void deinterlace_render(obs_source_t *s) { gs_effect_t *effect = s->deinterlace_effect; uint64_t frame2_ts; gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image"); gs_eparam_t *prev = gs_effect_get_param_by_name(effect, "previous_image"); gs_eparam_t *field = gs_effect_get_param_by_name(effect, "field_order"); gs_eparam_t *frame2 = gs_effect_get_param_by_name(effect, "frame2"); gs_eparam_t *dimensions = gs_effect_get_param_by_name(effect, "dimensions"); struct vec2 size = {(float)s->async_width, (float)s->async_height}; bool yuv = format_is_yuv(s->async_format); bool limited_range = yuv && !s->async_full_range; const char *tech = yuv ? "DrawMatrix" : "Draw"; gs_texture_t *cur_tex = s->async_texrender ? gs_texrender_get_texture(s->async_texrender) : s->async_texture; gs_texture_t *prev_tex = s->async_prev_texrender ? gs_texrender_get_texture(s->async_prev_texrender) : s->async_prev_texture; if (!cur_tex || !prev_tex || !s->async_width || !s->async_height) return; gs_effect_set_texture(image, cur_tex); gs_effect_set_texture(prev, prev_tex); gs_effect_set_int(field, s->deinterlace_top_first); gs_effect_set_vec2(dimensions, &size); if (yuv) { gs_eparam_t *color_matrix = gs_effect_get_param_by_name( effect, "color_matrix"); gs_effect_set_val(color_matrix, s->async_color_matrix, sizeof(float) * 16); } if (limited_range) { const size_t size = sizeof(float) * 3; gs_eparam_t *color_range_min = gs_effect_get_param_by_name( effect, "color_range_min"); gs_eparam_t *color_range_max = gs_effect_get_param_by_name( effect, "color_range_max"); gs_effect_set_val(color_range_min, s->async_color_range_min, size); gs_effect_set_val(color_range_max, s->async_color_range_max, size); } frame2_ts = s->deinterlace_frame_ts + s->deinterlace_offset + s->deinterlace_half_duration - TWOX_TOLERANCE; gs_effect_set_bool(frame2, obs->video.video_time >= frame2_ts); while (gs_effect_loop(effect, tech)) gs_draw_sprite(NULL, s->async_flip ? GS_FLIP_V : 0, s->async_width, s->async_height); }
static inline void render_output_texture(struct obs_core_video *video, int cur_texture, int prev_texture) { profile_start(render_output_texture_name); gs_texture_t *texture = video->render_textures[prev_texture]; gs_texture_t *target = video->output_textures[cur_texture]; uint32_t width = gs_texture_get_width(target); uint32_t height = gs_texture_get_height(target); struct vec2 base_i; vec2_set(&base_i, 1.0f / (float)video->base_width, 1.0f / (float)video->base_height); gs_effect_t *effect = get_scale_effect(video, width, height); gs_technique_t *tech; if (video->ovi.output_format == VIDEO_FORMAT_RGBA) { tech = gs_effect_get_technique(effect, "Draw"); } else { tech = gs_effect_get_technique(effect, "DrawMatrix"); } gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image"); gs_eparam_t *matrix = gs_effect_get_param_by_name(effect, "color_matrix"); gs_eparam_t *bres_i = gs_effect_get_param_by_name(effect, "base_dimension_i"); size_t passes, i; if (!video->textures_rendered[prev_texture]) goto end; gs_set_render_target(target, NULL); set_render_size(width, height); if (bres_i) gs_effect_set_vec2(bres_i, &base_i); gs_effect_set_val(matrix, video->color_matrix, sizeof(float) * 16); gs_effect_set_texture(image, texture); gs_enable_blending(false); passes = gs_technique_begin(tech); for (i = 0; i < passes; i++) { gs_technique_begin_pass(tech, i); gs_draw_sprite(texture, 0, width, height); gs_technique_end_pass(tech); } gs_technique_end(tech); gs_enable_blending(true); video->textures_output[cur_texture] = true; end: profile_end(render_output_texture_name); }