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1260 lines
44 KiB
1260 lines
44 KiB
/*
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* Copyright 2017, The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "H2BGraphicBufferProducer"
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#include <android-base/logging.h>
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#include <gui/bufferqueue/1.0/H2BGraphicBufferProducer.h>
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#include <gui/bufferqueue/1.0/B2HProducerListener.h>
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#include <system/window.h>
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namespace android {
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namespace hardware {
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namespace graphics {
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namespace bufferqueue {
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namespace V1_0 {
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namespace utils {
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using Status = HGraphicBufferProducer::Status;
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using ::android::hardware::graphics::common::V1_0::Dataspace;
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typedef ::android::hardware::media::V1_0::Rect HRect;
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typedef ::android::hardware::media::V1_0::Region HRegion;
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// Conversion functions
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// native_handle_t helper functions.
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/**
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* \brief Take an fd and create a native handle containing only the given fd.
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* The created handle will need to be deleted manually with
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* `native_handle_delete()`.
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*
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* \param[in] fd The source file descriptor (of type `int`).
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* \return The create `native_handle_t*` that contains the given \p fd. If the
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* supplied \p fd is negative, the created native handle will contain no file
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* descriptors.
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*
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* If the native handle cannot be created, the return value will be
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* `nullptr`.
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*
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* This function does not duplicate the file descriptor.
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*/
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inline native_handle_t* native_handle_create_from_fd(int fd) {
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if (fd < 0) {
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return native_handle_create(0, 0);
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}
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native_handle_t* nh = native_handle_create(1, 0);
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if (nh == nullptr) {
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return nullptr;
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}
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nh->data[0] = fd;
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return nh;
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}
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/**
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* \brief Extract a file descriptor from a native handle.
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*
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* \param[in] nh The source `native_handle_t*`.
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* \param[in] index The index of the file descriptor in \p nh to read from. This
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* input has the default value of `0`.
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* \return The `index`-th file descriptor in \p nh. If \p nh does not have
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* enough file descriptors, the returned value will be `-1`.
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*
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* This function does not duplicate the file descriptor.
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*/
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inline int native_handle_read_fd(native_handle_t const* nh, int index = 0) {
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return ((nh == nullptr) || (nh->numFds == 0) ||
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(nh->numFds <= index) || (index < 0)) ?
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-1 : nh->data[index];
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}
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/**
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* \brief Convert `Return<Status>` to `status_t`. This is for legacy binder
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* calls.
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*
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* \param[in] t The source `Return<Status>`.
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* \return The corresponding `status_t`.
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*
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* This function first check if \p t has a transport error. If it does, then the
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* return value is the transport error code. Otherwise, the return value is
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* converted from `Status` contained inside \p t.
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*
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* Note:
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* - This `Status` is omx-specific. It is defined in `types.hal`.
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* - The name of this function is not `convert`.
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*/
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// convert: Return<Status> -> status_t
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inline status_t toStatusT(Return<Status> const& t) {
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if (t.isOk()) {
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return static_cast<status_t>(static_cast<Status>(t));
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} else if (t.isDeadObject()) {
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return DEAD_OBJECT;
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}
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return UNKNOWN_ERROR;
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}
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/**
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* \brief Convert `Return<void>` to `status_t`. This is for legacy binder calls.
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*
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* \param[in] t The source `Return<void>`.
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* \return The corresponding `status_t`.
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*/
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// convert: Return<void> -> status_t
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inline status_t toStatusT(Return<void> const& t) {
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return t.isOk() ? OK : (t.isDeadObject() ? DEAD_OBJECT : UNKNOWN_ERROR);
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}
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/**
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* \brief Wrap `GraphicBuffer` in `AnwBuffer`.
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*
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* \param[out] t The wrapper of type `AnwBuffer`.
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* \param[in] l The source `GraphicBuffer`.
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*/
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// wrap: GraphicBuffer -> AnwBuffer
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inline void wrapAs(AnwBuffer* t, GraphicBuffer const& l) {
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t->attr.width = l.getWidth();
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t->attr.height = l.getHeight();
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t->attr.stride = l.getStride();
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t->attr.format = static_cast<PixelFormat>(l.getPixelFormat());
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t->attr.layerCount = l.getLayerCount();
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t->attr.usage = uint32_t(l.getUsage()); // FIXME: need 64-bits usage version
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t->attr.id = l.getId();
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t->attr.generationNumber = l.getGenerationNumber();
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t->nativeHandle = hidl_handle(l.handle);
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}
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/**
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* \brief Convert `AnwBuffer` to `GraphicBuffer`.
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*
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* \param[out] l The destination `GraphicBuffer`.
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* \param[in] t The source `AnwBuffer`.
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*
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* This function will duplicate all file descriptors in \p t.
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*/
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// convert: AnwBuffer -> GraphicBuffer
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// Ref: frameworks/native/libs/ui/GraphicBuffer.cpp: GraphicBuffer::flatten
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inline bool convertTo(GraphicBuffer* l, AnwBuffer const& t) {
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native_handle_t* handle = t.nativeHandle == nullptr ?
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nullptr : native_handle_clone(t.nativeHandle);
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size_t const numInts = 12 +
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static_cast<size_t>(handle ? handle->numInts : 0);
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int32_t* ints = new int32_t[numInts];
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size_t numFds = static_cast<size_t>(handle ? handle->numFds : 0);
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int* fds = new int[numFds];
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ints[0] = 'GBFR';
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ints[1] = static_cast<int32_t>(t.attr.width);
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ints[2] = static_cast<int32_t>(t.attr.height);
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ints[3] = static_cast<int32_t>(t.attr.stride);
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ints[4] = static_cast<int32_t>(t.attr.format);
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ints[5] = static_cast<int32_t>(t.attr.layerCount);
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ints[6] = static_cast<int32_t>(t.attr.usage);
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ints[7] = static_cast<int32_t>(t.attr.id >> 32);
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ints[8] = static_cast<int32_t>(t.attr.id & 0xFFFFFFFF);
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ints[9] = static_cast<int32_t>(t.attr.generationNumber);
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ints[10] = 0;
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ints[11] = 0;
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if (handle) {
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ints[10] = static_cast<int32_t>(handle->numFds);
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ints[11] = static_cast<int32_t>(handle->numInts);
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int* intsStart = handle->data + handle->numFds;
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std::copy(handle->data, intsStart, fds);
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std::copy(intsStart, intsStart + handle->numInts, &ints[12]);
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}
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void const* constBuffer = static_cast<void const*>(ints);
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size_t size = numInts * sizeof(int32_t);
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int const* constFds = static_cast<int const*>(fds);
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status_t status = l->unflatten(constBuffer, size, constFds, numFds);
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delete [] fds;
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delete [] ints;
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native_handle_delete(handle);
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return status == NO_ERROR;
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}
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// Ref: frameworks/native/libs/ui/Fence.cpp
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/**
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* \brief Return the size of the non-fd buffer required to flatten a fence.
