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/*
* Copyright 2014 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_TAG "StreamSplitter_test"
//#define LOG_NDEBUG 0
#include <gui/BufferItem.h>
#include <gui/BufferQueue.h>
#include <gui/IConsumerListener.h>
#include <gui/ISurfaceComposer.h>
#include <gui/StreamSplitter.h>
#include <private/gui/ComposerService.h>
#include <system/window.h>
#include <gtest/gtest.h>
namespace android {
class StreamSplitterTest : public ::testing::Test {
protected:
StreamSplitterTest() {
const ::testing::TestInfo* const testInfo =
::testing::UnitTest::GetInstance()->current_test_info();
ALOGV("Begin test: %s.%s", testInfo->test_case_name(),
testInfo->name());
}
~StreamSplitterTest() {
const ::testing::TestInfo* const testInfo =
::testing::UnitTest::GetInstance()->current_test_info();
ALOGV("End test: %s.%s", testInfo->test_case_name(),
testInfo->name());
}
};
struct DummyListener : public BnConsumerListener {
virtual void onFrameAvailable(const BufferItem& /* item */) {}
virtual void onBuffersReleased() {}
virtual void onSidebandStreamChanged() {}
};
static const uint32_t TEST_DATA = 0x12345678u;
TEST_F(StreamSplitterTest, OneInputOneOutput) {
sp<IGraphicBufferProducer> inputProducer;
sp<IGraphicBufferConsumer> inputConsumer;
BufferQueue::createBufferQueue(&inputProducer, &inputConsumer);
sp<IGraphicBufferProducer> outputProducer;
sp<IGraphicBufferConsumer> outputConsumer;
BufferQueue::createBufferQueue(&outputProducer, &outputConsumer);
ASSERT_EQ(OK, outputConsumer->consumerConnect(new DummyListener, false));
sp<StreamSplitter> splitter;
status_t status = StreamSplitter::createSplitter(inputConsumer, &splitter);
ASSERT_EQ(OK, status);
ASSERT_EQ(OK, splitter->addOutput(outputProducer));
// Never allow the output BufferQueue to allocate a buffer
ASSERT_EQ(OK, outputProducer->allowAllocation(false));
IGraphicBufferProducer::QueueBufferOutput qbOutput;
ASSERT_EQ(OK, inputProducer->connect(new DummyProducerListener,
NATIVE_WINDOW_API_CPU, false, &qbOutput));
int slot;
sp<Fence> fence;
sp<GraphicBuffer> buffer;
ASSERT_EQ(IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION,
inputProducer->dequeueBuffer(&slot, &fence, 0, 0, 0, GRALLOC_USAGE_SW_WRITE_OFTEN,
nullptr, nullptr));
ASSERT_EQ(OK, inputProducer->requestBuffer(slot, &buffer));
uint32_t* dataIn;
ASSERT_EQ(OK, buffer->lock(GraphicBuffer::USAGE_SW_WRITE_OFTEN,
reinterpret_cast<void**>(&dataIn)));
*dataIn = TEST_DATA;
ASSERT_EQ(OK, buffer->unlock());
IGraphicBufferProducer::QueueBufferInput qbInput(0, false,
HAL_DATASPACE_UNKNOWN, Rect(0, 0, 1, 1),
NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, Fence::NO_FENCE);
ASSERT_EQ(OK, inputProducer->queueBuffer(slot, qbInput, &qbOutput));
// Now that we have dequeued/allocated one buffer, prevent any further
// allocations
ASSERT_EQ(OK, inputProducer->allowAllocation(false));
BufferItem item;
ASSERT_EQ(OK, outputConsumer->acquireBuffer(&item, 0));
uint32_t* dataOut;
ASSERT_EQ(OK, item.mGraphicBuffer->lock(GraphicBuffer::USAGE_SW_READ_OFTEN,
reinterpret_cast<void**>(&dataOut)));
ASSERT_EQ(*dataOut, TEST_DATA);
ASSERT_EQ(OK, item.mGraphicBuffer->unlock());
ASSERT_EQ(OK, outputConsumer->releaseBuffer(item.mSlot, item.mFrameNumber,
EGL_NO_DISPLAY, EGL_NO_SYNC_KHR, Fence::NO_FENCE));
// This should succeed even with allocation disabled since it will have
// received the buffer back from the output BufferQueue
ASSERT_EQ(IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION,
inputProducer->dequeueBuffer(&slot, &fence, 0, 0, 0, GRALLOC_USAGE_SW_WRITE_OFTEN,
nullptr, nullptr));
}
TEST_F(StreamSplitterTest, OneInputMultipleOutputs) {
const int NUM_OUTPUTS = 4;
sp<IGraphicBufferProducer> inputProducer;
sp<IGraphicBufferConsumer> inputConsumer;
BufferQueue::createBufferQueue(&inputProducer, &inputConsumer);
sp<IGraphicBufferProducer> outputProducers[NUM_OUTPUTS] = {};
sp<IGraphicBufferConsumer> outputConsumers[NUM_OUTPUTS] = {};
