1146 lines
43 KiB
C++
1146 lines
43 KiB
C++
/*
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* Copyright 2020 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "cros_gralloc/gralloc4/CrosGralloc4Mapper.h"
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#include <aidl/android/hardware/graphics/common/BlendMode.h>
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#include <aidl/android/hardware/graphics/common/Dataspace.h>
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#include <aidl/android/hardware/graphics/common/PlaneLayout.h>
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#include <aidl/android/hardware/graphics/common/Rect.h>
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#include <cutils/native_handle.h>
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#include <gralloctypes/Gralloc4.h>
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#include "cros_gralloc/cros_gralloc_helpers.h"
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#include "cros_gralloc/gralloc4/CrosGralloc4Utils.h"
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using aidl::android::hardware::graphics::common::BlendMode;
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using aidl::android::hardware::graphics::common::Dataspace;
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using aidl::android::hardware::graphics::common::PlaneLayout;
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using aidl::android::hardware::graphics::common::Rect;
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using android::hardware::hidl_handle;
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using android::hardware::hidl_vec;
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using android::hardware::Return;
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using android::hardware::Void;
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using android::hardware::graphics::common::V1_2::BufferUsage;
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using android::hardware::graphics::common::V1_2::PixelFormat;
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using android::hardware::graphics::mapper::V4_0::Error;
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using android::hardware::graphics::mapper::V4_0::IMapper;
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Return<void> CrosGralloc4Mapper::createDescriptor(const BufferDescriptorInfo& description,
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createDescriptor_cb hidlCb) {
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hidl_vec<uint8_t> descriptor;
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if (description.width == 0) {
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drv_log("Failed to createDescriptor. Bad width: %d.\n", description.width);
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hidlCb(Error::BAD_VALUE, descriptor);
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return Void();
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}
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if (description.height == 0) {
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drv_log("Failed to createDescriptor. Bad height: %d.\n", description.height);
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hidlCb(Error::BAD_VALUE, descriptor);
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return Void();
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}
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if (description.layerCount == 0) {
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drv_log("Failed to createDescriptor. Bad layer count: %d.\n", description.layerCount);
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hidlCb(Error::BAD_VALUE, descriptor);
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return Void();
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}
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int ret = android::gralloc4::encodeBufferDescriptorInfo(description, &descriptor);
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if (ret) {
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drv_log("Failed to createDescriptor. Failed to encode: %d.\n", ret);
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hidlCb(Error::BAD_VALUE, descriptor);
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return Void();
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}
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hidlCb(Error::NONE, descriptor);
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return Void();
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}
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Return<void> CrosGralloc4Mapper::importBuffer(const hidl_handle& handle, importBuffer_cb hidlCb) {
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if (!mDriver) {
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drv_log("Failed to import buffer. Driver is uninitialized.\n");
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hidlCb(Error::NO_RESOURCES, nullptr);
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return Void();
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}
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const native_handle_t* bufferHandle = handle.getNativeHandle();
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if (!bufferHandle || bufferHandle->numFds == 0) {
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drv_log("Failed to importBuffer. Bad handle.\n");
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hidlCb(Error::BAD_BUFFER, nullptr);
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return Void();
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}
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native_handle_t* importedBufferHandle = native_handle_clone(bufferHandle);
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if (!importedBufferHandle) {
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drv_log("Failed to importBuffer. Handle clone failed: %s.\n", strerror(errno));
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hidlCb(Error::NO_RESOURCES, nullptr);
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return Void();
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}
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int ret = mDriver->retain(importedBufferHandle);
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if (ret) {
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native_handle_close(importedBufferHandle);
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native_handle_delete(importedBufferHandle);
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hidlCb(Error::NO_RESOURCES, nullptr);
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return Void();
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}
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hidlCb(Error::NONE, importedBufferHandle);
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return Void();
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}
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Return<Error> CrosGralloc4Mapper::freeBuffer(void* rawHandle) {
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if (!mDriver) {
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drv_log("Failed to freeBuffer. Driver is uninitialized.\n");
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return Error::NO_RESOURCES;
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}
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native_handle_t* bufferHandle = reinterpret_cast<native_handle_t*>(rawHandle);
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if (!bufferHandle) {
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drv_log("Failed to freeBuffer. Empty handle.\n");
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return Error::BAD_BUFFER;
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}
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int ret = mDriver->release(bufferHandle);
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if (ret) {
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return Error::BAD_BUFFER;
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}
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native_handle_close(bufferHandle);
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native_handle_delete(bufferHandle);
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return Error::NONE;
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}
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Return<Error> CrosGralloc4Mapper::validateBufferSize(void* rawHandle,
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const BufferDescriptorInfo& descriptor,
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uint32_t stride) {
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if (!mDriver) {
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drv_log("Failed to validateBufferSize. Driver is uninitialized.\n");
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return Error::NO_RESOURCES;
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}
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native_handle_t* bufferHandle = reinterpret_cast<native_handle_t*>(rawHandle);
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if (!bufferHandle) {
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drv_log("Failed to validateBufferSize. Empty handle.\n");
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return Error::BAD_BUFFER;
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}
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cros_gralloc_handle_t crosHandle = cros_gralloc_convert_handle(bufferHandle);
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if (!crosHandle) {
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drv_log("Failed to validateBufferSize. Invalid handle.\n");
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return Error::BAD_BUFFER;
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}
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PixelFormat crosHandleFormat = static_cast<PixelFormat>(crosHandle->droid_format);
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if (descriptor.format != crosHandleFormat) {
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drv_log("Failed to validateBufferSize. Format mismatch.\n");
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return Error::BAD_BUFFER;
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}
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if (descriptor.width != crosHandle->width) {
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drv_log("Failed to validateBufferSize. Width mismatch (%d vs %d).\n", descriptor.width,
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crosHandle->width);
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return Error::BAD_VALUE;
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}
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if (descriptor.height != crosHandle->height) {
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drv_log("Failed to validateBufferSize. Height mismatch (%d vs %d).\n", descriptor.height,
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crosHandle->height);
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return Error::BAD_VALUE;
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}
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if (stride != crosHandle->pixel_stride) {
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drv_log("Failed to validateBufferSize. Stride mismatch (%d vs %d).\n", stride,
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crosHandle->pixel_stride);
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return Error::BAD_VALUE;
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}
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return Error::NONE;
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}
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Return<void> CrosGralloc4Mapper::getTransportSize(void* rawHandle, getTransportSize_cb hidlCb) {
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if (!mDriver) {
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drv_log("Failed to getTransportSize. Driver is uninitialized.\n");
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hidlCb(Error::BAD_BUFFER, 0, 0);
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return Void();
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}
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native_handle_t* bufferHandle = reinterpret_cast<native_handle_t*>(rawHandle);
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if (!bufferHandle) {
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drv_log("Failed to getTransportSize. Bad handle.\n");
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hidlCb(Error::BAD_BUFFER, 0, 0);
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return Void();
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}
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// No local process data is currently stored on the native handle.