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*
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* \param[in] fence The input fence of type `hidl_handle`.
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* \return The required size of the flat buffer.
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*
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* The current version of this function always returns 4, which is the number of
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* bytes required to store the number of file descriptors contained in the fd
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* part of the flat buffer.
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*/
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inline size_t getFenceFlattenedSize(hidl_handle const& /* fence */) {
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return 4;
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};
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/**
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* \brief Return the number of file descriptors contained in a fence.
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*
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* \param[in] fence The input fence of type `hidl_handle`.
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* \return `0` if \p fence does not contain a valid file descriptor, or `1`
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* otherwise.
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*/
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inline size_t getFenceFdCount(hidl_handle const& fence) {
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return native_handle_read_fd(fence) == -1 ? 0 : 1;
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}
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/**
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* \brief Unflatten `Fence` to `hidl_handle`.
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*
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* \param[out] fence The destination `hidl_handle`.
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* \param[out] nh The underlying native handle.
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* \param[in,out] buffer The pointer to the flat non-fd buffer.
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* \param[in,out] size The size of the flat non-fd buffer.
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* \param[in,out] fds The pointer to the flat fd buffer.
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* \param[in,out] numFds The size of the flat fd buffer.
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* \return `NO_ERROR` on success; other value on failure.
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*
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* If the return value is `NO_ERROR`, \p nh will point to a newly created
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* native handle, which needs to be deleted with `native_handle_delete()`
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* afterwards.
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*/
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inline status_t unflattenFence(hidl_handle* fence, native_handle_t** nh,
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void const*& buffer, size_t& size, int const*& fds, size_t& numFds) {
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if (size < 4) {
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return NO_MEMORY;
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}
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uint32_t numFdsInHandle;
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FlattenableUtils::read(buffer, size, numFdsInHandle);
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if (numFdsInHandle > 1) {
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return BAD_VALUE;
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}
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if (numFds < numFdsInHandle) {
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return NO_MEMORY;
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}
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if (numFdsInHandle) {
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*nh = native_handle_create_from_fd(*fds);
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if (*nh == nullptr) {
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return NO_MEMORY;
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}
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*fence = *nh;
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++fds;
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--numFds;
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} else {
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*nh = nullptr;
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*fence = hidl_handle();
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}
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return NO_ERROR;
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}
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/**
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* \brief Flatten `hidl_handle` as `Fence`.
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*
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* \param[in] fence The source `hidl_handle`.
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* \param[in,out] buffer The pointer to the flat non-fd buffer.
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* \param[in,out] size The size of the flat non-fd buffer.
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* \param[in,out] fds The pointer to the flat fd buffer.
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* \param[in,out] numFds The size of the flat fd buffer.
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* \return `NO_ERROR` on success; other value on failure.
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*/
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inline status_t flattenFence(hidl_handle const& fence,
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void*& buffer, size_t& size, int*& fds, size_t& numFds) {
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if (size < getFenceFlattenedSize(fence) ||
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numFds < getFenceFdCount(fence)) {
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return NO_MEMORY;
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}
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// Cast to uint32_t since the size of a size_t can vary between 32- and
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// 64-bit processes
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FlattenableUtils::write(buffer, size,
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static_cast<uint32_t>(getFenceFdCount(fence)));
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int fd = native_handle_read_fd(fence);
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if (fd != -1) {
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*fds = fd;
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++fds;
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--numFds;
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}
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return NO_ERROR;
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}
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/**
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* \brief Wrap `Fence` in `hidl_handle`.
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*
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* \param[out] t The wrapper of type `hidl_handle`.
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* \param[out] nh The native handle pointed to by \p t.
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* \param[in] l The source `Fence`.
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*
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* On success, \p nh will hold a newly created native handle, which must be
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* deleted manually with `native_handle_delete()` afterwards.
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*/
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// wrap: Fence -> hidl_handle
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inline bool wrapAs(hidl_handle* t, native_handle_t** nh, Fence const& l) {
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size_t const baseSize = l.getFlattenedSize();
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std::unique_ptr<uint8_t[]> baseBuffer(
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new (std::nothrow) uint8_t[baseSize]);
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if (!baseBuffer) {
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return false;
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}
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size_t const baseNumFds = l.getFdCount();
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std::unique_ptr<int[]> baseFds(
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new (std::nothrow) int[baseNumFds]);
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if (!baseFds) {
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return false;
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}
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void* buffer = static_cast<void*>(baseBuffer.get());
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size_t size = baseSize;
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int* fds = static_cast<int*>(baseFds.get());
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size_t numFds = baseNumFds;
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if (l.flatten(buffer, size, fds, numFds) != NO_ERROR) {
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return false;
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}
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void const* constBuffer = static_cast<void const*>(baseBuffer.get());
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size = baseSize;
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int const* constFds = static_cast<int const*>(baseFds.get());
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numFds = baseNumFds;
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if (unflattenFence(t, nh, constBuffer, size, constFds, numFds)
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!= NO_ERROR) {
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return false;
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}
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return true;
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}
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/**
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* \brief Convert `hidl_handle` to `Fence`.
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*
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* \param[out] l The destination `Fence`. `l` must not have been used
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* (`l->isValid()` must return `false`) before this function is called.
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* \param[in] t The source `hidl_handle`.
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*
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* If \p t contains a valid file descriptor, it will be duplicated.
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*/
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// convert: hidl_handle -> Fence
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inline bool convertTo(Fence* l, hidl_handle const& t) {
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int fd = native_handle_read_fd(t);
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if (fd != -1) {
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fd = dup(fd);
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if (fd == -1) {
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return false;
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}
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}
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native_handle_t* nh = native_handle_create_from_fd(fd);
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if (nh == nullptr) {
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if (fd != -1) {
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close(fd);
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}
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return false;
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}
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size_t const baseSize = getFenceFlattenedSize(t);
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std::unique_ptr<uint8_t[]> baseBuffer(
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new (std::nothrow) uint8_t[baseSize]);
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if (!baseBuffer) {
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native_handle_delete(nh);
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return false;
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}
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size_t const baseNumFds = getFenceFdCount(t);
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std::unique_ptr<int[]> baseFds(
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new (std::nothrow) int[baseNumFds]);
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if (!baseFds) {
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native_handle_delete(nh);
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return false;
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}
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void* buffer = static_cast<void*>(baseBuffer.get());
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size_t size = baseSize;
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int* fds = static_cast<int*>(baseFds.get());
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size_t numFds = baseNumFds;
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if (flattenFence(hidl_handle(nh), buffer, size, fds, numFds) != NO_ERROR) {
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native_handle_delete(nh);
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return false;
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}
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native_handle_delete(nh);
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void const* constBuffer = static_cast<void const*>(baseBuffer.get());
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size = baseSize;
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int const* constFds = static_cast<int const*>(baseFds.get());
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numFds = baseNumFds;
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if (l->unflatten(constBuffer, size, constFds, numFds) != NO_ERROR) {
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return false;
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}
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return true;
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}
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// Ref: frameworks/native/libs/ui/Region.cpp
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/**
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* \brief Unflatten `HRegion`.
