-// Copyright 2005-6 Ben Hutchings <ben@decadent.org.uk>.
+// Copyright 2005-8 Ben Hutchings <ben@decadent.org.uk>.
// See the file "COPYING" for licence details.
#include <cassert>
#include <stdlib.h>
-#include <boost/shared_ptr.hpp>
-
+#include <gdk/gdkkeysyms.h>
#include <gdkmm/pixbuf.h>
#include <glibmm/convert.h>
#include <glibmm/spawn.h>
#include <gtkmm/main.h>
#include <gtkmm/window.h>
-#include <imglib2/ImageErrors.h>
+#include <ImageErrors.h>
+#if MOZ_VERSION_MAJOR == 1 && MOZ_VERSION_MINOR == 9
+#include <nsWeakPtr.h>
+/* For some reason <nsWeakPtr.h> no longer defines this */
+typedef nsCOMPtr<nsIWeakReference> nsWeakPtr;
+#endif
#include <nsGUIEvent.h>
#include <nsIBoxObject.h>
#include <nsIContent.h>
#include <nsIURI.h> // required before nsILink.h
#include <nsILink.h>
#include <nsIPrefBranch.h>
-#if MOZ_VERSION_MAJOR > 1 || (MOZ_VERSION_MAJOR == 1 && MOZ_VERSION_MINOR >= 8)
-# include <nsPresContext.h>
-#else
-# include <nsIPresContext.h>
- typedef nsIPresContext nsPresContext; // ugh
-#endif
#include <nsIPrefService.h>
#include <nsIPresShell.h>
-#if MOZ_VERSION_MAJOR > 1 || (MOZ_VERSION_MAJOR == 1 && MOZ_VERSION_MINOR >= 8)
-# include <nsServiceManagerUtils.h>
-#else
-# include <nsIServiceManagerUtils.h>
-#endif
+#include <nsServiceManagerUtils.h>
#include <nsIWebBrowser.h>
+#ifdef MOZILLA_INTERNAL_API
#include <nsString.h>
+#else
+#include <nsStringAPI.h>
+#endif
#include "browser_widget.hpp"
#include "child_iterator.hpp"
#include "dvd.hpp"
+#include "event_state_manager.hpp"
#include "generate_dvd.hpp"
+#include "geometry.hpp"
#include "link_iterator.hpp"
#include "null_prompt_service.hpp"
#include "pixbufs.hpp"
#include "style_sheets.hpp"
#include "temp_file.hpp"
#include "video.hpp"
+#include "warp_pointer.hpp"
#include "x_frame_buffer.hpp"
#include "xml_utils.hpp"
#include "xpcom_support.hpp"
namespace
{
- // We can try using any of these encoders to convert PNG to MPEG.
- enum mpeg_encoder
- {
- mpeg_encoder_ffmpeg, // ffmpeg
- mpeg_encoder_mjpegtools_old, // mjpegtools before version 1.8
- mpeg_encoder_mjpegtools_new // mjpegtools from version 1.8
- };
-
- struct rectangle
- {
- int left, top; // inclusive
- int right, bottom; // exclusive
-
- rectangle operator|=(const rectangle & other)
- {
- if (other.empty())
- {
- // use current extents unchanged
- }
- else if (empty())
- {
- // use other extents
- *this = other;
- }
- else
- {
- // find rectangle enclosing both extents
- left = std::min(left, other.left);
- top = std::min(top, other.top);
- right = std::max(right, other.right);
- bottom = std::max(bottom, other.bottom);
- }
-
- return *this;
- }
-
- rectangle operator&=(const rectangle & other)
- {
- // find rectangle enclosed in both extents
- left = std::max(left, other.left);
- top = std::max(top, other.top);
- right = std::max(left, std::min(right, other.right));
- bottom = std::max(top, std::min(bottom, other.bottom));
- return *this;
- }
-
- bool empty() const
- {
- return left == right || bottom == top;
- }
- };
-
rectangle get_elem_rect(nsIDOMNSDocument * ns_doc,
nsIDOMElement * elem)
{
}
- class videolink_window : public Gtk::Window
+ enum video_format
+ {
+ video_format_none,
+ video_format_mpeg2_ps,
+ video_format_vob_list
+ };
+
+ video_format video_format_from_uri(const std::string & uri)
+ {
+ // FIXME: This is a bit of a hack. Perhaps we could decide
+ // later based on the MIME type determined by Mozilla?
