[3.0] add AMD HQ Scaler support
Similar to !4953 (merged) + !4966 (merged) for 3.0
- backport AMF in contribs
- reset PS Shader Resource after rendering, the AMF scaler seems to use them as well internally
Edited by Steve Lhomme
Similar to !4953 (merged) + !4966 (merged) for 3.0
VideoLAN code repository instance