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Author archives: Georg Holzmann

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Finally we found some time to collect a few listening examples for our audio algorithms – thanks to all the people who provided audio files!
Everything is processed automatically and you can try Auphonic yourself with the unprocessed files and will get the same results.

The official Auphonic Audio Example page is here: Audio Examples ...

Podcast hosting is difficult: you have to create an RSS feed, a webpage and you must be able to serve audio files to a huge number of clients on your release date.
That's why we integrated the popular podcast hoster Libsyn (Liberated Syndication) as an external service in Auphonic. It's a great tool ...

Do you want to process huge amounts of audio or video files in one single step?
That's why we built the new Auphonic Batch Production Interface!
It allows you to start multiple productions with an existing Preset and can be used for file-based, automated batch processing of audio file collections.

UPDATE:
Please see Managed ...

We are very proud to release version one of the Auphonic audio post processing web API. This is a complete REST API to all our algorithms and functionality, for example:

This summer, we proudly released three important new features: video support, YouTube export for audio/video and the SoundCloud integration!
These features make it possible to use Auphonic for the automatic deployment of podcasts, screencasts, recordings, etc. to multiple platforms - see External Services.

The combination of SoundCloud and Auphonic provides a complete package for podcast ...

Have you ever wondered why commercials sound louder than your favorite TV shows? Or why you have to adjust the playback volume on your television when switching between channels? The answer is that until recently, there was no standard way to measure the perceived loudness of sound recordings. Instead, audio productions were (and still are ...

Because of so many requests we decided to release a preliminary version of our noise reduction algorithms. They are deactivated by default and you can activate them now in the production or preset form.
Additionally we included the possibility to enable or disable all auphonic audio algorithms :)

(poster from the movie Noise)

Current State of ...

For those who don't know it yet: we opened the auphonic automatic audio post production web service for the general public!
This means that everyone can create a free account and use the system for the post production of podcasts, audio books, lecture recordings, screencasts, or whatever you want. Please let us know what ...

The last metadata format in this comparison series will be metadata for AAC audio files, which are usually included in an MP4 container (see MPEG-4 Part 14). MP4 audio files can have various file extensions, most commonly m4a, but also mp4 or m4b (for audio books).
So let the confusion continue ...

MP4, AAC and iTunes-style ...

A new week - a new format: this weeks post is about metadata in Ogg Vorbis audio. The metadata container for these files is called Vorbis comment, which is also used in the FLAC, Theora and Speex file formats.
For a general introduction into audio metadata see e.g. the previous post in this comparison series ...