Latest articles by Mary C. Gruszka
A/V Fingerprinting—Transporting, Binding and Applications
Audio and video fingerprints are bits of data derived from certain characteristics of each type of content.
File-Based Loudness Processors
File-based loudness processing, as one might expect, operates on audio files, either standalone, or extracted from an audio/video file such as MXF.
Deriving HRTFs and the AES69-2015 File Format
Head-related transfer functions are essential to creating a realistic immersive (or 3D) audio experience over headphones.
A Treasure Trove of Audio History Can Be Found Online
My early audio and engineering education wasn’t just fashioned from textbooks and classroom lectures.
Volicon Observer Media Intelligence Platform Adds Storyboard Feature
Provides video thumbnails and playback controls to identify specific content
AES67-2013 Looks at Audio Over IP
As new technologies emerge they add to and complement what’s come before, or replace existing structures.
Synchronizing Audio and Video
The problem is that not everyone perceives lip sync errors in the same way.
Exploring the Properties of Acoustical Materials
When you think of an acoustical material, what comes to mind? Maybe some kind of dark gray foam glued to a wall? Perhaps orange shag carpeting?
Learning More About 'Audio'
Even if you've been in audio for years, there are always new things to learn.
Podcasts—Don't Forget Good Audio
While a podcast need not necessarily be of "broadcast quality," neither should audio quality be ignored.
Breaking Down Embedded Audio Part 1
It's said that nature abhors a void, so it didn't take long for other types of data to fill this space, digital audio being the most common.
The Importance of Speech Intelligibility
Speech intelligibility isn’t just a concern for sound reinforcement or emergency evacuation systems.
For AES67, Timing is Everything
A brilliant decision in developing the recent audio-over-IP standard, AES67-2013, was basing it on existing protocols.
Get Ready for Next-Gen Audio
At the broadcast, production or origination end of the spectrum, we’ll need to rethink our audio systems to accommodate the growing requirements of next-generation audio.
Producing Intelligible Speech for Mobile DTV
It’s still the early days for mobile DTV, so it shouldn’t be a surprise that some audio issues are making themselves heard.
Updating Lip Sync Issues
If some friends invite you over to check out their favorite TV program on their new wide-screen flat-panel display, you may not want to mention how bad the lip sync is off.
