obs-StreamFX/source/filters/filter-dynamic-mask.hpp
2023-04-05 18:58:56 +02:00

154 lines
5.2 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 "gfx/gfx-source-texture.hpp"
#include "gfx/gfx-util.hpp"
#include "obs/gs/gs-effect.hpp"
#include "obs/obs-source-active-child.hpp"
#include "obs/obs-source-active-reference.hpp"
#include "obs/obs-source-factory.hpp"
#include "obs/obs-source-showing-reference.hpp"
#include "obs/obs-source-tracker.hpp"
#include "obs/obs-source.hpp"
#include "obs/obs-tools.hpp"
#include "warning-disable.hpp"
#include <list>
#include <map>
#include "warning-enable.hpp"
namespace streamfx::filter::dynamic_mask {
enum class channel : int8_t { Invalid = -1, Red, Green, Blue, Alpha };
class data {
streamfx::obs::gs::effect _channel_mask_fx;
private:
data();
public:
~data();
streamfx::obs::gs::effect channel_mask_fx();
public:
static std::shared_ptr<streamfx::filter::dynamic_mask::data> get();
};
class dynamic_mask_instance : public obs::source_instance {
std::shared_ptr<streamfx::filter::dynamic_mask::data> _data;
std::shared_ptr<streamfx::gfx::util> _gfx_util;
std::map<std::tuple<channel, channel, std::string>, std::string> _translation_map;
streamfx::obs::weak_source _input;
std::unique_ptr<streamfx::obs::source_active_child> _input_child;
std::shared_ptr<streamfx::obs::source_showing_reference> _input_vs;
std::shared_ptr<streamfx::obs::source_active_reference> _input_ac;
// Base texture for filtering
bool _have_base;
std::shared_ptr<streamfx::obs::gs::rendertarget> _base_rt;
std::shared_ptr<streamfx::obs::gs::texture> _base_tex;
gs_color_space _base_color_space;
gs_color_format _base_color_format;
bool _base_srgb;
bool _have_input;
std::shared_ptr<streamfx::obs::gs::rendertarget> _input_rt;
std::shared_ptr<streamfx::obs::gs::texture> _input_tex;
gs_color_space _input_color_space;
gs_color_format _input_color_format;
bool _input_srgb;
bool _have_final;
std::shared_ptr<streamfx::obs::gs::rendertarget> _final_rt;
std::shared_ptr<streamfx::obs::gs::texture> _final_tex;
bool _final_srgb;
int64_t _debug_texture;
struct channel_data {
float_t value = 0.0;
float_t scale = 1.0;
vec4 values = {0, 0, 0, 0};
};
std::map<channel, channel_data> _channels;
struct _precalc {
vec4 base;
vec4 scale;
matrix4 matrix;
} _precalc;
public:
dynamic_mask_instance(obs_data_t* data, obs_source_t* self);
virtual ~dynamic_mask_instance();
virtual void load(obs_data_t* settings) override;
virtual void migrate(obs_data_t* data, uint64_t version) override;
virtual void update(obs_data_t* settings) override;
virtual void save(obs_data_t* settings) override;
virtual gs_color_space video_get_color_space(size_t count, const gs_color_space* preferred_spaces) override;
virtual void video_tick(float_t time) override;
virtual void video_render(gs_effect_t* effect) override;
void enum_active_sources(obs_source_enum_proc_t enum_callback, void* param) override;
void enum_all_sources(obs_source_enum_proc_t enum_callback, void* param) override;
void show() override;
void hide() override;
void activate() override;
void deactivate() override;
bool acquire(std::string_view name);
void release();
};
class dynamic_mask_factory : public obs::source_factory<filter::dynamic_mask::dynamic_mask_factory,
filter::dynamic_mask::dynamic_mask_instance> {
std::list<std::string> _translation_cache;
public:
dynamic_mask_factory();
virtual ~dynamic_mask_factory() override;
virtual const char* get_name() override;
virtual void get_defaults2(obs_data_t* data) override;
virtual obs_properties_t* get_properties2(filter::dynamic_mask::dynamic_mask_instance* data) override;
std::string translate_string(const char* format, ...);
#ifdef ENABLE_FRONTEND
static bool on_manual_open(obs_properties_t* props, obs_property_t* property, void* data);
#endif
public: // Singleton
static void initialize();
static void finalize();
static std::shared_ptr<dynamic_mask_factory> get();
};
} // namespace streamfx::filter::dynamic_mask