+ static struct {
+ const char * extension;
+ video_format format;
+ } const mapping[] = {
+ {".vob", video_format_mpeg2_ps},
+ {".mpeg", video_format_mpeg2_ps},
+ {".mpeg2", video_format_mpeg2_ps},
+ {".mpg", video_format_mpeg2_ps},
+ {".voblist", video_format_vob_list}
+ };
+ for (std::size_t i = 0;
+ i != sizeof(mapping) / sizeof(mapping[0]);
+ ++i)
+ {
+ std::size_t ext_len = std::strlen(mapping[i].extension);
+ if (uri.size() > ext_len
+ && uri.compare(uri.size() - ext_len, ext_len,
+ mapping[i].extension) == 0)
+ return mapping[i].format;
+ }
+ return video_format_none;
+ }
+
+
+ class base_window : public Gtk::Window
{
public:
- videolink_window(
- const video::frame_params & frame_params,
- const std::string & main_page_uri,
- const std::string & output_dir,
- mpeg_encoder encoder);
+ base_window(const video::frame_params & frame_params);
+
+ protected:
+ video::frame_params frame_params_;
+ browser_widget browser_widget_;
+ };
+
+ base_window::base_window(const video::frame_params & frame_params)
+ : frame_params_(frame_params)
+ {
+ set_size_request(frame_params_.width, frame_params_.height);
+ set_resizable(false);
+
+ add(browser_widget_);
+ browser_widget_.show();
+ }
+
+ class preview_window : public base_window
+ {
+ public:
+ preview_window(const video::frame_params & frame_params,
+ const std::string & main_page_uri);
+
+ private:
+ bool on_idle();
+ bool on_key_press(GdkEventKey *);
+
+ std::string main_page_uri_;
+ };
+
+ preview_window::preview_window(const video::frame_params & frame_params,
+ const std::string & main_page_uri)
+ : base_window(frame_params),
+ main_page_uri_(main_page_uri)
+ {
+ Glib::signal_idle().connect(
+ sigc::mem_fun(this, &preview_window::on_idle));
+ signal_key_press_event().connect(
+ sigc::mem_fun(this, &preview_window::on_key_press));
+ }
+
+ bool preview_window::on_idle()
+ {
+ browser_widget_.load_uri(main_page_uri_);
+ return false; // don't call again
+ }
+
+ bool preview_window::on_key_press(GdkEventKey * event)
+ {
+ switch (event->keyval)
+ {
+ case GDK_t: // = top menu
+ browser_widget_.load_uri(main_page_uri_);
+ return true;
+ case GDK_q: // = quit
+ Gtk::Main::quit();
+ return true;
+ default:
+ return false;
+ }
+ }
+
+ class conversion_window : public base_window
+ {
+ public:
+ conversion_window(const video::frame_params & frame_params,
+ const std::string & main_page_uri,
+ const std::string & output_dir,
+ dvd_generator::mpeg_encoder encoder);
bool is_finished() const;
private:
- dvd_contents::pgc_ref add_menu(const std::string & uri);
- dvd_contents::pgc_ref add_title(const std::string & uri);
+ struct page_state;
+
+ dvd_generator::pgc_ref add_menu(const std::string & uri);
+ dvd_generator::pgc_ref add_title(const std::string & uri,
+ video_format format);
void load_next_page();
bool on_idle();
void on_net_state_change(const char * uri, gint flags, guint status);
{
return pending_window_update_ || pending_req_count_;
}
- bool process_page();
- void save_screenshot();
- void process_links(nsIPresShell * pres_shell,
- nsPresContext * pres_context,
- nsIDOMWindow * dom_window);
+ // Do as much processing as possible. Return a flag indicating
+ // whether to call again once the browser is idle.
+ bool process();
+ // Return a Pixbuf containing a copy of the window contents.
+ Glib::RefPtr<Gdk::Pixbuf> get_screenshot();
+ // Do as much processing as possible on the page links. Return
+ // a flag indicating whether to call again once the browser is
+ // idle.
