| /* |
| * Copyright 2013 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" |
| |
| // #define LOG_NDEBUG 0 |
| |
| #include <cinttypes> |
| |
| #include <ftl/enum.h> |
| #include <ftl/flags.h> |
| #include <gui/BufferItem.h> |
| #include <gui/BufferQueue.h> |
| #include <gui/IProducerListener.h> |
| #include <system/window.h> |
| |
| #include "HWComposer.h" |
| #include "SurfaceFlinger.h" |
| #include "VirtualDisplaySurface.h" |
| |
| #define VDS_LOGE(msg, ...) ALOGE("[%s] " msg, \ |
| mDisplayName.c_str(), ##__VA_ARGS__) |
| #define VDS_LOGW_IF(cond, msg, ...) ALOGW_IF(cond, "[%s] " msg, \ |
| mDisplayName.c_str(), ##__VA_ARGS__) |
| #define VDS_LOGV(msg, ...) ALOGV("[%s] " msg, \ |
| mDisplayName.c_str(), ##__VA_ARGS__) |
| |
| #define UNSUPPORTED() \ |
| VDS_LOGE("%s: Invalid operation on virtual display", __func__); \ |
| return INVALID_OPERATION |
| |
| namespace android { |
| |
| VirtualDisplaySurface::VirtualDisplaySurface(HWComposer& hwc, VirtualDisplayId displayId, |
| const sp<IGraphicBufferProducer>& sink, |
| const sp<IGraphicBufferProducer>& bqProducer, |
| const sp<IGraphicBufferConsumer>& bqConsumer, |
| const std::string& name) |
| : ConsumerBase(bqConsumer), |
| mHwc(hwc), |
| mDisplayId(displayId), |
| mDisplayName(name), |
| mSource{}, |
| mDefaultOutputFormat(HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED), |
| mOutputFormat(HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED), |
| mOutputUsage(GRALLOC_USAGE_HW_COMPOSER), |
| mProducerSlotSource(0), |
| mProducerBuffers(), |
| mProducerSlotNeedReallocation(0), |
| mQueueBufferOutput(), |
| mSinkBufferWidth(0), |
| mSinkBufferHeight(0), |
| mFbFence(Fence::NO_FENCE), |
| mOutputFence(Fence::NO_FENCE), |
| mFbProducerSlot(BufferQueue::INVALID_BUFFER_SLOT), |
| mOutputProducerSlot(BufferQueue::INVALID_BUFFER_SLOT), |
| mForceHwcCopy(SurfaceFlinger::useHwcForRgbToYuv) { |
| mSource[SOURCE_SINK] = sink; |
| mSource[SOURCE_SCRATCH] = bqProducer; |
| |
| resetPerFrameState(); |
| |
| int sinkWidth, sinkHeight; |
| sink->query(NATIVE_WINDOW_WIDTH, &sinkWidth); |
| sink->query(NATIVE_WINDOW_HEIGHT, &sinkHeight); |
| mSinkBufferWidth = sinkWidth; |
| mSinkBufferHeight = sinkHeight; |
| |
| // Pick the buffer format to request from the sink when not rendering to it |
| // with GPU. If the consumer needs CPU access, use the default format |
| // set by the consumer. Otherwise allow gralloc to decide the format based |
| // on usage bits. |
| int sinkUsage; |
| sink->query(NATIVE_WINDOW_CONSUMER_USAGE_BITS, &sinkUsage); |
| if (sinkUsage & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK)) { |
| int sinkFormat; |
| sink->query(NATIVE_WINDOW_FORMAT, &sinkFormat); |
| mDefaultOutputFormat = sinkFormat; |
| } else { |
| mDefaultOutputFormat = HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED; |
| } |
| mOutputFormat = mDefaultOutputFormat; |
| |
| ConsumerBase::mName = String8::format("VDS: %s", mDisplayName.c_str()); |
| mConsumer->setConsumerName(ConsumerBase::mName); |
