Implement converters for bufferqueue@2.0
Test: make cts -j123 && cts-tradefed run cts-dev -m \
CtsMediaTestCases --compatibility:module-arg \
CtsMediaTestCases:include-annotation:\
android.platform.test.annotations.RequiresDevice
Bug: 112508112
Change-Id: I60f2068788136b01c45e03fc4d846d4e37edc7f2
diff --git a/libs/gui/bufferqueue/1.0/H2BProducerListener.cpp b/libs/gui/bufferqueue/1.0/H2BProducerListener.cpp
new file mode 100644
index 0000000..2712f42
--- /dev/null
+++ b/libs/gui/bufferqueue/1.0/H2BProducerListener.cpp
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2019 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.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "H2BProducerListener@1.0"
+
+#include <android-base/logging.h>
+
+#include <gui/bufferqueue/1.0/H2BProducerListener.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace graphics {
+namespace bufferqueue {
+namespace V1_0 {
+namespace utils {
+
+using ::android::hardware::Return;
+
+H2BProducerListener::H2BProducerListener(sp<HProducerListener> const& base)
+ : CBase{base} {
+}
+
+void H2BProducerListener::onBufferReleased() {
+ if (!mBase->onBufferReleased().isOk()) {
+ LOG(ERROR) << "onBufferReleased: transaction failed.";
+ }
+}
+
+bool H2BProducerListener::needsReleaseNotify() {
+ Return<bool> transResult = mBase->needsReleaseNotify();
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "needsReleaseNotify: transaction failed.";
+ return false;
+ }
+ return static_cast<bool>(transResult);
+}
+
+} // namespace utils
+} // namespace V1_0
+} // namespace bufferqueue
+} // namespace graphics
+} // namespace hardware
+} // namespace android
+
diff --git a/libs/gui/bufferqueue/2.0/B2HGraphicBufferProducer.cpp b/libs/gui/bufferqueue/2.0/B2HGraphicBufferProducer.cpp
new file mode 100644
index 0000000..e039593
--- /dev/null
+++ b/libs/gui/bufferqueue/2.0/B2HGraphicBufferProducer.cpp
@@ -0,0 +1,331 @@
+/*
+ * Copyright 2019 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.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "H2BGraphicBufferProducer@2.0"
+
+#include <android-base/logging.h>
+
+#include <android/hardware/graphics/bufferqueue/2.0/types.h>
+#include <android/hardware/graphics/common/1.2/types.h>
+#include <gui/bufferqueue/2.0/H2BProducerListener.h>
+#include <gui/bufferqueue/2.0/B2HGraphicBufferProducer.h>
+#include <gui/bufferqueue/2.0/types.h>
+#include <ui/GraphicBuffer.h>
+#include <ui/Rect.h>
+#include <ui/Region.h>
+#include <vndk/hardware_buffer.h>
+
+namespace android {
+
+namespace hardware {
+namespace graphics {
+namespace bufferqueue {
+namespace V2_0 {
+namespace utils {
+
+// B2HGraphicBufferProducer
+// ========================
+
+B2HGraphicBufferProducer::B2HGraphicBufferProducer(
+ sp<BGraphicBufferProducer> const& base)
+ : mBase{base} {
+}
+
+Return<HStatus> B2HGraphicBufferProducer::setMaxDequeuedBufferCount(
+ int32_t maxDequeuedBuffers) {
+ HStatus hStatus{};
+ bool converted = b2h(
+ mBase->setMaxDequeuedBufferCount(
+ static_cast<int>(maxDequeuedBuffers)),
+ &hStatus);
+ return {converted ? hStatus : HStatus::UNKNOWN_ERROR};
+}
+
+Return<void> B2HGraphicBufferProducer::requestBuffer(
+ int32_t slot,
+ requestBuffer_cb _hidl_cb) {
+ sp<GraphicBuffer> bBuffer;
+ HStatus hStatus{};
+ HardwareBuffer hBuffer{};
+ uint32_t hGenerationNumber{};
+ bool converted =
+ b2h(mBase->requestBuffer(
+ static_cast<int>(slot), &bBuffer),
+ &hStatus) &&
