/*
- Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
* @brief A wx widget to view a preview of a Film.
*/
+#include "film_viewer.h"
+#include "playhead_to_timecode_dialog.h"
+#include "playhead_to_frame_dialog.h"
+#include "wx_util.h"
#include "lib/film.h"
#include "lib/ratio.h"
#include "lib/util.h"
#include "lib/video_decoder.h"
#include "lib/timer.h"
#include "lib/log.h"
-#include "film_viewer.h"
-#include "wx_util.h"
+extern "C" {
+#include <libavutil/pixfmt.h>
+}
#include <dcp/exceptions.h>
#include <wx/tglbtn.h>
#include <iostream>
using boost::shared_ptr;
using boost::dynamic_pointer_cast;
using boost::weak_ptr;
+using boost::optional;
using dcp::Size;
FilmViewer::FilmViewer (wxWindow* p)
: wxPanel (p)
, _panel (new wxPanel (this))
, _outline_content (new wxCheckBox (this, wxID_ANY, _("Outline content")))
+ , _left_eye (new wxRadioButton (this, wxID_ANY, _("Left eye"), wxDefaultPosition, wxDefaultSize, wxRB_GROUP))
+ , _right_eye (new wxRadioButton (this, wxID_ANY, _("Right eye")))
, _slider (new wxSlider (this, wxID_ANY, 0, 0, 4096))
, _back_button (new wxButton (this, wxID_ANY, wxT("<")))
, _forward_button (new wxButton (this, wxID_ANY, wxT(">")))
, _frame_number (new wxStaticText (this, wxID_ANY, wxT("")))
, _timecode (new wxStaticText (this, wxID_ANY, wxT("")))
, _play_button (new wxToggleButton (this, wxID_ANY, _("Play")))
+ , _coalesce_player_changes (false)
+ , _pending_player_change (false)
, _last_get_accurate (true)
{
#ifndef __WXOSX__
_panel->SetDoubleBuffered (true);
#endif
-
+
_panel->SetBackgroundStyle (wxBG_STYLE_PAINT);
-
+
_v_sizer = new wxBoxSizer (wxVERTICAL);
SetSizer (_v_sizer);
_v_sizer->Add (_panel, 1, wxEXPAND);
- _v_sizer->Add (_outline_content, 0, wxALL, DCPOMATIC_SIZER_GAP);
+ wxBoxSizer* view_options = new wxBoxSizer (wxHORIZONTAL);
+ view_options->Add (_outline_content, 0, wxRIGHT, DCPOMATIC_SIZER_GAP);
+ view_options->Add (_left_eye, 0, wxLEFT | wxRIGHT, DCPOMATIC_SIZER_GAP);
+ view_options->Add (_right_eye, 0, wxLEFT | wxRIGHT, DCPOMATIC_SIZER_GAP);
+ _v_sizer->Add (view_options, 0, wxALL, DCPOMATIC_SIZER_GAP);
wxBoxSizer* h_sizer = new wxBoxSizer (wxHORIZONTAL);
_panel->Bind (wxEVT_PAINT, boost::bind (&FilmViewer::paint_panel, this));
_panel->Bind (wxEVT_SIZE, boost::bind (&FilmViewer::panel_sized, this, _1));
_outline_content->Bind(wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&FilmViewer::refresh_panel, this));
+ _left_eye->Bind (wxEVT_COMMAND_RADIOBUTTON_SELECTED, boost::bind (&FilmViewer::refresh, this));
+ _right_eye->Bind (wxEVT_COMMAND_RADIOBUTTON_SELECTED, boost::bind (&FilmViewer::refresh, this));
_slider->Bind (wxEVT_SCROLL_THUMBTRACK, boost::bind (&FilmViewer::slider_moved, this));
_slider->Bind (wxEVT_SCROLL_PAGEUP, boost::bind (&FilmViewer::slider_moved, this));
_slider->Bind (wxEVT_SCROLL_PAGEDOWN, boost::bind (&FilmViewer::slider_moved, this));
_play_button->Bind (wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, boost::bind (&FilmViewer::play_clicked, this));
_timer.Bind (wxEVT_TIMER, boost::bind (&FilmViewer::timer, this));
- _back_button->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&FilmViewer::back_clicked, this));
- _forward_button->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&FilmViewer::forward_clicked, this));
+ _back_button->Bind (wxEVT_LEFT_DOWN, boost::bind (&FilmViewer::back_clicked, this, _1));
+ _forward_button->Bind (wxEVT_LEFT_DOWN, boost::bind (&FilmViewer::forward_clicked, this, _1));
+ _frame_number->Bind (wxEVT_LEFT_DOWN, boost::bind (&FilmViewer::frame_number_clicked, this));
