commit b828267e243ee21160ec40ae02545560628e3634
author Jan Sebechlebsky <jsebechlebsky@google.com> Wed May 22 10:43:37 2024 +0200
committer Jan Sebechlebsky <jsebechlebsky@google.com> Tue May 28 11:12:57 2024 +0200
tree 4fa27af48cafae8b9ee0b0808595be9dad6333dd
parent 13ceb2f8db61c4d1f18c8d7c9f29dc40200fd3ae

Wait for next available frame

... for the maximal possible time not
violating the min fps.

Bug: 301023410
Test: atest VirtualCameraTest
Test: atest CtsVirtualDevicesCameraCtsTestCases

Change-Id: Iebc3eae22e54fc153a2daa19e7ea331d89b16a8e

services/camera/virtualcamera/util/EglSurfaceTexture.cc

diff --git a/services/camera/virtualcamera/util/EglSurfaceTexture.cc b/services/camera/virtualcamera/util/EglSurfaceTexture.cc
index 9f26e19..7de5020 100644
--- a/services/camera/virtualcamera/util/EglSurfaceTexture.cc
+++ b/services/camera/virtualcamera/util/EglSurfaceTexture.cc
@@ -15,6 +15,7 @@
  */
 
 // #define LOG_NDEBUG 0
+#include "utils/Timers.h"
 #define LOG_TAG "EglSurfaceTexture"
 
 #include <cstdint>
@@ -63,6 +64,11 @@
   return mGlConsumer->getCurrentBuffer();
 }
 
+bool EglSurfaceTexture::waitForNextFrame(const std::chrono::nanoseconds timeout) {
+  return mSurface->waitForNextFrame(mGlConsumer->getFrameNumber(),
+                                    static_cast<nsecs_t>(timeout.count()));
+}
+
 GLuint EglSurfaceTexture::updateTexture() {
   mGlConsumer->updateTexImage();
   return mTextureId;