yolobs-studio/plugins/image-source/color-source.c
2017-04-19 21:54:15 +02:00

120 lines
3 KiB
C

#include <obs-module.h>
struct color_source {
uint32_t color;
uint32_t width;
uint32_t height;
obs_source_t *src;
};
static const char *color_source_get_name(void *unused)
{
UNUSED_PARAMETER(unused);
return obs_module_text("ColorSource");
}
static void color_source_update(void *data, obs_data_t *settings)
{
struct color_source *context = data;
uint32_t color = (uint32_t)obs_data_get_int(settings, "color");
uint32_t width = (uint32_t)obs_data_get_int(settings, "width");
uint32_t height = (uint32_t)obs_data_get_int(settings, "height");
context->color = color;
context->width = width;
context->height = height;
}
static void *color_source_create(obs_data_t *settings, obs_source_t *source)
{
UNUSED_PARAMETER(source);
struct color_source *context = bzalloc(sizeof(struct color_source));
context->src = source;
color_source_update(context, settings);
return context;
}
static void color_source_destroy(void *data)
{
bfree(data);
}
static obs_properties_t *color_source_properties(void *unused)
{
UNUSED_PARAMETER(unused);
obs_properties_t *props = obs_properties_create();
obs_properties_add_color(props, "color",
obs_module_text("ColorSource.Color"));
obs_properties_add_int(props, "width",
obs_module_text("ColorSource.Width"), 0, 4096, 1);
obs_properties_add_int(props, "height",
obs_module_text("ColorSource.Height"), 0, 4096, 1);
return props;
}
static void color_source_render(void *data, gs_effect_t *effect)
{
UNUSED_PARAMETER(effect);
struct color_source *context = data;
gs_effect_t *solid = obs_get_base_effect(OBS_EFFECT_SOLID);
gs_eparam_t *color = gs_effect_get_param_by_name(solid, "color");
gs_technique_t *tech = gs_effect_get_technique(solid, "Solid");
struct vec4 colorVal;
vec4_from_rgba(&colorVal, context->color);
gs_effect_set_vec4(color, &colorVal);
gs_technique_begin(tech);
gs_technique_begin_pass(tech, 0);
gs_draw_sprite(0, 0, context->width, context->height);
gs_technique_end_pass(tech);
gs_technique_end(tech);
}
static uint32_t color_source_getwidth(void *data)
{
struct color_source *context = data;
return context->width;
}
static uint32_t color_source_getheight(void *data)
{
struct color_source *context = data;
return context->height;
}
static void color_source_defaults(obs_data_t *settings)
{
obs_data_set_default_int(settings, "color", 0xFFFFFFFF);
obs_data_set_default_int(settings, "width", 400);
obs_data_set_default_int(settings, "height", 400);
}
struct obs_source_info color_source_info = {
.id = "color_source",
.type = OBS_SOURCE_TYPE_INPUT,
.output_flags = OBS_SOURCE_VIDEO | OBS_SOURCE_CUSTOM_DRAW,
.create = color_source_create,
.destroy = color_source_destroy,
.update = color_source_update,
.get_name = color_source_get_name,
.get_defaults = color_source_defaults,
.get_width = color_source_getwidth,
.get_height = color_source_getheight,
.video_render = color_source_render,
.get_properties = color_source_properties
};