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hidlCb(Error::NONE, bufferHandle->numFds, bufferHandle->numInts);
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return Void();
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}
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Return<void> CrosGralloc4Mapper::lock(void* rawBuffer, uint64_t cpuUsage, const Rect& region,
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const hidl_handle& acquireFence, lock_cb hidlCb) {
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if (!mDriver) {
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drv_log("Failed to lock. Driver is uninitialized.\n");
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hidlCb(Error::NO_RESOURCES, nullptr);
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return Void();
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}
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buffer_handle_t bufferHandle = reinterpret_cast<buffer_handle_t>(rawBuffer);
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if (!bufferHandle) {
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drv_log("Failed to lock. Empty handle.\n");
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hidlCb(Error::BAD_BUFFER, nullptr);
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return Void();
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}
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if (cpuUsage == 0) {
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drv_log("Failed to lock. Bad cpu usage: %" PRIu64 ".\n", cpuUsage);
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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uint32_t mapUsage = 0;
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int ret = convertToMapUsage(cpuUsage, &mapUsage);
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if (ret) {
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drv_log("Failed to lock. Convert usage failed.\n");
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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cros_gralloc_handle_t crosHandle = cros_gralloc_convert_handle(bufferHandle);
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if (crosHandle == nullptr) {
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drv_log("Failed to lock. Invalid handle.\n");
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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if (region.left < 0) {
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drv_log("Failed to lock. Invalid region: negative left value %d.\n", region.left);
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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if (region.top < 0) {
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drv_log("Failed to lock. Invalid region: negative top value %d.\n", region.top);
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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if (region.width < 0) {
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drv_log("Failed to lock. Invalid region: negative width value %d.\n", region.width);
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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if (region.height < 0) {
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drv_log("Failed to lock. Invalid region: negative height value %d.\n", region.height);
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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if (region.width > crosHandle->width) {
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drv_log("Failed to lock. Invalid region: width greater than buffer width (%d vs %d).\n",
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region.width, crosHandle->width);
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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if (region.height > crosHandle->height) {
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drv_log("Failed to lock. Invalid region: height greater than buffer height (%d vs %d).\n",
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region.height, crosHandle->height);
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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struct rectangle rect = {static_cast<uint32_t>(region.left), static_cast<uint32_t>(region.top),
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static_cast<uint32_t>(region.width),
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static_cast<uint32_t>(region.height)};
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// An access region of all zeros means the entire buffer.
