+/* -*- c-basic-offset: 8; default-tab-width: 8; -*- */
+
/*
Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
#include <iomanip>
#include <wx/tglbtn.h>
#include "lib/film.h"
+#include "lib/container.h"
#include "lib/format.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/video_content.h"
+#include "lib/ffmpeg_content.h"
+#include "lib/imagemagick_content.h"
#include "film_viewer.h"
#include "wx_util.h"
#include "video_decoder.h"
using std::cout;
using std::list;
using boost::shared_ptr;
+using boost::dynamic_pointer_cast;
+using boost::weak_ptr;
+using libdcp::Size;
FilmViewer::FilmViewer (shared_ptr<Film> f, wxWindow* p)
: wxPanel (p)
, _panel (new wxPanel (this))
, _slider (new wxSlider (this, wxID_ANY, 0, 0, 4096))
- , _play_button (new wxToggleButton (this, wxID_ANY, wxT ("Play")))
+ , _back_button (new wxButton (this, wxID_ANY, wxT("<")))
+ , _forward_button (new wxButton (this, wxID_ANY, wxT(">")))
+ , _frame (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)
- , _out_width (0)
- , _out_height (0)
- , _panel_width (0)
- , _panel_height (0)
- , _clear_required (false)
{
_panel->SetDoubleBuffered (true);
-#if wxMAJOR_VERSION == 2 && wxMINOR_VERSION >= 9
+#if wxMAJOR_VERSION == 2 && wxMINOR_VERSION >= 9
_panel->SetBackgroundStyle (wxBG_STYLE_PAINT);
#endif
_v_sizer->Add (_panel, 1, wxEXPAND);
wxBoxSizer* h_sizer = new wxBoxSizer (wxHORIZONTAL);
+
+ wxBoxSizer* time_sizer = new wxBoxSizer (wxVERTICAL);
+ time_sizer->Add (_frame, 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);
+ _v_sizer->Add (h_sizer, 0, wxEXPAND | wxALL, 6);
+
+ _frame->SetMinSize (wxSize (84, -1));
+ _back_button->SetMinSize (wxSize (32, -1));
+ _forward_button->SetMinSize (wxSize (32, -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_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);
+ _back_button->Connect (wxID_ANY, wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler (FilmViewer::back_clicked), 0, this);
+ _forward_button->Connect (wxID_ANY, wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler (FilmViewer::forward_clicked), 0, this);
set_film (f);
FilmViewer::film_changed (Film::Property p)
{
switch (p) {
- case Film::FORMAT:
+ case Film::CONTAINER:
calculate_sizes ();
update_from_raw ();
break;
case Film::CONTENT:
{
- DecodeOptions o;
- o.decode_audio = false;
- o.decode_subtitles = true;
- o.video_sync = false;
- _decoders = decoder_factory (_film, o, 0);
- _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 ();
+ wxScrollEvent ev;
+ slider_moved (ev);
break;
}
case Film::WITH_SUBTITLES:
case Film::SUBTITLE_OFFSET:
case Film::SUBTITLE_SCALE:
- case Film::SCALER:
- update_from_raw ();
+ raw_to_display ();
+ _panel->Refresh ();
+ _panel->Update ();
break;
- case Film::SUBTITLE_STREAM:
- _decoders.video->set_subtitle_stream (_film->subtitle_stream ());
+ case Film::SCALER:
+ case Film::FILTERS:
+ update_from_decoder ();
break;
default:
break;
if (_film == f) {
return;
}
-
+
_film = f;
+ _raw_frame.reset ();
+ _display_frame.reset ();
+ _panel->Refresh ();
+ _panel->Update ();
+
if (!_film) {
return;
}
+ _player = f->player ();
+ _player->disable_audio ();
+ /* Don't disable subtitles here as we may need them, and it's nice to be able to turn them
+ on and off without needing obtain a new Player.
+ */
+
+ _player->Video.connect (bind (&FilmViewer::process_video, this, _1, _2, _3, _4));
+
_film->Changed.connect (boost::bind (&FilmViewer::film_changed, this, _1));
+ _film->ContentChanged.connect (boost::bind (&FilmViewer::film_content_changed, this, _1, _2));
film_changed (Film::CONTENT);
- film_changed (Film::CROP);
- film_changed (Film::FORMAT);
+ film_changed (Film::CONTAINER);
film_changed (Film::WITH_SUBTITLES);
film_changed (Film::SUBTITLE_OFFSET);
film_changed (Film::SUBTITLE_SCALE);
- film_changed (Film::SUBTITLE_STREAM);
}
void
-FilmViewer::decoder_changed ()
+FilmViewer::update_from_decoder ()
{
- if (_decoders.video->seek_to_last ()) {
+ if (!_player || _player->seek (_player->last_video ())) {
return;
}
void
FilmViewer::timer (wxTimerEvent &)
{
- if (!_film) {
+ if (!_player) {
return;
}
get_frame ();
if (_film->length()) {
- int const new_slider_position = 4096 * _decoders.video->last_source_time() / (_film->length().get() / _film->frames_per_second());
+ int const new_slider_position = 4096 * _player->last_video() / _film->length();
if (new_slider_position != _slider->GetValue()) {
_slider->SetValue (new_slider_position);
}
{
wxPaintDC dc (_panel);
- if (_clear_required) {
+ if (!_display_frame || !_film || !_out_size.width || !_out_size.height) {
dc.Clear ();
- _clear_required = false;
+ return;
}
- if (!_display_frame || !_film || !_out_width || !_out_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 (_out_width, _out_height, _display_frame->data()[0], true);
