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Diffstat (limited to 'apps/codecs/libwmapro/README.rockbox')
| -rw-r--r-- | apps/codecs/libwmapro/README.rockbox | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/apps/codecs/libwmapro/README.rockbox b/apps/codecs/libwmapro/README.rockbox index 09c54b4..9bd737a 100644 --- a/apps/codecs/libwmapro/README.rockbox +++ b/apps/codecs/libwmapro/README.rockbox @@ -14,8 +14,18 @@ IMPORT DETAILS Based on ffmpeg svn r22886 dated 15 April 2010. -Currently, the files contain minimal changes from their original state in order -to be able to compile cleanly. +The code is slowly being modified to convert it from floating point maths to +fixed point. + +As of 6 July 2010, the following steps are all working properly in fixed point: +- Inverse quantization and rescaling +- IMDCT +- Windowing + +Results of comparing output wav files from the partially fixed point decoder to +the output wav files of ffmpeg decoder are : +- average relative error = 0.016% +- maximum relative error = 0.3% COMPILING |