+ b2h(bBuffer, &hBuffer, &hGenerationNumber);
+ _hidl_cb(converted ? hStatus : HStatus::UNKNOWN_ERROR,
+ hBuffer, hGenerationNumber);
+ return {};
+}
+
+Return<HStatus> B2HGraphicBufferProducer::setAsyncMode(bool async) {
+ HStatus hStatus{};
+ bool converted = b2h(mBase->setAsyncMode(async), &hStatus);
+ return {converted ? hStatus : HStatus::UNKNOWN_ERROR};
+}
+
+Return<void> B2HGraphicBufferProducer::dequeueBuffer(
+ DequeueBufferInput const& input,
+ dequeueBuffer_cb _hidl_cb) {
+ int bSlot{};
+ sp<BFence> bFence;
+ HStatus hStatus{};
+ DequeueBufferOutput hOutput{};
+ HFenceWrapper hFenceWrapper;
+ bool converted =
+ b2h(mBase->dequeueBuffer(
+ &bSlot,
+ &bFence,
+ input.width,
+ input.height,
+ static_cast<PixelFormat>(input.format),
+ input.usage,
+ &hOutput.bufferAge,
+ nullptr /* outTimestamps */),
+ &hStatus,
+ &hOutput.bufferNeedsReallocation,
+ &hOutput.releaseAllBuffers) &&
+ b2h(bFence, &hFenceWrapper);
+ hOutput.fence = hFenceWrapper.getHandle();
+ _hidl_cb(converted ? hStatus : HStatus::UNKNOWN_ERROR,
+ static_cast<int32_t>(bSlot),
+ hOutput);
+ return {};
+}
+
+Return<HStatus> B2HGraphicBufferProducer::detachBuffer(int32_t slot) {
+ HStatus hStatus{};
+ bool converted = b2h(
+ mBase->detachBuffer(static_cast<int>(slot)), &hStatus);
+ return {converted ? hStatus : HStatus::UNKNOWN_ERROR};
+}
+
+Return<void> B2HGraphicBufferProducer::detachNextBuffer(
+ detachNextBuffer_cb _hidl_cb) {
+ sp<GraphicBuffer> bBuffer;
+ sp<BFence> bFence;
+ HStatus hStatus{};
+ HardwareBuffer hBuffer{};
+ HFenceWrapper hFenceWrapper;
+ bool converted =
+ b2h(mBase->detachNextBuffer(&bBuffer, &bFence), &hStatus) &&
+ b2h(bBuffer, &hBuffer) &&
+ b2h(bFence, &hFenceWrapper);
+ _hidl_cb(converted ? hStatus : HStatus::UNKNOWN_ERROR,
+ hBuffer,
+ hFenceWrapper.getHandle());
+ return {};
+}
+
+Return<void> B2HGraphicBufferProducer::attachBuffer(
+ HardwareBuffer const& hBuffer,
+ uint32_t generationNumber,
+ attachBuffer_cb _hidl_cb) {
+ sp<GraphicBuffer> bBuffer;
+ if (!h2b(hBuffer, &bBuffer) || !bBuffer) {
+ _hidl_cb(HStatus::UNKNOWN_ERROR,
+ static_cast<int32_t>(SlotIndex::INVALID),
+ false);
+ return {};
+ }
+ bBuffer->setGenerationNumber(generationNumber);
+
+ int bSlot{};
+ HStatus hStatus{};
+ bool releaseAllBuffers{};
+ bool converted = b2h(
+ mBase->attachBuffer(&bSlot, bBuffer), &hStatus,
+ nullptr /* bufferNeedsReallocation */,
+ &releaseAllBuffers);
+ _hidl_cb(converted ? hStatus : HStatus::UNKNOWN_ERROR,
+ static_cast<int32_t>(bSlot),
+ releaseAllBuffers);
+ return {};
+}
+
+Return<void> B2HGraphicBufferProducer::queueBuffer(
+ int32_t slot,
+ QueueBufferInput const& hInput,
+ queueBuffer_cb _hidl_cb) {
+ using HOutput = QueueBufferOutput;
+ using BInput = BGraphicBufferProducer::QueueBufferInput;
+ using BOutput = BGraphicBufferProducer::QueueBufferOutput;
+
+ BInput bInput{
+ hInput.timestamp,
+ hInput.isAutoTimestamp,
+ static_cast<android_dataspace>(hInput.dataSpace),
+ {}, /* crop */
+ 0 /* scalingMode = NATIVE_WINDOW_SCALING_MODE_FREEZE */,
+ static_cast<uint32_t>(hInput.transform),
+ {}, /* fence */
+ static_cast<uint32_t>(hInput.stickyTransform),
+ false /* getFrameTimestamps */};
+
+ // Convert crop.
+ if (!h2b(hInput.crop, &bInput.crop)) {
+ _hidl_cb(HStatus::UNKNOWN_ERROR, HOutput{});
+ return {};
+ }
+
+ // Convert surfaceDamage.
+ if (!h2b(hInput.surfaceDamage, &bInput.surfaceDamage)) {
+ _hidl_cb(HStatus::UNKNOWN_ERROR, HOutput{});
+ return {};
+ }
+
+ // Convert fence.
