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 && $movie =~ m{\.og[vg]$}i ) {
33 my $movie_master = $movie;
34 $movie = base_dir($movie) . '/video.ogv';
35 unlink $movie if -e $movie;
36 symlink base_name($movie_master), $movie;
37 warn "symlink video.ogv -> $movie_master";
39 die "Usage: $0 media/conference-Title_of_talk[/video.ogv'\n";
42 my $media_part = my $media_dir = base_dir($movie);
43 $media_part =~ s{media/}{};
44 $media_part =~ s{/$}{};
46 unlink 'media/_editing';
47 symlink $media_part, 'media/_editing';
49 warn "# media_part $media_part\n";
51 my $edl = "/dev/shm/edl";
52 my $subtitles = $movie;
53 $subtitles =~ s{\.\w+$}{.srt};
57 my $slide_factor = 4; # 1/4 size of video
59 my $min_slide_height = 480;
66 my $pid = open3( $to_mplayer, $from_mplayer, $err_mplayer,
70 # '-msglevel', 'demux=9', '-msgmodule',
73 '-vf' => 'screenshot',
76 my $select = IO::Select->new();
77 #$select->add( \*STDIN );
78 $select->add( $from_mplayer );
79 #$select->add( $err_mplayer );
84 warn "$movie ", -s $movie, " bytes $edl\n";
85 print $to_mplayer qq|loadfile "$movie"\n|;
90 my $term_id = `xdotool getwindowfocus`;
95 $mplayer_id ||= `xdotool search mplayer`;
96 warn "focus_mplayer $mplayer_id\n";
97 system "xdotool windowactivate $mplayer_id"
101 warn "focus_term $term_id\n";
102 system "xdotool windowactivate $term_id";
108 my ( $to, $osd ) = @_;
110 my $preroll_to = $to - $preroll;
111 $preroll_to = 0 if $preroll_to < 0;
112 print $to_mplayer "set_property time_pos $preroll_to\n";
113 my $osd_ms = ( $to - time_pos() ) * 1000;
114 print $to_mplayer "get_property time_pos\n";
115 print $to_mplayer "osd_show_text \"PREROLL $osd\"\n"; # $osd_ms\n";
116 warn "PREROLL $to -> $pos [$osd_ms] $osd\n";
117 print $to_mplayer "play\n";
130 print $to_mplayer $cmd;
137 sprintf "%s/s/%d/%03d.jpg", $media_dir, @_;
143 my $t = join(',', @_);
144 system "oggThumb -t $t -o jpg -n $file $video";
149 return sprintf('%02d:%02d', int($t/60), int($t%60));
154 if ( ! $prop->{width} || ! $prop->{height} ) {
155 warn "SKIP no size yet\n";
159 if ( ! @subtitles ) {
160 warn "SKIP no subtitles yet\n";
173 foreach my $s ( @subtitles ) {
174 push @{ $sync->{htmlEvents}->{'#subtitle'} }, {
175 startTime => $s->[0],
180 if ( $s->[2] =~ m{video:(.+)} ) {
182 my $path = "$media_dir/$video";
184 warn "MISSING $path: $!\n";
186 my $frame_dir = "$media_dir/s/$video";
187 system "mplayer -vo jpeg:outdir=$frame_dir,quality=95 -frames 1 -ss 0 -ao null -really-quiet $media_dir/$video"
189 push @videos, [ @$s, $video ];
191 } elsif ( $s->[2] =~ m{slide:(\d+)\s+shot:(\d+\.\d+)} ) {
192 push @frames, [ $2, $1 ];
196 next unless $s->[2] =~ m{\[(\d+)\]};
199 push @{ $sync->{customEvents} }, {
200 startTime => $s->[0],
202 action => 'chapterChange',
204 carousel => 'theCarousel',
207 description => $s->[2],
208 src => slide_jpg( 4 => $1 ),
213 push @slide_t, $s->[0];
217 rmdir $_ foreach glob "$media_dir/s/[124]";
218 my $hires = "$media_dir/s/hires";
219 mkdir $hires unless -e $hires;
221 oggThumb $movie, "$hires/.f%.jpg", map { $_->[0] } @frames;
223 foreach my $i ( 0 .. $#frames ) {
224 my $from = "$hires/.f$i.jpg";
225 my $to = "$hires/f" . $frames[$i]->[1] . '.jpg';
226 rename $from, $to || warn "can't rename $from -> $to: $!";
231 foreach ( 0 .. $#slide_t ) {
232 my $slide_nr = $_ + 1;
233 push @{ $sync->{htmlEvents}->{'#slide'} }, {
234 startTime => $slide_t[$_],
