Welcome to the FFmpeg Bug Tracker and Wiki

This Wiki is intended for all kinds of FFmpeg and multimedia related information. Everyone is welcome to add to, edit and improve it!

Go Straight To the Bug Reports:  https://ffmpeg.org/trac/ffmpeg/report/1

All Reports Page (slow):  https://ffmpeg.org/trac/ffmpeg/report/1?sort=ticket&max=300&asc=1&page=1

Please read the  bug tracker manual before filing a report.

Note, you must  register before you can file a report or edit this wiki, this is to avoid Spam.

For a complete list of local wiki pages, see TitleIndex.

FFmpeg Official Documentation

• Documentation -- FFmpeg's own documentation, including links to things like developer guides.

• Submit an FFmpeg Logo -- Instructions on how to submit a themed logo or banner to FFmpeg.

•  List of FFmpeg API changes/compatibility test results

Community Contributed Documentation

Compiling FFmpeg

• Compilation Guide -- FFmpeg Compilation Guide
• Known Compilation Issues -- Log of Known Issues and Proposed Solutions When Compiling FFmpeg with Certain Compilers (i.e. Intel C Compiler and MSVC)
• How to quickly compile libx264 as a pre-requisite to using it within ffmpeg
• How to quickly compile libaacplus as a pre-requisite to using it within ffmpeg
• How to quickly compile FFmpeg with libx264 (x264, H.264)
• How to quickly compile FFmpeg with mp3, aac+ and x264

Encoding

• x264 Encoding Guide (how to use libx264, one of the premier h264 encoders)

Grabbing/Capturing

• How to capture a webcam input
• How to grab the desktop (screen) with FFmpeg
• Capturing audio with FFmpeg and ALSA

Streaming

• Streaming Guide -- FFmpeg Streaming Guide

Filtering

• Filtering Guide -- FFmpeg Filtering Guide
• Fancy Filtering Examples -- Examples for various psychedelic effects and other weird filtering

Images/Frames

• Create a video slideshow from images
• Create a thumbnail image every X seconds of the video
• How to take multiple screenshots to an image (tile, mosaic)

Subtitles

• How to burn subtitles into the video
• How to convert subtitle from SRT to ASS format

Development

• How to setup Eclipse IDE for FFmpeg development
• Using libav* Instructions for how to integrate FFmpeg's main libraries into your own custom programs.

Other

• Creating multiple outputs
• Encoding VBR (Variable Bit Rate) mp3 audio
• How to change audio volume up-down with FFmpeg
• How to concatenate (join, merge) media files
• How to encode Xvid / DivX video with ffmpeg
• How to speed up / slow down a video
• How to use -map option
• Seeking with FFmpeg

Trac Documentation

• TracGuide -- Built-in Documentation
•  The Trac project -- Trac Open Source Project
•  Trac FAQ -- Frequently Asked Questions
• TracSupport -- Trac Support