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authorTimothy Gu <timothygu99@gmail.com>2014-08-31 19:39:35 -0700
committerMichael Niedermayer <michaelni@gmx.at>2014-09-04 02:34:20 +0200
commit17ad5fbb8af3ea3fad689064bc84ecfdfe52f0c2 (patch)
treee8e16ee908b4e0ba2c9d4cdfb6f053e0c6d9cd2c /doc/t2h.pm
parent75a9859ac67b60105769fda7160db081216b70f2 (diff)
downloadffmpeg-17ad5fbb8af3ea3fad689064bc84ecfdfe52f0c2.tar.gz
Use makeinfo to generate html doc for the new website
texi2html is deprecated by upstream in favor of makeinfo/texi2any. See: - https://www.gnu.org/software/texinfo/manual/texinfo/html_node/texi2html.html - https://wiki.debian.org/Texi2htmlTransition - https://lists.debian.org/debian-devel/2013/05/msg01516.html This is actually two separate changes. Based on a patch by Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>. Fixes Trac ticket #3232. Signed-off-by: Timothy Gu <timothygu99@gmail.com>
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diff --git a/doc/t2h.pm b/doc/t2h.pm
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+# makeinfo HTML output init file
+#
+# Copyright (c) 2011, 2012 Free Software Foundation, Inc.
+# Copyright (c) 2014 Andreas Cadhalpun
+# Copyright (c) 2014 Tiancheng "Timothy" Gu
+#
+# This file is part of FFmpeg.
+#
+# FFmpeg is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# FFmpeg is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with FFmpeg; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+# no navigation elements
+set_from_init_file('HEADERS', 0);
+
+# TOC and Chapter headings link
+set_from_init_file('TOC_LINKS', 1);
+
+# print the TOC where @contents is used
+set_from_init_file('INLINE_CONTENTS', 1);
+
+# make chapters <h2>
+set_from_init_file('CHAPTER_HEADER_LEVEL', 2);
+
+# Do not add <hr>
+set_from_init_file('DEFAULT_RULE', '');
+set_from_init_file('BIG_RULE', '');
+
+# Customized file beginning
+sub ffmpeg_begin_file($$$)
+{
+ my $self = shift;
+ my $filename = shift;
+ my $element = shift;
+
+ my $command;
+ if ($element and $self->get_conf('SPLIT')) {
+ $command = $self->element_command($element);
+ }
+
+ my ($title, $description, $encoding, $date, $css_lines,
+ $doctype, $bodytext, $copying_comment, $after_body_open,
+ $extra_head, $program_and_version, $program_homepage,
+ $program, $generator) = $self->_file_header_informations($command);
+
+ my $links = $self->_get_links ($filename, $element);
+
+ my $head1 = $ENV{"FFMPEG_HEADER1"} || <<EOT;
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html>
+<!-- Created by $program_and_version, $program_homepage -->
+ <head>
+ <meta charset="utf-8">
+ <title>
+EOT
+ my $head_title = <<EOT;
+ $title
+EOT
+
+ my $head2 = $ENV{"FFMPEG_HEADER2"} || <<EOT;
+ </title>
+ <link rel="stylesheet" type="text/css" href="style.min.css">
+ </head>
+ <body>
+ <div style="width: 95%; margin: auto">
+ <h1>
+EOT
+
+ my $head3 = $ENV{"FFMPEG_HEADER3"} || <<EOT;
+ </h1>
+EOT
+
+ return $head1 . $head_title . $head2 . $head_title . $head3;
+}
+texinfo_register_formatting_function('begin_file', \&ffmpeg_begin_file);
+
+# Customized file ending
+sub ffmpeg_end_file($)
+{
+ my $self = shift;
+ my $program_string = &{$self->{'format_program_string'}}($self);
+ my $program_text = <<EOT;
+ <p style="font-size: small;">
+ $program_string
+ </p>
+EOT
+ my $footer = $ENV{FFMPEG_FOOTER} || <<EOT;
+ </div>
+ </body>
+</html>
+EOT
+ return $program_text . $footer;
+}
+texinfo_register_formatting_function('end_file', \&ffmpeg_end_file);
+
+# Dummy title command
+# Ignore title. Title is handled through ffmpeg_begin_file().
