6 use IPC::Open3 qw(open3);
8 use Data::Dump qw(dump);
12 use HTML::TreeBuilder;
14 use Time::HiRes qw(time);
15 use File::Path qw(rmtree);
20 my $debug = $ENV{DEBUG} || 0;
22 my $movie = shift @ARGV;
24 sub base_dir { $1 if $_[0] =~ m{^(.+)/[^/]+$} }
25 sub base_name { $1 if $_[0] =~ m{^.+/([^/]+)$} }
27 if ( ! $movie && -e 'media/_editing' ) {
28 $movie = 'media/' . readlink('media/_editing') . '/video.ogv';
29 warn "using media/_editing -> $movie\n";
30 } elsif ( -d $movie && $movie =~ m{media/} ) {
31 $movie .= '/video.ogv';
32 } elsif ( -f $movie && $movie !~ m{video\.ogv} ) {
33 my $movie_master = $movie;
34 $movie = base_dir($movie) . '/video.ogv';
36 symlink base_name($movie_master), $movie;
37 warn "symlink video.ogv -> $movie_master";
39 warn "using symlink video.ogv -> ", readlink $movie;
41 } elsif ( -f $movie ) {
42 warn "using video $movie";
44 die "Usage: $0 media/conference-Title_of_talk[/video.ogv'\n";
47 my $media_part = my $media_dir = base_dir($movie);
48 $media_part =~ s{media/}{};
49 $media_part =~ s{/$}{};
51 unlink 'media/_editing';
52 symlink $media_part, 'media/_editing';
54 warn "# media_part $media_part\n";
56 my $edl = "/dev/shm/edl";
57 my $subtitles = $movie;
58 $subtitles =~ s{\.\w+$}{.srt};
62 my $slide_factor = 4; # 1/4 size of video
64 my $min_slide_height = 480;
71 my $pid = open3( $to_mplayer, $from_mplayer, $err_mplayer,
75 # '-msglevel', 'demux=9', '-msgmodule',
78 '-vf' => 'screenshot',
81 my $select = IO::Select->new();
82 #$select->add( \*STDIN );
83 $select->add( $from_mplayer );
84 #$select->add( $err_mplayer );
89 warn "$movie ", -s $movie, " bytes $edl\n";
90 print $to_mplayer qq|loadfile "$movie"\n|;
95 my $term_id = `xdotool getwindowfocus`;
100 $mplayer_id ||= `xdotool search mplayer`;
101 warn "focus_mplayer $mplayer_id\n";
102 system "xdotool windowactivate $mplayer_id"
106 warn "focus_term $term_id\n";
107 system "xdotool windowactivate $term_id";
113 my ( $to, $osd ) = @_;
115 my $preroll_to = $to - $preroll;
116 $preroll_to = 0 if $preroll_to < 0;
117 print $to_mplayer "set_property time_pos $preroll_to\n";
118 my $osd_ms = ( $to - time_pos() ) * 1000;
119 print $to_mplayer "get_property time_pos\n";
120 print $to_mplayer "osd_show_text \"PREROLL $osd\"\n"; # $osd_ms\n";
121 warn "PREROLL $to -> $pos [$osd_ms] $osd\n";
122 print $to_mplayer "play\n";
135 print $to_mplayer $cmd;
142 sprintf "%s/s/%d/%03d.jpg", $media_dir, @_;
148 my $t = join(',', @_);
149 system "oggThumb -t $t -o jpg -n $file $video";
154 return sprintf('%02d:%02d', int($t/60), int($t%60));
159 if ( ! $prop->{width} || ! $prop->{height} ) {
160 warn "SKIP no size yet\n";
164 if ( ! @subtitles ) {
165 warn "SKIP no subtitles yet\n";
178 foreach my $s ( @subtitles ) {
179 push @{ $sync->{htmlEvents}->{'#subtitle'} }, {
180 startTime => $s->[0],
185 if ( $s->[2] =~ m{video:(.+)} ) {
187 my $path = "$media_dir/$video";
189 warn "MISSING $path: $!\n";
191 my $frame_dir = "$media_dir/s/$video";
192 system "mplayer -vo jpeg:outdir=$frame_dir,quality=95 -frames 1 -ss 0 -ao null -really-quiet $media_dir/$video"
194 push @videos, [ @$s, $video ];
196 } elsif ( $s->[2] =~ m{slide:(\d+)\s+shot:(\d+\.\d+)} ) {
197 push @frames, [ $2, $1 ];
201 next unless $s->[2] =~ m{\[(\d+)\]};
204 push @{ $sync->{customEvents} }, {
