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obs-streamFX/source/filters/filter-blur.cpp

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/*
* Modern effects for a modern Streamer
* Copyright (C) 2017-2018 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
*/
#include "filter-blur.hpp"
#include <cfloat>
#include <cinttypes>
#include <cmath>
#include <map>
#include <stdexcept>
#include "gfx/blur/gfx-blur-box-linear.hpp"
#include "gfx/blur/gfx-blur-box.hpp"
#include "gfx/blur/gfx-blur-dual-filtering.hpp"
#include "gfx/blur/gfx-blur-gaussian-linear.hpp"
#include "gfx/blur/gfx-blur-gaussian.hpp"
#include "obs/gs/gs-helper.hpp"
#include "obs/obs-source-tracker.hpp"
#include "strings.hpp"
#include "util-math.hpp"
// OBS
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4201)
#endif
#include <callback/signal.h>
#include <graphics/graphics.h>
#include <graphics/matrix4.h>
#include <util/platform.h>
#ifdef _MSC_VER
#pragma warning(pop)
#endif
// Translation Strings
#define ST "Filter.Blur"
#define ST_TYPE "Filter.Blur.Type"
#define ST_SUBTYPE "Filter.Blur.SubType"
#define ST_SIZE "Filter.Blur.Size"
#define ST_ANGLE "Filter.Blur.Angle"
#define ST_CENTER "Filter.Blur.Center"
#define ST_CENTER_X "Filter.Blur.Center.X"
#define ST_CENTER_Y "Filter.Blur.Center.Y"
#define ST_STEPSCALE "Filter.Blur.StepScale"
#define ST_STEPSCALE_X "Filter.Blur.StepScale.X"
#define ST_STEPSCALE_Y "Filter.Blur.StepScale.Y"
#define ST_MASK "Filter.Blur.Mask"
#define ST_MASK_TYPE "Filter.Blur.Mask.Type"
#define ST_MASK_TYPE_REGION "Filter.Blur.Mask.Type.Region"
#define ST_MASK_TYPE_IMAGE "Filter.Blur.Mask.Type.Image"
#define ST_MASK_TYPE_SOURCE "Filter.Blur.Mask.Type.Source"
#define ST_MASK_REGION_LEFT "Filter.Blur.Mask.Region.Left"
#define ST_MASK_REGION_RIGHT "Filter.Blur.Mask.Region.Right"
#define ST_MASK_REGION_TOP "Filter.Blur.Mask.Region.Top"
#define ST_MASK_REGION_BOTTOM "Filter.Blur.Mask.Region.Bottom"
#define ST_MASK_REGION_FEATHER "Filter.Blur.Mask.Region.Feather"
#define ST_MASK_REGION_FEATHER_SHIFT "Filter.Blur.Mask.Region.Feather.Shift"
#define ST_MASK_REGION_INVERT "Filter.Blur.Mask.Region.Invert"
#define ST_MASK_IMAGE "Filter.Blur.Mask.Image"
#define ST_MASK_SOURCE "Filter.Blur.Mask.Source"
#define ST_MASK_COLOR "Filter.Blur.Mask.Color"
#define ST_MASK_ALPHA "Filter.Blur.Mask.Alpha"
#define ST_MASK_MULTIPLIER "Filter.Blur.Mask.Multiplier"
struct local_blur_type_t {
std::function<::gfx::blur::ifactory&()> fn;
const char* name;
};
struct local_blur_subtype_t {
::gfx::blur::type type;
const char* name;
};
static std::map<std::string, local_blur_type_t> list_of_types = {
{"box", {&::gfx::blur::box_factory::get, S_BLUR_TYPE_BOX}},
{"box_linear", {&::gfx::blur::box_linear_factory::get, S_BLUR_TYPE_BOX_LINEAR}},
{"gaussian", {&::gfx::blur::gaussian_factory::get, S_BLUR_TYPE_GAUSSIAN}},
{"gaussian_linear", {&::gfx::blur::gaussian_linear_factory::get, S_BLUR_TYPE_GAUSSIAN_LINEAR}},
{"dual_filtering", {&::gfx::blur::dual_filtering_factory::get, S_BLUR_TYPE_DUALFILTERING}},
};
static std::map<std::string, local_blur_subtype_t> list_of_subtypes = {
{"area", {::gfx::blur::type::Area, S_BLUR_SUBTYPE_AREA}},
{"directional", {::gfx::blur::type::Directional, S_BLUR_SUBTYPE_DIRECTIONAL}},
{"rotational", {::gfx::blur::type::Rotational, S_BLUR_SUBTYPE_ROTATIONAL}},
{"zoom", {::gfx::blur::type::Zoom, S_BLUR_SUBTYPE_ZOOM}},
};
std::shared_ptr<filter::blur::blur_factory> filter::blur::blur_factory::factory_instance = nullptr;
filter::blur::blur_instance::blur_instance(obs_data_t* settings, obs_source_t* self)
: obs::source_instance(settings, self), _source_rendered(false), _output_rendered(false)
{
{
auto gctx = gs::context();
// Create RenderTargets
this->_source_rt = std::make_shared<gs::rendertarget>(GS_RGBA, GS_ZS_NONE);
this->_output_rt = std::make_shared<gs::rendertarget>(GS_RGBA, GS_ZS_NONE);
// Load Effects
{
char* file = obs_module_file("effects/mask.effect");
try {
