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obs-streamFX/source/filters/filter-dynamic-mask.cpp

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/*
* Modern effects for a modern Streamer
* Copyright (C) 2019-2023 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-dynamic-mask.hpp"
#include "strings.hpp"
#include "obs/gs/gs-helper.hpp"
#include "util/util-logging.hpp"
#include "warning-disable.hpp"
#include <array>
#include <sstream>
#include <stdexcept>
#include <vector>
#include "warning-enable.hpp"
#ifdef _DEBUG
#define ST_PREFIX "<%s> "
#define D_LOG_ERROR(x, ...) P_LOG_ERROR(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
#define D_LOG_WARNING(x, ...) P_LOG_WARN(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
#define D_LOG_INFO(x, ...) P_LOG_INFO(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
#define D_LOG_DEBUG(x, ...) P_LOG_DEBUG(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
#else
#define ST_PREFIX "<filter::dynamic_mask> "
#define D_LOG_ERROR(...) P_LOG_ERROR(ST_PREFIX __VA_ARGS__)
#define D_LOG_WARNING(...) P_LOG_WARN(ST_PREFIX __VA_ARGS__)
#define D_LOG_INFO(...) P_LOG_INFO(ST_PREFIX __VA_ARGS__)
#define D_LOG_DEBUG(...) P_LOG_DEBUG(ST_PREFIX __VA_ARGS__)
#endif
// Filter to allow dynamic masking
// Allow any channel to affect any other channel
//
// Red/Green/Blue/Alpha Mask Input
// - Red Mask Output
// - Blue Mask Output
// - Green Mask Output
// - Alpha Mask Output
#define ST_I18N "Filter.DynamicMask"
#define ST_I18N_INPUT "Filter.DynamicMask.Input"
#define ST_KEY_INPUT "Filter.DynamicMask.Input"
#define ST_I18N_CHANNEL "Filter.DynamicMask.Channel"
#define ST_KEY_CHANNEL "Filter.DynamicMask.Channel"
#define ST_I18N_CHANNEL_VALUE "Filter.DynamicMask.Channel.Value"
#define ST_KEY_CHANNEL_VALUE "Filter.DynamicMask.Channel.Value"
#define ST_I18N_CHANNEL_MULTIPLIER "Filter.DynamicMask.Channel.Multiplier"
#define ST_KEY_CHANNEL_MULTIPLIER "Filter.DynamicMask.Channel.Multiplier"
#define ST_I18N_CHANNEL_INPUT "Filter.DynamicMask.Channel.Input"
#define ST_KEY_CHANNEL_INPUT "Filter.DynamicMask.Channel.Input"
#define ST_KEY_DEBUG_TEXTURE "Debug.Texture"
#define ST_I18N_DEBUG_TEXTURE ST_I18N ".Debug.Texture"
#define ST_I18N_DEBUG_TEXTURE_BASE ST_I18N_DEBUG_TEXTURE ".Base"
#define ST_I18N_DEBUG_TEXTURE_INPUT ST_I18N_DEBUG_TEXTURE ".Input"
using namespace streamfx::filter::dynamic_mask;
static constexpr std::string_view HELP_URL = "https://github.com/Xaymar/obs-StreamFX/wiki/Filter-Dynamic-Mask";
static std::pair<channel, const char*> channel_translations[] = {
{channel::Red, S_CHANNEL_RED},
{channel::Green, S_CHANNEL_GREEN},
{channel::Blue, S_CHANNEL_BLUE},
{channel::Alpha, S_CHANNEL_ALPHA},
};
data::data()
{
auto gctx = streamfx::obs::gs::context();
_channel_mask_fx = streamfx::obs::gs::effect::create(streamfx::data_file_path("effects/channel-mask.effect"));
}
data::~data() {}
streamfx::obs::gs::effect data::channel_mask_fx()
{
return _channel_mask_fx;
}
std::shared_ptr<streamfx::filter::dynamic_mask::data> data::get()
{
static std::mutex instance_lock;
static std::weak_ptr<streamfx::filter::dynamic_mask::data> weak_instance;
std::lock_guard<std::mutex> lock(instance_lock);
auto instance = weak_instance.lock();
if (!instance) {
instance = std::shared_ptr<streamfx::filter::dynamic_mask::data>{new streamfx::filter::dynamic_mask::data()};
weak_instance = instance;
}
return instance;
}
dynamic_mask_instance::dynamic_mask_instance(obs_data_t* settings, obs_source_t* self)
: obs::source_instance(settings, self), //
_data(streamfx::filter::dynamic_mask::data::get()), //
_gfx_util(::streamfx::gfx::util::get()), //
_translation_map(), //
_input(), //
_input_child(), //
_input_vs(), //
_input_ac(), //
_have_base(false), //
_base_rt(), //
_base_tex(), //
_base_color_space(GS_CS_SRGB), //
_base_color_format(GS_RGBA), //
_have_input(false), //
_input_rt(), //
_input_tex(), //
_input_color_space(GS_CS_SRGB), //
_input_color_format(GS_RGBA), //
_have_final(false), //
_final_rt(), //
_final_tex(), //
_channels(), //
_precalc(), //
_debug_texture(-1) //
{
update(settings);
}
dynamic_mask_instance::~dynamic_mask_instance()
{
release();
}
void dynamic_mask_instance::load(obs_data_t* settings)
{
update(settings);
}
void dynamic_mask_instance::migrate(obs_data_t* data, uint64_t version) {}
void dynamic_mask_instance::update(obs_data_t* settings)
{
// Update source.