+ bool process_links(
+ page_state * state,
+ nsIDOMDocument * basic_doc,
+ nsIDocShell * doc_shell,
+ nsIDOMWindow * dom_window);
- video::frame_params frame_params_;
std::string output_dir_;
- mpeg_encoder encoder_;
- browser_widget browser_widget_;
- nsCOMPtr<nsIStyleSheet> stylesheet_;
- dvd_contents contents_;
- typedef std::map<std::string, dvd_contents::pgc_ref> resource_map_type;
+ enum {
+ state_initial,
+ state_processing,
+ state_finished
+ } state_;
+
+ dvd_generator generator_;
+ typedef std::map<std::string, dvd_generator::pgc_ref>
+ resource_map_type;
resource_map_type resource_map_;
std::queue<std::string> page_queue_;
bool pending_window_update_;
int pending_req_count_;
- bool have_tweaked_page_;
- std::auto_ptr<temp_file> background_temp_;
- struct page_state;
std::auto_ptr<page_state> page_state_;
-
- bool finished_;
};
- videolink_window::videolink_window(
+ conversion_window::conversion_window(
const video::frame_params & frame_params,
const std::string & main_page_uri,
const std::string & output_dir,
- mpeg_encoder encoder)
- : frame_params_(frame_params),
- output_dir_(output_dir),
- encoder_(encoder),
- stylesheet_(load_css("file://" VIDEOLINK_SHARE_DIR "/videolink.css")),
- pending_window_update_(false),
- pending_req_count_(0),
- have_tweaked_page_(false),
- finished_(false)
+ dvd_generator::mpeg_encoder encoder)
+ : base_window(frame_params),
+ output_dir_(output_dir),
+ state_(state_initial),
+ generator_(frame_params, encoder),
+ pending_window_update_(false),
+ pending_req_count_(0)
{
- set_size_request(frame_params_.width, frame_params_.height);
- set_resizable(false);
-
- add(browser_widget_);
- browser_widget_.show();
Glib::signal_idle().connect(
- SigC::slot(*this, &videolink_window::on_idle));
+ sigc::mem_fun(this, &conversion_window::on_idle));
browser_widget_.signal_net_state().connect(
- SigC::slot(*this, &videolink_window::on_net_state_change));
+ sigc::mem_fun(this, &conversion_window::on_net_state_change));
add_menu(main_page_uri);
}
- bool videolink_window::is_finished() const
+ bool conversion_window::is_finished() const
{
- return finished_;
+ return state_ == state_finished;
}
- dvd_contents::pgc_ref videolink_window::add_menu(const std::string & uri)
+ dvd_generator::pgc_ref conversion_window::add_menu(const std::string & uri)
{
- dvd_contents::pgc_ref next_menu(dvd_contents::menu_pgc,
- contents_.menus.size());
- std::pair<resource_map_type::iterator, bool> insert_result(
- resource_map_.insert(std::make_pair(uri, next_menu)));
-
- if (!insert_result.second)
- {
- return insert_result.first->second;
- }
- else
+ dvd_generator::pgc_ref & pgc_ref = resource_map_[uri];
+ if (pgc_ref.type == dvd_generator::unknown_pgc)
{
+ pgc_ref = generator_.add_menu();
page_queue_.push(uri);
- contents_.menus.resize(contents_.menus.size() + 1);
- return next_menu;
}
+ return pgc_ref;
}
- dvd_contents::pgc_ref videolink_window::add_title(const std::string & uri)
+ dvd_generator::pgc_ref conversion_window::add_title(const std::string & uri,
+ video_format format)
{
- dvd_contents::pgc_ref next_title(dvd_contents::title_pgc,
- contents_.titles.size());
- std::pair<resource_map_type::iterator, bool> insert_result(
- resource_map_.insert(std::make_pair(uri, next_title)));
+ dvd_generator::pgc_ref & pgc_ref = resource_map_[uri];
- if (!insert_result.second)
- {
- return insert_result.first->second;
- }
- else
+ if (pgc_ref.type == dvd_generator::unknown_pgc)
{
Glib::ustring hostname;
std::string path(Glib::filename_from_uri(uri, hostname));
// Store a reference to a linked VOB file, or the contents
// of a linked VOB list file.
