app-accessibility/rhvoice: add 1.16.4

Signed-off-by: Anna (cybertailor) Vyalkova <cyber+gentoo@sysrq.in>

app-accessibility/rhvoice/rhvoice-1.16.4.ebuild

@@ -0,0 +1,35 @@
+# Copyright 2024-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+declare -A VOICES=(
+	[en]="
+		redistributable? (
+			app-voices/rhvoice-bdl
+			app-voices/rhvoice-clb
+			app-voices/rhvoice-slt
+		)
+	"
+	[ru]="redistributable? ( app-voices/rhvoice-arina )"
+)
+
+DESCRIPTION="Multilingual text-to-speech engine (metapackage)"
+HOMEPAGE="
+	https://rhvoice.org
+	https://github.com/RHVoice/RHVoice
+"
+
+LICENSE="metapackage"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="redistributable"
+
+for lang in "${!VOICES[@]}"; do
+	usestr="l10n_${lang:?}"
+	IUSE+=" ${usestr:?}"
+	RHVOICE_REQ_USE+="${usestr:?}?,"
+	RDEPEND+=" ${usestr}? ( ${VOICES[${lang:?}]} )"
+done
+
+RDEPEND+=" >=app-accessibility/rhvoice-core-${PV}[${RHVOICE_REQ_USE%,}]"