示例#1
0
static void
port_event(LV2UI_Handle handle,
           uint32_t     port_index,
           uint32_t     buffer_size,
           uint32_t     format,
           const void*  buffer)
{
	SFSUI* ui = (SFSUI*)handle;
	LV2_Atom* atom = (LV2_Atom*)buffer;
	if (format == ui->uris.atom_eventTransfer
			&& (atom->type == ui->uris.atom_Blank|| atom->type == ui->uris.atom_Object))
	{
		/* cast the buffer to Atom Object */
		LV2_Atom_Object* obj = (LV2_Atom_Object*)atom;
		LV2_Atom *a0 = NULL;
		LV2_Atom *a1 = NULL;
		if (obj->body.otype == ui->uris.rawstereo
				&& 2 == lv2_atom_object_get(obj, ui->uris.audioleft, &a0, ui->uris.audioright, &a1, NULL)
				&& a0 && a1
				&& a0->type == ui->uris.atom_Vector
				&& a1->type == ui->uris.atom_Vector
			 )
		{
			LV2_Atom_Vector* left = (LV2_Atom_Vector*)LV2_ATOM_BODY(a0);
			LV2_Atom_Vector* right = (LV2_Atom_Vector*)LV2_ATOM_BODY(a1);
			if (left->atom.type == ui->uris.atom_Float && right->atom.type == ui->uris.atom_Float) {
				const size_t n_elem = (a0->size - sizeof(LV2_Atom_Vector_Body)) / left->atom.size;
				const float *l = (float*) LV2_ATOM_BODY(&left->atom);
				const float *r = (float*) LV2_ATOM_BODY(&right->atom);
				process_audio(ui, n_elem, l, r);
			}
		}
		else if (
				/* handle 'state/settings' data object */
				obj->body.otype == ui->uris.ui_state
				/* retrieve properties from object and
				 * check that there the [here] three required properties are set.. */
				&& 1 == lv2_atom_object_get(obj,
					ui->uris.samplerate, &a0, NULL)
				/* ..and non-null.. */
				&& a0
				/* ..and match the expected type */
				&& a0->type == ui->uris.atom_Float
				)
		{
			ui->rate = ((LV2_Atom_Float*)a0)->body;
			reinitialize_fft(ui, ui->fft_bins);
		}
	}
	else if (format != 0) return;

	if (port_index == SS_FFT) {
		float val = *(float *)buffer;
		uint32_t fft_bins = floorf(val / 2.0);
		if (ui->fft_bins != fft_bins) {
			reinitialize_fft(ui, fft_bins);
			robtk_select_set_value(ui->sel_fft, ui->fft_bins);
		}
	}
	else if (port_index == SS_BAND) {
		float val = *(float *)buffer;
		ui->disable_signals = true;
		robtk_cbtn_set_active(ui->btn_oct, val != 0);
		ui->disable_signals = false;
	}
	else if (port_index == SS_SCREEN) {
		ui->disable_signals = true;
		robtk_dial_set_value(ui->screen, *(float *)buffer);
		ui->disable_signals = false;
	}
}
示例#2
0
文件: bitmeter.c 项目: EQ4/meters.lv2
static void
port_event (LV2UI_Handle handle,
            uint32_t     port_index,
            uint32_t     buffer_size,
            uint32_t     format,
            const void*  buffer)
{
	BITui* ui = (BITui*)handle;
	const EBULV2URIs* uris = &ui->uris;

	if (format != uris->atom_eventTransfer) {
		return;
	}

	LV2_Atom* atom = (LV2_Atom*)buffer;
	if (atom->type != uris->atom_Blank && atom->type != uris->atom_Object) {
		fprintf (stderr, "UI: Unknown message type.\n");
		return;
	}

