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render.pl
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#!/usr/bin/perl
use strict;
use warnings;
use utf8;
use Cwd;
use File::Basename;
use File::Copy;
use File::Path;
use File::Spec;
use Getopt::Long;
use Digest::SHA qw(sha256_hex sha256_base64);
use POSIX;
my @speeds;
sub print_usage;
GetOptions(
'i|input=s' => \(my $input_filename),
'o|output=s' => \(my $output_directory = '.'),
'c|cache=s' => \(my $cache_directory = './cache/'),
's|speeds=s{1,}' => \@speeds,
'charactermultiplier=s' => \(my $character_multiplier = "1"),
'standardspeedrepeat=s' => \(my $standard_speed_repeat = 0), #flag. 0 == false; 1 == true
'm|maxprocs=i' => \(my $max_processes = 10),
'z|racing=i' => \(my $speed_racing = 0), #flag. 0 == false; 1 == true
'rr|racingrepeat=i' => \(my $speed_racing_repeat = 0), #flag. 0 == false; 1 == true
'test' => \(my $test = ''), # flag. 1 = don't render audio -- just show what will be rendered -- useful when encoding text
'l|limit=i' => \(my $word_limit = -1), # 14 works great... 15 word limit for long sentences; -1 disables it
'norepeat' => \(my $no_repeat_morse), # flag
'nospoken' => \(my $no_spoken), # flag
'nocourtesytone' => \(my $no_courtesy_tone), # flag
'e|engine=s' => \(my $text_to_speech_engine = "neural"), # neural | standard
'sm|silencemorse=s' => \(my $silence_between_morse_code_and_spoken_voice = "1"),
'ss|silencesets=s' => \(my $silence_between_sets = "1"), # typically "1" sec
'st|silencemanualcourtesytone=s' => \(my $silence_before_manual_courtesy_tone = "1"), # This ONLY comes into play when the practice set manually specifies a courtesy tone with <courtesyTone>
'sv|silencevoice=s' => \(my $silence_between_voice_and_repeat = "1"), # typically 1 second
'sc|silencecontext=s' => \(my $silence_between_context_and_morse_code = "1"),
'x|extraspace=s' => \(my $extra_word_spacing = 0), # 0 is no extra spacing. 0.5 is half word extra spacing. 1 is twice the word space. 1.5 is 2.5x the word space. etc
'l|lang=s' => \(my $lang = "ENGLISH"), # ENGLISH | GERMAN | SWEDISH
'p|pitchtone=i' => \(my $pitch_tone = 700), # tone in Hz for pitch
'pr|pitchrandom' => \(my $pitch_tone_random = '0'), # flag. 0 == false, random pitch tone
'speedAdjustRegex=s'=> \(my $speedAdjustRegex = "") # format Eg., s/<speed1>/1.5/,s/<speed2>/2.5/
) or print_usage();
if("$input_filename" eq "") {
print("***************************************\n");
print("Error: An input text file is required!!\n");
print("***************************************\n\n");
print("Example:\n");
print("./render.pl -i example.txt");
print("\n\n\n");
print_usage();
}
my $speed_racing_multiplier = 1.5;
my $speed_racing_iterations = 3;
my @random_tones = (500, 550, 600, 650, 700, 750, 800, 850, 900);
# set default value for speeds here as it is too complex to do it inside the GetOptions call above
my $speedSize = @speeds;
@speeds = ($speedSize > 0) ? @speeds : ("15", "17", "20", "22", "25", "28", "30", "35", "40", "45", "50");
if (! -d "$output_directory") {
mkdir "$output_directory";
}
$cache_directory = File::Spec->rel2abs( $cache_directory ) . "/" ;
if (! -d "$cache_directory") {
mkdir "$cache_directory";
}
my $lower_lang_chars_regex = "a-z";
my $upper_lang_chars_regex = "A-Z";
if($lang eq "SWEDISH") {
$lower_lang_chars_regex = "a-zåäö";
$upper_lang_chars_regex = "A-ZÄÅÖ";
}
if($lang eq "GERMAN") {
$lower_lang_chars_regex = "a-züäöß";
$upper_lang_chars_regex = "A-ZÜÄÖß";
}
binmode(STDOUT, ":encoding(UTF-8)");
my $cmd;
my @cmdLst;
# text2speech.py error codes (coordinate with text2speech.py error return codes)
my $t2sIOError = 2;
my $filename = File::Spec->rel2abs($input_filename);
print "processing file $filename\n";
my ($file, $dirs, $suffix) = fileparse($filename, qr/\.[^.]*/);
print "dirs: $dirs, file: $file, suffix: $suffix\n";
$dirs = File::Spec->catfile($dirs, $output_directory);
my $filename_base = File::Spec->catpath("", $dirs, $file);
print "filename base: $filename_base\n";
my $filename_base_without_path = $file;
open my $fh, '<:encoding(UTF-8)', $filename or die "Can't open file $!";
my $file_content = do { local $/; <$fh> };
close $fh;
my $safe_content = $file_content;
$safe_content =~ s/\s—\s/, /g;
$safe_content =~ s/’/'/g; # replace non-standard single quote with standard one
$safe_content =~ s/\h+/ /g; #extra white space
$safe_content =~ s/(mr|mrs)\./$1/gi;
$safe_content =~ s/!|(?<!\\);/./g; #convert semi-colon and exclamation point to a period
$safe_content =~ s/\.\s+(?=\.)/./g; # turn . . . into ...