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if (rect.x == 0 && rect.y == 0 && rect.width == 0 && rect.height == 0) {
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rect.width = crosHandle->width;
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rect.height = crosHandle->height;
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}
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int acquireFenceFd = -1;
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ret = convertToFenceFd(acquireFence, &acquireFenceFd);
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if (ret) {
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drv_log("Failed to lock. Bad acquire fence.\n");
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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uint8_t* addr[DRV_MAX_PLANES];
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ret = mDriver->lock(bufferHandle, acquireFenceFd, /*close_acquire_fence=*/false, &rect,
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mapUsage, addr);
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if (ret) {
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hidlCb(Error::BAD_VALUE, nullptr);
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return Void();
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}
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hidlCb(Error::NONE, addr[0]);
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return Void();
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}
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Return<void> CrosGralloc4Mapper::unlock(void* rawHandle, unlock_cb hidlCb) {
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if (!mDriver) {
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drv_log("Failed to unlock. Driver is uninitialized.\n");
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hidlCb(Error::BAD_BUFFER, nullptr);
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return Void();
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}
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buffer_handle_t bufferHandle = reinterpret_cast<buffer_handle_t>(rawHandle);
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if (!bufferHandle) {
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drv_log("Failed to unlock. Empty handle.\n");
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hidlCb(Error::BAD_BUFFER, nullptr);
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return Void();
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}
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int releaseFenceFd = -1;
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int ret = mDriver->unlock(bufferHandle, &releaseFenceFd);
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if (ret) {
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drv_log("Failed to unlock.\n");
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hidlCb(Error::BAD_BUFFER, nullptr);
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return Void();
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}
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hidl_handle releaseFenceHandle;
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ret = convertToFenceHandle(releaseFenceFd, &releaseFenceHandle);
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if (ret) {
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drv_log("Failed to unlock. Failed to convert release fence to handle.\n");
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hidlCb(Error::BAD_BUFFER, nullptr);
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return Void();
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}
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hidlCb(Error::NONE, releaseFenceHandle);
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return Void();
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}
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Return<void> CrosGralloc4Mapper::flushLockedBuffer(void* rawHandle, flushLockedBuffer_cb hidlCb) {
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if (!mDriver) {
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drv_log("Failed to flushLockedBuffer. Driver is uninitialized.\n");
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hidlCb(Error::NO_RESOURCES, nullptr);
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return Void();
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}
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buffer_handle_t bufferHandle = reinterpret_cast<buffer_handle_t>(rawHandle);
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if (!bufferHandle) {
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drv_log("Failed to flushLockedBuffer. Empty handle.\n");
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hidlCb(Error::BAD_BUFFER, nullptr);
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return Void();
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}
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int releaseFenceFd = -1;
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int ret = mDriver->flush(bufferHandle, &releaseFenceFd);
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if (ret) {
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drv_log("Failed to flushLockedBuffer. Flush failed.\n");
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hidlCb(Error::BAD_BUFFER, nullptr);
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return Void();
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}
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hidl_handle releaseFenceHandle;
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ret = convertToFenceHandle(releaseFenceFd, &releaseFenceHandle);
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if (ret) {
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drv_log("Failed to flushLockedBuffer. Failed to convert release fence to handle.\n");
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hidlCb(Error::BAD_BUFFER, nullptr);
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return Void();
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}
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hidlCb(Error::NONE, releaseFenceHandle);
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return Void();
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}
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Return<Error> CrosGralloc4Mapper::rereadLockedBuffer(void* rawHandle) {
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if (!mDriver) {
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drv_log("Failed to rereadLockedBuffer. Driver is uninitialized.\n");
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return Error::NO_RESOURCES;
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}
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buffer_handle_t bufferHandle = reinterpret_cast<buffer_handle_t>(rawHandle);