	LV2_Atom_Object* obj = (LV2_Atom_Object*)atom;

	if (obj->body.otype == uris->mtr_control) {
		int k; float v;
		get_cc_key_value (&ui->uris, obj, &k, &v);
		if (k == CTL_SAMPLERATE) {
			if (v > 0) {
				ui->rate = v;
			}
			queue_draw (ui->m0);
		}
	}

	else if (obj->body.otype == uris->bim_stats) {
		LV2_Atom *bcnt = NULL;
		LV2_Atom *bmin = NULL;
		LV2_Atom *bmax = NULL;
		LV2_Atom *bnan = NULL;
		LV2_Atom *binf = NULL;
		LV2_Atom *bden = NULL;
		LV2_Atom *bpos = NULL;
		LV2_Atom *bnul = NULL;
		LV2_Atom *bdat = NULL;

		if (9 == lv2_atom_object_get (obj,
					uris->ebu_integr_time, &bcnt,
					uris->bim_zero, &bnul,
					uris->bim_pos, &bpos,
					uris->bim_max, &bmax,
					uris->bim_min, &bmin,
					uris->bim_nan, &bnan,
					uris->bim_inf, &binf,
					uris->bim_den, &bden,
					uris->bim_data, &bdat,
					NULL)
				&& bcnt && bnul && bpos && bmin && bmax && bnan && binf && bden && bdat
				&& bcnt->type == uris->atom_Long
				&& bpos->type == uris->atom_Int
				&& bnul->type == uris->atom_Int
				&& bmin->type == uris->atom_Double
				&& bmax->type == uris->atom_Double
				&& bnan->type == uris->atom_Int
				&& binf->type == uris->atom_Int
				&& bden->type == uris->atom_Int
				&& bdat->type == uris->atom_Vector
				)
				{
					CB_INT(bnan, update_oops, 0);
					CB_INT(binf, update_oops, 1);
					CB_INT(bden, update_oops, 2);
					PARSE_A_INT(bpos, ui->f_pos);
					PARSE_A_INT(bnul, ui->f_zero);

					CB_DBL(bmin, update_minmax, 0);
					CB_DBL(bmax, update_minmax, 1);

					LV2_Atom_Vector* data = (LV2_Atom_Vector*)LV2_ATOM_BODY(bdat);
					if (data->atom.type == uris->atom_Int) {
						const size_t n_elem = (bdat->size - sizeof (LV2_Atom_Vector_Body)) / data->atom.size;
						assert (n_elem == BIM_LAST);
						const int32_t *d = (int32_t*) LV2_ATOM_BODY(&data->atom);
						memcpy (ui->flt, d, sizeof (int32_t) * n_elem);
					}

					update_time (ui, (uint64_t)(((LV2_Atom_Long*)bcnt)->body));
					btn_start_sens (ui); // maybe set 2^31 limit.
					queue_draw (ui->m0);
				}
	}

	else if (obj->body.otype == uris->bim_information) {

		LV2_Atom *ii = NULL;
		LV2_Atom *av = NULL;
		lv2_atom_object_get (obj,
				uris->ebu_integrating, &ii,
				uris->bim_averaging, &av,
				NULL);

		ui->disable_signals = true;
		if (ii && ii->type == uris->atom_Bool) {
			bool ix = ((LV2_Atom_Bool*)ii)->body;
			robtk_cbtn_set_active (ui->btn_freeze, !ix);
		}
		if (av && av->type == uris->atom_Bool) {
			bool ix = ((LV2_Atom_Bool*)av)->body;
			robtk_cbtn_set_active (ui->btn_avg, ix);
		}
		ui->disable_signals = false;
	}

	else  {
		fprintf (stderr, "UI: Unknown control message.\n");
	}
}
示例#3
0
static RobWidget * toplevel(SFSUI* ui, void * const top)
{
	/* main widget: layout */
	ui->rw = rob_vbox_new(FALSE, 0);
	robwidget_make_toplevel(ui->rw, top);

	ui->hbox1 = rob_hbox_new(FALSE, 0);
	ui->hbox2 = rob_hbox_new(FALSE, 0);
	ui->sep2 = robtk_sep_new(true);