if(!$test) {
print "---- Generating silence and sound effect mp3 files...\n";
#create silence
unlink "$output_directory/silence.mp3" if (-f "$output_directory/silence.mp3");
@cmdLst = ("ffmpeg", "-f", "lavfi", "-i", "anullsrc=channel_layout=5.1:sample_rate=22050", "-t",
"$silence_between_sets", "-codec:a", "libmp3lame", "-b:a", "256k", "$output_directory/silence.mp3");
# print("cmd-1: @cmdLst\n");
system(@cmdLst) == 0 or die "ERROR 1: @cmdLst failed, $!\n";
# This is the silence between the Morse code and the spoken voice
unlink "$output_directory/silence1.mp3" if (-f "$output_directory/silence1.mp3");
@cmdLst = ("ffmpeg", "-f", "lavfi", "-i", "anullsrc=channel_layout=5.1:sample_rate=22050",
"-t", "$silence_between_morse_code_and_spoken_voice", "-codec:a", "libmp3lame",
"-b:a", "256k", "$output_directory/silence1.mp3");
# print "cmd-2: @cmdLst\n";
system(@cmdLst) == 0 or die "ERROR 2: @cmdLst failed, $!\n";
# This is the silence between the Morse code and the spoken voice
unlink "$output_directory/silence2.mp3" if (-f "$output_directory/silence2.mp3");
@cmdLst = ("ffmpeg", "-f", "lavfi", "-i", "anullsrc=channel_layout=5.1:sample_rate=22050",
"-t", "$silence_between_voice_and_repeat", "-codec:a", "libmp3lame",
"-b:a", "256k", "$output_directory/silence2.mp3");
# print "cmd-3a: @cmdLst\n";
system(@cmdLst) == 0 or die "ERROR 3: @cmdLst failed, $!\n";
# This is the silence between the context and the Morse code
unlink "$output_directory/silence3.mp3" if (-f "$output_directory/silence3.mp3");
@cmdLst = ("ffmpeg", "-f", "lavfi", "-i", "anullsrc=channel_layout=5.1:sample_rate=22050",
"-t", "$silence_between_context_and_morse_code", "-codec:a", "libmp3lame",
"-b:a", "256k", "$output_directory/silence3.mp3");
# print "cmd-3b: @cmdLst\n";
system(@cmdLst) == 0 or die "ERROR 3: @cmdLst failed, $!\n";
# This is the silence between the context and the Morse code
unlink "$output_directory/silence4.mp3" if (-f "$output_directory/silence4.mp3");
@cmdLst = ("ffmpeg", "-f", "lavfi", "-i", "anullsrc=channel_layout=5.1:sample_rate=22050",
"-t", "$silence_before_manual_courtesy_tone", "-codec:a", "libmp3lame",
"-b:a", "256k", "$output_directory/silence4.mp3");
# print "cmd-3c: @cmdLst\n";
system(@cmdLst) == 0 or die "ERROR 3: @cmdLst failed, $!\n";
#create quieter tone
unlink "$output_directory/plink-softer.mp3" if (-f "$output_directory/plink-softer.mp3");
$cmd = 'ffmpeg -i sounds/plink.mp3 -filter:a "volume=0.5" '.$output_directory.'/plink-softer.mp3';
print "cmd-4: $cmd\n";
system($cmd) == 0 or die "ERROR 4: $cmd failed, $!\n";
#create quieter tone
unlink "$output_directory/pluck-softer.mp3" if (-f "$output_directory/pluck-softer.mp3");
$cmd = 'ffmpeg -i sounds/pluck.mp3 -filter:a "volume=0.5" '.$output_directory.'/pluck-softer.mp3';
print "cmd-5: $cmd\n";
system($cmd) == 0 or die "ERROR 5: $cmd failed, $!\n";
}
# Simple string trim function
sub trim {
my $s = shift;
$s =~ s/^\s+|\s+$//g;
return $s
};
sub split_sentence_by_comma {
my $sentence = trim($_[0]);
my @ret = ();
my $accumulator = "";
my @sections = split /([^,]+,)/, $sentence;
foreach(@sections) {
my $section = trim($_);
my $accumlator_size = scalar(split /\s+/, $accumulator);
my $section_size = scalar(split /\s+/, $section);
if($accumlator_size == 0) {
$accumulator = trim($section);
} elsif($word_limit != -1 && ($accumlator_size + $section_size > $word_limit) && ($accumlator_size > 0)) {
push @ret, $accumulator;
$accumulator = $section;
} elsif($section_size > 0) {
$accumulator = trim($accumulator . ' ' . $section);
}
}
push @ret, $accumulator;
return @ret;
}
sub split_long_section {
my $sentence = $_[0];
my $word_count = 0;
my $partial_sentence = "";
my @ret = ();
my @words = split /\s+/, $sentence;