+ if (!h2b(hInput.fence, &bInput.fence)) {
+ _hidl_cb(HStatus::UNKNOWN_ERROR, HOutput{});
+ return {};
+ }
+
+ BOutput bOutput{};
+ HStatus hStatus{};
+ bool converted = b2h(
+ mBase->queueBuffer(static_cast<int>(slot), bInput, &bOutput),
+ &hStatus);
+
+ _hidl_cb(converted ? hStatus : HStatus::UNKNOWN_ERROR,
+ HOutput{bOutput.width,
+ bOutput.height,
+ static_cast<int32_t>(bOutput.transformHint),
+ bOutput.numPendingBuffers,
+ bOutput.nextFrameNumber,
+ bOutput.bufferReplaced});
+ return {};
+}
+
+Return<HStatus> B2HGraphicBufferProducer::cancelBuffer(
+ int32_t slot,
+ hidl_handle const& fence) {
+ sp<BFence> bFence;
+ if (!h2b(fence.getNativeHandle(), &bFence)) {
+ return {HStatus::UNKNOWN_ERROR};
+ }
+ HStatus hStatus{};
+ bool converted = b2h(
+ mBase->cancelBuffer(static_cast<int>(slot), bFence),
+ &hStatus);
+ return {converted ? hStatus : HStatus::UNKNOWN_ERROR};
+}
+
+Return<void> B2HGraphicBufferProducer::query(int32_t what, query_cb _hidl_cb) {
+ int value{};
+ int result = mBase->query(static_cast<int>(what), &value);
+ _hidl_cb(static_cast<int32_t>(result), static_cast<int32_t>(value));
+ return {};
+}
+
+Return<void> B2HGraphicBufferProducer::connect(
+ sp<HProducerListener> const& hListener,
+ HConnectionType hConnectionType,
+ bool producerControlledByApp,
+ connect_cb _hidl_cb) {
+ using BOutput = BGraphicBufferProducer::QueueBufferOutput;
+ using HOutput = HGraphicBufferProducer::QueueBufferOutput;
+ sp<BProducerListener> bListener = new H2BProducerListener(hListener);
+ if (!bListener) {
+ _hidl_cb(HStatus::UNKNOWN_ERROR, HOutput{});
+ return {};
+ }
+ int bConnectionType;
+ if (!h2b(hConnectionType, &bConnectionType)) {
+ _hidl_cb(HStatus::UNKNOWN_ERROR, HOutput{});
+ return {};
+ }
+ BOutput bOutput{};
+ HStatus hStatus{};
+ bool converted = b2h(
+ mBase->connect(bListener,
+ bConnectionType,
+ producerControlledByApp,
+ &bOutput),
+ &hStatus);
+ _hidl_cb(converted ? hStatus : HStatus::UNKNOWN_ERROR,
+ HOutput{bOutput.width,
+ bOutput.height,
+ static_cast<int32_t>(bOutput.transformHint),
+ bOutput.numPendingBuffers,
+ bOutput.nextFrameNumber,
+ bOutput.bufferReplaced});
+ return {};
+}
+
+Return<HStatus> B2HGraphicBufferProducer::disconnect(
+ HConnectionType hConnectionType) {
+ int bConnectionType;
+ if (!h2b(hConnectionType, &bConnectionType)) {
+ return {HStatus::UNKNOWN_ERROR};
+ }
+ HStatus hStatus{};
+ bool converted = b2h(mBase->disconnect(bConnectionType), &hStatus);
+ return {converted ? hStatus : HStatus::UNKNOWN_ERROR};
+}
+
+Return<HStatus> B2HGraphicBufferProducer::allocateBuffers(
+ uint32_t width, uint32_t height,
+ uint32_t format, uint64_t usage) {
+ mBase->allocateBuffers(
+ width, height, static_cast<PixelFormat>(format), usage);
+ return {HStatus::OK};
+}
+
+Return<HStatus> B2HGraphicBufferProducer::allowAllocation(bool allow) {
+ HStatus hStatus{};
+ bool converted = b2h(mBase->allowAllocation(allow), &hStatus);
+ return {converted ? hStatus : HStatus::UNKNOWN_ERROR};
+}
+
+Return<HStatus> B2HGraphicBufferProducer::setGenerationNumber(
+ uint32_t generationNumber) {
+ HStatus hStatus{};
+ bool converted = b2h(
+ mBase->setGenerationNumber(generationNumber),
+ &hStatus);
+ return {converted ? hStatus : HStatus::UNKNOWN_ERROR};
+}
+
+Return<HStatus> B2HGraphicBufferProducer::setDequeueTimeout(
+ int64_t timeoutNs) {
+ HStatus hStatus{};
+ bool converted = b2h(
+ mBase->setDequeueTimeout(static_cast<nsecs_t>(timeoutNs)),
+ &hStatus);
+ return {converted ? hStatus : HStatus::UNKNOWN_ERROR};
+}
+
+Return<uint64_t> B2HGraphicBufferProducer::getUniqueId() {
+ uint64_t outId{};
+ HStatus hStatus{};
+ bool converted = b2h(mBase->getUniqueId(&outId), &hStatus);
+ return {converted ? outId : 0};
+}
+
+Return<void> B2HGraphicBufferProducer::getConsumerName(
+ getConsumerName_cb _hidl_cb) {
+ _hidl_cb(hidl_string{mBase->getConsumerName().c_str()});
+ return {};
+}
+
+} // namespace utils
+} // namespace V2_0
+} // namespace bufferqueue
+} // namespace graphics
+} // namespace hardware
+} // namespace android
+
diff --git a/libs/gui/bufferqueue/2.0/B2HProducerListener.cpp b/libs/gui/bufferqueue/2.0/B2HProducerListener.cpp
new file mode 100644
index 0000000..c4c96eb
--- /dev/null
+++ b/libs/gui/bufferqueue/2.0/B2HProducerListener.cpp
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2019 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 <gui/bufferqueue/2.0/B2HProducerListener.h>
+
+namespace android {
+namespace hardware {
+namespace graphics {
+namespace bufferqueue {
+namespace V2_0 {
+namespace utils {
+
+// B2HProducerListener
+B2HProducerListener::B2HProducerListener(sp<BProducerListener> const& base)
+ : mBase{base},
+ mNeedsReleaseNotify{base ? base->needsReleaseNotify() : false} {
+}
+
+Return<void> B2HProducerListener::onBuffersReleased(uint32_t count) {
+ if (mNeedsReleaseNotify) {
+ for (; count > 0; --count) {
+ mBase->onBufferReleased();
+ }
+ }
+ return {};
+}
+
+} // namespace utils
+} // namespace V2_0
+} // namespace bufferqueue
+} // namespace graphics
+} // namespace hardware
+} // namespace android
+
diff --git a/libs/gui/bufferqueue/2.0/H2BGraphicBufferProducer.cpp b/libs/gui/bufferqueue/2.0/H2BGraphicBufferProducer.cpp
new file mode 100644
index 0000000..1023ef1
--- /dev/null
+++ b/libs/gui/bufferqueue/2.0/H2BGraphicBufferProducer.cpp
@@ -0,0 +1,514 @@
+/*
+ * Copyright 2019 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.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "H2BGraphicBufferProducer@2.0"
+
+#include <android-base/logging.h>
+
