Merge "Surface: do not evict outstanding buffer in onBuffersDiscarded" into rvc-d1-dev
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index cf269b3..e1a17db 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -732,6 +732,8 @@
mSharedBufferHasBeenQueued = false;
}
+ mDequeuedSlots.insert(buf);
+
return OK;
}
@@ -760,6 +762,8 @@
mSharedBufferHasBeenQueued = true;
}
+ mDequeuedSlots.erase(i);
+
return OK;
}
@@ -895,6 +899,8 @@
ALOGE("queueBuffer: error queuing buffer to SurfaceTexture, %d", err);
}
+ mDequeuedSlots.erase(i);
+
if (mEnableFrameTimestamps) {
mFrameEventHistory->applyDelta(output.frameTimestamps);
// Update timestamps with the local acquire fence.
@@ -1660,6 +1666,7 @@
mRemovedBuffers.push_back(mSlots[attachedSlot].buffer);
}
mSlots[attachedSlot].buffer = graphicBuffer;
+ mDequeuedSlots.insert(attachedSlot);
return NO_ERROR;
}
@@ -1926,6 +1933,10 @@
}
void Surface::freeAllBuffers() {
+ if (!mDequeuedSlots.empty()) {
+ ALOGE("%s: %zu buffers were freed while being dequeued!",
+ __FUNCTION__, mDequeuedSlots.size());
+ }
for (int i = 0; i < NUM_BUFFER_SLOTS; i++) {
mSlots[i].buffer = nullptr;
}
@@ -1947,6 +1958,10 @@
ALOGW("%s: Discarded slot %d doesn't contain buffer!", __FUNCTION__, i);
continue;
}
+ // Don't flush currently dequeued buffers
+ if (mDequeuedSlots.count(i) > 0) {
+ continue;
+ }
outBuffers->push_back(mSlots[i].buffer);
mSlots[i].buffer = nullptr;
}
diff --git a/libs/gui/include/gui/Surface.h b/libs/gui/include/gui/Surface.h
index 49c83da..55b4101 100644
--- a/libs/gui/include/gui/Surface.h
+++ b/libs/gui/include/gui/Surface.h
@@ -30,6 +30,7 @@
#include <utils/RefBase.h>
#include <shared_mutex>
+#include <unordered_set>
namespace android {
@@ -543,8 +544,15 @@
int mMaxBufferCount;
sp<IProducerListener> mListenerProxy;
+
+ // Get and flush the buffers of given slots, if the buffer in the slot
+ // is currently dequeued then it won't be flushed and won't be returned
+ // in outBuffers.
status_t getAndFlushBuffersFromSlots(const std::vector<int32_t>& slots,
std::vector<sp<GraphicBuffer>>* outBuffers);
+
+ // Buffers that are successfully dequeued/attached and handed to clients
+ std::unordered_set<int> mDequeuedSlots;
};
} // namespace android