foreach(@words) {
my $word = $_;
$partial_sentence = $partial_sentence . " " . $word;
$word_count++;
if($word_limit != -1 && $word_count <= $word_limit) {
} else {
push @ret, $partial_sentence;
$partial_sentence = "";
$word_count = 0;
}
}
if($word_count > 0) {
push @ret, $partial_sentence;
}
return @ret;
}
sub split_long_sentence {
my $sentence = $_[0];
$sentence =~ s/[-]/ /g;
$sentence =~ s/:/,/g; # makes sense to substitute a colon for a comma
$sentence =~ s/[^A-Za-z0-9\.\?,'\s]//g;
my @ret = ();
my $accumulator = "";
my @sections = split_sentence_by_comma($sentence);
foreach(@sections) {
my $section = $_;
my @partial_sections = split_long_section($section);
foreach(@partial_sections) {
my $partial_section = trim($_);
my $accumulator_size = scalar(split /\s+/, $accumulator);
my $partial_section_size = scalar(split /\s+/, $partial_section);
if($accumulator_size == 0) {
$accumulator = trim($partial_section);
} elsif($word_limit != -1 && ($accumulator_size + $partial_section_size > $word_limit) && ($accumulator_size > 0)) {
push @ret, $accumulator;
$accumulator = $partial_section;
} elsif($partial_section_size > 0) {
$accumulator = trim($accumulator . ' ' . $partial_section);
}
}
}
push @ret, $accumulator;
return @ret;
}
sub split_on_spoken_directive {
my $raw = $_[0];
my $is_courtesy_tone = 0;
# example "{ weather } ^"
# Used to provide contextual priming
if($raw =~ m/^\s*\{(.*)\}\s*\^$/) {
my $sentence_part = "";
my $spoken_directive = $1;
$spoken_directive =~ s/\\//g;
my $repeat_part = "";
return ($is_courtesy_tone, $sentence_part, $spoken_directive, $repeat_part);
# example "<courtesyTone> ^"
} elsif($raw =~ m/\<courtesyTone\>/i) {
$is_courtesy_tone = 1;
my $sentence_part = "";
my $spoken_directive = "";
my $repeat_part = "";
return ($is_courtesy_tone, $sentence_part, $spoken_directive, $repeat_part);
#example "MD MD MD [Maryland|MD]^"
} elsif($raw =~ m/(.*?)\h*\[(.*?)(\|(.*?))?\]\h*([\^|\.|\?])$/) {
my $sentence_part = $1.$5;
my $spoken_directive = $2.$5;
my $repeat_part = $4.$5;
$sentence_part =~ s/\^//g;
$spoken_directive =~ s/\^//g;
$spoken_directive =~ s/\\\././g; #Unescape period
$spoken_directive =~ s/\\\?/?/g; #Unescape question mark
$spoken_directive =~ s/\\\;/;/g; #Unescape semicolon
$repeat_part =~ s/\^//g;
#temporarily change word speed directive so we can filter invalid characters
if($raw !~ m/<speak>.*?<\/speak>/) {
$sentence_part =~ s/\|(?=w\d+)/XXXWORDSPEEDXXX/g;
}
$repeat_part =~ s/\|(?=w\d+)/XXXWORDSPEEDXXX/g;
#this should be moved up to safe part.. remember to add ^ and \
$sentence_part =~ s/[^${upper_lang_chars_regex}${lower_lang_chars_regex}0-9\.\?<>\/,'\s\|]//g;
if($raw !~ m/<speak>.*?<\/speak>/) {
$spoken_directive =~ s/[^${upper_lang_chars_regex}${lower_lang_chars_regex}0-9\.\?<>,'\s]//g;
}
$repeat_part =~ s/[^${upper_lang_chars_regex}${lower_lang_chars_regex}0-9\.\?<>\/,'\s]//g;
#temporarily change word speed directive so we can filter invalid characters
$sentence_part =~ s/XXXWORDSPEEDXXX/|/g;
$repeat_part =~ s/XXXWORDSPEEDXXX/|/g;
if($repeat_part =~ m/^(\.|\?)$/ || $repeat_part eq "") {
$repeat_part = $sentence_part;
}
return ($is_courtesy_tone, $sentence_part, $spoken_directive, $repeat_part);
} else {
#temporarily change word speed directive so we can filter invalid characters
$raw =~ s/\|(?=w\d+)/XXXWORDSPEEDXXX/g;
$raw =~ s/\^//g;
$raw =~ s/[^${upper_lang_chars_regex}${lower_lang_chars_regex}0-9\.\?<>,'\s]//g;
$raw =~ s/XXXWORDSPEEDXXX/|/g;
return ($is_courtesy_tone, $raw, $raw, $raw);
}
}
my $punctuation_match = '(?<!\\\\)\.+(?!\w+\.)|(?<!\\\\)\?+|\^'; # Do not match escaped period or question ( \. or \? ) which can be used in spoken directive and don't match things like A.D.
