obs-StreamFX/source/filter-displacement.h

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/*
* 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 "plugin.h"
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extern "C" {
#pragma warning (push)
#pragma warning (disable: 4201)
#include <libobs/obs-source.h>
#include <libobs/util/platform.h>
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#pragma warning (pop)
}
#include <string>
#define S_FILTER_DISPLACEMENT "Filter.Displacement"
#define S_FILTER_DISPLACEMENT_FILE "Filter.Displacement.File"
#define S_FILTER_DISPLACEMENT_FILE_TYPES "Filter.Displacement.File.Types"
#define S_FILTER_DISPLACEMENT_RATIO "Filter.Displacement.Ratio"
#define S_FILTER_DISPLACEMENT_SCALE "Filter.Displacement.Scale"
namespace Filter {
class Displacement {
public:
Displacement();
~Displacement();
static const char *get_name(void *);
static void *create(obs_data_t *, obs_source_t *);
static void destroy(void *);
static uint32_t get_width(void *);
static uint32_t get_height(void *);
static void get_defaults(obs_data_t *);
static obs_properties_t *get_properties(void *);
static void update(void *, obs_data_t *);
static void activate(void *);
static void deactivate(void *);
static void show(void *);
static void hide(void *);
static void video_tick(void *, float);
static void video_render(void *, gs_effect_t *);
private:
obs_source_info sourceInfo;
private:
class Instance {
public:
Instance(obs_data_t*, obs_source_t*);
~Instance();
void update(obs_data_t*);
uint32_t get_width();
uint32_t get_height();
void activate();
void deactivate();
void show();
void hide();
void video_tick(float);
void video_render(gs_effect_t*);
std::string get_file();
private:
void updateDisplacementMap(std::string file);
obs_source_t *context;
gs_effect_t *customEffect;
float_t distance;
vec2 displacementScale;
struct {
std::string file;
gs_texture_t* texture;
time_t createTime,
modifiedTime;
size_t size;
} dispmap;
float_t timer;
};
};
}