| /* | 
 |  * Copyright 2016 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. | 
 |  */ | 
 |  | 
 | // TODO(b/129481165): remove the #pragma below and fix conversion issues | 
 | #pragma clang diagnostic push | 
 | #pragma clang diagnostic ignored "-Wconversion" | 
 | #undef LOG_TAG | 
 | #define LOG_TAG "SurfaceInterceptor" | 
 | #define ATRACE_TAG ATRACE_TAG_GRAPHICS | 
 |  | 
 | #include "Layer.h" | 
 | #include "SurfaceFlinger.h" | 
 | #include "SurfaceInterceptor.h" | 
 |  | 
 | #include <fstream> | 
 |  | 
 | #include <android-base/file.h> | 
 | #include <log/log.h> | 
 | #include <utils/Trace.h> | 
 |  | 
 | namespace android { | 
 |  | 
 | // ---------------------------------------------------------------------------- | 
 | // TODO(marissaw): add new layer state values to SurfaceInterceptor | 
 |  | 
 | SurfaceInterceptor::~SurfaceInterceptor() = default; | 
 |  | 
 | namespace impl { | 
 |  | 
 | void SurfaceInterceptor::addTransactionTraceListener( | 
 |         const sp<gui::ITransactionTraceListener>& listener) { | 
 |     sp<IBinder> asBinder = IInterface::asBinder(listener); | 
 |  | 
 |     std::scoped_lock lock(mListenersMutex); | 
 |  | 
 |     asBinder->linkToDeath(this); | 
 |  | 
 |     listener->onToggled(mEnabled); // notifies of current state | 
 |  | 
 |     mTraceToggledListeners.emplace(asBinder, listener); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::binderDied(const wp<IBinder>& who) { | 
 |     std::scoped_lock lock(mListenersMutex); | 
 |     mTraceToggledListeners.erase(who); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::enable(const SortedVector<sp<Layer>>& layers, | 
 |         const DefaultKeyedVector< wp<IBinder>, DisplayDeviceState>& displays) | 
 | { | 
 |     if (mEnabled) { | 
 |         return; | 
 |     } | 
 |     ATRACE_CALL(); | 
 |     { | 
 |         std::scoped_lock lock(mListenersMutex); | 
 |         for (const auto& [_, listener] : mTraceToggledListeners) { | 
 |             listener->onToggled(true); | 
 |         } | 
 |     } | 
 |     mEnabled = true; | 
 |     std::scoped_lock<std::mutex> protoGuard(mTraceMutex); | 
 |     saveExistingDisplaysLocked(displays); | 
 |     saveExistingSurfacesLocked(layers); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::disable() { | 
 |     if (!mEnabled) { | 
 |         return; | 
 |     } | 
 |     ATRACE_CALL(); | 
 |     { | 
 |         std::scoped_lock lock(mListenersMutex); | 
 |         for (const auto& [_, listener] : mTraceToggledListeners) { | 
 |             listener->onToggled(false); | 
 |         } | 
 |     } | 
 |     mEnabled = false; | 
 |     std::scoped_lock<std::mutex> protoGuard(mTraceMutex); | 
 |     status_t err(writeProtoFileLocked()); | 
 |     ALOGE_IF(err == PERMISSION_DENIED, "Could not save the proto file! Permission denied"); | 
 |     ALOGE_IF(err == NOT_ENOUGH_DATA, "Could not save the proto file! There are missing fields"); | 
 |     mTrace.Clear(); | 
 | } | 
 |  | 
 | bool SurfaceInterceptor::isEnabled() { | 
 |     return mEnabled; | 
 | } | 
 |  | 
 | void SurfaceInterceptor::saveExistingDisplaysLocked( | 
 |         const DefaultKeyedVector< wp<IBinder>, DisplayDeviceState>& displays) | 
 | { | 
 |     // Caveat: The initial snapshot does not capture the power mode of the existing displays | 
 |     ATRACE_CALL(); | 
 |     for (size_t i = 0 ; i < displays.size() ; i++) { | 
 |         addDisplayCreationLocked(createTraceIncrementLocked(), displays[i]); | 
 |         addInitialDisplayStateLocked(createTraceIncrementLocked(), displays[i]); | 
 |     } | 
 | } | 
 |  | 
 | void SurfaceInterceptor::saveExistingSurfacesLocked(const SortedVector<sp<Layer>>& layers) { | 
 |     ATRACE_CALL(); | 
 |     for (const auto& l : layers) { | 
 |         l->traverseInZOrder(LayerVector::StateSet::Drawing, [this](Layer* layer) { | 
 |             addSurfaceCreationLocked(createTraceIncrementLocked(), layer); | 