if (const char* v = obs_data_get_string(settings, ST_KEY_INPUT); (v != nullptr) && (v[0] != '\0')) {
if (!acquire(v))
DLOG_ERROR("Failed to acquire Input source '%s'.", v);
} else {
release();
}
// Update data store
for (auto kv1 : channel_translations) {
auto found = _channels.find(kv1.first);
if (found == _channels.end()) {
_channels.insert({kv1.first, channel_data()});
found = _channels.find(kv1.first);
if (found == _channels.end()) {
assert(found != _channels.end());
throw std::runtime_error("Unable to insert element into data _store.");
}
}
std::string chv_key = std::string(ST_KEY_CHANNEL_VALUE) + "." + kv1.second;
found->second.value = static_cast<float_t>(obs_data_get_double(settings, chv_key.c_str()));
_precalc.base.ptr[static_cast<size_t>(kv1.first)] = found->second.value;
std::string chm_key = std::string(ST_KEY_CHANNEL_MULTIPLIER) + "." + kv1.second;
found->second.scale = static_cast<float_t>(obs_data_get_double(settings, chm_key.c_str()));
_precalc.scale.ptr[static_cast<size_t>(kv1.first)] = found->second.scale;
vec4* ch = &_precalc.matrix.x;
switch (kv1.first) {
case channel::Red:
ch = &_precalc.matrix.x;
break;
case channel::Green:
ch = &_precalc.matrix.y;
break;
case channel::Blue:
ch = &_precalc.matrix.z;
break;
case channel::Alpha:
ch = &_precalc.matrix.t;
break;
default:
break;
}
for (auto kv2 : channel_translations) {
std::string ab_key = std::string(ST_KEY_CHANNEL_INPUT) + "." + kv1.second + "." + kv2.second;
found->second.values.ptr[static_cast<size_t>(kv2.first)] =
static_cast<float_t>(obs_data_get_double(settings, ab_key.c_str()));
ch->ptr[static_cast<size_t>(kv2.first)] = found->second.values.ptr[static_cast<size_t>(kv2.first)];
}
}
_debug_texture = obs_data_get_int(settings, ST_KEY_DEBUG_TEXTURE);
}
void dynamic_mask_instance::save(obs_data_t* settings)
{
if (auto source = _input.lock(); source) {
obs_data_set_string(settings, ST_KEY_INPUT, source.name().data());
}
for (auto kv1 : channel_translations) {
auto found = _channels.find(kv1.first);
if (found == _channels.end()) {
_channels.insert({kv1.first, channel_data()});
found = _channels.find(kv1.first);
if (found == _channels.end()) {
assert(found != _channels.end());
throw std::runtime_error("Unable to insert element into data _store.");
}
}
std::string chv_key = std::string(ST_KEY_CHANNEL_VALUE) + "." + kv1.second;
obs_data_set_double(settings, chv_key.c_str(), static_cast<double_t>(found->second.value));
std::string chm_key = std::string(ST_KEY_CHANNEL_MULTIPLIER) + "." + kv1.second;
obs_data_set_double(settings, chm_key.c_str(), static_cast<double_t>(found->second.scale));
for (auto kv2 : channel_translations) {
std::string ab_key = std::string(ST_KEY_CHANNEL_INPUT) + "." + kv1.second + "." + kv2.second;
obs_data_set_double(settings, ab_key.c_str(),
static_cast<double_t>(found->second.values.ptr[static_cast<size_t>(kv2.first)]));
}
}
}
gs_color_space dynamic_mask_instance::video_get_color_space(size_t count, const gs_color_space* preferred_spaces)
{
return _base_color_space;
}
void dynamic_mask_instance::video_tick(float time)
{
{ // Base Information
_have_base = false;