_effect_mask = gs::effect::create(file);
} catch (std::runtime_error& ex) {
P_LOG_ERROR("<filter-blur> Loading _effect '%s' failed with error(s): %s", file, ex.what());
}
bfree(file);
}
}
update(settings);
}
filter::blur::blur_instance::~blur_instance() {}
bool filter::blur::blur_instance::apply_mask_parameters(std::shared_ptr<gs::effect> effect,
gs_texture_t* original_texture, gs_texture_t* blurred_texture)
{
if (effect->has_parameter("image_orig")) {
effect->get_parameter("image_orig")->set_texture(original_texture);
}
if (effect->has_parameter("image_blur")) {
effect->get_parameter("image_blur")->set_texture(blurred_texture);
}
// Region
if (_mask.type == mask_type::Region) {
if (effect->has_parameter("mask_region_left")) {
effect->get_parameter("mask_region_left")->set_float(_mask.region.left);
}
if (effect->has_parameter("mask_region_right")) {
effect->get_parameter("mask_region_right")->set_float(_mask.region.right);
}
if (effect->has_parameter("mask_region_top")) {
effect->get_parameter("mask_region_top")->set_float(_mask.region.top);
}
if (effect->has_parameter("mask_region_bottom")) {
effect->get_parameter("mask_region_bottom")->set_float(_mask.region.bottom);
}
if (effect->has_parameter("mask_region_feather")) {
effect->get_parameter("mask_region_feather")->set_float(_mask.region.feather);
}
if (effect->has_parameter("mask_region_feather_shift")) {
effect->get_parameter("mask_region_feather_shift")->set_float(_mask.region.feather_shift);
}
}
// Image
if (_mask.type == mask_type::Image) {
if (effect->has_parameter("mask_image")) {
if (_mask.image.texture) {
effect->get_parameter("mask_image")->set_texture(_mask.image.texture);
} else {
effect->get_parameter("mask_image")->set_texture(nullptr);
}
}
}
// Source
if (_mask.type == mask_type::Source) {
if (effect->has_parameter("mask_image")) {
if (_mask.source.texture) {
effect->get_parameter("mask_image")->set_texture(_mask.source.texture);
} else {
effect->get_parameter("mask_image")->set_texture(nullptr);
}
}
}
// Shared
if (effect->has_parameter("mask_color")) {
effect->get_parameter("mask_color")->set_float4(_mask.color.r, _mask.color.g, _mask.color.b, _mask.color.a);
}
if (effect->has_parameter("mask_multiplier")) {
effect->get_parameter("mask_multiplier")->set_float(_mask.multiplier);
}
return true;
}
inline void migrate_settings(obs_data_t* settings)
{
obs_data_set_default_int(settings, S_VERSION, -1);
int64_t version = obs_data_get_int(settings, S_VERSION);
// Now we use a fall-through switch to gradually upgrade each known version change.
switch (version) {
case -1:
/// Blur Type
int64_t old_blur = obs_data_get_int(settings, "Filter.Blur.Type");
if (old_blur == 0) { // Box
obs_data_set_string(settings, ST_TYPE, "box");
} else if (old_blur == 1) { // Gaussian
obs_data_set_string(settings, ST_TYPE, "gaussian");
} else if (old_blur == 2) { // Bilateral, no longer included.
obs_data_set_string(settings, ST_TYPE, "box");
} else if (old_blur == 3) { // Box Linear
obs_data_set_string(settings, ST_TYPE, "box_linear");
} else if (old_blur == 4) { // Gaussian Linear
obs_data_set_string(settings, ST_TYPE, "gaussian_linear");
} else {
obs_data_set_string(settings, ST_TYPE, "box");
}
obs_data_unset_user_value(settings, "Filter.Blur.Type");
/// Directional Blur
bool directional = obs_data_get_bool(settings, "Filter.Blur.Directional");
if (directional) {
obs_data_set_string(settings, ST_SUBTYPE, "directional");
} else {
obs_data_set_string(settings, ST_SUBTYPE, "area");
}
obs_data_unset_user_value(settings, "Filter.Blur.Directional");
/// Directional Blur Angle
double_t angle = obs_data_get_double(settings, "Filter.Blur.Directional.Angle");
obs_data_set_double(settings, ST_ANGLE, angle);
obs_data_unset_user_value(settings, "Filter.Blur.Directional.Angle");
}
obs_data_set_int(settings, S_VERSION, STREAMEFFECTS_VERSION);
}
void filter::blur::blur_instance::update(obs_data_t* settings)
{
// Ensure backwards compatibility.
