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filter-blur: Refactoring, one-time rendering, fix mask logic 

Unfortunately load is never called on filters.
This commit is contained in:
Michael Fabian 'Xaymar' Dirks 2019-01-28 00:00:45 +01:00
parent 97bf38633b
commit c529e45cfd
2 changed files with 340 additions and 329 deletions
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638
source/filter-blur.cpp
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@ -547,8 +547,9 @@ bool filter::blur::blur_instance::can_log()
}
filter::blur::blur_instance::blur_instance(obs_data_t* settings, obs_source_t* parent)
: m_self(parent), m_source_rendered(false)
{
m_source = parent;
m_self = parent;
// Create RenderTargets
try {
@ -556,14 +557,12 @@ filter::blur::blur_instance::blur_instance(obs_data_t* settings, obs_source_t* p
this->rt_primary = std::make_shared<gs::rendertarget>(GS_RGBA, GS_ZS_NONE);
this->rt_secondary = std::make_shared<gs::rendertarget>(GS_RGBA, GS_ZS_NONE);
} catch (std::exception ex) {
P_LOG_ERROR("<filter-blur:%s> Failed to create rendertargets, error %s.", obs_source_get_name(m_source),
P_LOG_ERROR("<filter-blur:%s> Failed to create rendertargets, error %s.", obs_source_get_name(m_self),
ex.what());
}
// Get initial Blur effect.
blur_effect = filter::blur::blur_factory::get()->get_effect(filter::blur::type::Box);
update(settings);
}
filter::blur::blur_instance::~blur_instance()
@ -571,6 +570,9 @@ filter::blur::blur_instance::~blur_instance()
this->mask.source.source_texture.reset();
this->rt_primary.reset();
this->rt_secondary.reset();
this->rt_source.reset();
this->blur_effect.reset();
this->m_source_texture.reset();
}
obs_properties_t* filter::blur::blur_instance::get_properties()
@ -738,30 +740,6 @@ void filter::blur::blur_instance::update(obs_data_t* settings)
} else {
color_format = obs_data_get_default_int(settings, P_COLORFORMAT);
}
// 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(m_source),
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, m_source);
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(m_source),
mask.source.name.c_str());
}
}
}
}
void filter::blur::blur_instance::load(obs_data_t* settings)
@ -783,12 +761,39 @@ void filter::blur::blur_instance::activate() {}
void filter::blur::blur_instance::deactivate() {}
void filter::blur::blur_instance::video_tick(float) {}
void filter::blur::blur_instance::video_tick(float)
{
// 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(m_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, m_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(m_self),
mask.source.name.c_str());
}
}
}
m_source_rendered = false;
}
void filter::blur::blur_instance::video_render(gs_effect_t* effect)
{
obs_source_t* parent = obs_filter_get_parent(this->m_source);
obs_source_t* target = obs_filter_get_target(this->m_source);
obs_source_t* parent = obs_filter_get_parent(this->m_self);
obs_source_t* target = obs_filter_get_target(this->m_self);
uint32_t baseW = obs_source_get_base_width(target);
uint32_t baseH = obs_source_get_base_height(target);
vec4 black;
@ -799,324 +804,329 @@ void filter::blur::blur_instance::video_render(gs_effect_t* effect)
std::shared_ptr<gs::effect> colorConversionEffect = blur_factory::get()->get_color_converter_effect();
// Verify that we can actually run first.