my @sentences = split /($punctuation_match)/, $safe_content;
my $sentence_count = 1;
my $count = 1;
my $is_sentence = 1;
my $sentence;
my %filename_map;
open(my $fh_all, ">:encoding(UTF-8)", "$filename_base-sentences.txt");
open(my $fh_structure, ">:encoding(UTF-8)", "$filename_base-structure.txt");
my $ebookCmd;
foreach(@sentences) {
my $skip;
if($is_sentence) {
$sentence = $_;
$is_sentence = 0;
if($sentence =~ m/^\s+$/) {
$skip = 1;
} else {
$sentence_count++;
}
} else {
$is_sentence = 1;
if($skip == 1) {
$skip = 0;
next;
}
my $punctuation = $_;
$sentence = $sentence . $punctuation;
$sentence =~ s/\n/ /g; #remove extra new lines
$sentence =~ s/^\s+//g; #remove leading white space
print $fh_structure "======> $sentence\n";
print $fh_all "${sentence}\n";
my($is_courtsey_tone, $sentence_part, $spoken_directive, $repeat_part) = split_on_spoken_directive($sentence);
if($word_limit == -1) {
print "is_courtesy_tone: $is_courtsey_tone\n";
print "sentence_part: $sentence_part\n";
print "spoken_directive: $spoken_directive\n";
print "repeat_part: $repeat_part\n\n";
}
if($word_limit != -1 && $sentence_part ne $spoken_directive) {
print "Error: Cannot have spoken directive with word limit defined!!! Use one or the other!\n";
print "sentence_part: $sentence_part\n";
print "spoken_directive: $spoken_directive\n\n";
exit 1;
}
# Warning this logic must stay in sync with tex2speech.py
sub get_text2speech_cached_filename {
my ($lang, $sentence, $cache_directory) = @_;
my $cached_filename = "";
if($lang eq 'ENGLISH') {
if ($sentence =~ m/<speak>.*?<\/speak>/) {
$cached_filename = "Mathew-exact-";
} elsif ($sentence =~ m/^\s*([A-Za-z]{1,4})\s*$/) {
$cached_filename = "Mathew-slowly-";
} else {
$cached_filename = "Mathew-standard-";
}
} else {
$cached_filename = "${lang}-standard-";
}
$cached_filename .= $text_to_speech_engine . "-" . sha256_hex($sentence) . ".mp3";
$cached_filename = $cache_directory . $cached_filename;
return $cached_filename;
}
sub get_text2speech {
my ($counter, $spoken_text, $filename_map_key) = @_;
# Generate spoken section
if($word_limit != -1) {
rename("$output_directory/sentence.txt", '$filename_base-$counter.txt');
} else {
open(my $fh_spoken, ">:encoding(UTF-8)", "$filename_base-$counter.txt");
print $fh_spoken "$spoken_text\n";
close $fh_spoken;
}
my $exit_code = -1;
my $voiced_filename = get_text2speech_cached_filename($lang, "$spoken_text\n", $cache_directory);
if(-e $voiced_filename) {
$filename_map{$filename_map_key} = $voiced_filename;
} else {
while ($exit_code != 0 && (!$no_spoken || $filename_map_key =~ m/context/)) {
my $textFile = File::Spec->rel2abs("$filename_base-${counter}");
my $cmd = "./text2speech.py \"$textFile\" $text_to_speech_engine $lang $cache_directory";
print "execute $cmd\n";
my $output = `$cmd`;
print "$output";
$exit_code = $?;
$output =~ m/Cached filename:(.*)\n/;
my $voiced_filename = $1;
print "voiced_filename: $voiced_filename\n";
$filename_map{$filename_map_key} = $voiced_filename;