migrate_settings(settings);
{ // Blur Type
const char* blur_type = obs_data_get_string(settings, ST_TYPE);
const char* blur_subtype = obs_data_get_string(settings, ST_SUBTYPE);
const char* last_blur_type = obs_data_get_string(settings, ST_TYPE ".last");
auto type_found = list_of_types.find(blur_type);
if (type_found != list_of_types.end()) {
auto subtype_found = list_of_subtypes.find(blur_subtype);
if (subtype_found != list_of_subtypes.end()) {
if ((strcmp(last_blur_type, blur_type) != 0) || (_blur->get_type() != subtype_found->second.type)) {
if (type_found->second.fn().is_type_supported(subtype_found->second.type)) {
_blur = type_found->second.fn().create(subtype_found->second.type);
}
}
}
}
}
{ // Blur Parameters
this->_blur_size = obs_data_get_double(settings, ST_SIZE);
this->_blur_angle = obs_data_get_double(settings, ST_ANGLE);
this->_blur_center.first = obs_data_get_double(settings, ST_CENTER_X) / 100.0;
this->_blur_center.second = obs_data_get_double(settings, ST_CENTER_Y) / 100.0;
// Scaling
this->_blur_step_scaling = obs_data_get_bool(settings, ST_STEPSCALE);
this->_blur_step_scale.first = obs_data_get_double(settings, ST_STEPSCALE_X) / 100.0;
this->_blur_step_scale.second = obs_data_get_double(settings, ST_STEPSCALE_Y) / 100.0;
}
{ // Masking
_mask.enabled = obs_data_get_bool(settings, ST_MASK);
if (_mask.enabled) {
_mask.type = static_cast<mask_type>(obs_data_get_int(settings, ST_MASK_TYPE));
switch (_mask.type) {
case mask_type::Region:
_mask.region.left = float_t(obs_data_get_double(settings, ST_MASK_REGION_LEFT) / 100.0);
_mask.region.top = float_t(obs_data_get_double(settings, ST_MASK_REGION_TOP) / 100.0);
_mask.region.right = 1.0f - float_t(obs_data_get_double(settings, ST_MASK_REGION_RIGHT) / 100.0);
_mask.region.bottom = 1.0f - float_t(obs_data_get_double(settings, ST_MASK_REGION_BOTTOM) / 100.0);
_mask.region.feather = float_t(obs_data_get_double(settings, ST_MASK_REGION_FEATHER) / 100.0);
_mask.region.feather_shift =
float_t(obs_data_get_double(settings, ST_MASK_REGION_FEATHER_SHIFT) / 100.0);
_mask.region.invert = obs_data_get_bool(settings, ST_MASK_REGION_INVERT);
break;
case mask_type::Image:
_mask.image.path = obs_data_get_string(settings, ST_MASK_IMAGE);
break;
case mask_type::Source:
_mask.source.name = obs_data_get_string(settings, ST_MASK_SOURCE);
break;
}
if ((_mask.type == mask_type::Image) || (_mask.type == mask_type::Source)) {
uint32_t color = static_cast<uint32_t>(obs_data_get_int(settings, ST_MASK_COLOR));
_mask.color.r = ((color >> 0) & 0xFF) / 255.0f;
_mask.color.g = ((color >> 8) & 0xFF) / 255.0f;
_mask.color.b = ((color >> 16) & 0xFF) / 255.0f;
_mask.color.a = static_cast<float_t>(obs_data_get_double(settings, ST_MASK_ALPHA));
_mask.multiplier = float_t(obs_data_get_double(settings, ST_MASK_MULTIPLIER));
}
}
}
}
void filter::blur::blur_instance::load(obs_data_t* settings)
{
update(settings);
}
void filter::blur::blur_instance::video_tick(float)
{
// Blur
if (_blur) {
_blur->set_size(_blur_size);
if (_blur_step_scaling) {
_blur->set_step_scale(_blur_step_scale.first, _blur_step_scale.second);
} else {
_blur->set_step_scale(1.0, 1.0);
}
if ((_blur->get_type() == ::gfx::blur::type::Directional)
|| (_blur->get_type() == ::gfx::blur::type::Rotational)) {
auto obj = std::dynamic_pointer_cast<::gfx::blur::base_angle>(_blur);
obj->set_angle(_blur_angle);
}
if ((_blur->get_type() == ::gfx::blur::type::Zoom) || (_blur->get_type() == ::gfx::blur::type::Rotational)) {
auto obj = std::dynamic_pointer_cast<::gfx::blur::base_center>(_blur);
obj->set_center(_blur_center.first, _blur_center.second);
}
}
// Load Mask
if (_mask.type == mask_type::Image) {
if (_mask.image.path_old != _mask.image.path) {
try {
_mask.image.texture = std::make_shared<gs::texture>(_mask.image.path);
_mask.image.path_old = _mask.image.path;
} catch (...) {
P_LOG_ERROR("<filter-blur> Instance '%s' failed to load image '%s'.", obs_source_get_name(_self),
_mask.image.path.c_str());
}
}
} else if (_mask.type == mask_type::Source) {
if (_mask.source.name_old != _mask.source.name) {
try {
_mask.source.source_texture = std::make_shared<gfx::source_texture>(_mask.source.name, _self);
_mask.source.is_scene = (obs_scene_from_source(_mask.source.source_texture->get_object()) != nullptr);
_mask.source.name_old = _mask.source.name;
} catch (...) {
P_LOG_ERROR("<filter-blur> Instance '%s' failed to grab source '%s'.", obs_source_get_name(_self),
_mask.source.name.c_str());
}
}
}
_source_rendered = false;
_output_rendered = false;
}
void filter::blur::blur_instance::video_render(gs_effect_t* effect)
{
obs_source_t* parent = obs_filter_get_parent(this->_self);
obs_source_t* target = obs_filter_get_target(this->_self);
gs_effect_t* defaultEffect = obs_get_base_effect(obs_base_effect::OBS_EFFECT_DEFAULT);
uint32_t baseW = obs_source_get_base_width(target);
uint32_t baseH = obs_source_get_base_height(target);
vec4 black = {};
// Verify that we can actually run first.