std::array<gs_color_space, 1> preferred_formats = {GS_CS_SRGB};
_base_color_space = obs_source_get_color_space(obs_filter_get_target(_self), preferred_formats.size(),
preferred_formats.data());
switch (_base_color_space) {
case GS_CS_SRGB:
_base_color_format = GS_RGBA;
break;
case GS_CS_SRGB_16F:
case GS_CS_709_EXTENDED:
case GS_CS_709_SCRGB:
_base_color_format = GS_RGBA16F;
break;
default:
_base_color_format = GS_RGBA_UNORM;
}
if ((obs_source_get_output_flags(obs_filter_get_target(_self)) & OBS_SOURCE_SRGB) == OBS_SOURCE_SRGB) {
_base_srgb = (_base_color_space <= GS_CS_SRGB_16F);
} else {
_base_srgb = false;
}
}
if (auto input = _input.lock(); input) { // Input Information
_have_input = false;
std::array<gs_color_space, 1> preferred_formats = {GS_CS_SRGB};
_input_color_space = obs_source_get_color_space(input, preferred_formats.size(), preferred_formats.data());
switch (_input_color_space) {
case GS_CS_SRGB:
_input_color_format = GS_RGBA;
break;
case GS_CS_SRGB_16F:
case GS_CS_709_EXTENDED:
case GS_CS_709_SCRGB:
_input_color_format = GS_RGBA16F;
break;
default:
_input_color_format = GS_RGBA_UNORM;
}
if ((input.output_flags() & OBS_SOURCE_SRGB) == OBS_SOURCE_SRGB) {
_input_srgb = (_base_color_space <= GS_CS_SRGB_16F);
} else {
_input_srgb = false;
}
} else {
_have_input = false;
}
_have_final = false;
_final_srgb = _base_srgb;
}
void dynamic_mask_instance::video_render(gs_effect_t* in_effect)
{
gs_effect_t* default_effect = obs_get_base_effect(obs_base_effect::OBS_EFFECT_DEFAULT);
auto effect = _data->channel_mask_fx();
obs_source_t* parent = obs_filter_get_parent(_self);
obs_source_t* target = obs_filter_get_target(_self);
uint32_t width = obs_source_get_base_width(target);
uint32_t height = obs_source_get_base_height(target);
auto input = _input.lock();
#ifdef ENABLE_PROFILING
streamfx::obs::gs::debug_marker gdmp{streamfx::obs::gs::debug_color_source, "Dynamic Mask '%s' on '%s'",
obs_source_get_name(_self), obs_source_get_name(obs_filter_get_parent(_self))};
#endif
// If there's some issue acquiring information, skip rendering entirely.
if (!_self || !parent || !target || !width || !height) {
_self.skip_video_filter();
return;
} else if (input && (!input.width() || !input.height())) {
_self.skip_video_filter();
return;
}
// Capture the base texture for later rendering.
if (!_have_base) {
#ifdef ENABLE_PROFILING
streamfx::obs::gs::debug_marker gdm{streamfx::obs::gs::debug_color_cache, "Base Texture"};
#endif
// Ensure the Render Target matches the expected format.
if (!_base_rt || (_base_rt->get_color_format() != _base_color_format)) {
_base_rt = std::make_shared<streamfx::obs::gs::rendertarget>(_base_color_format, GS_ZS_NONE);
}
bool previous_srgb = gs_framebuffer_srgb_enabled();
auto previous_lsrgb = gs_get_linear_srgb();
gs_set_linear_srgb(_base_srgb);
gs_enable_framebuffer_srgb(false);
// Begin rendering the source with a certain color space.
if (obs_source_process_filter_begin_with_color_space(_self, _base_color_format, _base_color_space,
OBS_ALLOW_DIRECT_RENDERING)) {
try {
{
auto op = _base_rt->render(width, height, _base_color_space);
// Push a new blend state to stack.
