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-rwxr-xr-xTOOLS/matroska.pl169
1 files changed, 0 insertions, 169 deletions
diff --git a/TOOLS/matroska.pl b/TOOLS/matroska.pl
deleted file mode 100755
index 41e4f6aa81..0000000000
--- a/TOOLS/matroska.pl
+++ /dev/null
@@ -1,169 +0,0 @@
-#! /usr/bin/env perl
-
-# Generate C definitions for parsing Matroska files.
-
-use strict;
-use warnings;
-
-use FindBin;
-use lib "$FindBin::Bin/lib";
-use Parse::Matroska::Definitions;
-use Parse::Matroska::Reader;
-
-use Getopt::Long;
-use List::Util qw{max};
-
-my @global_elem_list = @Parse::Matroska::Definitions::global_elem_list;
-
-Getopt::Long::Configure(qw{auto_version auto_help});
-my %opt;
-GetOptions(\%opt,
- "generate-header",
- "generate-definitions",
- "full",
- );
-
-if ($opt{"generate-header"}) {
- generate_c_header();
-} elsif ($opt{"generate-definitions"}) {
- generate_c_definitions();
-} else {
- for (@ARGV) {
- my $reader = Parse::Matroska::Reader->new($_ eq '-' ? \*STDIN : $_) or die $!;
- while (my $elem = $reader->read_element($_ eq '-')) {
- process_elem($elem, $_ eq '-');
- }
- }
-}
-
-# Generate declarations for libmpdemux/ebml_types.h
-sub generate_c_header {
- print "/* Generated by TOOLS/matroska.pl, do not edit manually */\n\n";
-
- # Write a #define for the ElementID of each known element
- for my $el (@global_elem_list) {
- printf "#define %-40s 0x%s\n", $el->{definename}, $el->{elid};
- }
- print "\n";
-
- # Define a struct for each ElementID that has child elements
- for my $el (@global_elem_list) {
- next unless $el->{subelements};
- print "\nstruct $el->{structname} {\n";
-
- # Figure out the length of the longest variable name
- # Used for pretty-printing in the next step
- my $l = max(map { length $_->{valname} } values %{$el->{subelements}});
-
- # Output each variable, with pointers for array (multiple) elements
- for my $subel (sort { $a->{definename} cmp $b->{definename} } values %{$el->{subelements}}) {
- printf " %-${l}s %s%s;\n",
- $subel->{valname}, $subel->{multiple}?'*':' ', $subel->{fieldname};
- }
- print "\n";
-
- # Output a counter variable for each element
- # (presence/absence for scalars, item count for arrays)
- for my $subel (sort values %{$el->{subelements}}) {
- print " int n_$subel->{fieldname};\n"
- }
- print "};\n";
- }
- print "\n";
-
- # Output extern references for ebml_elem_desc structs for each of the elements
- # These are defined by generate_c_definitions
- for my $el (@global_elem_list) {
- next unless $el->{subelements};
- print "extern const struct ebml_elem_desc $el->{structname}_desc;\n";
- }
- print "\n";
-
- # Output the max number of sub-elements a known element might have
- printf "#define MAX_EBML_SUBELEMENTS %d\n",
- max(map { scalar keys %{$_->{subelements}} }
- grep { $_->{subelements} } @global_elem_list);
-}
-
-# Generate definitions for libmpdemux/ebml_defs.c
-sub generate_c_definitions {
- print "/* Generated by TOOLS/matroska.pl, do not edit manually */\n\n";
- # ebml_defs.c uses macros declared in ebml.c
- for my $el (@global_elem_list) {
- print "\n";
- if ($el->{subelements}) {
- # set N for the next macros
- print "#define N $el->{fieldname}\n";
-
- # define a struct ebml_$N_desc and gets ready to define fields
- # this secretly opens two scopes; hence the }}; at the end
- print "E_S(\"$el->{name}\", ".scalar(keys %{$el->{subelements}}).")\n";
-
- # define a field for each subelement
- # also does lots of macro magic, but doesn't open a scope
- for my $subel (sort { $a->{definename} cmp $b->{definename} } values %{$el->{subelements}}) {
- print "F($subel->{definename}, $subel->{fieldname}, ".
- ($subel->{multiple}?'1':'0').")\n";
- }
- # close the struct
- print "}};\n";
-
- # unset N since we've used it
- print "#undef N\n";
- } else {
- print "E(\"$el->{name}\", $el->{fieldname}, $el->{ebmltype})\n";
- }
- }
-}
-
-sub repr {
- my @ret;
- foreach (@_) {
- if (/'/) {
- s/"/\\"/g;
- push @ret, "\"$_\"";
- } else {
- push @ret, "'$_'";
- }
- }
- return @ret if wantarray;
- return pop @ret if defined wantarray;
- return;
-}
-
-sub process_elem {
- my ($elem, $read_bin) = @_;
- unless ($opt{full}) {
- if ($elem->{name} eq 'Cluster' || $elem->{name} eq 'Cues') {
- $elem->skip;
- return;
- }
- }
- die unless $elem;
-
- if ($elem->{type} ne 'skip') {
- print "$elem->{depth} $elem->{elid} $elem->{name} size: $elem->{content_len} value: ";
- }
-
- if ($elem->{type} eq 'sub') {
- print "subelements:\n";
- while (my $chld = $elem->next_child($read_bin)) {
- process_elem($chld);
- }
- } elsif ($elem->{type} eq 'binary') {
- my $t = "<skipped $elem->{content_len} bytes>";
- if ($elem->{content_len} < 20) {
- $t = unpack "H*", $elem->get_value;
- }
- print "binary $t\n";
- delete $elem->{value};
- } elsif ($elem->{type} eq 'ebml_id') {
- print "binary $elem->{value}->{elid} (".($elem->{value}->{name}||"UNKNOWN").")\n";
- } elsif ($elem->{type} eq 'skip') {
- # skip
- } elsif ($elem->{type} eq 'str') {
- print "string ". repr($elem->get_value) . "\n";
- } else {
- print "$elem->{type} ". $elem->get_value ."\n";
- }
-}