 |             addInitialSurfaceStateLocked(createTraceIncrementLocked(), layer); | 
 |         }); | 
 |     } | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addInitialSurfaceStateLocked(Increment* increment, | 
 |         const sp<const Layer>& layer) | 
 | { | 
 |     Transaction* transaction(increment->mutable_transaction()); | 
 |     const uint32_t layerFlags = layer->getTransactionFlags(); | 
 |     transaction->set_synchronous(layerFlags & BnSurfaceComposer::eSynchronous); | 
 |     transaction->set_animation(layerFlags & BnSurfaceComposer::eAnimation); | 
 |  | 
 |     const int32_t layerId(getLayerId(layer)); | 
 |     addPositionLocked(transaction, layerId, layer->mDrawingState.transform.tx(), | 
 |                       layer->mDrawingState.transform.ty()); | 
 |     addDepthLocked(transaction, layerId, layer->mDrawingState.z); | 
 |     addAlphaLocked(transaction, layerId, layer->mDrawingState.color.a); | 
 |     addTransparentRegionLocked(transaction, layerId, | 
 |                                layer->mDrawingState.activeTransparentRegion_legacy); | 
 |     addLayerStackLocked(transaction, layerId, layer->mDrawingState.layerStack); | 
 |     addCropLocked(transaction, layerId, layer->mDrawingState.crop); | 
 |     addCornerRadiusLocked(transaction, layerId, layer->mDrawingState.cornerRadius); | 
 |     addBackgroundBlurRadiusLocked(transaction, layerId, layer->mDrawingState.backgroundBlurRadius); | 
 |     addBlurRegionsLocked(transaction, layerId, layer->mDrawingState.blurRegions); | 
 |     addFlagsLocked(transaction, layerId, layer->mDrawingState.flags, | 
 |                    layer_state_t::eLayerHidden | layer_state_t::eLayerOpaque | | 
 |                            layer_state_t::eLayerSecure); | 
 |     addReparentLocked(transaction, layerId, getLayerIdFromWeakRef(layer->mDrawingParent)); | 
 |     addRelativeParentLocked(transaction, layerId, | 
 |                             getLayerIdFromWeakRef(layer->mDrawingState.zOrderRelativeOf), | 
 |                             layer->mDrawingState.z); | 
 |     addShadowRadiusLocked(transaction, layerId, layer->mDrawingState.shadowRadius); | 
 |     addTrustedOverlayLocked(transaction, layerId, layer->mDrawingState.isTrustedOverlay); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addInitialDisplayStateLocked(Increment* increment, | 
 |         const DisplayDeviceState& display) | 
 | { | 
 |     Transaction* transaction(increment->mutable_transaction()); | 
 |     transaction->set_synchronous(false); | 
 |     transaction->set_animation(false); | 
 |  | 
 |     addDisplaySurfaceLocked(transaction, display.sequenceId, display.surface); | 
 |     addDisplayLayerStackLocked(transaction, display.sequenceId, display.layerStack); | 
 |     addDisplaySizeLocked(transaction, display.sequenceId, display.width, display.height); | 
 |     addDisplayProjectionLocked(transaction, display.sequenceId, toRotationInt(display.orientation), | 
 |                                display.layerStackSpaceRect, display.orientedDisplaySpaceRect); | 
 | } | 
 |  | 
 | status_t SurfaceInterceptor::writeProtoFileLocked() { | 
 |     ATRACE_CALL(); | 
 |     std::string output; | 
 |  | 
 |     if (!mTrace.IsInitialized()) { | 
 |         return NOT_ENOUGH_DATA; | 
 |     } | 
 |     if (!mTrace.SerializeToString(&output)) { | 
 |         return PERMISSION_DENIED; | 
 |     } | 
 |     if (!android::base::WriteStringToFile(output, mOutputFileName, true)) { | 
 |         return PERMISSION_DENIED; | 
 |     } | 
 |  | 
 |     return NO_ERROR; | 
 | } | 
 |  | 
 | const sp<const Layer> SurfaceInterceptor::getLayer(const wp<IBinder>& weakHandle) const { | 
 |     sp<IBinder> handle = weakHandle.promote(); | 
 |     return Layer::fromHandle(handle).promote(); | 
 | } | 
 |  | 
 | int32_t SurfaceInterceptor::getLayerId(const sp<const Layer>& layer) const { | 
 |     return layer->sequence; | 
 | } | 
 |  | 