| mConsumer->setConsumerUsageBits(GRALLOC_USAGE_HW_COMPOSER); |
| mConsumer->setDefaultBufferSize(sinkWidth, sinkHeight); |
| sink->setAsyncMode(true); |
| IGraphicBufferProducer::QueueBufferOutput output; |
| mSource[SOURCE_SCRATCH]->connect(nullptr, NATIVE_WINDOW_API_EGL, false, &output); |
| |
| for (size_t i = 0; i < sizeof(mHwcBufferIds) / sizeof(mHwcBufferIds[0]); ++i) { |
| mHwcBufferIds[i] = UINT64_MAX; |
| } |
| } |
| |
| VirtualDisplaySurface::~VirtualDisplaySurface() { |
| mSource[SOURCE_SCRATCH]->disconnect(NATIVE_WINDOW_API_EGL); |
| } |
| |
| status_t VirtualDisplaySurface::beginFrame(bool mustRecompose) { |
| if (GpuVirtualDisplayId::tryCast(mDisplayId)) { |
| return NO_ERROR; |
| } |
| |
| mMustRecompose = mustRecompose; |
| |
| VDS_LOGW_IF(mDebugState != DebugState::Idle, "Unexpected %s in %s state", __func__, |
| ftl::enum_string(mDebugState).c_str()); |
| mDebugState = DebugState::Begun; |
| |
| return refreshOutputBuffer(); |
| } |
| |
| status_t VirtualDisplaySurface::prepareFrame(CompositionType compositionType) { |
| if (GpuVirtualDisplayId::tryCast(mDisplayId)) { |
| return NO_ERROR; |
| } |
| |
| VDS_LOGW_IF(mDebugState != DebugState::Begun, "Unexpected %s in %s state", __func__, |
| ftl::enum_string(mDebugState).c_str()); |
| mDebugState = DebugState::Prepared; |
| |
| mCompositionType = compositionType; |
| if (mForceHwcCopy && mCompositionType == CompositionType::Gpu) { |
| // Some hardware can do RGB->YUV conversion more efficiently in hardware |
| // controlled by HWC than in hardware controlled by the video encoder. |
| // Forcing GPU-composed frames to go through an extra copy by the HWC |
| // allows the format conversion to happen there, rather than passing RGB |
| // directly to the consumer. |
| // |
| // On the other hand, when the consumer prefers RGB or can consume RGB |
| // inexpensively, this forces an unnecessary copy. |
| mCompositionType = CompositionType::Mixed; |
| } |
| |
| if (mCompositionType != mDebugLastCompositionType) { |
| VDS_LOGV("%s: composition type changed to %s", __func__, |
| toString(mCompositionType).c_str()); |
| mDebugLastCompositionType = mCompositionType; |
| } |
| |
| if (mCompositionType != CompositionType::Gpu && |
| (mOutputFormat != mDefaultOutputFormat || mOutputUsage != GRALLOC_USAGE_HW_COMPOSER)) { |
| // We must have just switched from GPU-only to MIXED or HWC |
| // composition. Stop using the format and usage requested by the GPU |
| // driver; they may be suboptimal when HWC is writing to the output |
| // buffer. For example, if the output is going to a video encoder, and |
| // HWC can write directly to YUV, some hardware can skip a |
| // memory-to-memory RGB-to-YUV conversion step. |
| // |
| // If we just switched *to* GPU-only mode, we'll change the |
| // format/usage and get a new buffer when the GPU driver calls |
| // dequeueBuffer(). |
| mOutputFormat = mDefaultOutputFormat; |
| mOutputUsage = GRALLOC_USAGE_HW_COMPOSER; |
