SF: Make BufferData mockable
Expose GraphicBuffer properties through the BufferData
class so we can inject fake GraphicBuffers in transactions.
This is required to recreate layer state from transaction
traces without actually allocating buffers.
Test: compiles
Bug: 200284593
Change-Id: I74036cba1f544cbd045489fa5337d59ae4bdebcb
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 8db974e..bd13c41 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -3719,9 +3719,9 @@
if (transaction.states.size() == 1) {
const auto& state = transaction.states.begin()->state;
if ((state.flags & ~layer_state_t::eBufferChanged) == 0 &&
- state.bufferData.flags.test(BufferData::BufferDataChange::fenceChanged) &&
- state.bufferData.acquireFence &&
- state.bufferData.acquireFence->getStatus() == Fence::Status::Unsignaled) {
+ state.bufferData->flags.test(BufferData::BufferDataChange::fenceChanged) &&
+ state.bufferData->acquireFence &&
+ state.bufferData->acquireFence->getStatus() == Fence::Status::Unsignaled) {
ATRACE_NAME("transactionCanLatchUnsignaled");
return true;
}
@@ -3786,10 +3786,10 @@
for (const ComposerState& state : states) {
const layer_state_t& s = state.state;
- const bool acquireFenceChanged =
- s.bufferData.flags.test(BufferData::BufferDataChange::fenceChanged);
- if (acquireFenceChanged && s.bufferData.acquireFence && !allowLatchUnsignaled &&
- s.bufferData.acquireFence->getStatus() == Fence::Status::Unsignaled) {
+ const bool acquireFenceChanged = s.bufferData &&
+ s.bufferData->flags.test(BufferData::BufferDataChange::fenceChanged);
+ if (acquireFenceChanged && s.bufferData->acquireFence && !allowLatchUnsignaled &&
+ s.bufferData->acquireFence->getStatus() == Fence::Status::Unsignaled) {
ATRACE_NAME("fence unsignaled");
return false;
}
@@ -4420,7 +4420,7 @@
}
if (what & layer_state_t::eBufferChanged &&
- layer->setBuffer(s.bufferData, postTime, desiredPresentTime, isAutoTimestamp,
+ layer->setBuffer(*s.bufferData, postTime, desiredPresentTime, isAutoTimestamp,
dequeueBufferTimestamp, frameTimelineInfo)) {
flags |= eTraversalNeeded;
} else if (frameTimelineInfo.vsyncId != FrameTimelineInfo::INVALID_VSYNC_ID) {
diff --git a/services/surfaceflinger/Tracing/TransactionProtoParser.cpp b/services/surfaceflinger/Tracing/TransactionProtoParser.cpp
index 378deb0..849de22 100644
--- a/services/surfaceflinger/Tracing/TransactionProtoParser.cpp
+++ b/services/surfaceflinger/Tracing/TransactionProtoParser.cpp
@@ -132,14 +132,14 @@
}
if (layer.what & layer_state_t::eBufferChanged) {
proto::LayerState_BufferData* bufferProto = proto.mutable_buffer_data();
- if (layer.bufferData.buffer) {
- bufferProto->set_buffer_id(layer.bufferData.buffer->getId());
- bufferProto->set_width(layer.bufferData.buffer->getWidth());
- bufferProto->set_height(layer.bufferData.buffer->getHeight());
+ if (layer.bufferData->buffer) {
+ bufferProto->set_buffer_id(layer.bufferData->getId());
+ bufferProto->set_width(layer.bufferData->getWidth());
+ bufferProto->set_height(layer.bufferData->getHeight());
}
- bufferProto->set_frame_number(layer.bufferData.frameNumber);
- bufferProto->set_flags(layer.bufferData.flags.get());
- bufferProto->set_cached_buffer_id(layer.bufferData.cachedBuffer.id);
+ bufferProto->set_frame_number(layer.bufferData->frameNumber);
+ bufferProto->set_flags(layer.bufferData->flags.get());
+ bufferProto->set_cached_buffer_id(layer.bufferData->cachedBuffer.id);
}
if (layer.what & layer_state_t::eSidebandStreamChanged) {
proto.set_has_sideband_stream(layer.sidebandStream != nullptr);
@@ -405,10 +405,13 @@
LayerProtoHelper::readFromProto(proto.crop(), layer.crop);
}
if (proto.what() & layer_state_t::eBufferChanged) {
+ if (!layer.bufferData) {
+ layer.bufferData = std::make_shared<BufferData>();
+ }
const proto::LayerState_BufferData& bufferProto = proto.buffer_data();
- layer.bufferData.frameNumber = bufferProto.frame_number();
- layer.bufferData.flags = Flags<BufferData::BufferDataChange>(bufferProto.flags());
- layer.bufferData.cachedBuffer.id = bufferProto.cached_buffer_id();
+ layer.bufferData->frameNumber = bufferProto.frame_number();
+ layer.bufferData->flags = Flags<BufferData::BufferDataChange>(bufferProto.flags());
+ layer.bufferData->cachedBuffer.id = bufferProto.cached_buffer_id();
}
if (proto.what() & layer_state_t::eApiChanged) {
diff --git a/services/surfaceflinger/tests/unittests/TransactionApplicationTest.cpp b/services/surfaceflinger/tests/unittests/TransactionApplicationTest.cpp
index 16d4b59..1ce0309 100644
--- a/services/surfaceflinger/tests/unittests/TransactionApplicationTest.cpp
+++ b/services/surfaceflinger/tests/unittests/TransactionApplicationTest.cpp
@@ -434,9 +434,10 @@
static ComposerState createComposerState(int layerId, sp<Fence> fence,
uint32_t stateFlags = layer_state_t::eBufferChanged) {
ComposerState composer_state;
- composer_state.state.bufferData.acquireFence = std::move(fence);
+ composer_state.state.bufferData = std::make_shared<BufferData>();
+ composer_state.state.bufferData->acquireFence = std::move(fence);
composer_state.state.layerId = layerId;
- composer_state.state.bufferData.flags = BufferData::BufferDataChange::fenceChanged;
+ composer_state.state.bufferData->flags = BufferData::BufferDataChange::fenceChanged;
composer_state.state.flags = stateFlags;
return composer_state;
}
diff --git a/services/surfaceflinger/tests/unittests/TransactionProtoParserTest.cpp b/services/surfaceflinger/tests/unittests/TransactionProtoParserTest.cpp
index 6e00748..271b1c0 100644
--- a/services/surfaceflinger/tests/unittests/TransactionProtoParserTest.cpp
+++ b/services/surfaceflinger/tests/unittests/TransactionProtoParserTest.cpp
@@ -39,6 +39,7 @@
layer_state_t layer;
layer.layerId = 6;
layer.what = std::numeric_limits<uint64_t>::max();
+ layer.what &= ~static_cast<uint64_t>(layer_state_t::eBufferChanged);
layer.x = 7;
layer.matrix.dsdx = 15;