From 38baaa00b1653e4f5dc9644426bb24344a7be6b1 Mon Sep 17 00:00:00 2001
From: MediaPipe Team <mediapipe-team@google.com>
Date: Tue, 4 Oct 2022 10:01:17 -0700
Subject: [PATCH]     Fix GL Tensor (backed by AHardwaBuffer) GL to CPU
 synchronization.

    glFinish() must be called on a valid gl context

PiperOrigin-RevId: 478816905
---
 mediapipe/framework/formats/tensor_ahwb.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mediapipe/framework/formats/tensor_ahwb.cc b/mediapipe/framework/formats/tensor_ahwb.cc
index c839cf5a2..b11f6b55b 100644
--- a/mediapipe/framework/formats/tensor_ahwb.cc
+++ b/mediapipe/framework/formats/tensor_ahwb.cc
@@ -371,7 +371,7 @@ void* Tensor::MapAhwbToCpuRead() const {
         if ((valid_ & kValidOpenGlBuffer) && ssbo_written_ == -1) {
           // EGLSync is failed. Use another synchronization method.
           // TODO: Use tflite::gpu::GlBufferSync and GlActiveSync.
-          glFinish();
+          gl_context_->Run([]() { glFinish(); });
         } else if (valid_ & kValidAHardwareBuffer) {
           CHECK(ahwb_written_) << "Ahwb-to-Cpu synchronization requires the "
                                   "completion function to be set";