/*
- Copyright (C) 2012-2017 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
*/
+
/** @file src/film_viewer.cc
* @brief A wx widget to view a preview of a Film.
*/
+
+#include "closed_captions_dialog.h"
#include "film_viewer.h"
-#include "playhead_to_timecode_dialog.h"
+#include "gl_video_view.h"
+#include "nag_dialog.h"
#include "playhead_to_frame_dialog.h"
+#include "playhead_to_timecode_dialog.h"
+#include "simple_video_view.h"
#include "wx_util.h"
#include "lib/film.h"
#include "lib/ratio.h"
#include "lib/butler.h"
#include "lib/log.h"
#include "lib/config.h"
+#include "lib/compose.hpp"
+#include "lib/dcpomatic_log.h"
+#include "lib/text_content.h"
extern "C" {
#include <libavutil/pixfmt.h>
}
#include <iostream>
#include <iomanip>
-using std::string;
-using std::pair;
-using std::min;
-using std::max;
-using std::cout;
-using std::list;
+
using std::bad_alloc;
-using std::make_pair;
-using std::exception;
-using boost::shared_ptr;
-using boost::dynamic_pointer_cast;
-using boost::weak_ptr;
+using std::cout;
+using std::dynamic_pointer_cast;
+using std::make_shared;
+using std::max;
+using std::shared_ptr;
+using std::string;
+using std::vector;
using boost::optional;
+#if BOOST_VERSION >= 106100
+using namespace boost::placeholders;
+#endif
using dcp::Size;
+using namespace dcpomatic;
+
static
int
return reinterpret_cast<FilmViewer*>(data)->audio_callback (out, frames);
}
-FilmViewer::FilmViewer (wxWindow* p, bool outline_content, bool jump_to_selected)
- : wxPanel (p)
- , _panel (new wxPanel (this))
- , _outline_content (0)
- , _left_eye (new wxRadioButton (this, wxID_ANY, _("Left eye"), wxDefaultPosition, wxDefaultSize, wxRB_GROUP))
- , _right_eye (new wxRadioButton (this, wxID_ANY, _("Right eye")))
- , _jump_to_selected (0)
- , _slider (new wxSlider (this, wxID_ANY, 0, 0, 4096))
- , _rewind_button (new wxButton (this, wxID_ANY, wxT("|<")))
- , _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)
- , _slider_being_moved (false)
- , _was_running_before_slider (false)
- , _audio (DCPOMATIC_RTAUDIO_API)
- , _audio_channels (0)
- , _audio_block_size (1024)
- , _playing (false)
- , _latency_history_count (0)
- , _dropped (0)
-{
-#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);
-
- wxBoxSizer* view_options = new wxBoxSizer (wxHORIZONTAL);
- if (outline_content) {
- _outline_content = new wxCheckBox (this, wxID_ANY, _("Outline content"));
- 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);
- if (jump_to_selected) {
- _jump_to_selected = new wxCheckBox (this, wxID_ANY, _("Jump to selected content"));
- view_options->Add (_jump_to_selected, 0, wxLEFT | wxRIGHT, DCPOMATIC_SIZER_GAP);
- }
- _v_sizer->Add (view_options, 0, wxALL, DCPOMATIC_SIZER_GAP);
-
- wxBoxSizer* h_sizer = new wxBoxSizer (wxHORIZONTAL);
-
- wxBoxSizer* time_sizer = new wxBoxSizer (wxVERTICAL);
- time_sizer->Add (_frame_number, 0, wxEXPAND);
- time_sizer->Add (_timecode, 0, wxEXPAND);
-
- h_sizer->Add (_rewind_button, 0, wxALL, 2);
- h_sizer->Add (_back_button, 0, wxALL, 2);
- h_sizer->Add (time_sizer, 0, wxEXPAND);
- h_sizer->Add (_forward_button, 0, wxALL, 2);
- h_sizer->Add (_play_button, 0, wxEXPAND);
- h_sizer->Add (_slider, 1, wxEXPAND);
-
- _v_sizer->Add (h_sizer, 0, wxEXPAND | wxALL, 6);
-
- _frame_number->SetMinSize (wxSize (84, -1));
- _rewind_button->SetMinSize (wxSize (32, -1));
- _back_button->SetMinSize (wxSize (32, -1));
- _forward_button->SetMinSize (wxSize (32, -1));
-