 | int32_t SurfaceInterceptor::getLayerIdFromWeakRef(const wp<const Layer>& layer) const { | 
 |     if (layer == nullptr) { | 
 |         return -1; | 
 |     } | 
 |     auto strongLayer = layer.promote(); | 
 |     return strongLayer == nullptr ? -1 : getLayerId(strongLayer); | 
 | } | 
 |  | 
 | int32_t SurfaceInterceptor::getLayerIdFromHandle(const sp<IBinder>& handle) const { | 
 |     if (handle == nullptr) { | 
 |         return -1; | 
 |     } | 
 |     const sp<const Layer> layer = Layer::fromHandle(handle).promote(); | 
 |     return layer == nullptr ? -1 : getLayerId(layer); | 
 | } | 
 |  | 
 | Increment* SurfaceInterceptor::createTraceIncrementLocked() { | 
 |     Increment* increment(mTrace.add_increment()); | 
 |     increment->set_time_stamp(elapsedRealtimeNano()); | 
 |     return increment; | 
 | } | 
 |  | 
 | SurfaceChange* SurfaceInterceptor::createSurfaceChangeLocked(Transaction* transaction, | 
 |         int32_t layerId) | 
 | { | 
 |     SurfaceChange* change(transaction->add_surface_change()); | 
 |     change->set_id(layerId); | 
 |     return change; | 
 | } | 
 |  | 
 | DisplayChange* SurfaceInterceptor::createDisplayChangeLocked(Transaction* transaction, | 
 |         int32_t sequenceId) | 
 | { | 
 |     DisplayChange* dispChange(transaction->add_display_change()); | 
 |     dispChange->set_id(sequenceId); | 
 |     return dispChange; | 
 | } | 
 |  | 
 | void SurfaceInterceptor::setProtoRectLocked(Rectangle* protoRect, const Rect& rect) { | 
 |     protoRect->set_left(rect.left); | 
 |     protoRect->set_top(rect.top); | 
 |     protoRect->set_right(rect.right); | 
 |     protoRect->set_bottom(rect.bottom); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::setTransactionOriginLocked(Transaction* transaction, int32_t pid, | 
 |                                                     int32_t uid) { | 
 |     Origin* origin(transaction->mutable_origin()); | 
 |     origin->set_pid(pid); | 
 |     origin->set_uid(uid); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addPositionLocked(Transaction* transaction, int32_t layerId, | 
 |         float x, float y) | 
 | { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     PositionChange* posChange(change->mutable_position()); | 
 |     posChange->set_x(x); | 
 |     posChange->set_y(y); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addDepthLocked(Transaction* transaction, int32_t layerId, | 
 |         uint32_t z) | 
 | { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     LayerChange* depthChange(change->mutable_layer()); | 
 |     depthChange->set_layer(z); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addSizeLocked(Transaction* transaction, int32_t layerId, uint32_t w, | 
 |         uint32_t h) | 
 | { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     SizeChange* sizeChange(change->mutable_size()); | 
 |     sizeChange->set_w(w); | 
 |     sizeChange->set_h(h); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addAlphaLocked(Transaction* transaction, int32_t layerId, | 
 |         float alpha) | 
 | { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     AlphaChange* alphaChange(change->mutable_alpha()); | 
 |     alphaChange->set_alpha(alpha); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addMatrixLocked(Transaction* transaction, int32_t layerId, | 
 |         const layer_state_t::matrix22_t& matrix) | 
 | { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     MatrixChange* matrixChange(change->mutable_matrix()); | 
 |     matrixChange->set_dsdx(matrix.dsdx); | 
 |     matrixChange->set_dtdx(matrix.dtdx); | 
 |     matrixChange->set_dsdy(matrix.dsdy); | 
 |     matrixChange->set_dtdy(matrix.dtdy); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addTransparentRegionLocked(Transaction* transaction, | 
 |         int32_t layerId, const Region& transRegion) | 
 | { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     TransparentRegionHintChange* transparentChange(change->mutable_transparent_region_hint()); | 