| refreshOutputBuffer(); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| status_t VirtualDisplaySurface::advanceFrame(float hdrSdrRatio) { |
| if (GpuVirtualDisplayId::tryCast(mDisplayId)) { |
| return NO_ERROR; |
| } |
| |
| if (mCompositionType == CompositionType::Hwc) { |
| VDS_LOGW_IF(mDebugState != DebugState::Prepared, "Unexpected %s in %s state on HWC frame", |
| __func__, ftl::enum_string(mDebugState).c_str()); |
| } else { |
| VDS_LOGW_IF(mDebugState != DebugState::GpuDone, |
| "Unexpected %s in %s state on GPU/MIXED frame", __func__, |
| ftl::enum_string(mDebugState).c_str()); |
| } |
| mDebugState = DebugState::Hwc; |
| |
| if (mOutputProducerSlot < 0 || |
| (mCompositionType != CompositionType::Hwc && mFbProducerSlot < 0)) { |
| // Last chance bailout if something bad happened earlier. For example, |
| // in a graphics API configuration, if the sink disappears then dequeueBuffer |
| // will fail, the GPU driver won't queue a buffer, but SurfaceFlinger |
| // will soldier on. So we end up here without a buffer. There should |
| // be lots of scary messages in the log just before this. |
| VDS_LOGE("%s: no buffer, bailing out", __func__); |
| return NO_MEMORY; |
| } |
| |
| sp<GraphicBuffer> const& fbBuffer = |
| mFbProducerSlot >= 0 ? mProducerBuffers[mFbProducerSlot] : sp<GraphicBuffer>(nullptr); |
| sp<GraphicBuffer> const& outBuffer = mProducerBuffers[mOutputProducerSlot]; |
| VDS_LOGV("%s: fb=%d(%p) out=%d(%p)", __func__, mFbProducerSlot, fbBuffer.get(), |
| mOutputProducerSlot, outBuffer.get()); |
| |
| const auto halDisplayId = HalVirtualDisplayId::tryCast(mDisplayId); |
| LOG_FATAL_IF(!halDisplayId); |
| // At this point we know the output buffer acquire fence, |
| // so update HWC state with it. |
| mHwc.setOutputBuffer(*halDisplayId, mOutputFence, outBuffer); |
| |
| status_t result = NO_ERROR; |
| if (fbBuffer != nullptr) { |
| // assume that HWC has previously seen the buffer in this slot |
| sp<GraphicBuffer> hwcBuffer = sp<GraphicBuffer>(nullptr); |
| if (fbBuffer->getId() != mHwcBufferIds[mFbProducerSlot]) { |
| mHwcBufferIds[mFbProducerSlot] = fbBuffer->getId(); |
| hwcBuffer = fbBuffer; // HWC hasn't previously seen this buffer in this slot |
| } |
| // TODO: Correctly propagate the dataspace from GL composition |
| result = mHwc.setClientTarget(*halDisplayId, mFbProducerSlot, mFbFence, hwcBuffer, |
| ui::Dataspace::UNKNOWN, hdrSdrRatio); |
| } |
| |
| return result; |
| } |
| |
| void VirtualDisplaySurface::onFrameCommitted() { |
| const auto halDisplayId = HalVirtualDisplayId::tryCast(mDisplayId); |
| if (!halDisplayId) { |
| return; |
| } |
| |
| VDS_LOGW_IF(mDebugState != DebugState::Hwc, "Unexpected %s in %s state", __func__, |
| ftl::enum_string(mDebugState).c_str()); |
| mDebugState = DebugState::Idle; |
| |
| sp<Fence> retireFence = mHwc.getPresentFence(*halDisplayId); |
| if (mCompositionType == CompositionType::Mixed && mFbProducerSlot >= 0) { |
| // release the scratch buffer back to the pool |
| Mutex::Autolock lock(mMutex); |
| int sslot = mapProducer2SourceSlot(SOURCE_SCRATCH, mFbProducerSlot); |