+ wxImage frame (_film_size.width, _film_size.height, _display_frame->data()[0], true);
wxBitmap frame_bitmap (frame);
- dc.DrawBitmap (frame_bitmap, 0, 0);
+ 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);
}
+
+ 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);
+ }
}
void
FilmViewer::slider_moved (wxScrollEvent &)
{
- if (!_film || !_film->length()) {
- return;
- }
-
- if (_decoders.video->seek (_slider->GetValue() * _film->length().get() / (4096 * _film->frames_per_second()))) {
- return;
+ if (_film && _player) {
+ _player->seek (_slider->GetValue() * _film->length() / 4096);
}
get_frame ();
void
FilmViewer::panel_sized (wxSizeEvent& ev)
{
- _panel_width = ev.GetSize().GetWidth();
- _panel_height = ev.GetSize().GetHeight();
+ _panel_size.width = ev.GetSize().GetWidth();
+ _panel_size.height = ev.GetSize().GetHeight();
calculate_sizes ();
update_from_raw ();
}
void
FilmViewer::raw_to_display ()
{
- if (!_raw_frame || _out_width < 64 || _out_height < 64 || !_film) {
+ if (!_raw_frame || _out_size.width < 64 || _out_size.height < 64 || !_film) {
return;
}
- Size old_size;
- if (_display_frame) {
- old_size = _display_frame->size();
- }
-
- /* Get a compacted image as we have to feed it to wxWidgets */
- _display_frame = _raw_frame->scale_and_convert_to_rgb (Size (_out_width, _out_height), 0, _film->scaler(), false);
+ shared_ptr<const Image> input = _raw_frame;
- if (old_size != _display_frame->size()) {
- _clear_required = true;
+ pair<string, string> 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.
+ */
+
+ /* XXX */
+ Size const cropped_size = _raw_frame->size ();//_film->cropped_size (_raw_frame->size ());
+
Rect tx = subtitle_transformed_area (
- float (_out_width) / _film->size().width,
- float (_out_height) / _film->size().height,
+ 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;
}
+
+ Container const * container = _film->container ();
- float const panel_ratio = static_cast<float> (_panel_width) / _panel_height;
- float const film_ratio = _film->format() ? _film->format()->ratio_as_float(_film) : 1.78;
+ float const panel_ratio = static_cast<float> (_panel_size.width) / _panel_size.height;
+ float const film_ratio = container ? container->ratio () : 1.78;
+
if (panel_ratio < film_ratio) {
/* panel is less widscreen than the film; clamp width */
- _out_width = _panel_width;
- _out_height = _out_width / film_ratio;
+ _out_size.width = _panel_size.width;
+ _out_size.height = _out_size.width / film_ratio;
} else {
- /* panel is more widescreen than the film; clamp heignt */
- _out_height = _panel_height;
- _out_width = _out_height * film_ratio;
+ /* panel is more widescreen than the film; clamp height */
+ _out_size.height = _panel_size.height;
+ _out_size.width = _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<float> (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;
}
}
}
if (_play_button->GetValue()) {
- _timer.Start (1000 / _film->frames_per_second());
+ _timer.Start (1000 / _film->dcp_video_frame_rate());
} else {
_timer.Stop ();
}
}
void
-FilmViewer::process_video (shared_ptr<Image> image, bool, shared_ptr<Subtitle> sub)
+FilmViewer::process_video (shared_ptr<const Image> image, bool, shared_ptr<Subtitle> sub, Time t)
{
_raw_frame = image;
_raw_sub = sub;
raw_to_display ();
_got_frame = true;
+
+ double const fps = _film->dcp_video_frame_rate ();
+ _frame->SetLabel (wxString::Format (wxT("%d"), int (rint (t * fps / TIME_HZ))));
+
+ double w = static_cast<double>(t) / TIME_HZ;
+ 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));
}
+/** Get a new _raw_frame from the decoder and then do
+ * raw_to_display ().
+ */
void
FilmViewer::get_frame ()
{
/* Clear our raw frame in case we don't get a new one */
_raw_frame.reset ();
-
+
+ if (!_player) {
+ _display_frame.reset ();
+ return;
+ }
+
try {
_got_frame = false;
while (!_got_frame) {
- if (_decoders.video->pass ()) {
+ if (_player->pass ()) {
/* We didn't get a frame before the decoder gave up,
so clear our display frame.
*/
}
}
} catch (DecodeError& e) {
- error_dialog (this, String::compose ("Could not decode video for view (%1)", e.what()));
+ _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()));
}
}
_play_button->Enable (!a);
}
+void
+FilmViewer::film_content_changed (weak_ptr<Content>, int p)
+{
+ if (p == VideoContentProperty::VIDEO_LENGTH) {
+ /* Force an update to our frame */
+ wxScrollEvent ev;
+ slider_moved (ev);
+ } else if (p == VideoContentProperty::VIDEO_CROP) {
+ update_from_decoder ();
+ }
+}
+
+void
+FilmViewer::back_clicked (wxCommandEvent &)
+{
+ if (!_player) {
+ return;
+ }
+
+ _player->seek_back ();
+ get_frame ();
+ _panel->Refresh ();
+ _panel->Update ();
+}
+
+void
+FilmViewer::forward_clicked (wxCommandEvent &)
+{
+ if (!_player) {
+ return;
+ }
+
+ _player->seek_forward ();
+ get_frame ();
+ _panel->Refresh ();
+ _panel->Update ();
+}