69 lines
1.9 KiB
C++
69 lines
1.9 KiB
C++
/*
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* scaler_service.cpp
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*
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* Copyright (c) 2021 Rockchip Electronics Co., Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Author: Cody Xie <cody.xie@rock-chips.com>
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*/
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#include "scaler_service.h"
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#include "image_processor.h"
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#include "dma_video_buffer.h"
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using namespace XCam;
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namespace RkCam {
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template <typename To, typename From>
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To convert(From&);
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template <>
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img_buffer_t convert(std::shared_ptr<DmaVideoBuffer>& dma) {
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auto info = dma->get_video_info();
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img_buffer_t buf = {
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.vir_addr = nullptr,
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.phy_addr = nullptr,
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.fd = -1,
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.width = (int)info.width,
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.height = (int)info.height,
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.wstride = (int)info.aligned_width,
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.hstride = (int)info.aligned_height,
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.format = RK_PIX_FMT_NV12,
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};
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buf.fd = dma->get_fd();
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buf.format = static_cast<rk_aiq_format_t>(info.format);
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return buf;
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}
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ScalerTask::ScalerTask(std::unique_ptr<ImageProcessor> proc) : proc_(std::move(proc)) {}
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TaskResult ScalerTask::operator()(ServiceParam<scaler_param>& p) {
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auto full = p.payload->input_image;
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auto scales = p.payload->scaled_images;
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auto last = full;
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for (auto it = scales.begin(); it != scales.end(); it++) {
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img_buffer_t src = convert<img_buffer_t>(last);
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img_buffer_t dst = convert<img_buffer_t>(*it);
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proc_->resize(src, dst, 0, 0);
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last = *it;
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}
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return TaskResult::kSuccess;
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}
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} // namespace RkCam
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