*/
-#include "plugin_eq_gui.h"
-#include "fft.h"
+#include <math.h>
+#include <iostream>
-#include "ardour_ui.h"
-#include "gui_thread.h"
-#include <ardour/audio_buffer.h>
-#include <ardour/data_type.h>
+#ifdef COMPILER_MSVC
+#include <float.h>
+/* isinf() & isnan() are C99 standards, which older MSVC doesn't provide */
+#define ISINF(val) !((bool)_finite((double)val))
+#define ISNAN(val) (bool)_isnan((double)val)
+#else
+#define ISINF(val) std::isinf((val))
+#define ISNAN(val) std::isnan((val))
+#endif
#include <gtkmm/box.h>
#include <gtkmm/button.h>
#include <gtkmm/checkbutton.h>
-#include <iostream>
+#include "ardour/audio_buffer.h"
+#include "ardour/data_type.h"
+#include "ardour/chan_mapping.h"
+#include "ardour/session.h"
+#include "plugin_eq_gui.h"
+#include "fft.h"
+#include "ardour_ui.h"
+#include "gui_thread.h"
+
+#include "i18n.h"
+
+using namespace ARDOUR;
PluginEqGui::PluginEqGui(boost::shared_ptr<ARDOUR::PluginInsert> pluginInsert)
- : _min_dB(-12.0),
- _max_dB(+12.0),
- _step_dB(3.0),
- _impulse_fft(0),
- _signal_input_fft(0),
- _signal_output_fft(0),
- _plugin_insert(pluginInsert)
+ : _min_dB(-12.0)
+ , _max_dB(+12.0)
+ , _step_dB(3.0)
+ , _impulse_fft(0)
+ , _signal_input_fft(0)
+ , _signal_output_fft(0)
+ , _plugin_insert(pluginInsert)
{
_signal_analysis_running = false;
_samplerate = ARDOUR_UI::instance()->the_session()->frame_rate();
- _plugin = _plugin_insert->get_impulse_analysis_plugin();
- _plugin->activate();
-
- set_buffer_size(4096, 16384);
- //set_buffer_size(4096, 4096);
-
- _log_coeff = (1.0 - 2.0 * (1000.0/(_samplerate/2.0))) / powf(1000.0/(_samplerate/2.0), 2.0);
+ _log_coeff = (1.0 - 2.0 * (1000.0/(_samplerate/2.0))) / powf(1000.0/(_samplerate/2.0), 2.0);
_log_max = log10f(1 + _log_coeff);
-
// Setup analysis drawing area
_analysis_scale_surface = 0;
_analysis_area = new Gtk::DrawingArea();
- _analysis_width = 500.0;
- _analysis_height = 500.0;
+ _analysis_width = 256.0;
+ _analysis_height = 256.0;
_analysis_area->set_size_request(_analysis_width, _analysis_height);
_analysis_area->signal_expose_event().connect( sigc::mem_fun (*this, &PluginEqGui::expose_analysis_area));
_analysis_area->signal_size_allocate().connect( sigc::mem_fun (*this, &PluginEqGui::resize_analysis_area));
-
// dB selection
dBScaleModel = Gtk::ListStore::create(dBColumns);
- dBScaleCombo = new Gtk::ComboBox(dBScaleModel);
- dBScaleCombo -> set_title("dB scale");
+ /* this grotty-looking cast allows compilation against gtkmm 2.24.0, which
+ added a new ComboBox constructor.