+#include <android/hardware/graphics/common/1.2/types.h>
+#include <gui/bufferqueue/2.0/B2HProducerListener.h>
+#include <gui/bufferqueue/2.0/H2BGraphicBufferProducer.h>
+#include <gui/bufferqueue/2.0/types.h>
+#include <ui/GraphicBuffer.h>
+#include <ui/Rect.h>
+#include <ui/Region.h>
+#include <vndk/hardware_buffer.h>
+
+namespace android {
+
+namespace hardware {
+namespace graphics {
+namespace bufferqueue {
+namespace V2_0 {
+namespace utils {
+
+// H2BGraphicBufferProducer
+// ========================
+
+status_t H2BGraphicBufferProducer::requestBuffer(int slot,
+ sp<GraphicBuffer>* bBuffer) {
+ bool converted{};
+ status_t bStatus{};
+ Return<void> transResult = mBase->requestBuffer(slot,
+ [&converted, &bStatus, bBuffer](
+ HStatus hStatus,
+ HardwareBuffer const& hBuffer,
+ uint32_t generationNumber) {
+ converted =
+ h2b(hStatus, &bStatus) &&
+ h2b(hBuffer, bBuffer);
+ if (*bBuffer) {
+ (*bBuffer)->setGenerationNumber(generationNumber);
+ }
+ });
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "requestBuffer: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!converted) {
+ LOG(ERROR) << "requestBuffer: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::setMaxDequeuedBufferCount(
+ int maxDequeuedBuffers) {
+ status_t bStatus{};
+ Return<HStatus> transResult = mBase->setMaxDequeuedBufferCount(
+ static_cast<int32_t>(maxDequeuedBuffers));
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "setMaxDequeuedBufferCount: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!h2b(static_cast<HStatus>(transResult), &bStatus)) {
+ LOG(ERROR) << "setMaxDequeuedBufferCount: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::setAsyncMode(bool async) {
+ status_t bStatus{};
+ Return<HStatus> transResult = mBase->setAsyncMode(async);
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "setAsyncMode: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!h2b(static_cast<HStatus>(transResult), &bStatus)) {
+ LOG(ERROR) << "setAsyncMode: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::dequeueBuffer(
+ int* slot, sp<BFence>* fence,
+ uint32_t w, uint32_t h,
+ PixelFormat format, uint64_t usage,
+ uint64_t* outBufferAge, FrameEventHistoryDelta* /* outTimestamps */) {
+
+ using HInput = HGraphicBufferProducer::DequeueBufferInput;
+ HInput input{w, h, static_cast<uint32_t>(format), usage};
+
+ using HOutput = HGraphicBufferProducer::DequeueBufferOutput;
+ bool converted{};
+ status_t bStatus{};
+ Return<void> transResult = mBase->dequeueBuffer(input,
+ [&converted, &bStatus, slot, fence, outBufferAge] (
+ HStatus hStatus, int32_t hSlot, HOutput const& hOutput) {
+ converted = h2b(hStatus, &bStatus);
+ if (!converted || bStatus != OK) {
+ return;
+ }
+ *slot = hSlot;
+ *outBufferAge = hOutput.bufferAge;
+ bStatus =
+ (hOutput.bufferNeedsReallocation ?
+ BUFFER_NEEDS_REALLOCATION : 0) |
+ (hOutput.releaseAllBuffers ?
+ RELEASE_ALL_BUFFERS : 0);
+ converted = h2b(hOutput.fence, fence);
+ });
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "dequeueBuffer: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!converted) {
+ LOG(ERROR) << "dequeueBuffer: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::detachBuffer(int slot) {
+ status_t bStatus{};
+ Return<HStatus> transResult = mBase->detachBuffer(
+ static_cast<int32_t>(slot));
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "detachBuffer: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!h2b(static_cast<HStatus>(transResult), &bStatus)) {
+ LOG(ERROR) << "detachBuffer: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::detachNextBuffer(
+ sp<GraphicBuffer>* outBuffer, sp<BFence>* outFence) {
+ bool converted{};
+ status_t bStatus{};
+ Return<void> transResult = mBase->detachNextBuffer(
+ [&converted, &bStatus, outBuffer, outFence] (
+ HStatus hStatus,
+ HardwareBuffer const& hBuffer,
+ hidl_handle const& hFence) {
+ converted = h2b(hStatus, &bStatus) &&
+ h2b(hBuffer, outBuffer) &&
+ h2b(hFence, outFence);
+ });
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "detachNextBuffer: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!converted) {
+ LOG(ERROR) << "detachNextBuffer: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::attachBuffer(
+ int* outSlot, sp<GraphicBuffer> const& buffer) {
+ HardwareBuffer hBuffer{};
+ uint32_t hGenerationNumber{};
+ if (!b2h(buffer, &hBuffer, &hGenerationNumber)) {
+ LOG(ERROR) << "attachBuffer: invalid input buffer.";
+ return BAD_VALUE;
+ }
+
+ bool converted{};
+ status_t bStatus{};
+ Return<void> transResult = mBase->attachBuffer(hBuffer, hGenerationNumber,
+ [&converted, &bStatus, outSlot](
+ HStatus hStatus, int32_t hSlot, bool releaseAllBuffers) {
+ converted = h2b(hStatus, &bStatus);
+ *outSlot = static_cast<int>(hSlot);
+ if (converted && releaseAllBuffers && bStatus == OK) {
+ bStatus = IGraphicBufferProducer::RELEASE_ALL_BUFFERS;
+ }
+ });
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "attachBuffer: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!converted) {
+ LOG(ERROR) << "attachBuffer: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::queueBuffer(
+ int slot,
+ QueueBufferInput const& input,
+ QueueBufferOutput* output) {
+ HRect hCrop{};
+ (void)b2h(input.crop, &hCrop);
+
+ using HInput = HGraphicBufferProducer::QueueBufferInput;
+ HInput hInput{
+ input.timestamp,
+ static_cast<bool>(input.isAutoTimestamp),
+ static_cast<int32_t>(input.dataSpace),
+ {}, // crop
+ static_cast<int32_t>(input.transform),
+ static_cast<int32_t>(input.stickyTransform),
+ {}, // fence
+ {} // surfaceDamage
+ };
+
+ // Convert crop.