- if (path.compare(path.size() - 4, 4, ".vob") == 0)
+ if (format == video_format_mpeg2_ps)
{
if (!Glib::file_test(path, Glib::FILE_TEST_IS_REGULAR))
throw std::runtime_error(
ref.file = path;
list.push_back(ref);
}
- else
+ else if (format == video_format_vob_list)
{
- assert(path.compare(path.size() - 8, 8, ".voblist") == 0);
read_vob_list(path).swap(list);
}
+ else
+ {
+ assert(!"unrecognised format in add_title");
+ }
- contents_.titles.resize(contents_.titles.size() + 1);
- contents_.titles.back().swap(list);
- return next_title;
+ pgc_ref = generator_.add_title(list);
}
+
+ return pgc_ref;
}
- void videolink_window::load_next_page()
+ void conversion_window::load_next_page()
{
assert(!page_queue_.empty());
const std::string & uri = page_queue_.front();
- std::cout << "loading " << uri << std::endl;
+ std::cout << "INFO: Loading <" << uri << ">" << std::endl;
browser_widget_.load_uri(uri);
}
- bool videolink_window::on_idle()
- {
- load_next_page();
- return false; // don't call again thankyou
- }
-
- void videolink_window::on_net_state_change(const char * uri,
- gint flags, guint status)
+ void conversion_window::on_net_state_change(const char * uri,
+ gint flags, guint status)
{
# ifdef DEBUG_ON_NET_STATE_CHANGE
- std::cout << "videolink_window::on_net_state_change(";
+ std::cout << "conversion_window::on_net_state_change(";
if (uri)
std::cout << '"' << uri << '"';
else
&& flags & GTK_MOZ_EMBED_FLAG_START)
{
pending_window_update_ = true;
- have_tweaked_page_ = false;
}
if (flags & GTK_MOZ_EMBED_FLAG_IS_WINDOW
pending_window_update_ = false;
}
+ }
+
+ struct conversion_window::page_state
+ {
+ page_state(Glib::RefPtr<Gdk::Pixbuf> norm_pixbuf,
+ nsIDOMDocument * doc, int width, int height)
+ : norm_pixbuf(norm_pixbuf),
+ diff_pixbuf(Gdk::Pixbuf::create(
+ Gdk::COLORSPACE_RGB,
+ true, 8, // has_alpha, bits_per_sample
+ width, height)),
+ links_it(doc),
+ link_changing(false)
+ {
+ }
+
+ Glib::RefPtr<Gdk::Pixbuf> norm_pixbuf;
+ Glib::RefPtr<Gdk::Pixbuf> diff_pixbuf;
+
+ link_iterator links_it, links_end;
+
+ rectangle link_rect;
+ std::string link_target;
+ bool link_changing;
+ };
- if (!browser_is_busy())
+ bool conversion_window::on_idle()
+ {
+ if (state_ == state_initial)
+ {
+ // Put pointer in the top-left so that no links appear in
+ // the hover state when we take a screenshot.
+ warp_pointer(get_window(),
+ -frame_params_.width, -frame_params_.height);
+
+ load_next_page();
+
+ state_ = state_processing;
+ }
+ else if (state_ == state_processing && !browser_is_busy())
{
try
{
- if (!process_page())
+ if (!process())
{
- finished_ = true;
+ state_ = state_finished;
Gtk::Main::quit();
}
}
- catch (std::exception & e)
- {
- std::cerr << "Fatal error";
- if (!page_queue_.empty())
- std::cerr << " while processing <" << page_queue_.front()
- << ">";
- std::cerr << ": " << e.what() << "\n";
- Gtk::Main::quit();
- }
- catch (Glib::Exception & e)
+ catch (...)
{
- std::cerr << "Fatal error";
+ // Print context of exception.
if (!page_queue_.empty())
- std::cerr << " while processing <" << page_queue_.front()
- << ">";
- std::cerr << ": " << e.what() << "\n";
+ {
+ std::cerr << "ERROR: While processing page <"
+ << page_queue_.front() << ">:\n";
+ if (page_state_.get() && !page_state_->link_target.empty())
+ std::cerr << "ERROR: While processing link to <"
+ << page_state_->link_target << ">:\n";
+ }
+
+ // Print exception message.
+ try
+ {
+ throw;
+ }
+ catch (std::exception & e)
+ {
+ std::cerr << "ERROR: " << e.what() << "\n";
+ }
+ catch (Glib::Exception & e)
+ {
+ std::cerr << "ERROR: " << e.what() << "\n";
+ }
+ catch (...)
+ {
+ std::cerr << "ERROR: Unknown exception\n";
+ }
+
Gtk::Main::quit();
}
}
+
+ // Call again if we're not done.
+ return state_ != state_finished;
}
- bool videolink_window::process_page()
+ bool conversion_window::process()
{
assert(!page_queue_.empty());
nsCOMPtr<nsIWebBrowser> browser(browser_widget_.get_browser());
nsCOMPtr<nsIDocShell> doc_shell(do_GetInterface(browser));
assert(doc_shell);
- nsCOMPtr<nsIPresShell> pres_shell;
- check(doc_shell->GetPresShell(getter_AddRefs(pres_shell)));
- nsCOMPtr<nsPresContext> pres_context;
- check(doc_shell->GetPresContext(getter_AddRefs(pres_context)));
nsCOMPtr<nsIDOMWindow> dom_window;
check(browser->GetContentDOMWindow(getter_AddRefs(dom_window)));
- // If we haven't done so already, apply the stylesheet and
- // disable scrollbars.
- if (!have_tweaked_page_)
- {
- apply_style_sheet(stylesheet_, pres_shell);
-
- // This actually only needs to be done once.
- nsCOMPtr<nsIDOMBarProp> dom_bar_prop;
- check(dom_window->GetScrollbars(getter_AddRefs(dom_bar_prop)));
- check(dom_bar_prop->SetVisible(false));
-
- have_tweaked_page_ = true;
-
- // Might need to wait a while for things to load or more
- // likely for a re-layout.