+ _timecode->Bind (wxEVT_LEFT_DOWN, boost::bind (&FilmViewer::timecode_clicked, this));
set_film (shared_ptr<Film> ());
-
+
JobManager::instance()->ActiveJobsChanged.connect (
- bind (&FilmViewer::active_jobs_changed, this, _1)
+ bind (&FilmViewer::active_jobs_changed, this, _2)
);
setup_sensitivity ();
}
void
-FilmViewer::set_film (shared_ptr<Film> f)
+FilmViewer::set_film (shared_ptr<Film> film)
{
- if (_film == f) {
+ if (_film == film) {
return;
}
- _film = f;
+ _film = film;
_frame.reset ();
-
- _slider->SetValue (0);
- set_position_text ();
-
+
+ update_position_slider ();
+ update_position_label ();
+
if (!_film) {
return;
}
try {
- _player = f->make_player ();
+ _player.reset (new Player (_film, _film->playlist ()));
+ _player->set_fast ();
} catch (bad_alloc) {
error_dialog (this, _("There is not enough free memory to do that."));
_film.reset ();
return;
}
-
+
+ /* Always burn in subtitles, even if content is set not to, otherwise we won't see them
+ in the preview.
+ */
+ _player->set_always_burn_subtitles (true);
+ _player->set_ignore_audio ();
+ _player->set_play_referenced ();
+
_film_connection = _film->Changed.connect (boost::bind (&FilmViewer::film_changed, this, _1));
- _player->set_approximate_size ();
_player_connection = _player->Changed.connect (boost::bind (&FilmViewer::player_changed, this, _1));
calculate_sizes ();
- get (_position, _last_get_accurate);
+ refresh ();
setup_sensitivity ();
}
return;
}
- list<shared_ptr<PlayerVideo> > pvf;
+ list<shared_ptr<PlayerVideo> > all_pv;
try {
- pvf = _player->get_video (p, accurate);
+ all_pv = _player->get_video (p, accurate);
} catch (exception& e) {
error_dialog (this, wxString::Format (_("Could not get video for view (%s)"), std_to_wx(e.what()).data()));
}
-
- if (!pvf.empty ()) {
- try {
- _frame = pvf.front()->image (PIX_FMT_RGB24, true, boost::bind (&Log::dcp_log, _film->log().get(), _1, _2));
- dcp::YUVToRGB yuv_to_rgb = dcp::YUV_TO_RGB_REC601;
- if (pvf.front()->colour_conversion()) {
- yuv_to_rgb = pvf.front()->colour_conversion().get().yuv_to_rgb();
+ if (!all_pv.empty ()) {
+ try {
+ shared_ptr<PlayerVideo> pv;
+ if (all_pv.size() == 2) {
+ /* We have 3D; choose the correct eye */
+ if (_left_eye->GetValue()) {
+ if (all_pv.front()->eyes() == EYES_LEFT) {
+ pv = all_pv.front();
+ } else {
+ pv = all_pv.back();
+ }
+ } else {
+ if (all_pv.front()->eyes() == EYES_RIGHT) {
+ pv = all_pv.front();
+ } else {
+ pv = all_pv.back();
+ }
+ }
+ } else {
+ /* 2D; no choice to make */
+ pv = all_pv.front ();
}
-
- _frame = _frame->scale (_frame->size(), yuv_to_rgb, PIX_FMT_RGB24, false);
- _position = pvf.front()->time ();
- _inter_position = pvf.front()->inter_position ();
- _inter_size = pvf.front()->inter_size ();
+
+ /* In an ideal world, what we would do here is:
+ *
+ * 1. convert to XYZ exactly as we do in the DCP creation path.
+ * 2. convert back to RGB for the preview display, compensating
+ * for the monitor etc. etc.
+ *
+ * but this is inefficient if the source is RGB. Since we don't
+ * (currently) care too much about the precise accuracy of the preview's
+ * colour mapping (and we care more about its speed) we try to short-
+ * circuit this "ideal" situation in some cases.
+ *
+ * The content's specified colour conversion indicates the colourspace
+ * which the content is in (according to the user).
+ *
+ * PlayerVideo::image (bound to PlayerVideo::always_rgb) will take the source
+ * image and convert it (from whatever the user has said it is) to RGB.
