Fix some issues in QSV VPP filters #950

Job	Run time
build_portable_windows / Build Portable FFmpeg (win64)	9m 12s
build_ubuntu / Build FFmpeg (focal, amd64)	9m 9s
build_ubuntu / Build FFmpeg (focal, arm64)	9m 8s
build_debian / Build FFmpeg (bullseye, amd64)	8m 46s
build_portable_mac / Build Portable FFmpeg (macos-13, x86_64)	9m 10s
build_ubuntu / Build FFmpeg (focal, armhf)	9m 7s
build_debian / Build FFmpeg (bullseye, arm64)	8m 46s
build_portable_linux / Build Portable FFmpeg (amd64)	9m 9s
build_ubuntu / Build FFmpeg (jammy, amd64)	9m 8s
build_portable_linux / Build Portable FFmpeg (arm64)	9m 9s
build_debian / Build FFmpeg (bullseye, armhf)	8m 45s
build_portable_mac / Build Portable FFmpeg (macos-14, arm64)	9m 11s
build_ubuntu / Build FFmpeg (jammy, arm64)	9m 7s
build_debian / Build FFmpeg (bookworm, amd64)	8m 44s
build_ubuntu / Build FFmpeg (jammy, armhf)	9m 8s
build_debian / Build FFmpeg (bookworm, arm64)	8m 46s
build_portable_windows_clang / Build Portable FFmpeg (CLANG64, win64)	8m 57s
build_ubuntu / Build FFmpeg (noble, amd64)	9m 7s
build_debian / Build FFmpeg (bookworm, armhf)	8m 28s
build_ubuntu / Build FFmpeg (noble, arm64)	9m 6s
build_ubuntu / Build FFmpeg (noble, armhf)	2s
build_debian / Publish Release	0s
build_portable_windows_clang / Publish Portable Release	1s
build_portable_linux / Publish Portable Release	1s
build_ubuntu / Publish Release	1s
build_portable_mac / Publish Portable Release	1s
build_portable_windows / Publish Portable Release	1s
	3h 0m 10s

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