X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Fwx%2Ffilm_viewer.cc;h=82490e32978d6f7362c35e7b7fac93f7d93fa272;hb=9facdf75a2776319fc5826cfa3dd85340f3c8879;hp=fe2025b780635f7c515f25e5903b3a7e43acaac8;hpb=45747c8dce6448cc6b6c797ae04f3e5fc3b741e8;p=dcpomatic.git diff --git a/src/wx/film_viewer.cc b/src/wx/film_viewer.cc index fe2025b78..e33a3c118 100644 --- a/src/wx/film_viewer.cc +++ b/src/wx/film_viewer.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2012 Carl Hetherington + Copyright (C) 2012-2014 Carl Hetherington This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -21,132 +21,102 @@ * @brief A wx widget to view a preview of a Film. */ -#include -#include -#include #include "lib/film.h" -#include "lib/format.h" +#include "lib/ratio.h" #include "lib/util.h" #include "lib/job_manager.h" -#include "lib/options.h" -#include "lib/subtitle.h" #include "lib/image.h" -#include "lib/scaler.h" #include "lib/exceptions.h" #include "lib/examine_content_job.h" #include "lib/filter.h" +#include "lib/player.h" +#include "lib/player_video.h" +#include "lib/video_content.h" +#include "lib/video_decoder.h" +#include "lib/timer.h" +#include "lib/log.h" #include "film_viewer.h" #include "wx_util.h" -#include "video_decoder.h" +#include +#include +#include +#include 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 libdcp::Size; +using boost::dynamic_pointer_cast; +using boost::weak_ptr; +using dcp::Size; -FilmViewer::FilmViewer (shared_ptr f, wxWindow* p) +FilmViewer::FilmViewer (wxWindow* p) : wxPanel (p) , _panel (new wxPanel (this)) + , _outline_content (new wxCheckBox (this, wxID_ANY, _("Outline content"))) , _slider (new wxSlider (this, wxID_ANY, 0, 0, 4096)) - , _frame (new wxStaticText (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"))) - , _display_frame_x (0) - , _got_frame (false) + , _last_get_accurate (true) { +#ifndef __WXOSX__ _panel->SetDoubleBuffered (true); -#if wxMAJOR_VERSION == 2 && wxMINOR_VERSION >= 9 +#endif + _panel->SetBackgroundStyle (wxBG_STYLE_PAINT); -#endif _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* h_sizer = new wxBoxSizer (wxHORIZONTAL); wxBoxSizer* time_sizer = new wxBoxSizer (wxVERTICAL); - time_sizer->Add (_frame, 0, wxEXPAND); + time_sizer->Add (_frame_number, 0, wxEXPAND); time_sizer->Add (_timecode, 0, wxEXPAND); - + + 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->SetMinSize (wxSize (84, -1)); - - _panel->Connect (wxID_ANY, wxEVT_PAINT, wxPaintEventHandler (FilmViewer::paint_panel), 0, this); - _panel->Connect (wxID_ANY, wxEVT_SIZE, wxSizeEventHandler (FilmViewer::panel_sized), 0, this); - _slider->Connect (wxID_ANY, wxEVT_SCROLL_THUMBTRACK, wxScrollEventHandler (FilmViewer::slider_moved), 0, this); - _slider->Connect (wxID_ANY, wxEVT_SCROLL_PAGEUP, wxScrollEventHandler (FilmViewer::slider_moved), 0, this); - _slider->Connect (wxID_ANY, wxEVT_SCROLL_PAGEDOWN, wxScrollEventHandler (FilmViewer::slider_moved), 0, this); - _play_button->Connect (wxID_ANY, wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, wxCommandEventHandler (FilmViewer::play_clicked), 0, this); - _timer.Connect (wxID_ANY, wxEVT_TIMER, wxTimerEventHandler (FilmViewer::timer), 0, this); - - set_film (f); - + _frame_number->SetMinSize (wxSize (84, -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)); + _outline_content->Bind(wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&FilmViewer::refresh_panel, 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)); + + set_film (shared_ptr ()); + JobManager::instance()->ActiveJobsChanged.connect ( bind (&FilmViewer::active_jobs_changed, this, _1) ); -} -void -FilmViewer::film_changed (Film::Property p) -{ - switch (p) { - case Film::FORMAT: - calculate_sizes (); - update_from_raw (); - break; - case Film::CONTENT: - { - DecodeOptions o; - o.decode_audio = false; - o.decode_subtitles = true; - o.video_sync = false; - - try { - _decoders = decoder_factory (_film, o); - } catch (StringError& e) { - error_dialog (this, wxString::Format (_("Could not open content file (%s)"), std_to_wx(e.what()).data())); - return; - } - - if (_decoders.video == 0) { - break; - } - _decoders.video->Video.connect (bind (&FilmViewer::process_video, this, _1, _2, _3)); - _decoders.video->OutputChanged.connect (boost::bind (&FilmViewer::decoder_changed, this)); - _decoders.video->set_subtitle_stream (_film->subtitle_stream()); - calculate_sizes (); - get_frame (); - _panel->Refresh (); - _slider->Show (_film->content_type() == VIDEO); - _play_button->Show (_film->content_type() == VIDEO); - _v_sizer->Layout (); - break; - } - case Film::WITH_SUBTITLES: - case Film::SUBTITLE_OFFSET: - case Film::SUBTITLE_SCALE: - case Film::SCALER: - case Film::FILTERS: - update_from_raw (); - break; - case Film::SUBTITLE_STREAM: - if (_decoders.video) { - _decoders.video->set_subtitle_stream (_film->subtitle_stream ()); - } - break; - default: - break; - } + setup_sensitivity (); } void @@ -155,54 +125,109 @@ FilmViewer::set_film (shared_ptr f) if (_film == f) { return; } - - _film = f; - _raw_frame.reset (); - _display_frame.reset (); - _panel->Refresh (); - _panel->Update (); + _film = f; + _frame.reset (); + + _slider->SetValue (0); + set_position_text (); + if (!_film) { return; } - _film->Changed.connect (boost::bind (&FilmViewer::film_changed, this, _1)); + try { + _player = f->make_player (); + } catch (bad_alloc) { + error_dialog (this, _("There is not enough free memory to do that.")); + _film.reset (); + return; + } + + /* Always burn in subtitles, even if we are set not to, otherwise we won't see them + in the preview. + */ + _player->set_burn_subtitles (true); + + _film_connection = _film->Changed.connect (boost::bind (&FilmViewer::film_changed, this, _1)); - film_changed (Film::CONTENT); - film_changed (Film::FORMAT); - film_changed (Film::WITH_SUBTITLES); - film_changed (Film::SUBTITLE_OFFSET); - film_changed (Film::SUBTITLE_SCALE); - film_changed (Film::SUBTITLE_STREAM); + _player_connection = _player->Changed.connect (boost::bind (&FilmViewer::player_changed, this, _1)); + + calculate_sizes (); + get (_position, _last_get_accurate); + + setup_sensitivity (); } void -FilmViewer::decoder_changed () +FilmViewer::refresh_panel () { - if (_decoders.video == 0 || _decoders.video->seek_to_last ()) { - return; - } - - get_frame (); _panel->Refresh (); _panel->Update (); } void -FilmViewer::timer (wxTimerEvent &) +FilmViewer::get (DCPTime p, bool accurate) { - if (!_film || !_decoders.video) { + if (!_player) { return; } + + list > pvf; + try { + pvf = _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())); + } - _panel->Refresh (); - _panel->Update (); + 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(); + } + + _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 (); + } catch (dcp::DCPReadError& e) { + /* This can happen on the following sequence of events: + * - load encrypted DCP + * - add KDM + * - DCP is examined again, which sets its "playable" flag to 1 + * - as a side effect of the exam, the viewer is updated using the old pieces + * - the DCPDecoder in the old piece gives us an encrypted frame + * - then, the pieces are re-made (but too late). + * + * I hope there's a better way to handle this ... + */ + _frame.reset (); + _position = p; + } + } else { + _frame.reset (); + _position = p; + } + + set_position_text (); + refresh_panel (); - get_frame (); + _last_get_accurate = accurate; +} + +void +FilmViewer::timer () +{ + get (_position + DCPTime::from_frames (1, _film->video_frame_rate ()), true); + + DCPTime const len = _film->length (); - if (_film->length()) { - int const new_slider_position = 4096 * _decoders.video->last_source_time() / (_film->length().get() / _film->source_frame_rate()); + if (len.get ()) { + int const new_slider_position = 4096 * _position.get() / len.get(); if (new_slider_position != _slider->GetValue()) { _slider->SetValue (new_slider_position); } @@ -211,31 +236,18 @@ FilmViewer::timer (wxTimerEvent &) void -FilmViewer::paint_panel (wxPaintEvent &) +FilmViewer::paint_panel () { wxPaintDC dc (_panel); - if (!