obs-StreamFX/source/filters/filter-upscaling.hpp

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// Copyright (c) 2020 Michael Fabian Dirks <info@xaymar.com>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#pragma once
#include <atomic>
#include <memory>
#include <mutex>
#include "obs/gs/gs-rendertarget.hpp"
#include "obs/gs/gs-texture.hpp"
#include "obs/obs-source-factory.hpp"
#include "plugin.hpp"
#include "util/util-threadpool.hpp"
#ifdef ENABLE_FILTER_UPSCALING_NVIDIA
#include "nvidia/vfx/nvidia-vfx-superresolution.hpp"
#endif
namespace streamfx::filter::upscaling {
enum class upscaling_provider {
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INVALID = -1,
AUTOMATIC = 0,
NVIDIA_SUPERRESOLUTION = 1,
};
const char* cstring(upscaling_provider provider);
std::string string(upscaling_provider provider);
class upscaling_instance : public ::streamfx::obs::source_instance {
std::pair<uint32_t, uint32_t> _in_size;
std::pair<uint32_t, uint32_t> _out_size;
std::atomic<upscaling_provider> _provider;
upscaling_provider _provider_ui;
std::atomic<bool> _provider_ready;
std::mutex _provider_lock;
std::shared_ptr<util::threadpool::task> _provider_task;
std::shared_ptr<::streamfx::obs::gs::rendertarget> _input;
std::shared_ptr<::streamfx::obs::gs::texture> _output;
bool _dirty;
#ifdef ENABLE_FILTER_UPSCALING_NVIDIA
std::shared_ptr<::streamfx::nvidia::vfx::superresolution> _nvidia_fx;
#endif
public:
upscaling_instance(obs_data_t* data, obs_source_t* self);
~upscaling_instance() override;
void load(obs_data_t* data) override;
void migrate(obs_data_t* data, uint64_t version) override;
void update(obs_data_t* data) override;
void properties(obs_properties_t* properties);
uint32_t get_width() override;
uint32_t get_height() override;
void video_tick(float_t time) override;
void video_render(gs_effect_t* effect) override;
private:
void switch_provider(upscaling_provider provider);
void task_switch_provider(util::threadpool_data_t data);
#ifdef ENABLE_FILTER_UPSCALING_NVIDIA
void nvvfxsr_load();
void nvvfxsr_unload();
void nvvfxsr_size();
void nvvfxsr_process();
void nvvfxsr_properties(obs_properties_t* props);
void nvvfxsr_update(obs_data_t* data);
#endif
};
class upscaling_factory
: public ::streamfx::obs::source_factory<::streamfx::filter::upscaling::upscaling_factory,
::streamfx::filter::upscaling::upscaling_instance> {
#ifdef ENABLE_FILTER_UPSCALING_NVIDIA
bool _nvidia_available;
std::shared_ptr<::streamfx::nvidia::cuda::obs> _nvcuda;
std::shared_ptr<::streamfx::nvidia::cv::cv> _nvcvi;
std::shared_ptr<::streamfx::nvidia::vfx::vfx> _nvvfx;
#endif
public:
virtual ~upscaling_factory();
upscaling_factory();
virtual const char* get_name() override;
virtual void get_defaults2(obs_data_t* data) override;
virtual obs_properties_t* get_properties2(upscaling_instance* data) override;
#ifdef ENABLE_FRONTEND
static bool on_manual_open(obs_properties_t* props, obs_property_t* property, void* data);
#endif
bool is_provider_available(upscaling_provider);
upscaling_provider find_ideal_provider();
public: // Singleton
static void initialize();
static void finalize();
static std::shared_ptr<::streamfx::filter::upscaling::upscaling_factory> get();
};
} // namespace streamfx::filter::upscaling