+ if (!b2h(input.crop, &hInput.crop)) {
+ LOG(ERROR) << "queueBuffer: corrupted input crop rectangle.";
+ return UNKNOWN_ERROR;
+ }
+
+ // Convert surfaceDamage.
+ size_t numRects;
+ Rect const* rectArray = input.surfaceDamage.getArray(&numRects);
+ hInput.surfaceDamage.resize(numRects);
+ for (size_t i = 0; i < numRects; ++i) {
+ if (!b2h(rectArray[i], &hInput.surfaceDamage[i])) {
+ LOG(ERROR) << "queueBuffer: corrupted input surface damage.";
+ return UNKNOWN_ERROR;
+ }
+ }
+
+ // Convert fence.
+ HFenceWrapper hFenceWrapper;
+ if (!b2h(input.fence, &hFenceWrapper)) {
+ LOG(ERROR) << "queueBuffer: corrupted input fence.";
+ return UNKNOWN_ERROR;
+ }
+ hInput.fence = hFenceWrapper.getHandle();
+
+ using HOutput = HGraphicBufferProducer::QueueBufferOutput;
+ bool converted{};
+ status_t bStatus{};
+ Return<void> transResult = mBase->queueBuffer(
+ static_cast<int32_t>(slot),
+ hInput,
+ [&converted, &bStatus, output](
+ HStatus hStatus,
+ HOutput const& hOutput) {
+ converted = h2b(hStatus, &bStatus);
+ output->width = hOutput.width;
+ output->height = hOutput.height;
+ output->transformHint =
+ static_cast<uint32_t>(hOutput.transformHint);
+ output->numPendingBuffers = hOutput.numPendingBuffers;
+ output->nextFrameNumber = hOutput.nextFrameNumber;
+ output->bufferReplaced = hOutput.bufferReplaced;
+ });
+
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "queueBuffer: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!converted) {
+ LOG(ERROR) << "queueBuffer: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::cancelBuffer(int slot, sp<BFence> const& fence) {
+ HFenceWrapper hFenceWrapper;
+ if (!b2h(fence, &hFenceWrapper)) {
+ LOG(ERROR) << "cancelBuffer: corrupted input fence.";
+ return UNKNOWN_ERROR;
+ }
+ status_t bStatus{};
+ Return<HStatus> transResult = mBase->cancelBuffer(
+ static_cast<int32_t>(slot),
+ hFenceWrapper.getHandle());
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "cancelBuffer: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!h2b(static_cast<HStatus>(transResult), &bStatus)) {
+ LOG(ERROR) << "cancelBuffer: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+int H2BGraphicBufferProducer::query(int what, int* value) {
+ int result{};
+ Return<void> transResult = mBase->query(
+ static_cast<int32_t>(what),
+ [&result, value](int32_t r, int32_t v) {
+ result = static_cast<int>(r);
+ *value = static_cast<int>(v);
+ });
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "query: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ return result;
+}
+
+status_t H2BGraphicBufferProducer::connect(
+ sp<IProducerListener> const& listener, int api,
+ bool producerControlledByApp, QueueBufferOutput* output) {
+ HConnectionType hConnectionType;
+ if (!b2h(api, &hConnectionType)) {
+ LOG(ERROR) << "connect: corrupted input connection type.";
+ return UNKNOWN_ERROR;
+ }
+ sp<HProducerListener> hListener = nullptr;
+ if (listener && listener->needsReleaseNotify()) {
+ hListener = new B2HProducerListener(listener);
+ if (!hListener) {
+ LOG(ERROR) << "connect: failed to wrap listener.";
+ return UNKNOWN_ERROR;
+ }
+ }
+
+ using HOutput = HGraphicBufferProducer::QueueBufferOutput;
+ bool converted{};
+ status_t bStatus{};
+ Return<void> transResult = mBase->connect(
+ hListener,
+ hConnectionType,
+ producerControlledByApp,
+ [&converted, &bStatus, output](
+ HStatus hStatus,
+ HOutput hOutput) {
+ converted = h2b(hStatus, &bStatus);
+ output->width = hOutput.width;
+ output->height = hOutput.height;
+ output->transformHint =
+ static_cast<uint32_t>(hOutput.transformHint);
+ output->numPendingBuffers = hOutput.numPendingBuffers;
+ output->nextFrameNumber = hOutput.nextFrameNumber;
+ output->bufferReplaced = hOutput.bufferReplaced;
+ });
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "connect: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!converted) {
+ LOG(ERROR) << "connect: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+
+}
+
+status_t H2BGraphicBufferProducer::disconnect(int api, DisconnectMode mode) {
+ HConnectionType hConnectionType;
+ if (mode == DisconnectMode::AllLocal) {