if (!target || !parent || !this->_self || !this->_blur || (baseW == 0) || (baseH == 0)) {
obs_source_skip_video_filter(this->_self);
return;
}
if (!_source_rendered) {
// Source To Texture
{
if (obs_source_process_filter_begin(this->_self, GS_RGBA, OBS_ALLOW_DIRECT_RENDERING)) {
{
auto op = this->_source_rt->render(baseW, baseH);
gs_blend_state_push();
gs_reset_blend_state();
gs_enable_blending(false);
gs_blend_function(GS_BLEND_ONE, GS_BLEND_ZERO);
gs_set_cull_mode(GS_NEITHER);
gs_enable_color(true, true, true, true);
gs_enable_depth_test(false);
gs_depth_function(GS_ALWAYS);
gs_enable_stencil_test(false);
gs_enable_stencil_write(false);
gs_stencil_function(GS_STENCIL_BOTH, GS_ALWAYS);
gs_stencil_op(GS_STENCIL_BOTH, GS_KEEP, GS_KEEP, GS_KEEP);
// Orthographic Camera and clear RenderTarget.
gs_ortho(0, (float)baseW, 0, (float)baseH, -1., 1.);
//gs_clear(GS_CLEAR_COLOR | GS_CLEAR_DEPTH, &black, 0, 0);
// Render
obs_source_process_filter_end(this->_self, defaultEffect, baseW, baseH);
gs_blend_state_pop();
}
_source_texture = this->_source_rt->get_texture();
if (!_source_texture) {
obs_source_skip_video_filter(this->_self);
return;
}
} else {
obs_source_skip_video_filter(this->_self);
return;
}
}
_source_rendered = true;
}
if (!_output_rendered) {
_blur->set_input(_source_texture);
_output_texture = _blur->render();
// Mask
if (_mask.enabled) {
gs_blend_state_push();
gs_reset_blend_state();
gs_enable_color(true, true, true, true);
gs_enable_blending(false);
gs_enable_depth_test(false);
gs_enable_stencil_test(false);
gs_enable_stencil_write(false);
gs_set_cull_mode(GS_NEITHER);
gs_depth_function(GS_ALWAYS);
gs_blend_function(GS_BLEND_ONE, GS_BLEND_ZERO);
gs_stencil_function(GS_STENCIL_BOTH, GS_ALWAYS);
gs_stencil_op(GS_STENCIL_BOTH, GS_ZERO, GS_ZERO, GS_ZERO);
std::string technique = "";
switch (this->_mask.type) {
case Region:
if (this->_mask.region.feather > std::numeric_limits<float_t>::epsilon()) {
if (this->_mask.region.invert) {
technique = "RegionFeatherInverted";
} else {
technique = "RegionFeather";
}
} else {
if (this->_mask.region.invert) {
technique = "RegionInverted";
} else {
technique = "Region";
}
}
break;
case Image:
case Source:
technique = "Image";
break;
}
if (_mask.source.source_texture) {
uint32_t source_width = obs_source_get_width(this->_mask.source.source_texture->get_object());
uint32_t source_height = obs_source_get_height(this->_mask.source.source_texture->get_object());
if (source_width == 0) {
source_width = baseW;
}
if (source_height == 0) {
source_height = baseH;
}
if (this->_mask.source.is_scene) {
obs_video_info ovi;
if (obs_get_video_info(&ovi)) {
source_width = ovi.base_width;
source_height = ovi.base_height;
}
}
this->_mask.source.texture = this->_mask.source.source_texture->render(source_width, source_height);
}
apply_mask_parameters(_effect_mask, _source_texture->get_object(), _output_texture->get_object());
try {
auto op = this->_output_rt->render(baseW, baseH);
gs_ortho(0, (float)baseW, 0, (float)baseH, -1, 1);
// Render
while (gs_effect_loop(_effect_mask->get_object(), technique.c_str())) {
gs_draw_sprite(_output_texture->get_object(), 0, baseW, baseH);
}
} catch (const std::exception&) {
gs_blend_state_pop();
obs_source_skip_video_filter(this->_self);
return;
}
gs_blend_state_pop();
if (!(_output_texture = this->_output_rt->get_texture())) {
obs_source_skip_video_filter(this->_self);
return;
}
}
_output_rendered = true;
}
// Draw source
{
// It is important that we do not modify the blend state here, as it is set correctly by OBS
gs_set_cull_mode(GS_NEITHER);
gs_enable_color(true, true, true, true);
gs_enable_depth_test(false);
gs_depth_function(GS_ALWAYS);
gs_enable_stencil_test(false);
gs_enable_stencil_write(false);
gs_stencil_function(GS_STENCIL_BOTH, GS_ALWAYS);
