The following table lists key characteristics of common digital image file formats.
| Format | Bit-depth (per sample) | Sampling rate (kHz) | Channels | Lossy compression | Lossless compression | Embedded metadata |
| PCM Wave (WAV)* | ∞ | ∞ | ∞ | |||
| MPEG Layer-3 (MP3) | ∞ | 48 | 2 |
x
|
x
|
|
| Vorbis (OGG) | ∞ | 200 | 255 |
x
|
||
| PCM Audio Interchange File Format (AIFF)* | ∞ | ∞ | ∞ |
x
|
||
| Free Lossless Audio Codec (FLAC) | 32 | 1,048.57 | 8 |
x
|
x
|
|
| Advanced Audio Coding (AAC) | ∞ | 192 | 48 |
x
|
||
| Microsoft Windows Media Audio (WMA) | 24 | 96 | 8 |
x
|
x
|
x
|
| Dolby Digital AC-3 (AC3) | 16 | 48 | 6 |
x
|
||
| Dolby TrueHD | 24 | 96 | 14 |
x
|
||
| Digital Theater System Coherent Acoustics (DTS) | 24 | 48 | 6 |
x
|
||
| DTS-HD Master Audio (Stereo mode) | 24 | 192 | 2 |
x
|
||
| DTS-HD Master Audio (Multichannel mode) | 24 | 96 | 8 |
x
|
*Wave and AIFF are container formats that are used in conjunction with various audio codecs, which may impose limits on each property.
Posted: October 15th, 2008
Categories: Articles
Tags: audio, formats, specifications
Comments: No comments
Categories: Articles
Tags: audio, formats, specifications
Comments: No comments