+ hConnectionType = HConnectionType::CURRENTLY_CONNECTED;
+ } else if (!b2h(api, &hConnectionType)) {
+ LOG(ERROR) << "connect: corrupted input connection type.";
+ return UNKNOWN_ERROR;
+ }
+
+ status_t bStatus{};
+ Return<HStatus> transResult = mBase->disconnect(hConnectionType);
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "disconnect: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!h2b(static_cast<HStatus>(transResult), &bStatus)) {
+ LOG(ERROR) << "disconnect: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::setSidebandStream(
+ sp<NativeHandle> const& stream) {
+ if (stream) {
+ LOG(INFO) << "setSidebandStream: not supported.";
+ return INVALID_OPERATION;
+ }
+ return OK;
+}
+
+void H2BGraphicBufferProducer::allocateBuffers(
+ uint32_t width, uint32_t height,
+ PixelFormat format, uint64_t usage) {
+ status_t bStatus{};
+ Return<HStatus> transResult = mBase->allocateBuffers(
+ width, height, static_cast<uint32_t>(format), usage);
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "allocateBuffer: transaction failed.";
+ return;
+ }
+ if (!h2b(static_cast<HStatus>(transResult), &bStatus)) {
+ LOG(ERROR) << "allocateBuffer: corrupted transaction.";
+ return;
+ }
+}
+
+status_t H2BGraphicBufferProducer::allowAllocation(bool allow) {
+ status_t bStatus{};
+ Return<HStatus> transResult = mBase->allowAllocation(allow);
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "allowAllocation: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!h2b(static_cast<HStatus>(transResult), &bStatus)) {
+ LOG(ERROR) << "allowAllocation: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::setGenerationNumber(
+ uint32_t generationNumber) {
+ status_t bStatus{};
+ Return<HStatus> transResult = mBase->setGenerationNumber(generationNumber);
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "setGenerationNumber: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!h2b(static_cast<HStatus>(transResult), &bStatus)) {
+ LOG(ERROR) << "setGenerationNumber: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+String8 H2BGraphicBufferProducer::getConsumerName() const {
+ String8 bName;
+ Return<void> transResult = mBase->getConsumerName(
+ [&bName](hidl_string const& name) {
+ bName = name.c_str();
+ });
+ return bName;
+}
+
+status_t H2BGraphicBufferProducer::setSharedBufferMode(bool sharedBufferMode) {
+ if (sharedBufferMode) {
+ LOG(INFO) << "setSharedBufferMode: not supported.";
+ return INVALID_OPERATION;
+ }
+ return OK;
+}
+
+status_t H2BGraphicBufferProducer::setAutoRefresh(bool autoRefresh) {
+ if (autoRefresh) {
+ LOG(INFO) << "setAutoRefresh: not supported.";
+ return INVALID_OPERATION;
+ }
+ return OK;
+}
+
+status_t H2BGraphicBufferProducer::setDequeueTimeout(nsecs_t timeout) {
+ status_t bStatus{};
+ Return<HStatus> transResult = mBase->setDequeueTimeout(
+ static_cast<int64_t>(timeout));
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "setDequeueTimeout: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ if (!h2b(static_cast<HStatus>(transResult), &bStatus)) {
+ LOG(ERROR) << "setDequeueTimeout: corrupted transaction.";
+ return FAILED_TRANSACTION;
+ }
+ return bStatus;
+}
+
+status_t H2BGraphicBufferProducer::getLastQueuedBuffer(
+ sp<GraphicBuffer>*,
+ sp<BFence>*,
+ float[16]) {
+ LOG(INFO) << "getLastQueuedBuffer: not supported.";
+ return INVALID_OPERATION;
+}
+
+void H2BGraphicBufferProducer::getFrameTimestamps(FrameEventHistoryDelta*) {
+ LOG(INFO) << "getFrameTimestamps: not supported.";
+}
+
+status_t H2BGraphicBufferProducer::getUniqueId(uint64_t* outId) const {
+ Return<uint64_t> transResult = mBase->getUniqueId();
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "getUniqueId: transaction failed.";
+ return FAILED_TRANSACTION;
+ }
+ *outId = static_cast<uint64_t>(transResult);
+ return OK;
+}
+
+status_t H2BGraphicBufferProducer::getConsumerUsage(uint64_t*) const {
+ LOG(INFO) << "getConsumerUsage: not supported.";
+ return INVALID_OPERATION;
+}
+
+} // namespace utils
+} // namespace V2_0
+} // namespace bufferqueue
+} // namespace graphics
+} // namespace hardware
+} // namespace android