	rob_vbox_child_pack(ui->rw, ui->hbox1, FALSE, FALSE);
	rob_vbox_child_pack(ui->rw, robtk_sep_widget(ui->sep2), FALSE, FALSE);
	rob_vbox_child_pack(ui->rw, ui->hbox2, FALSE, FALSE);

	ui->font[0] = pango_font_description_from_string("Mono 7");
	ui->font[1] = pango_font_description_from_string("Mono 8");
	get_color_from_theme(0, ui->c_fg);
	get_color_from_theme(1, ui->c_bg);
	create_surfaces(ui);

	/* main drawing area */
	ui->m0 = robwidget_new(ui);
	ROBWIDGET_SETNAME(ui->m0, "stsco (m0)");
	robwidget_set_expose_event(ui->m0, expose_event);
	robwidget_set_size_request(ui->m0, size_request);
	rob_hbox_child_pack(ui->hbox1, ui->m0, FALSE, FALSE);

	/* screen persistence dial */
	ui->lbl_screen = robtk_lbl_new("Persistence:");
	ui->screen = robtk_dial_new_with_size(0.0, 100.0, 1,
			22, 22, 10.5, 10.5, 10);
	robtk_dial_set_alignment(ui->screen, 1.0, 0.5);
	robtk_dial_set_value(ui->screen, 50);
	robtk_dial_set_default(ui->screen, 50.0);
	robtk_dial_set_callback(ui->screen, cb_set_persistence, ui);

	/* fft bins */
	ui->lbl_fft = robtk_lbl_new("FFT Samples:");
	ui->sel_fft = robtk_select_new();
	robtk_select_add_item(ui->sel_fft,  128, "256");
	robtk_select_add_item(ui->sel_fft,  256, "512");
	robtk_select_add_item(ui->sel_fft,  512, "1024");
	robtk_select_add_item(ui->sel_fft, 1024, "2048");
	robtk_select_add_item(ui->sel_fft, 2048, "4096");
	robtk_select_add_item(ui->sel_fft, 4096, "8192");
	robtk_select_add_item(ui->sel_fft, 6144, "12288");
	robtk_select_add_item(ui->sel_fft, 8192, "16384");
	robtk_select_set_default_item(ui->sel_fft, 3);
	robtk_select_set_value(ui->sel_fft, 512);
	robtk_select_set_callback(ui->sel_fft, cb_set_fft, ui);

	/* N/octave */
	ui->btn_oct = robtk_cbtn_new("N/Octave Bands", GBT_LED_LEFT, false);
	robtk_cbtn_set_active(ui->btn_oct, false);
	robtk_cbtn_set_callback(ui->btn_oct, cb_set_oct, ui);

	robtk_cbtn_set_color_on(ui->btn_oct,  .2, .8, .1);
	robtk_cbtn_set_color_off(ui->btn_oct, .1, .3, .1);

	/* explicit alignment */
	ui->sep0 = robtk_sep_new(true);
	robtk_sep_set_linewidth(ui->sep0, 0);

	rob_hbox_child_pack(ui->hbox2, robtk_lbl_widget(ui->lbl_screen), FALSE, FALSE);
	rob_hbox_child_pack(ui->hbox2, robtk_dial_widget(ui->screen), FALSE, FALSE);
	rob_hbox_child_pack(ui->hbox2, robtk_lbl_widget(ui->lbl_fft), FALSE, FALSE);
	rob_hbox_child_pack(ui->hbox2, robtk_select_widget(ui->sel_fft), FALSE, FALSE);
	rob_hbox_child_pack(ui->hbox2, robtk_sep_widget(ui->sep0), TRUE, FALSE);
	rob_hbox_child_pack(ui->hbox2, robtk_cbtn_widget(ui->btn_oct), FALSE, FALSE);

