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Include loudness plot on export-report

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This commit is contained in:
Robin Gareus 2021-04-07 00:13:06 +02:00
parent 3bc4dcf36f
commit 15c2077cdf
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 20 additions and 1 deletions
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21
gtk2_ardour/export_report.cc
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@ -270,6 +270,7 @@ ExportReport::init (const AnalysisResults & ar, bool with_file)
/* calc heights & alignment of png-image */
const float specth = sizeof (p->spectrum[0]) / sizeof (float);
const float waveh2 = std::min (100, 8 * lin[0] / (int) p->n_channels);
const float loudnh = 180;
Cairo::RefPtr<Cairo::ImageSurface> png_surface;
int png_w = 0;
@ -296,7 +297,7 @@ ExportReport::init (const AnalysisResults & ar, bool with_file)
ann_h += 4 + 3 * linesp; /* File Info */;
}
const int png_h = hh + 4 + p->n_channels * (2 * waveh2 + 4) + ann_h + specth + 4;
const int png_h = hh + 4 + p->n_channels * (2 * waveh2 + 4) + ann_h + specth + 4 + loudnh + 4;
png_w = std::max (std::max (top_w, wav_w), spc_w);
png_surface = Cairo::ImageSurface::create (Cairo::FORMAT_RGB24, png_w, png_h);
@ -597,6 +598,24 @@ ExportReport::init (const AnalysisResults & ar, bool with_file)
pcx->paint ();
pcx->set_source (scale, png_w - m_r, png_y0);
pcx->paint ();
png_y0 += spec->get_height() + 4;
}
}
if (p->have_loudness && p->have_dbtp && p->have_lufs_graph && sample_rate > 0) {
/* Loudness */
Cairo::RefPtr<Cairo::ImageSurface> las = ArdourGraphs::plot_loudness (get_pango_context (), p, loudnh, m_l, sample_rate);
CimgPlayheadArea *lp = manage (new CimgPlayheadArea (las, m_l, las->get_width () - m_l));
playhead_widgets.push_back (lp);
lp->seek_playhead.connect (sigc::bind<0> (sigc::mem_fun (*this, &ExportReport::audition_seek), page));
wtbl->attach (*lp, 0, 1, wrow, wrow + 1, SHRINK, SHRINK);
++wrow;
if (png_surface) {
Cairo::RefPtr<Cairo::Context> pcx = Cairo::Context::create (png_surface);
pcx->set_source (las, 0, png_y0);
pcx->paint ();
png_y0 += las->get_height() + 4;
}
}