+ */
+
+ _frame = pv->image (
+ bind (&Log::dcp_log, _film->log().get(), _1, _2),
+ bind (&PlayerVideo::always_rgb, _1),
+ false, true
+ );
+
+ ImageChanged (pv);
+
+ _position = pv->time ();
+ _inter_position = pv->inter_position ();
+ _inter_size = pv->inter_size ();
} catch (dcp::DCPReadError& e) {
/* This can happen on the following sequence of events:
* - load encrypted DCP
_position = p;
}
- set_position_text ();
refresh_panel ();
_last_get_accurate = accurate;
void
FilmViewer::timer ()
{
- get (_position + DCPTime::from_frames (1, _film->video_frame_rate ()), true);
+ DCPTime const frame = DCPTime::from_frames (1, _film->video_frame_rate ());
- DCPTime const len = _film->length ();
-
- if (len.get ()) {
- int const new_slider_position = 4096 * _position.get() / len.get();
- if (new_slider_position != _slider->GetValue()) {
- _slider->SetValue (new_slider_position);
- }
+ if ((_position + frame) >= _film->length ()) {
+ _play_button->SetValue (false);
+ check_play_state ();
+ } else {
+ get (_position + frame, true);
}
-}
+ update_position_label ();
+ update_position_slider ();
+}
void
FilmViewer::paint_panel ()
t = _film->length() - DCPTime::from_frames (1, _film->video_frame_rate ());
}
get (t, false);
+ update_position_label ();
}
void
_panel_size.height = ev.GetSize().GetHeight();
calculate_sizes ();
- get (_position, _last_get_accurate);
+ refresh ();
+ update_position_label ();
+ update_position_slider ();
}
void
}
Ratio const * container = _film->container ();
-
+
float const panel_ratio = _panel_size.ratio ();
float const film_ratio = container ? container->ratio () : 1.78;
-
+
if (panel_ratio < film_ratio) {
/* panel is less widscreen than the film; clamp width */
_out_size.width = _panel_size.width;
- _out_size.height = rint (_out_size.width / film_ratio);
+ _out_size.height = lrintf (_out_size.width / film_ratio);
} else {
/* panel is more widescreen than the film; clamp height */
_out_size.height = _panel_size.height;
- _out_size.width = rint (_out_size.height * film_ratio);
+ _out_size.width = lrintf (_out_size.height * film_ratio);
}
/* Catch silly values */
_out_size.width = max (64, _out_size.width);
_out_size.height = max (64, _out_size.height);
- /* The player will round its image size down to the next lowest 4 pixels
- to speed up its scale, so do similar here to avoid black borders
- around things. This is a bit of a hack.
- */
- _out_size.width &= ~3;
- _out_size.height &= ~3;
-
_player->set_video_container_size (_out_size);
}
if (!_film || _film->video_frame_rate() == 0) {
return;
}
-
+
if (_play_button->GetValue()) {
_timer.Start (1000 / _film->video_frame_rate());
} else {
}
void
-FilmViewer::set_position_text ()
+FilmViewer::update_position_slider ()
+{
+ if (!_film) {
+ _slider->SetValue (0);
+ return;
+ }
+
+ DCPTime const len = _film->length ();
+
+ if (len.get ()) {
+ int const new_slider_position = 4096 * _position.get() / len.get();
+ if (new_slider_position != _slider->GetValue()) {
+ _slider->SetValue (new_slider_position);
+ }
+ }
+}
+
+void
+FilmViewer::update_position_label ()
{
if (!_film) {
_frame_number->SetLabel ("0");
_timecode->SetLabel ("0:0:0.0");
return;
}
-
+
double const fps = _film->video_frame_rate ();
/* Count frame number from 1 ... not sure if this is the best idea */
- _frame_number->SetLabel (wxString::Format (wxT("%d"), int (rint (_position.seconds() * fps)) + 1));
-
- double w = _position.seconds ();
- int const h = (w / 3600);
- w -= h * 3600;
- int const m = (w / 60);
- w -= m * 60;
- int const s = floor (w);
- w -= s;
- int const f = rint (w * fps);
- _timecode->SetLabel (wxString::Format (wxT("%02d:%02d:%02d.%02d"), h, m, s, f));