- _panel->Bind (wxEVT_PAINT, boost::bind (&FilmViewer::paint_panel, this));
- _panel->Bind (wxEVT_SIZE, boost::bind (&FilmViewer::panel_sized, this, _1));
- if (_outline_content) {
- _outline_content->Bind (wxEVT_CHECKBOX, boost::bind (&FilmViewer::refresh_panel, this));
- }
- _left_eye->Bind (wxEVT_RADIOBUTTON, boost::bind (&FilmViewer::slow_refresh, this));
- _right_eye->Bind (wxEVT_RADIOBUTTON, boost::bind (&FilmViewer::slow_refresh, this));
- _slider->Bind (wxEVT_SCROLL_THUMBTRACK, boost::bind (&FilmViewer::slider_moved, this, false));
- _slider->Bind (wxEVT_SCROLL_PAGEUP, boost::bind (&FilmViewer::slider_moved, this, true));
- _slider->Bind (wxEVT_SCROLL_PAGEDOWN, boost::bind (&FilmViewer::slider_moved, this, true));
- _slider->Bind (wxEVT_SCROLL_THUMBRELEASE, boost::bind (&FilmViewer::slider_released, this));
- _play_button->Bind (wxEVT_TOGGLEBUTTON, boost::bind (&FilmViewer::play_clicked, this));
- _timer.Bind (wxEVT_TIMER, boost::bind (&FilmViewer::timer, this));
- _rewind_button->Bind (wxEVT_LEFT_DOWN, boost::bind (&FilmViewer::rewind_clicked, this, _1));
- _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));
- if (_jump_to_selected) {
- _jump_to_selected->Bind (wxEVT_CHECKBOX, boost::bind (&FilmViewer::jump_to_selected_clicked, this));
- _jump_to_selected->SetValue (Config::instance()->jump_to_selected ());
- }
-
- set_film (shared_ptr<Film> ());
-
- JobManager::instance()->ActiveJobsChanged.connect (
- bind (&FilmViewer::active_jobs_changed, this, _2)
- );
+FilmViewer::FilmViewer (wxWindow* p)
+ : _audio (DCPOMATIC_RTAUDIO_API)
+ , _closed_captions_dialog (new ClosedCaptionsDialog(p, this))
+{
+ switch (Config::instance()->video_view_type()) {
+ case Config::VIDEO_VIEW_OPENGL:
+ _video_view = std::make_shared<GLVideoView>(this, p);
+ break;
+ case Config::VIDEO_VIEW_SIMPLE:
+ _video_view = std::make_shared<SimpleVideoView>(this, p);
+ break;
+ }
+
+ _video_view->Sized.connect (boost::bind(&FilmViewer::video_view_sized, this));
+ _video_view->TooManyDropped.connect (boost::bind(boost::ref(TooManyDropped)));
- setup_sensitivity ();
+ set_film (shared_ptr<Film>());
- _config_changed_connection = Config::instance()->Changed.connect (bind (&FilmViewer::config_changed, this, _1));
+ _config_changed_connection = Config::instance()->Changed.connect(bind(&FilmViewer::config_changed, this, _1));
config_changed (Config::SOUND_OUTPUT);
}
+
FilmViewer::~FilmViewer ()
{
stop ();
}
+
+/** Ask for ::get() to be called next time we are idle */
+void
+FilmViewer::request_idle_display_next_frame ()
+{
+ if (_idle_get) {
+ return;
+ }
+
+ _idle_get = true;
+ DCPOMATIC_ASSERT (signal_manager);
+ signal_manager->when_idle (boost::bind(&FilmViewer::idle_handler, this));
+}
+
+
+void
+FilmViewer::idle_handler ()
+{
+ if (!_idle_get) {
+ return;
+ }
+
+ if (_video_view->display_next_frame(true) == VideoView::AGAIN) {
+ /* get() could not complete quickly so we'll try again later */
+ signal_manager->when_idle (boost::bind(&FilmViewer::idle_handler, this));
+ } else {
+ _idle_get = false;
+ }
+}
+
+
void
FilmViewer::set_film (shared_ptr<Film> film)
{
_film = film;
- _frame.reset ();
-
- update_position_slider ();
- update_position_label ();
+ _video_view->clear ();
+ _closed_captions_dialog->clear ();
if (!_film) {
_player.reset ();
recreate_butler ();
- _frame.reset ();
- refresh_panel ();
+ _video_view->update ();
return;
}
try {
- _player.reset (new Player (_film, _film->playlist ()));