- if (browser_is_busy())
- return true;
- }
+ nsCOMPtr<nsIDOMDocument> basic_doc;
+ check(dom_window->GetDocument(getter_AddRefs(basic_doc)));
- // All further work should only be done if we're not in preview mode.
- if (!output_dir_.empty())
+ // Start or continue processing links.
+ if (!page_state_.get())
+ page_state_.reset(
+ new page_state(
+ get_screenshot(),
+ basic_doc, frame_params_.width, frame_params_.height));
+ if (!process_links(page_state_.get(), basic_doc, doc_shell, dom_window))
{
- // If we haven't already started work on this menu, save a
- // screenshot of its normal appearance.
- if (!page_state_.get())
- save_screenshot();
-
- // Start or continue processing links.
- process_links(pres_shell, pres_context, dom_window);
-
- // If we've finished work on the links, move on to the
- // next page, if any, or else generate the DVD filesystem.
- if (!page_state_.get())
+ // We've finished work on the links so generate the
+ // menu VOB.
+ quantise_rgba_pixbuf(page_state_->diff_pixbuf,
+ dvd::button_n_colours);
+ generator_.generate_menu_vob(
+ resource_map_[page_queue_.front()].index,
+ page_state_->norm_pixbuf, page_state_->diff_pixbuf);
+
+ // Move on to the next page, if any, or else generate
+ // the DVD filesystem.
+ page_state_.reset();
+ page_queue_.pop();
+ if (!page_queue_.empty())
{
- page_queue_.pop();
- if (page_queue_.empty())
- {
- generate_dvd(contents_, output_dir_);
- return false;
- }
- else
- {
- load_next_page();
- }
+ load_next_page();
+ }
+ else
+ {
+ generator_.generate(output_dir_);
+ return false;
}
}
return true;
}
- void videolink_window::save_screenshot()
+ Glib::RefPtr<Gdk::Pixbuf> conversion_window::get_screenshot()
{
Glib::RefPtr<Gdk::Window> window(get_window());
assert(window);
window->process_updates(true);
- background_temp_.reset(new temp_file("videolink-back-"));
- background_temp_->close();
- std::cout << "saving " << background_temp_->get_name() << std::endl;
- Gdk::Pixbuf::create(Glib::RefPtr<Gdk::Drawable>(window),
- window->get_colormap(),
- 0, 0, 0, 0,
- frame_params_.width, frame_params_.height)
- ->save(background_temp_->get_name(), "png");
+ return Gdk::Pixbuf::create(Glib::RefPtr<Gdk::Drawable>(window),
+ window->get_colormap(),
+ 0, 0, 0, 0,
+ frame_params_.width, frame_params_.height);
}
- struct videolink_window::page_state
- {
- page_state(nsIDOMDocument * doc, int width, int height)
- : diff_pixbuf(Gdk::Pixbuf::create(
- Gdk::COLORSPACE_RGB,
- true, 8, // has_alpha, bits_per_sample
- width, height)),
- spumux_temp("videolink-spumux-"),
- links_temp("videolink-links-"),
- link_num(0),
- links_it(doc),
- link_changing(false)
- {
- spumux_temp.close();
- links_temp.close();
- }
-
- Glib::RefPtr<Gdk::Pixbuf> diff_pixbuf;
-
- temp_file spumux_temp;
- std::ofstream spumux_file;
-
- temp_file links_temp;
-
- unsigned link_num;
- link_iterator links_it, links_end;
-
- rectangle link_rect;
- bool link_changing;
- Glib::RefPtr<Gdk::Pixbuf> norm_pixbuf;
- };
-
- void videolink_window::process_links(nsIPresShell * pres_shell,
- nsPresContext * pres_context,
- nsIDOMWindow * dom_window)
+ bool conversion_window::process_links(
+ page_state * state,
+ nsIDOMDocument * basic_doc,
+ nsIDocShell * doc_shell,
+ nsIDOMWindow * dom_window)
{
Glib::RefPtr<Gdk::Window> window(get_window());
assert(window);
- nsCOMPtr<nsIDOMDocument> basic_doc;
- check(dom_window->GetDocument(getter_AddRefs(basic_doc)));
nsCOMPtr<nsIDOMNSDocument> ns_doc(do_QueryInterface(basic_doc));
assert(ns_doc);
+ nsCOMPtr<nsIPresShell> pres_shell;
+ check(doc_shell->GetPresShell(getter_AddRefs(pres_shell)));
nsCOMPtr<nsIEventStateManager> event_state_man(
- pres_context->EventStateManager()); // does not AddRef
+ get_event_state_manager(doc_shell));
assert(event_state_man);
nsCOMPtr<nsIDOMDocumentEvent> event_factory(
do_QueryInterface(basic_doc));
nsCOMPtr<nsIDOMAbstractView> view;
check(doc_view->GetDefaultView(getter_AddRefs(view)));
- // Set up or recover our iteration state.
