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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <ui/GraphicTypes.h> // ui::Dataspace
#include <ui/PublicFormat.h>
// ----------------------------------------------------------------------------
namespace android {
// ----------------------------------------------------------------------------
using ui::Dataspace;
int mapPublicFormatToHalFormat(PublicFormat f) {
switch (f) {
case PublicFormat::JPEG:
case PublicFormat::DEPTH_POINT_CLOUD:
case PublicFormat::DEPTH_JPEG:
case PublicFormat::HEIC:
return HAL_PIXEL_FORMAT_BLOB;
case PublicFormat::DEPTH16:
return HAL_PIXEL_FORMAT_Y16;
case PublicFormat::RAW_SENSOR:
case PublicFormat::RAW_DEPTH:
return HAL_PIXEL_FORMAT_RAW16;
default:
// Most formats map 1:1
return static_cast<int>(f);
}
}
android_dataspace mapPublicFormatToHalDataspace(PublicFormat f) {
Dataspace dataspace;
switch (f) {
case PublicFormat::JPEG:
dataspace = Dataspace::V0_JFIF;
break;
case PublicFormat::DEPTH_POINT_CLOUD:
case PublicFormat::DEPTH16:
case PublicFormat::RAW_DEPTH:
dataspace = Dataspace::DEPTH;
break;
case PublicFormat::RAW_SENSOR:
case PublicFormat::RAW_PRIVATE:
case PublicFormat::RAW10:
case PublicFormat::RAW12:
dataspace = Dataspace::ARBITRARY;
break;
case PublicFormat::YUV_420_888:
case PublicFormat::NV21:
case PublicFormat::YV12:
dataspace = Dataspace::V0_JFIF;
break;
case PublicFormat::DEPTH_JPEG:
dataspace = Dataspace::DYNAMIC_DEPTH;
break;
case PublicFormat::HEIC:
dataspace = Dataspace::HEIF;
break;
default:
// Most formats map to UNKNOWN
dataspace = Dataspace::UNKNOWN;
break;
}
return static_cast<android_dataspace>(dataspace);
}
PublicFormat mapHalFormatDataspaceToPublicFormat(int format, android_dataspace dataSpace) {
Dataspace ds = static_cast<Dataspace>(dataSpace);
switch (format) {
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_RGBA_FP16:
case HAL_PIXEL_FORMAT_RGBA_1010102:
case HAL_PIXEL_FORMAT_RGB_888:
case HAL_PIXEL_FORMAT_RGB_565:
case HAL_PIXEL_FORMAT_Y8:
case HAL_PIXEL_FORMAT_RAW10:
case HAL_PIXEL_FORMAT_RAW12:
case HAL_PIXEL_FORMAT_YCbCr_420_888:
case HAL_PIXEL_FORMAT_YV12:
// Enums overlap in both name and value
return static_cast<PublicFormat>(format);
case HAL_PIXEL_FORMAT_RAW16:
switch (ds) {
case Dataspace::DEPTH:
return PublicFormat::RAW_DEPTH;
default:
return PublicFormat::RAW_SENSOR;
}
case HAL_PIXEL_FORMAT_RAW_OPAQUE:
// Name differs, though value is the same
return PublicFormat::RAW_PRIVATE;
case HAL_PIXEL_FORMAT_YCbCr_422_SP:
// Name differs, though the value is the same
return PublicFormat::NV16;
case HAL_PIXEL_FORMAT_YCrCb_420_SP:
// Name differs, though the value is the same
return PublicFormat::NV21;
case HAL_PIXEL_FORMAT_YCbCr_422_I:
// Name differs, though the value is the same
return PublicFormat::YUY2;
case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
// Name differs, though the value is the same
return PublicFormat::PRIVATE;
case HAL_PIXEL_FORMAT_Y16:
// Dataspace-dependent
switch (ds) {
case Dataspace::DEPTH:
return PublicFormat::DEPTH16;
default:
// Assume non-depth Y16 is just Y16.
return PublicFormat::Y16;
}
case HAL_PIXEL_FORMAT_BLOB:
// Dataspace-dependent
switch (ds) {
case Dataspace::DEPTH:
return PublicFormat::DEPTH_POINT_CLOUD;
case Dataspace::V0_JFIF:
return PublicFormat::JPEG;
case Dataspace::HEIF:
return PublicFormat::HEIC;
default:
if (dataSpace == static_cast<android_dataspace>(HAL_DATASPACE_DYNAMIC_DEPTH)) {
return PublicFormat::DEPTH_JPEG;
} else {
// Assume otherwise-marked blobs are also JPEG
return PublicFormat::JPEG;
}
}
case HAL_PIXEL_FORMAT_BGRA_8888:
// Not defined in public API
return PublicFormat::UNKNOWN;
default:
return PublicFormat::UNKNOWN;
}
}
// ----------------------------------------------------------------------------
}; // namespace android
// ----------------------------------------------------------------------------