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if (!bufferHandle) {
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drv_log("Failed to rereadLockedBuffer. Empty handle.\n");
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return Error::BAD_BUFFER;
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}
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int ret = mDriver->invalidate(bufferHandle);
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if (ret) {
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drv_log("Failed to rereadLockedBuffer. Failed to invalidate.\n");
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return Error::BAD_BUFFER;
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}
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return Error::NONE;
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}
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Return<void> CrosGralloc4Mapper::isSupported(const BufferDescriptorInfo& descriptor,
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isSupported_cb hidlCb) {
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if (!mDriver) {
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drv_log("Failed to isSupported. Driver is uninitialized.\n");
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hidlCb(Error::BAD_VALUE, false);
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return Void();
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}
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struct cros_gralloc_buffer_descriptor crosDescriptor;
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if (convertToCrosDescriptor(descriptor, &crosDescriptor)) {
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hidlCb(Error::NONE, false);
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return Void();
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}
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hidlCb(Error::NONE, mDriver->is_supported(&crosDescriptor));
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return Void();
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}
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Return<void> CrosGralloc4Mapper::get(void* rawHandle, const MetadataType& metadataType,
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get_cb hidlCb) {
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hidl_vec<uint8_t> encodedMetadata;
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if (!mDriver) {
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drv_log("Failed to get. Driver is uninitialized.\n");
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hidlCb(Error::NO_RESOURCES, encodedMetadata);
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return Void();
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}
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buffer_handle_t bufferHandle = reinterpret_cast<buffer_handle_t>(rawHandle);
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if (!bufferHandle) {
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drv_log("Failed to get. Empty handle.\n");
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hidlCb(Error::BAD_BUFFER, encodedMetadata);
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return Void();
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}
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cros_gralloc_handle_t crosHandle = cros_gralloc_convert_handle(bufferHandle);
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if (!crosHandle) {
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drv_log("Failed to get. Invalid handle.\n");
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hidlCb(Error::BAD_BUFFER, encodedMetadata);
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return Void();
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}
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mDriver->with_buffer(crosHandle, [&, this](cros_gralloc_buffer* crosBuffer) {
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get(crosBuffer, metadataType, hidlCb);
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});
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return Void();
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}
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Return<void> CrosGralloc4Mapper::get(const cros_gralloc_buffer* crosBuffer,
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const MetadataType& metadataType, get_cb hidlCb) {
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hidl_vec<uint8_t> encodedMetadata;
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if (!mDriver) {
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drv_log("Failed to get. Driver is uninitialized.\n");
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hidlCb(Error::NO_RESOURCES, encodedMetadata);
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return Void();
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}
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if (!crosBuffer) {
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drv_log("Failed to get. Invalid buffer.\n");
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hidlCb(Error::BAD_BUFFER, encodedMetadata);
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return Void();
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}
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const CrosGralloc4Metadata* crosMetadata = nullptr;
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if (metadataType == android::gralloc4::MetadataType_BlendMode ||
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metadataType == android::gralloc4::MetadataType_Cta861_3 ||
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metadataType == android::gralloc4::MetadataType_Dataspace ||
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metadataType == android::gralloc4::MetadataType_Name ||
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metadataType == android::gralloc4::MetadataType_Smpte2086) {
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Error error = getMetadata(crosBuffer, &crosMetadata);
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if (error != Error::NONE) {
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drv_log("Failed to get. Failed to get buffer metadata.\n");
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hidlCb(Error::NO_RESOURCES, encodedMetadata);
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return Void();
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}
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}
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android::status_t status = android::NO_ERROR;
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if (metadataType == android::gralloc4::MetadataType_BufferId) {
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status = android::gralloc4::encodeBufferId(crosBuffer->get_id(), &encodedMetadata);
