127 lines
3.1 KiB
C
127 lines
3.1 KiB
C
#include <obs-module.h>
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#include <obs-source.h>
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#include <obs.h>
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#include <util/platform.h>
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struct sharpness_data {
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obs_source_t *context;
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gs_effect_t *effect;
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gs_eparam_t *sharpness_param;
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gs_eparam_t *texture_width, *texture_height;
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float sharpness;
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float texwidth, texheight;
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};
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static const char *sharpness_getname(void *unused)
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{
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UNUSED_PARAMETER(unused);
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return obs_module_text("SharpnessFilter");
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}
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static void sharpness_update(void *data, obs_data_t *settings)
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{
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struct sharpness_data *filter = data;
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double sharpness = obs_data_get_double(settings, "sharpness");
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filter->sharpness = (float)sharpness;
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}
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static void sharpness_destroy(void *data)
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{
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struct sharpness_data *filter = data;
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if (filter->effect) {
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obs_enter_graphics();
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gs_effect_destroy(filter->effect);
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obs_leave_graphics();
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}
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bfree(data);
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}
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static void *sharpness_create(obs_data_t *settings, obs_source_t *context)
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{
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struct sharpness_data *filter =
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bzalloc(sizeof(struct sharpness_data));
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char *effect_path = obs_module_file("sharpness.effect");
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filter->context = context;
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obs_enter_graphics();
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filter->effect = gs_effect_create_from_file(effect_path, NULL);
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if (filter->effect) {
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filter->sharpness_param = gs_effect_get_param_by_name(
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filter->effect, "sharpness");
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filter->texture_width = gs_effect_get_param_by_name(
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filter->effect, "texture_width");
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filter->texture_height = gs_effect_get_param_by_name(
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filter->effect, "texture_height");
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}
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obs_leave_graphics();
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bfree(effect_path);
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if (!filter->effect) {
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sharpness_destroy(filter);
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return NULL;
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}
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sharpness_update(filter, settings);
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return filter;
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}
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static void sharpness_render(void *data, gs_effect_t *effect)
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{
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struct sharpness_data *filter = data;
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if (!obs_source_process_filter_begin(filter->context, GS_RGBA,
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OBS_ALLOW_DIRECT_RENDERING))
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return;
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filter->texwidth =(float)obs_source_get_width(
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obs_filter_get_target(filter->context));
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filter->texheight = (float)obs_source_get_height(
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obs_filter_get_target(filter->context));
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gs_effect_set_float(filter->sharpness_param, filter->sharpness);
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gs_effect_set_float(filter->texture_width, filter->texwidth);
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gs_effect_set_float(filter->texture_height, filter->texheight);
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obs_source_process_filter_end(filter->context, filter->effect, 0, 0);
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UNUSED_PARAMETER(effect);
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}
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static obs_properties_t *sharpness_properties(void *data)
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{
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obs_properties_t *props = obs_properties_create();
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obs_properties_add_float_slider(props, "sharpness",
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"Sharpness", 0.0f, 1.0f, 0.01f);
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UNUSED_PARAMETER(data);
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return props;
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}
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static void sharpness_defaults(obs_data_t *settings)
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{
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obs_data_set_default_double(settings, "sharpness", 0.08);
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}
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struct obs_source_info sharpness_filter = {
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.id = "sharpness_filter",
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.type = OBS_SOURCE_TYPE_FILTER,
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.output_flags = OBS_SOURCE_VIDEO,
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.get_name = sharpness_getname,
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.create = sharpness_create,
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.destroy = sharpness_destroy,
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.update = sharpness_update,
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.video_render = sharpness_render,
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.get_properties = sharpness_properties,
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.get_defaults = sharpness_defaults
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};
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