- std::auto_ptr<page_state> state(page_state_);
- if (!state.get())
- {
- state.reset(
- new page_state(
- basic_doc, frame_params_.width, frame_params_.height));
-
- state->spumux_file.open(state->spumux_temp.get_name().c_str());
- state->spumux_file <<
- "<subpictures>\n"
- " <stream>\n"
- " <spu force='yes' start='00:00:00.00'\n"
- " highlight='" << state->links_temp.get_name() << "'\n"
- " select='" << state->links_temp.get_name() << "'>\n";
- }
-
rectangle window_rect = {
0, 0, frame_params_.width, frame_params_.height
};
- unsigned menu_num = resource_map_[page_queue_.front()].index;
+ unsigned menu_index = resource_map_[page_queue_.front()].index;
for (/* no initialisation */;
state->links_it != state->links_end;
assert(link);
nsCOMPtr<nsIURI> uri_iface;
check(link->GetHrefURI(getter_AddRefs(uri_iface)));
- std::string uri_and_fragment, uri, fragment;
+ std::string uri, fragment;
{
- nsCString uri_and_fragment_ns;
- check(uri_iface->GetSpec(uri_and_fragment_ns));
- uri_and_fragment.assign(uri_and_fragment_ns.BeginReading(),
- uri_and_fragment_ns.EndReading());
-
- std::size_t hash_pos = uri_and_fragment.find('#');
- uri.assign(uri_and_fragment, 0, hash_pos);
+ nsCString link_target_ns;
+ check(uri_iface->GetSpec(link_target_ns));
+ const char * str;
+ PRUint32 len = NS_CStringGetData(link_target_ns, &str);
+ state->link_target.assign(str, len);
+
+ std::size_t hash_pos = state->link_target.find('#');
+ uri.assign(state->link_target, 0, hash_pos);
if (hash_pos != std::string::npos)
- fragment.assign(uri_and_fragment,
+ fragment.assign(state->link_target,
hash_pos + 1, std::string::npos);
}
if (state->link_rect.empty())
{
- std::cerr << "Ignoring invisible link to "
- << uri_and_fragment << "\n";
+ std::cerr << "WARN: Ignoring invisible link to <"
+ << state->link_target << ">\n";
continue;
}
- ++state->link_num;
-
- if (state->link_num >= unsigned(dvd::menu_buttons_max))
- {
- if (state->link_num == unsigned(dvd::menu_buttons_max))
- std::cerr << "No more than " << dvd::menu_buttons_max
- << " buttons can be placed on a menu\n";
- std::cerr << "Ignoring link to " << uri_and_fragment
- << "\n";
- continue;
- }
-
- state->spumux_file <<
- " <button x0='" << state->link_rect.left << "'"
- " y0='" << state->link_rect.top << "'"
- " x1='" << state->link_rect.right - 1 << "'"
- " y1='" << state->link_rect.bottom - 1 << "'/>\n";
-
// Check whether this is a link to a video or a page then
// add it to the known resources if not already seen; then
// add it to the menu entries.
- dvd_contents::pgc_ref target;
- // FIXME: This is a bit of a hack. Perhaps we could decide
- // later based on the MIME type determined by Mozilla?
- if ((uri.size() > 4
- && uri.compare(uri.size() - 4, 4, ".vob") == 0)
- || (uri.size() > 8
- && uri.compare(uri.size() - 8, 8, ".voblist") == 0))
+ dvd_generator::pgc_ref target;
+ video_format format = video_format_from_uri(uri);
+ if (format != video_format_none)
{
PRBool is_file;
check(uri_iface->SchemeIs("file", &is_file));
if (!is_file)
- {
- std::cerr << "Links to video must use the file:"
- << " scheme\n";
- continue;
- }
- target = add_title(uri);
+ throw std::runtime_error(
+ "Link to video does not use file: scheme");
+ target = add_title(uri, format);
target.sub_index =
std::strtoul(fragment.c_str(), NULL, 10);
}
- else
+ else // video_format == video_format_none
{
target = add_menu(uri);
// TODO: If there's a fragment, work out which button
// is closest and set target.sub_index.