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} else if (metadataType == android::gralloc4::MetadataType_Name) {
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status = android::gralloc4::encodeName(crosMetadata->name, &encodedMetadata);
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} else if (metadataType == android::gralloc4::MetadataType_Width) {
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status = android::gralloc4::encodeWidth(crosBuffer->get_width(), &encodedMetadata);
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} else if (metadataType == android::gralloc4::MetadataType_Height) {
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status = android::gralloc4::encodeHeight(crosBuffer->get_height(), &encodedMetadata);
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} else if (metadataType == android::gralloc4::MetadataType_LayerCount) {
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status = android::gralloc4::encodeLayerCount(1, &encodedMetadata);
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} else if (metadataType == android::gralloc4::MetadataType_PixelFormatRequested) {
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PixelFormat pixelFormat = static_cast<PixelFormat>(crosBuffer->get_android_format());
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status = android::gralloc4::encodePixelFormatRequested(pixelFormat, &encodedMetadata);
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} else if (metadataType == android::gralloc4::MetadataType_PixelFormatFourCC) {
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status = android::gralloc4::encodePixelFormatFourCC(
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drv_get_standard_fourcc(crosBuffer->get_format()), &encodedMetadata);
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} else if (metadataType == android::gralloc4::MetadataType_PixelFormatModifier) {
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status = android::gralloc4::encodePixelFormatModifier(crosBuffer->get_format_modifier(),
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&encodedMetadata);
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} else if (metadataType == android::gralloc4::MetadataType_Usage) {
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status = android::gralloc4::encodeUsage(crosBuffer->get_android_usage(), &encodedMetadata);
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} else if (metadataType == android::gralloc4::MetadataType_AllocationSize) {
|
|
status = android::gralloc4::encodeAllocationSize(crosBuffer->get_total_size(),
|
|
&encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_ProtectedContent) {
|
|
uint64_t hasProtectedContent =
|
|
crosBuffer->get_android_usage() & BufferUsage::PROTECTED ? 1 : 0;
|
|
status = android::gralloc4::encodeProtectedContent(hasProtectedContent, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Compression) {
|
|
status = android::gralloc4::encodeCompression(android::gralloc4::Compression_None,
|
|
&encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Interlaced) {
|
|
status = android::gralloc4::encodeInterlaced(android::gralloc4::Interlaced_None,
|
|
&encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_ChromaSiting) {
|
|
status = android::gralloc4::encodeChromaSiting(android::gralloc4::ChromaSiting_None,
|
|
&encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_PlaneLayouts) {
|
|
std::vector<PlaneLayout> planeLayouts;
|
|
getPlaneLayouts(crosBuffer->get_format(), &planeLayouts);
|
|
|
|
for (size_t plane = 0; plane < planeLayouts.size(); plane++) {
|
|
PlaneLayout& planeLayout = planeLayouts[plane];
|
|
planeLayout.offsetInBytes = crosBuffer->get_plane_offset(plane);
|
|
planeLayout.strideInBytes = crosBuffer->get_plane_stride(plane);
|
|
planeLayout.totalSizeInBytes = crosBuffer->get_plane_size(plane);
|
|
planeLayout.widthInSamples =
|
|
crosBuffer->get_width() / planeLayout.horizontalSubsampling;
|
|
planeLayout.heightInSamples =
|
|
crosBuffer->get_height() / planeLayout.verticalSubsampling;
|
|
}
|
|
|
|
status = android::gralloc4::encodePlaneLayouts(planeLayouts, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Crop) {
|
|
const uint32_t numPlanes = crosBuffer->get_num_planes();
|
|
const uint32_t w = crosBuffer->get_width();
|
|
const uint32_t h = crosBuffer->get_height();
|
|
std::vector<aidl::android::hardware::graphics::common::Rect> crops;
|
|
for (uint32_t plane = 0; plane < numPlanes; plane++) {
|
|
aidl::android::hardware::graphics::common::Rect crop;
|
|
crop.left = 0;
|
|
crop.top = 0;
|
|
crop.right = w;
|
|
crop.bottom = h;
|
|
crops.push_back(crop);
|
|
}
|
|
|
|
status = android::gralloc4::encodeCrop(crops, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Dataspace) {
|
|
status = android::gralloc4::encodeDataspace(crosMetadata->dataspace, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_BlendMode) {
|
|
status = android::gralloc4::encodeBlendMode(crosMetadata->blendMode, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Smpte2086) {
|
|
status = android::gralloc4::encodeSmpte2086(crosMetadata->smpte2086, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Cta861_3) {
|
|
status = android::gralloc4::encodeCta861_3(crosMetadata->cta861_3, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Smpte2094_40) {
|
|
status = android::gralloc4::encodeSmpte2094_40(std::nullopt, &encodedMetadata);
|
|
} else {
|
|
hidlCb(Error::UNSUPPORTED, encodedMetadata);
|
|
return Void();
|
|
}
|
|
|
|
if (status != android::NO_ERROR) {
|
|
hidlCb(Error::NO_RESOURCES, encodedMetadata);
|
|
drv_log("Failed to get. Failed to encode metadata.\n");
|
|
return Void();
|
|
}
|
|
|
|
hidlCb(Error::NONE, encodedMetadata);
|
|
return Void();
|
|
}
|
|
|
|
Return<Error> CrosGralloc4Mapper::set(void* rawHandle, const MetadataType& metadataType,
|
|
const hidl_vec<uint8_t>& encodedMetadata) {
|
|
if (!mDriver) {
|
|
drv_log("Failed to set. Driver is uninitialized.\n");
|
|
return Error::NO_RESOURCES;
|
|
}
|
|
|
|
buffer_handle_t bufferHandle = reinterpret_cast<buffer_handle_t>(rawHandle);
|
|
if (!bufferHandle) {
|
|
drv_log("Failed to set. Empty handle.\n");
|
|
return Error::BAD_BUFFER;
|
|
}
|
|
|
|
cros_gralloc_handle_t crosHandle = cros_gralloc_convert_handle(bufferHandle);
|
|
if (!crosHandle) {
|
|
drv_log("Failed to set. Invalid handle.\n");
|
|
return Error::BAD_BUFFER;
|
|
}
|
|
|
|
if (metadataType == android::gralloc4::MetadataType_BufferId) {
|
|
return Error::BAD_VALUE;
|
|
} else if (metadataType == android::gralloc4::MetadataType_Name) {
|
|
return Error::BAD_VALUE;
|
|
} else if (metadataType == android::gralloc4::MetadataType_Width) {
|
|
return Error::BAD_VALUE;
|
|
} else if (metadataType == android::gralloc4::MetadataType_Height) {
|
|
return Error::BAD_VALUE;
|
|
} else if (metadataType == android::gralloc4::MetadataType_LayerCount) {
|
|
return Error::BAD_VALUE;
|
|
} else if (metadataType == android::gralloc4::MetadataType_PixelFormatRequested) {
|
|
return Error::BAD_VALUE;
|
|
