README.md

ffmpegParser

It's a parser from ffmpeg command to graphviz. Some of ffmpeg's command are really complicated not only for debug, but for reading.

This tool was created to simplify process of debugging by visualization of filter graph

Restrictions

1. Output files format
   1. -f option(format: -f <format> <output>)
   2. Filename with .. In this case you should add all options after which comes word with . in config file.
2. You have to map all outputs(except filter chain case)
3. All file's names in filter chain/graph should be in format: [name]

How to use

Config file

1. mode: you can write dot_parse mod to parse output files with .
2. bad_options: write all mapping/global options(use space separator) which comes word with .(but not output files)
3. log_options: write all filter options(use space separator) which are writing log in file

Ffmpeg to graphviz text

Build ffmpegParser(needed files you can see at CmakeLists) and then run

./ffmpegParser file_with_command.txt config.txt

You will get graphviz formatted output in stdout

Ffmpeg to graphviz .svg

You should install graphviz, use

brew install graphviz(MacOS)

sudo apt install graphviz(Ubuntu)

Build ffmpegParser(needed files you can see at CmakeLists) and then run

./ffmpegParser file_with_command.txt config.txt | dot -Tsvg > output.svg

You will get picture .svg with graph