package Managers](build/package-managers.md) | [build](build/) | [package-managers.md](build/package-managers.md) | Package managers supporting SRT library. |
<img width=200px height=1px/> | <img width=100px height=1px/> | <img width=200px height=1px/> | <img width=500px height=1px/> |

## Development Documents

Document Title | Folder | File Name | Description |
:———————————————– | :—————————- | :———————————————– | :————————————————————————————- |
[SRT Developer’s Guide](dev/developers-guide.md) | [dev](dev/) | [developers-guide.md](dev/developers-guide.md) | Development setup, project structure, coding rules,<br />submitting issues & PRs, etc. |
[Low Level Info](dev/low-level-info.md) | [dev](dev/) | [low-level-info.md](dev/low-level-info.md) | Low level information for the SRT project (only<br />mutex locking). |
[Making SRT Better](dev/making-srt-better.md) | [dev](dev/) | [making-srt-better.md](dev/making-srt-better.md) | Guidelines for problem reporting, collecting debug logs<br />and pcaps. |
<img width=200px height=1px/> | <img width=100px height=1px/> | <img width=200px height=1px/> | <img width=500px height=1px/> |

## Features

Document Title | Folder | File Name | Description |
:———————————————————– | :—————————- | :———————————————————– | :———————————————————– |
[SRT Access Control<br /> (Stream ID) Guidelines](features/access-control.md) | [features](features/) | [access-control.md](features/access-control.md) | Access Control (Stream ID) guidelines. |
[SRT Connection Bonding: Quick Start](features/bonding-quick-start.md) | [features](features/) | [bonding-quick-start.md](features/bonding-quick-start.md) | SRT Connection Bonding Quick Start. |
[SRT Connection Bonding: Introduction](features/bonding-intro.md) | [features](features/) | [bonding-intro.md](features/bonding-intro.md) | Introduction to Connection Bonding. Description<br />of group (bonded) connections. |
[SRT Connection Bonding: Socket Groups](features/socket-groups.md) | [features](features/) | [socket-groups.md](features/socket-groups.md) | Description of socket groups in SRT (Connection<br />Bonding). Here you will also find information<br />regarding the srt-test-live application for testing<br />Connection Bonding. |
[SRT Connection Bonding: Main/Backup][main-backup] | [features](features/) | [bonding-main-backup.md][main-backup] | Main/Backup mode description. |
[SRT Encryption](features/encryption.md) | [features](features/) | [encryption.md](features/encryption.md) | Description of SRT encryption mechanism. This<br />document might be outdated, please consult<br />[Section 6. Encryption][srt-internet-draft-sec-6] of the [Internet Draft][srt-internet-draft] additionally. |
[SRT Handshake](features/handshake.md) | [features](features/) | [handshake.md](features/handshake.md) | Description of SRT handshake mechanism. This<br />document might be outdated, please consult<br />[Section 3.2.1 Handshake][srt-internet-draft-sec-3-2-1] and<br />[Section 4.3 Handshake Messages](https://datatracker.ietf.org/doc/html/draft-sharabayko-srt-01#section-4.3) of the<br />[Internet Draft][srt-internet-draft] additionally. |
[Live Streaming <br /> Guidelines](features/live-streaming.md) | [features](features/) | [live-streaming.md](features/live-streaming.md) | Guidelines for live streaming with SRT. See also<br />best practices and configuration tips in<br />[Section 7.1 Live Streaming](https://datatracker.ietf.org/doc/html/draft-sharabayko-srt-01#section-7.1) of the [Internet Draft][srt-internet-draft]. |
[SRT Packet <br /> Filtering & FEC][packet-filter] | [features](features/) | [packet-filtering-and-fec.md][packet-filter] | Description of SRT packet filtering mechanism,<br />including FEC. |
<img width=200px height=1px/> | <img width=100px height=1px/> | <img width=200px height=1px/> | <img width=500px height=1px/> |

## Sample Applications

Document Title | Folder | File Name | Description |
:——————————————————————— | :——————– | :————————————————– | :———————————————————— |
[Using the<br /> srt-live-transmit App](apps/srt-live-transmit.md) | [apps](apps/) | [srt-live-transmit.md](apps/srt-live-transmit.md) | A sample application to transmit a live stream from<br />source medium (UDP/SRT/stdin) to the target medium<br />(UDP/SRT/stdout). |
[Using the<br /> srt-file-transmit App](apps/srt-file-transmit.md) | [apps](apps/) | [srt-file-transmit.md](apps/srt-file-transmit.md) | A sample application to transmit a file over SRT |
[Using the<br /> srt-tunnel App](apps/srt-tunnel.md) | [apps](apps/) | [srt-tunnel.md](apps/srt-tunnel.md) | A sample application to set up an SRT tunnel for TCP traffic. |
[Using the<br /> srt-test-multiplex App](apps/srt-test-multiplex.md) | [apps](apps/) | [srt-test-multiplex.md](apps/srt-test-multiplex.md) | Testing application that allows to send multiple streams over one UDP link. |
[Using the<br /> srt-test-relay App](apps/srt-test-relay.md) | [apps](apps/) | [srt-test-relay.md](apps/srt-test-relay.md) | Testing application for bidirectional stream sending over one connection. |
<img width=200px height=1px/> | <img width=100px height=1px/> | <img width=200px height=1px/> | <img width=500px height=1px/> |

## Miscellaneous

Document Title | Folder | File Name | Description |
:————————————————- | :—————————- | :—————————————————- | :———————————————————– |
[Why SRT Was Created](misc/why-srt-was-created.md) | [misc](misc/) | [why-srt-was-created.md](misc/why-srt-was-created.md) | Background and history of SRT. See also<br />[Section 1. Introduction][srt-internet-draft-sec-1] of the [Internet Draft][srt-internet-draft]. |
<img width=200px height=1px/> | <img width=100px height=1px/> | <img width=200px height=1px/> | <img width=500px height=1px/> |

[srt-internet-draft]: https://datatracker.ietf.org/doc/html/draft-sharabayko-srt-01 [srt-internet-draft-sec-1]: https://datatracker.ietf.org/doc/html/draft-sharabayko-srt-01#section-1 [srt-internet-draft-sec-3-2-1]: https://datatracker.ietf.org/doc/html/draft-sharabayko-srt-01#section-3.2.1 [srt-internet-draft-sec-6]: https://datatracker.ietf.org/doc/html/draft-sharabayko-srt-01#section-6

[main-backup]: features/bonding-main-backup.md [packet-filter]: features/packet-filtering-and-fec.md