| /* |
| * Copyright 2020 The Chromium OS Authors. All rights reserved. |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "cros_gralloc/gralloc3/CrosGralloc3Utils.h" |
| |
| #include <array> |
| #include <limits> |
| #include <unordered_map> |
| |
| #include <android-base/stringprintf.h> |
| #include <android-base/strings.h> |
| #include <cutils/native_handle.h> |
| |
| #include "cros_gralloc/cros_gralloc_helpers.h" |
| |
| using android::hardware::hidl_bitfield; |
| using android::hardware::hidl_handle; |
| using android::hardware::hidl_vec; |
| using android::hardware::graphics::common::V1_2::BufferUsage; |
| using android::hardware::graphics::common::V1_2::PixelFormat; |
| |
| using BufferDescriptorInfo = |
| android::hardware::graphics::mapper::V3_0::IMapper::BufferDescriptorInfo; |
| |
| std::string getPixelFormatString(PixelFormat format) { |
| switch (format) { |
| case PixelFormat::BGRA_8888: |
| return "PixelFormat::BGRA_8888"; |
| case PixelFormat::BLOB: |
| return "PixelFormat::BLOB"; |
| case PixelFormat::DEPTH_16: |
| return "PixelFormat::DEPTH_16"; |
| case PixelFormat::DEPTH_24: |
| return "PixelFormat::DEPTH_24"; |
| case PixelFormat::DEPTH_24_STENCIL_8: |
| return "PixelFormat::DEPTH_24_STENCIL_8"; |
| case PixelFormat::DEPTH_32F: |
| return "PixelFormat::DEPTH_24"; |
| case PixelFormat::DEPTH_32F_STENCIL_8: |
| return "PixelFormat::DEPTH_24_STENCIL_8"; |
| case PixelFormat::HSV_888: |
| return "PixelFormat::HSV_888"; |
| case PixelFormat::IMPLEMENTATION_DEFINED: |
| return "PixelFormat::IMPLEMENTATION_DEFINED"; |
| case PixelFormat::RAW10: |
| return "PixelFormat::RAW10"; |
| case PixelFormat::RAW12: |
| return "PixelFormat::RAW12"; |
| case PixelFormat::RAW16: |
| return "PixelFormat::RAW16"; |
| case PixelFormat::RAW_OPAQUE: |
| return "PixelFormat::RAW_OPAQUE"; |
| case PixelFormat::RGBA_1010102: |
| return "PixelFormat::RGBA_1010102"; |
| case PixelFormat::RGBA_8888: |
| return "PixelFormat::RGBA_8888"; |
| case PixelFormat::RGBA_FP16: |
| return "PixelFormat::RGBA_FP16"; |
| case PixelFormat::RGBX_8888: |
| return "PixelFormat::RGBX_8888"; |
| case PixelFormat::RGB_565: |
| return "PixelFormat::RGB_565"; |
| case PixelFormat::RGB_888: |
| return "PixelFormat::RGB_888"; |
| case PixelFormat::STENCIL_8: |
| return "PixelFormat::STENCIL_8"; |
| case PixelFormat::Y16: |
| return "PixelFormat::Y16"; |
| case PixelFormat::Y8: |
| return "PixelFormat::Y8"; |
| case PixelFormat::YCBCR_420_888: |
| return "PixelFormat::YCBCR_420_888"; |
| case PixelFormat::YCBCR_422_I: |
| return "PixelFormat::YCBCR_422_I"; |
| case PixelFormat::YCBCR_422_SP: |
| return "PixelFormat::YCBCR_422_SP"; |
| case PixelFormat::YCBCR_P010: |
| return "PixelFormat::YCBCR_P010"; |
| case PixelFormat::YCRCB_420_SP: |
| return "PixelFormat::YCRCB_420_SP"; |
| case PixelFormat::YV12: |