 |  | 
 |     for (const auto& rect : transRegion) { | 
 |         Rectangle* protoRect(transparentChange->add_region()); | 
 |         setProtoRectLocked(protoRect, rect); | 
 |     } | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addFlagsLocked(Transaction* transaction, int32_t layerId, uint8_t flags, | 
 |                                         uint8_t mask) { | 
 |     // There can be multiple flags changed | 
 |     if (mask & layer_state_t::eLayerHidden) { | 
 |         SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |         HiddenFlagChange* flagChange(change->mutable_hidden_flag()); | 
 |         flagChange->set_hidden_flag(flags & layer_state_t::eLayerHidden); | 
 |     } | 
 |     if (mask & layer_state_t::eLayerOpaque) { | 
 |         SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |         OpaqueFlagChange* flagChange(change->mutable_opaque_flag()); | 
 |         flagChange->set_opaque_flag(flags & layer_state_t::eLayerOpaque); | 
 |     } | 
 |     if (mask & layer_state_t::eLayerSecure) { | 
 |         SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |         SecureFlagChange* flagChange(change->mutable_secure_flag()); | 
 |         flagChange->set_secure_flag(flags & layer_state_t::eLayerSecure); | 
 |     } | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addLayerStackLocked(Transaction* transaction, int32_t layerId, | 
 |         uint32_t layerStack) | 
 | { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     LayerStackChange* layerStackChange(change->mutable_layer_stack()); | 
 |     layerStackChange->set_layer_stack(layerStack); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addCropLocked(Transaction* transaction, int32_t layerId, | 
 |         const Rect& rect) | 
 | { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     CropChange* cropChange(change->mutable_crop()); | 
 |     Rectangle* protoRect(cropChange->mutable_rectangle()); | 
 |     setProtoRectLocked(protoRect, rect); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addCornerRadiusLocked(Transaction* transaction, int32_t layerId, | 
 |                                        float cornerRadius) | 
 | { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     CornerRadiusChange* cornerRadiusChange(change->mutable_corner_radius()); | 
 |     cornerRadiusChange->set_corner_radius(cornerRadius); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addBackgroundBlurRadiusLocked(Transaction* transaction, int32_t layerId, | 
 |                                                        int32_t backgroundBlurRadius) { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     BackgroundBlurRadiusChange* blurRadiusChange(change->mutable_background_blur_radius()); | 
 |     blurRadiusChange->set_background_blur_radius(backgroundBlurRadius); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addBlurRegionsLocked(Transaction* transaction, int32_t layerId, | 
 |                                               const std::vector<BlurRegion>& blurRegions) { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     BlurRegionsChange* blurRegionsChange(change->mutable_blur_regions()); | 
 |     for (const auto blurRegion : blurRegions) { | 
 |         const auto blurRegionChange = blurRegionsChange->add_blur_regions(); | 
 |         blurRegionChange->set_blur_radius(blurRegion.blurRadius); | 
 |         blurRegionChange->set_corner_radius_tl(blurRegion.cornerRadiusTL); | 
 |         blurRegionChange->set_corner_radius_tr(blurRegion.cornerRadiusTR); | 
 |         blurRegionChange->set_corner_radius_bl(blurRegion.cornerRadiusBL); | 
 |         blurRegionChange->set_corner_radius_br(blurRegion.cornerRadiusBR); | 
 |         blurRegionChange->set_alpha(blurRegion.alpha); | 
 |         blurRegionChange->set_left(blurRegion.left); | 
 |         blurRegionChange->set_top(blurRegion.top); | 
 |         blurRegionChange->set_right(blurRegion.right); | 
