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obs-text: Add Enable Antialiasing option

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This commit is contained in:
Alex Miller 2020-04-25 02:35:03 +12:00
parent b20e71cddf
commit e8bc39804f
2 changed files with 28 additions and 2 deletions
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1
plugins/obs-text/data/locale/en-US.ini
View File

@ -36,3 +36,4 @@ Transform.None="None"
Transform.Uppercase="Uppercase"
Transform.Lowercase="Lowercase"
Transform.Startcase="Start Case"
Antialiasing="Enable Antialiasing"

29
plugins/obs-text/gdiplus/obs-text.cpp
View File

@ -69,6 +69,7 @@ using namespace Gdiplus;
#define S_EXTENTS_CX "extents_cx"
#define S_EXTENTS_CY "extents_cy"
#define S_TRANSFORM "transform"
#define S_ANTIALIASING "antialiasing"
#define S_ALIGN_LEFT "left"
#define S_ALIGN_CENTER "center"
@ -83,6 +84,9 @@ using namespace Gdiplus;
#define S_TRANSFORM_LOWERCASE 2
#define S_TRANSFORM_STARTCASE 3
#define S_ANTIALIASING_NONE 0
#define S_ANTIALIASING_STANDARD 1
#define T_(v) obs_module_text(v)
#define T_FONT T_("Font")
#define T_USE_FILE T_("ReadFromFile")
@ -110,6 +114,7 @@ using namespace Gdiplus;
#define T_EXTENTS_CX T_("Width")
#define T_EXTENTS_CY T_("Height")
#define T_TRANSFORM T_("Transform")
#define T_ANTIALIASING T_("Antialiasing")
#define T_FILTER_TEXT_FILES T_("Filter.TextFiles")
#define T_FILTER_ALL_FILES T_("Filter.AllFiles")
@ -242,6 +247,7 @@ struct TextSource {
bool italic = false;
bool underline = false;
bool strikeout = false;
bool antialiasing = true;
bool vertical = false;
bool use_outline = false;
@ -288,6 +294,7 @@ struct TextSource {
void RenderText();
void LoadFileText();
void TransformText();
void SetAntiAliasing(Graphics &graphics_bitmap);
const char *GetMainString(const char *str);
@ -575,9 +582,8 @@ void TextSource::RenderText()
warn_stat("graphics_bitmap.Clear");
}
graphics_bitmap.SetTextRenderingHint(TextRenderingHintAntiAlias);
graphics_bitmap.SetCompositingMode(CompositingModeSourceOver);
graphics_bitmap.SetSmoothingMode(SmoothingModeAntiAlias);
SetAntiAliasing(graphics_bitmap);
if (!text.empty()) {
if (use_outline) {
@ -684,6 +690,19 @@ void TextSource::TransformText()
}
}
void TextSource::SetAntiAliasing(Graphics &graphics_bitmap)
{
if (!antialiasing) {
graphics_bitmap.SetTextRenderingHint(
TextRenderingHintSingleBitPerPixel);
graphics_bitmap.SetSmoothingMode(SmoothingModeNone);
return;
}
graphics_bitmap.SetTextRenderingHint(TextRenderingHintAntiAlias);
graphics_bitmap.SetSmoothingMode(SmoothingModeAntiAlias);
}
#define obs_data_get_uint32 (uint32_t) obs_data_get_int
inline void TextSource::Update(obs_data_t *s)
@ -712,6 +731,7 @@ inline void TextSource::Update(obs_data_t *s)
uint32_t n_extents_cx = obs_data_get_uint32(s, S_EXTENTS_CX);
uint32_t n_extents_cy = obs_data_get_uint32(s, S_EXTENTS_CY);
int new_text_transform = (int)obs_data_get_int(s, S_TRANSFORM);
bool new_antialiasing = obs_data_get_bool(s, S_ANTIALIASING);
const char *font_face = obs_data_get_string(font_obj, "face");
int font_size = (int)obs_data_get_int(font_obj, "size");
@ -763,6 +783,7 @@ inline void TextSource::Update(obs_data_t *s)
extents_cx = n_extents_cx;
extents_cy = n_extents_cy;
text_transform = new_text_transform;
antialiasing = new_antialiasing;
if (!gradient) {
color2 = color;
@ -965,6 +986,8 @@ static obs_properties_t *get_properties(void *data)
obs_properties_add_path(props, S_FILE, T_FILE, OBS_PATH_FILE,
filter.c_str(), path.c_str());
obs_properties_add_bool(props, S_ANTIALIASING, T_ANTIALIASING);
p = obs_properties_add_list(props, S_TRANSFORM, T_TRANSFORM,
OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_INT);
obs_property_list_add_int(p, T_TRANSFORM_NONE, S_TRANSFORM_NONE);
@ -976,6 +999,7 @@ static obs_properties_t *get_properties(void *data)
S_TRANSFORM_STARTCASE);
obs_properties_add_bool(props, S_VERTICAL, T_VERTICAL);
obs_properties_add_color(props, S_COLOR, T_COLOR);
p = obs_properties_add_int_slider(props, S_OPACITY, T_OPACITY, 0, 100,
1);
@ -1059,6 +1083,7 @@ static void defaults(obs_data_t *settings, int ver)
obs_data_set_default_int(settings, S_EXTENTS_CX, 100);
obs_data_set_default_int(settings, S_EXTENTS_CY, 100);
obs_data_set_default_int(settings, S_TRANSFORM, S_TRANSFORM_NONE);
obs_data_set_default_bool(settings, S_ANTIALIASING, true);
obs_data_release(font_obj);
};