| VDS_LOGV("%s: release scratch sslot=%d", __func__, sslot); |
| addReleaseFenceLocked(sslot, mProducerBuffers[mFbProducerSlot], |
| retireFence); |
| releaseBufferLocked(sslot, mProducerBuffers[mFbProducerSlot]); |
| } |
| |
| if (mOutputProducerSlot >= 0) { |
| int sslot = mapProducer2SourceSlot(SOURCE_SINK, mOutputProducerSlot); |
| QueueBufferOutput qbo; |
| VDS_LOGV("%s: queue sink sslot=%d", __func__, sslot); |
| if (mMustRecompose) { |
| status_t result = mSource[SOURCE_SINK]->queueBuffer(sslot, |
| QueueBufferInput( |
| systemTime(), false /* isAutoTimestamp */, |
| HAL_DATASPACE_UNKNOWN, |
| Rect(mSinkBufferWidth, mSinkBufferHeight), |
| NATIVE_WINDOW_SCALING_MODE_FREEZE, 0 /* transform */, |
| retireFence), |
| &qbo); |
| if (result == NO_ERROR) { |
| updateQueueBufferOutput(std::move(qbo)); |
| } |
| } else { |
| // If the surface hadn't actually been updated, then we only went |
| // through the motions of updating the display to keep our state |
| // machine happy. We cancel the buffer to avoid triggering another |
| // re-composition and causing an infinite loop. |
| mSource[SOURCE_SINK]->cancelBuffer(sslot, retireFence); |
| } |
| } |
| |
| resetPerFrameState(); |
| } |
| |
| void VirtualDisplaySurface::dumpAsString(String8& /* result */) const { |
| } |
| |
| void VirtualDisplaySurface::resizeBuffers(const ui::Size& newSize) { |
| mQueueBufferOutput.width = newSize.width; |
| mQueueBufferOutput.height = newSize.height; |
| mSinkBufferWidth = newSize.width; |
| mSinkBufferHeight = newSize.height; |
| } |
| |
| const sp<Fence>& VirtualDisplaySurface::getClientTargetAcquireFence() const { |
| return mFbFence; |
| } |
| |
| status_t VirtualDisplaySurface::requestBuffer(int pslot, |
| sp<GraphicBuffer>* outBuf) { |
| if (GpuVirtualDisplayId::tryCast(mDisplayId)) { |
| return mSource[SOURCE_SINK]->requestBuffer(pslot, outBuf); |
| } |
| |
| VDS_LOGW_IF(mDebugState != DebugState::Gpu, "Unexpected %s pslot=%d in %s state", __func__, |
| pslot, ftl::enum_string(mDebugState).c_str()); |
| |
| *outBuf = mProducerBuffers[pslot]; |
| return NO_ERROR; |
| } |
| |
| status_t VirtualDisplaySurface::setMaxDequeuedBufferCount( |
| int maxDequeuedBuffers) { |
| return mSource[SOURCE_SINK]->setMaxDequeuedBufferCount(maxDequeuedBuffers); |
| } |
| |
| status_t VirtualDisplaySurface::setAsyncMode(bool async) { |
| return mSource[SOURCE_SINK]->setAsyncMode(async); |
| } |
| |
| status_t VirtualDisplaySurface::dequeueBuffer(Source source, |
| PixelFormat format, uint64_t usage, int* sslot, sp<Fence>* fence) { |
| LOG_ALWAYS_FATAL_IF(GpuVirtualDisplayId::tryCast(mDisplayId).has_value()); |
| |
| status_t result = |
| mSource[source]->dequeueBuffer(sslot, fence, mSinkBufferWidth, mSinkBufferHeight, |
| format, usage, nullptr, nullptr); |
| if (result < 0) |
| return result; |
| int pslot = mapSource2ProducerSlot(source, *sslot); |
| VDS_LOGV("%s(%s): sslot=%d pslot=%d result=%d", __func__, ftl::enum_string(source).c_str(), |
| *sslot, pslot, result); |