+ */
+ dBScaleCombo = new Gtk::ComboBox ((Glib::RefPtr<Gtk::TreeModel> &) dBScaleModel);
+ dBScaleCombo->set_title (_("dB scale"));
#define ADD_DB_ROW(MIN,MAX,STEP,NAME) \
{ \
dBScaleCombo -> signal_changed().connect( sigc::mem_fun(*this, &PluginEqGui::change_dB_scale) );
- Gtk::Label *dBComboLabel = new Gtk::Label("dB scale");
+ Gtk::Label *dBComboLabel = new Gtk::Label (_("dB scale"));
Gtk::HBox *dBSelectBin = new Gtk::HBox(false, 5);
dBSelectBin->add( *manage(dBComboLabel));
dBSelectBin->add( *manage(dBScaleCombo));
-
+
// Phase checkbutton
- _phase_button = new Gtk::CheckButton("Show phase");
+ _phase_button = new Gtk::CheckButton (_("Show phase"));
_phase_button->set_active(true);
_phase_button->signal_toggled().connect( sigc::mem_fun(*this, &PluginEqGui::redraw_scales));
attach( *manage(_analysis_area), 1, 3, 1, 2);
attach( *manage(dBSelectBin), 1, 2, 2, 3, Gtk::SHRINK, Gtk::SHRINK);
attach( *manage(_phase_button), 2, 3, 2, 3, Gtk::SHRINK, Gtk::SHRINK);
-
-
- // Connect the realtime signal collection callback
- _plugin_insert->AnalysisDataGathered.connect( sigc::mem_fun(*this, &PluginEqGui::signal_collect_callback ));
}
PluginEqGui::~PluginEqGui()
{
+ stop_listening ();
+
if (_analysis_scale_surface) {
cairo_surface_destroy (_analysis_scale_surface);
}
delete _impulse_fft;
+ _impulse_fft = 0;
delete _signal_input_fft;
+ _signal_input_fft = 0;
delete _signal_output_fft;
+ _signal_output_fft = 0;
- _plugin->deactivate();
-
// all gui objects are *manage'd by the inherited Table object
}
+void
+PluginEqGui::start_listening ()
+{
+ if (!_plugin) {
+ _plugin = _plugin_insert->get_impulse_analysis_plugin();
+ }
+
+ _plugin->activate();
+ set_buffer_size(4096, 16384);
+ // Connect the realtime signal collection callback
+ _plugin_insert->AnalysisDataGathered.connect (analysis_connection, invalidator (*this), boost::bind (&PluginEqGui::signal_collect_callback, this, _1, _2), gui_context());
+}
+
+void
+PluginEqGui::stop_listening ()
+{
+ analysis_connection.disconnect ();
+ _plugin->deactivate ();
+}
void
PluginEqGui::on_hide()
start_updating();
Gtk::Widget *toplevel = get_toplevel();
- if (!toplevel) {
- std::cerr << "No toplevel widget for PluginEqGui?!?!" << std::endl;
- }
-
- if (!_window_unmap_connection.connected()) {
- _window_unmap_connection = toplevel->signal_unmap().connect( sigc::mem_fun(this, &PluginEqGui::stop_updating));
- }
+ if (toplevel) {
+ if (!_window_unmap_connection.connected()) {
+ _window_unmap_connection = toplevel->signal_unmap().connect( sigc::mem_fun(this, &PluginEqGui::stop_updating));
+ }
- if (!_window_map_connection.connected()) {
- _window_map_connection = toplevel->signal_map().connect( sigc::mem_fun(this, &PluginEqGui::start_updating));
+ if (!_window_map_connection.connected()) {
+ _window_map_connection = toplevel->signal_map().connect( sigc::mem_fun(this, &PluginEqGui::start_updating));
+ }
}
-
}
void
_min_dB = row[dBColumns.dBMin];
_max_dB = row[dBColumns.dBMax];
_step_dB = row[dBColumns.dBStep];
-
+
redraw_scales();
}
_analysis_scale_surface = 0;
}
- _analysis_area->queue_draw();
+ _analysis_area->queue_draw();
// TODO: Add graph legend!