+ _player = make_shared<Player>(_film, _optimise_for_j2k ? Image::Alignment::COMPACT : Image::Alignment::PADDED);
_player->set_fast ();
if (_dcp_decode_reduction) {
_player->set_dcp_decode_reduction (_dcp_decode_reduction);
}
- } catch (bad_alloc) {
- error_dialog (this, _("There is not enough free memory to do that."));
+ } catch (bad_alloc &) {
+ error_dialog (_video_view->get(), _("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_always_burn_open_subtitles ();
_player->set_play_referenced ();
- _film->Changed.connect (boost::bind (&FilmViewer::film_changed, this, _1));
- _player->Changed.connect (boost::bind (&FilmViewer::player_changed, this, _1, _2));
+ _film->Change.connect (boost::bind (&FilmViewer::film_change, this, _1, _2));
+ _film->LengthChange.connect (boost::bind(&FilmViewer::film_length_change, this));
+ _player->Change.connect (boost::bind (&FilmViewer::player_change, this, _1, _2, _3));
+
+ film_change (ChangeType::DONE, Film::Property::VIDEO_FRAME_RATE);
+ film_change (ChangeType::DONE, Film::Property::THREE_D);
+ film_length_change ();
/* Keep about 1 second's worth of history samples */
_latency_history_count = _film->audio_frame_rate() / _audio_block_size;
+ _closed_captions_dialog->update_tracks (_film);
+
recreate_butler ();
calculate_sizes ();
slow_refresh ();
-
- setup_sensitivity ();
}
+
void
FilmViewer::recreate_butler ()
{
- bool const was_running = stop ();
+ suspend ();
_butler.reset ();
if (!_film) {
+ resume ();
return;
}
- AudioMapping map = AudioMapping (_film->audio_channels(), _audio_channels);
+ auto const j2k_gl_optimised = dynamic_pointer_cast<GLVideoView>(_video_view) && _optimise_for_j2k;
- if (_audio_channels != 2 || _film->audio_channels() < 3) {
- for (int i = 0; i < min (_film->audio_channels(), _audio_channels); ++i) {
- map.set (i, i, 1);
- }
- } else {
- /* Special case: stereo output, at least 3 channel input, map L+R to L/R and
- C to both, all 3dB down.
- */
- map.set (0, 0, 1 / sqrt(2)); // L -> L
- map.set (1, 1, 1 / sqrt(2)); // R -> R
- map.set (2, 0, 1 / sqrt(2)); // C -> L
- map.set (2, 1, 1 / sqrt(2)); // C -> R
- }
+ _butler = std::make_shared<Butler>(
+ _film,
+ _player,
+ Config::instance()->audio_mapping(_audio_channels),
+ _audio_channels,
+ bind(&PlayerVideo::force, _1, AV_PIX_FMT_RGB24),
+ VideoRange::FULL,
+ j2k_gl_optimised ? Image::Alignment::COMPACT : Image::Alignment::PADDED,
+ true,
+ j2k_gl_optimised
+ );
- _butler.reset (new Butler (_player, _film->log(), map, _audio_channels));
if (!Config::instance()->sound() && !_audio.isStreamOpen()) {
_butler->disable_audio ();
}
- if (was_running) {
- start ();
- }
-}
+ _closed_captions_dialog->set_butler (_butler);
-void
-FilmViewer::refresh_panel ()
-{
- _panel->Refresh ();
- _panel->Update ();
+ resume ();
}
-void
-FilmViewer::get ()
-{
- DCPOMATIC_ASSERT (_butler);
-
- do {
- _player_video = _butler->get_video ();
- } while (
- _film->three_d() &&
- ((_left_eye->GetValue() && _player_video.first->eyes() == EYES_RIGHT) || (_right_eye->GetValue() && _player_video.first->eyes() == EYES_LEFT))
- );
-
- _butler->rethrow ();
-
- display_player_video ();
-}
void
-FilmViewer::display_player_video ()
+FilmViewer::set_outline_content (bool o)
{
- if (!_player_video.first) {
- _frame.reset ();
- refresh_panel ();
- return;
- }
-
- if (_playing && (time() - _player_video.second) > one_video_frame()) {
- /* Too late; just drop this frame before we try to get its image (which will be the time-consuming
- part if this frame is J2K).
