Mercurial > hg > aimc
comparison wiki/AIMCDataFormat.wiki @ 438:bc75da283e83
Edited wiki page AIMCDataFormat through web user interface.
| author | tom@acousticscale.org |
|---|---|
| date | Thu, 04 Nov 2010 18:34:46 +0000 |
| parents | 644bbf8f0b37 |
| children |
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| 437:644bbf8f0b37 | 438:bc75da283e83 |
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| 6 | 6 |
| 7 == Header format == | 7 == Header format == |
| 8 The first 20 bytes of the file contain the following fields: | 8 The first 20 bytes of the file contain the following fields: |
| 9 | 9 |
| 10 * 32-bit unsigned integer: frame count - total number of frames in the file (these can be SAIs, filterbank output frames or other things (eg. features), but all frames in the file are of the same type) | 10 * 32-bit unsigned integer: frame count - total number of frames in the file (these can be SAIs, filterbank output frames or other things (eg. features), but all frames in the file are of the same type) |
| 11 * 32-bit float: frame period (the interval between adjacent frames in milliseconds) | 11 * 32-bit float: frame period (the interval between adjacent frames in milliseconds) (TODO(tom): this is currently not set properly). |
| 12 * 32-bit unsigned integer: channel count (number of frequency channels in the output) | 12 * 32-bit unsigned integer: channel count (number of frequency channels in the output) |
| 13 * 32-bit unsigned integer frame length (length of each frame in samples) | 13 * 32-bit unsigned integer frame length (length of each frame in samples) |
| 14 * 32-bit float: sample rate (audio sample rate in Hz) | 14 * 32-bit float: sample rate (audio sample rate in Hz) |
| 15 | 15 |
| 16 | 16 |