} else if (metadataType == android::gralloc4::MetadataType_Usage) {
|
|
return Error::BAD_VALUE;
|
|
}
|
|
|
|
if (metadataType != android::gralloc4::MetadataType_BlendMode &&
|
|
metadataType != android::gralloc4::MetadataType_Cta861_3 &&
|
|
metadataType != android::gralloc4::MetadataType_Dataspace &&
|
|
metadataType != android::gralloc4::MetadataType_Smpte2086) {
|
|
return Error::UNSUPPORTED;
|
|
}
|
|
|
|
Error error = Error::NONE;
|
|
mDriver->with_buffer(crosHandle, [&, this](cros_gralloc_buffer* crosBuffer) {
|
|
error = set(crosBuffer, metadataType, encodedMetadata);
|
|
});
|
|
|
|
return error;
|
|
}
|
|
|
|
Error CrosGralloc4Mapper::set(cros_gralloc_buffer* crosBuffer, const MetadataType& metadataType,
|
|
const android::hardware::hidl_vec<uint8_t>& encodedMetadata) {
|
|
if (!mDriver) {
|
|
drv_log("Failed to set. Driver is uninitialized.\n");
|
|
return Error::NO_RESOURCES;
|
|
}
|
|
|
|
if (!crosBuffer) {
|
|
drv_log("Failed to set. Invalid buffer.\n");
|
|
return Error::BAD_BUFFER;
|
|
}
|
|
|
|
CrosGralloc4Metadata* crosMetadata = nullptr;
|
|
|
|
Error error = getMutableMetadata(crosBuffer, &crosMetadata);
|
|
if (error != Error::NONE) {
|
|
drv_log("Failed to set. Failed to get buffer metadata.\n");
|
|
return Error::UNSUPPORTED;
|
|
}
|
|
|
|
if (metadataType == android::gralloc4::MetadataType_BlendMode) {
|
|
auto status = android::gralloc4::decodeBlendMode(encodedMetadata, &crosMetadata->blendMode);
|
|
if (status != android::NO_ERROR) {
|
|
drv_log("Failed to set. Failed to decode blend mode.\n");
|
|
return Error::UNSUPPORTED;
|
|
}
|
|
} else if (metadataType == android::gralloc4::MetadataType_Cta861_3) {
|
|
auto status = android::gralloc4::decodeCta861_3(encodedMetadata, &crosMetadata->cta861_3);
|
|
if (status != android::NO_ERROR) {
|
|
drv_log("Failed to set. Failed to decode cta861_3.\n");
|
|
return Error::UNSUPPORTED;
|
|
}
|
|
} else if (metadataType == android::gralloc4::MetadataType_Dataspace) {
|
|
auto status = android::gralloc4::decodeDataspace(encodedMetadata, &crosMetadata->dataspace);
|
|
if (status != android::NO_ERROR) {
|
|
drv_log("Failed to set. Failed to decode dataspace.\n");
|
|
return Error::UNSUPPORTED;
|
|
}
|
|
} else if (metadataType == android::gralloc4::MetadataType_Smpte2086) {
|
|
auto status = android::gralloc4::decodeSmpte2086(encodedMetadata, &crosMetadata->smpte2086);
|
|
if (status != android::NO_ERROR) {
|
|
drv_log("Failed to set. Failed to decode smpte2086.\n");
|
|
return Error::UNSUPPORTED;
|
|
}
|
|
}
|
|
|
|
return Error::NONE;
|
|
}
|
|
|
|
int CrosGralloc4Mapper::getResolvedDrmFormat(PixelFormat pixelFormat, uint64_t bufferUsage,
|
|
uint32_t* outDrmFormat) {
|
|
uint32_t drmFormat;
|
|
if (convertToDrmFormat(pixelFormat, &drmFormat)) {
|
|
std::string pixelFormatString = getPixelFormatString(pixelFormat);
|
|
drv_log("Failed to getResolvedDrmFormat. Failed to convert format %s\n",
|
|
pixelFormatString.c_str());
|
|
return -EINVAL;
|
|
}
|
|
|
|
uint64_t usage;
|
|
if (convertToBufferUsage(bufferUsage, &usage)) {
|
|
std::string usageString = getUsageString(bufferUsage);
|
|
drv_log("Failed to getResolvedDrmFormat. Failed to convert usage %s\n",
|
|
usageString.c_str());
|
|
return -EINVAL;
|
|
}
|
|
|
|
uint32_t resolvedDrmFormat = mDriver->get_resolved_drm_format(drmFormat, usage);
|
|
if (resolvedDrmFormat == DRM_FORMAT_INVALID) {
|
|
std::string drmFormatString = get_drm_format_string(drmFormat);
|
|
drv_log("Failed to getResolvedDrmFormat. Failed to resolve drm format %s\n",
|
|
drmFormatString.c_str());
|
|
return -EINVAL;
|
|
}
|
|
|
|
*outDrmFormat = resolvedDrmFormat;
|
|
|
|
return 0;
|
|
}
|
|
|
|
Return<void> CrosGralloc4Mapper::getFromBufferDescriptorInfo(
|
|
const BufferDescriptorInfo& descriptor, const MetadataType& metadataType,
|
|
getFromBufferDescriptorInfo_cb hidlCb) {
|
|
hidl_vec<uint8_t> encodedMetadata;
|
|
|
|
if (!mDriver) {
|
|
drv_log("Failed to getFromBufferDescriptorInfo. Driver is uninitialized.\n");
|
|
hidlCb(Error::NO_RESOURCES, encodedMetadata);
|
|
return Void();
|
|
}
|
|
|
|
android::status_t status = android::NO_ERROR;
|
|
if (metadataType == android::gralloc4::MetadataType_Name) {
|
|
status = android::gralloc4::encodeName(descriptor.name, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Width) {
|
|
status = android::gralloc4::encodeWidth(descriptor.width, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Height) {
|
|
status = android::gralloc4::encodeHeight(descriptor.height, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_LayerCount) {
|
|
status = android::gralloc4::encodeLayerCount(1, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_PixelFormatRequested) {
|
|
status = android::gralloc4::encodePixelFormatRequested(descriptor.format, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_PixelFormatFourCC) {
|
|
uint32_t drmFormat;
|
|
if (getResolvedDrmFormat(descriptor.format, descriptor.usage, &drmFormat)) {
|
|
hidlCb(Error::BAD_VALUE, encodedMetadata);
|
|
return Void();
|
|
}
|
|
status = android::gralloc4::encodePixelFormatFourCC(drv_get_standard_fourcc(drmFormat),
|
|
&encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Usage) {
|
|
status = android::gralloc4::encodeUsage(descriptor.usage, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_ProtectedContent) {
|
|
uint64_t hasProtectedContent = descriptor.usage & BufferUsage::PROTECTED ? 1 : 0;
|
|
status = android::gralloc4::encodeProtectedContent(hasProtectedContent, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Compression) {
|
|
status = android::gralloc4::encodeCompression(android::gralloc4::Compression_None,
|
|
&encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Interlaced) {
|
|
status = android::gralloc4::encodeInterlaced(android::gralloc4::Interlaced_None,
|
|
&encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_ChromaSiting) {
|
|
status = android::gralloc4::encodeChromaSiting(android::gralloc4::ChromaSiting_None,
|
|
&encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Crop) {
|
|
uint32_t drmFormat;
|
|
if (getResolvedDrmFormat(descriptor.format, descriptor.usage, &drmFormat)) {
|
|
hidlCb(Error::BAD_VALUE, encodedMetadata);
|
|
return Void();
|
|
}
|
|
|
|
size_t numPlanes = drv_num_planes_from_format(drmFormat);
|
|
|
|
std::vector<aidl::android::hardware::graphics::common::Rect> crops;
|
|
for (size_t plane = 0; plane < numPlanes; plane++) {
|
|
aidl::android::hardware::graphics::common::Rect crop;
|
|
crop.left = 0;
|
|
crop.top = 0;
|
|
crop.right = descriptor.width;
|
|
crop.bottom = descriptor.height;
|
|
crops.push_back(crop);
|
|
}
|
|
status = android::gralloc4::encodeCrop(crops, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Dataspace) {
|
|
status = android::gralloc4::encodeDataspace(Dataspace::UNKNOWN, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_BlendMode) {
|
|
status = android::gralloc4::encodeBlendMode(BlendMode::INVALID, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Smpte2086) {
|
|
status = android::gralloc4::encodeSmpte2086(std::nullopt, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Cta861_3) {
