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* avfilter: rename scale.c,h to scale_evalGyan Doshi2019-12-101-48/+0
| | | | scale.c is too generic; scale_eval is more representative
* avfilter/scale.c: factorize ff_scale_eval_dimensionsGyan Doshi2019-12-081-0/+20
| | | | | | | Adjustment of evaluated values shifted to ff_adjust_scale_dimensions Shifted code for force_original_aspect_ratio and force_divisble_by from vf_scale so it is now available for scale_cuda, scale_npp and scale_vaapi as well.
* avfilter/scale: refactor common code for scaling height/width expressionsAman Gupta2017-02-021-0/+28
Implements support for height/width expressions in vf_scale_vaapi, by refactoring common code into a new libavfilter/scale.c Signed-off-by: Mark Thompson <sw@jkqxz.net>