- */
- _video_position = _player_video.second;
- ++_dropped;
- return;
- }
-
- /* 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 = _player_video.first->image (
- bind (&Log::dcp_log, _film->log().get(), _1, _2),
- bind (&PlayerVideo::always_rgb, _1),
- false, true
- );
-
- ImageChanged (_player_video.first);
-
- _video_position = _player_video.second;
- _inter_position = _player_video.first->inter_position ();
- _inter_size = _player_video.first->inter_size ();
-
- refresh_panel ();
+ _outline_content = o;
+ _video_view->update ();
}
-void
-FilmViewer::timer ()
-{
- if (!_film || !_playing) {
- return;
- }
-
- get ();
- update_position_label ();
- update_position_slider ();
- DCPTime const next = _video_position + one_video_frame();
-
- if (next >= _film->length()) {
- stop ();
- }
-
- _timer.Start (max ((next.seconds() - time().seconds()) * 1000, 1.0), wxTIMER_ONE_SHOT);
-
- if (_butler) {
- _butler->rethrow ();
- }
-}
void
-FilmViewer::paint_panel ()
+FilmViewer::set_outline_subtitles (optional<dcpomatic::Rect<double>> rect)
{
- wxPaintDC dc (_panel);
-
- if (!_frame || !_film || !_out_size.width || !_out_size.height || _out_size != _frame->size()) {
- dc.Clear ();
- return;
- }
-
- wxImage frame (_out_size.width, _out_size.height, _frame->data()[0], true);
- wxBitmap frame_bitmap (frame);
- dc.DrawBitmap (frame_bitmap, 0, 0);
-
- if (_out_size.width < _panel_size.width) {
- wxPen p (GetBackgroundColour ());
- wxBrush b (GetBackgroundColour ());
- dc.SetPen (p);
- dc.SetBrush (b);
- dc.DrawRectangle (_out_size.width, 0, _panel_size.width - _out_size.width, _panel_size.height);
- }
-
- if (_out_size.height < _panel_size.height) {
- wxPen p (GetBackgroundColour ());
- wxBrush b (GetBackgroundColour ());
- dc.SetPen (p);
- dc.SetBrush (b);
- dc.DrawRectangle (0, _out_size.height, _panel_size.width, _panel_size.height - _out_size.height);
- }
-
- if (_outline_content && _outline_content->GetValue ()) {
- wxPen p (wxColour (255, 0, 0), 2);
- dc.SetPen (p);
- dc.SetBrush (*wxTRANSPARENT_BRUSH);
- dc.DrawRectangle (_inter_position.x, _inter_position.y, _inter_size.width, _inter_size.height);
- }
+ _outline_subtitles = rect;
+ _video_view->update ();
}
-/** @param page true if this was a PAGEUP/PAGEDOWN event for which we won't receive a THUMBRELEASE */
-void
-FilmViewer::slider_moved (bool page)
-{
- if (!_film) {
- return;
- }
-
- if (!page && !_slider_being_moved) {
- /* This is the first event of a drag; stop playback for the duration of the drag */
- _was_running_before_slider = stop ();
- _slider_being_moved = true;
- }
-
- DCPTime t (_slider->GetValue() * _film->length().get() / 4096);
- /* Ensure that we hit the end of the film at the end of the slider */
- if (t >= _film->length ()) {
- t = _film->length() - one_video_frame();
- }
- seek (t, false);
- update_position_label ();
-}
void
-FilmViewer::slider_released ()
+FilmViewer::set_eyes (Eyes e)
{
- if (_was_running_before_slider) {
- /* Restart after a drag */
- start ();
- }
- _slider_being_moved = false;
+ _video_view->set_eyes (e);
+ slow_refresh ();
}
+
void
-FilmViewer::panel_sized (wxSizeEvent& ev)
+FilmViewer::video_view_sized ()
{