gs_blend_state_push();
gs_reset_blend_state();
gs_enable_blending(false);
gs_blend_function(GS_BLEND_ONE, GS_BLEND_ZERO);
try {
// Enable all channels.
gs_enable_color(true, true, true, true);
// Disable culling.
gs_set_cull_mode(GS_NEITHER);
// Disable depth testing.
gs_enable_depth_test(false);
gs_depth_function(GS_ALWAYS);
// Disable stencil testing
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);
// Set up rendering matrix.
gs_ortho(0, static_cast<float>(width), 0, static_cast<float>(height), -1., 1.);
{ // Clear to black.
vec4 clr = {0., 0., 0., 0.};
gs_clear(GS_CLEAR_COLOR, &clr, 0., 0);
}
// Render the source.
_self.process_filter_end(default_effect, width, height);
// Pop the old blend state.
gs_blend_state_pop();
} catch (...) {
gs_blend_state_pop();
throw;
}
}
_have_base = true;
_base_rt->get_texture(_base_tex);
} catch (const std::exception& ex) {
_self.process_filter_end(default_effect, width, height);
DLOG_ERROR("Failed to capture base texture: %s", ex.what());
} catch (...) {
_self.process_filter_end(default_effect, width, height);
DLOG_ERROR("Failed to capture base texture.", nullptr);
}
}
gs_set_linear_srgb(previous_lsrgb);
gs_enable_framebuffer_srgb(previous_srgb);
}
// Capture the input texture for later rendering.
if (!_have_input) {
if (!input) {
// Treat no selection as selecting the target filter.
_have_input = _have_base;
_input_tex = _base_tex;
_input_color_format = _base_color_format;
_input_color_space = _base_color_space;
} else {
#ifdef ENABLE_PROFILING
streamfx::obs::gs::debug_marker gdm{streamfx::obs::gs::debug_color_source, "Input '%s'",
input.name().data()};
#endif
// Ensure the Render Target matches the expected format.
if (!_input_rt || (_input_rt->get_color_format() != _input_color_format)) {
_input_rt = std::make_shared<streamfx::obs::gs::rendertarget>(_input_color_format, GS_ZS_NONE);
}
auto previous_lsrgb = gs_get_linear_srgb();
gs_set_linear_srgb(_input_srgb);
bool previous_srgb = gs_framebuffer_srgb_enabled();
gs_enable_framebuffer_srgb(false);
try {
{
auto op = _input_rt->render(input.width(), input.height(), _input_color_space);
// Push a new blend state to stack.
gs_blend_state_push();
gs_reset_blend_state();
gs_enable_blending(false);
gs_blend_function(GS_BLEND_ONE, GS_BLEND_ZERO);
try {
// Enable all channels.
gs_enable_color(true, true, true, true);
// Disable culling.
gs_set_cull_mode(GS_NEITHER);
// Disable depth testing.
gs_enable_depth_test(false);
gs_depth_function(GS_ALWAYS);
// Disable stencil testing
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);
// Set up rendering matrix.
gs_ortho(0, static_cast<float>(input.width()), 0, static_cast<float>(input.height()), -1., 1.);
{ // Clear to black.
vec4 clr = {0., 0., 0., 0.};
gs_clear(GS_CLEAR_COLOR, &clr, 0., 0);
}
// Render the source.
obs_source_video_render(input);
// Pop the old blend state.
gs_blend_state_pop();
} catch (...) {
gs_blend_state_pop();
throw;
}
}
_have_input = true;
_input_rt->get_texture(_input_tex);
} catch (const std::exception& ex) {
DLOG_ERROR("Failed to capture input texture: %s", ex.what());
} catch (...) {
DLOG_ERROR("Failed to capture input texture.", nullptr);
}
gs_enable_framebuffer_srgb(previous_srgb);
gs_set_linear_srgb(previous_lsrgb);
}
}
// Capture the final texture.
if (!_have_final && _have_base) {
#ifdef ENABLE_PROFILING
streamfx::obs::gs::debug_marker gdm{streamfx::obs::gs::debug_color_render, "Final Calculation"};
#endif
// Ensure the Render Target matches the expected format.