}
void
PluginEqGui::set_buffer_size(uint32_t size, uint32_t signal_size)
{
- if (_buffer_size == size && _signal_buffer_size == signal_size)
+ if (_buffer_size == size && _signal_buffer_size == signal_size) {
return;
+ }
-
- FFT *tmp1 = _impulse_fft;
- FFT *tmp2 = _signal_input_fft;
- FFT *tmp3 = _signal_output_fft;
+ GTKArdour::FFT *tmp1 = _impulse_fft;
+ GTKArdour::FFT *tmp2 = _signal_input_fft;
+ GTKArdour::FFT *tmp3 = _signal_output_fft;
try {
- _impulse_fft = new FFT(size);
- _signal_input_fft = new FFT(signal_size);
- _signal_output_fft = new FFT(signal_size);
+ _impulse_fft = new GTKArdour::FFT(size);
+ _signal_input_fft = new GTKArdour::FFT(signal_size);
+ _signal_output_fft = new GTKArdour::FFT(signal_size);
} catch( ... ) {
// Don't care about lost memory, we're screwed anyhow
_impulse_fft = tmp1;
throw;
}
- if (tmp1) delete tmp1;
- if (tmp2) delete tmp1;
- if (tmp3) delete tmp1;
-
+ delete tmp1;
+ delete tmp2;
+ delete tmp3;
+
_buffer_size = size;
_signal_buffer_size = signal_size;
- // These are for impulse analysis only, the signal analysis uses the actual
- // number of I/O's for the plugininsert
- uint32_t inputs = _plugin->get_info()->n_inputs.n_audio();
- uint32_t outputs = _plugin->get_info()->n_outputs.n_audio();
+ ARDOUR::ChanCount count = ARDOUR::ChanCount::max (_plugin->get_info()->n_inputs, _plugin->get_info()->n_outputs);
- // buffers for the signal analysis are ensured inside PluginInsert
- uint32_t n_chans = std::max(inputs, outputs);
- _bufferset.ensure_buffers(ARDOUR::DataType::AUDIO, n_chans, _buffer_size);
+ for (ARDOUR::DataType::iterator i = ARDOUR::DataType::begin(); i != ARDOUR::DataType::end(); ++i) {
+ _bufferset.ensure_buffers (*i, count.get (*i), _buffer_size);
+ _collect_bufferset.ensure_buffers (*i, count.get (*i), _buffer_size);
+ }
- ARDOUR::ChanCount chanCount(ARDOUR::DataType::AUDIO, n_chans);
- _bufferset.set_count(chanCount);
+ _bufferset.set_count (count);
+ _collect_bufferset.set_count (count);
}
-void
-PluginEqGui::resize_analysis_area(Gtk::Allocation& size)
+void
+PluginEqGui::resize_analysis_area (Gtk::Allocation& size)
{
_analysis_width = (float)size.get_width();
_analysis_height = (float)size.get_height();
void
PluginEqGui::signal_collect_callback(ARDOUR::BufferSet *in, ARDOUR::BufferSet *out)
{
- ENSURE_GUI_THREAD(bind (mem_fun (*this, &PluginEqGui::signal_collect_callback), in, out));
+ ENSURE_GUI_THREAD (*this, &PluginEqGui::signal_collect_callback, in, out)
_signal_input_fft ->reset();
_signal_output_fft->reset();
for (uint32_t i = 0; i < _plugin_insert->input_streams().n_audio(); ++i) {
- _signal_input_fft ->analyze(in ->get_audio(i).data(_signal_buffer_size, 0), FFT::HANN);
+ _signal_input_fft ->analyze(in ->get_audio(i).data(), GTKArdour::FFT::HANN);
}
-
+
for (uint32_t i = 0; i < _plugin_insert->output_streams().n_audio(); ++i) {
- _signal_output_fft->analyze(out->get_audio(i).data(_signal_buffer_size, 0), FFT::HANN);
+ _signal_output_fft->analyze(out->get_audio(i).data(), GTKArdour::FFT::HANN);
}
_signal_input_fft ->calculate();
_signal_analysis_running = false;
// This signals calls expose_analysis_area()
- _analysis_area->queue_draw();
+ _analysis_area->queue_draw();
}
void
PluginEqGui::run_impulse_analysis()
{
+ /* Allocate some thread-local buffers so that Plugin::connect_and_run can use them */
+ ARDOUR_UI::instance()->get_process_buffers ();
+
uint32_t inputs = _plugin->get_info()->n_inputs.n_audio();
uint32_t outputs = _plugin->get_info()->n_outputs.n_audio();
// Create the impulse, can't use silence() because consecutive calls won't work
for (uint32_t i = 0; i < inputs; ++i) {
- ARDOUR::AudioBuffer &buf = _bufferset.get_audio(i);
- ARDOUR::Sample *d = buf.data(_buffer_size, 0);
+ ARDOUR::AudioBuffer& buf = _bufferset.get_audio(i);
+ ARDOUR::Sample* d = buf.data();
memset(d, 0, sizeof(ARDOUR::Sample)*_buffer_size);
*d = 1.0;
}
- uint32_t x,y;
- x=y=0;
- _plugin->connect_and_run(_bufferset, x, y, _buffer_size, (nframes_t)0);
+ ARDOUR::ChanMapping in_map(_plugin->get_info()->n_inputs);
+ ARDOUR::ChanMapping out_map(_plugin->get_info()->n_outputs);
+
+ _plugin->connect_and_run(_bufferset, in_map, out_map, _buffer_size, 0);
+ framecnt_t f = _plugin->signal_latency ();
+ // Adding user_latency() could be interesting
- // Analyze all output buffers
+ // Gather all output, taking latency into account.