| return "PixelFormat::YV12"; |
| } |
| return android::base::StringPrintf("PixelFormat::Unknown(%d)", static_cast<uint32_t>(format)); |
| } |
| |
| std::string getUsageString(hidl_bitfield<BufferUsage> bufferUsage) { |
| using Underlying = typename std::underlying_type<BufferUsage>::type; |
| |
| Underlying usage = static_cast<Underlying>(bufferUsage); |
| |
| std::vector<std::string> usages; |
| if (usage & BufferUsage::CAMERA_INPUT) { |
| usage &= ~static_cast<Underlying>(BufferUsage::CAMERA_INPUT); |
| usages.push_back("BufferUsage::CAMERA_INPUT"); |
| } |
| if (usage & BufferUsage::CAMERA_OUTPUT) { |
| usage &= ~static_cast<Underlying>(BufferUsage::CAMERA_OUTPUT); |
| usages.push_back("BufferUsage::CAMERA_OUTPUT"); |
| } |
| if (usage & BufferUsage::COMPOSER_CURSOR) { |
| usage &= ~static_cast<Underlying>(BufferUsage::COMPOSER_CURSOR); |
| usages.push_back("BufferUsage::COMPOSER_CURSOR"); |
| } |
| if (usage & BufferUsage::COMPOSER_OVERLAY) { |
| usage &= ~static_cast<Underlying>(BufferUsage::COMPOSER_OVERLAY); |
| usages.push_back("BufferUsage::COMPOSER_OVERLAY"); |
| } |
| if (usage & BufferUsage::CPU_READ_OFTEN) { |
| usage &= ~static_cast<Underlying>(BufferUsage::CPU_READ_OFTEN); |
| usages.push_back("BufferUsage::CPU_READ_OFTEN"); |
| } |
| if (usage & BufferUsage::CPU_READ_NEVER) { |
| usage &= ~static_cast<Underlying>(BufferUsage::CPU_READ_NEVER); |
| usages.push_back("BufferUsage::CPU_READ_NEVER"); |
| } |
| if (usage & BufferUsage::CPU_READ_RARELY) { |
| usage &= ~static_cast<Underlying>(BufferUsage::CPU_READ_RARELY); |
| usages.push_back("BufferUsage::CPU_READ_RARELY"); |
| } |
| if (usage & BufferUsage::CPU_WRITE_NEVER) { |
| usage &= ~static_cast<Underlying>(BufferUsage::CPU_WRITE_NEVER); |
| usages.push_back("BufferUsage::CPU_WRITE_NEVER"); |
| } |
| if (usage & BufferUsage::CPU_WRITE_OFTEN) { |
| usage &= ~static_cast<Underlying>(BufferUsage::CPU_WRITE_OFTEN); |
| usages.push_back("BufferUsage::CPU_WRITE_OFTEN"); |
| } |
| if (usage & BufferUsage::CPU_WRITE_RARELY) { |
| usage &= ~static_cast<Underlying>(BufferUsage::CPU_WRITE_RARELY); |
| usages.push_back("BufferUsage::CPU_WRITE_RARELY"); |
| } |
| if (usage & BufferUsage::GPU_RENDER_TARGET) { |
| usage &= ~static_cast<Underlying>(BufferUsage::GPU_RENDER_TARGET); |
| usages.push_back("BufferUsage::GPU_RENDER_TARGET"); |
| } |
| if (usage & BufferUsage::GPU_TEXTURE) { |
| usage &= ~static_cast<Underlying>(BufferUsage::GPU_TEXTURE); |
| usages.push_back("BufferUsage::GPU_TEXTURE"); |
| } |
| if (usage & BufferUsage::PROTECTED) { |
| usage &= ~static_cast<Underlying>(BufferUsage::PROTECTED); |
| usages.push_back("BufferUsage::PROTECTED"); |
| } |
| if (usage & BufferUsage::RENDERSCRIPT) { |
| usage &= ~static_cast<Underlying>(BufferUsage::RENDERSCRIPT); |
| usages.push_back("BufferUsage::RENDERSCRIPT"); |