if (!_final_rt || (_final_rt->get_color_format() != _base_color_format)) {
_final_rt = std::make_shared<streamfx::obs::gs::rendertarget>(_base_color_format, GS_ZS_NONE);
}
bool previous_srgb = gs_framebuffer_srgb_enabled();
auto previous_lsrgb = gs_get_linear_srgb();
gs_enable_framebuffer_srgb(_final_srgb);
gs_set_linear_srgb(_final_srgb);
try {
{
auto op = _final_rt->render(width, height);
// Push a new blend state to stack.
gs_blend_state_push();
gs_reset_blend_state();
gs_enable_blending(false);
gs_blend_function(GS_BLEND_ONE, GS_BLEND_ZERO);
try {
// Enable all channels.
gs_enable_color(true, true, true, true);
// Disable culling.
gs_set_cull_mode(GS_NEITHER);
// Disable depth testing.
gs_enable_depth_test(false);
gs_depth_function(GS_ALWAYS);
// Disable stencil testing
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);
// Set up rendering matrix.
gs_ortho(0, 1, 0, 1, -1., 1.);
{ // Clear to black.
vec4 clr = {0., 0., 0., 0.};
gs_clear(GS_CLEAR_COLOR, &clr, 0., 0);
}
effect.get_parameter("pMaskInputA").set_texture(_base_tex, _base_srgb);
effect.get_parameter("pMaskInputB").set_texture(_input_tex, _input_srgb);
effect.get_parameter("pMaskBase").set_float4(_precalc.base);
effect.get_parameter("pMaskMatrix").set_matrix(_precalc.matrix);
effect.get_parameter("pMaskMultiplier").set_float4(_precalc.scale);
while (gs_effect_loop(effect.get(), "Mask")) {
_gfx_util->draw_fullscreen_triangle();
}
// Pop the old blend state.
gs_blend_state_pop();
} catch (...) {
gs_blend_state_pop();
throw;
}
}
_final_tex = _final_rt->get_texture();
_have_final = true;
} catch (const std::exception& ex) {
DLOG_ERROR("Failed to render final texture: %s", ex.what());
} catch (...) {
DLOG_ERROR("Failed to render final texture.", nullptr);
}
gs_set_linear_srgb(previous_lsrgb);
gs_enable_framebuffer_srgb(previous_srgb);
}
// Enable texture debugging
switch (_debug_texture) {
case 0:
_have_final = _have_base;
_final_tex = _base_tex;
break;
case 1:
_have_final = _have_input;
_final_tex = _input_tex;
break;
}
// Abort if we don't have a final render.
if (!_have_final || !_final_tex->get_object()) {
obs_source_skip_video_filter(_self);
return;
}
// Draw source
{
#ifdef ENABLE_PROFILING
streamfx::obs::gs::debug_marker gdm{streamfx::obs::gs::debug_color_render, "Render"};
#endif
// 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);
const bool previous_srgb = gs_framebuffer_srgb_enabled();
gs_enable_framebuffer_srgb(gs_get_linear_srgb());
gs_effect_t* final_effect = in_effect ? in_effect : default_effect;
gs_eparam_t* param = gs_effect_get_param_by_name(final_effect, "image");
if (!param) {
DLOG_ERROR("<filter-dynamic-mask:%s> Failed to set image param.", obs_source_get_name(_self));
gs_enable_framebuffer_srgb(previous_srgb);
obs_source_skip_video_filter(_self);
return;
} else {
if (gs_get_linear_srgb()) {
gs_effect_set_texture_srgb(param, _final_tex->get_object());
} else {
gs_effect_set_texture(param, _final_tex->get_object());
}
}
while (gs_effect_loop(final_effect, "Draw")) {
gs_draw_sprite(0, 0, width, height);
}
gs_enable_framebuffer_srgb(previous_srgb);
}
}
void dynamic_mask_instance::enum_active_sources(obs_source_enum_proc_t enum_callback, void* param)
{
if (_input)
enum_callback(_self, _input.lock().get(), param);
}
void dynamic_mask_instance::enum_all_sources(obs_source_enum_proc_t enum_callback, void* param)
{
if (_input)
enum_callback(_self, _input.lock().get(), param);
}
void streamfx::filter::dynamic_mask::dynamic_mask_instance::show()
{
if (!_input || !_self.showing() || !(_self.get_filter_parent().showing()))
return;
auto input = _input.lock();
_input_vs = streamfx::obs::source_showing_reference::add_showing_reference(input);
}
void streamfx::filter::dynamic_mask::dynamic_mask_instance::hide()
{
_input_vs.reset();
}
void streamfx::filter::dynamic_mask::dynamic_mask_instance::activate()
{
if (!_input || !_self.active() || !(_self.get_filter_parent().active()))
return;
auto input = _input.lock();
_input_ac = streamfx::obs::source_active_reference::add_active_reference(input);
}
void streamfx::filter::dynamic_mask::dynamic_mask_instance::deactivate()
{
_input_ac.reset();
}
bool dynamic_mask_instance::acquire(std::string_view name)
{
try {
// Try and acquire the source.
