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filter-blur: Add Color Format option

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This option allows applying the blur to other color formats such as YUV. Bilateral Blur benefits the most from this, resulting in smoother images at lower kernel sizes.
This commit is contained in:
Michael Fabian Dirks 2017-07-06 06:02:41 +02:00
parent dceb2e533d
commit 9967a6ebf0
3 changed files with 122 additions and 4 deletions
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2
data/locale/en-US.ini
View file

@ -41,3 +41,5 @@ Filter.Blur.Type.Bilateral="Bilateral"
Filter.Blur.Size="Size (Pixel)"
Filter.Blur.Bilateral.Smoothing="Smoothing"
Filter.Blur.Bilateral.Sharpness="Sharpness"
Filter.Blur.Advanced="Advanced"
Filter.Blur.Avanced.ColorFormat="Color Format"

115
source/filter-blur.cpp
View file

@ -29,7 +29,12 @@ extern "C" {
#pragma warning (pop)
}
static gs_effect_t *g_boxBlurEffect, *g_gaussianBlurEffect, *g_bilateralBlurEffect;
enum ColorFormat : uint64_t {
RGB,
YUV, // 701
};
static gs_effect_t *g_boxBlurEffect, *g_gaussianBlurEffect, *g_bilateralBlurEffect, *g_colorConversionEffect;
Filter::Blur::Blur() {
memset(&sourceInfo, 0, sizeof(obs_source_info));
@ -87,6 +92,18 @@ Filter::Blur::Blur() {
PLOG_ERROR("<filter-blur> Loading bilateral blur effect failed with unspecified error.");
}
}
{
char* loadError = nullptr;
char* file = obs_module_file("effects/color-conversion.effect");
g_colorConversionEffect = gs_effect_create_from_file(file, &loadError);
bfree(file);
if (loadError != nullptr) {
PLOG_ERROR("<filter-blur> Loading color conversion effect failed with error(s): %s", loadError);
bfree(loadError);
} else if (!g_colorConversionEffect) {
PLOG_ERROR("<filter-blur> Loading color conversion effect failed with unspecified error.");
}
}
obs_leave_graphics();
if (g_boxBlurEffect && g_gaussianBlurEffect && g_bilateralBlurEffect && g_colorConversionEffect)
@ -95,6 +112,7 @@ Filter::Blur::Blur() {
Filter::Blur::~Blur() {
obs_enter_graphics();
gs_effect_destroy(g_colorConversionEffect);
gs_effect_destroy(g_bilateralBlurEffect);
gs_effect_destroy(g_gaussianBlurEffect);
gs_effect_destroy(g_boxBlurEffect);
@ -112,6 +130,10 @@ void Filter::Blur::get_defaults(obs_data_t *data) {
// Bilateral Only
obs_data_set_default_double(data, P_FILTER_BLUR_BILATERAL_SMOOTHING, 50.0);
obs_data_set_default_double(data, P_FILTER_BLUR_BILATERAL_SHARPNESS, 90.0);
// Advanced
obs_data_set_default_bool(data, P_FILTER_BLUR_ADVANCED, false);
obs_data_set_default_int(data, P_FILTER_BLUR_ADVANCED_COLORFORMAT, ColorFormat::RGB);
}
obs_properties_t * Filter::Blur::get_properties(void *) {
@ -132,6 +154,7 @@ obs_properties_t * Filter::Blur::get_properties(void *) {
p = obs_properties_add_int_slider(pr, P_FILTER_BLUR_SIZE,
P_TRANSLATE(P_FILTER_BLUR_SIZE), 1, 25, 1);
obs_property_set_long_description(p, P_TRANSLATE(P_DESC(P_FILTER_BLUR_SIZE)));
obs_property_set_modified_callback(p, modified_properties);
// Bilateral Only
p = obs_properties_add_float_slider(pr, P_FILTER_BLUR_BILATERAL_SMOOTHING,
@ -141,6 +164,21 @@ obs_properties_t * Filter::Blur::get_properties(void *) {
P_TRANSLATE(P_FILTER_BLUR_BILATERAL_SHARPNESS), 0, 99.99, 0.01);
obs_property_set_long_description(p, P_TRANSLATE(P_DESC(P_FILTER_BLUR_BILATERAL_SHARPNESS)));
// Advanced
p = obs_properties_add_bool(pr, P_FILTER_BLUR_ADVANCED, P_TRANSLATE(P_FILTER_BLUR_ADVANCED));
obs_property_set_long_description(p, P_TRANSLATE(P_DESC(P_FILTER_BLUR_ADVANCED)));
obs_property_set_modified_callback(p, modified_properties);
p = obs_properties_add_list(pr, P_FILTER_BLUR_ADVANCED_COLORFORMAT,
P_TRANSLATE(P_FILTER_BLUR_ADVANCED_COLORFORMAT),
obs_combo_type::OBS_COMBO_TYPE_LIST, obs_combo_format::OBS_COMBO_FORMAT_INT);
obs_property_set_long_description(p,
P_TRANSLATE(P_DESC(P_FILTER_BLUR_ADVANCED_COLORFORMAT)));