|
|
status = android::gralloc4::encodeCta861_3(std::nullopt, &encodedMetadata);
|
|
} else if (metadataType == android::gralloc4::MetadataType_Smpte2094_40) {
|
|
status = android::gralloc4::encodeSmpte2094_40(std::nullopt, &encodedMetadata);
|
|
} else {
|
|
hidlCb(Error::UNSUPPORTED, encodedMetadata);
|
|
return Void();
|
|
}
|
|
|
|
if (status != android::NO_ERROR) {
|
|
hidlCb(Error::NO_RESOURCES, encodedMetadata);
|
|
return Void();
|
|
}
|
|
|
|
hidlCb(Error::NONE, encodedMetadata);
|
|
return Void();
|
|
}
|
|
|
|
Return<void> CrosGralloc4Mapper::listSupportedMetadataTypes(listSupportedMetadataTypes_cb hidlCb) {
|
|
hidl_vec<MetadataTypeDescription> supported;
|
|
|
|
if (!mDriver) {
|
|
drv_log("Failed to listSupportedMetadataTypes. Driver is uninitialized.\n");
|
|
hidlCb(Error::NO_RESOURCES, supported);
|
|
return Void();
|
|
}
|
|
|
|
supported = hidl_vec<IMapper::MetadataTypeDescription>({
|
|
{
|
|
android::gralloc4::MetadataType_BufferId,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_Name,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_Width,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_Height,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_LayerCount,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_PixelFormatRequested,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_PixelFormatFourCC,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_PixelFormatModifier,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_Usage,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_AllocationSize,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_ProtectedContent,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_Compression,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_Interlaced,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_ChromaSiting,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_PlaneLayouts,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_Dataspace,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/true,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_BlendMode,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/true,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_Smpte2086,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/true,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_Cta861_3,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/true,
|
|
},
|
|
{
|
|
android::gralloc4::MetadataType_Smpte2094_40,
|
|
"",
|
|
/*isGettable=*/true,
|
|
/*isSettable=*/false,
|
|
},
|
|
});
|
|
|
|
hidlCb(Error::NONE, supported);
|
|
return Void();
|
|
}
|
|
|
|
Return<void> CrosGralloc4Mapper::dumpBuffer(void* rawHandle, dumpBuffer_cb hidlCb) {
|
|
BufferDump bufferDump;
|
|
|
|
if (!mDriver) {
|
|
drv_log("Failed to dumpBuffer. Driver is uninitialized.\n");
|
|
hidlCb(Error::NO_RESOURCES, bufferDump);
|
|
return Void();
|
|
}
|
|
|
|
buffer_handle_t bufferHandle = reinterpret_cast<buffer_handle_t>(rawHandle);
|
|
if (!bufferHandle) {
|
|
drv_log("Failed to dumpBuffer. Empty handle.\n");
|
|
hidlCb(Error::BAD_BUFFER, bufferDump);
|
|
return Void();
|
|
}
|
|
|
|
cros_gralloc_handle_t crosHandle = cros_gralloc_convert_handle(bufferHandle);
|
|
if (!crosHandle) {
|
|
drv_log("Failed to dumpBuffer. Invalid handle.\n");
|
|
hidlCb(Error::BAD_BUFFER, bufferDump);
|
|
return Void();
|
|
}
|
|
|
|
mDriver->with_buffer(crosHandle, [&, this](cros_gralloc_buffer* crosBuffer) {
|
|
dumpBuffer(crosBuffer, hidlCb);
|
|
});
|
|
return Void();
|
|
}
|
|
|
|
Return<void> CrosGralloc4Mapper::dumpBuffer(const cros_gralloc_buffer* crosBuffer,
|
|
dumpBuffer_cb hidlCb) {
|
|
BufferDump bufferDump;
|
|
|
|
if (!mDriver) {
|
|
drv_log("Failed to dumpBuffer. Driver is uninitialized.\n");
|
|
hidlCb(Error::NO_RESOURCES, bufferDump);
|
|
return Void();
|
|
}
|
|
|
|
std::vector<MetadataDump> metadataDumps;
|
|
|
|
MetadataType metadataType = android::gralloc4::MetadataType_BufferId;
|
|
auto metadata_get_callback = [&](Error, hidl_vec<uint8_t> metadata) {
|
|
MetadataDump metadataDump;
|
|
metadataDump.metadataType = metadataType;
|
|
metadataDump.metadata = metadata;
|
|
metadataDumps.push_back(metadataDump);
|
|
};
|
|
|
|
metadataType = android::gralloc4::MetadataType_BufferId;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_Name;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_Width;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_Height;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_LayerCount;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_PixelFormatRequested;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_PixelFormatFourCC;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_PixelFormatModifier;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_Usage;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_AllocationSize;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_ProtectedContent;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_Compression;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_Interlaced;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_ChromaSiting;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_PlaneLayouts;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_Dataspace;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
metadataType = android::gralloc4::MetadataType_BlendMode;
|
|
get(crosBuffer, metadataType, metadata_get_callback);
|
|
|
|
bufferDump.metadataDump = metadataDumps;
|
|
hidlCb(Error::NONE, bufferDump);
|
|
return Void();
|
|
}
|
|
|
|
Return<void> CrosGralloc4Mapper::dumpBuffers(dumpBuffers_cb hidlCb) {
|
|
std::vector<BufferDump> bufferDumps;
|
|
|
|
if (!mDriver) {
|
|
drv_log("Failed to dumpBuffers. Driver is uninitialized.\n");
|
|
hidlCb(Error::NO_RESOURCES, bufferDumps);
|
|
return Void();
|
|
}
|
|
|
|
Error error = Error::NONE;
|
|
|
|
const auto dumpBufferCallback = [&](Error err, BufferDump bufferDump) {
|
|
error = err;
|
|
if (error == Error::NONE) {
|
|
bufferDumps.push_back(bufferDump);
|
|
}
|
|
};
|
|
|
|
mDriver->with_each_buffer(
|
|
[&](cros_gralloc_buffer* crosBuffer) { dumpBuffer(crosBuffer, dumpBufferCallback); });
|
|
|
|
hidlCb(error, bufferDumps);
|
|
return Void();
|
|
}
|
|
|
|
Error CrosGralloc4Mapper::getReservedRegionArea(const cros_gralloc_buffer* crosBuffer,
|
|
ReservedRegionArea area, void** outAddr,
|
|
uint64_t* outSize) {
|
|
if (!mDriver) {
|
|
drv_log("Failed to getReservedRegionArea. Driver is uninitialized.\n");
|
|
return Error::NO_RESOURCES;
|
|
}
|
|
|
|
if (!crosBuffer) {
|
|
drv_log("Failed to getReservedRegionArea. Invalid buffer.\n");
|
|
return Error::BAD_BUFFER;
|
|
}
|
|
|
|
int ret = crosBuffer->get_reserved_region(outAddr, outSize);
|
|
if (ret) {
|
|
drv_log("Failed to getReservedRegionArea.\n");
|
|
*outAddr = nullptr;
|
|
*outSize = 0;
|
|
return Error::NO_RESOURCES;
|
|
}
|
|
|
|
switch (area) {
|
|
case ReservedRegionArea::MAPPER4_METADATA: {
|
|
// CrosGralloc4Metadata resides at the beginning reserved region.
