Merge Android R (rvc-dev-plus-aosp-without-vendor@6692709)

Bug: 166295507
Merged-In: I70ea776b8589ac3a7982c710c5c8b2941d86e55b
Change-Id: Ic1d535e9d2d6f80d95215240dbdb024995b045f8

1 files changed, 159 insertions, 0 deletions

diff --git a/libs/gui/QueueBufferInputOutput.cpp b/libs/gui/QueueBufferInputOutput.cpp
new file mode 100644
index 0000000000..30f0ef6785
--- /dev/null
+++ b/libs/gui/QueueBufferInputOutput.cpp
@@ -0,0 +1,159 @@
+/*
+ * Copyright 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <inttypes.h>
+
+#define LOG_TAG "QueueBufferInputOutput"
+#define ATRACE_TAG ATRACE_TAG_GRAPHICS
+//#define LOG_NDEBUG 0
+
+#include <gui/IGraphicBufferProducer.h>
+
+namespace android {
+
+constexpr size_t IGraphicBufferProducer::QueueBufferInput::minFlattenedSize() {
+    return sizeof(timestamp) +
+            sizeof(isAutoTimestamp) +
+            sizeof(dataSpace) +
+            sizeof(crop) +
+            sizeof(scalingMode) +
+            sizeof(transform) +
+            sizeof(stickyTransform) +
+            sizeof(getFrameTimestamps);
+}
+
+IGraphicBufferProducer::QueueBufferInput::QueueBufferInput(const Parcel& parcel) {
+    parcel.read(*this);
+}
+
+size_t IGraphicBufferProducer::QueueBufferInput::getFlattenedSize() const {
+    return minFlattenedSize() +
+            fence->getFlattenedSize() +
+            surfaceDamage.getFlattenedSize() +
+            hdrMetadata.getFlattenedSize();
+}
+
+size_t IGraphicBufferProducer::QueueBufferInput::getFdCount() const {
+    return fence->getFdCount();
+}
+
+status_t IGraphicBufferProducer::QueueBufferInput::flatten(
+        void*& buffer, size_t& size, int*& fds, size_t& count) const
+{
+    if (size < getFlattenedSize()) {
+        return NO_MEMORY;
+    }
+
+    FlattenableUtils::write(buffer, size, timestamp);
+    FlattenableUtils::write(buffer, size, isAutoTimestamp);
+    FlattenableUtils::write(buffer, size, dataSpace);
+    FlattenableUtils::write(buffer, size, crop);
+    FlattenableUtils::write(buffer, size, scalingMode);
+    FlattenableUtils::write(buffer, size, transform);
+    FlattenableUtils::write(buffer, size, stickyTransform);
+    FlattenableUtils::write(buffer, size, getFrameTimestamps);
+
+    status_t result = fence->flatten(buffer, size, fds, count);
+    if (result != NO_ERROR) {
+        return result;
+    }
+    result = surfaceDamage.flatten(buffer, size);
+    if (result != NO_ERROR) {
+        return result;
+    }
+    FlattenableUtils::advance(buffer, size, surfaceDamage.getFlattenedSize());
+    return hdrMetadata.flatten(buffer, size);
+}
+
+status_t IGraphicBufferProducer::QueueBufferInput::unflatten(
+        void const*& buffer, size_t& size, int const*& fds, size_t& count)
+{
+    if (size < minFlattenedSize()) {
+        return NO_MEMORY;
+    }
+
+    FlattenableUtils::read(buffer, size, timestamp);
+    FlattenableUtils::read(buffer, size, isAutoTimestamp);
+    FlattenableUtils::read(buffer, size, dataSpace);
+    FlattenableUtils::read(buffer, size, crop);
+    FlattenableUtils::read(buffer, size, scalingMode);
+    FlattenableUtils::read(buffer, size, transform);
+    FlattenableUtils::read(buffer, size, stickyTransform);
+    FlattenableUtils::read(buffer, size, getFrameTimestamps);
+
+    fence = new Fence();
+    status_t result = fence->unflatten(buffer, size, fds, count);
+    if (result != NO_ERROR) {
+        return result;
+    }
+    result = surfaceDamage.unflatten(buffer, size);
+    if (result != NO_ERROR) {
+        return result;
+    }
+    FlattenableUtils::advance(buffer, size, surfaceDamage.getFlattenedSize());
+    return hdrMetadata.unflatten(buffer, size);
+}
+
+////////////////////////////////////////////////////////////////////////
+constexpr size_t IGraphicBufferProducer::QueueBufferOutput::minFlattenedSize() {
+    return sizeof(width) + sizeof(height) + sizeof(transformHint) + sizeof(numPendingBuffers) +
+            sizeof(nextFrameNumber) + sizeof(bufferReplaced) + sizeof(maxBufferCount);
+}
+size_t IGraphicBufferProducer::QueueBufferOutput::getFlattenedSize() const {
+    return minFlattenedSize() + frameTimestamps.getFlattenedSize();
+}
+
+size_t IGraphicBufferProducer::QueueBufferOutput::getFdCount() const {
+    return frameTimestamps.getFdCount();
+}
+
+status_t IGraphicBufferProducer::QueueBufferOutput::flatten(
+        void*& buffer, size_t& size, int*& fds, size_t& count) const
+{
+    if (size < getFlattenedSize()) {
+        return NO_MEMORY;
+    }
+
+    FlattenableUtils::write(buffer, size, width);
+    FlattenableUtils::write(buffer, size, height);
+    FlattenableUtils::write(buffer, size, transformHint);
+    FlattenableUtils::write(buffer, size, numPendingBuffers);
+    FlattenableUtils::write(buffer, size, nextFrameNumber);
+    FlattenableUtils::write(buffer, size, bufferReplaced);
+    FlattenableUtils::write(buffer, size, maxBufferCount);
+
+    return frameTimestamps.flatten(buffer, size, fds, count);
+}
+
+status_t IGraphicBufferProducer::QueueBufferOutput::unflatten(
+        void const*& buffer, size_t& size, int const*& fds, size_t& count)
+{
+    if (size < minFlattenedSize()) {
+        return NO_MEMORY;
+    }
+
+    FlattenableUtils::read(buffer, size, width);
+    FlattenableUtils::read(buffer, size, height);
+    FlattenableUtils::read(buffer, size, transformHint);
+    FlattenableUtils::read(buffer, size, numPendingBuffers);
+    FlattenableUtils::read(buffer, size, nextFrameNumber);
+    FlattenableUtils::read(buffer, size, bufferReplaced);
+    FlattenableUtils::read(buffer, size, maxBufferCount);
+
+    return frameTimestamps.unflatten(buffer, size, fds, count);
+}
+
+} // namespace android