add additional option for rcmode validation

SD_ROOT/wz_mini/etc/init.d/wz_user.sh

@@ -426,14 +426,14 @@ if [[ "$RTSP_HI_RES_ENABLED" == "true" ]]; then
 
         if [[ "$RTSP_HI_RES_ENC_PARAMETER" != "" ]]; then
                 if [[ "$V2" == "true" ]]; then
-                        if [[ $RTSP_HI_RES_ENC_PARAMETER =~ "^[1|2|4|8]$" ]]; then
+                        if [[ $RTSP_HI_RES_ENC_PARAMETER =~ "^[0|1|2|4|8]$" ]]; then
                                 watch -n30 -t "/system/bin/impdbg --enc_rc_s 0:0:4:$RTSP_HI_RES_ENC_PARAMETER" > /dev/null 2>&1 &
 				sleep 5
                         else
                                 echo "Invalid encoder value"
                         fi
                 else
-                        if [[ $RTSP_HI_RES_ENC_PARAMETER =~ "^[1|2|4|8]$" ]]; then
+                        if [[ $RTSP_HI_RES_ENC_PARAMETER =~ "^[0|1|2|4|8]$" ]]; then
                                 watch -n30 -t "/system/bin/impdbg --enc_rc_s 0:44:4:$RTSP_HI_RES_ENC_PARAMETER" > /dev/null 2>&1 &
                         else
                                 echo "Invalid encoder value"
@@ -506,14 +506,14 @@ if [[ "$RTSP_LOW_RES_ENABLED" == "true" ]]; then
 
         if [[ "$RTSP_LOW_RES_ENC_PARAMETER" != "" ]]; then
                 if [[ "$V2" == "true" ]]; then
-                        if [[ $RTSP_LOW_RES_ENC_PARAMETER =~ "^[1|2|4|8]$" ]]; then
+                        if [[ $RTSP_LOW_RES_ENC_PARAMETER =~ "^[0|1|2|4|8]$" ]]; then
                                 watch -n30 -t "/system/bin/impdbg --enc_rc_s 1:0:4:$RTSP_LOW_RES_ENC_PARAMETER" > /dev/null 2>&1 &
 				sleep 5
                         else
                                 echo "Invalid encoder value"
                         fi
                 else
-                        if [[ $RTSP_LOW_RES_ENC_PARAMETER =~ "^[1|2|4|8]$" ]]; then
+                        if [[ $RTSP_LOW_RES_ENC_PARAMETER =~ "^[0|1|2|4|8]$" ]]; then
                                 watch -n30 -t "/system/bin/impdbg --enc_rc_s 1:44:4:$RTSP_LOW_RES_ENC_PARAMETER" > /dev/null 2>&1 &
                         else
                                 echo "Invalid encoder value"