 |         blurRegionChange->set_bottom(blurRegion.bottom); | 
 |     } | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addReparentLocked(Transaction* transaction, int32_t layerId, | 
 |                                            int32_t parentId) { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     ReparentChange* overrideChange(change->mutable_reparent()); | 
 |     overrideChange->set_parent_id(parentId); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addRelativeParentLocked(Transaction* transaction, int32_t layerId, | 
 |                                                  int32_t parentId, int z) { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     RelativeParentChange* overrideChange(change->mutable_relative_parent()); | 
 |     overrideChange->set_relative_parent_id(parentId); | 
 |     overrideChange->set_z(z); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addShadowRadiusLocked(Transaction* transaction, int32_t layerId, | 
 |                                                float shadowRadius) { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     ShadowRadiusChange* overrideChange(change->mutable_shadow_radius()); | 
 |     overrideChange->set_radius(shadowRadius); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addTrustedOverlayLocked(Transaction* transaction, int32_t layerId, | 
 |                                                  bool isTrustedOverlay) { | 
 |     SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId)); | 
 |     TrustedOverlayChange* overrideChange(change->mutable_trusted_overlay()); | 
 |     overrideChange->set_is_trusted_overlay(isTrustedOverlay); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addSurfaceChangesLocked(Transaction* transaction, | 
 |         const layer_state_t& state) | 
 | { | 
 |     const sp<const Layer> layer(getLayer(state.surface)); | 
 |     if (layer == nullptr) { | 
 |         ALOGE("An existing layer could not be retrieved with the surface " | 
 |                 "from the layer_state_t surface in the update transaction"); | 
 |         return; | 
 |     } | 
 |  | 
 |     const int32_t layerId(getLayerId(layer)); | 
 |  | 
 |     if (state.what & layer_state_t::ePositionChanged) { | 
 |         addPositionLocked(transaction, layerId, state.x, state.y); | 
 |     } | 
 |     if (state.what & layer_state_t::eLayerChanged) { | 
 |         addDepthLocked(transaction, layerId, state.z); | 
 |     } | 
 |     if (state.what & layer_state_t::eSizeChanged) { | 
 |         addSizeLocked(transaction, layerId, state.w, state.h); | 
 |     } | 
 |     if (state.what & layer_state_t::eAlphaChanged) { | 
 |         addAlphaLocked(transaction, layerId, state.alpha); | 
 |     } | 
 |     if (state.what & layer_state_t::eMatrixChanged) { | 
 |         addMatrixLocked(transaction, layerId, state.matrix); | 
 |     } | 
 |     if (state.what & layer_state_t::eTransparentRegionChanged) { | 
 |         addTransparentRegionLocked(transaction, layerId, state.transparentRegion); | 
 |     } | 
 |     if (state.what & layer_state_t::eFlagsChanged) { | 
 |         addFlagsLocked(transaction, layerId, state.flags, state.mask); | 
 |     } | 
 |     if (state.what & layer_state_t::eLayerStackChanged) { | 
 |         addLayerStackLocked(transaction, layerId, state.layerStack); | 
 |     } | 
 |     if (state.what & layer_state_t::eCropChanged) { | 
 |         addCropLocked(transaction, layerId, state.crop); | 
 |     } | 
 |     if (state.what & layer_state_t::eCornerRadiusChanged) { | 
 |         addCornerRadiusLocked(transaction, layerId, state.cornerRadius); | 
 |     } | 
 |     if (state.what & layer_state_t::eBackgroundBlurRadiusChanged) { | 
 |         addBackgroundBlurRadiusLocked(transaction, layerId, state.backgroundBlurRadius); | 
 |     } | 
 |     if (state.what & layer_state_t::eBlurRegionsChanged) { | 
 |         addBlurRegionsLocked(transaction, layerId, state.blurRegions); | 
