From 5f65964ee9d84748cebf3fe75d8c204a20aac9ae Mon Sep 17 00:00:00 2001 From: Robin Gareus Date: Sun, 1 May 2016 18:09:37 +0200 Subject: add option to auto-save post-export-analysis image first revision, needs some label position fine-tuning and maybe an option to include log-scale/rect waveform etc. --- gtk2_ardour/export_report.cc | 136 +++++++++++++++++++++++++++++++++++++++---- 1 file changed, 126 insertions(+), 10 deletions(-) (limited to 'gtk2_ardour/export_report.cc') diff --git a/gtk2_ardour/export_report.cc b/gtk2_ardour/export_report.cc index 80607f16a0..092b782ee6 100644 --- a/gtk2_ardour/export_report.cc +++ b/gtk2_ardour/export_report.cc @@ -24,6 +24,7 @@ #include #include "pbd/openuri.h" +#include "pbd/basename.h" #include "gtkmm2ext/utils.h" #include "gtkmm2ext/utils.h" #include "canvas/utils.h" @@ -126,6 +127,7 @@ ExportReport::init (const AnalysisResults & ar, bool with_file) framecnt_t sample_rate = 0; framecnt_t start_off = 0; unsigned int channels = 0; + std::string file_fmt; if (with_file && AudioFileSource::get_soundfile_info (path, info, errmsg)) { AudioClock * clock; @@ -144,13 +146,13 @@ ExportReport::init (const AnalysisResults & ar, bool with_file) l = manage (new Label (_("Format:"), ALIGN_END)); t->attach (*l, 0, 1, 1, 2); - std::string fmt = info.format_name; - std::replace (fmt.begin (), fmt.end (), '\n', ' '); + file_fmt = info.format_name; + std::replace (file_fmt.begin (), file_fmt.end (), '\n', ' '); l = manage (new Label ()); l->set_ellipsize (Pango::ELLIPSIZE_START); l->set_width_chars (48); l->set_max_width_chars (48); - l->set_text (fmt); + l->set_text (file_fmt); l->set_alignment (ALIGN_START, ALIGN_CENTER); t->attach (*l, 1, 3, 1, 2, FILL, SHRINK); @@ -260,6 +262,81 @@ ExportReport::init (const AnalysisResults & ar, bool with_file) y0[4] = y0[3] + lin[3] * 1.25; y0[5] = y0[4] + lin[4] * 1.25; + /* 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); + + Cairo::RefPtr png_surface; + int png_w = 0; + int png_y0 = 0; + + if (with_file && UIConfiguration::instance().get_save_export_analysis_image ()) { /*png image */ + const int top_w = 540 + 2 * (mnw + 4); // 4px spacing + const int wav_w = m_l + m_r + 4 + sizeof (p->peaks) / sizeof (ARDOUR::PeakData::PeakDatum) / 4; + const int spc_w = m_l + m_r + 4 + sizeof (p->spectrum) / sizeof (float) / specth; + int ann_h = 0; + int linesp = 0; + + if (channels > 0 && file_length > 0 && sample_rate > 0) { + layout->set_font_description (UIConfiguration::instance ().get_SmallMonospaceFont ()); + layout->set_text (_("00:00:00.000")); + layout->get_pixel_size (w, h); + int height = h * 1.75; + ann_h = 4 + height /* Time Axis */; + + layout->set_font_description (UIConfiguration::instance ().get_SmallFont ()); + layout->set_text (_("0|A8")); + layout->get_pixel_size (w, h); + linesp = h * 1.5; + ann_h += 4 + 3 * linesp; /* File Info */; + } + + const int png_h = hh + 4 + p->n_channels * (2 * waveh2 + 4) + ann_h + specth + 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); + Cairo::RefPtr pcx = Cairo::Context::create (png_surface); + pcx->set_source_rgb (.2, .2, .2); + pcx->paint (); + + if (channels > 0 && file_length > 0 && sample_rate > 0) { + png_y0 += 4; + // Add file-name, format, duration, sample-rate & timecode + pcx->set_source_rgb (.7, .7, .7); + layout->set_font_description (UIConfiguration::instance ().get_SmallFont ()); + layout->set_alignment (Pango::ALIGN_LEFT); + +#define IMGLABEL(X0, STR, VAL) { \ + layout->set_text (STR); \ + pcx->move_to (X0, png_y0); \ + layout->get_pixel_size (w, h); \ + layout->show_in_cairo_context (pcx); \ + layout->set_text (VAL); \ + pcx->move_to (X0 + w + 2, png_y0); \ + layout->show_in_cairo_context (pcx); \ +} + + // TODO get max width of labels per column, right-align labels, x-align 1/3, 2/3 columns + const int lx0 = m_l; + const int lx1 = m_l + png_w / 2; + + IMGLABEL (lx0, _("File:"), Glib::path_get_basename (path)); + IMGLABEL (lx1, _("Channels:"), string_compose ("%1", channels)); + png_y0 += linesp; + + IMGLABEL (lx0, _("Format:"), file_fmt); + IMGLABEL (lx1, _("Sample rate:"), string_compose (_("%1 Hz"), sample_rate)); + png_y0 += linesp; + + if (_session) { + Timecode::Time tct; + _session->sample_to_timecode (start_off, tct, false, false); + IMGLABEL (lx0, _("Timecode:"), Timecode::timecode_format_time (tct)); + } + IMGLABEL (lx1, _("Duration:"), Timecode::timecode_format_sampletime (file_length, sample_rate, 