if (!target || !parent || !this->m_source) {
if (!target || !parent || !this->m_self) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Invalid context, memory corruption may have happened.",
obs_source_get_name(this->m_source));
obs_source_get_name(this->m_self));
}
obs_source_skip_video_filter(this->m_source);
obs_source_skip_video_filter(this->m_self);
return;
}
if ((baseW == 0) || (baseH == 0)) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Invalid base size from '%s': %" PRIu32 "x%" PRIu32 ".",
obs_source_get_name(this->m_source), obs_source_get_name(target), baseW, baseH);
obs_source_get_name(this->m_self), obs_source_get_name(target), baseW, baseH);
}
obs_source_skip_video_filter(this->m_source);
obs_source_skip_video_filter(this->m_self);
return;
}
if (!this->rt_primary || !this->rt_secondary || !this->blur_effect) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Missing RenderTarget or Effect.", obs_source_get_name(this->m_source));
P_LOG_ERROR("<filter-blur:%s> Missing RenderTarget or Effect.", obs_source_get_name(this->m_self));
}
obs_source_skip_video_filter(this->m_source);
obs_source_skip_video_filter(this->m_self);
return;
}
gs_effect_t* defaultEffect = obs_get_base_effect(obs_base_effect::OBS_EFFECT_DEFAULT);
std::shared_ptr<gs::texture> tex_source;
std::shared_ptr<gs::texture> tex_intermediate;
// Source To Texture
{
gs_blend_state_push();
gs_reset_blend_state();
gs_enable_color(true, true, true, true);
gs_enable_blending(true);
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_INVSRCALPHA);
gs_stencil_function(GS_STENCIL_BOTH, GS_ALWAYS);
gs_stencil_op(GS_STENCIL_BOTH, GS_ZERO, GS_ZERO, GS_ZERO);
if (!m_source_rendered) {
std::shared_ptr<gs::texture> tex_source;
std::shared_ptr<gs::texture> tex_intermediate;
try {
auto op = this->rt_source->render(baseW, baseH);
// Source To Texture
{
gs_blend_state_push();
gs_reset_blend_state();
gs_enable_color(true, true, true, true);
gs_enable_blending(true);
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_INVSRCALPHA);
gs_stencil_function(GS_STENCIL_BOTH, GS_ALWAYS);
gs_stencil_op(GS_STENCIL_BOTH, GS_ZERO, GS_ZERO, GS_ZERO);
// 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);
try {
auto op = this->rt_source->render(baseW, baseH);
// Render
if (obs_source_process_filter_begin(this->m_source, GS_RGBA, OBS_NO_DIRECT_RENDERING)) {
obs_source_process_filter_end(this->m_source, defaultEffect, baseW, baseH);
} else {
throw std::runtime_error("Failed to render source");
}
} catch (std::exception ex) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Rendering parent source to texture failed with error: %s.",
obs_source_get_name(this->m_source), ex.what());
}
gs_blend_state_pop();
obs_source_skip_video_filter(this->m_source);
return;
}
gs_blend_state_pop();
// 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);
if (!(tex_source = this->rt_source->get_texture())) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur> Failed to get source texture.");
}
obs_source_skip_video_filter(m_source);
return;
}
}
// Color Conversion RGB-YUV
if ((color_format == ColorFormat::YUV) && colorConversionEffect) {
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);
try {
auto op = this->rt_primary->render(baseW, baseH);
gs_ortho(0, (float)baseW, 0, (float)baseH, -1, 1);
if (colorConversionEffect->has_parameter("image")) {
colorConversionEffect->get_parameter("image").set_texture(tex_source->get_object());
}
while (gs_effect_loop(colorConversionEffect->get_object(), "RGBToYUV")) {
gs_draw_sprite(tex_source->get_object(), 0, baseW, baseH);
}
} catch (std::exception ex) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> RGB-YUV conversion failed with error: %s.",
obs_source_get_name(this->m_source), ex.what());
}
gs_blend_state_pop();
obs_source_skip_video_filter(m_source);
return;
}
gs_blend_state_pop();
if (!(tex_source = this->rt_primary->get_texture())) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Failed to get color conversion texture.",
obs_source_get_name(this->m_source));
}
obs_source_skip_video_filter(m_source);
return;
}
// Swap RTs for further rendering.
std::swap(this->rt_primary, this->rt_secondary);
}
// Blur
{
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::pair<float, float> kvs[] = {{1.0f / baseW, 0.0f}, {0.0f, 1.0f / baseH}};
tex_intermediate = tex_source; // We need the original to work.