diff --git a/libs/gui/bufferqueue/2.0/H2BProducerListener.cpp b/libs/gui/bufferqueue/2.0/H2BProducerListener.cpp
new file mode 100644
index 0000000..b81a357
--- /dev/null
+++ b/libs/gui/bufferqueue/2.0/H2BProducerListener.cpp
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2019 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.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "H2BProducerListener@2.0"
+
+#include <android-base/logging.h>
+
+#include <gui/bufferqueue/2.0/H2BProducerListener.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace graphics {
+namespace bufferqueue {
+namespace V2_0 {
+namespace utils {
+
+using ::android::hardware::Return;
+
+H2BProducerListener::H2BProducerListener(sp<HProducerListener> const& base)
+ : CBase{base} {
+}
+
+void H2BProducerListener::onBufferReleased() {
+ if (mBase) {
+ Return<void> transResult = mBase->onBuffersReleased(1);
+ if (!transResult.isOk()) {
+ LOG(ERROR) << "onBuffersReleased: transaction failed.";
+ }
+ }
+}
+
+bool H2BProducerListener::needsReleaseNotify() {
+ return static_cast<bool>(mBase);
+}
+
+} // namespace utils
+} // namespace V2_0
+} // namespace bufferqueue
+} // namespace graphics
+} // namespace hardware
+} // namespace android
+
diff --git a/libs/gui/bufferqueue/2.0/types.cpp b/libs/gui/bufferqueue/2.0/types.cpp
new file mode 100644
index 0000000..a110517
--- /dev/null
+++ b/libs/gui/bufferqueue/2.0/types.cpp
@@ -0,0 +1,301 @@
+/*
+ * Copyright 2019 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 <cutils/native_handle.h>
+#include <gui/BufferQueueCore.h>
+#include <gui/IGraphicBufferProducer.h>
+#include <gui/bufferqueue/2.0/types.h>
+#include <system/window.h>
+#include <vndk/hardware_buffer.h>
+
+namespace android {
+namespace hardware {
+namespace graphics {
+namespace bufferqueue {
+namespace V2_0 {
+namespace utils {
+
+// Status
+// ======
+
+bool b2h(status_t from, HStatus* to,
+ bool* bufferNeedsReallocation, bool* releaseAllBuffers) {
+ switch (from) {
+ case OK:
+ *to = HStatus::OK; break;
+ case NO_MEMORY:
+ *to = HStatus::NO_MEMORY; break;
+ case NO_INIT:
+ *to = HStatus::NO_INIT; break;
+ case BAD_VALUE:
+ *to = HStatus::BAD_VALUE; break;
+ case DEAD_OBJECT:
+ *to = HStatus::DEAD_OBJECT; break;
+ case INVALID_OPERATION:
+ *to = HStatus::INVALID_OPERATION; break;
+ case TIMED_OUT:
+ *to = HStatus::TIMED_OUT; break;
+ case WOULD_BLOCK:
+ *to = HStatus::WOULD_BLOCK; break;
+ case UNKNOWN_ERROR:
+ *to = HStatus::UNKNOWN_ERROR; break;
+ default:
+ using BGBP = ::android::IGraphicBufferProducer;
+ status_t mask =
+ (bufferNeedsReallocation ? BGBP::BUFFER_NEEDS_REALLOCATION : 0)
+ | (releaseAllBuffers ? BGBP::RELEASE_ALL_BUFFERS : 0);
+ if (from & ~mask) {
+ *to = static_cast<HStatus>(from);
+ } else {
+ *to = HStatus::OK;
+ if (bufferNeedsReallocation) {
+ *bufferNeedsReallocation = from & BGBP::BUFFER_NEEDS_REALLOCATION;
+ }
+ if (releaseAllBuffers) {
+ *releaseAllBuffers = from & BGBP::RELEASE_ALL_BUFFERS;
+ }
+ }
+ }
+ return true;
+}
+
+bool h2b(HStatus from, status_t* to) {
+ switch (from) {
+ case HStatus::OK:
+ *to = OK; break;
+ case HStatus::NO_MEMORY:
+ *to = NO_MEMORY; break;
+ case HStatus::NO_INIT:
+ *to = NO_INIT; break;
+ case HStatus::BAD_VALUE:
+ *to = BAD_VALUE; break;
+ case HStatus::DEAD_OBJECT:
+ *to = DEAD_OBJECT; break;
+ case HStatus::INVALID_OPERATION:
+ *to = INVALID_OPERATION; break;
+ case HStatus::TIMED_OUT:
+ *to = TIMED_OUT; break;
+ case HStatus::WOULD_BLOCK:
+ *to = WOULD_BLOCK; break;
+ case HStatus::UNKNOWN_ERROR:
+ *to = UNKNOWN_ERROR; break;
+ default:
+ *to = static_cast<status_t>(from);
+ }
+ return true;
+}
+
+// Fence
+// =====
+
+HFenceWrapper::HFenceWrapper(native_handle_t* h) : mHandle{h} {
+}
+
+HFenceWrapper::~HFenceWrapper() {
+ native_handle_delete(mHandle);
+}
+
+HFenceWrapper& HFenceWrapper::set(native_handle_t* h) {
+ native_handle_delete(mHandle);
+ mHandle = h;
+ return *this;
+}
+
+HFenceWrapper& HFenceWrapper::operator=(native_handle_t* h) {
+ return set(h);
+}
+
+hidl_handle HFenceWrapper::getHandle() const {
+ return hidl_handle{mHandle};
+}
+
+HFenceWrapper::operator hidl_handle() const {
+ return getHandle();
+}
+
+bool b2h(sp<BFence> const& from, HFenceWrapper* to) {
