These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 0.92 s (backtrack: 1/20).


!!! All ebuilds that could satisfy ">=media-libs/libva-intel-media-driver-23.2.2[abi_x86_32(-)?,abi_x86_64(-)?,abi_x86_x32(-)?,abi_mips_n32(-)?,abi_mips_n64(-)?,abi_mips_o32(-)?,abi_s390_32(-)?,abi_s390_64(-)?]" have been masked.
!!! One of the following masked packages is required to complete your request:
- media-libs/libva-intel-media-driver-9999::gentoo (masked by: no-source-code license(s), missing keyword)
A copy of the 'no-source-code' license is located at '/Volumes/Disk 1/Repository/portage-git/licenses/no-source-code'.

- media-libs/libva-intel-media-driver-26.3.5::gentoo (masked by: no-source-code license(s))
- media-libs/libva-intel-media-driver-26.3.3::gentoo (masked by: no-source-code license(s))
- media-libs/libva-intel-media-driver-26.3.2::gentoo (masked by: no-source-code license(s))
- media-libs/libva-intel-media-driver-26.3.1::gentoo (masked by: no-source-code license(s))
- media-libs/libva-intel-media-driver-26.2.4::gentoo (masked by: no-source-code license(s))
- media-libs/libva-intel-media-driver-26.2.3::gentoo (masked by: no-source-code license(s))
- media-libs/libva-intel-media-driver-26.2.1::gentoo (masked by: no-source-code license(s))
- media-libs/libva-intel-media-driver-26.2.0::gentoo (masked by: no-source-code license(s))
- media-libs/libva-intel-media-driver-26.1.6::gentoo (masked by: no-source-code license(s))

(dependency required by "media-libs/intel-mediasdk-23.2.2::gentoo" [ebuild])
(dependency required by "=media-libs/intel-mediasdk-23.2.2" [argument])
For more information, see the MASKED PACKAGES section in the emerge
man page or refer to the Gentoo Handbook.