 |     } | 
 |     if (state.what & layer_state_t::eReparent) { | 
 |         auto parentHandle = (state.parentSurfaceControlForChild) | 
 |                 ? state.parentSurfaceControlForChild->getHandle() | 
 |                 : nullptr; | 
 |         addReparentLocked(transaction, layerId, getLayerIdFromHandle(parentHandle)); | 
 |     } | 
 |     if (state.what & layer_state_t::eRelativeLayerChanged) { | 
 |         addRelativeParentLocked(transaction, layerId, | 
 |                                 getLayerIdFromHandle( | 
 |                                         state.relativeLayerSurfaceControl->getHandle()), | 
 |                                 state.z); | 
 |     } | 
 |     if (state.what & layer_state_t::eShadowRadiusChanged) { | 
 |         addShadowRadiusLocked(transaction, layerId, state.shadowRadius); | 
 |     } | 
 |     if (state.what & layer_state_t::eTrustedOverlayChanged) { | 
 |         addTrustedOverlayLocked(transaction, layerId, state.isTrustedOverlay); | 
 |     } | 
 |     if (state.what & layer_state_t::eStretchChanged) { | 
 |         ALOGW("SurfaceInterceptor not implemented for eStretchChanged"); | 
 |     } | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addDisplayChangesLocked(Transaction* transaction, | 
 |         const DisplayState& state, int32_t sequenceId) | 
 | { | 
 |     if (state.what & DisplayState::eSurfaceChanged) { | 
 |         addDisplaySurfaceLocked(transaction, sequenceId, state.surface); | 
 |     } | 
 |     if (state.what & DisplayState::eLayerStackChanged) { | 
 |         addDisplayLayerStackLocked(transaction, sequenceId, state.layerStack); | 
 |     } | 
 |     if (state.what & DisplayState::eDisplaySizeChanged) { | 
 |         addDisplaySizeLocked(transaction, sequenceId, state.width, state.height); | 
 |     } | 
 |     if (state.what & DisplayState::eDisplayProjectionChanged) { | 
 |         addDisplayProjectionLocked(transaction, sequenceId, toRotationInt(state.orientation), | 
 |                                    state.layerStackSpaceRect, state.orientedDisplaySpaceRect); | 
 |     } | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addTransactionLocked( | 
 |         Increment* increment, const Vector<ComposerState>& stateUpdates, | 
 |         const DefaultKeyedVector<wp<IBinder>, DisplayDeviceState>& displays, | 
 |         const Vector<DisplayState>& changedDisplays, uint32_t transactionFlags, int originPid, | 
 |         int originUid, uint64_t transactionId) { | 
 |     Transaction* transaction(increment->mutable_transaction()); | 
 |     transaction->set_synchronous(transactionFlags & BnSurfaceComposer::eSynchronous); | 
 |     transaction->set_animation(transactionFlags & BnSurfaceComposer::eAnimation); | 
 |     setTransactionOriginLocked(transaction, originPid, originUid); | 
 |     transaction->set_id(transactionId); | 
 |     for (const auto& compState: stateUpdates) { | 
 |         addSurfaceChangesLocked(transaction, compState.state); | 
 |     } | 
 |     for (const auto& disp: changedDisplays) { | 
 |         ssize_t dpyIdx = displays.indexOfKey(disp.token); | 
 |         if (dpyIdx >= 0) { | 
 |             const DisplayDeviceState& dispState(displays.valueAt(dpyIdx)); | 
 |             addDisplayChangesLocked(transaction, disp, dispState.sequenceId); | 
 |         } | 
 |     } | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addSurfaceCreationLocked(Increment* increment, | 
 |         const sp<const Layer>& layer) | 
 | { | 
 |     SurfaceCreation* creation(increment->mutable_surface_creation()); | 
 |     creation->set_id(getLayerId(layer)); | 
 |     creation->set_name(layer->getName()); | 
 |     creation->set_w(layer->mDrawingState.active_legacy.w); | 
 |     creation->set_h(layer->mDrawingState.active_legacy.h); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addSurfaceDeletionLocked(Increment* increment, | 
 |         const sp<const Layer>& layer) | 