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*
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* \param[out] t The destination `HRegion`.
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* \param[in,out] buffer The pointer to the flat buffer.
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* \param[in,out] size The size of the flat buffer.
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* \return `NO_ERROR` on success; other value on failure.
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*/
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inline status_t unflatten(HRegion* t, void const*& buffer, size_t& size) {
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if (size < sizeof(uint32_t)) {
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return NO_MEMORY;
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}
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uint32_t numRects = 0;
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FlattenableUtils::read(buffer, size, numRects);
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if (size < numRects * sizeof(HRect)) {
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return NO_MEMORY;
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}
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if (numRects > (UINT32_MAX / sizeof(HRect))) {
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return NO_MEMORY;
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}
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t->resize(numRects);
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for (size_t r = 0; r < numRects; ++r) {
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::android::Rect rect(::android::Rect::EMPTY_RECT);
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status_t status = rect.unflatten(buffer, size);
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if (status != NO_ERROR) {
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return status;
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}
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FlattenableUtils::advance(buffer, size, sizeof(rect));
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(*t)[r] = HRect{
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static_cast<int32_t>(rect.left),
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static_cast<int32_t>(rect.top),
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static_cast<int32_t>(rect.right),
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static_cast<int32_t>(rect.bottom)};
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}
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return NO_ERROR;
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}
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// Ref: frameworks/native/libs/gui/IGraphicBufferProducer.cpp:
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// IGraphicBufferProducer::QueueBufferInput
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|
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/**
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* \brief Return a lower bound on the size of the buffer required to flatten
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* `HGraphicBufferProducer::QueueBufferInput`.
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*
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* \param[in] t The input `HGraphicBufferProducer::QueueBufferInput`.
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* \return A lower bound on the size of the flat buffer.
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*/
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constexpr size_t minFlattenedSize(
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HGraphicBufferProducer::QueueBufferInput const& /* t */) {
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return sizeof(int64_t) + // timestamp
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sizeof(int) + // isAutoTimestamp
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sizeof(android_dataspace) + // dataSpace
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sizeof(::android::Rect) + // crop
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sizeof(int) + // scalingMode
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sizeof(uint32_t) + // transform
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sizeof(uint32_t) + // stickyTransform
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sizeof(bool); // getFrameTimestamps
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}
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|
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/**
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* \brief Unflatten `HGraphicBufferProducer::QueueBufferInput`.
|
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*
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* \param[out] t The destination `HGraphicBufferProducer::QueueBufferInput`.
|
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* \param[out] nh The underlying native handle for `t->fence`.
|
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* \param[in,out] buffer The pointer to the flat non-fd buffer.
|
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* \param[in,out] size The size of the flat non-fd buffer.
|
|
* \param[in,out] fds The pointer to the flat fd buffer.
|
|
* \param[in,out] numFds The size of the flat fd buffer.
|
|
* \return `NO_ERROR` on success; other value on failure.
|
|
*
|
|
* If the return value is `NO_ERROR` and `t->fence` contains a valid file
|
|
* descriptor, \p nh will be a newly created native handle holding that file
|
|
* descriptor. \p nh needs to be deleted with `native_handle_delete()`
|
|
* afterwards.
|
|
*/
|
|
inline status_t unflatten(
|
|
HGraphicBufferProducer::QueueBufferInput* t, native_handle_t** nh,
|
|
void const*& buffer, size_t& size, int const*& fds, size_t& numFds) {
|
|
if (size < minFlattenedSize(*t)) {
|
|
return NO_MEMORY;
|
|
}
|
|
|
|
FlattenableUtils::read(buffer, size, t->timestamp);
|
|
int lIsAutoTimestamp;
|
|
FlattenableUtils::read(buffer, size, lIsAutoTimestamp);
|
|
t->isAutoTimestamp = static_cast<int32_t>(lIsAutoTimestamp);
|
|
android_dataspace_t lDataSpace;
|
|
FlattenableUtils::read(buffer, size, lDataSpace);
|
|
t->dataSpace = static_cast<Dataspace>(lDataSpace);
|
|
::android::Rect lCrop;
|
|
FlattenableUtils::read(buffer, size, lCrop);
|
|
t->crop = HRect{
|
|
static_cast<int32_t>(lCrop.left),
|
|
static_cast<int32_t>(lCrop.top),
|
|
static_cast<int32_t>(lCrop.right),
|
|
static_cast<int32_t>(lCrop.bottom)};
|
|
int lScalingMode;
|
|
FlattenableUtils::read(buffer, size, lScalingMode);
|
|
t->scalingMode = static_cast<int32_t>(lScalingMode);
|
|
FlattenableUtils::read(buffer, size, t->transform);
|
|
FlattenableUtils::read(buffer, size, t->stickyTransform);
|
|
FlattenableUtils::read(buffer, size, t->getFrameTimestamps);
|
|
|
|
status_t status = unflattenFence(&(t->fence), nh,
|
|
buffer, size, fds, numFds);
|
|
if (status != NO_ERROR) {
|
|
return status;
|
|
}
|
|
return unflatten(&(t->surfaceDamage), buffer, size);
|
|
}
|
|
|
|
/**
|
|
* \brief Wrap `IGraphicBufferProducer::QueueBufferInput` in
|
|
* `HGraphicBufferProducer::QueueBufferInput`.
|
|
*
|
|
* \param[out] t The wrapper of type
|
|
* `HGraphicBufferProducer::QueueBufferInput`.
|
|
* \param[out] nh The underlying native handle for `t->fence`.
|
|
* \param[in] l The source `IGraphicBufferProducer::QueueBufferInput`.
|
|
*
|
|
* If the return value is `true` and `t->fence` contains a valid file
|
|
* descriptor, \p nh will be a newly created native handle holding that file
|
|
* descriptor. \p nh needs to be deleted with `native_handle_delete()`
|
|
* afterwards.