| uint64_t sourceBit = static_cast<uint64_t>(source) << pslot; |
| |
| // reset producer slot reallocation flag |
| mProducerSlotNeedReallocation &= ~(1ULL << pslot); |
| |
| if ((mProducerSlotSource & (1ULL << pslot)) != sourceBit) { |
| // This slot was previously dequeued from the other source; must |
| // re-request the buffer. |
| mProducerSlotNeedReallocation |= 1ULL << pslot; |
| |
| mProducerSlotSource &= ~(1ULL << pslot); |
| mProducerSlotSource |= sourceBit; |
| } |
| |
| if (result & RELEASE_ALL_BUFFERS) { |
| for (uint32_t i = 0; i < BufferQueue::NUM_BUFFER_SLOTS; i++) { |
| if ((mProducerSlotSource & (1ULL << i)) == sourceBit) |
| mProducerBuffers[i].clear(); |
| } |
| } |
| if (result & BUFFER_NEEDS_REALLOCATION) { |
| result = mSource[source]->requestBuffer(*sslot, &mProducerBuffers[pslot]); |
| if (result < 0) { |
| mProducerBuffers[pslot].clear(); |
| mSource[source]->cancelBuffer(*sslot, *fence); |
| return result; |
| } |
| VDS_LOGV("%s(%s): buffers[%d]=%p fmt=%d usage=%#" PRIx64, __func__, |
| ftl::enum_string(source).c_str(), pslot, mProducerBuffers[pslot].get(), |
| mProducerBuffers[pslot]->getPixelFormat(), mProducerBuffers[pslot]->getUsage()); |
| |
| // propagate reallocation to VDS consumer |
| mProducerSlotNeedReallocation |= 1ULL << pslot; |
| } |
| |
| return result; |
| } |
| |
| status_t VirtualDisplaySurface::dequeueBuffer(int* pslot, sp<Fence>* fence, uint32_t w, uint32_t h, |
| PixelFormat format, uint64_t usage, |
| uint64_t* outBufferAge, |
| FrameEventHistoryDelta* outTimestamps) { |
| if (GpuVirtualDisplayId::tryCast(mDisplayId)) { |
| return mSource[SOURCE_SINK]->dequeueBuffer(pslot, fence, w, h, format, usage, outBufferAge, |
| outTimestamps); |
| } |
| |
| VDS_LOGW_IF(mDebugState != DebugState::Prepared, "Unexpected %s in %s state", __func__, |
| ftl::enum_string(mDebugState).c_str()); |
| mDebugState = DebugState::Gpu; |
| |
| VDS_LOGV("%s %dx%d fmt=%d usage=%#" PRIx64, __func__, w, h, format, usage); |
| |
| status_t result = NO_ERROR; |
| Source source = fbSourceForCompositionType(mCompositionType); |
| |
| if (source == SOURCE_SINK) { |
| |
| if (mOutputProducerSlot < 0) { |
| // Last chance bailout if something bad happened earlier. For example, |
| // in a graphics API configuration, if the sink disappears then dequeueBuffer |
| // will fail, the GPU driver won't queue a buffer, but SurfaceFlinger |
| // will soldier on. So we end up here without a buffer. There should |
| // be lots of scary messages in the log just before this. |
| VDS_LOGE("%s: no buffer, bailing out", __func__); |
| return NO_MEMORY; |
| } |
| |
| // We already dequeued the output buffer. If the GPU driver wants |
| // something incompatible, we have to cancel and get a new one. This |
| // will mean that HWC will see a different output buffer between |
| // prepare and set, but since we're in GPU-only mode already it |
| // shouldn't matter. |
| |
| usage |= GRALLOC_USAGE_HW_COMPOSER; |
| const sp<GraphicBuffer>& buf = mProducerBuffers[mOutputProducerSlot]; |
