[CinCV TNG] [PATCH] Removed can_copy_from from file* sources
einarrunkaru at gmail.com
Sat Jul 15 20:56:19 CEST 2017
On 07/15/2017 06:53 PM, Johannes Sixt wrote:
> Am 15.07.2017 um 17:05 schrieb Andrew Randrianasulu:
>> В сообщении от Saturday 15 July 2017 17:40:36 Einar Rc3bcnkaru
>>> Direct copy works when there is 1 video track, no effects, input and
>>> output have the same size, input and output media is all I-frames.
>>> DV - DV, PNG - PNG, TIFF - TIFF work.
>> Can it be extended to work with mjpeg, DNxHD, I-frames only mpeg2 ,
>> ffv1, and
>> alikes ?
> Can it? Probably, yes. Is easy? Most probably not. It can certainly not
> be extended to formats that have inter-frame compression.
>> I personally never used workflow with reencoded source videos due to
>> lack of free space, ...
> Do you misunderstand the feature? The "reencoding" that is talked about
> in this context does not use up disk space.
The problem discussed here is internal of the implementation of
File/Render... The space of disk needed does not change.
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