Audio

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Things that come out of speakers, and/or into your ears.
jwatte's picture

Using the OpusFile library with Microsoft Visual Studio for Windows

The "opus" codec performs pretty well across a wide range of bit rates. When doing voice chat over the internet, or streaming music, or even including compressed music for a soundtrack for a game or other application, it is a pretty reasonable choice. Especially since it's free, as in beer!

jwatte's picture

Version 2.0 proposal (with code listings)

Various parts of the SAPS API are described as C++ pure abstract classes. These are similar to interfaces as used in some approaches (COM, .NET) in that the define the ABI and intended functionality of different entities, but do not define anything about the implementation.

jwatte's picture

Version 1.0 proposal (with sample application and plug-ins)

This proposal is now obsolete. but served to start the discussion.

jwatte's picture

Wavemix -- a simple command-line wave file mixing tool for Windows

Wavemix is a command line WAVE file mixer. It is somewhat intelligent about mixing
multiple channels and might even be able to re-sample various sample rates. The
source code is included (requires STK to build).

Usage: wavemix [/SR 44100] [/16] [/GAIN g] infile1.wav ... outfile.wav

Supports at most 19 input files and one output file.

jwatte's picture

Myths and realities related to high-quality digital audio formats

On competent recordings of normal program material, with excellent equipment, nobody has shown that they can consistently tell the difference between redbook (regular CD audio, at 44.1 kHz sampling rate and 16 bit word depth) and higher-rate/wider audio formats.

jwatte's picture

Speaker Power Ratings

One question that consumers often have relating to speakers, Hi-Fi and home theater systems, is "why are different systems rated for different amounts of watts, and why do watts matter anyway?"

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