project:app:rkipc:Disable audio function in rkipc

project:cfg:BoardConfig_IPC:Add pre-processing and post-processing scripts for OEM and userdata images
project:build.sh:Add support for pre-processing and post-processing functionality for SDK OEM and userdata images
sysdrv:Makefile:Remove default Samba4 support from buildroot rootfs while retaining configuration files
sysdrv:tools:board:android-tools:S99usb0config:Add a disconnect and reconnect feature for usb0 in peripheral mode.
sysdrv:tools:board:buildroot:luckfox_pico_defconfig:Remove default Samva4 support from buildroot rootfs

Signed-off-by: luckfox-eng29 <eng29@luckfox.com>

project/cfg/BoardConfig_IPC/luckfox-ubuntu-oem-pre.sh

@@ -0,0 +1,50 @@
+#!/bin/bash
+
+# remove unused files
+function lf_rm() {
+    for file in "$@"; do
+        if [ -e "$file" ]; then
+            echo "Deleting: $file"
+            rm -rf "$file"  
+        #else
+            #echo "File not found: $file" 
+        fi
+    done
+}
+
+# remove unused files
+function remove_data()
+{
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/lib/*.aiisp
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/lib/*.data
+    
+    # drm
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/lib/libdrm*
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/lib/libdrm_rockchip*
+
+    # kms
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/lib/libkms*
+
+    # freetype
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/lib/libfreetype*
+
+    # iconv
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/lib/libiconv*
+
+    # rkAVS
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/lib/librkAVS*
+    
+    # jpeg
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/lib/libjpeg*
+
+    # png
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/lib/libpng*
+
+    # vqefiles
+    lf_rm $RK_PROJECT_PACKAGE_OEM_DIR/usr/share/vqefiles/*
+}
+
+#=========================
+# run
+#=========================
+remove_data