| if ((usage & ~buf->getUsage()) != 0 || |
| (format != 0 && format != buf->getPixelFormat()) || |
| (w != 0 && w != mSinkBufferWidth) || |
| (h != 0 && h != mSinkBufferHeight)) { |
| VDS_LOGV("%s: dequeueing new output buffer: " |
| "want %dx%d fmt=%d use=%#" PRIx64 ", " |
| "have %dx%d fmt=%d use=%#" PRIx64, |
| __func__, w, h, format, usage, mSinkBufferWidth, mSinkBufferHeight, |
| buf->getPixelFormat(), buf->getUsage()); |
| mOutputFormat = format; |
| mOutputUsage = usage; |
| result = refreshOutputBuffer(); |
| if (result < 0) |
| return result; |
| } |
| } |
| |
| if (source == SOURCE_SINK) { |
| *pslot = mOutputProducerSlot; |
| *fence = mOutputFence; |
| } else { |
| int sslot; |
| result = dequeueBuffer(source, format, usage, &sslot, fence); |
| if (result >= 0) { |
| *pslot = mapSource2ProducerSlot(source, sslot); |
| } |
| } |
| if (outBufferAge) { |
| *outBufferAge = 0; |
| } |
| |
| if ((mProducerSlotNeedReallocation & (1ULL << *pslot)) != 0) { |
| result |= BUFFER_NEEDS_REALLOCATION; |
| } |
| |
| return result; |
| } |
| |
| status_t VirtualDisplaySurface::detachBuffer(int) { |
| UNSUPPORTED(); |
| } |
| |
| status_t VirtualDisplaySurface::detachNextBuffer(sp<GraphicBuffer>*, sp<Fence>*) { |
| UNSUPPORTED(); |
| } |
| |
| status_t VirtualDisplaySurface::attachBuffer(int*, const sp<GraphicBuffer>&) { |
| UNSUPPORTED(); |
| } |
| |
| status_t VirtualDisplaySurface::queueBuffer(int pslot, |
| const QueueBufferInput& input, QueueBufferOutput* output) { |
| if (GpuVirtualDisplayId::tryCast(mDisplayId)) { |
| return mSource[SOURCE_SINK]->queueBuffer(pslot, input, output); |
| } |
| |
| VDS_LOGW_IF(mDebugState != DebugState::Gpu, "Unexpected %s(pslot=%d) in %s state", __func__, |
| pslot, ftl::enum_string(mDebugState).c_str()); |
| mDebugState = DebugState::GpuDone; |
| |
| VDS_LOGV("%s pslot=%d", __func__, pslot); |
| |
| status_t result; |
| if (mCompositionType == CompositionType::Mixed) { |
| // Queue the buffer back into the scratch pool |
| QueueBufferOutput scratchQBO; |
| int sslot = mapProducer2SourceSlot(SOURCE_SCRATCH, pslot); |
| result = mSource[SOURCE_SCRATCH]->queueBuffer(sslot, input, &scratchQBO); |
| if (result != NO_ERROR) |
| return result; |
| |
| // Now acquire the buffer from the scratch pool -- should be the same |
| // slot and fence as we just queued. |
| Mutex::Autolock lock(mMutex); |
| BufferItem item; |
| result = acquireBufferLocked(&item, 0); |
| if (result != NO_ERROR) |
| return result; |
| VDS_LOGW_IF(item.mSlot != sslot, |
| "%s: acquired sslot %d from SCRATCH after queueing sslot %d", __func__, |
| item.mSlot, sslot); |
| mFbProducerSlot = mapSource2ProducerSlot(SOURCE_SCRATCH, item.mSlot); |
| mFbFence = mSlots[item.mSlot].mFence; |
| |
| } else { |
| LOG_FATAL_IF(mCompositionType != CompositionType::Gpu, |
| "Unexpected %s in state %s for composition type %s", __func__, |
| ftl::enum_string(mDebugState).c_str(), toString(mCompositionType).c_str()); |
| |
| // Extract the GPU release fence for HWC to acquire |
