[FFmpeg-devel] [HOWTO] Building FFmpeg for iPhone

Måns Rullgård mans
Mon Oct 5 00:03:38 CEST 2009


Mahmut Akcay <mahakcay at gmail.com> writes:

>> I've commented out both c->put_pixels_tab and
>> c->put_no_rnd_pixels_tab but nothing changed.
>>
>> All 16 of them?
>>
>>
> Yes.
>
>> This suggests a problem with some code enabled for v5TE and above.
>> Try disabling such code, e.g. idct, and see what happens.
>>
>>
> Good shot. idct implementation for armv6 & armv5te doesn't work
> properly at least for flv codec.

Both of them?  That's odd.  Assembling those files directly and trough
the preprocessor gives exactly the same output on Linux, so I'm afraid
I'm out of ideas for now.

> However, h264 and wmv3 codecs are decoding fine, don't know if
> they're using the same piece of code.

Those codecs don't use that IDCT code.

-- 
M?ns Rullg?rd
mans at mansr.com



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