diff --git a/mpp/codec/rc/rc_model_v2.c b/mpp/codec/rc/rc_model_v2.c
index 2ed9d7f3..6eb37868 100644
--- a/mpp/codec/rc/rc_model_v2.c
+++ b/mpp/codec/rc/rc_model_v2.c
@@ -667,6 +667,11 @@ MPP_RET rc_model_v2_start(void *ctx, EncRcTask *task)
     rc_dbg_func("enter %p\n", ctx);
 
     if (p->usr_cfg.mode == RC_FIXQP) {
+        if (p->usr_cfg.init_quality <= 0) {
+            mpp_log("invalid fix %d qp found set default qp 26\n",
+                    p->usr_cfg.init_quality);
+            p->usr_cfg.init_quality = 26;
+        }
         info->quality_max = p->usr_cfg.init_quality;
         info->quality_min = p->usr_cfg.init_quality;
         info->quality_target = p->usr_cfg.init_quality;
diff --git a/mpp/hal/vpu/h264e/hal_h264e_vepu_v2.c b/mpp/hal/vpu/h264e/hal_h264e_vepu_v2.c
index ea588dbb..10071410 100644
--- a/mpp/hal/vpu/h264e/hal_h264e_vepu_v2.c
+++ b/mpp/hal/vpu/h264e/hal_h264e_vepu_v2.c
@@ -582,26 +582,16 @@ MPP_RET h264e_vepu_mbrc_prepare(HalH264eVepuMbRcCtx ctx, HalH264eVepuMbRc *mbrc,
     RK_S32 tmp, nonZeroTarget;
     RK_S32 coeffCntMax = p->mbs * 24 * 16;
 
-    if (!p->mb_bit_rc_enable) {
-        if (codec->qp_init == -1) {
-            mpp_log("fix qp case but qp no set default qp = 26");
-            mbrc->qp_init = 26;
-        } else {
-            mbrc->qp_init = codec->qp_init;
-        }
-
-        mbrc->qp_min = mbrc->qp_init;
-        mbrc->qp_max = mbrc->qp_init;
-        return MPP_OK;
-    }
-
-    p->pre_frame_type = p->frame_type;
-    p->frame_type = (frm->is_intra) ? INTRA_FRAME : INTER_P_FRAME;
-
     mbrc->qp_init = info->quality_target;
     mbrc->qp_min = codec->qp_min;
     mbrc->qp_max = codec->qp_max;
 
+    if (!p->mb_bit_rc_enable)
+        return MPP_OK;
+
+    p->pre_frame_type = p->frame_type;
+    p->frame_type = (frm->is_intra) ? INTRA_FRAME : INTER_P_FRAME;
+
     if (mbrc->rlc_count == 0) {
         mbrc->rlc_count = 1;
     }