FFmpeg + sed: How to insert clean metadata based on input file name
This post shows you how to extract the movie/show name from the file name and insert it into the title metadata field of MKV & MP4 containers.
FFmpeg
Supported MP4 Metadata Keys with FFmpeg
The following table lists the supported MP4 container metadata key names in FFmpeg.
![FFmpeg [aac @ ] Using a PCE to encode channel layout "5.1(side)"](/content/images/size/w720/wordpress/2020/03/ffmpeg-official-logo.png){kind=logo}
FFmpeg [aac @ ] Using a PCE to encode channel layout "5.1(side)"
FFmpeg ERROR:
[aac @ 0x806362f00] Using a PCE to encode channel layout "5.1(side)"
SOLUTION:
If the source file signals a layout of
FFmpeg Map English Subtitles or Audio Stream Only
Dynamic FFmpeg Subtitle Stream Mapping via Language
This post shows how you can dynamically map streams based upon the language as the criteria/condition.
* Map
FFmpeg Batch Transcode Audio
Before we dive into how to batch transcode the audio streams using FFmpeg and bash, I feel that I should mention that there is already