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Code Pull Requests Releases Activity

Update Export Report GUI

This commit is contained in:
Robin Gareus 2016-02-10 15:09:01 +01:00
parent e41296bf5d
commit 040b61e0bc
1 changed files with 53 additions and 12 deletions
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65
gtk2_ardour/export_report.cc
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@ -24,6 +24,8 @@
#include "canvas/utils.h"
#include "canvas/colors.h"
#include <pangomm/layout.h>
#include "i18n.h"
using namespace Gtk;
@ -47,18 +49,57 @@ ExportReport::ExportReport (StatusPtr s)
ExportAnalysisPtr p = i->second;
if (i->second->have_loudness) {
// TODO loudness histogram, HBox
// TODO use cairo-widget and BIG numbers
l = manage (new Label(string_compose (_("Loudness: %1 LUFS"), p->loudness)));
vb->pack_start (*l);
l = manage (new Label(string_compose (_("Loudness Range: %1 LU"), p->loudness_range)));
vb->pack_start (*l);
Cairo::RefPtr<Cairo::ImageSurface> nums = Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, 256, 128);
Cairo::RefPtr<Cairo::ImageSurface> hist = Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, 540, 128);
Cairo::RefPtr<Cairo::Context> cr = Cairo::Context::create (nums);
cr->rectangle (0, 0, 256, 128);
cr->set_source_rgba (0, 0, 0, 1.0);
cr->fill ();
int w, h;
Glib::RefPtr<Pango::Layout> _layout = Pango::Layout::create (get_pango_context());
//_layout->set_font_description (fd);
_layout->set_text (string_compose (_("Loudness: %1%2 LUFS"), std::setprecision(1), p->loudness));
_layout->get_pixel_size (w, h);
_layout->set_alignment(Pango::ALIGN_LEFT);
cr->move_to (6, 6);
cr->set_source_rgba (.7, .7, .7, 1.0);
_layout->show_in_cairo_context (cr);
_layout->set_text (string_compose (_("Range: %1%2 LU"), std::setprecision(1), p->loudness_range));
cr->move_to (6, 12 + h);
_layout->show_in_cairo_context (cr);
nums->flush ();
/* draw loudness histogram */
// TODO grid-lines.
cr = Cairo::Context::create (hist);
cr->rectangle (0, 0, 540, 128);
cr->set_source_rgba (0, 0, 0, 1.0);
cr->fill ();
cr->set_source_rgba (.7, .7, .7, 1.0);
cr->set_line_width (1.0);
for (size_t x = 0 ; x < 510; ++x) {
cr->move_to (x - .5, 128.0);
cr->line_to (x - .5, 128.0 - 128.0 * p->loudness_hist[x] / (float) p->loudness_hist_max);
}
cr->stroke ();
hist->flush ();
CimgArea *nu = manage (new CimgArea (nums));
CimgArea *hi = manage (new CimgArea (hist));
HBox *hb = manage (new HBox());
hb->set_spacing (4);
hb->pack_start (*nu);
hb->pack_start (*hi);
vb->pack_start (*hb);
}
{
// TODO re-use Canvas::WaveView::draw_image() somehow.
const size_t peaks = sizeof(p->_peaks) / sizeof (ARDOUR::PeakData::PeakDatum) / 2;
const float height_2 = 150.0;
const size_t peaks = sizeof(p->peaks) / sizeof (ARDOUR::PeakData::PeakDatum) / 2;
const float height_2 = 100.0;
Cairo::RefPtr<Cairo::ImageSurface> wave = Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, peaks, 2 * height_2);
Cairo::RefPtr<Cairo::Context> cr = Cairo::Context::create (wave);
cr->rectangle (0, 0, peaks, 2 * height_2);
@ -67,8 +108,8 @@ ExportReport::ExportReport (StatusPtr s)
cr->set_source_rgba (.7, .7, .7, 1.0);
cr->set_line_width (1.0);
for (size_t x = 0 ; x < peaks; ++x) {
cr->move_to (x - .5, height_2 - height_2 * p->_peaks[x].max);
cr->line_to (x - .5, height_2 - height_2 * p->_peaks[x].min);
cr->move_to (x - .5, height_2 - height_2 * p->peaks[x].max);
cr->line_to (x - .5, height_2 - height_2 * p->peaks[x].min);
}
cr->stroke ();
wave->flush ();
@ -80,7 +121,7 @@ ExportReport::ExportReport (StatusPtr s)
{
// TODO: get geometry from ExportAnalysis
const size_t width = 800;
const size_t height = 256;
const size_t height = 200;
Cairo::RefPtr<Cairo::ImageSurface> spec = Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, width, height);
Cairo::RefPtr<Cairo::Context> cr = Cairo::Context::create (spec);
cr->rectangle (0, 0, width, height);
@ -88,7 +129,7 @@ ExportReport::ExportReport (StatusPtr s)
cr->fill ();
for (size_t x = 0 ; x < width; ++x) {
for (size_t y = 0 ; y < height; ++y) {
const float pk = p->_spectrum[x][y];
const float pk = p->spectrum[x][y];
ArdourCanvas::Color c = ArdourCanvas::hsva_to_color (252 - 260 * pk, .9, .3 + pk * .4);
ArdourCanvas::set_source_rgba (cr, c);
cr->rectangle (x - .5, y - .5, 1, 1);