From a863ee26a926c0a23f515abaa494d582df93bbe0 Mon Sep 17 00:00:00 2001
From: jeffqjiangNew <142832361+jeffqjiangNew@users.noreply.github.com>
Date: Mon, 12 Aug 2024 10:29:43 -0400
Subject: [PATCH] * rocDecode/AV1: Performance improvement: prevent synchronous
 decode submissions. (#406)

- Set the display delay to DECODE_BUF_POOL_EXTENSION (2) to avoid immediate output/display of a decoded frame.
---
 src/parser/av1_parser.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/parser/av1_parser.cpp b/src/parser/av1_parser.cpp
index 1a36f11105..8b97e8ec71 100644
--- a/src/parser/av1_parser.cpp
+++ b/src/parser/av1_parser.cpp
@@ -42,6 +42,10 @@ rocDecStatus Av1VideoParser::Initialize(RocdecParserParams *p_params) {
     if ((ret = RocVideoParser::Initialize(p_params)) != ROCDEC_SUCCESS) {
         return ret;
     }
+    // Set display delay to at least DECODE_BUF_POOL_EXTENSION (2) to prevent synchronous submission
+    if (parser_params_.max_display_delay < DECODE_BUF_POOL_EXTENSION) {
+        parser_params_.max_display_delay = DECODE_BUF_POOL_EXTENSION;
+    }
     CheckAndAdjustDecBufPoolSize(BUFFER_POOL_MAX_SIZE);
     return ROCDEC_SUCCESS;
 }