205 startTime => $s->[0],
207 action => 'chapterChange',
209 carousel => 'theCarousel',
212 description => $s->[2],
213 src => slide_jpg( 4 => $1 ),
218 push @slide_t, $s->[0];
222 rmdir $_ foreach glob "$media_dir/s/[124]";
223 my $hires = "$media_dir/s/hires";
224 mkdir $hires unless -e $hires;
226 oggThumb $movie, "$hires/.f%.jpg", map { $_->[0] } @frames;
228 foreach my $i ( 0 .. $#frames ) {
229 my $from = "$hires/.f$i.jpg";
230 my $to = "$hires/f" . $frames[$i]->[1] . '.jpg';
231 rename $from, $to || warn "can't rename $from -> $to: $!";
236 foreach ( 0 .. $#slide_t ) {
237 my $slide_nr = $_ + 1;
238 push @{ $sync->{htmlEvents}->{'#slide'} }, {
239 startTime => $slide_t[$_],
240 endTime => $slide_t[$_ + 1] || $prop->{length},
241 html => '<img src=' . slide_jpg( 1 => $slide_nr ) . '>',
245 my @slides_hires = glob "$media_dir/s/hires/*";
247 my $path = "$media_dir/s";
250 warn "create slides images in $path";
254 foreach my $hires ( @slides_hires ) {
256 my ($slide_width, $slide_height) = Graphics::Magick->new->Ping( $hires );
257 my $slide_aspect = $slide_width / $slide_height;
259 my $nr = $1 if $hires =~ m{(\d+)\.\w+$} || warn "can't find number in $hires";
264 foreach my $factor ( 1, 2, 4 ) {
266 mkdir "$path/$factor" unless -e "$path/$factor";
268 my $file = slide_jpg( $factor => $nr );
271 $min_slide_height = $prop->{height} if $prop->{height} > $min_slide_height;
273 my $w = $min_slide_height / $factor * $slide_aspect;
274 my $h = $min_slide_height / $factor;
276 warn "slide [$nr] $hires -> ${w}x${h} $file\n";
279 warn "loading $hires ", -s $hires, " bytes\n";
280 $im = Graphics::Magick->new;
281 $im->ReadImage( $hires );
283 $im->Resize( width => $w, height => $h, filter => 13, blur => 0.9 );
285 my $c = 1; # $h / 10;
287 font => 'Sans', pointsize => $h / 10,
288 #text => "$factor = $w*$h",
296 #warn "# info ", dump %info;
297 #warn dump $im->QueryFontMetrics( %info );
298 my ($x_ppem, $y_ppem, $ascender, $descender, $width, $height, $max_advance) = $im->QueryFontMetrics( %info );
299 my $background = Graphics::Magick->new( size => $width . 'x' . $height );
300 $background->ReadImage( 'xc:black' );
301 $im->Composite( image => $background, compose => 'Over', x => $c, y => $c, opacity => 75 );
302 $info{y} += $ascender;
303 $im->Annotate( fill => 'yellow', %info );
307 $im->Write( filename => $file );
312 my ($slide_width, $slide_height, $size, $format) = Graphics::Magick->new->Ping( slide_jpg( $slide_factor => 1 ) );
318 width => $slide_width,
319 height => $slide_height,
323 $html5tv->{html}->{video_tags} =
330 push @{ $html5tv->{sync}->{customEvents} }, {
331 startTime => $s->[0],
333 action => 'additional_video',
337 description => $s->[2],
338 src => "$media_dir/s/1/00000001.jpg",
344 <video id="$id" style="display: none" controls="controls" width="$html5tv->{video}->{width}px" height="$html5tv->{video}->{height}px">
345 <source src="$media_dir/$_->[3]" />
352 my @customEvents_sorted;
354 if ( ref $html5tv->{sync}->{customEvents} ne 'ARRAY' ) {
356 warn "ERROR: no slide markers [1] .. [", scalar @slides_hires, "] in subtitles\n";
359 @customEvents_sorted =
360 sort { $a->{startTime} <=> $b->{startTime} }
361 @{ $html5tv->{sync}->{customEvents} }
