obs-StreamFX/source/gfx/gfx-source-texture.hpp

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2.9 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 "common.hpp"
#include <map>
#include "obs/gs/gs-rendertarget.hpp"
#include "obs/gs/gs-texture.hpp"
#include "obs/obs-source.hpp"
namespace streamfx::gfx {
class source_texture {
std::shared_ptr<streamfx::obs::deprecated_source> _parent;
std::shared_ptr<streamfx::obs::deprecated_source> _child;
std::shared_ptr<streamfx::obs::gs::rendertarget> _rt;
source_texture(obs_source_t* parent);
public:
~source_texture();
source_texture(obs_source_t* src, obs_source_t* parent);
source_texture(const char* name, obs_source_t* parent);
source_texture(std::string name, obs_source_t* parent);
source_texture(std::shared_ptr<streamfx::obs::deprecated_source> child,
std::shared_ptr<streamfx::obs::deprecated_source> parent);
source_texture(std::shared_ptr<streamfx::obs::deprecated_source> child, obs_source_t* parent);
public /*copy*/:
source_texture(source_texture const& other) = delete;
source_texture& operator=(source_texture const& other) = delete;
public /*move*/:
source_texture(source_texture&& other) = delete;
source_texture& operator=(source_texture&& other) = delete;
public:
std::shared_ptr<streamfx::obs::gs::texture> render(std::size_t width, std::size_t height);
public: // Unsafe Methods
void clear();
obs_source_t* get_object();
obs_source_t* get_parent();
};
class source_texture_factory {
friend class source_texture;
std::map<std::shared_ptr<obs_weak_source_t>, std::weak_ptr<source_texture>> _cache;
public:
source_texture_factory();
~source_texture_factory();
std::shared_ptr<source_texture> get_source_texture(std::shared_ptr<obs_source_t> source);
protected:
void free_source_texture(std::shared_ptr<obs_source_t> source);
private: // Singleton
static std::shared_ptr<source_texture_factory> factory_instance;
public: // Singleton
static void initialize()
{
factory_instance = std::make_shared<source_texture_factory>();
}
static void finalize()
{
factory_instance.reset();
}
static std::shared_ptr<source_texture_factory> get()
{
return factory_instance;
}
};
} // namespace streamfx::gfx