 | { | 
 |     SurfaceDeletion* deletion(increment->mutable_surface_deletion()); | 
 |     deletion->set_id(getLayerId(layer)); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addBufferUpdateLocked(Increment* increment, int32_t layerId, | 
 |         uint32_t width, uint32_t height, uint64_t frameNumber) | 
 | { | 
 |     BufferUpdate* update(increment->mutable_buffer_update()); | 
 |     update->set_id(layerId); | 
 |     update->set_w(width); | 
 |     update->set_h(height); | 
 |     update->set_frame_number(frameNumber); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addVSyncUpdateLocked(Increment* increment, nsecs_t timestamp) { | 
 |     VSyncEvent* event(increment->mutable_vsync_event()); | 
 |     event->set_when(timestamp); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addDisplaySurfaceLocked(Transaction* transaction, int32_t sequenceId, | 
 |         const sp<const IGraphicBufferProducer>& surface) | 
 | { | 
 |     if (surface == nullptr) { | 
 |         return; | 
 |     } | 
 |     uint64_t bufferQueueId = 0; | 
 |     status_t err(surface->getUniqueId(&bufferQueueId)); | 
 |     if (err == NO_ERROR) { | 
 |         DisplayChange* dispChange(createDisplayChangeLocked(transaction, sequenceId)); | 
 |         DispSurfaceChange* surfaceChange(dispChange->mutable_surface()); | 
 |         surfaceChange->set_buffer_queue_id(bufferQueueId); | 
 |         surfaceChange->set_buffer_queue_name(surface->getConsumerName().string()); | 
 |     } | 
 |     else { | 
 |         ALOGE("invalid graphic buffer producer received while tracing a display change (%s)", | 
 |                 strerror(-err)); | 
 |     } | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addDisplayLayerStackLocked(Transaction* transaction, | 
 |         int32_t sequenceId, uint32_t layerStack) | 
 | { | 
 |     DisplayChange* dispChange(createDisplayChangeLocked(transaction, sequenceId)); | 
 |     LayerStackChange* layerStackChange(dispChange->mutable_layer_stack()); | 
 |     layerStackChange->set_layer_stack(layerStack); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addDisplaySizeLocked(Transaction* transaction, int32_t sequenceId, | 
 |         uint32_t w, uint32_t h) | 
 | { | 
 |     DisplayChange* dispChange(createDisplayChangeLocked(transaction, sequenceId)); | 
 |     SizeChange* sizeChange(dispChange->mutable_size()); | 
 |     sizeChange->set_w(w); | 
 |     sizeChange->set_h(h); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addDisplayProjectionLocked(Transaction* transaction, | 
 |         int32_t sequenceId, int32_t orientation, const Rect& viewport, const Rect& frame) | 
 | { | 
 |     DisplayChange* dispChange(createDisplayChangeLocked(transaction, sequenceId)); | 
 |     ProjectionChange* projectionChange(dispChange->mutable_projection()); | 
 |     projectionChange->set_orientation(orientation); | 
 |     Rectangle* viewportRect(projectionChange->mutable_viewport()); | 
 |     setProtoRectLocked(viewportRect, viewport); | 
 |     Rectangle* frameRect(projectionChange->mutable_frame()); | 
 |     setProtoRectLocked(frameRect, frame); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addDisplayCreationLocked(Increment* increment, | 
 |         const DisplayDeviceState& info) | 
 | { | 
 |     DisplayCreation* creation(increment->mutable_display_creation()); | 
 |     creation->set_id(info.sequenceId); | 
 |     creation->set_name(info.displayName); | 
 |     creation->set_is_secure(info.isSecure); | 
 |     if (info.physical) { | 
 |         creation->set_display_id(info.physical->id.value); | 
 |     } | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addDisplayDeletionLocked(Increment* increment, int32_t sequenceId) { | 
 |     DisplayDeletion* deletion(increment->mutable_display_deletion()); | 
 |     deletion->set_id(sequenceId); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::addPowerModeUpdateLocked(Increment* increment, int32_t sequenceId, | 