gs_stencil_op(GS_STENCIL_BOTH, GS_ZERO, GS_ZERO, GS_ZERO);
gs_effect_t* finalEffect = effect ? effect : defaultEffect;
const char* technique = "Draw";
gs_eparam_t* param = gs_effect_get_param_by_name(finalEffect, "image");
if (!param) {
P_LOG_ERROR("<filter-blur:%s> Failed to set image param.", obs_source_get_name(this->_self));
obs_source_skip_video_filter(_self);
return;
} else {
gs_effect_set_texture(param, _output_texture->get_object());
}
while (gs_effect_loop(finalEffect, technique)) {
gs_draw_sprite(_output_texture->get_object(), 0, baseW, baseH);
}
}
}
filter::blur::blur_factory::blur_factory()
{
_info.id = "obs-stream-effects-filter-blur";
_info.type = OBS_SOURCE_TYPE_FILTER;
_info.output_flags = OBS_SOURCE_VIDEO;
finish_setup();
}
filter::blur::blur_factory::~blur_factory() {}
const char* filter::blur::blur_factory::get_name()
{
return D_TRANSLATE(ST);
}
void filter::blur::blur_factory::get_defaults2(obs_data_t* settings)
{
// Type, Subtype
obs_data_set_default_string(settings, ST_TYPE, "box");
obs_data_set_default_string(settings, ST_SUBTYPE, "area");
// Parameters
obs_data_set_default_int(settings, ST_SIZE, 5);
obs_data_set_default_double(settings, ST_ANGLE, 0.);
obs_data_set_default_double(settings, ST_CENTER_X, 50.);
obs_data_set_default_double(settings, ST_CENTER_Y, 50.);
obs_data_set_default_bool(settings, ST_STEPSCALE, false);
obs_data_set_default_double(settings, ST_STEPSCALE_X, 1.);
obs_data_set_default_double(settings, ST_STEPSCALE_Y, 1.);
// Masking
obs_data_set_default_bool(settings, ST_MASK, false);
obs_data_set_default_int(settings, ST_MASK_TYPE, mask_type::Region);
obs_data_set_default_double(settings, ST_MASK_REGION_LEFT, 0.0);
obs_data_set_default_double(settings, ST_MASK_REGION_RIGHT, 0.0);
obs_data_set_default_double(settings, ST_MASK_REGION_TOP, 0.0);
obs_data_set_default_double(settings, ST_MASK_REGION_BOTTOM, 0.0);
obs_data_set_default_double(settings, ST_MASK_REGION_FEATHER, 0.0);
obs_data_set_default_double(settings, ST_MASK_REGION_FEATHER_SHIFT, 0.0);
obs_data_set_default_bool(settings, ST_MASK_REGION_INVERT, false);
{
char* default_file = obs_module_file("white.png");
obs_data_set_default_string(settings, ST_MASK_IMAGE, default_file);
bfree(default_file);
}
obs_data_set_default_string(settings, ST_MASK_SOURCE, "");
obs_data_set_default_int(settings, ST_MASK_COLOR, 0xFFFFFFFFull);
obs_data_set_default_double(settings, ST_MASK_MULTIPLIER, 1.0);
}
bool modified_properties(void*, obs_properties_t* props, obs_property* prop, obs_data_t* settings) noexcept
try {
obs_property_t* p;
const char* propname = obs_property_name(prop);
const char* vtype = obs_data_get_string(settings, ST_TYPE);
const char* vsubtype = obs_data_get_string(settings, ST_SUBTYPE);
// Find new Type
auto type_found = list_of_types.find(vtype);
if (type_found == list_of_types.end()) {
return false;
}
// Find new Subtype
auto subtype_found = list_of_subtypes.find(vsubtype);
if (subtype_found == list_of_subtypes.end()) {
return false;
}
// Blur Type
if (strcmp(propname, ST_TYPE) == 0) {
obs_property_t* prop_subtype = obs_properties_get(props, ST_SUBTYPE);
/// Disable unsupported items.
size_t subvalue_idx = 0;
for (size_t idx = 0, edx = obs_property_list_item_count(prop_subtype); idx < edx; idx++) {
const char* subtype = obs_property_list_item_string(prop_subtype, idx);
bool disabled = false;
auto subtype_found_idx = list_of_subtypes.find(subtype);
if (subtype_found_idx != list_of_subtypes.end()) {
disabled = !type_found->second.fn().is_type_supported(subtype_found_idx->second.type);
} else {
disabled = true;
}
obs_property_list_item_disable(prop_subtype, idx, disabled);
if (strcmp(subtype, vsubtype) == 0) {
subvalue_idx = idx;
}
}
/// Ensure that there is a valid item selected.