| } |
| if (usage & BufferUsage::VIDEO_DECODER) { |
| usage &= ~static_cast<Underlying>(BufferUsage::VIDEO_DECODER); |
| usages.push_back("BufferUsage::VIDEO_DECODER"); |
| } |
| if (usage & BufferUsage::VIDEO_ENCODER) { |
| usage &= ~static_cast<Underlying>(BufferUsage::VIDEO_ENCODER); |
| usages.push_back("BufferUsage::VIDEO_ENCODER"); |
| } |
| if (usage & BufferUsage::GPU_DATA_BUFFER) { |
| usage &= ~static_cast<Underlying>(BufferUsage::GPU_DATA_BUFFER); |
| usages.push_back("BufferUsage::GPU_DATA_BUFFER"); |
| } |
| |
| if (usage) { |
| usages.push_back(android::base::StringPrintf("UnknownUsageBits-%" PRIu64, usage)); |
| } |
| |
| return android::base::Join(usages, '|'); |
| } |
| |
| int convertToDrmFormat(PixelFormat format, uint32_t* outDrmFormat) { |
| switch (format) { |
| case PixelFormat::BGRA_8888: |
| *outDrmFormat = DRM_FORMAT_ARGB8888; |
| return 0; |
| /** |
| * Choose DRM_FORMAT_R8 because <system/graphics.h> requires the buffers |
| * with a format HAL_PIXEL_FORMAT_BLOB have a height of 1, and width |
| * equal to their size in bytes. |
| */ |
| case PixelFormat::BLOB: |
| *outDrmFormat = DRM_FORMAT_R8; |
| return 0; |
| case PixelFormat::DEPTH_16: |
| return -EINVAL; |
| case PixelFormat::DEPTH_24: |
| return -EINVAL; |
| case PixelFormat::DEPTH_24_STENCIL_8: |
| return -EINVAL; |
| case PixelFormat::DEPTH_32F: |
| return -EINVAL; |
| case PixelFormat::DEPTH_32F_STENCIL_8: |
| return -EINVAL; |
| case PixelFormat::HSV_888: |
| return -EINVAL; |
| case PixelFormat::IMPLEMENTATION_DEFINED: |
| *outDrmFormat = DRM_FORMAT_FLEX_IMPLEMENTATION_DEFINED; |
| return 0; |
| case PixelFormat::RAW10: |
| return -EINVAL; |
| case PixelFormat::RAW12: |
| return -EINVAL; |
| case PixelFormat::RAW16: |
| *outDrmFormat = DRM_FORMAT_R16; |
| return 0; |
| /* TODO use blob */ |
| case PixelFormat::RAW_OPAQUE: |
| return -EINVAL; |
| case PixelFormat::RGBA_1010102: |
| *outDrmFormat = DRM_FORMAT_ABGR2101010; |
| return 0; |
| case PixelFormat::RGBA_8888: |
| *outDrmFormat = DRM_FORMAT_ABGR8888; |
| return 0; |
| case PixelFormat::RGBA_FP16: |
| *outDrmFormat = DRM_FORMAT_ABGR16161616F; |
| return 0; |
| case PixelFormat::RGBX_8888: |
| *outDrmFormat = DRM_FORMAT_XBGR8888; |
| return 0; |
| case PixelFormat::RGB_565: |
| *outDrmFormat = DRM_FORMAT_RGB565; |
| return 0; |
| case PixelFormat::RGB_888: |
| *outDrmFormat = DRM_FORMAT_RGB888; |
| return 0; |
| case PixelFormat::STENCIL_8: |
| return -EINVAL; |
| case PixelFormat::Y16: |
| *outDrmFormat = DRM_FORMAT_R16; |
| return 0; |
| case PixelFormat::Y8: |
| *outDrmFormat = DRM_FORMAT_R8; |
| return 0; |
| case PixelFormat::YCBCR_420_888: |
| *outDrmFormat = DRM_FORMAT_FLEX_YCbCr_420_888; |
| return 0; |
| case PixelFormat::YCBCR_422_SP: |
| return -EINVAL; |
| case PixelFormat::YCBCR_422_I: |
| return -EINVAL; |