}
- contents_.menus[menu_num].entries.push_back(target);
+
+ generator_.add_menu_entry(menu_index,
+ state->link_rect, target);
nsCOMPtr<nsIContent> content(do_QueryInterface(node));
assert(content);
do_QueryInterface(node));
assert(event_target);
- state->norm_pixbuf = Gdk::Pixbuf::create(
- Glib::RefPtr<Gdk::Drawable>(window),
- window->get_colormap(),
- state->link_rect.left,
- state->link_rect.top,
- 0,
- 0,
- state->link_rect.right - state->link_rect.left,
- state->link_rect.bottom - state->link_rect.top);
-
nsCOMPtr<nsIDOMEvent> event;
check(event_factory->CreateEvent(
NS_ConvertASCIItoUTF16("MouseEvents"),
check(event_state_man->SetContentState(content,
NS_EVENT_STATE_HOVER));
-# if MOZ_VERSION_MAJOR > 1 \
- || (MOZ_VERSION_MAJOR == 1 && MOZ_VERSION_MINOR >= 8)
- pres_shell->FlushPendingNotifications(Flush_Display);
-# else
- pres_shell->FlushPendingNotifications(true);
-# endif
+ pres_shell->FlushPendingNotifications(Flush_Display);
// We may have to exit and wait for image loading
// to complete, at which point we will be called
if (browser_is_busy())
{
state->link_changing = true;
- page_state_ = state;
- return;
+ return true;
}
}
state->link_rect.bottom - state->link_rect.top);
}
- quantise_rgba_pixbuf(state->diff_pixbuf, dvd::button_n_colours);
-
- std::cout << "saving " << state->links_temp.get_name()
- << std::endl;
- state->diff_pixbuf->save(state->links_temp.get_name(), "png");
-
- state->spumux_file <<
- " </spu>\n"
- " </stream>\n"
- "</subpictures>\n";
-
- state->spumux_file.close();
-
- // TODO: if (!state->spumux_file) throw ...
-
- {
- std::ostringstream command_stream;
- if (encoder_ == mpeg_encoder_ffmpeg)
- {
- command_stream
- << "ffmpeg"
- << " -f image2 -vcodec png -i "
- << background_temp_->get_name()
- << " -target " << frame_params_.ffmpeg_name << "-dvd"
- << " -vcodec mpeg2video -an -y /dev/stdout"
- << " | spumux -v0 -mdvd " << state->spumux_temp.get_name()
- << " > " << contents_.menus[menu_num].vob_temp->get_name();
- }
- else
- {
- assert(encoder_ == mpeg_encoder_mjpegtools_old
- || encoder_ == mpeg_encoder_mjpegtools_new);
- command_stream
- << "pngtopnm "
- << background_temp_->get_name()
- << " | ppmtoy4m -v0 -n1 -F"
- << frame_params_.rate_numer
- << ":" << frame_params_.rate_denom
- << " -A" << frame_params_.pixel_ratio_width
- << ":" << frame_params_.pixel_ratio_height
- << " -Ip ";
- // The chroma subsampling keywords changed between
- // versions 1.6.2 and 1.8 of mjpegtools. There is no
- // keyword that works with both.
- if (encoder_ == mpeg_encoder_mjpegtools_old)
- command_stream << "-S420_mpeg2";
- else
- command_stream << "-S420mpeg2";
- command_stream
- << (" | mpeg2enc -v0 -f8 -a2 -o/dev/stdout"
- " | mplex -v0 -f8 -o/dev/stdout /dev/stdin"
- " | spumux -v0 -mdvd ")
- << state->spumux_temp.get_name()
- << " > "
- << contents_.menus[menu_num].vob_temp->get_name();
- }
- std::string command(command_stream.str());
- const char * argv[] = {
- "/bin/sh", "-c", command.c_str(), 0
- };
- std::cout << "running " << argv[2] << std::endl;
- int command_result;
- Glib::spawn_sync(".",
- Glib::ArrayHandle<std::string>(
- argv, sizeof(argv)/sizeof(argv[0]),
- Glib::OWNERSHIP_NONE),
- Glib::SPAWN_STDOUT_TO_DEV_NULL,
- SigC::Slot0<void>(),
- 0, 0,
- &command_result);
- if (command_result != 0)
- throw std::runtime_error("spumux pipeline failed");
- }
+ return false;
}
const video::frame_params & lookup_frame_params(const char * str)
nsCOMPtr<nsIPrefBranch> pref_branch;
check(pref_service->GetBranch("", getter_AddRefs(pref_branch)));
-# if MOZ_VERSION_MAJOR > 1 \
- || (MOZ_VERSION_MAJOR == 1 && MOZ_VERSION_MINOR >= 8)
- // Disable IE-compatibility kluge that causes backgrounds to
- // sometimes/usually be missing from snapshots. This is only
- // effective from Mozilla 1.8 onward.