if (obs_property_list_item_disabled(prop_subtype, subvalue_idx)) {
for (size_t idx = 0, edx = obs_property_list_item_count(prop_subtype); idx < edx; idx++) {
if (!obs_property_list_item_disabled(prop_subtype, idx)) {
obs_data_set_string(settings, ST_SUBTYPE, obs_property_list_item_string(prop_subtype, idx));
// Find new Subtype
auto subtype_found2 = list_of_subtypes.find(vsubtype);
if (subtype_found2 == list_of_subtypes.end()) {
subtype_found = list_of_subtypes.end();
} else {
subtype_found = subtype_found2;
}
break;
}
}
}
}
// Update hover text with new descriptions.
if (type_found != list_of_types.end()) {
if (type_found->first == "box") {
obs_property_set_long_description(obs_properties_get(props, ST_TYPE), D_TRANSLATE(D_DESC(S_BLUR_TYPE_BOX)));
} else if (type_found->first == "box_linear") {
obs_property_set_long_description(obs_properties_get(props, ST_TYPE),
D_TRANSLATE(D_DESC(S_BLUR_TYPE_BOX_LINEAR)));
} else if (type_found->first == "gaussian") {
obs_property_set_long_description(obs_properties_get(props, ST_TYPE),
D_TRANSLATE(D_DESC(S_BLUR_TYPE_GAUSSIAN)));
} else if (type_found->first == "gaussian_linear") {
obs_property_set_long_description(obs_properties_get(props, ST_TYPE),
D_TRANSLATE(D_DESC(S_BLUR_TYPE_GAUSSIAN_LINEAR)));
}
} else {
obs_property_set_long_description(obs_properties_get(props, ST_TYPE), D_TRANSLATE(D_DESC(ST_TYPE)));
}
if (subtype_found != list_of_subtypes.end()) {
if (subtype_found->first == "area") {
obs_property_set_long_description(obs_properties_get(props, ST_SUBTYPE),
D_TRANSLATE(D_DESC(S_BLUR_SUBTYPE_AREA)));
} else if (subtype_found->first == "directional") {
obs_property_set_long_description(obs_properties_get(props, ST_SUBTYPE),
D_TRANSLATE(D_DESC(S_BLUR_SUBTYPE_DIRECTIONAL)));
} else if (subtype_found->first == "rotational") {
obs_property_set_long_description(obs_properties_get(props, ST_SUBTYPE),
D_TRANSLATE(D_DESC(S_BLUR_SUBTYPE_ROTATIONAL)));
} else if (subtype_found->first == "zoom") {
obs_property_set_long_description(obs_properties_get(props, ST_SUBTYPE),
D_TRANSLATE(D_DESC(S_BLUR_SUBTYPE_ZOOM)));
}
} else {
obs_property_set_long_description(obs_properties_get(props, ST_SUBTYPE), D_TRANSLATE(D_DESC(ST_SUBTYPE)));
}
// Blur Sub-Type
{
bool has_angle_support = (subtype_found->second.type == ::gfx::blur::type::Directional)
|| (subtype_found->second.type == ::gfx::blur::type::Rotational);
bool has_center_support = (subtype_found->second.type == ::gfx::blur::type::Rotational)
|| (subtype_found->second.type == ::gfx::blur::type::Zoom);
bool has_stepscale_support = type_found->second.fn().is_step_scale_supported(subtype_found->second.type);
bool show_scaling = obs_data_get_bool(settings, ST_STEPSCALE) && has_stepscale_support;
/// Size
p = obs_properties_get(props, ST_SIZE);
obs_property_float_set_limits(p, type_found->second.fn().get_min_size(subtype_found->second.type),
type_found->second.fn().get_max_size(subtype_found->second.type),
type_found->second.fn().get_step_size(subtype_found->second.type));
/// Angle
p = obs_properties_get(props, ST_ANGLE);
obs_property_set_visible(p, has_angle_support);
obs_property_float_set_limits(p, type_found->second.fn().get_min_angle(subtype_found->second.type),
type_found->second.fn().get_max_angle(subtype_found->second.type),
type_found->second.fn().get_step_angle(subtype_found->second.type));
/// Center, Radius
obs_property_set_visible(obs_properties_get(props, ST_CENTER_X), has_center_support);
obs_property_set_visible(obs_properties_get(props, ST_CENTER_Y), has_center_support);
/// Step Scaling
obs_property_set_visible(obs_properties_get(props, ST_STEPSCALE), has_stepscale_support);
p = obs_properties_get(props, ST_STEPSCALE_X);
obs_property_set_visible(p, show_scaling);
obs_property_float_set_limits(p, type_found->second.fn().get_min_step_scale_x(subtype_found->second.type),
type_found->second.fn().get_max_step_scale_x(subtype_found->second.type),
type_found->second.fn().get_step_step_scale_x(subtype_found->second.type));
p = obs_properties_get(props, ST_STEPSCALE_Y);
obs_property_set_visible(p, show_scaling);
obs_property_float_set_limits(p, type_found->second.fn().get_min_step_scale_x(subtype_found->second.type),