1000, false)); + png_y0 += linesp; + } + } { /* peak, loudness and R128 histogram */ Cairo::RefPtr nums = Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, mnw, hh); @@ -481,6 +558,17 @@ ExportReport::init (const AnalysisResults & ar, bool with_file) hist->flush (); + if (png_surface) { + Cairo::RefPtr pcx = Cairo::Context::create (png_surface); + pcx->set_source (nums, 0, png_y0); + pcx->paint (); + pcx->set_source (hist, (png_w - 540) / 2, png_y0); + pcx->paint (); + pcx->set_source (ebur, png_w - mnw, png_y0); + pcx->paint (); + png_y0 += hh + 4; + } + CimgArea *nu = manage (new CimgArea (nums)); CimgArea *eb = manage (new CimgArea (ebur)); CimgArea *hi = manage (new CimgArea (hist)); @@ -530,10 +618,10 @@ ExportReport::init (const AnalysisResults & ar, bool with_file) Cairo::RefPtr wave_log; Cairo::RefPtr wave_rect; Cairo::RefPtr wave_lr; - draw_waveform(wave, p, c, m_l, width, anw, lin[0], false, false); - draw_waveform(wave_log, p, c, m_l, width, anw, lin[0], true, false); - draw_waveform(wave_rect, p, c, m_l, width, anw, lin[0], false, true); - draw_waveform(wave_lr, p, c, m_l, width, anw, lin[0], true, true); + draw_waveform(wave, p, c, m_l, width, anw, waveh2, false, false); + draw_waveform(wave_log, p, c, m_l, width, anw, waveh2, true, false); + draw_waveform(wave_rect, p, c, m_l, width, anw, waveh2, false, true); + draw_waveform(wave_lr, p, c, m_l, width, anw, waveh2, true, true); CimgWaveArea *wv = manage (new CimgWaveArea (wave, wave_log, wave_rect, wave_lr, m_l, width)); @@ -542,6 +630,13 @@ ExportReport::init (const AnalysisResults & ar, bool with_file) wv->seek_playhead.connect (sigc::bind<0> (sigc::mem_fun (*this, &ExportReport::audition_seek), page)); wtbl->attach (*wv, 0, 1, wrow, wrow + 1, SHRINK, SHRINK); ++wrow; + + if (png_surface) { + Cairo::RefPtr pcx = Cairo::Context::create (png_surface); + pcx->set_source (wave, 0, png_y0); + pcx->paint (); + png_y0 += 2 * waveh2 + 4; + } } if (channels > 0 && file_length > 0 && sample_rate > 0) @@ -599,12 +694,19 @@ ExportReport::init (const AnalysisResults & ar, bool with_file) tm->seek_playhead.connect (sigc::bind<0> (sigc::mem_fun (*this, &ExportReport::audition_seek), page)); wtbl->attach (*tm, 0, 1, wrow, wrow + 1, SHRINK, SHRINK); ++wrow; + + if (png_surface) { + Cairo::RefPtr pcx = Cairo::Context::create (png_surface); + pcx->set_source (ytme, 0, png_y0); + pcx->paint (); + png_y0 += height + 4; + } } { /* Draw Spectrum */ + const size_t height = specth; const size_t swh = sizeof (p->spectrum) / sizeof (float); - const size_t height = sizeof (p->spectrum[0]) / sizeof (float); const size_t width = swh / height; Cairo::RefPtr spec = Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, m_l + width, height); @@ -710,6 +812,14 @@ ExportReport::init (const AnalysisResults & ar, bool with_file) wtbl->attach (*sp, 0, 1, wrow, wrow + 1, SHRINK, SHRINK); wtbl->attach (*an, 1, 2, wrow, wrow + 1, SHRINK, SHRINK); ++wrow; + + if (png_surface) { + Cairo::RefPtr pcx = Cairo::Context::create (png_surface); + pcx->set_source (spec, 0, png_y0); + pcx->paint (); + pcx->set_source (scale, png_w - m_r, png_y0); + pcx->paint (); + } } timeline[page] = playhead_widgets; @@ -724,6 +834,13 @@ ExportReport::init (const AnalysisResults & ar, bool with_file) img->hide(); pages.pages ().push_back (Notebook_Helpers::TabElem (*vb, *tab)); pages.signal_switch_page().connect (sigc::mem_fun (*this, &ExportReport::on_switch_page)); + + if (png_surface) { + assert (with_file && !path.empty ()); + std::string imgpath = Glib::build_filename (Glib::path_get_dirname (path), PBD::basename_nosuffix (path) + ".png"); + PBD::info << string_compose(_("Writing Export Analysis Image: %1."), imgpath) << endmsg; + png_surface->write_to_png (imgpath); + } } pages.set_show_tabs (true); @@ -949,11 +1066,10 @@ ExportReport::on_rectivied_toggled (Gtk::ToggleButton* b) } void -ExportReport::draw_waveform (Cairo::RefPtr& wave, ExportAnalysisPtr p, uint32_t c, int m_l, size_t width, int anw, int height, bool log, bool rect) +ExportReport::draw_waveform (Cairo::RefPtr& wave, ExportAnalysisPtr p, uint32_t c, int m_l, size_t width, int anw, int height_2, bool log, bool rect) { int w, h; Glib::RefPtr layout = Pango::Layout::create (get_pango_context ()); - const float height_2 = std::min (100, 8 * height / (int) p->n_channels); // TODO refine const float ht = 2.f * height_2; std::vector dashes; -- cgit v1.2.3