// Directional Blur
if (this->directional) {
// Directional Blur changes how
kvs[0].first = (1.0f / baseW);
kvs[0].second = (1.0f / baseH);
kvs[1].first = kvs[0].first;
kvs[1].second = kvs[0].second;
double_t rad = this->angle * PI / 180.0;
double_t c0 = cos(rad);
double_t s0 = sin(rad);
kvs[0].first *= c0;
kvs[0].second *= s0;
if (!this->scaling) {
kvs[1].first *= 0.0;
kvs[1].second *= 0.0;
} else {
kvs[1].first *= s0;
kvs[1].second *= c0;
}
}
// Apply scaling
if (this->scaling) {
if (!this->directional) {
kvs[0].first *= float_t(this->scale.first);
kvs[0].second *= float_t(this->scale.second);
kvs[1].first *= float_t(this->scale.first);
kvs[1].second *= float_t(this->scale.second);
} else {
// Directional Blur changes how scaling works as it rotates and needs to be relative to the axis of rotation.
kvs[0].first *= float_t(this->scale.first);
kvs[0].second *= float_t(this->scale.first);
kvs[1].first *= float_t(this->scale.second);
kvs[1].second *= float_t(this->scale.second);
}
}
try {
for (auto v : kvs) {
float xpel = std::get<0>(v);
float ypel = std::get<1>(v);
if ((abs(xpel) <= FLT_EPSILON) && (abs(ypel) <= FLT_EPSILON)) {
// Ignore passes that have a 0 texel modifier.
continue;
// Render
if (obs_source_process_filter_begin(this->m_self, GS_RGBA, OBS_NO_DIRECT_RENDERING)) {
obs_source_process_filter_end(this->m_self, defaultEffect, baseW, baseH);
} else {
throw std::runtime_error("Failed to render source");
}
} catch (std::exception ex) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Rendering parent source to texture failed with error: %s.",
obs_source_get_name(this->m_self), ex.what());
}
gs_blend_state_pop();
obs_source_skip_video_filter(this->m_self);
return;
}
gs_blend_state_pop();
{
auto op = this->rt_primary->render(baseW, baseH);
gs_ortho(0, (float)baseW, 0, (float)baseH, -1, 1);
if (!(tex_source = this->rt_source->get_texture())) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur> Failed to get source texture.");
}
obs_source_skip_video_filter(m_self);
return;
}
}
apply_shared_param(tex_intermediate->get_object(), xpel, ypel);
apply_gaussian_param(uint8_t(this->size));
apply_bilateral_param();
// Color Conversion RGB-YUV
if ((color_format == ColorFormat::YUV) && colorConversionEffect) {
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);
// Render
while (gs_effect_loop(this->blur_effect->get_object(), this->blur_technique.c_str())) {
gs_draw_sprite(tex_intermediate->get_object(), 0, baseW, baseH);
try {
auto op = this->rt_primary->render(baseW, baseH);
gs_ortho(0, (float)baseW, 0, (float)baseH, -1, 1);
if (colorConversionEffect->has_parameter("image")) {
colorConversionEffect->get_parameter("image").set_texture(tex_source->get_object());
}
while (gs_effect_loop(colorConversionEffect->get_object(), "RGBToYUV")) {
gs_draw_sprite(tex_source->get_object(), 0, baseW, baseH);
}
} catch (std::exception ex) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> RGB-YUV conversion failed with error: %s.",
obs_source_get_name(this->m_self), ex.what());
}
gs_blend_state_pop();
obs_source_skip_video_filter(m_self);
return;
}
gs_blend_state_pop();
if (!(tex_source = this->rt_primary->get_texture())) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Failed to get color conversion texture.",
obs_source_get_name(this->m_self));
}
obs_source_skip_video_filter(m_self);
return;
}
// Swap RTs for further rendering.
std::swap(this->rt_primary, this->rt_secondary);
}
// Blur
{
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::pair<float, float> kvs[] = {{1.0f / baseW, 0.0f}, {0.0f, 1.0f / baseH}};
tex_intermediate = tex_source; // We need the original to work.
