Add BufferHub-based IGBC implementation
This is mostly a placeholder to create an IGBC/IGBP pair based on
BufferHub for testing purpose. A fully functional implementation will be
filled in later.
Bug: 72972441
Bug: 70046255
Test: libgui_test
Change-Id: I2215bd78da1d0104f2cbb9599f874c810898be56
diff --git a/libs/gui/BufferHubConsumer.cpp b/libs/gui/BufferHubConsumer.cpp
new file mode 100644
index 0000000..b5cdeb2
--- /dev/null
+++ b/libs/gui/BufferHubConsumer.cpp
@@ -0,0 +1,161 @@
+/*
+ * Copyright 2018 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/BufferHubConsumer.h>
+
+namespace android {
+
+using namespace dvr;
+
+/* static */
+sp<BufferHubConsumer> BufferHubConsumer::Create(const std::shared_ptr<ConsumerQueue>& queue) {
+ sp<BufferHubConsumer> consumer = new BufferHubConsumer;
+ consumer->mQueue = queue;
+ return consumer;
+}
+
+/* static */ sp<BufferHubConsumer> BufferHubConsumer::Create(ConsumerQueueParcelable parcelable) {
+ if (!parcelable.IsValid()) {
+ ALOGE("BufferHubConsumer::Create: Invalid consumer parcelable.");
+ return nullptr;
+ }
+
+ sp<BufferHubConsumer> consumer = new BufferHubConsumer;
+ consumer->mQueue = ConsumerQueue::Import(parcelable.TakeChannelHandle());
+ return consumer;
+}
+
+status_t BufferHubConsumer::acquireBuffer(BufferItem* /*buffer*/, nsecs_t /*presentWhen*/,
+ uint64_t /*maxFrameNumber*/) {
+ ALOGE("BufferHubConsumer::acquireBuffer: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::detachBuffer(int /*slot*/) {
+ ALOGE("BufferHubConsumer::detachBuffer: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::attachBuffer(int* /*outSlot*/, const sp<GraphicBuffer>& /*buffer*/) {
+ ALOGE("BufferHubConsumer::attachBuffer: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::releaseBuffer(int /*buf*/, uint64_t /*frameNumber*/,
+ EGLDisplay /*display*/, EGLSyncKHR /*fence*/,
+ const sp<Fence>& /*releaseFence*/) {
+ ALOGE("BufferHubConsumer::releaseBuffer: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::consumerConnect(const sp<IConsumerListener>& /*consumer*/,
+ bool /*controlledByApp*/) {
+ ALOGE("BufferHubConsumer::consumerConnect: not implemented.");
+
+ // TODO(b/73267953): Make BufferHub honor producer and consumer connection. Returns NO_ERROR to
+ // make IGraphicBufferConsumer_test happy.
+ return NO_ERROR;
+}
+
+status_t BufferHubConsumer::consumerDisconnect() {
+ ALOGE("BufferHubConsumer::consumerDisconnect: not implemented.");
+
+ // TODO(b/73267953): Make BufferHub honor producer and consumer connection. Returns NO_ERROR to
+ // make IGraphicBufferConsumer_test happy.
+ return NO_ERROR;
+}
+
+status_t BufferHubConsumer::getReleasedBuffers(uint64_t* /*slotMask*/) {
+ ALOGE("BufferHubConsumer::getReleasedBuffers: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::setDefaultBufferSize(uint32_t /*w*/, uint32_t /*h*/) {
+ ALOGE("BufferHubConsumer::setDefaultBufferSize: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::setMaxBufferCount(int /*bufferCount*/) {
+ ALOGE("BufferHubConsumer::setMaxBufferCount: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::setMaxAcquiredBufferCount(int /*maxAcquiredBuffers*/) {
+ ALOGE("BufferHubConsumer::setMaxAcquiredBufferCount: not implemented.");
+
+ // TODO(b/73267953): Make BufferHub honor producer and consumer connection. Returns NO_ERROR to
+ // make IGraphicBufferConsumer_test happy.
+ return NO_ERROR;
+}
+
+status_t BufferHubConsumer::setConsumerName(const String8& /*name*/) {
+ ALOGE("BufferHubConsumer::setConsumerName: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::setDefaultBufferFormat(PixelFormat /*defaultFormat*/) {
+ ALOGE("BufferHubConsumer::setDefaultBufferFormat: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::setDefaultBufferDataSpace(android_dataspace /*defaultDataSpace*/) {
+ ALOGE("BufferHubConsumer::setDefaultBufferDataSpace: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::setConsumerUsageBits(uint64_t /*usage*/) {
+ ALOGE("BufferHubConsumer::setConsumerUsageBits: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::setConsumerIsProtected(bool /*isProtected*/) {
+ ALOGE("BufferHubConsumer::setConsumerIsProtected: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::setTransformHint(uint32_t /*hint*/) {
+ ALOGE("BufferHubConsumer::setTransformHint: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::getSidebandStream(sp<NativeHandle>* /*outStream*/) const {
+ ALOGE("BufferHubConsumer::getSidebandStream: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::getOccupancyHistory(
+ bool /*forceFlush*/, std::vector<OccupancyTracker::Segment>* /*outHistory*/) {
+ ALOGE("BufferHubConsumer::getOccupancyHistory: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::discardFreeBuffers() {
+ ALOGE("BufferHubConsumer::discardFreeBuffers: not implemented.");
+ return INVALID_OPERATION;
+}
+
+status_t BufferHubConsumer::dumpState(const String8& /*prefix*/, String8* /*outResult*/) const {
+ ALOGE("BufferHubConsumer::dumpState: not implemented.");
+ return INVALID_OPERATION;
+}
+
+IBinder* BufferHubConsumer::onAsBinder() {
+ ALOGE("BufferHubConsumer::onAsBinder: BufferHubConsumer should never be used as an Binder "
+ "object.");
+ return nullptr;
+}
+
+} // namespace android