- _panel_size.width = ev.GetSize().GetWidth();
- _panel_size.height = ev.GetSize().GetHeight();
-
calculate_sizes ();
if (!quick_refresh()) {
slow_refresh ();
}
- update_position_label ();
- update_position_slider ();
}
+
void
FilmViewer::calculate_sizes ()
{
- if (!_film) {
+ if (!_film || !_player) {
return;
}
- Ratio const * container = _film->container ();
+ auto const container = _film->container ();
- float const panel_ratio = _panel_size.ratio ();
- float const film_ratio = container ? container->ratio () : 1.78;
+ auto const view_ratio = float(_video_view->get()->GetSize().x) / _video_view->get()->GetSize().y;
+ auto const film_ratio = container ? container->ratio () : 1.78;
- if (panel_ratio < film_ratio) {
+ dcp::Size out_size;
+ if (view_ratio < film_ratio) {
/* panel is less widscreen than the film; clamp width */
- _out_size.width = _panel_size.width;
- _out_size.height = lrintf (_out_size.width / film_ratio);
+ out_size.width = _video_view->get()->GetSize().x;
+ 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 = lrintf (_out_size.height * film_ratio);
+ out_size.height = _video_view->get()->GetSize().y;
+ 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);
+ out_size.width = max (64, out_size.width);
+ out_size.height = max (64, out_size.height);
- _player->set_video_container_size (_out_size);
+ _player->set_video_container_size (out_size);
}
+
void
-FilmViewer::play_clicked ()
+FilmViewer::suspend ()
{
- check_play_state ();
+ ++_suspended;
+ if (_audio.isStreamRunning()) {
+ _audio.abortStream();
+ }
}
+
void
-FilmViewer::check_play_state ()
+FilmViewer::resume ()
{
- if (!_film || _film->video_frame_rate() == 0) {
- return;
- }
-
- if (_play_button->GetValue()) {
- start ();
- } else {
- stop ();
+ DCPOMATIC_ASSERT (_suspended > 0);
+ --_suspended;
+ if (_playing && !_suspended) {
+ if (_audio.isStreamOpen()) {
+ _audio.setStreamTime (_video_view->position().seconds());
+ _audio.startStream ();
+ }
+ _video_view->start ();
}
}
+
void
FilmViewer::start ()
{
return;
}
+ auto v = PlaybackPermitted ();
+ if (v && !*v) {
+ /* Computer says no */
+ return;
+ }
+
+ /* We are about to set up the audio stream from the position of the video view.
+ If there is `lazy' seek in progress we need to wait for it to go through so that
+ _video_view->position() gives us a sensible answer.
+ */
+ while (_idle_get) {
+ idle_handler ();
+ }
+
+ /* Take the video view's idea of position as our `playhead' and start the
+ audio stream (which is the timing reference) there.
+ */
if (_audio.isStreamOpen()) {
- _audio.setStreamTime (_video_position.seconds());
- _audio.startStream ();
+ _audio.setStreamTime (_video_view->position().seconds());
+ try {
+ _audio.startStream ();
+ } catch (RtAudioError& e) {
+ _audio_channels = 0;
+ error_dialog (
+ _video_view->get(),
+ _("There was a problem starting audio playback. Please try another audio output device in Preferences."), std_to_wx(e.what())
+ );
+ }
}
_playing = true;
- _dropped = 0;
- timer ();
- _play_button->SetValue (true);
+ /* Calling start() below may directly result in Stopped being emitted, and if that
+ * happens we want it to come after the Started signal, so do that first.