+set_from_init_file('USE_TITLEPAGE_FOR_TITLE', 1);
+sub ffmpeg_title($$$$)
+{
+ return '';
+}
+
+texinfo_register_command_formatting('titlefont',
+ \&ffmpeg_title);
+
+# Customized float command. Part of code borrowed from GNU Texinfo.
+sub ffmpeg_float($$$$$)
+{
+ my $self = shift;
+ my $cmdname = shift;
+ my $command = shift;
+ my $args = shift;
+ my $content = shift;
+
+ my ($caption, $prepended) = Texinfo::Common::float_name_caption($self,
+ $command);
+ my $caption_text = '';
+ my $prepended_text;
+ my $prepended_save = '';
+
+ if ($self->in_string()) {
+ if ($prepended) {
+ $prepended_text = $self->convert_tree_new_formatting_context(
+ $prepended, 'float prepended');
+ } else {
+ $prepended_text = '';
+ }
+ if ($caption) {
+ $caption_text = $self->convert_tree_new_formatting_context(
+ {'contents' => $caption->{'args'}->[0]->{'contents'}},
+ 'float caption');
+ }
+ return $prepended.$content.$caption_text;
+ }
+
+ my $id = $self->command_id($command);
+ my $label;
+ if (defined($id) and $id ne '') {
+ $label = "<a name=\"$id\"></a>";
+ } else {
+ $label = '';
+ }
+
+ if ($prepended) {
+ if ($caption) {
+ # prepend the prepended tree to the first paragraph
+ my @caption_original_contents = @{$caption->{'args'}->[0]->{'contents'}};
+ my @caption_contents;
+ my $new_paragraph;
+ while (@caption_original_contents) {
+ my $content = shift @caption_original_contents;
+ if ($content->{'type'} and $content->{'type'} eq 'paragraph') {
+ %{$new_paragraph} = %{$content};
+ $new_paragraph->{'contents'} = [@{$content->{'contents'}}];
+ unshift (@{$new_paragraph->{'contents'}}, {'cmdname' => 'strong',
+ 'args' => [{'type' => 'brace_command_arg',
+ 'contents' => [$prepended]}]});
+ push @caption_contents, $new_paragraph;
+ last;
+ } else {
+ push @caption_contents, $content;
+ }
+ }
+ push @caption_contents, @caption_original_contents;
+ if ($new_paragraph) {
+ $caption_text = $self->convert_tree_new_formatting_context(
+ {'contents' => \@caption_contents}, 'float caption');
+ $prepended_text = '';
+ }
+ }
+ if ($caption_text eq '') {
+ $prepended_text = $self->convert_tree_new_formatting_context(
+ $prepended, 'float prepended');
+ if ($prepended_text ne '') {
+ $prepended_save = $prepended_text;
+ $prepended_text = '<p><strong>'.$prepended_text.'</strong></p>';
+ }
+ }
+ } else {
+ $prepended_text = '';
+ }
+
+ if ($caption and $caption_text eq '') {
+ $caption_text = $self->convert_tree_new_formatting_context(
+ $caption->{'args'}->[0], 'float caption');
+ }
+ if ($prepended_text.$caption_text ne '') {
+ $prepended_text = $self->_attribute_class('div','float-caption'). '>'
+ . $prepended_text;
+ $caption_text .= '</div>';
+ }
+ my $html_class = '';
+ if ($prepended_save =~ /NOTE/) {
+ $html_class = 'info';
+ $prepended_text = '';
+ $caption_text = '';
+ } elsif ($prepended_save =~ /IMPORTANT/) {
+ $html_class = 'warning';
+ $prepended_text = '';
+ $caption_text = '';
+ }
+ return $self->_attribute_class('div', $html_class). '>' . "\n" .
+ $prepended_text . $caption_text . $content . '</div>';
+}
+
+texinfo_register_command_formatting('float',
+ \&ffmpeg_float);
+
+1;
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