367 $_->{args}->{index} = $index++ foreach @customEvents_sorted;
369 warn "last customEvent $index\n";
371 $html5tv->{html}->{subtitles_table}
372 = qq|<table id="subtitles">|
375 my $s = fmt_mmss( $_->{startTime} );
376 my $e = fmt_mmss( $_->{endTime} );
378 <tr id="sub_$_->{index}">
379 <td class="seek_video"><a href="#$_->{startTime}">$s</a></td>
380 <td class="seek_video"><a href="#$_->{endTime}">$e</a></td>
381 <td>$_->{args}->{title}</td>
387 . qq|</table><a href="$media_dir/video.srt">download subtitles</a>|
390 my $hCalendar = '<div style="color: red">Create <tt>hCalendar.html</tt> to fill this space</div>';
391 my $hcal_path = "$media_dir/hCalendar.html";
392 if ( -e $hcal_path ) {
393 $html5tv->{hCalendar} = read_file $hcal_path;
394 my $tree = HTML::TreeBuilder->new;
395 $tree->parse_file($hcal_path);
396 if ( my $vevent = $tree->look_down( class => 'vevent' ) ) {
397 $html5tv->{title} = $vevent->look_down( class=> 'summary' )->as_trimmed_text;
401 warn "# html5tv ", dump $html5tv if $debug;
403 my $sync_path = "$media_dir/video.js";
404 write_file $sync_path, "var html5tv = " . to_json($html5tv) . " ;\n";
405 warn "sync $sync_path ", -s $sync_path, " bytes\n";
407 my $html = read_file 'www/tv.html';
408 $html =~ s|{([^}]+)}|my $n = $1; $n =~ s(\.)(}->{)g; eval "\$html5tv->{$n}"|egs ||
409 warn "no interpolation in template!";
411 write_file "www/_editing.html", $html;
412 $html =~ s{media/_editing}{media/$media_part}gs;
413 write_file "www/$media_part.html", $html;
415 my $carousel_width = $prop->{width} + $slide_width - 80;
416 $carousel_width -= $carousel_width % ( $slide_width + 6 ); # round to full slide
417 my $carousel_height = $slide_height + 2;
419 write_file "$media_dir/video.css", qq|
421 .jcarousel-skin-ie7 .jcarousel-container-horizontal,
422 .jcarousel-skin-ie7 .jcarousel-clip-horizontal {
423 width: ${carousel_width}px;
424 height: ${carousel_height}px;
427 .jcarousel-skin-ie7 .jcarousel-item {
428 width: ${slide_width}px;
429 height: ${slide_height}px;
434 background-color: #ffc;
438 width: $prop->{width}px;
439 height: $prop->{height}px;
440 font-family: Arial, Helvetica, sans-serif;
441 margin: 0 10px 0px 0;
455 padding: 1px 10px 5px 10px ;
458 width: $html5tv->{video}->{width}px;
463 .jcarousel-skin-ie7 .jcarousel-item img:hover {
464 // border-color: #555 !important;
467 .jcarousel-skin-ie7 .jcarousel-item:hover div.thumbnailOverlay {
468 visibility: visible !important;
471 .jcarousel-skin-ie7 .jcarousel-item div.thumbnailOverlay {
477 font-family: Arial, Verdana;
484 padding: 2px 0 2px 0;
485 width: ${slide_width}px;
490 font-family: monospace;
501 my $hh = int( $t / 3600 );
503 my $mm = int( $t / 60 );
505 my $srt = sprintf "%02d:%02d:%04.1f", $hh, $mm, $t;
518 foreach my $s ( @subtitles ) {
520 . t_srt( $s->[0] ) . " --> " . t_srt( $s->[1] ) . "\n"
526 write_file $subtitles, $srt;
527 YAML::DumpFile "$subtitles.yaml", sort { $a->[0] <=> $b->[0] } @subtitles;
531 , qq|sub_load "$subtitles"\n|
537 if ( ! -e "$subtitles.yaml" ) {
538 warn "no subtitles $subtitles to load\n";
541 @subtitles = YAML::LoadFile "$subtitles.yaml";
542 warn "subtitles ", dump @subtitles;
547 print $to_mplayer qq|pause\n|;
549 system( qq|vi "$subtitles.yaml"| ) == 0 and load_subtitles;
554 if ( $subtitles[ $#subtitles ]->[2] =~ m{\[(\d+)\]} ) {