+ */
+ Started (position());
+ _video_view->start ();
}
+
bool
FilmViewer::stop ()
{
}
_playing = false;
- _play_button->SetValue (false);
+ _video_view->stop ();
+ Stopped (position());
+
+ _video_view->rethrow ();
return true;
}
+
void
-FilmViewer::update_position_slider ()
+FilmViewer::player_change (ChangeType type, int property, bool frequent)
{
- if (!_film) {
- _slider->SetValue (0);
+ if (type != ChangeType::DONE || frequent) {
return;
}
- DCPTime const len = _film->length ();
-
- if (len.get ()) {
- int const new_slider_position = 4096 * _video_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");
+ if (_coalesce_player_changes) {
+ _pending_player_changes.push_back (property);
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("%ld"), lrint (_video_position.seconds() * fps) + 1));
- _timecode->SetLabel (time_to_timecode (_video_position, fps));
+ player_change ({property});
}
+
void
-FilmViewer::active_jobs_changed (optional<string> j)
+FilmViewer::player_change (vector<int> properties)
{
- /* 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);
-}
+ calculate_sizes ();
-DCPTime
-FilmViewer::nudge_amount (wxMouseEvent& ev)
-{
- DCPTime amount = one_video_frame ();
+ bool try_quick_refresh = false;
+ bool update_ccap_tracks = false;
+
+ for (auto i: properties) {
+ if (
+ i == VideoContentProperty::CROP ||
+ i == VideoContentProperty::CUSTOM_RATIO ||
+ i == VideoContentProperty::CUSTOM_SIZE ||
+ i == VideoContentProperty::FADE_IN ||
+ i == VideoContentProperty::FADE_OUT ||
+ i == VideoContentProperty::COLOUR_CONVERSION ||
+ i == PlayerProperty::VIDEO_CONTAINER_SIZE ||
+ i == PlayerProperty::FILM_CONTAINER
+ ) {
+ try_quick_refresh = true;
+ }
- 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);
+ if (i == TextContentProperty::USE || i == TextContentProperty::TYPE || i == TextContentProperty::DCP_TRACK) {
+ update_ccap_tracks = true;
+ }
}
- return amount;
-}
-
-void
-FilmViewer::go_to (DCPTime t)
-{
- if (t < DCPTime ()) {
- t = DCPTime ();
+ if (!try_quick_refresh || !quick_refresh()) {
+ slow_refresh ();
}
- if (t >= _film->length ()) {
- t = _film->length ();
+ if (update_ccap_tracks) {
+ _closed_captions_dialog->update_tracks (_film);
}
-
- seek (t, true);
- update_position_label ();
- update_position_slider ();
-}
-
-void
-FilmViewer::rewind_clicked (wxMouseEvent& ev)
-{
- go_to(DCPTime());
- ev.Skip();
-}
-
-void
-FilmViewer::back_clicked (wxMouseEvent& ev)
-{
- go_to (_video_position - nudge_amount (ev));
- ev.Skip ();
}
-void
-FilmViewer::forward_clicked (wxMouseEvent& ev)
-{
- go_to (_video_position + nudge_amount (ev));
- ev.Skip ();
-}
void
-FilmViewer::player_changed (int property, bool frequent)
+FilmViewer::film_change (ChangeType type, Film::Property p)
{
- if (frequent) {
+ if (type != ChangeType::DONE) {
return;
}
- if (_coalesce_player_changes) {
- _pending_player_changes.push_back (property);
- return;
- }
-
- calculate_sizes ();
- bool refreshed = false;
- if (
- property == VideoContentProperty::CROP ||
- property == VideoContentProperty::SCALE ||
- property == VideoContentProperty::FADE_IN ||
- property == VideoContentProperty::FADE_OUT ||
- property == VideoContentProperty::COLOUR_CONVERSION ||
- property == PlayerProperty::VIDEO_CONTAINER_SIZE ||
- property == PlayerProperty::FILM_CONTAINER
- ) {
- refreshed = quick_refresh ();
- }
-
- if (!refreshed) {
- slow_refresh ();
+ if (p == Film::Property::AUDIO_CHANNELS) {
+ recreate_butler ();
+ } else if (p == Film::Property::VIDEO_FRAME_RATE) {
+ _video_view->set_video_frame_rate (_film->video_frame_rate());
+ } else if (p == Film::Property::THREE_D) {
+ _video_view->set_three_d (_film->three_d());
+ } else if (p == Film::Property::CONTENT) {
+ _closed_captions_dialog->update_tracks (_film);
}
- update_position_label ();
- update_position_slider ();
}
-void
-FilmViewer::setup_sensitivity ()
-{
- bool const c = _film && !_film->content().empty ();
-
- _slider->Enable (c);
- _rewind_button->Enable (c);
- _back_button->Enable (c);
- _forward_button->Enable (c);
- _play_button->Enable (c);
- if (_outline_content) {
- _outline_content->Enable (c);
- }
- _frame_number->Enable (c);
- _timecode->Enable (c);
- if (_jump_to_selected) {
- _jump_to_selected->Enable (c);
- }
-
- _left_eye->Enable (c && _film->three_d ());
- _right_eye->Enable (c && _film->three_d ());
-}
void
-FilmViewer::film_changed (Film::Property p)
+FilmViewer::film_length_change ()
{
- if (p == Film::CONTENT || p == Film::THREE_D) {
- setup_sensitivity ();
- } else if (p == Film::AUDIO_CHANNELS) {
- recreate_butler ();
- }
+ _video_view->set_length (_film->length());
}
+
/** Re-get the current frame slowly by seeking */
void
FilmViewer::slow_refresh ()
{
- seek (_video_position, true);
+ seek (_video_view->position(), true);
}
+
/** Try to re-get the current frame quickly by resetting the metadata
* in the PlayerVideo that we used last time.
