135 lines
5.2 KiB
C++
135 lines
5.2 KiB
C++
// Copyright (c) 2020 Michael Fabian Dirks <info@xaymar.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#pragma once
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#include "obs/gs/gs-effect.hpp"
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#include "obs/gs/gs-rendertarget.hpp"
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#include "obs/gs/gs-texture.hpp"
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#include "obs/obs-source-factory.hpp"
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#include "plugin.hpp"
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#include "util/util-threadpool.hpp"
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#include "warning-disable.hpp"
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#include <atomic>
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#include <memory>
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#include <mutex>
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#include "warning-enable.hpp"
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#ifdef ENABLE_FILTER_VIRTUAL_GREENSCREEN_NVIDIA
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#include "nvidia/vfx/nvidia-vfx-greenscreen.hpp"
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#endif
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namespace streamfx::filter::virtual_greenscreen {
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enum class virtual_greenscreen_provider {
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INVALID = -1,
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AUTOMATIC = 0,
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NVIDIA_GREENSCREEN = 1,
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};
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const char* cstring(virtual_greenscreen_provider provider);
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std::string string(virtual_greenscreen_provider provider);
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class virtual_greenscreen_instance : public ::streamfx::obs::source_instance {
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std::pair<uint32_t, uint32_t> _size;
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std::atomic<virtual_greenscreen_provider> _provider;
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virtual_greenscreen_provider _provider_ui;
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std::atomic<bool> _provider_ready;
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std::mutex _provider_lock;
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std::shared_ptr<util::threadpool::task> _provider_task;
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std::shared_ptr<::streamfx::obs::gs::effect> _effect;
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std::shared_ptr<::streamfx::obs::gs::sampler> _channel0_sampler;
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std::shared_ptr<::streamfx::obs::gs::sampler> _channel1_sampler;
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std::shared_ptr<::streamfx::obs::gs::rendertarget> _input;
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std::shared_ptr<::streamfx::obs::gs::texture> _output_color;
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std::shared_ptr<::streamfx::obs::gs::texture> _output_alpha;
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bool _dirty;
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#ifdef ENABLE_FILTER_VIRTUAL_GREENSCREEN_NVIDIA
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std::shared_ptr<::streamfx::nvidia::vfx::greenscreen> _nvidia_fx;
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#endif
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public:
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virtual_greenscreen_instance(obs_data_t* data, obs_source_t* self);
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~virtual_greenscreen_instance() override;
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void load(obs_data_t* data) override;
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void migrate(obs_data_t* data, uint64_t version) override;
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void update(obs_data_t* data) override;
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void properties(obs_properties_t* properties);
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uint32_t get_width() override;
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uint32_t get_height() override;
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void video_tick(float_t time) override;
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void video_render(gs_effect_t* effect) override;
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private:
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void switch_provider(virtual_greenscreen_provider provider);
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void task_switch_provider(util::threadpool_data_t data);
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#ifdef ENABLE_FILTER_VIRTUAL_GREENSCREEN_NVIDIA
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void nvvfxgs_load();
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void nvvfxgs_unload();
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void nvvfxgs_size();
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void nvvfxgs_process(std::shared_ptr<::streamfx::obs::gs::texture>& color,
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std::shared_ptr<::streamfx::obs::gs::texture>& alpha);
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void nvvfxgs_properties(obs_properties_t* props);
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void nvvfxgs_update(obs_data_t* data);
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#endif
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};
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class virtual_greenscreen_factory : public ::streamfx::obs::source_factory<
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::streamfx::filter::virtual_greenscreen::virtual_greenscreen_factory,
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::streamfx::filter::virtual_greenscreen::virtual_greenscreen_instance> {
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#ifdef ENABLE_FILTER_VIRTUAL_GREENSCREEN_NVIDIA
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bool _nvidia_available;
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std::shared_ptr<::streamfx::nvidia::cuda::obs> _nvcuda;
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std::shared_ptr<::streamfx::nvidia::cv::cv> _nvcvi;
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std::shared_ptr<::streamfx::nvidia::vfx::vfx> _nvvfx;
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#endif
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public:
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virtual ~virtual_greenscreen_factory();
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virtual_greenscreen_factory();
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virtual const char* get_name() override;
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virtual void get_defaults2(obs_data_t* data) override;
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virtual obs_properties_t* get_properties2(virtual_greenscreen_instance* data) override;
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#ifdef ENABLE_FRONTEND
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static bool on_manual_open(obs_properties_t* props, obs_property_t* property, void* data);
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#endif
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bool is_provider_available(virtual_greenscreen_provider);
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virtual_greenscreen_provider find_ideal_provider();
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public: // Singleton
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static void initialize();
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static void finalize();
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static std::shared_ptr<::streamfx::filter::virtual_greenscreen::virtual_greenscreen_factory> get();
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};
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} // namespace streamfx::filter::virtual_greenscreen
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