+ _frame_number->SetLabel (wxString::Format (wxT("%ld"), lrint (_position.seconds() * fps) + 1));
+ _timecode->SetLabel (time_to_timecode (_position, fps));
}
void
-FilmViewer::active_jobs_changed (bool a)
+FilmViewer::active_jobs_changed (optional<string> j)
{
- if (a) {
- list<shared_ptr<Job> > jobs = JobManager::instance()->get ();
- list<shared_ptr<Job> >::iterator i = jobs.begin ();
- while (i != jobs.end() && boost::dynamic_pointer_cast<ExamineContentJob> (*i) == 0) {
- ++i;
- }
-
- if (i == jobs.end() || (*i)->finished()) {
- /* no examine content job running, so we're ok to use the viewer */
- a = false;
- }
+ /* examine content is the only job which stops the viewer working */
+ bool const a = !j || *j != "examine_content";
+ _slider->Enable (a);
+ _play_button->Enable (a);
+}
+
+DCPTime
+FilmViewer::nudge_amount (wxMouseEvent& ev)
+{
+ DCPTime amount = DCPTime::from_frames (1, _film->video_frame_rate ());
+
+ if (ev.ShiftDown() && !ev.ControlDown()) {
+ amount = DCPTime::from_seconds (1);
+ } else if (!ev.ShiftDown() && ev.ControlDown()) {
+ amount = DCPTime::from_seconds (10);
+ } else if (ev.ShiftDown() && ev.ControlDown()) {
+ amount = DCPTime::from_seconds (60);
}
-
- _slider->Enable (!a);
- _play_button->Enable (!a);
+
+ return amount;
}
void
-FilmViewer::back_clicked ()
+FilmViewer::go_to (DCPTime t)
{
- DCPTime p = _position - DCPTime::from_frames (1, _film->video_frame_rate ());
- if (p < DCPTime ()) {
- p = DCPTime ();
+ if (t < DCPTime ()) {
+ t = DCPTime ();
+ }
+
+ if (t >= _film->length ()) {
+ t = _film->length ();
}
- get (p, true);
+ get (t, true);
+ update_position_label ();
+ update_position_slider ();
}
void
-FilmViewer::forward_clicked ()
+FilmViewer::back_clicked (wxMouseEvent& ev)
{
- get (_position + DCPTime::from_frames (1, _film->video_frame_rate ()), true);
+ go_to (_position - nudge_amount (ev));
+ ev.Skip ();
+}
+
+void
+FilmViewer::forward_clicked (wxMouseEvent& ev)
+{
+ go_to (_position + nudge_amount (ev));
+ ev.Skip ();
}
void
return;
}
+ if (_coalesce_player_changes) {
+ _pending_player_change = true;
+ return;
+ }
+
calculate_sizes ();
- get (_position, _last_get_accurate);
+ refresh ();
+ update_position_label ();
+ update_position_slider ();
}
void
FilmViewer::setup_sensitivity ()
{
bool const c = _film && !_film->content().empty ();
-
+
_slider->Enable (c);
_back_button->Enable (c);
_forward_button->Enable (c);
_outline_content->Enable (c);
_frame_number->Enable (c);
_timecode->Enable (c);
+
+ _left_eye->Enable (c && _film->three_d ());
+ _right_eye->Enable (c && _film->three_d ());
}
void
FilmViewer::film_changed (Film::Property p)
{
- if (p == Film::CONTENT) {
+ if (p == Film::CONTENT || p == Film::THREE_D) {
setup_sensitivity ();
}
}
+
+/** Re-get the current frame */
+void
+FilmViewer::refresh ()
+{
+ get (_position, _last_get_accurate);
+}
+
+void
+FilmViewer::set_position (DCPTime p)
+{
+ _position = p;
+ get (_position, true);
+ update_position_label ();
+ update_position_slider ();
+}
+
+void
+FilmViewer::set_coalesce_player_changes (bool c)
+{
+ _coalesce_player_changes = c;
+
+ if (c) {
+ _pending_player_change = false;
+ } else {
+ if (_pending_player_change) {
+ player_changed (false);
+ }
+ }
+}
+
+void
+FilmViewer::timecode_clicked ()
+{
+ PlayheadToTimecodeDialog* dialog = new PlayheadToTimecodeDialog (this, _film->video_frame_rate ());
+ if (dialog->ShowModal() == wxID_OK) {
+ go_to (dialog->get ());
+ }
+ dialog->Destroy ();
+}
+
+void
+FilmViewer::frame_number_clicked ()
+{
+ PlayheadToFrameDialog* dialog = new PlayheadToFrameDialog (this, _film->video_frame_rate ());
+ if (dialog->ShowModal() == wxID_OK) {
+ go_to (dialog->get ());
+ }
+ dialog->Destroy ();
+}