* @return true if this was possible, false if not.
bool
FilmViewer::quick_refresh ()
{
- if (!_player_video.first) {
- return false;
+ if (!_video_view || !_film || !_player) {
+ return true;
}
-
- if (!_player_video.first->reset_metadata (_player->video_container_size(), _film->frame_size())) {
- return false;
- }
-
- display_player_video ();
- return true;
+ return _video_view->reset_metadata (_film, _player->video_container_size());
}
+
void
-FilmViewer::set_position (DCPTime p)
+FilmViewer::seek (shared_ptr<Content> content, ContentTime t, bool accurate)
{
- _video_position = p;
- seek (p, true);
- update_position_label ();
- update_position_slider ();
+ auto dt = _player->content_time_to_dcp (content, t);
+ if (dt) {
+ seek (*dt, accurate);
+ }
}
+
void
FilmViewer::set_coalesce_player_changes (bool c)
{
_coalesce_player_changes = c;
if (!c) {
- BOOST_FOREACH (int i, _pending_player_changes) {
- player_changed (i, false);
- }
+ player_change (_pending_player_changes);
_pending_player_changes.clear ();
}
}
-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 ();
-}
-
-void
-FilmViewer::jump_to_selected_clicked ()
-{
- Config::instance()->set_jump_to_selected (_jump_to_selected->GetValue ());
-}
void
FilmViewer::seek (DCPTime t, bool accurate)
return;
}
- bool const was_running = stop ();
+ if (t < DCPTime()) {
+ t = DCPTime ();
+ }
+
+ if (t >= _film->length()) {
+ t = _film->length() - one_video_frame();
+ }
+
+ suspend ();
+ _closed_captions_dialog->clear ();
_butler->seek (t, accurate);
- get ();
- if (was_running) {
- start ();
+ if (!_playing) {
+ /* We're not playing, so let the GUI thread get on and
+ come back later to get the next frame after the seek.
+ */
+ request_idle_display_next_frame ();
+ } else {
+ /* We're going to start playing again straight away
+ so wait for the seek to finish.
+ */
+ while (_video_view->display_next_frame(false) == VideoView::AGAIN) {}
}
+
+ resume ();
}
+
void
FilmViewer::config_changed (Config::Property p)
{
+ if (p == Config::AUDIO_MAPPING) {
+ recreate_butler ();
+ return;
+ }
+
if (p != Config::SOUND && p != Config::SOUND_OUTPUT) {
return;
}
_audio.closeStream ();
}
- if (Config::instance()->sound()) {
+ if (Config::instance()->sound() && _audio.getDeviceCount() > 0) {
unsigned int st = 0;
if (Config::instance()->sound_output()) {
while (st < _audio.getDeviceCount()) {
- if (_audio.getDeviceInfo(st).name == Config::instance()->sound_output().get()) {
- break;
+ try {
+ if (_audio.getDeviceInfo(st).name == Config::instance()->sound_output().get()) {
+ break;
+ }
+ } catch (RtAudioError&) {
+ /* Something went wrong with that device so we don't want to use it anyway */
}
++st;
}
st = _audio.getDefaultOutputDevice();
}
- _audio_channels = _audio.getDeviceInfo(st).outputChannels;
-
- RtAudio::StreamParameters sp;
- sp.deviceId = st;
- sp.nChannels = _audio_channels;
- sp.firstChannel = 0;
try {
+ _audio_channels = _audio.getDeviceInfo(st).outputChannels;
+ RtAudio::StreamParameters sp;
+ sp.deviceId = st;
+ sp.nChannels = _audio_channels;
+ sp.firstChannel = 0;
_audio.openStream (&sp, 0, RTAUDIO_FLOAT32, 48000, &_audio_block_size, &rtaudio_callback, this);
-#ifdef DCPOMATIC_USE_RTERROR
- } catch (RtError& e) {
-#else
} catch (RtAudioError& e) {