if ($exit_code == -1) {
print "ERROR: text2speech.py failed to execute: $!\n";
exit 1;
}
elsif ($exit_code & 127) {
printf "text2speech.py died with signal %d, %s coredump\n",
($exit_code & 127), ($exit_code & 128) ? 'with' : 'without';
exit 1;
}
else {
my $ecode = $exit_code >> 8;
printf "text2speech.py exited with value %d\n", $ecode;
if ($ecode == 1) {
print "text2speech.py exit_code: $exit_code\n";
exit 1;
}
elsif ($ecode == $t2sIOError) {
print "ERROR: text2speech.py error reading aws.properties file\n";
exit 1;
}
}
}
}
}
my $counter = sprintf("%05d",$count);
if($is_courtsey_tone == 1) {
$filename_map{"$counter-courtesyTone"} = 1;
$count++;
} elsif($sentence_part eq "" && $repeat_part eq "" && $spoken_directive ne "") {
get_text2speech($counter, $spoken_directive, "$counter-context");
$count++;
}
my @partial_sentence = $sentence_part;
if($word_limit != -1) {
@partial_sentence = split_long_sentence($sentence);
}
foreach(@partial_sentence) {
print "---- loop 1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -\n";
print "---- debug: partial sentence: $_\n";
my $num_chunks++;
my $sentence_chunk = $_;
if($_ !~ m/^\s*$/) {
print $fh_structure "XXX $sentence_chunk\n";
if($word_limit != -1) {
print "sentence and spoken chunk: $sentence_chunk\n";
}
if(!$test) {
$sentence_chunk =~ s/^\s+|\s+$//g; #extra space on the end adds new line!
$counter = sprintf("%05d",$count);
my $fork_count = 0;
sub uniq {
my %seen;
return grep { !$seen{$_}++ } @_;
}
my @render_speeds = @speeds;
if($speed_racing == 1) {
@render_speeds = ();
foreach(@speeds) {
my $speed = $_;
push(@render_speeds, $speed);
for(my $i=1; $i<=$speed_racing_iterations; $i++) {
my $max_speed = $speed * $speed_racing_multiplier;
my $iteration_speed = ceil(($max_speed-$speed)/$speed_racing_iterations*$i + $speed);
push(@render_speeds, $iteration_speed);
print("speed:$speed max_speed:$max_speed iteration:$i iteration_speed:$iteration_speed\n");
}
}
}
@render_speeds = uniq(@render_speeds);
foreach(@render_speeds) {
my $speed = $_;
my $farnsworth = 0;
if ($fork_count >= $max_processes) {
print("XXXXXX Fork 1 xXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXX");
print("XXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXX");
print("waiting on forks: fork_count: $fork_count max_processes: $max_processes\n");
wait();
$fork_count--;
}
if($speed =~ m/(\d+)\/(\d+)/) {
$speed = $1;
$farnsworth = $2;
}
my $rise_and_fall_time;
my $speed_as_num = int($speed);
if($speed_as_num < 35) {
$rise_and_fall_time = 100;
} elsif($speed_as_num >= 35 && $speed_as_num <= 40) {
$rise_and_fall_time = 150;
} else {
$rise_and_fall_time = 200;
}
my $lang_option = "";
if($lang ne "ENGLISH") {
$lang_option = "-u";
}
my $extra_word_spacing_option = "";
if ($extra_word_spacing != 0) {
$extra_word_spacing_option = "-W " . $extra_word_spacing;
}
if ($pitch_tone_random != 0) {
$pitch_tone = $random_tones[ rand @random_tones ];
}
my $ebookCmdBase = "ebook2cw $lang_option -R $rise_and_fall_time -F $rise_and_fall_time " .