| int64_t timestamp; |
| bool isAutoTimestamp; |
| android_dataspace dataSpace; |
| Rect crop; |
| int scalingMode; |
| uint32_t transform; |
| input.deflate(×tamp, &isAutoTimestamp, &dataSpace, &crop, |
| &scalingMode, &transform, &mFbFence); |
| |
| mFbProducerSlot = pslot; |
| mOutputFence = mFbFence; |
| } |
| |
| // This moves the frame timestamps and keeps a copy of all other fields. |
| *output = std::move(mQueueBufferOutput); |
| return NO_ERROR; |
| } |
| |
| status_t VirtualDisplaySurface::cancelBuffer(int pslot, |
| const sp<Fence>& fence) { |
| if (GpuVirtualDisplayId::tryCast(mDisplayId)) { |
| return mSource[SOURCE_SINK]->cancelBuffer(mapProducer2SourceSlot(SOURCE_SINK, pslot), fence); |
| } |
| |
| VDS_LOGW_IF(mDebugState != DebugState::Gpu, "Unexpected %s(pslot=%d) in %s state", __func__, |
| pslot, ftl::enum_string(mDebugState).c_str()); |
| VDS_LOGV("%s pslot=%d", __func__, pslot); |
| Source source = fbSourceForCompositionType(mCompositionType); |
| return mSource[source]->cancelBuffer( |
| mapProducer2SourceSlot(source, pslot), fence); |
| } |
| |
| int VirtualDisplaySurface::query(int what, int* value) { |
| switch (what) { |
| case NATIVE_WINDOW_WIDTH: |
| *value = mSinkBufferWidth; |
| break; |
| case NATIVE_WINDOW_HEIGHT: |
| *value = mSinkBufferHeight; |
| break; |
| default: |
| return mSource[SOURCE_SINK]->query(what, value); |
| } |
| return NO_ERROR; |
| } |
| |
| status_t VirtualDisplaySurface::connect(const sp<IProducerListener>& listener, |
| int api, bool producerControlledByApp, |
| QueueBufferOutput* output) { |
| QueueBufferOutput qbo; |
| status_t result = mSource[SOURCE_SINK]->connect(listener, api, |
| producerControlledByApp, &qbo); |
| if (result == NO_ERROR) { |
| updateQueueBufferOutput(std::move(qbo)); |
| // This moves the frame timestamps and keeps a copy of all other fields. |
| *output = std::move(mQueueBufferOutput); |
| } |
| return result; |
| } |
| |
| status_t VirtualDisplaySurface::disconnect(int api, DisconnectMode mode) { |
| return mSource[SOURCE_SINK]->disconnect(api, mode); |
| } |
| |
| status_t VirtualDisplaySurface::setSidebandStream(const sp<NativeHandle>&) { |
| UNSUPPORTED(); |
| } |
| |
| void VirtualDisplaySurface::allocateBuffers(uint32_t /* width */, |
| uint32_t /* height */, PixelFormat /* format */, uint64_t /* usage */) { |
| // TODO: Should we actually allocate buffers for a virtual display? |
| } |
| |
| status_t VirtualDisplaySurface::allowAllocation(bool /* allow */) { |
| return INVALID_OPERATION; |
| } |
| |
| status_t VirtualDisplaySurface::setGenerationNumber(uint32_t) { |
| UNSUPPORTED(); |
| } |
| |
| String8 VirtualDisplaySurface::getConsumerName() const { |
| return String8("VirtualDisplaySurface"); |
| } |
| |
| status_t VirtualDisplaySurface::setSharedBufferMode(bool) { |
| UNSUPPORTED(); |
| } |
| |
| status_t VirtualDisplaySurface::setAutoRefresh(bool) { |
| UNSUPPORTED(); |
| } |
| |
| status_t VirtualDisplaySurface::setDequeueTimeout(nsecs_t) { |
| UNSUPPORTED(); |
