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| author | Andrew Mahone <andrew.mahone@gmail.com> | 2009-01-20 17:24:49 +0000 |
|---|---|---|
| committer | Andrew Mahone <andrew.mahone@gmail.com> | 2009-01-20 17:24:49 +0000 |
| commit | 1b13299769a3f2eed3137727cdaf8fdd2f8e4791 (patch) | |
| tree | 60326c970d50b115fe8a8af42b13aa0f1e43985c /utils | |
| parent | 73f2d001fd3ba117e4585c25d42fb93b244518ee (diff) | |
| download | rockbox-1b13299769a3f2eed3137727cdaf8fdd2f8e4791.zip rockbox-1b13299769a3f2eed3137727cdaf8fdd2f8e4791.tar.gz rockbox-1b13299769a3f2eed3137727cdaf8fdd2f8e4791.tar.bz2 rockbox-1b13299769a3f2eed3137727cdaf8fdd2f8e4791.tar.xz | |
scaler optimizations:
on sh, use 8.24 fixed-point C math for final division in scaler
on coldfire, use 8.32 fixed-point via emac
on other architectures, use 8.32 fixed-point C math
use shift-and-add to divide when adjusting scale factors in pictureflow
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19802 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'utils')
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