-#endif
+ _audio_channels = 0;
error_dialog (
- this,
+ _video_view->get(),
_("Could not set up audio output. There will be no audio during the preview."), std_to_wx(e.what())
);
}
}
}
+
DCPTime
-FilmViewer::time () const
+FilmViewer::uncorrected_time () const
+{
+ if (_audio.isStreamRunning()) {
+ return DCPTime::from_seconds (const_cast<RtAudio*>(&_audio)->getStreamTime());
+ }
+
+ return _video_view->position();
+}
+
+
+optional<DCPTime>
+FilmViewer::audio_time () const
{
- if (_audio.isStreamRunning ()) {
- return DCPTime::from_seconds (const_cast<RtAudio*>(&_audio)->getStreamTime ()) -
- DCPTime::from_frames (average_latency(), _film->audio_frame_rate());
+ if (!_audio.isStreamRunning()) {
+ return {};
}
- return _video_position;
+ return DCPTime::from_seconds (const_cast<RtAudio*>(&_audio)->getStreamTime ()) -
+ DCPTime::from_frames (average_latency(), _film->audio_frame_rate());
}
+
+DCPTime
+FilmViewer::time () const
+{
+ return audio_time().get_value_or(_video_view->position());
+}
+
+
int
FilmViewer::audio_callback (void* out_p, unsigned int frames)
{
- _butler->get_audio (reinterpret_cast<float*> (out_p), frames);
+ while (true) {
+ auto t = _butler->get_audio (reinterpret_cast<float*> (out_p), frames);
+ if (!t || DCPTime(uncorrected_time() - *t) < one_video_frame()) {
+ /* There was an underrun or this audio is on time; carry on */
+ break;
+ }
+ /* The audio we just got was (very) late; drop it and get some more. */
+ }
boost::mutex::scoped_lock lm (_latency_history_mutex, boost::try_to_lock);
if (lm) {
return 0;
}
+
Frame
FilmViewer::average_latency () const
{
}
Frame total = 0;
- BOOST_FOREACH (Frame i, _latency_history) {
+ for (auto i: _latency_history) {
total += i;
}
return total / _latency_history.size();
}
+
void
FilmViewer::set_dcp_decode_reduction (optional<int> reduction)
{
}
}
+
optional<int>
FilmViewer::dcp_decode_reduction () const
{
return _dcp_decode_reduction;
}
+
DCPTime
FilmViewer::one_video_frame () const
{
- return DCPTime::from_frames (1, _film->video_frame_rate());
+ return DCPTime::from_frames (1, _film ? _film->video_frame_rate() : 24);
+}
+
+
+/** Open a dialog box showing our film's closed captions */
+void
+FilmViewer::show_closed_captions ()
+{
+ _closed_captions_dialog->Show();
+}
+
+
+void
+FilmViewer::seek_by (DCPTime by, bool accurate)
+{
+ seek (_video_view->position() + by, accurate);
+}
+
+
+void
+FilmViewer::set_pad_black (bool p)
+{
+ _pad_black = p;
}
+
+
+/** Called when a player has finished the current film.
+ * May be called from a non-UI thread.
+ */
+void
+FilmViewer::finished ()
+{
+ emit (boost::bind(&FilmViewer::ui_finished, this));
+}
+
+
+/** Called by finished() in the UI thread */
+void
+FilmViewer::ui_finished ()
+{
+ stop ();
+ Finished ();
+}
+
+
+int
+FilmViewer::dropped () const
+{
+ return _video_view->dropped ();
+}
+
+
+int
+FilmViewer::errored () const
+{
+ return _video_view->errored ();
+}
+
+
+int
+FilmViewer::gets () const
+{
+ return _video_view->gets ();
+}
+
+
+void
+FilmViewer::image_changed (shared_ptr<PlayerVideo> pv)
+{
+ emit (boost::bind(boost::ref(ImageChanged), pv));
+}
+
+
+void
+FilmViewer::set_optimise_for_j2k (bool o)
+{
+ _optimise_for_j2k = o;
+ _video_view->set_optimise_for_j2k (o);
+}
+