| } |
| |
| status_t VirtualDisplaySurface::getLastQueuedBuffer(sp<GraphicBuffer>*, sp<Fence>*, float[16]) { |
| UNSUPPORTED(); |
| } |
| |
| status_t VirtualDisplaySurface::getUniqueId(uint64_t*) const { |
| UNSUPPORTED(); |
| } |
| |
| status_t VirtualDisplaySurface::getConsumerUsage(uint64_t* outUsage) const { |
| return mSource[SOURCE_SINK]->getConsumerUsage(outUsage); |
| } |
| |
| void VirtualDisplaySurface::updateQueueBufferOutput( |
| QueueBufferOutput&& qbo) { |
| mQueueBufferOutput = std::move(qbo); |
| mQueueBufferOutput.transformHint = 0; |
| } |
| |
| void VirtualDisplaySurface::resetPerFrameState() { |
| mCompositionType = CompositionType::Unknown; |
| mFbFence = Fence::NO_FENCE; |
| mOutputFence = Fence::NO_FENCE; |
| mOutputProducerSlot = -1; |
| mFbProducerSlot = -1; |
| } |
| |
| status_t VirtualDisplaySurface::refreshOutputBuffer() { |
| LOG_ALWAYS_FATAL_IF(GpuVirtualDisplayId::tryCast(mDisplayId).has_value()); |
| |
| if (mOutputProducerSlot >= 0) { |
| mSource[SOURCE_SINK]->cancelBuffer( |
| mapProducer2SourceSlot(SOURCE_SINK, mOutputProducerSlot), |
| mOutputFence); |
| } |
| |
| int sslot; |
| status_t result = dequeueBuffer(SOURCE_SINK, mOutputFormat, mOutputUsage, |
| &sslot, &mOutputFence); |
| if (result < 0) |
| return result; |
| mOutputProducerSlot = mapSource2ProducerSlot(SOURCE_SINK, sslot); |
| |
| // On GPU-only frames, we don't have the right output buffer acquire fence |
| // until after GPU calls queueBuffer(). So here we just set the buffer |
| // (for use in HWC prepare) but not the fence; we'll call this again with |
| // the proper fence once we have it. |
| const auto halDisplayId = HalVirtualDisplayId::tryCast(mDisplayId); |
| LOG_FATAL_IF(!halDisplayId); |
| result = mHwc.setOutputBuffer(*halDisplayId, Fence::NO_FENCE, |
| mProducerBuffers[mOutputProducerSlot]); |
| |
| return result; |
| } |
| |
| // This slot mapping function is its own inverse, so two copies are unnecessary. |
| // Both are kept to make the intent clear where the function is called, and for |
| // the (unlikely) chance that we switch to a different mapping function. |
| int VirtualDisplaySurface::mapSource2ProducerSlot(Source source, int sslot) { |
| if (source == SOURCE_SCRATCH) { |
| return BufferQueue::NUM_BUFFER_SLOTS - sslot - 1; |
| } else { |
| return sslot; |
| } |
| } |
| int VirtualDisplaySurface::mapProducer2SourceSlot(Source source, int pslot) { |
| return mapSource2ProducerSlot(source, pslot); |
| } |
| |
| auto VirtualDisplaySurface::fbSourceForCompositionType(CompositionType type) -> Source { |
| return type == CompositionType::Mixed ? SOURCE_SCRATCH : SOURCE_SINK; |
| } |
| |
| std::string VirtualDisplaySurface::toString(CompositionType type) { |
| using namespace std::literals; |
| return type == CompositionType::Unknown ? "Unknown"s : ftl::Flags(type).string(); |
| } |
| |
| } // namespace android |
| |
| // TODO(b/129481165): remove the #pragma below and fix conversion issues |
| #pragma clang diagnostic pop // ignored "-Wconversion" |