235 endTime => $slide_t[$_ + 1] || $prop->{length},
236 html => '<img src=' . slide_jpg( 1 => $slide_nr ) . '>',
240 my @slides_hires = glob "$media_dir/s/hires/*";
242 my $path = "$media_dir/s";
245 warn "create slides images in $path";
249 my $max_slide_height = 480; # XXX
251 foreach my $hires ( @slides_hires ) {
253 my ($slide_width, $slide_height) = Graphics::Magick->new->Ping( $hires );
254 my $slide_aspect = $slide_width / $slide_height;
256 my $nr = $1 if $hires =~ m{(\d+)\.\w+$} || warn "can't find number in $hires";
261 foreach my $factor ( 1, 2, 4 ) {
263 mkdir "$path/$factor" unless -e "$path/$factor";
265 my $file = slide_jpg( $factor => $nr );
268 my $w = int( $max_slide_height / $factor * $slide_aspect );
269 my $h = int( $max_slide_height / $factor );
271 warn "slide [$nr] $hires -> ${w}x${h} $file\n";
274 warn "loading $hires ", -s $hires, " bytes\n";
275 $im = Graphics::Magick->new;
276 $im->ReadImage( $hires );
278 $im->Resize( width => $w, height => $h, filter => 13, blur => 0.9 );
280 my $c = 1; # $h / 10;
282 font => 'Sans', pointsize => $h / 10,
283 #text => "$factor = $w*$h",
291 #warn "# info ", dump %info;
292 #warn dump $im->QueryFontMetrics( %info );
293 my ($x_ppem, $y_ppem, $ascender, $descender, $width, $height, $max_advance) = $im->QueryFontMetrics( %info );
294 my $background = Graphics::Magick->new( size => $width . 'x' . $height );
295 $background->ReadImage( 'xc:black' );
296 $im->Composite( image => $background, compose => 'Over', x => $c, y => $c, opacity => 75 );
297 $info{y} += $ascender;
298 $im->Annotate( fill => 'yellow', %info );
302 $im->Write( filename => $file );
308 my $bars = "$path/bars.png";
309 if ( 1 || ! -e $bars ) { # FIXME
310 my $im = Graphics::Magick->new;
311 $im->ReadImage( "$media_dir/../SMPTE_Color_Bars.svg" );
312 my ($slide_width, $slide_height) = Graphics::Magick->new->Ping( slide_jpg( 1 => 1 ) );
313 $im->Resize( width => $slide_width, height => $slide_height );
314 $im->Write( filename => $bars );
315 warn "created $bars ", -s $bars, " bytes\n";
319 my ($slide_width, $slide_height, $size, $format) = Graphics::Magick->new->Ping( slide_jpg( $slide_factor => 1 ) );
325 width => $slide_width,
326 height => $slide_height,
330 $html5tv->{html}->{video_tags} =
337 push @{ $html5tv->{sync}->{customEvents} }, {
338 startTime => $s->[0],
340 action => 'additional_video',
344 description => $s->[2],
345 src => "$media_dir/s/1/00000001.jpg",
351 <video id="$id" style="display: none" controls="controls" width="$html5tv->{video}->{width}px" height="$html5tv->{video}->{height}px">
352 <source src="$media_dir/$_->[3]" />
359 my @customEvents_sorted;
361 if ( ref $html5tv->{sync}->{customEvents} ne 'ARRAY' ) {
363 warn "ERROR: no slide markers [1] .. [", scalar @slides_hires, "] in subtitles\n";
366 @customEvents_sorted =
367 sort { $a->{startTime} <=> $b->{startTime} }
368 @{ $html5tv->{sync}->{customEvents} }
374 $_->{args}->{index} = $index++ foreach @customEvents_sorted;
376 warn "last customEvent $index\n";
378 $html5tv->{html}->{subtitles_table}
379 = qq|<table id="subtitles">|
382 my $s = fmt_mmss( $_->{startTime} );
383 my $e = fmt_mmss( $_->{endTime} );
385 <tr id="sub_$_->{index}">
386 <td class="seek_video"><a href="#$_->{startTime}">$s</a></td>
387 <td class="seek_video"><a href="#$_->{endTime}">$e</a></td>
388 <td>$_->{args}->{title}</td>