|
|
*/
|
|
inline bool wrapAs(
|
|
HGraphicBufferProducer::QueueBufferInput* t,
|
|
native_handle_t** nh,
|
|
BGraphicBufferProducer::QueueBufferInput const& l) {
|
|
|
|
size_t const baseSize = l.getFlattenedSize();
|
|
std::unique_ptr<uint8_t[]> baseBuffer(
|
|
new (std::nothrow) uint8_t[baseSize]);
|
|
if (!baseBuffer) {
|
|
return false;
|
|
}
|
|
|
|
size_t const baseNumFds = l.getFdCount();
|
|
std::unique_ptr<int[]> baseFds(
|
|
new (std::nothrow) int[baseNumFds]);
|
|
if (!baseFds) {
|
|
return false;
|
|
}
|
|
|
|
void* buffer = static_cast<void*>(baseBuffer.get());
|
|
size_t size = baseSize;
|
|
int* fds = baseFds.get();
|
|
size_t numFds = baseNumFds;
|
|
if (l.flatten(buffer, size, fds, numFds) != NO_ERROR) {
|
|
return false;
|
|
}
|
|
|
|
void const* constBuffer = static_cast<void const*>(baseBuffer.get());
|
|
size = baseSize;
|
|
int const* constFds = static_cast<int const*>(baseFds.get());
|
|
numFds = baseNumFds;
|
|
if (unflatten(t, nh, constBuffer, size, constFds, numFds) != NO_ERROR) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// Ref: frameworks/native/libs/ui/FenceTime.cpp: FenceTime::Snapshot
|
|
|
|
/**
|
|
* \brief Return the size of the non-fd buffer required to flatten
|
|
* `FenceTimeSnapshot`.
|
|
*
|
|
* \param[in] t The input `FenceTimeSnapshot`.
|
|
* \return The required size of the flat buffer.
|
|
*/
|
|
inline size_t getFlattenedSize(
|
|
HGraphicBufferProducer::FenceTimeSnapshot const& t) {
|
|
constexpr size_t min = sizeof(t.state);
|
|
switch (t.state) {
|
|
case HGraphicBufferProducer::FenceTimeSnapshot::State::EMPTY:
|
|
return min;
|
|
case HGraphicBufferProducer::FenceTimeSnapshot::State::FENCE:
|
|
return min + getFenceFlattenedSize(t.fence);
|
|
case HGraphicBufferProducer::FenceTimeSnapshot::State::SIGNAL_TIME:
|
|
return min + sizeof(
|
|
::android::FenceTime::Snapshot::signalTime);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* \brief Return the number of file descriptors contained in
|
|
* `FenceTimeSnapshot`.
|
|
*
|
|
* \param[in] t The input `FenceTimeSnapshot`.
|
|
* \return The number of file descriptors contained in \p snapshot.
|
|
*/
|
|
inline size_t getFdCount(
|
|
HGraphicBufferProducer::FenceTimeSnapshot const& t) {
|
|
return t.state ==
|
|
HGraphicBufferProducer::FenceTimeSnapshot::State::FENCE ?
|
|
getFenceFdCount(t.fence) : 0;
|
|
}
|
|
|
|
/**
|
|
* \brief Flatten `FenceTimeSnapshot`.
|
|
*
|
|
* \param[in] t The source `FenceTimeSnapshot`.
|
|
* \param[out] nh The cloned native handle, if necessary.
|
|
* \param[in,out] buffer The pointer to the flat non-fd buffer.
|
|
* \param[in,out] size The size of the flat non-fd buffer.
|
|
* \param[in,out] fds The pointer to the flat fd buffer.
|
|
* \param[in,out] numFds The size of the flat fd buffer.
|
|
* \return `NO_ERROR` on success; other value on failure.
|
|
*
|
|
* This function will duplicate the file descriptor in `t.fence` if `t.state ==
|
|
* FENCE`, in which case \p nh will be returned.
|
|
*/
|
|
inline status_t flatten(HGraphicBufferProducer::FenceTimeSnapshot const& t,
|
|
native_handle_t** nh,
|
|
void*& buffer, size_t& size, int*& fds, size_t& numFds) {
|
|
if (size < getFlattenedSize(t)) {
|
|
return NO_MEMORY;
|
|
}
|
|
|
|
*nh = nullptr;
|
|
switch (t.state) {
|
|
case HGraphicBufferProducer::FenceTimeSnapshot::State::EMPTY:
|
|
FlattenableUtils::write(buffer, size,
|
|
::android::FenceTime::Snapshot::State::EMPTY);
|
|
return NO_ERROR;
|
|
case HGraphicBufferProducer::FenceTimeSnapshot::State::FENCE:
|
|
FlattenableUtils::write(buffer, size,
|
|
::android::FenceTime::Snapshot::State::FENCE);
|
|
*nh = t.fence.getNativeHandle() == nullptr ?
|
|
nullptr : native_handle_clone(t.fence);
|
|
return flattenFence(hidl_handle(*nh), buffer, size, fds, numFds);
|
|
case HGraphicBufferProducer::FenceTimeSnapshot::State::SIGNAL_TIME:
|
|
FlattenableUtils::write(buffer, size,
|
|
::android::FenceTime::Snapshot::State::SIGNAL_TIME);
|
|
FlattenableUtils::write(buffer, size, t.signalTimeNs);
|
|
return NO_ERROR;
|
|
}
|
|
return NO_ERROR;
|
|
}
|
|
|
|
// Ref: frameworks/native/libs/gui/FrameTimestamps.cpp: FrameEventsDelta
|
|
|
|
/**
|
|
* \brief Return a lower bound on the size of the non-fd buffer required to
|
|
* flatten `FrameEventsDelta`.
|
|
*
|
|
* \param[in] t The input `FrameEventsDelta`.
|
|
* \return A lower bound on the size of the flat buffer.
|
|
*/
|
|
constexpr size_t minFlattenedSize(
|
|
HGraphicBufferProducer::FrameEventsDelta const& /* t */) {
|
|
return sizeof(uint64_t) + // mFrameNumber
|
|
sizeof(uint8_t) + // mIndex
|
|
sizeof(uint8_t) + // mAddPostCompositeCalled
|
|
sizeof(uint8_t) + // mAddRetireCalled
|
|
sizeof(uint8_t) + // mAddReleaseCalled
|
|
sizeof(nsecs_t) + // mPostedTime
|
|
sizeof(nsecs_t) + // mRequestedPresentTime
|
|
sizeof(nsecs_t) + // mLatchTime
|
|
sizeof(nsecs_t) + // mFirstRefreshStartTime
|
|
sizeof(nsecs_t); // mLastRefreshStartTime
|
|
}
|
|
|
|
/**
|
|
* \brief Return the size of the non-fd buffer required to flatten
|
|
* `FrameEventsDelta`.
|
|
*
|
|
* \param[in] t The input `FrameEventsDelta`.
|
|
* \return The required size of the flat buffer.