	return ui->rw;
}
示例#4
0
static RobWidget * toplevel(MF2UI* ui, void * const top)
{
	/* main widget: layout */
	ui->rw = rob_vbox_new(FALSE, 0);
	robwidget_make_toplevel(ui->rw, top);

	ui->hbox1 = rob_hbox_new(FALSE, 0);
	ui->hbox2 = rob_hbox_new(FALSE, 0);
	ui->hbox3 = rob_hbox_new(FALSE, 0);
	ui->sep2 = robtk_sep_new(true);

	rob_vbox_child_pack(ui->rw, ui->hbox1, TRUE, TRUE);
	rob_vbox_child_pack(ui->rw, ui->hbox2, FALSE, TRUE);
	rob_vbox_child_pack(ui->rw, robtk_sep_widget(ui->sep2), FALSE, TRUE);
	rob_vbox_child_pack(ui->rw, ui->hbox3, FALSE, TRUE);

	ui->font[0] = pango_font_description_from_string("Mono 9px");
	ui->font[1] = pango_font_description_from_string("Mono 10px");
	get_color_from_theme(0, ui->c_fg);
	get_color_from_theme(1, ui->c_bg);
	m1_create_surfaces(ui);
	m2_create_surfaces(ui);

	/* main drawing area */
	ui->m0 = robwidget_new(ui);
	ROBWIDGET_SETNAME(ui->m0, "mphase (m0)");
	robwidget_set_expose_event(ui->m0, expose_event);
	robwidget_set_size_request(ui->m0, size_request);
	robwidget_set_size_allocate(ui->m0, m0_size_allocate);
	rob_hbox_child_pack(ui->hbox1, ui->m0, TRUE, TRUE);

	/* phase correlation */
	ui->m1 = robwidget_new(ui);
	ROBWIDGET_SETNAME(ui->m1, "phase (m1)");
	robwidget_set_expose_event(ui->m1, pc_expose_event);
	robwidget_set_size_request(ui->m1, pc_size_request);
	robwidget_set_size_allocate(ui->m1, pc_size_allocate);
	rob_hbox_child_pack(ui->hbox1, ui->m1, FALSE, TRUE);

	/* gain box */
	ui->sep3 = robtk_sep_new(true);
	ui->sep4 = robtk_sep_new(true);
	robtk_sep_set_linewidth(ui->sep3, 0);
	robtk_sep_set_linewidth(ui->sep4, 0);

	/* gain annotation */
	ui->m2 = robwidget_new(ui);
	ROBWIDGET_SETNAME(ui->m2, "gain (m2)");
	robwidget_set_expose_event(ui->m2, ga_expose_event);
	robwidget_set_size_request(ui->m2, ga_size_request);

	rob_hbox_child_pack(ui->hbox2, robtk_sep_widget(ui->sep3), TRUE, TRUE);
	rob_hbox_child_pack(ui->hbox2, ui->m2, FALSE, FALSE);
	rob_hbox_child_pack(ui->hbox2, robtk_sep_widget(ui->sep4), TRUE, TRUE);

	robwidget_set_mousedown(ui->m2, m2_mousedown);
	robwidget_set_mouseup(ui->m2, m2_mouseup);
	robwidget_set_mousemove(ui->m2, m2_mousemove);
	robwidget_set_enter_notify(ui->m2, m2_enter);
	robwidget_set_leave_notify(ui->m2, m2_leave);

	/* gain dial */
	ui->gain = robtk_dial_new_with_size(-40.0, 40.0, .01,
			60, 40, 30.5, 16.5, 10);
	robtk_dial_set_alignment(ui->gain, 1.0, 0.5);
	robtk_dial_set_value(ui->gain, 0);
	robtk_dial_set_default(ui->gain, 20.0);
	robtk_dial_set_callback(ui->gain, cb_set_gain, ui);
	robtk_dial_set_surface(ui->gain,ui->sf_dial);
	robtk_dial_annotation_callback(ui->gain, dial_annotation_db, ui);
	rob_hbox_child_pack(ui->hbox2, robtk_dial_widget(ui->gain), FALSE, FALSE);