_impulse_fft->reset();
+
+ // Silence collect buffers to copy data to, can't use silence() because consecutive calls won't work
for (uint32_t i = 0; i < outputs; ++i) {
- _impulse_fft->analyze(_bufferset.get_audio(i).data(_buffer_size, 0));
+ ARDOUR::AudioBuffer &buf = _collect_bufferset.get_audio(i);
+ ARDOUR::Sample *d = buf.data();
+ memset(d, 0, sizeof(ARDOUR::Sample)*_buffer_size);
+ }
+
+ if (f == 0) {
+ //std::cerr << "0: no latency, copying full buffer, trivial.." << std::endl;
+ for (uint32_t i = 0; i < outputs; ++i) {
+ memcpy(_collect_bufferset.get_audio(i).data(),
+ _bufferset.get_audio(i).data(), _buffer_size * sizeof(float));
+ }
+ } else {
+ //int C = 0;
+ //std::cerr << (++C) << ": latency is " << f << " frames, doing split processing.." << std::endl;
+ framecnt_t target_offset = 0;
+ framecnt_t frames_left = _buffer_size; // refaktoroi
+ do {
+ if (f >= _buffer_size) {
+ //std::cerr << (++C) << ": f (=" << f << ") is larger than buffer_size, still trying to reach the actual output" << std::endl;
+ // there is no data in this buffer regarding to the input!
+ f -= _buffer_size;
+ } else {
+ // this buffer contains either the first, last or a whole bu the output of the impulse
+ // first part: offset is 0, so we copy to the start of _collect_bufferset
+ // we start at output offset "f"
+ // .. and copy "buffer size" - "f" - "offset" frames
+
+ framecnt_t length = _buffer_size - f - target_offset;
+
+ //std::cerr << (++C) << ": copying " << length << " frames to _collect_bufferset.get_audio(i)+" << target_offset << " from bufferset at offset " << f << std::endl;
+ for (uint32_t i = 0; i < outputs; ++i) {
+ memcpy(_collect_bufferset.get_audio(i).data(target_offset),
+ _bufferset.get_audio(i).data() + f,
+ length * sizeof(float));
+ }
+
+ target_offset += length;
+ frames_left -= length;
+ f = 0;
+ }
+ if (frames_left > 0) {
+ // Silence the buffers
+ for (uint32_t i = 0; i < inputs; ++i) {
+ ARDOUR::AudioBuffer &buf = _bufferset.get_audio(i);
+ ARDOUR::Sample *d = buf.data();
+ memset(d, 0, sizeof(ARDOUR::Sample)*_buffer_size);
+ }
+
+ in_map = ARDOUR::ChanMapping(_plugin->get_info()->n_inputs);
+ out_map = ARDOUR::ChanMapping(_plugin->get_info()->n_outputs);
+ _plugin->connect_and_run(_bufferset, in_map, out_map, _buffer_size, 0);
+ }
+ } while ( frames_left > 0);
+
+ }
+
+
+ for (uint32_t i = 0; i < outputs; ++i) {
+ _impulse_fft->analyze(_collect_bufferset.get_audio(i).data());
}
// normalize the output
_impulse_fft->calculate();
// This signals calls expose_analysis_area()
- _analysis_area->queue_draw();
+ _analysis_area->queue_draw();
+ ARDOUR_UI::instance()->drop_process_buffers ();
}
bool
-PluginEqGui::expose_analysis_area(GdkEventExpose *evt)
+PluginEqGui::expose_analysis_area(GdkEventExpose *)
{
redraw_analysis_area();
-
- return false;
+ return true;
}
void
PluginEqGui::draw_analysis_scales(cairo_t *ref_cr)
{
// TODO: check whether we need rounding
- _analysis_scale_surface = cairo_surface_create_similar(cairo_get_target(ref_cr),
- CAIRO_CONTENT_COLOR,
+ _analysis_scale_surface = cairo_surface_create_similar(cairo_get_target(ref_cr),