|
|
*outSize = sizeof(CrosGralloc4Metadata);
|
|
break;
|
|
}
|
|
case ReservedRegionArea::USER_METADATA: {
|
|
// User metadata resides after the CrosGralloc4Metadata.
|
|
*outAddr = reinterpret_cast<void*>(reinterpret_cast<char*>(*outAddr) +
|
|
sizeof(CrosGralloc4Metadata));
|
|
*outSize = *outSize - sizeof(CrosGralloc4Metadata);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return Error::NONE;
|
|
}
|
|
|
|
Error CrosGralloc4Mapper::getMetadata(const cros_gralloc_buffer* crosBuffer,
|
|
const CrosGralloc4Metadata** outMetadata) {
|
|
void* addr = nullptr;
|
|
uint64_t size;
|
|
|
|
Error error =
|
|
getReservedRegionArea(crosBuffer, ReservedRegionArea::MAPPER4_METADATA, &addr, &size);
|
|
if (error != Error::NONE) {
|
|
return error;
|
|
}
|
|
|
|
*outMetadata = reinterpret_cast<const CrosGralloc4Metadata*>(addr);
|
|
return Error::NONE;
|
|
}
|
|
|
|
Error CrosGralloc4Mapper::getMutableMetadata(cros_gralloc_buffer* crosBuffer,
|
|
CrosGralloc4Metadata** outMetadata) {
|
|
void* addr = nullptr;
|
|
uint64_t size;
|
|
|
|
Error error =
|
|
getReservedRegionArea(crosBuffer, ReservedRegionArea::MAPPER4_METADATA, &addr, &size);
|
|
if (error != Error::NONE) {
|
|
return error;
|
|
}
|
|
|
|
*outMetadata = reinterpret_cast<CrosGralloc4Metadata*>(addr);
|
|
return Error::NONE;
|
|
}
|
|
|
|
Return<void> CrosGralloc4Mapper::getReservedRegion(void* rawHandle, getReservedRegion_cb hidlCb) {
|
|
if (!mDriver) {
|
|
drv_log("Failed to getReservedRegion. Driver is uninitialized.\n");
|
|
hidlCb(Error::NO_RESOURCES, nullptr, 0);
|
|
return Void();
|
|
}
|
|
|
|
buffer_handle_t bufferHandle = reinterpret_cast<buffer_handle_t>(rawHandle);
|
|
if (!bufferHandle) {
|
|
drv_log("Failed to getReservedRegion. Empty handle.\n");
|
|
hidlCb(Error::BAD_BUFFER, nullptr, 0);
|
|
return Void();
|
|
}
|
|
|
|
cros_gralloc_handle_t crosHandle = cros_gralloc_convert_handle(bufferHandle);
|
|
if (!crosHandle) {
|
|
drv_log("Failed to getReservedRegion. Invalid handle.\n");
|
|
hidlCb(Error::BAD_BUFFER, nullptr, 0);
|
|
return Void();
|
|
}
|
|
|
|
void* reservedRegionAddr = nullptr;
|
|
uint64_t reservedRegionSize = 0;
|
|
|
|
Error error = Error::NONE;
|
|
mDriver->with_buffer(crosHandle, [&, this](cros_gralloc_buffer* crosBuffer) {
|
|
error = getReservedRegionArea(crosBuffer, ReservedRegionArea::USER_METADATA,
|
|
&reservedRegionAddr, &reservedRegionSize);
|
|
});
|
|
|
|
if (error != Error::NONE) {
|
|
drv_log("Failed to getReservedRegion. Failed to getReservedRegionArea.\n");
|
|
hidlCb(Error::BAD_BUFFER, nullptr, 0);
|
|
return Void();
|
|
}
|
|
|
|
hidlCb(Error::NONE, reservedRegionAddr, reservedRegionSize);
|
|
return Void();
|
|
}
|
|
|
|
android::hardware::graphics::mapper::V4_0::IMapper* HIDL_FETCH_IMapper(const char* /*name*/) {
|
|
return static_cast<android::hardware::graphics::mapper::V4_0::IMapper*>(new CrosGralloc4Mapper);
|
|
}
|