_display_frame || !_film || !_out_size.width || !_out_size.height) { + if (!_frame || !_film || !_out_size.width || !_out_size.height) { dc.Clear (); return; } - if (_display_frame_x) { - dc.SetPen(*wxBLACK_PEN); - dc.SetBrush(*wxBLACK_BRUSH); - dc.DrawRectangle (0, 0, _display_frame_x, _film_size.height); - dc.DrawRectangle (_display_frame_x + _film_size.width, 0, _display_frame_x, _film_size.height); - } - - wxImage frame (_film_size.width, _film_size.height, _display_frame->data()[0], true); + wxImage frame (_out_size.width, _out_size.height, _frame->data()[0], true); wxBitmap frame_bitmap (frame); - dc.DrawBitmap (frame_bitmap, _display_frame_x, 0); - - if (_film->with_subtitles() && _display_sub) { - wxImage sub (_display_sub->size().width, _display_sub->size().height, _display_sub->data()[0], _display_sub->alpha(), true); - wxBitmap sub_bitmap (sub); - dc.DrawBitmap (sub_bitmap, _display_sub_position.x, _display_sub_position.y); - } + dc.DrawBitmap (frame_bitmap, 0, 0); if (_out_size.width < _panel_size.width) { wxPen p (GetBackgroundColour ()); @@ -251,24 +263,29 @@ FilmViewer::paint_panel (wxPaintEvent &) dc.SetPen (p); dc.SetBrush (b); dc.DrawRectangle (0, _out_size.height, _panel_size.width, _panel_size.height - _out_size.height); - } -} + } + if (_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); + } +} void -FilmViewer::slider_moved (wxScrollEvent &) +FilmViewer::slider_moved () { - if (!_film || !_film->length() || !_decoders.video) { + if (!_film) { return; } - - if (_decoders.video->seek (_slider->GetValue() * _film->length().get() / (4096 * _film->source_frame_rate()))) { - return; + + 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() - DCPTime::from_frames (1, _film->video_frame_rate ()); } - - get_frame (); - _panel->Refresh (); - _panel->Update (); + get (t, false); } void @@ -276,103 +293,42 @@ FilmViewer::panel_sized (wxSizeEvent& ev) { _panel_size.width = ev.GetSize().GetWidth(); _panel_size.height = ev.GetSize().GetHeight(); - calculate_sizes (); - update_from_raw (); -} - -void -FilmViewer::update_from_raw () -{ - if (!_raw_frame) { - return; - } - raw_to_display (); - - _panel->Refresh (); - _panel->Update (); + calculate_sizes (); + get (_position, _last_get_accurate); } -void -FilmViewer::raw_to_display () -{ - if (!_raw_frame || _out_size.width < 64 || _out_size.height < 64 || !_film) { - return; - } - - boost::shared_ptr input = _raw_frame; - - pair const s = Filter::ffmpeg_strings (_film->filters()); - if (!s.second.empty ()) { - input = input->post_process (s.second, true); - } - - /* Get a compacted image as we have to feed it to wxWidgets */ - _display_frame = input->scale_and_convert_to_rgb (_film_size, 0, _film->scaler(), false); - - if (_raw_sub) { - - /* Our output is already cropped by the decoder, so we need to account for that - when working out the scale that we are applying. - */ - - Size const cropped_size = _film->cropped_size (_film->size ()); - - Rect tx = subtitle_transformed_area ( - float (_film_size.width) / cropped_size.width, - float (_film_size.height) / cropped_size.height, - _raw_sub->area(), _film->subtitle_offset(), _film->subtitle_scale() - ); - - _display_sub.reset (new RGBPlusAlphaImage (_raw_sub->image()->scale (tx.size(), _film->scaler(), false))); - _display_sub_position = tx.position(); - _display_sub_position.x += _display_frame_x; - } else { - _display_sub.reset (); - } -} - void FilmViewer::calculate_sizes () { - if (!_film) { + if (!_film || !