+ CAIRO_CONTENT_COLOR,
_analysis_width,
_analysis_height);
if (_phase_button->get_active()) {
draw_scales_phase(_analysis_area, cr);
}
-
+
cairo_destroy(cr);
-
+
}
void
if (_analysis_scale_surface == 0) {
draw_analysis_scales(cr);
}
-
+
cairo_copy_page(cr);
#define PHASE_PROPORTION 0.5
-void
-PluginEqGui::draw_scales_phase(Gtk::Widget *w, cairo_t *cr)
+void
+PluginEqGui::draw_scales_phase(Gtk::Widget */*w*/, cairo_t *cr)
{
float y;
cairo_font_extents_t extents;
cairo_text_extents(cr, buf, &t_ext);
cairo_move_to(cr, _analysis_width - t_ext.width - t_ext.x_bearing - 2.0, y - extents.descent);
cairo_show_text(cr, buf);
-
+
if (i == 0)
continue;
-
+
cairo_set_source_rgba(cr, .8, .9, 0.2, 0.6/(float)i);
cairo_move_to(cr, 0.0, y);
cairo_line_to(cr, _analysis_width, y);
-
+
y = _analysis_height/2.0 + (float)i*(_analysis_height/8.0)*PHASE_PROPORTION;
// label
}
}
-void
+void
PluginEqGui::plot_impulse_phase(Gtk::Widget *w, cairo_t *cr)
{
float x,y;
float avgY = 0.0;
int avgNum = 0;
- float width = w->get_width();
+ // float width = w->get_width();
float height = w->get_height();
cairo_set_source_rgba(cr, 0.95, 0.3, 0.2, 1.0);
x *= _analysis_width;
y = _analysis_height/2.0 - (_impulse_fft->phase_at_bin(i)/M_PI)*(_analysis_height/2.0)*PHASE_PROPORTION;
-
+
if ( i == 0 ) {
cairo_move_to(cr, x, y);
avgY = 0;
avgNum = 0;
-
- }
+
+ }
prevX = rint(x);
avgY += y;
}
void
-PluginEqGui::draw_scales_power(Gtk::Widget *w, cairo_t *cr)
+PluginEqGui::draw_scales_power(Gtk::Widget */*w*/, cairo_t *cr)
{
+ if (_impulse_fft == 0) {
+ return;
+ }
+
static float scales[] = { 30.0, 70.0, 125.0, 250.0, 500.0, 1000.0, 2000.0, 5000.0, 10000.0, 15000.0, 20000.0, -1.0 };
-
float divisor = _samplerate / 2.0 / _impulse_fft->bins();
float x;
cairo_font_extents_t extents;
cairo_font_extents(cr, &extents);
- float fontXOffset = extents.descent + 1.0;
+ // float fontXOffset = extents.descent + 1.0;
char buf[256];
}
}
-
-
+
+
for (float dB = - _step_dB; dB > _min_dB; dB -= _step_dB ) {
snprintf(buf, 256, "%0.0f", dB );
return 10.0 * log10f(a);
}
-void
+void
PluginEqGui::plot_impulse_amplitude(Gtk::Widget *w, cairo_t *cr)
{
float x,y;
-
int prevX = 0;
float avgY = 0.0;
int avgNum = 0;
- float width = w->get_width();
+ // float width = w->get_width();
float height = w->get_height();
cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
avgY = 0;
avgNum = 0;
-
+
}
prevX = rint(x);
float avgY = 0.0;
int avgNum = 0;
- float width = w->get_width();
+ // float width = w->get_width();
float height = w->get_height();
cairo_set_source_rgb(cr, 0.0, 1.0, 0.0);
float power_out = power_to_dB(_signal_output_fft->power_at_bin(i));
float power_in = power_to_dB(_signal_input_fft ->power_at_bin(i));
float power = power_out - power_in;
-
+
// for SaBer
/*
double p = 10.0 * log10( 1.0 + (double)_signal_output_fft->power_at_bin(i) - (double)
}
*/
- if (isinf(power)) {
+ if (ISINF(power)) {
if (power < 0) {
power = _min_dB - 1.0;
} else {
power = _max_dB - 1.0;
}
- } else if (isnan(power)) {
+ } else if (ISNAN(power)) {
power = _min_dB - 1.0;
}
avgY = 0;
avgNum = 0;
-
+
}
prevX = rint(x);
cairo_stroke(cr);
-
+
}