![]() ![]() By default, when the CD content is transferred to your music library, iTunes will significantly compress audio files to a fraction of its original size to save storage space, discarding part of the original data in the process. If we want to transfer the music it contains to a portable device like our phone or mp3 player, we ‘rip’ the CD to our computer using a software application like iTunes, a popular example. Assume a CD is a faithful copy of the music recorded at the studio. Let’s make sure we all understand the words ‘lossy’ and ‘lossless’ in the context of audio in the first place. I will present them in a moment, but first allow me to rebuild the context in which they were obtained in order to interpret them correctly. ![]() Here are the conclusions after analyzing data from more than 500 test takers. ![]() Is the audio quality degraded? More than a year ago I devised a test to see if we can hear differences between the original and the compressed version. The file size of an iTunes song is only a fraction of its CD counterpart because it has been compressed discarding data in the process. ![]()
0 Comments
Leave a Reply. |