_player) { return; } - Format const * format = _film->format (); + Ratio const * container = _film->container (); - float const panel_ratio = static_cast (_panel_size.width) / _panel_size.height; - float const film_ratio = format ? format->container_ratio () : 1.78; + 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 = _out_size.width / film_ratio; + _out_size.height = rint (_out_size.width / film_ratio); } else { /* panel is more widescreen than the film; clamp height */ _out_size.height = _panel_size.height; - _out_size.width = _out_size.height * film_ratio; + _out_size.width = rint (_out_size.height * film_ratio); } - /* Work out how much padding there is in terms of our display; this will be the x position - of our _display_frame. - */ - _display_frame_x = 0; - if (format) { - _display_frame_x = static_cast (format->dcp_padding (_film)) * _out_size.width / format->dcp_size().width; - } - - _film_size = _out_size; - _film_size.width -= _display_frame_x * 2; - /* Catch silly values */ - if (_out_size.width < 64) { - _out_size.width = 64; - } + _out_size.width = max (64, _out_size.width); + _out_size.height = max (64, _out_size.height); + + _player->set_video_container_size (_out_size); } void -FilmViewer::play_clicked (wxCommandEvent &) +FilmViewer::play_clicked () { check_play_state (); } @@ -380,69 +336,30 @@ FilmViewer::play_clicked (wxCommandEvent &) void FilmViewer::check_play_state () { - if (!_film) { + if (!_film || _film->video_frame_rate() == 0) { return; } if (_play_button->GetValue()) { - _timer.Start (1000 / _film->source_frame_rate()); + _timer.Start (1000 / _film->video_frame_rate()); } else { _timer.Stop (); } } void -FilmViewer::process_video (shared_ptr image, bool, shared_ptr sub) +FilmViewer::set_position_text () { - _raw_frame = image; - _raw_sub = sub; - - raw_to_display (); - - _got_frame = true; - - double const t = _decoders.video->last_source_time (); - double const fps = _decoders.video->frames_per_second (); - _frame->SetLabel (wxString::Format (wxT("%d"), int (rint (t * fps)))); - - double w = t; - 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)); -} - -void -FilmViewer::get_frame () -{ - /* Clear our raw frame in case we don't get a new one */ - _raw_frame.reset (); - - if (_decoders.video == 0) { - _display_frame.reset (); + if (!_film) { + _frame_number->SetLabel ("0"); + _timecode->SetLabel ("0:0:0.0"); return; } - - try { - _got_frame = false; - while (!_got_frame) { - if (_decoders.video->pass ()) { - /* We didn't get a frame before the decoder gave up, - so clear our display frame. - */ - _display_frame.reset (); - break; - } - } - } catch (DecodeError& e) { - _play_button->SetValue (false); - check_play_state (); - error_dialog (this, wxString::Format (_("Could not decode video for view (%s)"), std_to_wx(e.what()).data())); - } + + 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)); + _timecode->SetLabel (time_to_timecode (_position, fps)); } void @@ -465,3 +382,52 @@ FilmViewer::active_jobs_changed (bool a) _play_button->Enable (!a); } +void +FilmViewer::back_clicked () +{ + DCPTime p = _position - DCPTime::from_frames (1, _film->video_frame_rate ()); + if (p < DCPTime ()) { + p = DCPTime (); + } + + get (p, true); +} + +void +FilmViewer::forward_clicked () +{ + get (_position + DCPTime::from_frames (1, _film->video_frame_rate ()), true); +} + +void +FilmViewer::player_changed (bool frequent) +{ + if (frequent) { + return; + } + + calculate_sizes (); + get (_position, _last_get_accurate); +} + +void +FilmViewer::setup_sensitivity () +{ + bool const c = _film && !_film->content().empty (); + + _slider->Enable (c); + _back_button->Enable (c); + _forward_button->Enable (c); + _play_button->Enable (c); + _outline_content->Enable (c); + _frame_number->Enable (c); + _timecode->Enable (c); +} + +void +FilmViewer::film_changed (Film::Property p) +{ + if (p == Film::CONTENT) { + setup_sensitivity (); + } +}