"$extra_word_spacing_option -f $pitch_tone -w $speed -s 44100 ";
if ($farnsworth != 0) {
$ebookCmdBase = $ebookCmdBase . "-e $farnsworth ";
}
if ($character_multiplier ne "1") {
$ebookCmdBase = $ebookCmdBase . "-m $character_multiplier ";
}
sub get_cached_filename {
my ($ebookCmdBase, $morse_text) = @_;
my $cached_file_hash = sha256_base64($ebookCmdBase . $morse_text);
$cached_file_hash =~ s/\///g;
my $cached_file = $cached_file_hash . ".mp3";
if (! -d "${cache_directory}ebook2cw") {
mkdir "${cache_directory}ebook2cw";
}
my $cached_filepath = $cache_directory . "ebook2cw/" . substr($cached_file_hash, 0, 2) . "/";
if (! -d "$cached_filepath") {
mkdir "$cached_filepath";
}
my $cached_file_with_path = $cached_filepath . $cached_file;
return $cached_file_with_path;
}
open(my $fh, ">:encoding(UTF-8)", "$output_directory/sentence-${speed}.txt");
my $updated_sentence_chunk = $sentence_chunk;
if($sentence_chunk ne "") {
my @speed_regexes = split(/,/, $speedAdjustRegex);
foreach(@speed_regexes) {
my $regex = $_;
if($regex =~ m/s\/(.*?)\/(.*?)\//) {
my $speed_text_to_substitute = $1;
my $multiplier = int($2 * $speed);
$updated_sentence_chunk =~ s/$speed_text_to_substitute/|w$multiplier/g;
}
}
}
print $fh "$updated_sentence_chunk\n";
close $fh;
my $cached_filename = get_cached_filename($ebookCmdBase, $sentence_chunk);
$filename_map{"$counter-$speed"} = $cached_filename;
my $cached_repeat_filename = get_cached_filename($ebookCmdBase, $repeat_part);
if($character_multiplier ne "1" && $standard_speed_repeat != 0) {
my $ebookCmdBase_for_repeat = $ebookCmdBase;
$ebookCmdBase_for_repeat =~ s/-m \d+//;
print "***************************************************\n";
print "***************************************************\n";
print "ebookCmdBase_for_repeat: $ebookCmdBase_for_repeat\n";
$cached_repeat_filename = get_cached_filename($ebookCmdBase_for_repeat, $repeat_part);
}
if(!$no_repeat_morse && $word_limit == -1 && $repeat_part ne $sentence_part || ($character_multiplier ne "1" && $standard_speed_repeat != 0)) {
$filename_map{"$counter-repeat-$speed"} = $cached_repeat_filename;
}
print "************** $ebookCmdBase \n";
# Only fork if there is work to do
if((! -f $cached_filename) || (!$no_repeat_morse && $word_limit == -1 &&
($repeat_part ne $sentence_part || ($character_multiplier ne "1" && $standard_speed_repeat != 0)) && (! -f $cached_repeat_filename))) {
my $pid = fork();
die if not defined $pid;
if ($pid) {
# parent
$fork_count++;
print "fork() -- pid: $pid\n";
} else {
if (!-f $cached_filename) {
$ebookCmd = $ebookCmdBase . "-o $output_directory/sentence-${speed} $output_directory/sentence-${speed}.txt";
print "DEBUG ======== ======> cached filename no go\n";
#print "cmd-6: $ebookCmd\n";
system($ebookCmd) == 0 or die "ERROR 6: $ebookCmd failed, $!\n";
unlink "$output_directory/sentence-lower-volume-$speed.mp3" if (-f "$output_directory/sentence-lower-volume-$speed.mp3");
$cmd = "ffmpeg -i $output_directory/sentence-${speed}0000.mp3 -filter:a \"volume=0.5\" $output_directory/sentence-lower-volume-${speed}.mp3\n";
# print "cmd-7: $cmd\n";
system($cmd) == 0 or die "ERROR 7: $cmd failed, $!\n";
@cmdLst = ("lame", "--resample", "44.1", "-a", "-b", "256",
"$output_directory/sentence-lower-volume-$speed.mp3",
"$output_directory/sentence-lower-volume-$speed-resampled.mp3");
# print "cmdLst-16: @cmdLst\n";
system(@cmdLst) == 0 or die "ERROR: @cmdLst failed, $!\n";
unlink "$output_directory/sentence-lower-volume-$speed.mp3" if (-f "$output_directory/sentence-lower-volume-$speed.mp3");
print "---- move($output_directory/sentence-lower-volume-$speed-resampled.mp3, $cached_filename)\n";
move("$output_directory/sentence-lower-volume-$speed-resampled.mp3", $cached_filename);
unlink "$output_directory/sentence-${speed}0000.mp3";
}
# generate repeat section if it is different than the sentence
if (!$no_repeat_morse && $word_limit == -1 && ($repeat_part ne $sentence_part || ($character_multiplier ne "1" && $standard_speed_repeat != 0))