394 . qq|</table><a href="$media_dir/video.srt">download subtitles</a>|
397 my $hCalendar = '<div style="color: red">Create <tt>hCalendar.html</tt> to fill this space</div>';
398 my $hcal_path = "$media_dir/hCalendar.html";
399 if ( -e $hcal_path ) {
400 $html5tv->{hCalendar} = read_file $hcal_path;
401 my $tree = HTML::TreeBuilder->new;
402 $tree->parse_file($hcal_path);
403 if ( my $vevent = $tree->look_down( class => 'vevent' ) ) {
404 $html5tv->{title} = $vevent->look_down( class=> 'summary' )->as_trimmed_text;
408 warn "# html5tv ", dump $html5tv if $debug;
410 my $sync_path = "$media_dir/video.js";
411 write_file $sync_path, "var html5tv = " . to_json($html5tv) . " ;\n";
412 warn "sync $sync_path ", -s $sync_path, " bytes\n";
414 my $html = read_file 'www/tv.html';
415 $html =~ s|{([^}]+)}|my $n = $1; $n =~ s(\.)(}->{)g; eval "\$html5tv->{$n}"|egs ||
416 warn "no interpolation in template!";
418 write_file "www/_editing.html", $html;
419 $html =~ s{media/_editing}{media/$media_part}gs;
420 write_file "www/$media_part.html", $html;
422 my $carousel_width = $prop->{width} + $slide_width - 80;
423 $carousel_width -= $carousel_width % ( $slide_width + 6 ); # round to full slide
424 my $carousel_height = $slide_height + 2;
426 write_file "$media_dir/video.css", qq|
428 .jcarousel-skin-ie7 .jcarousel-container-horizontal,
429 .jcarousel-skin-ie7 .jcarousel-clip-horizontal {
430 width: ${carousel_width}px;
431 height: ${carousel_height}px;
434 .jcarousel-skin-ie7 .jcarousel-item {
435 width: ${slide_width}px;
436 height: ${slide_height}px;
441 background-color: #ffc;
445 width: $prop->{width}px;
446 height: $prop->{height}px;
447 font-family: Arial, Helvetica, sans-serif;
448 margin: 0 10px 0px 0;
462 padding: 1px 10px 5px 10px ;
465 width: $html5tv->{video}->{width}px;
470 .jcarousel-skin-ie7 .jcarousel-item img:hover {
471 // border-color: #555 !important;
474 .jcarousel-skin-ie7 .jcarousel-item:hover div.thumbnailOverlay {
475 visibility: visible !important;
478 .jcarousel-skin-ie7 .jcarousel-item div.thumbnailOverlay {
484 font-family: Arial, Verdana;
491 padding: 2px 0 2px 0;
492 width: ${slide_width}px;
497 font-family: monospace;
508 my $hh = int( $t / 3600 );
510 my $mm = int( $t / 60 );
512 my $srt = sprintf "%02d:%02d:%04.1f", $hh, $mm, $t;
525 foreach my $s ( @subtitles ) {
527 . t_srt( $s->[0] ) . " --> " . t_srt( $s->[1] ) . "\n"
533 write_file $subtitles, $srt;
534 YAML::DumpFile "$subtitles.yaml", sort { $a->[0] <=> $b->[0] } @subtitles;
538 , qq|sub_load "$subtitles"\n|
544 if ( ! -e "$subtitles.yaml" ) {
545 warn "no subtitles $subtitles to load\n";
548 @subtitles = YAML::LoadFile "$subtitles.yaml";
549 warn "subtitles ", dump @subtitles;
554 print $to_mplayer qq|pause\n|;
556 system( qq|vi "$subtitles.yaml"| ) == 0 and load_subtitles;
562 if ( -e "$media_dir/presentation.txt" ) {
563 my $slides = read_file "$media_dir/presentation.txt";
564 my @s = map { [ split(/[\n\r]+/, $_) ] } split(/\f/, $slides);
567 $slide_line++ if $s[1]->[$slide_line] eq $s[2]->[$slide_line]; # skip header
569 foreach my $s ( @s ) {
570 push @slide_titles, $s->[$slide_line];
573 warn "# slides titles ", dump @slide_titles;
580 foreach ( 0 .. $#subtitles ) {
581 my $i = $#subtitles - $_;
582 $last_slide = $1 if $subtitles[$i]->[2] =~ m/\[(\d+)\]/;
586 if ( $last_slide && $subtitles[ $#subtitles ]->[2] ne '-' || ! @subtitles ) {