|
|
*/
|
|
inline size_t getFlattenedSize(
|
|
HGraphicBufferProducer::FrameEventsDelta const& t) {
|
|
return minFlattenedSize(t) +
|
|
getFlattenedSize(t.gpuCompositionDoneFence) +
|
|
getFlattenedSize(t.displayPresentFence) +
|
|
getFlattenedSize(t.displayRetireFence) +
|
|
getFlattenedSize(t.releaseFence);
|
|
};
|
|
|
|
/**
|
|
* \brief Return the number of file descriptors contained in
|
|
* `FrameEventsDelta`.
|
|
*
|
|
* \param[in] t The input `FrameEventsDelta`.
|
|
* \return The number of file descriptors contained in \p t.
|
|
*/
|
|
inline size_t getFdCount(
|
|
HGraphicBufferProducer::FrameEventsDelta const& t) {
|
|
return getFdCount(t.gpuCompositionDoneFence) +
|
|
getFdCount(t.displayPresentFence) +
|
|
getFdCount(t.displayRetireFence) +
|
|
getFdCount(t.releaseFence);
|
|
};
|
|
|
|
/**
|
|
* \brief Flatten `FrameEventsDelta`.
|
|
*
|
|
* \param[in] t The source `FrameEventsDelta`.
|
|
* \param[out] nh The array of native handles that are cloned.
|
|
* \param[in,out] buffer The pointer to the flat non-fd buffer.
|
|
* \param[in,out] size The size of the flat non-fd buffer.
|
|
* \param[in,out] fds The pointer to the flat fd buffer.
|
|
* \param[in,out] numFds The size of the flat fd buffer.
|
|
* \return `NO_ERROR` on success; other value on failure.
|
|
*
|
|
* On success, this function will duplicate file descriptors contained in \p t.
|
|
* The cloned native handles will be stored in \p nh. These native handles will
|
|
* need to be closed by the caller.
|
|
*/
|
|
// Ref: frameworks/native/libs/gui/FrameTimestamp.cpp:
|
|
// FrameEventsDelta::flatten
|
|
inline status_t flatten(HGraphicBufferProducer::FrameEventsDelta const& t,
|
|
std::vector<native_handle_t*>* nh,
|
|
void*& buffer, size_t& size, int*& fds, size_t numFds) {
|
|
// Check that t.index is within a valid range.
|
|
if (t.index >= static_cast<uint32_t>(FrameEventHistory::MAX_FRAME_HISTORY)
|
|
|| t.index > std::numeric_limits<uint8_t>::max()) {
|
|
return BAD_VALUE;
|
|
}
|
|
|
|
FlattenableUtils::write(buffer, size, t.frameNumber);
|
|
|
|
// These are static_cast to uint8_t for alignment.
|
|
FlattenableUtils::write(buffer, size, static_cast<uint8_t>(t.index));
|
|
FlattenableUtils::write(
|
|
buffer, size, static_cast<uint8_t>(t.addPostCompositeCalled));
|
|
FlattenableUtils::write(
|
|
buffer, size, static_cast<uint8_t>(t.addRetireCalled));
|
|
FlattenableUtils::write(
|
|
buffer, size, static_cast<uint8_t>(t.addReleaseCalled));
|
|
|
|
FlattenableUtils::write(buffer, size, t.postedTimeNs);
|
|
FlattenableUtils::write(buffer, size, t.requestedPresentTimeNs);
|
|
FlattenableUtils::write(buffer, size, t.latchTimeNs);
|
|
FlattenableUtils::write(buffer, size, t.firstRefreshStartTimeNs);
|
|
FlattenableUtils::write(buffer, size, t.lastRefreshStartTimeNs);
|
|
FlattenableUtils::write(buffer, size, t.dequeueReadyTime);
|
|
|
|
// Fences
|
|
HGraphicBufferProducer::FenceTimeSnapshot const* tSnapshot[4];
|
|
tSnapshot[0] = &t.gpuCompositionDoneFence;
|
|
tSnapshot[1] = &t.displayPresentFence;
|
|
tSnapshot[2] = &t.displayRetireFence;
|
|
tSnapshot[3] = &t.releaseFence;
|
|
nh->resize(4);
|
|
for (size_t snapshotIndex = 0; snapshotIndex < 4; ++snapshotIndex) {
|
|
status_t status = flatten(
|
|
*(tSnapshot[snapshotIndex]),
|
|
&((*nh)[snapshotIndex]),
|
|
buffer, size, fds, numFds);
|
|
if (status != NO_ERROR) {
|
|
while (snapshotIndex > 0) {
|
|
--snapshotIndex;
|
|
native_handle_close((*nh)[snapshotIndex]);
|
|
native_handle_delete((*nh)[snapshotIndex]);
|
|
(*nh)[snapshotIndex] = nullptr;
|
|
}
|
|
return status;
|
|
}
|
|
}
|
|
return NO_ERROR;
|
|
}
|
|
|
|
// Ref: frameworks/native/libs/gui/FrameTimestamps.cpp: FrameEventHistoryDelta
|
|
|
|
/**
|
|
* \brief Return the size of the non-fd buffer required to flatten
|
|
* `HGraphicBufferProducer::FrameEventHistoryDelta`.
|
|
*
|
|
* \param[in] t The input `HGraphicBufferProducer::FrameEventHistoryDelta`.
|
|
* \return The required size of the flat buffer.
|
|
*/
|
|
inline size_t getFlattenedSize(
|
|
HGraphicBufferProducer::FrameEventHistoryDelta const& t) {
|
|
size_t size = 4 + // mDeltas.size()
|
|
sizeof(t.compositorTiming);
|
|
for (size_t i = 0; i < t.deltas.size(); ++i) {
|
|
size += getFlattenedSize(t.deltas[i]);
|
|
}
|
|
return size;
|
|
}
|
|
|
|
/**
|
|
* \brief Return the number of file descriptors contained in
|
|
* `HGraphicBufferProducer::FrameEventHistoryDelta`.
|
|
*
|
|
* \param[in] t The input `HGraphicBufferProducer::FrameEventHistoryDelta`.
|
|
* \return The number of file descriptors contained in \p t.
|
|
*/
|
|
inline size_t getFdCount(
|
|
HGraphicBufferProducer::FrameEventHistoryDelta const& t) {
|
|
size_t numFds = 0;
|
|
for (size_t i = 0; i < t.deltas.size(); ++i) {
|
|
numFds += getFdCount(t.deltas[i]);
|
|
}
|
|
return numFds;
|
|
}
|
|
|
|
/**
|
|
* \brief Flatten `FrameEventHistoryDelta`.
|
|
*
|
|
* \param[in] t The source `FrameEventHistoryDelta`.
|
|
* \param[out] nh The array of arrays of cloned native handles.
|
|
* \param[in,out] buffer The pointer to the flat non-fd buffer.
|
|
* \param[in,out] size The size of the flat non-fd buffer.
|
|
* \param[in,out] fds The pointer to the flat fd buffer.