&& (!-f $cached_repeat_filename)) {
open(my $fh_repeat, ">:encoding(UTF-8)", "$output_directory/sentence-repeat.txt");
print $fh_repeat "$repeat_part\n";
close $fh_repeat;
my $ebookCmdBase_for_repeat = $ebookCmdBase;
if($character_multiplier ne "1" && $standard_speed_repeat != 0) {
$ebookCmdBase_for_repeat =~ s/-m \d+//;
}
$ebookCmd = $ebookCmdBase_for_repeat . "-o $output_directory/sentence-repeat-${speed} $output_directory/sentence-repeat.txt";
# print "cmd-8: $ebookCmd\n";
system($ebookCmd) == 0 or die "ERROR 8: $cmd failed, $!\n";
unlink "$output_directory/sentence-repeat-lower-volume-$speed.mp3" if (-f "$output_directory/sentence-repeat-lower-volume-$speed.mp3");
$cmd = sprintf('ffmpeg -i ' . $output_directory . '/sentence-repeat-%d0000.mp3 -filter:a "volume=0.5" ' . $output_directory . '/sentence-repeat-lower-volume-%d.mp3', $speed, $speed);
# print "cmd-9: $cmd\n";
system($cmd);
if ($? == -1) {
print "ERROR: cmd: $cmd failed to execute: $!\n";
exit 9;
}
elsif ($? & 127) {
printf "cmd: $cmd died with signal %d, %s coredump\n",
($? & 127), ($? & 128) ? 'with' : 'without';
exit 9;
}
else {
my $ecode = $? >> 8;
if ($ecode != 0) {
printf "ERROR cmd: $cmd unsuccessful: $!\n";
exit 9;
}
}
unlink "${output_directory}/sentence-repeat-${speed}0000.mp3";
@cmdLst = ("lame", "--resample", "44.1", "-a", "-b", "256",
"$output_directory/sentence-repeat-lower-volume-${speed}.mp3",
"$output_directory/sentence-repeat-lower-volume-${speed}-resampled.mp3");
# print "cmd-18: @cmdLst\n";
system(@cmdLst) == 0 or die "ERROR 18: @cmdLst failed, $!\n";
move("$output_directory/sentence-repeat-lower-volume-${speed}-resampled.mp3", $cached_repeat_filename);
} # repeat morse if clause
exit;
} # child process
}
} # foreach(@speeds)
for (1 .. $fork_count) {
wait();
}
print "======> Generating text 2 speech for: $spoken_directive\n";
get_text2speech($counter, $spoken_directive, "$counter-voiced");
}
$count++;
}
} # foreach(@partial_sentence)
if(scalar(@partial_sentence) > 1) {
print "saying the whole sentence: $sentence\n";
if(!$test) {
open(my $fh, ">:encoding(UTF-8)", $output_directory.'/sentence.txt');
print $fh "$sentence\n";
my $counter = sprintf("%05d",$count);
rename("$output_directory/sentence.txt ", '$filename_base-$counter-full.txt');
my $exit_code = -1;
while($exit_code != 0 && $no_spoken != 0) {
my $cmd = './text2speech.py '."$filename_base-${counter}-full $text_to_speech_engine $lang $cache_directory";
my $output = `$cmd`;
$output =~ m/^Cached filename:(.*)\n/;
my $full_voiced_filename = $1;
print "full voiced_filename: $full_voiced_filename\n";
$filename_map{"$counter-full-voiced"} = $full_voiced_filename;
$exit_code = $?;
}
$count++;
close $fh;
}
}
}
} # foreach(@sentences)
################
###############
close $fh_all;
close $fh_structure;
$count--;
print "\n\nTotal sentences: $sentence_count\t segments: $count\n";
if(!$test) {
my $cwd = getcwd()."/$output_directory";
#lame documentation -- https://svn.code.sf.net/p/lame/svn/trunk/lame/USAGE
unlink "$cwd/silence-resampled.mp3";
my $cmd = "lame --resample 44.1 -a -b 256 $cwd/silence.mp3 $cwd/silence-resampled.mp3";
# print "cmd-10: $cmd\n";
system($cmd) == 0 or die "ERROR 10: $cmd failed, $!\n";
unlink "$cwd/silence-resampled1.mp3";
$cmd = "lame --resample 44.1 -a -b 256 $cwd/silence1.mp3 $cwd/silence-resampled1.mp3";
# print "cmd-11: $cmd\n";
system($cmd) == 0 or die "ERROR 11: $cmd failed, $!\n";
unlink "$cwd/silence-resampled2.mp3";
$cmd = "lame --resample 44.1 -a -b 256 $cwd/silence2.mp3 $cwd/silence-resampled2.mp3";
# print "cmd-12: $cmd\n";
system($cmd) == 0 or die "ERROR 12: $cmd failed, $!\n";
unlink "$cwd/silence-resampled3.mp3";
$cmd = "lame --resample 44.1 -a -b 256 $cwd/silence3.mp3 $cwd/silence-resampled3.mp3";
# print "cmd-12: $cmd\n";
system($cmd) == 0 or die "ERROR 12: $cmd failed, $!\n";
unlink "$cwd/silence-resampled4.mp3";
