1 files changed, 60 insertions, 0 deletions

diff --git a/recipes-multimedia/onevpl/onevpl-intel-gpu/0001-Fixed-performance-dependency-on-stream-GOP-pattern-i.patch b/recipes-multimedia/onevpl/onevpl-intel-gpu/0001-Fixed-performance-dependency-on-stream-GOP-pattern-i.patch
new file mode 100644
index 00000000..4bf05be6
--- /dev/null
+++ b/recipes-multimedia/onevpl/onevpl-intel-gpu/0001-Fixed-performance-dependency-on-stream-GOP-pattern-i.patch
@@ -0,0 +1,60 @@
+From 83d8c41165fa94ecf8007210e2aa4775bf63973c Mon Sep 17 00:00:00 2001
+From: gfxVPLsdm <gfxvplsdm@intel.com>
+Date: Fri, 26 Aug 2022 10:47:29 +0800
+Subject: [PATCH] Fixed performance dependency on stream GOP pattern in HEVC
+ decoder (#3417)
+
+Upstream-Status: Backport [https://github.com/oneapi-src/oneVPL-intel-gpu/commit/0987b903bada0d4e41d752a423bc4d0d3b1b37bb]
+
+Co-authored-by: Sergey Plotnikov <sergey.plotnikov@intel.com>
+---
+ .../codec/h265_dec/include/umc_h265_task_supplier.h |  1 +
+ .../codec/h265_dec/src/umc_h265_task_supplier.cpp   | 13 +++++++++++++
+ 2 files changed, 14 insertions(+)
+
+diff --git a/_studio/shared/umc/codec/h265_dec/include/umc_h265_task_supplier.h b/_studio/shared/umc/codec/h265_dec/include/umc_h265_task_supplier.h
+index 824ca949..8bd51d1a 100644
+--- a/_studio/shared/umc/codec/h265_dec/include/umc_h265_task_supplier.h
++++ b/_studio/shared/umc/codec/h265_dec/include/umc_h265_task_supplier.h
+@@ -260,6 +260,7 @@ public:
+ 
+     // Update DPB contents marking frames for reuse
+     UMC::Status UpdateRefPicMarking(ViewItem_H265 &view, const H265Slice * pSlice);
++    void ResetUnusedFrames(ViewItem_H265 &view);
+ 
+     void Reset();
+ 
+diff --git a/_studio/shared/umc/codec/h265_dec/src/umc_h265_task_supplier.cpp b/_studio/shared/umc/codec/h265_dec/src/umc_h265_task_supplier.cpp
+index f28b86b2..e1c25085 100755
+--- a/_studio/shared/umc/codec/h265_dec/src/umc_h265_task_supplier.cpp
++++ b/_studio/shared/umc/codec/h265_dec/src/umc_h265_task_supplier.cpp
+@@ -204,6 +204,18 @@ UMC::Status DecReferencePictureMarking_H265::UpdateRefPicMarking(ViewItem_H265 &
+     return umcRes;
+ }
+ 
++void DecReferencePictureMarking_H265::ResetUnusedFrames(ViewItem_H265 &view)
++{
++    for (H265DecoderFrame *pTmp = view.pDPB->head(); pTmp; pTmp = pTmp->future())
++    {
++        if(!pTmp->isShortTermRef() && !pTmp->isLongTermRef() && pTmp->GetRefCounter() == 0 && 
++            pTmp->m_wasOutputted && pTmp->m_wasDisplayed && pTmp->m_isDisplayable)
++        {
++            pTmp->Reset();
++        }
++    }
++}
++
+ // Check if bitstream resolution has changed
+ static
+ bool IsNeedSPSInvalidate(const H265SeqParamSet *old_sps, const H265SeqParamSet *new_sps)
+@@ -2585,6 +2597,7 @@ void TaskSupplier_H265::DPBUpdate(const H265Slice * slice)
+ {
+     ViewItem_H265 &view = *GetView();
+     DecReferencePictureMarking_H265::UpdateRefPicMarking(view, slice);
++    DecReferencePictureMarking_H265::ResetUnusedFrames(view);
+ }
+ 
+ // Find a decoder frame instance with specified surface ID
+-- 
+2.37.2
+