type_found->second.fn().get_max_step_scale_x(subtype_found->second.type),
type_found->second.fn().get_step_step_scale_x(subtype_found->second.type));
}
{ // Masking
using namespace filter::blur;
bool show_mask = obs_data_get_bool(settings, ST_MASK);
mask_type mtype = static_cast<mask_type>(obs_data_get_int(settings, ST_MASK_TYPE));
bool show_region = (mtype == mask_type::Region) && show_mask;
bool show_image = (mtype == mask_type::Image) && show_mask;
bool show_source = (mtype == mask_type::Source) && show_mask;
obs_property_set_visible(obs_properties_get(props, ST_MASK_TYPE), show_mask);
obs_property_set_visible(obs_properties_get(props, ST_MASK_REGION_LEFT), show_region);
obs_property_set_visible(obs_properties_get(props, ST_MASK_REGION_TOP), show_region);
obs_property_set_visible(obs_properties_get(props, ST_MASK_REGION_RIGHT), show_region);
obs_property_set_visible(obs_properties_get(props, ST_MASK_REGION_BOTTOM), show_region);
obs_property_set_visible(obs_properties_get(props, ST_MASK_REGION_FEATHER), show_region);
obs_property_set_visible(obs_properties_get(props, ST_MASK_REGION_FEATHER_SHIFT), show_region);
obs_property_set_visible(obs_properties_get(props, ST_MASK_REGION_INVERT), show_region);
obs_property_set_visible(obs_properties_get(props, ST_MASK_IMAGE), show_image);
obs_property_set_visible(obs_properties_get(props, ST_MASK_SOURCE), show_source);
obs_property_set_visible(obs_properties_get(props, ST_MASK_COLOR), show_image || show_source);
obs_property_set_visible(obs_properties_get(props, ST_MASK_ALPHA), show_image || show_source);
obs_property_set_visible(obs_properties_get(props, ST_MASK_MULTIPLIER), show_image || show_source);
}
return true;
} catch (...) {
P_LOG_ERROR("Unexpected exception in modified_properties callback.");
return false;
}
obs_properties_t* filter::blur::blur_factory::get_properties2(filter::blur::blur_instance* data)
{
obs_properties_t* pr = obs_properties_create();
obs_property_t* p = NULL;
// Blur Type and Sub-Type
{
p = obs_properties_add_list(pr, ST_TYPE, D_TRANSLATE(ST_TYPE), OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_STRING);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_TYPE)));
obs_property_set_modified_callback2(p, modified_properties, this);
obs_property_list_add_string(p, D_TRANSLATE(S_BLUR_TYPE_BOX), "box");
obs_property_list_add_string(p, D_TRANSLATE(S_BLUR_TYPE_BOX_LINEAR), "box_linear");
obs_property_list_add_string(p, D_TRANSLATE(S_BLUR_TYPE_GAUSSIAN), "gaussian");
obs_property_list_add_string(p, D_TRANSLATE(S_BLUR_TYPE_GAUSSIAN_LINEAR), "gaussian_linear");
obs_property_list_add_string(p, D_TRANSLATE(S_BLUR_TYPE_DUALFILTERING), "dual_filtering");
p = obs_properties_add_list(pr, ST_SUBTYPE, D_TRANSLATE(ST_SUBTYPE), OBS_COMBO_TYPE_LIST,
OBS_COMBO_FORMAT_STRING);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_SUBTYPE)));
obs_property_set_modified_callback2(p, modified_properties, this);
obs_property_list_add_string(p, D_TRANSLATE(S_BLUR_SUBTYPE_AREA), "area");
obs_property_list_add_string(p, D_TRANSLATE(S_BLUR_SUBTYPE_DIRECTIONAL), "directional");
obs_property_list_add_string(p, D_TRANSLATE(S_BLUR_SUBTYPE_ROTATIONAL), "rotational");
obs_property_list_add_string(p, D_TRANSLATE(S_BLUR_SUBTYPE_ZOOM), "zoom");
}
// Blur Parameters
{
p = obs_properties_add_float_slider(pr, ST_SIZE, D_TRANSLATE(ST_SIZE), 1, 32767, 1);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_SIZE)));
p = obs_properties_add_float_slider(pr, ST_ANGLE, D_TRANSLATE(ST_ANGLE), -180.0, 180.0, 0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_ANGLE)));
p = obs_properties_add_float_slider(pr, ST_CENTER_X, D_TRANSLATE(ST_CENTER_X), 0.00, 100.0, 0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_CENTER_X)));
p = obs_properties_add_float_slider(pr, ST_CENTER_Y, D_TRANSLATE(ST_CENTER_Y), 0.00, 100.0, 0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_CENTER_Y)));
p = obs_properties_add_bool(pr, ST_STEPSCALE, D_TRANSLATE(ST_STEPSCALE));
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_STEPSCALE)));
obs_property_set_modified_callback2(p, modified_properties, this);
p = obs_properties_add_float_slider(pr, ST_STEPSCALE_X, D_TRANSLATE(ST_STEPSCALE_X), 0.0, 1000.0, 0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_STEPSCALE_X)));
