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| author | Mohamed Tarek <mt@rockbox.org> | 2010-08-04 22:29:50 +0000 |
|---|---|---|
| committer | Mohamed Tarek <mt@rockbox.org> | 2010-08-04 22:29:50 +0000 |
| commit | 3bbbb9639587fa17df470e605cda6ebd1a3af021 (patch) | |
| tree | 5fe4e540263b986521403d462db4d02f28b2b84d /apps/codecs/libwmapro/mdct_tables.h | |
| parent | 83be40f7d355e7af8db12f5854ada831a8c68e8e (diff) | |
| download | rockbox-3bbbb9639587fa17df470e605cda6ebd1a3af021.zip rockbox-3bbbb9639587fa17df470e605cda6ebd1a3af021.tar.gz rockbox-3bbbb9639587fa17df470e605cda6ebd1a3af021.tar.bz2 rockbox-3bbbb9639587fa17df470e605cda6ebd1a3af021.tar.xz | |
Use codeclib's mdct in wmapro. Input coeffs to the transform needed to be scaled down first by (log2(frame_size) - 3). Increases decoding speed by 1.3MHz on PP5022 and saves ~32KB that were previously needed by the mdct tables. (FS#11511 by Buschel and myself)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27701 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/codecs/libwmapro/mdct_tables.h')
| -rw-r--r-- | apps/codecs/libwmapro/mdct_tables.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/apps/codecs/libwmapro/mdct_tables.h b/apps/codecs/libwmapro/mdct_tables.h index f40bf70..5e54868 100644 --- a/apps/codecs/libwmapro/mdct_tables.h +++ b/apps/codecs/libwmapro/mdct_tables.h @@ -3,7 +3,8 @@ #include <inttypes.h> extern const int32_t *sine_windows[6]; +/* rockbox: not used extern const int32_t sincos_lookup_wmap[8064]; - +*/ #endif /* _MDCT_TABLES_H_ */ |