| case PixelFormat::YCBCR_P010: |
| *outDrmFormat = DRM_FORMAT_P010; |
| return 0; |
| case PixelFormat::YCRCB_420_SP: |
| *outDrmFormat = DRM_FORMAT_NV21; |
| return 0; |
| case PixelFormat::YV12: |
| *outDrmFormat = DRM_FORMAT_YVU420_ANDROID; |
| return 0; |
| }; |
| return -EINVAL; |
| } |
| |
| int convertToBufferUsage(uint64_t grallocUsage, uint64_t* outBufferUsage) { |
| uint64_t bufferUsage = BO_USE_NONE; |
| |
| if ((grallocUsage & BufferUsage::CPU_READ_MASK) == |
| static_cast<uint64_t>(BufferUsage::CPU_READ_RARELY)) { |
| bufferUsage |= BO_USE_SW_READ_RARELY; |
| } |
| if ((grallocUsage & BufferUsage::CPU_READ_MASK) == |
| static_cast<uint64_t>(BufferUsage::CPU_READ_OFTEN)) { |
| bufferUsage |= BO_USE_SW_READ_OFTEN; |
| } |
| if ((grallocUsage & BufferUsage::CPU_WRITE_MASK) == |
| static_cast<uint64_t>(BufferUsage::CPU_WRITE_RARELY)) { |
| bufferUsage |= BO_USE_SW_WRITE_RARELY; |
| } |
| if ((grallocUsage & BufferUsage::CPU_WRITE_MASK) == |
| static_cast<uint64_t>(BufferUsage::CPU_WRITE_OFTEN)) { |
| bufferUsage |= BO_USE_SW_WRITE_OFTEN; |
| } |
| if (grallocUsage & BufferUsage::GPU_TEXTURE) { |
| bufferUsage |= BO_USE_TEXTURE; |
| } |
| if (grallocUsage & BufferUsage::GPU_RENDER_TARGET) { |
| bufferUsage |= BO_USE_RENDERING; |
| } |
| if (grallocUsage & BufferUsage::COMPOSER_OVERLAY) { |
| /* HWC wants to use display hardware, but can defer to OpenGL. */ |
| bufferUsage |= BO_USE_SCANOUT | BO_USE_TEXTURE; |
| } |
| /* Map this flag to linear until real HW protection is available on Android. */ |
| if (grallocUsage & BufferUsage::PROTECTED) { |
| bufferUsage |= BO_USE_LINEAR; |
| } |
| if (grallocUsage & BufferUsage::COMPOSER_CURSOR) { |
| bufferUsage |= BO_USE_NONE; |
| } |
| if (grallocUsage & BufferUsage::VIDEO_ENCODER) { |
| /*HACK: See b/30054495 */ |
| bufferUsage |= BO_USE_SW_READ_OFTEN; |
| } |
| if (grallocUsage & BufferUsage::CAMERA_OUTPUT) { |
| bufferUsage |= BO_USE_CAMERA_WRITE; |
| } |
| if (grallocUsage & BufferUsage::CAMERA_INPUT) { |
| bufferUsage |= BO_USE_CAMERA_READ; |
| } |
| if (grallocUsage & BufferUsage::RENDERSCRIPT) { |
| bufferUsage |= BO_USE_RENDERSCRIPT; |
| } |
| if (grallocUsage & BufferUsage::VIDEO_DECODER) { |
| bufferUsage |= BO_USE_HW_VIDEO_DECODER; |
| } |
| if (grallocUsage & BufferUsage::GPU_DATA_BUFFER) { |
| bufferUsage |= BO_USE_GPU_DATA_BUFFER; |
| } |
| |
| *outBufferUsage = bufferUsage; |
| return 0; |
| } |
| |
| int convertToMapUsage(uint64_t grallocUsage, uint32_t* outMapUsage) { |
| uint32_t mapUsage = BO_MAP_NONE; |
| |
| if (grallocUsage & BufferUsage::CPU_READ_MASK) { |
| mapUsage |= BO_MAP_READ; |
| } |
| if (grallocUsage & BufferUsage::CPU_WRITE_MASK) { |
| mapUsage |= BO_MAP_WRITE; |
| } |
| |
| *outMapUsage = mapUsage; |
| return 0; |
| } |
| |
| int convertToCrosDescriptor(const BufferDescriptorInfo& descriptor, |
