FFmpeg evolves rapidly. Older FFVCL versions struggled with the latest FFmpeg builds due to API changes (e.g., AVCodecContext, hardware acceleration contexts). Version 5.0.1 is explicitly tested against FFmpeg 6.1 and 7.0 shared DLLs.
Modern Delphi VCL applications often look blurry on high-resolution monitors. FFVCL 5.0.1 includes per-monitor DPI support for video rendering surfaces (VCL panels or custom paint boxes). FFVCL - Delphi FFmpeg VCL Components 5.0.1