android13/external/camera_engine_rkaiq/algos/aeis/scaler_service.cpp

69 lines
1.9 KiB
C++

/*
* scaler_service.cpp
*
* Copyright (c) 2021 Rockchip Electronics Co., Ltd.
*
* 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.
*
* Author: Cody Xie <cody.xie@rock-chips.com>
*/
#include "scaler_service.h"
#include "image_processor.h"
#include "dma_video_buffer.h"
using namespace XCam;
namespace RkCam {
template <typename To, typename From>
To convert(From&);
template <>
img_buffer_t convert(std::shared_ptr<DmaVideoBuffer>& dma) {
auto info = dma->get_video_info();
img_buffer_t buf = {
.vir_addr = nullptr,
.phy_addr = nullptr,
.fd = -1,
.width = (int)info.width,
.height = (int)info.height,
.wstride = (int)info.aligned_width,
.hstride = (int)info.aligned_height,
.format = RK_PIX_FMT_NV12,
};
buf.fd = dma->get_fd();
buf.format = static_cast<rk_aiq_format_t>(info.format);
return buf;
}
ScalerTask::ScalerTask(std::unique_ptr<ImageProcessor> proc) : proc_(std::move(proc)) {}
TaskResult ScalerTask::operator()(ServiceParam<scaler_param>& p) {
auto full = p.payload->input_image;
auto scales = p.payload->scaled_images;
auto last = full;
for (auto it = scales.begin(); it != scales.end(); it++) {
img_buffer_t src = convert<img_buffer_t>(last);
img_buffer_t dst = convert<img_buffer_t>(*it);
proc_->resize(src, dst, 0, 0);
last = *it;
}
return TaskResult::kSuccess;
}
} // namespace RkCam