|
|
* \param[in,out] numFds The size of the flat fd buffer.
|
|
* \return `NO_ERROR` on success; other value on failure.
|
|
*
|
|
* On success, this function will duplicate file descriptors contained in \p t.
|
|
* The cloned native handles will be stored in \p nh. Before making the call, \p
|
|
* nh should have enough space to store `n` pointers to arrays of native
|
|
* handles, where `n` is the length of `t.deltas`, and each `nh[i]` should have
|
|
* enough space to store `4` native handles.
|
|
*/
|
|
inline status_t flatten(
|
|
HGraphicBufferProducer::FrameEventHistoryDelta const& t,
|
|
std::vector<std::vector<native_handle_t*> >* nh,
|
|
void*& buffer, size_t& size, int*& fds, size_t& numFds) {
|
|
if (t.deltas.size() > ::android::FrameEventHistory::MAX_FRAME_HISTORY) {
|
|
return BAD_VALUE;
|
|
}
|
|
if (size < getFlattenedSize(t)) {
|
|
return NO_MEMORY;
|
|
}
|
|
|
|
FlattenableUtils::write(buffer, size, t.compositorTiming);
|
|
|
|
FlattenableUtils::write(buffer, size, static_cast<uint32_t>(t.deltas.size()));
|
|
nh->resize(t.deltas.size());
|
|
for (size_t deltaIndex = 0; deltaIndex < t.deltas.size(); ++deltaIndex) {
|
|
status_t status = flatten(
|
|
t.deltas[deltaIndex], &((*nh)[deltaIndex]),
|
|
buffer, size, fds, numFds);
|
|
if (status != NO_ERROR) {
|
|
while (deltaIndex > 0) {
|
|
--deltaIndex;
|
|
for (size_t snapshotIndex = 0;
|
|
snapshotIndex < 4; ++snapshotIndex) {
|
|
native_handle_close((*nh)[deltaIndex][snapshotIndex]);
|
|
native_handle_delete((*nh)[deltaIndex][snapshotIndex]);
|
|
(*nh)[deltaIndex][snapshotIndex] = nullptr;
|
|
}
|
|
}
|
|
return status;
|
|
}
|
|
}
|
|
return NO_ERROR;
|
|
}
|
|
|
|
/**
|
|
* \brief Convert `HGraphicBufferProducer::FrameEventHistoryDelta` to
|
|
* `::android::FrameEventHistoryDelta`.
|
|
*
|
|
* \param[out] l The destination `::android::FrameEventHistoryDelta`.
|
|
* \param[in] t The source `HGraphicBufferProducer::FrameEventHistoryDelta`.
|
|
*
|
|
* This function will duplicate all file descriptors contained in \p t.
|
|
*/
|
|
inline bool convertTo(
|
|
::android::FrameEventHistoryDelta* l,
|
|
HGraphicBufferProducer::FrameEventHistoryDelta const& t) {
|
|
|
|
size_t const baseSize = getFlattenedSize(t);
|
|
std::unique_ptr<uint8_t[]> baseBuffer(
|
|
new (std::nothrow) uint8_t[baseSize]);
|
|
if (!baseBuffer) {
|
|
return false;
|
|
}
|
|
|
|
size_t const baseNumFds = getFdCount(t);
|
|
std::unique_ptr<int[]> baseFds(
|
|
new (std::nothrow) int[baseNumFds]);
|
|
if (!baseFds) {
|
|
return false;
|
|
}
|
|
|
|
void* buffer = static_cast<void*>(baseBuffer.get());
|
|
size_t size = baseSize;
|
|
int* fds = static_cast<int*>(baseFds.get());
|
|
size_t numFds = baseNumFds;
|
|
std::vector<std::vector<native_handle_t*> > nhAA;
|
|
if (flatten(t, &nhAA, buffer, size, fds, numFds) != NO_ERROR) {
|
|
return false;
|
|
}
|
|
|
|
void const* constBuffer = static_cast<void const*>(baseBuffer.get());
|
|
size = baseSize;
|
|
int const* constFds = static_cast<int const*>(baseFds.get());
|
|
numFds = baseNumFds;
|
|
if (l->unflatten(constBuffer, size, constFds, numFds) != NO_ERROR) {
|
|
for (const auto& nhA : nhAA) {
|
|
for (auto nh : nhA) {
|
|
if (nh != nullptr) {
|
|
native_handle_close(nh);
|
|
native_handle_delete(nh);
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
for (const auto& nhA : nhAA) {
|
|
for (const auto& nh : nhA) {
|
|
if (nh != nullptr) {
|
|
native_handle_delete(nh);
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
// Ref: frameworks/native/libs/gui/IGraphicBufferProducer.cpp:
|
|
// IGraphicBufferProducer::QueueBufferOutput
|
|
|
|
/**
|
|
* \brief Convert `HGraphicBufferProducer::QueueBufferOutput` to
|
|
* `IGraphicBufferProducer::QueueBufferOutput`.
|
|
*
|
|
* \param[out] l The destination `IGraphicBufferProducer::QueueBufferOutput`.
|
|
* \param[in] t The source `HGraphicBufferProducer::QueueBufferOutput`.
|
|
*
|
|
* This function will duplicate all file descriptors contained in \p t.
|
|
*/
|
|
// convert: HGraphicBufferProducer::QueueBufferOutput ->
|
|
// IGraphicBufferProducer::QueueBufferOutput
|
|
inline bool convertTo(
|
|
BGraphicBufferProducer::QueueBufferOutput* l,
|
|
HGraphicBufferProducer::QueueBufferOutput const& t) {
|
|
if (!convertTo(&(l->frameTimestamps), t.frameTimestamps)) {
|
|
return false;
|
|
}
|
|
l->width = t.width;
|
|
l->height = t.height;
|
|
l->transformHint = t.transformHint;
|
|
l->numPendingBuffers = t.numPendingBuffers;
|
|
l->nextFrameNumber = t.nextFrameNumber;
|
|
l->bufferReplaced = t.bufferReplaced;
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* \brief Convert `IGraphicBufferProducer::DisconnectMode` to
|
|
* `HGraphicBufferProducer::DisconnectMode`.
|
|
*
|
|
* \param[in] l The source `IGraphicBufferProducer::DisconnectMode`.
|
|
* \return The corresponding `HGraphicBufferProducer::DisconnectMode`.