	/* fft bins */
	ui->lbl_fft = robtk_lbl_new("FFT:");
	ui->sel_fft = robtk_select_new();
	robtk_select_add_item(ui->sel_fft,   64, "128");
	robtk_select_add_item(ui->sel_fft,  128, "256");
	robtk_select_add_item(ui->sel_fft,  256, "512");
	robtk_select_add_item(ui->sel_fft,  512, "1024");
	robtk_select_add_item(ui->sel_fft, 1024, "2048");
	robtk_select_add_item(ui->sel_fft, 2048, "4096");
	robtk_select_add_item(ui->sel_fft, 4096, "8192");
	robtk_select_add_item(ui->sel_fft, 6144, "12288");
	robtk_select_add_item(ui->sel_fft, 8192, "16384");
	robtk_select_set_default_item(ui->sel_fft, 3);
	robtk_select_set_value(ui->sel_fft, 512);
	robtk_select_set_callback(ui->sel_fft, cb_set_fft, ui);

	/* N/octave */
	ui->btn_oct = robtk_cbtn_new("N/Octave Bands", GBT_LED_LEFT, false);
	robtk_cbtn_set_active(ui->btn_oct, false);
	robtk_cbtn_set_callback(ui->btn_oct, cb_set_oct, ui);

	robtk_cbtn_set_color_on(ui->btn_oct,  .2, .8, .1);
	robtk_cbtn_set_color_off(ui->btn_oct, .1, .3, .1);

	/* Normalize */
	ui->btn_norm = robtk_cbtn_new("Normalize", GBT_LED_LEFT, false);
	robtk_cbtn_set_active(ui->btn_norm, false);
	robtk_cbtn_set_callback(ui->btn_norm, cb_set_norm, ui);

	robtk_cbtn_set_color_on(ui->btn_norm,  .2, .8, .1);
	robtk_cbtn_set_color_off(ui->btn_norm, .1, .3, .1);

	/* screen persistence dial */
	ui->lbl_screen = robtk_lbl_new("Persistence:");
	ui->screen = robtk_dial_new_with_size(0.0, 100.0, 1,
			22, 22, 10.5, 10.5, 10);
	robtk_dial_set_alignment(ui->screen, 1.0, 0.5);
	robtk_dial_set_value(ui->screen, 33);
	robtk_dial_set_default(ui->screen, 33.0);
	robtk_dial_set_callback(ui->screen, cb_set_persistence, ui);

	/* explicit alignment */
	ui->sep0 = robtk_sep_new(true);
	robtk_sep_set_linewidth(ui->sep0, 0);
	ui->sep1 = robtk_sep_new(true);
	robtk_sep_set_linewidth(ui->sep1, 0);

	rob_hbox_child_pack(ui->hbox3, robtk_lbl_widget(ui->lbl_screen), FALSE, FALSE);
	rob_hbox_child_pack(ui->hbox3, robtk_dial_widget(ui->screen), FALSE, FALSE);
	rob_hbox_child_pack(ui->hbox3, robtk_lbl_widget(ui->lbl_fft), FALSE, FALSE);
	rob_hbox_child_pack(ui->hbox3, robtk_select_widget(ui->sel_fft), FALSE, FALSE);
	rob_hbox_child_pack(ui->hbox3, robtk_sep_widget(ui->sep0), TRUE, FALSE);
	rob_hbox_child_pack(ui->hbox3, robtk_cbtn_widget(ui->btn_oct), FALSE, FALSE);
	rob_hbox_child_pack(ui->hbox3, robtk_sep_widget(ui->sep1), TRUE, FALSE);
	rob_hbox_child_pack(ui->hbox3, robtk_cbtn_widget(ui->btn_norm), FALSE, FALSE);

	update_annotations(ui);
	return ui->rw;
}