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/*
* Copyright 2011-2021 Blender Foundation
*
* 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.
*/
#pragma once
#include "integrator/denoiser.h"
#include "util/thread.h"
#include "util/unique_ptr.h"
CCL_NAMESPACE_BEGIN
/* Implementation of denoising API which uses OpenImageDenoise library. */
class OIDNDenoiser : public Denoiser {
public:
/* Forwardly declared state which might be using compile-flag specific fields, such as
* OpenImageDenoise device and filter handles. */
class State;
OIDNDenoiser(Device *path_trace_device, const DenoiseParams ¶ms);
virtual bool denoise_buffer(const BufferParams &buffer_params,
RenderBuffers *render_buffers,
const int num_samples,
bool allow_inplace_modification) override;
protected:
virtual uint get_device_type_mask() const override;
/* We only perform one denoising at a time, since OpenImageDenoise itself is multithreaded.
* Use this mutex whenever images are passed to the OIDN and needs to be denoised. */
static thread_mutex mutex_;
};
CCL_NAMESPACE_END
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