static void scale_filter_render(void *data, gs_effect_t *effect)
{
struct scale_filter_data *filter = data;
const char *technique = filter->undistort ?
"DrawUndistort" : "Draw";
if (!filter->valid || !filter->target_valid) {
obs_source_skip_video_filter(filter->context);
return;
}
if (!obs_source_process_filter_begin(filter->context, GS_RGBA,
OBS_NO_DIRECT_RENDERING))
return;
if (filter->dimension_param)
gs_effect_set_vec2(filter->dimension_param,
&filter->dimension_i);
if (filter->undistort_factor_param)
gs_effect_set_float(filter->undistort_factor_param,
(float)filter->undistort_factor);
if (filter->sampling == OBS_SCALE_POINT)
gs_effect_set_next_sampler(filter->image_param,
filter->point_sampler);
obs_source_process_filter_tech_end(filter->context, filter->effect,
filter->cx_out, filter->cy_out, technique);
UNUSED_PARAMETER(effect);
}
static void color_filter_render(void *data, gs_effect_t *effect)
{
struct color_filter_data *filter = data;
obs_source_process_filter_begin(filter->context, GS_RGBA,
OBS_ALLOW_DIRECT_RENDERING);
gs_effect_set_vec4(filter->color_param, &filter->color);
gs_effect_set_float(filter->contrast_param, filter->contrast);
gs_effect_set_float(filter->brightness_param, filter->brightness);
gs_effect_set_float(filter->gamma_param, filter->gamma);
obs_source_process_filter_end(filter->context, filter->effect, 0, 0);
UNUSED_PARAMETER(effect);
}
static void color_grade_filter_render(void *data, gs_effect_t *effect)
{
struct lut_filter_data *filter = data;
obs_source_t *target = obs_filter_get_target(filter->context);
gs_eparam_t *param;
if (!target || !filter->target || !filter->effect) {
obs_source_skip_video_filter(filter->context);
return;
}
if (!obs_source_process_filter_begin(filter->context, GS_RGBA,
OBS_ALLOW_DIRECT_RENDERING))
return;
param = gs_effect_get_param_by_name(filter->effect, "clut");
gs_effect_set_texture(param, filter->target);
param = gs_effect_get_param_by_name(filter->effect, "clut_amount");
gs_effect_set_float(param, filter->clut_amount);
obs_source_process_filter_end(filter->context, filter->effect, 0, 0);
UNUSED_PARAMETER(effect);
}
static void fade_callback(void *data, gs_texture_t *a, gs_texture_t *b, float t,
uint32_t cx, uint32_t cy)
{
struct fade_info *fade = data;
gs_effect_set_texture(fade->a_param, a);
gs_effect_set_texture(fade->b_param, b);
gs_effect_set_float(fade->fade_param, t);
while (gs_effect_loop(fade->effect, "Fade"))
gs_draw_sprite(NULL, 0, cx, cy);
}
static void chroma_key_render(void *data, gs_effect_t *effect)
{
struct chroma_key_filter_data *filter = data;
obs_source_t *target = obs_filter_get_target(filter->context);
uint32_t width = obs_source_get_base_width(target);
uint32_t height = obs_source_get_base_height(target);
struct vec2 pixel_size;
obs_source_process_filter_begin(filter->context, GS_RGBA,
OBS_ALLOW_DIRECT_RENDERING);
vec2_set(&pixel_size, 1.0f / (float)width, 1.0f / (float)height);
gs_effect_set_vec4(filter->color_param, &filter->color);
gs_effect_set_float(filter->contrast_param, filter->contrast);
gs_effect_set_float(filter->brightness_param, filter->brightness);
gs_effect_set_float(filter->gamma_param, filter->gamma);
gs_effect_set_vec2(filter->chroma_param, &filter->chroma);
gs_effect_set_vec4(filter->key_rgb_param, &filter->key_rgb);
gs_effect_set_vec2(filter->pixel_size_param, &pixel_size);
gs_effect_set_float(filter->similarity_param, filter->similarity);
gs_effect_set_float(filter->smoothness_param, filter->smoothness);
gs_effect_set_float(filter->spill_param, filter->spill);
obs_source_process_filter_end(filter->context, filter->effect, 0, 0);
UNUSED_PARAMETER(effect);
}
static void sharpness_render(void *data, gs_effect_t *effect)
{
struct sharpness_data *filter = data;
if (!filter) return;
if (!obs_filter_get_target(filter->context)) return;
obs_source_process_filter_begin(filter->context, GS_RGBA,
OBS_ALLOW_DIRECT_RENDERING);
filter->texwidth =(float)obs_source_get_width(
obs_filter_get_target(filter->context));
filter->texheight = (float)obs_source_get_height(
obs_filter_get_target(filter->context));
gs_effect_set_float(filter->sharpness_param, filter->sharpness);
gs_effect_set_float(filter->texture_width, filter->texwidth);
gs_effect_set_float(filter->texture_height, filter->texheight);
obs_source_process_filter_end(filter->context, filter->effect, 0, 0);
UNUSED_PARAMETER(effect);
}
static inline void set_eparam(gs_effect_t *effect, const char *name, float val)
{
gs_eparam_t *param = gs_effect_get_param_by_name(effect, name);
gs_effect_set_float(param, val);
}
