#include "lib/job_manager.h"
#include "lib/film_state.h"
#include "lib/options.h"
+#include "lib/subtitle.h"
#include "film_viewer.h"
+#include "wx_util.h"
using namespace std;
using namespace boost;
ThumbPanel (wxPanel* parent, Film* film)
: wxPanel (parent)
, _film (film)
- , _image (0)
- , _bitmap (0)
- {
- }
+ , _frame_rebuild_needed (false)
+ , _composition_needed (false)
+ {}
+ /** Handle a paint event */
void paint_event (wxPaintEvent& ev)
{
- if (!_bitmap) {
+ if (!_film || _film->num_thumbs() == 0) {
+ wxPaintDC dc (this);
return;
}
+ if (_frame_rebuild_needed) {
+ _image.reset (new wxImage (std_to_wx (_film->thumb_file (_index))));
+
+ _subtitles.clear ();
+ list<pair<Position, string> > s = _film->thumb_subtitles (_index);
+ for (list<pair<Position, string> >::iterator i = s.begin(); i != s.end(); ++i) {
+ _subtitles.push_back (SubtitleView (i->first, std_to_wx (i->second)));
+ }
+
+ _frame_rebuild_needed = false;
+
+ compose ();
+ _composition_needed = false;
+ }
+
+ if (_composition_needed) {
+ compose ();
+ _composition_needed = false;
+ }
+
wxPaintDC dc (this);
- dc.DrawBitmap (*_bitmap, 0, 0, false);
+ if (_bitmap) {
+ dc.DrawBitmap (*_bitmap, 0, 0, false);
+ }
+
+ if (_film->with_subtitles ()) {
+ for (list<SubtitleView>::iterator i = _subtitles.begin(); i != _subtitles.end(); ++i) {
+ dc.DrawBitmap (*i->bitmap, i->transformed_area.x, i->transformed_area.y, true);
+ }
+ }
}
+ /** Handle a size event */
void size_event (wxSizeEvent &)
{
if (!_image) {
return;
}
- resize ();
+ recompose ();
+ }
+
+ /** @param n Thumbnail index */
+ void set (int n)
+ {
+ _index = n;
+ _frame_rebuild_needed = true;
+ Refresh ();
+ }
+
+ void set_film (Film* f)
+ {
+ _film = f;
+ if (!_film) {
+ clear ();
+ _frame_rebuild_needed = true;
+ Refresh ();
+ } else {
+ _frame_rebuild_needed = true;
+ Refresh ();
+ }
+ }
+
+ /** Clear our thumbnail image */
+ void clear ()
+ {
+ _bitmap.reset ();
+ _image.reset ();
+ _subtitles.clear ();
+ }
+
+ void recompose ()
+ {
+ _composition_needed = true;
+ Refresh ();
}
- void resize ()
+ DECLARE_EVENT_TABLE ();
+
+private:
+
+ void compose ()
{
+ if (!_film || !_image) {
+ return;
+ }
+
+ /* Size of the view */
int vw, vh;
GetSize (&vw, &vh);
- float const target = _film->format()->ratio_as_float ();
+ /* Cropped rectangle */
+ Rectangle cropped_area (
+ _film->crop().left,
+ _film->crop().top,
+ _image->GetWidth() - (_film->crop().left + _film->crop().right),
+ _image->GetHeight() - (_film->crop().top + _film->crop().bottom)
+ );
+
+ /* Target ratio */
+ float const target = _film->format() ? _film->format()->ratio_as_float (_film) : 1.78;
+
+ _transformed_image = _image->GetSubImage (wxRect (cropped_area.x, cropped_area.y, cropped_area.w, cropped_area.h));
+
+ float x_scale = 1;
+ float y_scale = 1;
- delete _bitmap;
if ((float (vw) / vh) > target) {
/* view is longer (horizontally) than the ratio; fit height */
- _bitmap = new wxBitmap (_image->Scale (vh * target, vh));
+ _transformed_image.Rescale (vh * target, vh, wxIMAGE_QUALITY_HIGH);
+ x_scale = vh * target / cropped_area.w;
+ y_scale = float (vh) / cropped_area.h;
} else {
/* view is shorter (horizontally) than the ratio; fit width */
- _bitmap = new wxBitmap (_image->Scale (vw, vw / target));