|
|
*/
|
|
inline HGraphicBufferProducer::DisconnectMode toHDisconnectMode(
|
|
BGraphicBufferProducer::DisconnectMode l) {
|
|
switch (l) {
|
|
case BGraphicBufferProducer::DisconnectMode::Api:
|
|
return HGraphicBufferProducer::DisconnectMode::API;
|
|
case BGraphicBufferProducer::DisconnectMode::AllLocal:
|
|
return HGraphicBufferProducer::DisconnectMode::ALL_LOCAL;
|
|
}
|
|
return HGraphicBufferProducer::DisconnectMode::API;
|
|
}
|
|
|
|
// H2BGraphicBufferProducer
|
|
|
|
status_t H2BGraphicBufferProducer::requestBuffer(int slot, sp<GraphicBuffer>* buf) {
|
|
*buf = new GraphicBuffer();
|
|
status_t fnStatus;
|
|
status_t transStatus = toStatusT(mBase->requestBuffer(
|
|
static_cast<int32_t>(slot),
|
|
[&fnStatus, &buf] (Status status, AnwBuffer const& buffer) {
|
|
fnStatus = toStatusT(status);
|
|
if (!convertTo(buf->get(), buffer)) {
|
|
fnStatus = fnStatus == NO_ERROR ? BAD_VALUE : fnStatus;
|
|
}
|
|
}));
|
|
return transStatus == NO_ERROR ? fnStatus : transStatus;
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::setMaxDequeuedBufferCount(
|
|
int maxDequeuedBuffers) {
|
|
return toStatusT(mBase->setMaxDequeuedBufferCount(
|
|
static_cast<int32_t>(maxDequeuedBuffers)));
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::setAsyncMode(bool async) {
|
|
return toStatusT(mBase->setAsyncMode(async));
|
|
}
|
|
|
|
// FIXME: usage bits truncated -- needs a 64-bits usage version
|
|
status_t H2BGraphicBufferProducer::dequeueBuffer(int* slot, sp<Fence>* fence, uint32_t w,
|
|
uint32_t h, ::android::PixelFormat format,
|
|
uint64_t usage, uint64_t* outBufferAge,
|
|
FrameEventHistoryDelta* outTimestamps) {
|
|
*fence = new Fence();
|
|
status_t fnStatus;
|
|
status_t transStatus = toStatusT(mBase->dequeueBuffer(
|
|
w, h, static_cast<PixelFormat>(format), uint32_t(usage),
|
|
outTimestamps != nullptr,
|
|
[&fnStatus, slot, fence, outTimestamps] (
|
|
Status status,
|
|
int32_t tSlot,
|
|
hidl_handle const& tFence,
|
|
HGraphicBufferProducer::FrameEventHistoryDelta const& tTs) {
|
|
fnStatus = toStatusT(status);
|
|
*slot = tSlot;
|
|
if (!convertTo(fence->get(), tFence)) {
|
|
ALOGE("H2BGraphicBufferProducer::dequeueBuffer - "
|
|
"Invalid output fence");
|
|
fnStatus = fnStatus == NO_ERROR ? BAD_VALUE : fnStatus;
|
|
}
|
|
if (outTimestamps && !convertTo(outTimestamps, tTs)) {
|
|
ALOGE("H2BGraphicBufferProducer::dequeueBuffer - "
|
|
"Invalid output timestamps");
|
|
fnStatus = fnStatus == NO_ERROR ? BAD_VALUE : fnStatus;
|
|
}
|
|
}));
|
|
if (outBufferAge) {
|
|
// Since the HAL version doesn't return the buffer age, set it to 0:
|
|
*outBufferAge = 0;
|
|
}
|
|
return transStatus == NO_ERROR ? fnStatus : transStatus;
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::detachBuffer(int slot) {
|
|
return toStatusT(mBase->detachBuffer(static_cast<int>(slot)));
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::detachNextBuffer(
|
|
sp<GraphicBuffer>* outBuffer, sp<Fence>* outFence) {
|
|
*outBuffer = new GraphicBuffer();
|
|
*outFence = new Fence();
|
|
status_t fnStatus;
|
|
status_t transStatus = toStatusT(mBase->detachNextBuffer(
|
|
[&fnStatus, outBuffer, outFence] (
|
|
Status status,
|
|
AnwBuffer const& tBuffer,
|
|
hidl_handle const& tFence) {
|
|
fnStatus = toStatusT(status);
|
|
if (!convertTo(outFence->get(), tFence)) {
|
|
ALOGE("H2BGraphicBufferProducer::detachNextBuffer - "
|
|
"Invalid output fence");
|
|
fnStatus = fnStatus == NO_ERROR ? BAD_VALUE : fnStatus;
|
|
}
|
|
if (!convertTo(outBuffer->get(), tBuffer)) {
|
|
ALOGE("H2BGraphicBufferProducer::detachNextBuffer - "
|
|
"Invalid output buffer");
|
|
fnStatus = fnStatus == NO_ERROR ? BAD_VALUE : fnStatus;
|
|
}
|
|
}));
|
|
return transStatus == NO_ERROR ? fnStatus : transStatus;
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::attachBuffer(
|
|
int* outSlot, const sp<GraphicBuffer>& buffer) {
|
|
AnwBuffer tBuffer{};
|
|
wrapAs(&tBuffer, *buffer);
|
|
status_t fnStatus;
|
|
status_t transStatus = toStatusT(mBase->attachBuffer(tBuffer,
|
|
[&fnStatus, outSlot] (Status status, int32_t slot) {
|
|
fnStatus = toStatusT(status);
|
|
*outSlot = slot;
|
|
}));
|
|
return transStatus == NO_ERROR ? fnStatus : transStatus;
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::queueBuffer(
|
|
int slot,
|
|
const QueueBufferInput& input,
|
|
QueueBufferOutput* output) {
|
|
HGraphicBufferProducer::QueueBufferInput tInput{};
|
|
native_handle_t* nh;
|
|
if (!wrapAs(&tInput, &nh, input)) {
|
|
ALOGE("H2BGraphicBufferProducer::queueBuffer - "
|
|
"Invalid input");
|
|
return BAD_VALUE;
|
|
}
|
|
status_t fnStatus;
|
|
status_t transStatus = toStatusT(mBase->queueBuffer(slot, tInput,
|
|
[&fnStatus, output] (
|
|
Status status,
|
|
HGraphicBufferProducer::QueueBufferOutput const& tOutput) {
|
|
fnStatus = toStatusT(status);
|
|
if (!convertTo(output, tOutput)) {
|
|
ALOGE("H2BGraphicBufferProducer::queueBuffer - "
|
|
"Invalid output");
|
|
fnStatus = fnStatus == NO_ERROR ? BAD_VALUE : fnStatus;
|
|
}
|
|
}));
|
|
native_handle_delete(nh);
|
|
return transStatus == NO_ERROR ? fnStatus : transStatus;
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::cancelBuffer(int slot, const sp<Fence>& fence) {
|
|
hidl_handle tFence;
|
|
native_handle_t* nh = nullptr;
|
|
if ((fence == nullptr) || !wrapAs(&tFence, &nh, *fence)) {
|
|
ALOGE("H2BGraphicBufferProducer::cancelBuffer - "
|
|
"Invalid input fence");
|
|
return BAD_VALUE;
|
|
}
|
|
|
|
status_t status = toStatusT(mBase->cancelBuffer(
|
|
static_cast<int32_t>(slot), tFence));
|
|
native_handle_delete(nh);
|
|
return status;
|
|
}
|
|
|
|
int H2BGraphicBufferProducer::query(int what, int* value) {
|
|
int result;
|
|
status_t transStatus = toStatusT(mBase->query(
|
|
static_cast<int32_t>(what),
|
|
[&result, value] (int32_t tResult, int32_t tValue) {
|
|
result = static_cast<int>(tResult);
|
|
*value = static_cast<int>(tValue);
|
|
}));
|
|
return transStatus == NO_ERROR ? result : static_cast<int>(transStatus);
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::connect(
|
|
const sp<IProducerListener>& listener, int api,
|
|
bool producerControlledByApp, QueueBufferOutput* output) {
|
|
sp<HProducerListener> tListener = listener == nullptr ?
