`mp4` has `comment` and `synopsis`; the synopsis is expected to have the long description
So we save the `webpage_url` to `comment` and `description` to `synopsis`
Related: https://github.com/ytdl-org/youtube-dl/issues/28478
Co-authored by: Damiano Amatruda <damiano.amatruda@outlook.com>
* Create `FFmpegPostProcessor.real_run_ffmpeg` that can accept multiple input/output files along with switches for each
* Rewrite `cli_configuration_args` and related functions
* Create `YoutubeDL._ensure_dir_exists` - this was previously defined in multiple places
* All modules and binary names are changed
* All documentation references changed
* yt-dlp no longer loads youtube-dlc config files
* All URLs changed to point to organization account
Co-authored-by: Pccode66
Co-authored-by: pukkandan
pukkandan