p = obs_properties_add_float_slider(pr, ST_STEPSCALE_Y, D_TRANSLATE(ST_STEPSCALE_Y), 0.0, 1000.0, 0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_STEPSCALE_Y)));
}
// Masking
{
p = obs_properties_add_bool(pr, ST_MASK, D_TRANSLATE(ST_MASK));
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK)));
obs_property_set_modified_callback2(p, modified_properties, this);
p = obs_properties_add_list(pr, ST_MASK_TYPE, D_TRANSLATE(ST_MASK_TYPE), OBS_COMBO_TYPE_LIST,
OBS_COMBO_FORMAT_INT);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_TYPE)));
obs_property_set_modified_callback2(p, modified_properties, this);
obs_property_list_add_int(p, D_TRANSLATE(ST_MASK_TYPE_REGION), mask_type::Region);
obs_property_list_add_int(p, D_TRANSLATE(ST_MASK_TYPE_IMAGE), mask_type::Image);
obs_property_list_add_int(p, D_TRANSLATE(ST_MASK_TYPE_SOURCE), mask_type::Source);
/// Region
p = obs_properties_add_float_slider(pr, ST_MASK_REGION_LEFT, D_TRANSLATE(ST_MASK_REGION_LEFT), 0.0, 100.0,
0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_REGION_LEFT)));
p = obs_properties_add_float_slider(pr, ST_MASK_REGION_TOP, D_TRANSLATE(ST_MASK_REGION_TOP), 0.0, 100.0, 0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_REGION_TOP)));
p = obs_properties_add_float_slider(pr, ST_MASK_REGION_RIGHT, D_TRANSLATE(ST_MASK_REGION_RIGHT), 0.0, 100.0,
0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_REGION_RIGHT)));
p = obs_properties_add_float_slider(pr, ST_MASK_REGION_BOTTOM, D_TRANSLATE(ST_MASK_REGION_BOTTOM), 0.0, 100.0,
0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_REGION_BOTTOM)));
p = obs_properties_add_float_slider(pr, ST_MASK_REGION_FEATHER, D_TRANSLATE(ST_MASK_REGION_FEATHER), 0.0, 50.0,
0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_REGION_FEATHER)));
p = obs_properties_add_float_slider(pr, ST_MASK_REGION_FEATHER_SHIFT, D_TRANSLATE(ST_MASK_REGION_FEATHER_SHIFT),
-100.0, 100.0, 0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_REGION_FEATHER_SHIFT)));
p = obs_properties_add_bool(pr, ST_MASK_REGION_INVERT, D_TRANSLATE(ST_MASK_REGION_INVERT));
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_REGION_INVERT)));
/// Image
{
std::string filter =
translate_string("%s (%s);;* (*.*)", D_TRANSLATE(S_FILETYPE_IMAGES), S_FILEFILTERS_TEXTURE);
_translation_cache.push_back(filter);
p = obs_properties_add_path(pr, ST_MASK_IMAGE, D_TRANSLATE(ST_MASK_IMAGE), OBS_PATH_FILE,
_translation_cache.back().c_str(), nullptr);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_IMAGE)));
}
/// Source
p = obs_properties_add_list(pr, ST_MASK_SOURCE, D_TRANSLATE(ST_MASK_SOURCE), OBS_COMBO_TYPE_LIST,
OBS_COMBO_FORMAT_STRING);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_SOURCE)));
obs_property_list_add_string(p, "", "");
obs::source_tracker::get()->enumerate(
[&p](std::string name, obs_source_t*) {
obs_property_list_add_string(p, std::string(name + " (Source)").c_str(), name.c_str());
return false;
},
obs::source_tracker::filter_video_sources);
obs::source_tracker::get()->enumerate(
[&p](std::string name, obs_source_t*) {
obs_property_list_add_string(p, std::string(name + " (Scene)").c_str(), name.c_str());
return false;
},
obs::source_tracker::filter_scenes);
/// Shared
p = obs_properties_add_color(pr, ST_MASK_COLOR, D_TRANSLATE(ST_MASK_COLOR));
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_COLOR)));
p = obs_properties_add_float_slider(pr, ST_MASK_ALPHA, D_TRANSLATE(ST_MASK_ALPHA), 0.0, 100.0, 0.1);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_ALPHA)));
p = obs_properties_add_float_slider(pr, ST_MASK_MULTIPLIER, D_TRANSLATE(ST_MASK_MULTIPLIER), 0.0, 10.0, 0.01);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(ST_MASK_MULTIPLIER)));
}
return pr;
}
std::string filter::blur::blur_factory::translate_string(const char* format, ...)
{
va_list vargs;
va_start(vargs, format);
std::vector<char> buffer(2048);
size_t len = static_cast<size_t>(vsnprintf(buffer.data(), buffer.size(), format, vargs));
va_end(vargs);
return std::string(buffer.data(), buffer.data() + len);
}
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