|
|
nullptr : new B2HProducerListener(listener);
|
|
status_t fnStatus;
|
|
status_t transStatus = toStatusT(mBase->connect(
|
|
tListener, static_cast<int32_t>(api), producerControlledByApp,
|
|
[&fnStatus, output] (
|
|
Status status,
|
|
HGraphicBufferProducer::QueueBufferOutput const& tOutput) {
|
|
fnStatus = toStatusT(status);
|
|
if (!convertTo(output, tOutput)) {
|
|
ALOGE("H2BGraphicBufferProducer::connect - "
|
|
"Invalid output");
|
|
fnStatus = fnStatus == NO_ERROR ? BAD_VALUE : fnStatus;
|
|
}
|
|
}));
|
|
return transStatus == NO_ERROR ? fnStatus : transStatus;
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::disconnect(int api, DisconnectMode mode) {
|
|
return toStatusT(mBase->disconnect(
|
|
static_cast<int32_t>(api), toHDisconnectMode(mode)));
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::setSidebandStream(
|
|
const sp<NativeHandle>& stream) {
|
|
return toStatusT(mBase->setSidebandStream(stream == nullptr ? nullptr : stream->handle()));
|
|
}
|
|
|
|
// FIXME: usage bits truncated -- needs a 64-bits usage version
|
|
void H2BGraphicBufferProducer::allocateBuffers(uint32_t width, uint32_t height,
|
|
::android::PixelFormat format, uint64_t usage) {
|
|
mBase->allocateBuffers(
|
|
width, height, static_cast<PixelFormat>(format), uint32_t(usage));
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::allowAllocation(bool allow) {
|
|
return toStatusT(mBase->allowAllocation(allow));
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::setGenerationNumber(uint32_t generationNumber) {
|
|
return toStatusT(mBase->setGenerationNumber(generationNumber));
|
|
}
|
|
|
|
String8 H2BGraphicBufferProducer::getConsumerName() const {
|
|
String8 lName;
|
|
mBase->getConsumerName([&lName] (hidl_string const& name) {
|
|
lName = name.c_str();
|
|
});
|
|
return lName;
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::setSharedBufferMode(bool sharedBufferMode) {
|
|
return toStatusT(mBase->setSharedBufferMode(sharedBufferMode));
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::setAutoRefresh(bool autoRefresh) {
|
|
return toStatusT(mBase->setAutoRefresh(autoRefresh));
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::setDequeueTimeout(nsecs_t timeout) {
|
|
return toStatusT(mBase->setDequeueTimeout(static_cast<int64_t>(timeout)));
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::getLastQueuedBuffer(
|
|
sp<GraphicBuffer>* outBuffer,
|
|
sp<Fence>* outFence,
|
|
float outTransformMatrix[16]) {
|
|
status_t fnStatus;
|
|
status_t transStatus = toStatusT(mBase->getLastQueuedBuffer(
|
|
[&fnStatus, outBuffer, outFence, &outTransformMatrix] (
|
|
Status status,
|
|
AnwBuffer const& buffer,
|
|
hidl_handle const& fence,
|
|
hidl_array<float, 16> const& transformMatrix) {
|
|
fnStatus = toStatusT(status);
|
|
*outBuffer = new GraphicBuffer();
|
|
if (!convertTo(outBuffer->get(), buffer)) {
|
|
ALOGE("H2BGraphicBufferProducer::getLastQueuedBuffer - "
|
|
"Invalid output buffer");
|
|
fnStatus = fnStatus == NO_ERROR ? BAD_VALUE : fnStatus;
|
|
}
|
|
*outFence = new Fence();
|
|
if (!convertTo(outFence->get(), fence)) {
|
|
ALOGE("H2BGraphicBufferProducer::getLastQueuedBuffer - "
|
|
"Invalid output fence");
|
|
fnStatus = fnStatus == NO_ERROR ? BAD_VALUE : fnStatus;
|
|
}
|
|
std::copy(transformMatrix.data(),
|
|
transformMatrix.data() + 16,
|
|
outTransformMatrix);
|
|
}));
|
|
return transStatus == NO_ERROR ? fnStatus : transStatus;
|
|
}
|
|
|
|
void H2BGraphicBufferProducer::getFrameTimestamps(FrameEventHistoryDelta* outDelta) {
|
|
mBase->getFrameTimestamps([outDelta] (
|
|
HGraphicBufferProducer::FrameEventHistoryDelta const& tDelta) {
|
|
convertTo(outDelta, tDelta);
|
|
});
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::getUniqueId(uint64_t* outId) const {
|
|
status_t fnStatus;
|
|
status_t transStatus = toStatusT(mBase->getUniqueId(
|
|
[&fnStatus, outId] (Status status, uint64_t id) {
|
|
fnStatus = toStatusT(status);
|
|
*outId = id;
|
|
}));
|
|
return transStatus == NO_ERROR ? fnStatus : transStatus;
|
|
}
|
|
|
|
status_t H2BGraphicBufferProducer::getConsumerUsage(uint64_t* outUsage) const {
|
|
ALOGW("getConsumerUsage is not fully supported");
|
|
int result;
|
|
status_t transStatus = toStatusT(mBase->query(
|
|
NATIVE_WINDOW_CONSUMER_USAGE_BITS,
|
|
[&result, outUsage] (int32_t tResult, int32_t tValue) {
|
|
result = static_cast<int>(tResult);
|
|
*outUsage = static_cast<uint64_t>(tValue);
|
|
}));
|
|
return transStatus == NO_ERROR ? result : static_cast<int>(transStatus);
|
|
}
|
|
|
|
} // namespace utils
|
|
} // namespace V1_0
|
|
} // namespace bufferqueue
|
|
} // namespace graphics
|
|
} // namespace hardware
|
|
} // namespace android
|