[CinCV TNG] [PATCH] Removed can_copy_from from file* sources

igor_ubuntu sitelve at gmail.com
Fri Jul 14 19:01:57 CEST 2017

2017-07-14 19:46 GMT+03:00 Johannes Sixt <j6t at kdbg.org>:

> Am 13.07.2017 um 20:57 schrieb Einar R√ľnkaru:
>> Hi.
>> Effectively disables broken direct copy feature
>> Decoding/encoding, colorspace conversions are not exact and
>> there are noticeable differences between directly copied and
>> decoded/encoded areas.
> So, you are actually removing the feature that input is copied direct to
> the rendering result. I haven't seen any loud outcries on this list that
> the results between directly copied and re-rendered frames are different.
> I would say that this removes a useful optimization. Please do not do that.
> -- Hannes

How can a user get directly copied  frames ? What do you mean ?
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