Add floating_feature.xml overwrite for S9/N9. Currently it declares Stereo feature

base.mk

@@ -93,5 +93,6 @@ PRODUCT_COPY_FILES += \
 	device/phh/treble/files/oneplus6-synaptics_s3320.kl:system/phh/oneplus6-synaptics_s3320.kl \
 	device/phh/treble/files/huawei-fingerprint.kl:system/phh/huawei/fingerprint.kl \
 	device/phh/treble/files/samsung-sec_e-pen.idc:system/usr/idc/sec_e-pen.idc \
+	device/phh/treble/files/samsung-9810-floating_feature.xml:system/ph/sam-9810-flo_feat.xml \
 
 SELINUX_IGNORE_NEVERALLOWS := true

files/samsung-9810-floating_feature.xml

@@ -0,0 +1,5 @@
+<?xml  version="1.0" encoding="UTF-8" ?>
+<SecFloatingFeatureSet>
+	<SEC_FLOATING_FEATURE_AUDIO_SUPPORT_PSEUDO_DUAL_SPEAKER>TRUE</SEC_FLOATING_FEATURE_AUDIO_SUPPORT_PSEUDO_DUAL_SPEAKER>
+</SecFloatingFeatureSet>
+

rw-system.sh

@@ -178,3 +178,18 @@ fi
 if getprop ro.hardware |grep -qF samsungexynos;then
 	setprop debug.sf.latch_unsignaled 1
 fi
+
+if getprop ro.vendor.build.fingerprint | grep -qE -e ".*(crown|star)[q2]*lte.*"  -e ".*(SC-0[23]K|SCV3[89]).*";then
+	for f in /vendor/lib/libfloatingfeature.so /vendor/lib64/libfloatingfeature.so;do
+		[ ! -f $f ] && continue
+		ctxt="$(ls -lZ $f |grep -oE 'u:object_r:[^:]*:s0')"
+		b="$(echo "$f"|tr / _)"
+
+		cp -a $f /mnt/phh/$b
+		sed -i \
+			-e 's;/system/etc/floating_feature.xml;/system/ph/sam-9810-flo_feat.xml;g' \
+			/mnt/phh/$b
+		chcon "$ctxt" /mnt/phh/$b
+		mount -o bind /mnt/phh/$b $f
+	done
+fi