588 # quick add next slide for Takahashi method presentations
589 # with a lot of transitions
590 my $nr = $last_slide + 1;
592 $text .= ' ' . $slide_titles[ $nr - 1 ] if defined $slide_titles[ $nr - 1 ];
593 warn "add slide $text";
594 push @subtitles, [ $pos, $pos + 1, $text ];
600 print $to_mplayer qq|pause\n|;
602 warn "subtitles ", dump( @subtitles ), "\nnext: [", $last_slide + 1, "]\n";
608 $subtitles[ $#subtitles ]->[2] = $line if defined $line;
612 preroll $subtitles[ $#subtitles ]->[0], $line;
616 print $to_mplayer qq|get_property time_pos\n|;
617 my $line = <$from_mplayer>;
618 if ( $line =~ m{^ANS_time_pos=(\d+\.\d+)} ) {
619 warn "# time_pos $1\n";
627 sprintf "%1.5f - %1.5f %s %s\n", @$s, join(' | ',@_);
631 my $s = ( grep { $_->[0] < $pos } @subtitles )[-1] || return;
632 warn "<<<< subtitle ", sub_fmt $s;
633 preroll $s->[0], $s->[2];
634 # print $to_mplayer "set_property time_pos $s->[0]\n";
638 my $s = ( grep { $_->[0] > $pos } @subtitles )[0] || return;
639 warn ">>>> subtitle ", sub_fmt $s;
640 preroll $s->[0], $s->[2];
641 # print $to_mplayer "set_property time_pos $s->[0]\n";
644 sub current_subtitle {
645 my $callback = shift;
647 foreach my $nr ( 0 .. $#subtitles ) {
648 my $s = $subtitles[$nr];
649 if ( $s->[0] <= $pos && $s->[1] >= $pos ) {
650 warn sub_fmt $s, $pos;
652 $callback->( $visible, $pos ) if $callback;
653 return ( $visible, $pos );
656 warn "# $pos no visible subtitle\n";
661 current_subtitle( sub {
662 my ( $nr, $pos ) = @_;
663 my $new_start = $subtitles[$nr]->[0] += $offset;
664 warn "subtitle $nr $pos $offset $new_start\n";
666 preroll $new_start, "$pos $offset $new_start";
672 # XXX main epool loop
676 my $slides = HTML5TV::Slides->new(
678 my $t = shift || return;
680 foreach my $s ( @subtitles ) {
681 $nr = $1 if $s->[2] =~ m{\[(\d+)\]} && $s->[0] < $t;
691 if ( $line =~ m{V:\s*(\d+\.\d+)\s+} ) {
694 # $pos = $1 if $1 > 0.2; # mplayer demuxer report fake position while seeking
695 } elsif ( $line =~ m{Exiting} ) {
697 } elsif ( $line =~ m{ANS_(\w+)=(\S+)} ) {
699 warn "prop $1 = $2\n";
700 } elsif ( $line =~ m{No bind found for key '(.+)'} ) {
702 # XXX keyboard shortcuts
705 : $1 eq ',' ? add_subtitle
706 : $1 eq 'F1' ? prev_subtitle
707 : $1 eq 'F2' ? move_subtitle( -0.3 )
708 : $1 eq 'F3' ? move_subtitle( +0.3 )
709 : $1 eq 'F4' ? next_subtitle
710 : $1 eq 'F5' ? save_subtitles
711 : $1 eq 'F9' ? add_subtitle
712 : $1 eq 'F12' ? edit_subtitles
716 } elsif ( $line =~ m{EDL}i ) {
718 print $to_mplayer qq|osd_show_text "$line"\n|;
720 if ( $line =~ m{start}i ) {
721 push @subtitles, [ $pos, $pos, '-' ];
723 $subtitles[ $#subtitles ]->[1] = $pos;
725 } elsif ( $line =~ m{(shot\d+.png)} ) {
727 warn "shot $pos $shot\n";
729 my @existing_slides = glob("$media_dir/s/hires/*");
730 my $nr = $#existing_slides + 2;
732 push @subtitles, [ $pos, $pos, "slide:$nr shot:$pos" ];
734 warn "slide $nr from video $pos file $shot\n";
742 push @to_mplayer, "get_property $_\n" foreach grep { ! $prop->{$_} } ( qw/metadata video_codec video_bitrate width height fps length/ );
750 if ( abs($dt) > 0.2 ) {
752 $slides->show( $pos, $prop->{length}, @subtitles ) if $prop->{length};
756 foreach my $fd ( $select->can_read(0.1) ) {
757 if ( $fd == $from_mplayer ) {
759 sysread $from_mplayer, $ch, 1;
760 if ( $ch =~ m{[\n\r]} ) {
767 warn "unknown fd $fd";
771 if ( my $cmd = shift @to_mplayer ) {
773 print $to_mplayer $cmd;