+ _transformed_image.Rescale (vw, vw / target, wxIMAGE_QUALITY_HIGH);
+ x_scale = float (vw) / cropped_area.w;
+ y_scale = (vw / target) / cropped_area.h;
}
- Refresh ();
- }
+ _bitmap.reset (new wxBitmap (_transformed_image));
- void load (string f)
- {
- delete _image;
- _image = new wxImage (wxString (f.c_str(), wxConvUTF8));
- resize ();
+ for (list<SubtitleView>::iterator i = _subtitles.begin(); i != _subtitles.end(); ++i) {
+
+ i->transformed_area = transformed_subtitle_area (
+ x_scale, y_scale, i->base_area, _film->subtitle_offset(), _film->subtitle_scale()
+ );
+
+ i->transformed_image = i->base_image;
+ i->transformed_image.Rescale (i->transformed_area.w, i->transformed_area.h, wxIMAGE_QUALITY_HIGH);
+ i->transformed_area.x -= _film->crop().left;
+ i->transformed_area.y -= _film->crop().top;
+ i->bitmap.reset (new wxBitmap (i->transformed_image));
+ }
}
- void clear ()
+ Film* _film;
+ shared_ptr<wxImage> _image;
+ wxImage _transformed_image;
+ /** currently-displayed thumbnail index */
+ int _index;
+ shared_ptr<wxBitmap> _bitmap;
+ bool _frame_rebuild_needed;
+ bool _composition_needed;
+
+ struct SubtitleView
{
- delete _bitmap;
- _bitmap = 0;
- delete _image;
- _image = 0;
- }
+ SubtitleView (Position p, wxString const & i)
+ : base_image (i)
+ {
+ base_area.x = p.x;
+ base_area.y = p.y;
+ base_area.w = base_image.GetWidth ();
+ base_area.h = base_image.GetHeight ();
+ }
- DECLARE_EVENT_TABLE ();
+ Rectangle base_area;
+ Rectangle transformed_area;
+ wxImage base_image;
+ wxImage transformed_image;
+ shared_ptr<wxBitmap> bitmap;
+ };
-private:
- Film* _film;
- wxImage* _image;
- wxBitmap* _bitmap;
+ list<SubtitleView> _subtitles;
};
BEGIN_EVENT_TABLE (ThumbPanel, wxPanel)
FilmViewer::FilmViewer (Film* f, wxWindow* p)
: wxPanel (p)
- , _film (f)
+ , _film (0)
{
_sizer = new wxBoxSizer (wxVERTICAL);
SetSizer (_sizer);
_thumb_panel = new ThumbPanel (this, f);
_sizer->Add (_thumb_panel, 1, wxEXPAND);
- int const max = f ? f->num_thumbs() : 0;
+ int const max = f ? f->num_thumbs() - 1 : 0;
_slider = new wxSlider (this, wxID_ANY, 0, 0, max);
_sizer->Add (_slider, 0, wxEXPAND | wxLEFT | wxRIGHT);
- load_thumbnail (0);
+ set_thumbnail (0);
_slider->Connect (wxID_ANY, wxEVT_COMMAND_SLIDER_UPDATED, wxCommandEventHandler (FilmViewer::slider_changed), 0, this);
}
void
-FilmViewer::load_thumbnail (int n)
+FilmViewer::set_thumbnail (int n)
{
if (_film == 0 || _film->num_thumbs() <= n) {
return;
}
- int const left = _film->left_crop ();
- int const right = _film->right_crop ();
- int const top = _film->top_crop ();
- int const bottom = _film->bottom_crop ();
-
- _thumb_panel->load (_film->thumb_file(n));
-}
-
-void
-FilmViewer::reload_current_thumbnail ()
-{
- load_thumbnail (_slider->GetValue ());
+ _thumb_panel->set (n);
}
void
FilmViewer::slider_changed (wxCommandEvent &)
{
- reload_current_thumbnail ();
-}
-
-string
-FilmViewer::format_position_slider_value (double v) const
-{
-#if 0
- stringstream s;
-
- if (_film && int (v) < _film->num_thumbs ()) {
- int const f = _film->thumb_frame (int (v));
- s << f << " " << seconds_to_hms (f / _film->frames_per_second ());
- } else {
- s << "-";
- }
-
- return s.str ();
-#endif
+ set_thumbnail (_slider->GetValue ());
}
void
