mirror of
https://github.com/Xaymar/obs-StreamFX
synced 2024-12-05 01:27:26 +00:00
154 lines
5.5 KiB
C++
154 lines
5.5 KiB
C++
/*
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* Modern effects for a modern Streamer
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* Copyright (C) 2017 Michael Fabian Dirks
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#pragma once
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#include "common.hpp"
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#include <atomic>
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#include <vector>
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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-vertexbuffer.hpp"
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#include "obs/obs-source-factory.hpp"
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// Nvidia
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#include "nvidia/ar/nvidia-ar.hpp"
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#include "nvidia/cuda/nvidia-cuda-context.hpp"
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#include "nvidia/cuda/nvidia-cuda-gs-texture.hpp"
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#include "nvidia/cuda/nvidia-cuda-memory.hpp"
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#include "nvidia/cuda/nvidia-cuda-obs.hpp"
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#include "nvidia/cuda/nvidia-cuda-stream.hpp"
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#include "nvidia/cuda/nvidia-cuda.hpp"
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namespace streamfx::filter::nvidia {
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class face_tracking_instance : public obs::source_instance {
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// Filter Cache
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std::pair<uint32_t, uint32_t> _size;
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bool _rt_is_fresh;
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std::shared_ptr<streamfx::obs::gs::rendertarget> _rt;
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std::mutex _delete_protection;
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// Settings
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double_t _cfg_zoom;
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std::pair<double_t, double_t> _cfg_offset;
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double_t _cfg_stability;
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// Operational Data
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std::shared_ptr<streamfx::obs::gs::vertex_buffer> _geometry;
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struct {
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streamfx::util::math::kalman1D<double_t> center[2];
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streamfx::util::math::kalman1D<double_t> size[2];
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} _filters;
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struct {
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std::mutex lock;
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double_t center[2];
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double_t size[2];
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double_t velocity[2];
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} _values;
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// Nvidia CUDA interop
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std::shared_ptr<::streamfx::nvidia::cuda::obs> _cuda;
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std::shared_ptr<::streamfx::nvidia::cuda::stream> _cuda_stream;
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// Nvidia AR interop
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std::shared_ptr<::streamfx::nvidia::ar::ar> _ar_library;
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std::atomic_bool _ar_loaded;
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std::shared_ptr<nvAR_Feature> _ar_feature;
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std::atomic_bool _ar_is_tracking;
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std::mutex _ar_lock;
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std::vector<float_t> _ar_bboxes_confidence;
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std::vector<NvAR_Rect> _ar_bboxes_data;
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NvAR_BBoxes _ar_bboxes;
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std::shared_ptr<streamfx::obs::gs::texture> _ar_texture;
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bool _ar_texture_cuda_fresh;
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std::shared_ptr<::streamfx::nvidia::cuda::gstexture> _ar_texture_cuda;
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std::shared_ptr<::streamfx::nvidia::cuda::memory> _ar_texture_cuda_mem;
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NvCVImage _ar_image;
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NvCVImage _ar_image_bgr;
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NvCVImage _ar_image_temp;
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// Tasks
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std::shared_ptr<::streamfx::util::threadpool::task> _async_initialize;
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std::shared_ptr<::streamfx::util::threadpool::task> _async_track;
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#ifdef ENABLE_PROFILING
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// Profiling
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std::shared_ptr<streamfx::util::profiler> _profile_capture;
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std::shared_ptr<streamfx::util::profiler> _profile_capture_realloc;
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std::shared_ptr<streamfx::util::profiler> _profile_capture_copy;
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std::shared_ptr<streamfx::util::profiler> _profile_ar_realloc;
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std::shared_ptr<streamfx::util::profiler> _profile_ar_copy;
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std::shared_ptr<streamfx::util::profiler> _profile_ar_transfer;
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std::shared_ptr<streamfx::util::profiler> _profile_ar_run;
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std::shared_ptr<streamfx::util::profiler> _profile_ar_calc;
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#endif
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public:
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face_tracking_instance(obs_data_t*, obs_source_t*);
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virtual ~face_tracking_instance() override;
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// Tasks
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void async_initialize(std::shared_ptr<void> = nullptr);
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void async_track(std::shared_ptr<void> = nullptr);
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void refresh_geometry();
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void refresh_region_of_interest();
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virtual void load(obs_data_t* data) override;
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virtual void migrate(obs_data_t* data, uint64_t version) override;
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virtual void update(obs_data_t* data) override;
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virtual void video_tick(float_t seconds) override;
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virtual void video_render(gs_effect_t* effect) override;
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#ifdef ENABLE_PROFILING
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bool button_profile(obs_properties_t* props, obs_property_t* property);
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#endif
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};
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class face_tracking_factory
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: public obs::source_factory<filter::nvidia::face_tracking_factory, filter::nvidia::face_tracking_instance> {
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std::shared_ptr<::streamfx::nvidia::cuda::obs> _cuda;
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std::shared_ptr<::streamfx::nvidia::ar::ar> _ar;
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public:
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face_tracking_factory();
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virtual ~face_tracking_factory() override;
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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(filter::nvidia::face_tracking_instance* data) override;
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std::shared_ptr<::streamfx::nvidia::ar::ar> get_ar();
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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<face_tracking_factory> get();
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};
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} // namespace streamfx::filter::nvidia
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