[FFmpeg-devel] WMA regression still broken / decouple regression rules
Tue Sep 2 19:11:48 CEST 2008
Michael Niedermayer wrote:
>> IIRC the last working version on x86-64 was r14756.
>> And I think this is the last version which worked with all arch/compiler.
>> r14757 which broke regtests is:
>> Change wma.c to use the ff_sine_window_init() from mdct.c
> and does reverting it fix it again ? if so lets revert it!
I think the combination of a new way to calculate the sine windows and
the new fft trigger the changes. I think the suggestion with a fixed
point mdct would result in a quite numerically stable mdct transform.
One could use the fixed point mdct in the ac3 encoder to do this.
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