FilmViewer::film_changed (Film::Property p)
{
-#if 0
- if (p == Film::LEFT_CROP || p == Film::RIGHT_CROP || p == Film::TOP_CROP || p == Film::BOTTOM_CROP) {
- reload_current_thumbnail ();
- } else if (p == Film::THUMBS) {
+ switch (p) {
+ case Film::THUMBS:
if (_film && _film->num_thumbs() > 1) {
- _position_slider.set_range (0, _film->num_thumbs () - 1);
+ _slider->SetRange (0, _film->num_thumbs () - 1);
} else {
- _image.clear ();
- _position_slider.set_range (0, 1);
+ _thumb_panel->clear ();
+ _slider->SetRange (0, 1);
}
- _position_slider.set_value (0);
- reload_current_thumbnail ();
- } else if (p == Film::FORMAT) {
- reload_current_thumbnail ();
- } else if (p == Film::CONTENT) {
+ _slider->SetValue (0);
+ set_thumbnail (0);
+ break;
+ case Film::CONTENT:
setup_visibility ();
_film->examine_content ();
update_thumbs ();
+ break;
+ case Film::CROP:
+ case Film::FORMAT:
+ case Film::WITH_SUBTITLES:
+ case Film::SUBTITLE_OFFSET:
+ case Film::SUBTITLE_SCALE:
+ _thumb_panel->recompose ();
+ break;
+ default:
+ break;
}
-#endif
}
void
FilmViewer::set_film (Film* f)
{
+ if (_film == f) {
+ return;
+ }
+
_film = f;
+ _thumb_panel->set_film (_film);
if (!_film) {
- _thumb_panel->clear ();
return;
}
-// _film->Changed.connect (sigc::mem_fun (*this, &FilmViewer::film_changed));
-
+ _film->Changed.connect (sigc::mem_fun (*this, &FilmViewer::film_changed));
+ film_changed (Film::CROP);
film_changed (Film::THUMBS);
-}
-
-pair<int, int>
-FilmViewer::scaled_pixbuf_size () const
-{
-#if 0
- if (_film == 0) {
- return make_pair (0, 0);
- }
-
- int const cw = _film->size().width - _film->left_crop() - _film->right_crop();
- int const ch = _film->size().height - _film->top_crop() - _film->bottom_crop();
-
- float ratio = 1;
- if (_film->format()) {
- ratio = _film->format()->ratio_as_float() * ch / cw;
- }
-
- Gtk::Allocation const a = _scroller.get_allocation ();
- float const zoom = min (float (a.get_width()) / (cw * ratio), float (a.get_height()) / cw);
- return make_pair (cw * zoom * ratio, ch * zoom);
-#endif
-}
-
-void
-FilmViewer::update_scaled_pixbuf ()
-{
-#if 0
- pair<int, int> const s = scaled_pixbuf_size ();
-
- if (s.first > 0 && s.second > 0 && _cropped_pixbuf) {
- _scaled_pixbuf = _cropped_pixbuf->scale_simple (s.first, s.second, Gdk::INTERP_HYPER);
- _image.set (_scaled_pixbuf);
- }
-#endif
+ setup_visibility ();
}
void
FilmViewer::update_thumbs ()
{
-#if 0
if (!_film) {
return;
}
_film->update_thumbs_pre_gui ();
shared_ptr<const FilmState> s = _film->state_copy ();
- shared_ptr<Options> o (new Options (s->dir ("thumbs"), ".tiff", ""));
+ shared_ptr<Options> o (new Options (s->dir ("thumbs"), ".png", ""));
o->out_size = _film->size ();
o->apply_crop = false;
o->decode_audio = false;
o->decode_video_frequency = 128;
+ o->decode_subtitles = true;
- shared_ptr<Job> j (new ThumbsJob (s, o, _film->log ()));
+ shared_ptr<Job> j (new ThumbsJob (s, o, _film->log(), shared_ptr<Job> ()));
j->Finished.connect (sigc::mem_fun (_film, &Film::update_thumbs_post_gui));
JobManager::instance()->add (j);
-#endif
}
void
FilmViewer::setup_visibility ()
{
-#if 0
if (!_film) {
return;
}
ContentType const c = _film->content_type ();
- _position_slider.property_visible() = (c == VIDEO);
-#endif
+ _slider->Show (c == VIDEO);
}