_input = streamfx::obs::weak_source(name);
// Ensure that this wouldn't cause recursion.
_input_child = std::make_unique<streamfx::obs::source_active_child>(_self, _input.lock());
// Handle the active and showing stuff.
activate();
show();
return true;
} catch (...) {
release();
return false;
}
}
void dynamic_mask_instance::release()
{
// Handle the active and showing stuff.
deactivate();
hide();
// Release any references.
_input_child.reset();
_input.reset();
}
dynamic_mask_factory::dynamic_mask_factory()
{
_info.id = S_PREFIX "filter-dynamic-mask";
_info.type = OBS_SOURCE_TYPE_FILTER;
_info.output_flags = OBS_SOURCE_VIDEO | OBS_SOURCE_SRGB;
support_active_child_sources(true);
support_child_sources(true);
support_size(false);
support_activity_tracking(true);
support_visibility_tracking(true);
support_color_space(true);
finish_setup();
register_proxy("obs-stream-effects-filter-dynamic-mask");
}
dynamic_mask_factory::~dynamic_mask_factory() {}
const char* dynamic_mask_factory::get_name()
{
return D_TRANSLATE(ST_I18N);
}
void dynamic_mask_factory::get_defaults2(obs_data_t* data)
{
obs_data_set_default_int(data, ST_KEY_CHANNEL, static_cast<int64_t>(channel::Red));
for (auto kv : channel_translations) {
obs_data_set_default_double(data, (std::string(ST_KEY_CHANNEL_VALUE) + "." + kv.second).c_str(), 1.0);
obs_data_set_default_double(data, (std::string(ST_KEY_CHANNEL_MULTIPLIER) + "." + kv.second).c_str(), 1.0);
for (auto kv2 : channel_translations) {
obs_data_set_default_double(
data, (std::string(ST_KEY_CHANNEL_INPUT) + "." + kv.second + "." + kv2.second).c_str(), 0.0);
}
}
obs_data_set_default_int(data, ST_KEY_DEBUG_TEXTURE, -1);
}
obs_properties_t* dynamic_mask_factory::get_properties2(dynamic_mask_instance* data)
{
obs_properties_t* props = obs_properties_create();
obs_property_t* p;
_translation_cache.clear();
#ifdef ENABLE_FRONTEND
{
obs_properties_add_button2(props, S_MANUAL_OPEN, D_TRANSLATE(S_MANUAL_OPEN),
streamfx::filter::dynamic_mask::dynamic_mask_factory::on_manual_open, nullptr);
}
#endif
{ // Input
p = obs_properties_add_list(props, ST_KEY_INPUT, D_TRANSLATE(ST_I18N_INPUT), OBS_COMBO_TYPE_LIST,
OBS_COMBO_FORMAT_STRING);
obs_property_list_add_string(p, "", "");
obs::source_tracker::get()->enumerate(
[&p](std::string name, ::streamfx::obs::source) {
std::stringstream sstr;
sstr << name << " (" << D_TRANSLATE(S_SOURCETYPE_SOURCE) << ")";
obs_property_list_add_string(p, sstr.str().c_str(), name.c_str());
return false;
},
obs::source_tracker::filter_video_sources);
obs::source_tracker::get()->enumerate(
[&p](std::string name, ::streamfx::obs::source) {
std::stringstream sstr;
sstr << name << " (" << D_TRANSLATE(S_SOURCETYPE_SCENE) << ")";
obs_property_list_add_string(p, sstr.str().c_str(), name.c_str());
return false;
},
obs::source_tracker::filter_scenes);
}
const char* pri_chs[] = {S_CHANNEL_RED, S_CHANNEL_GREEN, S_CHANNEL_BLUE, S_CHANNEL_ALPHA};
for (auto pri_ch : pri_chs) {
auto grp = obs_properties_create();
{
_translation_cache.push_back(translate_string(D_TRANSLATE(ST_I18N_CHANNEL_VALUE), D_TRANSLATE(pri_ch)));
std::string buf = std::string(ST_KEY_CHANNEL_VALUE) + "." + pri_ch;
p = obs_properties_add_float_slider(grp, buf.c_str(), _translation_cache.back().c_str(), -100.0, 100.0,