for (int output = 0; output < NUM_OUTPUTS; ++output) {
BufferQueue::createBufferQueue(&outputProducers[output],
&outputConsumers[output]);
ASSERT_EQ(OK, outputConsumers[output]->consumerConnect(
new DummyListener, false));
}
sp<StreamSplitter> splitter;
status_t status = StreamSplitter::createSplitter(inputConsumer, &splitter);
ASSERT_EQ(OK, status);
for (int output = 0; output < NUM_OUTPUTS; ++output) {
ASSERT_EQ(OK, splitter->addOutput(outputProducers[output]));
// Never allow the output BufferQueues to allocate a buffer
ASSERT_EQ(OK, outputProducers[output]->allowAllocation(false));
}
IGraphicBufferProducer::QueueBufferOutput qbOutput;
ASSERT_EQ(OK, inputProducer->connect(new DummyProducerListener,
NATIVE_WINDOW_API_CPU, false, &qbOutput));
int slot;
sp<Fence> fence;
sp<GraphicBuffer> buffer;
ASSERT_EQ(IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION,
inputProducer->dequeueBuffer(&slot, &fence, 0, 0, 0, GRALLOC_USAGE_SW_WRITE_OFTEN,
nullptr, nullptr));
ASSERT_EQ(OK, inputProducer->requestBuffer(slot, &buffer));
uint32_t* dataIn;
ASSERT_EQ(OK, buffer->lock(GraphicBuffer::USAGE_SW_WRITE_OFTEN,
reinterpret_cast<void**>(&dataIn)));
*dataIn = TEST_DATA;
ASSERT_EQ(OK, buffer->unlock());
IGraphicBufferProducer::QueueBufferInput qbInput(0, false,
HAL_DATASPACE_UNKNOWN, Rect(0, 0, 1, 1),
NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, Fence::NO_FENCE);
ASSERT_EQ(OK, inputProducer->queueBuffer(slot, qbInput, &qbOutput));
// Now that we have dequeued/allocated one buffer, prevent any further
// allocations
ASSERT_EQ(OK, inputProducer->allowAllocation(false));
for (int output = 0; output < NUM_OUTPUTS; ++output) {
BufferItem item;
ASSERT_EQ(OK, outputConsumers[output]->acquireBuffer(&item, 0));
uint32_t* dataOut;
ASSERT_EQ(OK, item.mGraphicBuffer->lock(GraphicBuffer::USAGE_SW_READ_OFTEN,
reinterpret_cast<void**>(&dataOut)));
ASSERT_EQ(*dataOut, TEST_DATA);
ASSERT_EQ(OK, item.mGraphicBuffer->unlock());
ASSERT_EQ(OK, outputConsumers[output]->releaseBuffer(item.mSlot,
item.mFrameNumber, EGL_NO_DISPLAY, EGL_NO_SYNC_KHR,
Fence::NO_FENCE));
}
// This should succeed even with allocation disabled since it will have
// received the buffer back from the output BufferQueues
ASSERT_EQ(IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION,
inputProducer->dequeueBuffer(&slot, &fence, 0, 0, 0, GRALLOC_USAGE_SW_WRITE_OFTEN,
nullptr, nullptr));
}
TEST_F(StreamSplitterTest, OutputAbandonment) {
sp<IGraphicBufferProducer> inputProducer;
sp<IGraphicBufferConsumer> inputConsumer;
BufferQueue::createBufferQueue(&inputProducer, &inputConsumer);
sp<IGraphicBufferProducer> outputProducer;
sp<IGraphicBufferConsumer> outputConsumer;
BufferQueue::createBufferQueue(&outputProducer, &outputConsumer);
ASSERT_EQ(OK, outputConsumer->consumerConnect(new DummyListener, false));
sp<StreamSplitter> splitter;
status_t status = StreamSplitter::createSplitter(inputConsumer, &splitter);
ASSERT_EQ(OK, status);
ASSERT_EQ(OK, splitter->addOutput(outputProducer));
IGraphicBufferProducer::QueueBufferOutput qbOutput;
ASSERT_EQ(OK, inputProducer->connect(new DummyProducerListener,
NATIVE_WINDOW_API_CPU, false, &qbOutput));
int slot;
sp<Fence> fence;
sp<GraphicBuffer> buffer;
ASSERT_EQ(IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION,
inputProducer->dequeueBuffer(&slot, &fence, 0, 0, 0, GRALLOC_USAGE_SW_WRITE_OFTEN,
nullptr, nullptr));
ASSERT_EQ(OK, inputProducer->requestBuffer(slot, &buffer));
// Abandon the output
outputConsumer->consumerDisconnect();
IGraphicBufferProducer::QueueBufferInput qbInput(0, false,
HAL_DATASPACE_UNKNOWN, Rect(0, 0, 1, 1),
NATIVE_WINDOW_SCALING_MODE_FREEZE, 0, Fence::NO_FENCE);
ASSERT_EQ(OK, inputProducer->queueBuffer(slot, qbInput, &qbOutput));
// Input should be abandoned
ASSERT_EQ(NO_INIT,
inputProducer->dequeueBuffer(&slot, &fence, 0, 0, 0, GRALLOC_USAGE_SW_WRITE_OFTEN,
nullptr, nullptr));
}
} // namespace android
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