// Directional Blur
if (this->directional) {
// Directional Blur changes how
kvs[0].first = (1.0f / baseW);
kvs[0].second = (1.0f / baseH);
kvs[1].first = kvs[0].first;
kvs[1].second = kvs[0].second;
double_t rad = this->angle * PI / 180.0;
double_t c0 = cos(rad);
double_t s0 = sin(rad);
kvs[0].first *= c0;
kvs[0].second *= s0;
if (!this->scaling) {
kvs[1].first *= 0.0;
kvs[1].second *= 0.0;
} else {
kvs[1].first *= s0;
kvs[1].second *= c0;
}
}
// Apply scaling
if (this->scaling) {
if (!this->directional) {
kvs[0].first *= float_t(this->scale.first);
kvs[0].second *= float_t(this->scale.second);
kvs[1].first *= float_t(this->scale.first);
kvs[1].second *= float_t(this->scale.second);
} else {
// Directional Blur changes how scaling works as it rotates and needs to be relative to the axis of rotation.
kvs[0].first *= float_t(this->scale.first);
kvs[0].second *= float_t(this->scale.first);
kvs[1].first *= float_t(this->scale.second);
kvs[1].second *= float_t(this->scale.second);
}
}
try {
for (auto v : kvs) {
float xpel = std::get<0>(v);
float ypel = std::get<1>(v);
if ((abs(xpel) <= FLT_EPSILON) && (abs(ypel) <= FLT_EPSILON)) {
// Ignore passes that have a 0 texel modifier.
continue;
}
{
auto op = this->rt_primary->render(baseW, baseH);
gs_ortho(0, (float)baseW, 0, (float)baseH, -1, 1);
apply_shared_param(tex_intermediate->get_object(), xpel, ypel);
apply_gaussian_param(uint8_t(this->size));
apply_bilateral_param();
// Render
while (gs_effect_loop(this->blur_effect->get_object(), this->blur_technique.c_str())) {
gs_draw_sprite(tex_intermediate->get_object(), 0, baseW, baseH);
}
}
if (!(tex_intermediate = this->rt_primary->get_texture())) {
throw("Failed to get blur texture.");
}
// Swap RTs for further rendering.
std::swap(this->rt_primary, this->rt_secondary);
}
} catch (std::exception ex) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Blur failed with error: %s.", obs_source_get_name(this->m_self),
ex.what());
}
gs_blend_state_pop();
obs_source_skip_video_filter(this->m_self);
return;
}
gs_blend_state_pop();
}
// 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 > 0.001) {
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;
}
}
if (!(tex_intermediate = this->rt_primary->get_texture())) {
throw("Failed to get blur texture.");
this->mask.source.texture = this->mask.source.source_texture->render(source_width, source_height);
}
std::shared_ptr<gs::effect> mask_effect = blur_factory::get()->get_mask_effect();
apply_mask_parameters(mask_effect, tex_source->get_object(), tex_intermediate->get_object());
try {
auto op = this->rt_primary->render(baseW, baseH);
gs_ortho(0, (float)baseW, 0, (float)baseH, -1, 1);
// Render
while (gs_effect_loop(mask_effect->get_object(), technique.c_str())) {
gs_draw_sprite(tex_intermediate->get_object(), 0, baseW, baseH);
}
// Swap RTs for further rendering.
std::swap(this->rt_primary, this->rt_secondary);
}
} catch (std::exception ex) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Blur failed with error: %s.", obs_source_get_name(this->m_source),
ex.what());
} catch (std::exception ex) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Masking failed with error: %s.", obs_source_get_name(this->m_self),
ex.what());
}
gs_blend_state_pop();
obs_source_skip_video_filter(this->m_self);
return;
}
gs_blend_state_pop();
obs_source_skip_video_filter(this->m_source);
return;
}
gs_blend_state_pop();
}
// 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 > 0.001) {
if (this->mask.region.invert) {
technique = "RegionFeatherInverted";
} else {
technique = "RegionFeather";
}
} else {
if (this->mask.region.invert) {
technique = "RegionInverted";
} else {
technique = "Region";
if (!(tex_intermediate = this->rt_primary->get_texture())) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Failed to get masked texture.", obs_source_get_name(this->m_self));
}
obs_source_skip_video_filter(this->m_self);
return;
}
break;
case Image:
case Source:
technique = "Image";
break;
// Swap RTs for further rendering.