| struct cros_gralloc_buffer_descriptor* outCrosDescriptor) { |
| outCrosDescriptor->width = descriptor.width; |
| outCrosDescriptor->height = descriptor.height; |
| outCrosDescriptor->droid_format = static_cast<int32_t>(descriptor.format); |
| outCrosDescriptor->droid_usage = descriptor.usage; |
| outCrosDescriptor->reserved_region_size = 0; |
| if (descriptor.layerCount > 1) { |
| drv_log("Failed to convert descriptor. Unsupported layerCount: %d\n", |
| descriptor.layerCount); |
| return -EINVAL; |
| } |
| if (convertToDrmFormat(descriptor.format, &outCrosDescriptor->drm_format)) { |
| std::string pixelFormatString = getPixelFormatString(descriptor.format); |
| drv_log("Failed to convert descriptor. Unsupported format %s\n", pixelFormatString.c_str()); |
| return -EINVAL; |
| } |
| if (convertToBufferUsage(descriptor.usage, &outCrosDescriptor->use_flags)) { |
| std::string usageString = getUsageString(descriptor.usage); |
| drv_log("Failed to convert descriptor. Unsupported usage flags %s\n", usageString.c_str()); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| int convertToFenceFd(const hidl_handle& fenceHandle, int* outFenceFd) { |
| if (!outFenceFd) { |
| return -EINVAL; |
| } |
| |
| const native_handle_t* nativeHandle = fenceHandle.getNativeHandle(); |
| if (nativeHandle && nativeHandle->numFds > 1) { |
| return -EINVAL; |
| } |
| |
| *outFenceFd = (nativeHandle && nativeHandle->numFds == 1) ? nativeHandle->data[0] : -1; |
| return 0; |
| } |
| |
| int convertToFenceHandle(int fenceFd, hidl_handle* outFenceHandle) { |
| if (!outFenceHandle) { |
| return -EINVAL; |
| } |
| if (fenceFd < 0) { |
| return 0; |
| } |
| |
| NATIVE_HANDLE_DECLARE_STORAGE(handleStorage, 1, 0); |
| auto fenceHandle = native_handle_init(handleStorage, 1, 0); |
| fenceHandle->data[0] = fenceFd; |
| |
| *outFenceHandle = fenceHandle; |
| return 0; |
| } |
| |
| std::optional<BufferDescriptorInfo> decodeBufferDescriptorInfo(const hidl_vec<uint32_t>& encoded) { |
| if (encoded.size() != 5) { |
| drv_log("Failed to decodeBufferDescriptorInfo. Invalid size: %zd.\n", encoded.size()); |
| return {}; |
| } |
| |
| BufferDescriptorInfo descriptor; |
| descriptor.width = encoded[0]; |
| descriptor.height = encoded[1]; |
| descriptor.layerCount = encoded[2]; |
| descriptor.format = static_cast<PixelFormat>(encoded[3]); |
| descriptor.usage = encoded[4]; |
| return std::move(descriptor); |
| } |
| |
| std::optional<hidl_vec<uint32_t>> encodeBufferDescriptorInfo(const BufferDescriptorInfo& info) { |
| hidl_vec<uint32_t> encoded; |
| encoded.resize(5); |
| encoded[0] = info.width; |
| encoded[1] = info.height; |
| encoded[2] = info.layerCount; |
| encoded[3] = static_cast<uint32_t>(info.format); |
| encoded[4] = info.usage & std::numeric_limits<uint32_t>::max(); |
| return std::move(encoded); |
| } |