+ if (!from) {
+ to->set(nullptr);
+ return true;
+ }
+ int fenceFd = from->get();
+ if (fenceFd == -1) {
+ to->set(nullptr);
+ return true;
+ }
+ native_handle_t* nh = native_handle_create(1, 0);
+ if (!nh) {
+ return false;
+ }
+ nh->data[0] = fenceFd;
+ to->set(nh);
+ return true;
+}
+
+bool h2b(native_handle_t const* from, sp<BFence>* to) {
+ if (!from || from->numFds == 0) {
+ *to = new ::android::Fence();
+ return true;
+ }
+ if (from->numFds != 1 || from->numInts != 0) {
+ return false;
+ }
+ *to = new BFence(dup(from->data[0]));
+ return true;
+}
+
+// ConnectionType
+// ==============
+
+bool b2h(int from, HConnectionType* to) {
+ *to = static_cast<HConnectionType>(from);
+ switch (from) {
+ case BufferQueueCore::CURRENTLY_CONNECTED_API:
+ *to = HConnectionType::CURRENTLY_CONNECTED; break;
+ case NATIVE_WINDOW_API_EGL:
+ *to = HConnectionType::EGL; break;
+ case NATIVE_WINDOW_API_CPU:
+ *to = HConnectionType::CPU; break;
+ case NATIVE_WINDOW_API_MEDIA:
+ *to = HConnectionType::MEDIA; break;
+ case NATIVE_WINDOW_API_CAMERA:
+ *to = HConnectionType::CAMERA; break;
+ }
+ return true;
+}
+
+bool h2b(HConnectionType from, int* to) {
+ *to = static_cast<int>(from);
+ switch (from) {
+ case HConnectionType::CURRENTLY_CONNECTED:
+ *to = BufferQueueCore::CURRENTLY_CONNECTED_API; break;
+ case HConnectionType::EGL:
+ *to = NATIVE_WINDOW_API_EGL; break;
+ case HConnectionType::CPU:
+ *to = NATIVE_WINDOW_API_CPU; break;
+ case HConnectionType::MEDIA:
+ *to = NATIVE_WINDOW_API_MEDIA; break;
+ case HConnectionType::CAMERA:
+ *to = NATIVE_WINDOW_API_CAMERA; break;
+ }
+ return true;
+}
+
+// Rect
+// ====
+
+bool b2h(BRect const& from, HRect* to) {
+ BRect* dst = reinterpret_cast<BRect*>(to->data());
+ dst->left = from.left;
+ dst->top = from.top;
+ dst->right = from.right;
+ dst->bottom = from.bottom;
+ return true;
+}
+
+bool h2b(HRect const& from, BRect* to) {
+ BRect const* src = reinterpret_cast<BRect const*>(from.data());
+ to->left = src->left;
+ to->top = src->top;
+ to->right = src->right;
+ to->bottom = src->bottom;
+ return true;
+}
+
+// Region
+// ======
+
+bool b2h(BRegion const& from, HRegion* to) {
+ size_t numRects;
+ BRect const* rectArray = from.getArray(&numRects);
+ to->resize(numRects);
+ for (size_t i = 0; i < numRects; ++i) {
+ if (!b2h(rectArray[i], &(*to)[i])) {
+ return false;
+ }
+ }
+ return true;
+}
+
+bool h2b(HRegion const& from, BRegion* to) {
+ if (from.size() > 0) {
+ BRect bRect;
+ if (!h2b(from[0], &bRect)) {
+ return false;
+ }
+ to->set(bRect);
+ for (size_t i = 1; i < from.size(); ++i) {
+ if (!h2b(from[i], &bRect)) {
+ return false;
+ }
+ to->addRectUnchecked(
+ static_cast<int>(bRect.left),
+ static_cast<int>(bRect.top),
+ static_cast<int>(bRect.right),
+ static_cast<int>(bRect.bottom));
+ }
+ } else {
+ to->clear();
+ }
+ return true;
+}
+
+// GraphicBuffer
+// =============
+
+// The handle is not cloned. Its lifetime is tied to the original GraphicBuffer.
+bool b2h(sp<GraphicBuffer> const& from, HardwareBuffer* to,
+ uint32_t* toGenerationNumber) {
+ if (!from) {
+ return false;
+ }
+ AHardwareBuffer* hwBuffer = from->toAHardwareBuffer();
+ to->nativeHandle.setTo(
+ const_cast<native_handle_t*>(
+ AHardwareBuffer_getNativeHandle(hwBuffer)),
+ false);
+ AHardwareBuffer_describe(
+ hwBuffer,
+ reinterpret_cast<AHardwareBuffer_Desc*>(to->description.data()));
+ if (toGenerationNumber) {
+ *toGenerationNumber = from->getGenerationNumber();
+ }
+ return true;
+}
+
+// The handle is cloned.
+bool h2b(HardwareBuffer const& from, sp<GraphicBuffer>* to) {
+ AHardwareBuffer_Desc const* desc =
+ reinterpret_cast<AHardwareBuffer_Desc const*>(
+ from.description.data());
+ native_handle_t const* handle = from.nativeHandle;
+ AHardwareBuffer* hwBuffer;
+ if (AHardwareBuffer_createFromHandle(
+ desc, handle, AHARDWAREBUFFER_CREATE_FROM_HANDLE_METHOD_CLONE,
+ &hwBuffer) != OK) {
+ return false;
+ }
+ *to = GraphicBuffer::fromAHardwareBuffer(hwBuffer);
+ return true;
+}
+
+} // namespace utils
+} // namespace V2_0
+} // namespace bufferqueue
+} // namespace graphics
+} // namespace hardware
+} // namespace android
+