std::swap(this->rt_primary, this->rt_secondary);
}
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);
}
std::shared_ptr<gs::effect> mask_effect = blur_factory::get()->get_mask_effect();
apply_mask_parameters(mask_effect, tex_source->get_object(), tex_intermediate->get_object());
try {
auto op = this->rt_primary->render(baseW, baseH);
gs_ortho(0, (float)baseW, 0, (float)baseH, -1, 1);
// Render
while (gs_effect_loop(mask_effect->get_object(), technique.c_str())) {
gs_draw_sprite(tex_intermediate->get_object(), 0, baseW, baseH);
}
} catch (std::exception ex) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Masking failed with error: %s.", obs_source_get_name(this->m_source),
ex.what());
}
gs_blend_state_pop();
obs_source_skip_video_filter(this->m_source);
return;
}
gs_blend_state_pop();
if (!(tex_intermediate = this->rt_primary->get_texture())) {
if (this->can_log()) {
P_LOG_ERROR("<filter-blur:%s> Failed to get masked texture.", obs_source_get_name(this->m_source));
}
obs_source_skip_video_filter(this->m_source);
return;
}
// Swap RTs for further rendering.
std::swap(this->rt_primary, this->rt_secondary);
m_source_texture = tex_intermediate;
}
// Color Conversion RGB-YUV or Straight Draw
@ -1141,18 +1151,18 @@ void filter::blur::blur_instance::video_render(gs_effect_t* effect)
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->m_source));
P_LOG_ERROR("<filter-blur:%s> Failed to set image param.", obs_source_get_name(this->m_self));
failed = true;
} else {
gs_effect_set_texture(param, tex_intermediate->get_object());
gs_effect_set_texture(param, m_source_texture->get_object());
}
while (gs_effect_loop(finalEffect, technique)) {
gs_draw_sprite(tex_intermediate->get_object(), 0, baseW, baseH);
gs_draw_sprite(m_source_texture->get_object(), 0, baseW, baseH);
}
}
if (failed) {
obs_source_skip_video_filter(m_source);
obs_source_skip_video_filter(m_self);
return;
}
}

31
source/filter-blur.hpp
View File

@ -62,7 +62,7 @@ namespace filter {
friend class std::_Ptr_base<filter::blur::blur_factory>;
obs_source_info source_info;
std::list<blur_instance*> sources;
std::list<blur_instance*> sources;
std::shared_ptr<gs::effect> color_converter_effect;
std::shared_ptr<gs::effect> mask_effect;
@ -71,8 +71,8 @@ namespace filter {
std::map<uint8_t, std::shared_ptr<std::vector<float_t>>> gaussian_kernels;
public: // Singleton
static void initialize();
static void finalize();
static void initialize();
static void finalize();
static std::shared_ptr<blur_factory> get();
public:
@ -118,20 +118,29 @@ namespace filter {
};
class blur_instance {
obs_source_t* m_source;
obs_source_t* m_self;
// Rendering
std::shared_ptr<gs::rendertarget> rt_source;
std::shared_ptr<gs::rendertarget> rt_primary;
std::shared_ptr<gs::rendertarget> rt_secondary;
std::shared_ptr<gs::texture> m_source_texture;
bool m_source_rendered;
// blur
// Blur
std::shared_ptr<gs::effect> blur_effect;
std::string blur_technique;
filter::blur::type type;
uint64_t size;
// bilateral
/// Bilateral Blur
double_t bilateral_smoothing;
double_t bilateral_sharpness;
/// Directional Blur
bool directional;
double_t angle;
/// Step Scaling
bool scaling;
std::pair<double_t, double_t> scale;
// Masking
struct {
@ -167,14 +176,6 @@ namespace filter {
float_t multiplier;
} mask;
// Directional
bool directional;
double_t angle;
// Scale
bool scaling;
std::pair<double_t, double_t> scale;
// advanced
uint64_t color_format;