 |         int32_t mode) | 
 | { | 
 |     PowerModeUpdate* powerModeUpdate(increment->mutable_power_mode_update()); | 
 |     powerModeUpdate->set_id(sequenceId); | 
 |     powerModeUpdate->set_mode(mode); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::saveTransaction( | 
 |         const Vector<ComposerState>& stateUpdates, | 
 |         const DefaultKeyedVector<wp<IBinder>, DisplayDeviceState>& displays, | 
 |         const Vector<DisplayState>& changedDisplays, uint32_t flags, int originPid, int originUid, | 
 |         uint64_t transactionId) { | 
 |     if (!mEnabled || (stateUpdates.size() <= 0 && changedDisplays.size() <= 0)) { | 
 |         return; | 
 |     } | 
 |     ATRACE_CALL(); | 
 |     std::lock_guard<std::mutex> protoGuard(mTraceMutex); | 
 |     addTransactionLocked(createTraceIncrementLocked(), stateUpdates, displays, changedDisplays, | 
 |                          flags, originPid, originUid, transactionId); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::saveSurfaceCreation(const sp<const Layer>& layer) { | 
 |     if (!mEnabled || layer == nullptr) { | 
 |         return; | 
 |     } | 
 |     ATRACE_CALL(); | 
 |     std::lock_guard<std::mutex> protoGuard(mTraceMutex); | 
 |     addSurfaceCreationLocked(createTraceIncrementLocked(), layer); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::saveSurfaceDeletion(const sp<const Layer>& layer) { | 
 |     if (!mEnabled || layer == nullptr) { | 
 |         return; | 
 |     } | 
 |     ATRACE_CALL(); | 
 |     std::lock_guard<std::mutex> protoGuard(mTraceMutex); | 
 |     addSurfaceDeletionLocked(createTraceIncrementLocked(), layer); | 
 | } | 
 |  | 
 | /** | 
 |  * Here we pass the layer by ID instead of by sp<> since this is called without | 
 |  * holding the state-lock from a Binder thread. If we required the caller | 
 |  * to pass 'this' by sp<> the temporary sp<> constructed could end up | 
 |  * being the last reference and we might accidentally destroy the Layer | 
 |  * from this binder thread. | 
 |  */ | 
 | void SurfaceInterceptor::saveBufferUpdate(int32_t layerId, uint32_t width, | 
 |         uint32_t height, uint64_t frameNumber) | 
 | { | 
 |     if (!mEnabled) { | 
 |         return; | 
 |     } | 
 |     ATRACE_CALL(); | 
 |     std::lock_guard<std::mutex> protoGuard(mTraceMutex); | 
 |     addBufferUpdateLocked(createTraceIncrementLocked(), layerId, width, height, frameNumber); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::saveVSyncEvent(nsecs_t timestamp) { | 
 |     if (!mEnabled) { | 
 |         return; | 
 |     } | 
 |     std::lock_guard<std::mutex> protoGuard(mTraceMutex); | 
 |     addVSyncUpdateLocked(createTraceIncrementLocked(), timestamp); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::saveDisplayCreation(const DisplayDeviceState& info) { | 
 |     if (!mEnabled) { | 
 |         return; | 
 |     } | 
 |     ATRACE_CALL(); | 
 |     std::lock_guard<std::mutex> protoGuard(mTraceMutex); | 
 |     addDisplayCreationLocked(createTraceIncrementLocked(), info); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::saveDisplayDeletion(int32_t sequenceId) { | 
 |     if (!mEnabled) { | 
 |         return; | 
 |     } | 
 |     ATRACE_CALL(); | 
 |     std::lock_guard<std::mutex> protoGuard(mTraceMutex); | 
 |     addDisplayDeletionLocked(createTraceIncrementLocked(), sequenceId); | 
 | } | 
 |  | 
 | void SurfaceInterceptor::savePowerModeUpdate(int32_t sequenceId, int32_t mode) { | 
 |     if (!mEnabled) { | 
 |         return; | 
 |     } | 
 |     ATRACE_CALL(); | 
 |     std::lock_guard<std::mutex> protoGuard(mTraceMutex); | 
 |     addPowerModeUpdateLocked(createTraceIncrementLocked(), sequenceId, mode); | 
 | } | 
 |  | 
 | } // namespace impl | 
 | } // namespace android | 
 |  | 
 | // TODO(b/129481165): remove the #pragma below and fix conversion issues | 
 | #pragma clang diagnostic pop // ignored "-Wconversion" |