556 # quick add next slide for Takahashi method presentations
557 # with a lot of transitions
559 warn "add slide $nr";
560 push @subtitles, [ $pos, $pos + 1, "[$nr]" ];
566 print $to_mplayer qq|pause\n|;
568 warn "subtitles ", dump( @subtitles );
574 $subtitles[ $#subtitles ]->[2] = $line if defined $line;
578 preroll $subtitles[ $#subtitles ]->[0], $line;
582 print $to_mplayer qq|get_property time_pos\n|;
583 my $line = <$from_mplayer>;
584 if ( $line =~ m{^ANS_time_pos=(\d+\.\d+)} ) {
585 warn "# time_pos $1\n";
593 sprintf "%1.5f - %1.5f %s %s\n", @$s, join(' | ',@_);
597 my $s = ( grep { $_->[0] < $pos } @subtitles )[-1] || return;
598 warn "<<<< subtitle ", sub_fmt $s;
599 preroll $s->[0], $s->[2];
600 # print $to_mplayer "set_property time_pos $s->[0]\n";
604 my $s = ( grep { $_->[0] > $pos } @subtitles )[0] || return;
605 warn ">>>> subtitle ", sub_fmt $s;
606 preroll $s->[0], $s->[2];
607 # print $to_mplayer "set_property time_pos $s->[0]\n";
610 sub current_subtitle {
611 my $callback = shift;
613 foreach my $nr ( 0 .. $#subtitles ) {
614 my $s = $subtitles[$nr];
615 if ( $s->[0] <= $pos && $s->[1] >= $pos ) {
616 warn sub_fmt $s, $pos;
618 $callback->( $visible, $pos ) if $callback;
619 return ( $visible, $pos );
622 warn "# $pos no visible subtitle\n";
627 current_subtitle( sub {
628 my ( $nr, $pos ) = @_;
629 my $new_start = $subtitles[$nr]->[0] += $offset;
630 warn "subtitle $nr $pos $offset $new_start\n";
632 preroll $new_start, "$pos $offset $new_start";
638 # XXX main epool loop
642 my $slides = HTML5TV::Slides->new(
644 my $t = shift || return;
646 foreach my $s ( @subtitles ) {
647 $nr = $1 if $s->[2] =~ m{\[(\d+)\]} && $s->[0] < $t;
657 if ( $line =~ m{V:\s*(\d+\.\d+)\s+} ) {
660 # $pos = $1 if $1 > 0.2; # mplayer demuxer report fake position while seeking
661 } elsif ( $line =~ m{Exiting} ) {
663 } elsif ( $line =~ m{ANS_(\w+)=(\S+)} ) {
665 warn "prop $1 = $2\n";
666 } elsif ( $line =~ m{No bind found for key '(.+)'} ) {
668 # XXX keyboard shortcuts
671 : $1 eq ',' ? add_subtitle
672 : $1 eq 'F1' ? prev_subtitle
673 : $1 eq 'F2' ? move_subtitle( -0.3 )
674 : $1 eq 'F3' ? move_subtitle( +0.3 )
675 : $1 eq 'F4' ? next_subtitle
676 : $1 eq 'F5' ? save_subtitles
677 : $1 eq 'F9' ? add_subtitle
678 : $1 eq 'F12' ? edit_subtitles
682 } elsif ( $line =~ m{EDL}i ) {
684 print $to_mplayer qq|osd_show_text "$line"\n|;
686 if ( $line =~ m{start}i ) {
687 push @subtitles, [ $pos, $pos, '-' ];
689 $subtitles[ $#subtitles ]->[1] = $pos;
691 } elsif ( $line =~ m{(shot\d+.png)} ) {
693 warn "shot $pos $shot\n";
695 my @existing_slides = glob("$media_dir/s/hires/*");
696 my $nr = $#existing_slides + 2;
698 push @subtitles, [ $pos, $pos, "slide:$nr shot:$pos" ];
700 warn "slide $nr from video $pos file $shot\n";
708 push @to_mplayer, "get_property $_\n" foreach grep { ! $prop->{$_} } ( qw/metadata video_codec video_bitrate width height fps length/ );
716 if ( abs($dt) > 0.2 ) {
718 $slides->show( $pos, $prop->{length}, @subtitles ) if $prop->{length};
722 foreach my $fd ( $select->can_read(0.1) ) {
723 if ( $fd == $from_mplayer ) {
725 sysread $from_mplayer, $ch, 1;
726 if ( $ch =~ m{[\n\r]} ) {
733 warn "unknown fd $fd";
737 if ( my $cmd = shift @to_mplayer ) {
739 print $to_mplayer $cmd;