obs_property_list_add_int(p, "RGB",
ColorFormat::RGB);
obs_property_list_add_int(p, "YUV",
ColorFormat::YUV);
return pr;
}
@ -163,6 +201,14 @@ bool Filter::Blur::modified_properties(obs_properties_t *pr, obs_property_t *, o
obs_property_set_visible(obs_properties_get(pr, P_FILTER_BLUR_BILATERAL_SHARPNESS),
showBilateral);
// Advanced
bool showAdvanced = false;
if (obs_data_get_bool(d, P_FILTER_BLUR_ADVANCED))
showAdvanced = true;
obs_property_set_visible(obs_properties_get(pr, P_FILTER_BLUR_ADVANCED_COLORFORMAT),
showAdvanced);
return true;
}
@ -249,6 +295,9 @@ void Filter::Blur::Instance::update(obs_data_t *data) {
// Bilateral Blur
m_bilateralSmoothing = obs_data_get_double(data, P_FILTER_BLUR_BILATERAL_SMOOTHING) / 100.0;
m_bilateralSharpness = obs_data_get_double(data, P_FILTER_BLUR_BILATERAL_SHARPNESS) / 100.0;
// Advanced
m_colorFormat = obs_data_get_int(data, P_FILTER_BLUR_ADVANCED_COLORFORMAT);
}
uint32_t Filter::Blur::Instance::get_width() {
@ -338,7 +387,59 @@ void Filter::Blur::Instance::video_render(gs_effect_t *effect) {
}
#pragma endregion Source To Texture
// Conversion
if (m_colorFormat == ColorFormat::YUV) {
gs_texrender_reset(m_secondaryRT);
if (!gs_texrender_begin(m_secondaryRT, baseW, baseH)) {
PLOG_ERROR("<filter-blur> Failed to set up base texture.");
obs_source_skip_video_filter(m_source);
return;
} else {
gs_ortho(0, (float)baseW, 0, (float)baseH, -1, 1);
// Clear to Black
vec4 black;
vec4_zero(&black);
gs_clear(GS_CLEAR_COLOR | GS_CLEAR_DEPTH, &black, 0, 0);
// Set up camera stuff
gs_set_cull_mode(GS_NEITHER);
gs_reset_blend_state();
gs_blend_function_separate(
gs_blend_type::GS_BLEND_ONE,
gs_blend_type::GS_BLEND_ZERO,
gs_blend_type::GS_BLEND_ONE,
gs_blend_type::GS_BLEND_ZERO);
gs_enable_depth_test(false);
gs_enable_stencil_test(false);
gs_enable_stencil_write(false);
gs_enable_color(true, true, true, true);
gs_eparam_t* param = gs_effect_get_param_by_name(g_colorConversionEffect, "image");
if (!param) {
PLOG_ERROR("<filter-blur:Final> Failed to set image param.");
failed = true;
} else {
gs_effect_set_texture(param, sourceTexture);
}
while (gs_effect_loop(g_colorConversionEffect, "RGBToYUV")) {
gs_draw_sprite(sourceTexture, 0, baseW, baseH);
}
gs_texrender_end(m_secondaryRT);
}
if (failed) {
obs_source_skip_video_filter(m_source);
return;
}
sourceTexture = gs_texrender_get_texture(m_secondaryRT);
if (!sourceTexture) {
PLOG_ERROR("<filter-blur> Failed to get source texture.");
obs_source_skip_video_filter(m_source);
return;
}
}
gs_texture_t *blurred = blur_render(sourceTexture, baseW, baseH);
if (blurred == nullptr) {
@ -348,14 +449,22 @@ void Filter::Blur::Instance::video_render(gs_effect_t *effect) {
// Draw final effect
{
gs_eparam_t* param = gs_effect_get_param_by_name(defaultEffect, "image");
gs_effect_t* finalEffect = defaultEffect;
const char* technique = "Draw";
if (m_colorFormat == ColorFormat::YUV) {
finalEffect = g_colorConversionEffect;
technique = "YUVToRGB";
}
gs_eparam_t* param = gs_effect_get_param_by_name(finalEffect, "image");
if (!param) {
PLOG_ERROR("<filter-blur:Final> Failed to set image param.");
failed = true;
} else {
gs_effect_set_texture(param, blurred);
}
while (gs_effect_loop(defaultEffect, "Draw")) {
while (gs_effect_loop(finalEffect, technique)) {
gs_draw_sprite(blurred, 0, baseW, baseH);
}
}

7
source/filter-blur.h
View file

@ -32,6 +32,10 @@
#define P_FILTER_BLUR_BILATERAL_SMOOTHING "Filter.Blur.Bilateral.Smoothing"
#define P_FILTER_BLUR_BILATERAL_SHARPNESS "Filter.Blur.Bilateral.Sharpness"
// Advanced
#define P_FILTER_BLUR_ADVANCED "Filter.Blur.Advanced"
#define P_FILTER_BLUR_ADVANCED_COLORFORMAT "Filter.Blur.Avanced.ColorFormat"
namespace Filter {
class Blur {
public:
@ -98,6 +102,9 @@ namespace Filter {
// Bilateral
double_t m_bilateralSmoothing;
double_t m_bilateralSharpness;
// Advanced
uint64_t m_colorFormat;
};
};
}