Ffmpeg map bdpg2/18/2023 Proc = n(args, stdout=subprocess.PIPE)Īdd_metadata function takes arbitrary key:value parameters and turns them into ffmpeg arguments. Save_path = video.with_suffix( '.metadata' + video.suffix) Mapping of everything ffmpeg -i input.ts -map 0 -c copy output.ts This command will copy everything on the input and insert it in the output without re-encoding it. Python script import subprocessįrom typing import Dict def add_metadata( video: Path, ffmpeg -i input.ts -map 0:p:1 -map 0:p:2 -map 0:p:3 -map 0:p:4 -c copy output.ts This command will map to the output only programs with ID 1, 2, 3 and 4 to the output ts. For reference you can check Matroska spec for MKV and Kodi docs for MP4. If they are distinct streams, then the above command will still map all the streams, but for explicit specification, use. ffmpeg -i video -i audio -map 0:v -map 1:a output. Not all containers support every metadata. Channels are conjoint tracks within a single stream, so a stereo audio WAV has one stream which contains two channels. Use -map_metadata 0 to copy over existing meta tags without changing them.Use -c copy to copy streams directly without encoding.When split into lines: ffmpeg -i video.mkv ` With ffmpeg, adding metadata is simply including -metadata key=value arguments in the command: ffmpeg -i video.mkv -c copy -movflags use_metadata_tags -map_metadata 0 -metadata title= "Hello World" -metadata year= 2020 This answer on StackOverflow put me on the right path. ffmpeg commandįfmpeg supports practically anything under the sun, including adding metadata. I've written about a way to do it on PowerShell, but nothing comes closer to the joy I get from writing in Python. This time I've decided to add metadata about the title, year, IMDb links, artists, etc. This is where ffmpeg really shines since it allows you to created complex video processing schemes and chain together all sorts of operations. First thing, I need to crop and resize the gameplay and map into distinct video files. Every year or so I go over what I have and do a clean-up if necessary. Raw gameplay recording of wizardry + map Here is where ffmpeg comes into play for my workflow. I've been maintaining a movie archive for years now.
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