- check(pref_branch->SetBoolPref(
- "layout.fire_onload_after_image_background_loads",
- true));
-
- // Turn off link underlining. This is also set in the agent
- // stylesheet, but seems to be overridden by preferences in
- // Mozilla 1.8.
- check(pref_branch->SetBoolPref("browser.underline_anchors",
- false));
-# endif
+ // Disable IE-compatibility kluge that causes backgrounds to
+ // sometimes/usually be missing from snapshots. This is only
+ // effective from Mozilla 1.8 onward.
+ check(pref_branch->SetBoolPref(
+ "layout.fire_onload_after_image_background_loads",
+ true));
// Set display resolution. With standard-definition video we
// will be fitting ~600 pixels across a screen typically
// slightly different but unfortunately Mozilla doesn't
// support non-square pixels (and neither do fontconfig or Xft
// anyway).
- check(pref_branch->SetIntPref("browser.display.screen_resolution",
- 40));
+
+ // The browser.display.screen_resolution preference sets the
+ // the nominal resolution for dimensions expressed in pixels.
+ // (They may be scaled!) In Mozilla 1.7 it also sets the
+ // assumed resolution of the display - hence pixel sizes are
+ // respected on-screen - but this is no longer the case in
+ // 1.8. Therefore it was renamed to layout.css.dpi in 1.8.1.
+ // In 1.8 we need to set the assumed screen resolution
+ // separately, but don't know how yet. Setting one to 40
+ // but not the other is *bad*, so currently we set neither.
+
+# if 0
+ check(pref_branch->SetIntPref("browser.display.screen_resolution",
+ 40));
+# endif
}
} // namespace
void fatal_error(const std::string & message)
{
- std::cerr << "Fatal error: " << message << "\n";
+ std::cerr << "ERROR: " << message << "\n";
Gtk::Main::quit();
}
bool preview_mode = false;
std::string menu_url;
std::string output_dir;
- mpeg_encoder encoder = mpeg_encoder_ffmpeg;
+ dvd_generator::mpeg_encoder encoder =
+ dvd_generator::mpeg_encoder_ffmpeg;
// Do initial option parsing. We have to do this before
// letting Gtk parse the arguments since we may need to spawn
}
if (std::strcmp(argv[argi + 1], "ffmpeg") == 0)
{
- encoder = mpeg_encoder_ffmpeg;
+ encoder = dvd_generator::mpeg_encoder_ffmpeg;
}
else if (std::strcmp(argv[argi + 1], "mjpegtools-old") == 0)
{
- encoder = mpeg_encoder_mjpegtools_old;
+ encoder = dvd_generator::mpeg_encoder_mjpegtools_old;
}
else if (std::strcmp(argv[argi + 1], "mjpegtools") == 0
|| std::strcmp(argv[argi + 1], "mjpegtools-new") == 0)
{
- encoder = mpeg_encoder_mjpegtools_new;
+ encoder = dvd_generator::mpeg_encoder_mjpegtools_new;
}
else
{
// Initialise Mozilla
browser_widget::initialiser browser_init;
set_browser_preferences();
+ init_agent_style_sheet("file://" VIDEOLINK_SHARE_DIR "/videolink.css");
+ init_agent_style_sheet(std::string("file://" VIDEOLINK_SHARE_DIR "/")
+ .append(frame_params.common_name).append(".css")
+ .c_str());
if (!preview_mode)
null_prompt_service::install();
// Run the browser/converter
- videolink_window window(frame_params, menu_url, output_dir, encoder);
- window.show();
- window.signal_hide().connect(SigC::slot(&Gtk::Main::quit));
- Gtk::Main::run();
-
- return ((preview_mode || window.is_finished())
- ? EXIT_SUCCESS
- : EXIT_FAILURE);
+ if (preview_mode)
+ {
+ preview_window window(frame_params, menu_url);
+ window.show();
+ window.signal_hide().connect(sigc::ptr_fun(Gtk::Main::quit));
+ Gtk::Main::run();
+ return EXIT_SUCCESS;
+ }
+ else
+ {
+ conversion_window window(frame_params, menu_url, output_dir, encoder);
+ window.show();
+ window.signal_hide().connect(sigc::ptr_fun(Gtk::Main::quit));
+ Gtk::Main::run();
+ return window.is_finished() ? EXIT_SUCCESS : EXIT_FAILURE;
+ }
}
catch (std::exception & e)
{
- std::cerr << "Fatal error: " << e.what() << "\n";
+ std::cerr << "ERROR: " << e.what() << "\n";
return EXIT_FAILURE;
}
}