Sergey Ivanov

@mpashchenkov thanks vpl changes would be applied in standalone PR for VPP preproc ROI support to get rid merge conflicts

[Wovchena](https://github.com/Wovchena) > 2. .\intel64\Release\background_subtraction_demo_gapi.exe -i "C:\Users\vzlobin\OneDrive - Intel Corporation\a\videos\intel1.avi" -m C:\Users\vzlobin\Downloads\d\intel\instance-segmentation-person-0007\FP16\instance-segmentation-person-0007.xml -at maskrcnn --use_onevpl --onevpl_params "mfxImplDescription.mfxDecoderDescription.decoder.CodecID:MFX_CODEC_HEVC" fails with about fails: There are two versions of VPL library implementations: the old...

@Wovchena I seems that vpl implementation version is new (not tested in gapi) and configuration params for specific version doesn't work properly. So we need 2-rows changes in `C:\Users\vzlobin\r\opencv\modules\gapi\src\streaming\onevpl\source_priv.cp` which...

@Wovchena about 1 and 2 In case of 'intel.avi' file, as I mentioned before, we must not use CodecID because mediafile contains containerized (AVI). But it seems, that video format...

@Wovchena >>.\intel64\Release\background_subtraction_demo_gapi.exe -m C:\Users\vzlobin\Downloads\d\intel\instance-segmentation-person-0007\FP16\instance-segmentation-person-0007.xml -at maskrcnn --use_onevpl -i "C:\Users\vzlobin\OneDrive - Intel Corporation\a\videos\store-aisle-detection.mp4" looks correct. May I ask you to share code when you removed assert in source? +I suppose it...

@Wovchena As I was told by oneVPL team there was several VPL implementation also, which were selected by VPL dispatcher lib during loading substitution: CPU implementation, GPU implementation and maybe...