| // Copyright 2019 The Fuchsia 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 "format_conversion.h" |
| |
| namespace camera { |
| |
| fuchsia_sysmem_ImageFormat_2 ConvertHlcppImageFormat2toCType( |
| const fuchsia::sysmem::ImageFormat_2& hlcpp_image_format2) { |
| return { |
| .pixel_format = |
| { |
| .type = *reinterpret_cast<const fuchsia_sysmem_PixelFormatType*>( |
| &hlcpp_image_format2.pixel_format.type), |
| .has_format_modifier = hlcpp_image_format2.pixel_format.has_format_modifier, |
| .format_modifier.value = hlcpp_image_format2.pixel_format.format_modifier.value, |
| }, |
| .coded_width = hlcpp_image_format2.coded_width, |
| .coded_height = hlcpp_image_format2.coded_height, |
| .bytes_per_row = hlcpp_image_format2.bytes_per_row, |
| .display_width = hlcpp_image_format2.display_width, |
| .display_height = hlcpp_image_format2.display_height, |
| .layers = hlcpp_image_format2.layers, |
| .color_space = *reinterpret_cast<const fuchsia_sysmem_ColorSpace*>( |
| &hlcpp_image_format2.color_space.type), |
| .has_pixel_aspect_ratio = hlcpp_image_format2.has_pixel_aspect_ratio, |
| .pixel_aspect_ratio_width = hlcpp_image_format2.pixel_aspect_ratio_width, |
| .pixel_aspect_ratio_height = hlcpp_image_format2.pixel_aspect_ratio_height, |
| }; |
| } |
| |
| void ConvertToCTypeBufferCollectionInfo2( |
| const fuchsia::sysmem::BufferCollectionInfo_2& hlcpp_buffer_collection, |
| fuchsia_sysmem_BufferCollectionInfo_2* buffer_collection) { |
| buffer_collection->buffer_count = hlcpp_buffer_collection.buffer_count; |
| |
| auto& buffer_settings = buffer_collection->settings.buffer_settings; |
| auto& hlcpp_buffer_settings = hlcpp_buffer_collection.settings.buffer_settings; |
| buffer_settings.size_bytes = hlcpp_buffer_settings.size_bytes; |
| buffer_settings.is_physically_contiguous = hlcpp_buffer_settings.is_physically_contiguous; |
| buffer_settings.is_secure = hlcpp_buffer_settings.is_secure; |
| buffer_settings.coherency_domain = *reinterpret_cast<const fuchsia_sysmem_CoherencyDomain*>( |
| &hlcpp_buffer_settings.coherency_domain); |
| buffer_settings.heap = |
| *reinterpret_cast<const fuchsia_sysmem_HeapType*>(&hlcpp_buffer_settings.heap); |
| buffer_collection->settings.has_image_format_constraints = |
| hlcpp_buffer_collection.settings.has_image_format_constraints; |
| |
| auto& image_format_constraints = buffer_collection->settings.image_format_constraints; |
| auto& hlcpp_image_format_constraints = hlcpp_buffer_collection.settings.image_format_constraints; |
| image_format_constraints.pixel_format.type = |
| *reinterpret_cast<const fuchsia_sysmem_PixelFormatType*>( |
| &hlcpp_image_format_constraints.pixel_format.type); |
| image_format_constraints.pixel_format.has_format_modifier = |
| hlcpp_image_format_constraints.pixel_format.has_format_modifier; |
| image_format_constraints.pixel_format.format_modifier.value = |
| hlcpp_image_format_constraints.pixel_format.format_modifier.value; |
| |
| image_format_constraints.color_spaces_count = hlcpp_image_format_constraints.color_spaces_count; |
| for (uint32_t i = 0; i < image_format_constraints.color_spaces_count; ++i) { |
| image_format_constraints.color_space[i] = *reinterpret_cast<const fuchsia_sysmem_ColorSpace*>( |
| &hlcpp_image_format_constraints.color_space[i].type); |
| } |
| |
| image_format_constraints.min_coded_width = hlcpp_image_format_constraints.min_coded_width; |
| image_format_constraints.max_coded_width = hlcpp_image_format_constraints.max_coded_width; |
| image_format_constraints.min_coded_height = hlcpp_image_format_constraints.min_coded_height; |
| image_format_constraints.max_coded_height = hlcpp_image_format_constraints.max_coded_height; |
| image_format_constraints.min_bytes_per_row = hlcpp_image_format_constraints.min_bytes_per_row; |
| image_format_constraints.max_bytes_per_row = hlcpp_image_format_constraints.max_bytes_per_row; |
| |
| image_format_constraints.max_coded_width_times_coded_height = |
| hlcpp_image_format_constraints.max_coded_width_times_coded_height; |
| image_format_constraints.layers = hlcpp_image_format_constraints.layers; |
| image_format_constraints.coded_width_divisor = hlcpp_image_format_constraints.coded_width_divisor; |
| image_format_constraints.coded_height_divisor = |
| hlcpp_image_format_constraints.coded_height_divisor; |
| image_format_constraints.bytes_per_row_divisor = |
| hlcpp_image_format_constraints.bytes_per_row_divisor; |
| image_format_constraints.start_offset_divisor = |
| hlcpp_image_format_constraints.start_offset_divisor; |
| image_format_constraints.display_width_divisor = |
| hlcpp_image_format_constraints.display_width_divisor; |
| image_format_constraints.display_height_divisor = |
| hlcpp_image_format_constraints.display_height_divisor; |
| image_format_constraints.required_min_coded_width = |
| hlcpp_image_format_constraints.required_min_coded_width; |
| image_format_constraints.required_max_coded_width = |
| hlcpp_image_format_constraints.required_max_coded_width; |
| image_format_constraints.required_min_coded_height = |
| hlcpp_image_format_constraints.required_min_coded_height; |
| image_format_constraints.required_max_coded_height = |
| hlcpp_image_format_constraints.required_max_coded_height; |
| image_format_constraints.required_min_bytes_per_row = |
| hlcpp_image_format_constraints.required_min_bytes_per_row; |
| image_format_constraints.required_max_bytes_per_row = |
| hlcpp_image_format_constraints.required_max_bytes_per_row; |
| |
| for (uint32_t i = 0; i < hlcpp_buffer_collection.buffer_count; ++i) { |
| buffer_collection->buffers[i].vmo = hlcpp_buffer_collection.buffers[i].vmo.get(); |
| } |
| } |
| |
| fuchsia_sysmem_ImageFormat_2 GetImageFormatFromBufferCollection( |
| const fuchsia_sysmem_BufferCollectionInfo_2& buffer_collection, uint32_t coded_width, |
| uint32_t coded_height) { |
| ZX_ASSERT(buffer_collection.settings.has_image_format_constraints); |
| auto& constraints = buffer_collection.settings.image_format_constraints; |
| uint32_t bytes_per_row; |
| bool success = ImageFormatMinimumRowBytes(&constraints, coded_width, &bytes_per_row); |
| ZX_ASSERT(success); |
| return {.pixel_format = constraints.pixel_format, |
| .coded_width = coded_width, |
| .coded_height = coded_height, |
| .bytes_per_row = bytes_per_row, |
| .display_width = coded_width, |
| .display_height = coded_height, |
| .layers = 1, |
| .color_space = constraints.color_space[0]}; |
| } |
| |
| } // namespace camera |