0.01);
obs_property_set_long_description(p, _translation_cache.back().c_str());
}
const char* sec_chs[] = {S_CHANNEL_RED, S_CHANNEL_GREEN, S_CHANNEL_BLUE, S_CHANNEL_ALPHA};
for (auto sec_ch : sec_chs) {
_translation_cache.push_back(translate_string(D_TRANSLATE(ST_I18N_CHANNEL_INPUT), D_TRANSLATE(sec_ch)));
std::string buf = std::string(ST_KEY_CHANNEL_INPUT) + "." + pri_ch + "." + sec_ch;
p = obs_properties_add_float_slider(grp, buf.c_str(), _translation_cache.back().c_str(), -100.0, 100.0,
0.01);
obs_property_set_long_description(p, _translation_cache.back().c_str());
}
{
_translation_cache.push_back(
translate_string(D_TRANSLATE(ST_I18N_CHANNEL_MULTIPLIER), D_TRANSLATE(pri_ch)));
std::string buf = std::string(ST_KEY_CHANNEL_MULTIPLIER) + "." + pri_ch;
p = obs_properties_add_float_slider(grp, buf.c_str(), _translation_cache.back().c_str(), -100.0, 100.0,
0.01);
obs_property_set_long_description(p, _translation_cache.back().c_str());
}
{
_translation_cache.push_back(translate_string(D_TRANSLATE(ST_I18N_CHANNEL), D_TRANSLATE(pri_ch)));
std::string buf = std::string(ST_KEY_CHANNEL) + "." + pri_ch;
obs_properties_add_group(props, buf.c_str(), _translation_cache.back().c_str(),
obs_group_type::OBS_GROUP_NORMAL, grp);
}
}
{
auto grp = obs_properties_create();
obs_properties_add_group(props, "Debug", D_TRANSLATE(S_ADVANCED), OBS_GROUP_NORMAL, grp);
{
auto p = obs_properties_add_list(grp, ST_KEY_DEBUG_TEXTURE, D_TRANSLATE(ST_I18N_DEBUG_TEXTURE),
OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_INT);
obs_property_list_add_int(p, D_TRANSLATE(S_STATE_DISABLED), -1);
obs_property_list_add_int(p, D_TRANSLATE(ST_I18N_DEBUG_TEXTURE_BASE), 0);
obs_property_list_add_int(p, D_TRANSLATE(ST_I18N_DEBUG_TEXTURE_INPUT), 1);
}
}
return props;
}
std::string dynamic_mask_factory::translate_string(const char* format, ...)
{
va_list vargs;
va_start(vargs, format);
std::vector<char> buffer(2048);
std::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);
}
#ifdef ENABLE_FRONTEND
bool dynamic_mask_factory::on_manual_open(obs_properties_t* props, obs_property_t* property, void* data)
{
try {
streamfx::open_url(HELP_URL);
return false;
} catch (const std::exception& ex) {
D_LOG_ERROR("Failed to open manual due to error: %s", ex.what());
return false;
} catch (...) {
D_LOG_ERROR("Failed to open manual due to unknown error.", "");
return false;
}
}
#endif
std::shared_ptr<dynamic_mask_factory> _filter_dynamic_mask_factory_instance = nullptr;
void streamfx::filter::dynamic_mask::dynamic_mask_factory::initialize()
{
try {
if (!_filter_dynamic_mask_factory_instance)
_filter_dynamic_mask_factory_instance = std::make_shared<dynamic_mask_factory>();
} catch (const std::exception& ex) {
D_LOG_ERROR("Failed to initialize due to error: %s", ex.what());
} catch (...) {
D_LOG_ERROR("Failed to initialize due to unknown error.", "");
}
}
void streamfx::filter::dynamic_mask::dynamic_mask_factory::finalize()
{
_filter_dynamic_mask_factory_instance.reset();
}
std::shared_ptr<dynamic_mask_factory> streamfx::filter::dynamic_mask::dynamic_mask_factory::get()
{
return _filter_dynamic_mask_factory_instance;
}
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