obs-StreamFX/source/sources/source-mirror.hpp
2019-10-18 22:31:53 +02:00

147 lines
4.6 KiB
C++

/*
* Modern effects for a modern Streamer
* Copyright (C) 2017 Michael Fabian Dirks
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#pragma once
#include <condition_variable>
#include <memory>
#include <mutex>
#include <queue>
#include <thread>
#include <vector>
#include "gfx/gfx-source-texture.hpp"
#include "obs/gs/gs-rendertarget.hpp"
#include "obs/gs/gs-sampler.hpp"
#include "obs/obs-source-factory.hpp"
#include "obs/obs-source.hpp"
#include "plugin.hpp"
// OBS
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4201)
#endif
#include <obs-source.h>
#ifdef _MSC_VER
#pragma warning(pop)
#endif
namespace source {
namespace mirror {
struct mirror_audio_data {
obs_source_audio audio = {};
std::vector<std::vector<float_t>> data;
};
class mirror_instance : public obs::source_instance {
bool _active;
float_t _tick;
// Video Rendering
std::shared_ptr<obs::source> _scene;
std::shared_ptr<gfx::source_texture> _scene_texture_renderer;
std::shared_ptr<gs::texture> _scene_texture;
bool _scene_rendered;
uint32_t _rescale_alignment;
// Rescaling
bool _rescale_enabled;
uint32_t _rescale_width;
uint32_t _rescale_height;
bool _rescale_keep_orig_size;
obs_scale_type _rescale_type;
obs_bounds_type _rescale_bounds;
// Audio Rendering
bool _audio_enabled;
std::condition_variable _audio_notify;
std::thread _audio_thread;
bool _audio_kill_thread;
bool _audio_have_output;
std::mutex _audio_lock_outputter;
std::mutex _audio_lock_capturer;
std::queue<std::shared_ptr<mirror_audio_data>> _audio_data_queue;
std::queue<std::shared_ptr<mirror_audio_data>> _audio_data_free_queue;
speaker_layout _audio_layout;
// Input
std::shared_ptr<obs::source> _source;
obs_sceneitem_t* _source_item;
std::string _source_name;
private:
void release_input();
void acquire_input(std::string source_name);
public:
mirror_instance(obs_data_t* settings, obs_source_t* self);
virtual ~mirror_instance();
virtual uint32_t get_width() override;
virtual uint32_t get_height() override;
virtual void update(obs_data_t*) override;
virtual void load(obs_data_t*) override;
virtual void save(obs_data_t*) override;
virtual void activate() override;
virtual void deactivate() override;
virtual void video_tick(float) override;
virtual void video_render(gs_effect_t*) override;
virtual void enum_active_sources(obs_source_enum_proc_t, void*) override;
virtual void enum_all_sources(obs_source_enum_proc_t, void*) override;
void audio_output_cb() noexcept;
void on_source_rename(obs::source* source, std::string new_name, std::string old_name);
void on_audio_data(obs::source* source, const audio_data* audio, bool muted);
};
class mirror_factory : public obs::source_factory<source::mirror::mirror_factory, source::mirror::mirror_instance> {
static std::shared_ptr<source::mirror::mirror_factory> factory_instance;
public: // Singleton
static void initialize()
{
factory_instance = std::make_shared<source::mirror::mirror_factory>();
}
static void finalize()
{
factory_instance.reset();
}
static std::shared_ptr<mirror_factory> get()
{
return factory_instance;
}
public:
mirror_factory();
virtual ~mirror_factory() override;
virtual const char* get_name();
virtual void get_defaults2(obs_data_t* data);
virtual obs_properties_t* get_properties2(source::mirror::mirror_instance* data);
};
} // namespace mirror
}; // namespace source