diff --git a/mpp/codec/dec/av1/av1d_api.c b/mpp/codec/dec/av1/av1d_api.c
index 2557a0be..a2d490a2 100644
--- a/mpp/codec/dec/av1/av1d_api.c
+++ b/mpp/codec/dec/av1/av1d_api.c
@@ -194,6 +194,12 @@ MPP_RET av1d_prepare(void *ctx, MppPacket pkt, HalDecTask *task)
     } else {
         task->valid = 0;
         task->flags.eos = av1_ctx->eos;
+        if (av1_ctx->eos) {
+            task->input_packet = av1_ctx->pkt;
+            mpp_packet_set_length(av1_ctx->pkt, 0);
+            mpp_packet_set_pts(av1_ctx->pkt, pts);
+            mpp_packet_set_dts(av1_ctx->pkt, dts);
+        }
     }
 
     (void)pts;
diff --git a/mpp/codec/dec/av1/av1d_cbs.c b/mpp/codec/dec/av1/av1d_cbs.c
index a8598fae..30c879cd 100644
--- a/mpp/codec/dec/av1/av1d_cbs.c
+++ b/mpp/codec/dec/av1/av1d_cbs.c
@@ -2624,7 +2624,7 @@ static RK_S32 mpp_av1_metadata_obu(AV1Context *ctx, BitReadCtx_t *gb,
         break;
     default:
         // Unknown metadata type.
-        return MPP_ERR_UNKNOW;
+        return MPP_OK;
     }
 
     return 0;
@@ -2975,6 +2975,7 @@ MPP_RET mpp_av1_read_unit(AV1Context *ctx, Av1ObuUnit *unit)
             return err;
     } break;
     case AV1_OBU_METADATA: {
+        ctx->frame_tag_size += obu->obu_size;
         err = mpp_av1_metadata_obu(ctx, &gbc, &obu->obu.metadata);
         if (err < 0)
             return err;
diff --git a/mpp/codec/dec/av1/av1d_parser.c b/mpp/codec/dec/av1/av1d_parser.c
index e376ba43..81c75ee4 100644
--- a/mpp/codec/dec/av1/av1d_parser.c
+++ b/mpp/codec/dec/av1/av1d_parser.c
@@ -990,11 +990,15 @@ MPP_RET av1d_paser_reset(Av1CodecContext *ctx)
     av1d_dbg_func("enter ctx %p\n", ctx);
     for ( i = 0; i < MPP_ARRAY_ELEMS(s->ref); i++) {
         AV1Frame *f = &s->ref[i];
-        if (f->ref) {
-            av1d_frame_unref(ctx, &s->ref[i]);
-        }
 
+        if (f->ref)
+            av1d_frame_unref(ctx, &s->ref[i]);
     }
+
+    if (s->cur_frame.ref) {
+        av1d_frame_unref(ctx, &s->cur_frame);
+    }
+
     av1d_dbg_func("leave ctx %p\n", ctx);
     return ret;