$cmd = "lame --resample 44.1 -a -b 256 $cwd/silence4.mp3 $cwd/silence-resampled4.mp3";
# print "cmd-12: $cmd\n";
system($cmd) == 0 or die "ERROR 12: $cmd failed, $!\n";
unlink "$cwd/pluck-softer-resampled.mp3";
$cmd = "lame --resample 44.1 -a -b 256 $cwd/pluck-softer.mp3 $cwd/pluck-softer-resampled.mp3";
# print "cmd-13: $cmd\n";
system($cmd) == 0 or die "ERROR 13: $cmd failed, $!\n";
unlink "$cwd/plink-softer-resampled.mp3";
$cmd = "lame --resample 44.1 -a -b 256 $cwd/plink-softer.mp3 $cwd/plink-softer-resampled.mp3";
# print "cmd-14: $cmd\n";
system($cmd) == 0 or die "ERROR 14: $cmd failed, $!\n";;
my $fork_count = 0;
foreach(@speeds) {
my $first_for_given_speed = 1;
my $speed_in = $_;
my $speed;
if($speed_in =~ m/(\d+)\/\d+/) {
$speed = $1;
} else {
$speed = $speed_in;
}
if($fork_count >= $max_processes) {
print("XXXXXX Fork 2 xXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXX\n");
print("XXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXXXXXXXXxXXXXXXXXXXXXXXXXX\n");
print("waiting on forks: fork_count: $fork_count max_processes: $max_processes\n");
wait();
$fork_count--;
}
my $pid = fork();
die if not defined $pid;
if($pid) {
# parent
$fork_count++;
} else {
unlink "$filename_base-${speed}wpm.mp3";
my $voiced_context = 0;
open(my $fh_list, ">:encoding(UTF-8)", "$filename_base-list-${speed}wpm.txt");
for (my $i=1; $i <= $count; $i++) {
my $counter = sprintf("%05d",$i);
my $next_counter = sprintf("%05d",$i+1);
my $cached_context_filename = $filename_map{"$counter-context"};
if($filename_map{"$counter-courtesyTone"} == 1){
#print $fh_list "file '$cwd/silence-resampled4.mp3'\n";
print $fh_list "file '$cwd/plink-softer-resampled.mp3'\n";
my $next_cached_context_filename = $filename_map{"${next_counter}-context"};
# if next thing is voiced context, then we need to add the default amount of silence
if(-e $next_cached_context_filename) {
print $fh_list "file '$cwd/silence-resampled.mp3'\n";
}
} elsif(-e $cached_context_filename) {
if($first_for_given_speed == 1) {
$first_for_given_speed = 0;
} elsif (!$no_courtesy_tone) {
print $fh_list "file '$cwd/plink-softer-resampled.mp3'\n";
print $fh_list "file '$cwd/silence-resampled.mp3'\n";
}
print "Voicing context\n";
$voiced_context = 1;
print $fh_list "file '$cached_context_filename'\n";
# else if full sentence
} elsif (-e "$filename_base-$counter-full-voice.mp3") {
my $cached_full_voiced_filename = $filename_map{"$counter-full-voiced"};
print $fh_list "file '$cwd/pluck-softer-resampled.mp3'\nfile '$cwd/silence-resampled.mp3'\nfile '$cached_full_voiced_filename'\nfile '$cwd/silence-resampled.mp3'\n";
} else {
# Not full sentence\n";
if($first_for_given_speed == 1) {
$first_for_given_speed = 0;
} elsif (!$no_courtesy_tone && $voiced_context != 1) {
print $fh_list "file '$cwd/plink-softer-resampled.mp3'\n";
}
my $cached_voiced_filename = $filename_map{"$counter-voiced"};
if($speed_racing == 1) {
for(my $i=$speed_racing_iterations; $i>=0; $i--) {
my $max_speed = $speed * $speed_racing_multiplier;
my $iteration_speed = ceil(($max_speed-$speed)/$speed_racing_iterations*$i + $speed);
my $cached_filename = $filename_map{"$counter-$iteration_speed"};
print $fh_list "file '$cwd/silence-resampled1.mp3'\nfile '$cached_filename'\n";
}
if(!$no_spoken) {
print $fh_list "file '$cwd/silence-resampled1.mp3'\nfile '$cached_voiced_filename'\n";
}
} else {
my $cached_filename = $filename_map{"$counter-$speed"};
if($voiced_context == 1) {
print "cached_voiced_filename: $cached_voiced_filename\n";
if($no_spoken) {
print $fh_list "file '$cwd/silence-resampled3.mp3'\nfile '$cached_filename'\n";
} else {
print $fh_list "file '$cwd/silence-resampled3.mp3'\nfile '$cached_filename'\nfile '$cwd/silence-resampled1.mp3'\nfile '$cached_voiced_filename'\n";
}
} elsif($no_spoken) {
print $fh_list "file '$cwd/silence-resampled.mp3'\nfile '$cached_filename'\n";
} else {
print "cached_voiced_filename: $cached_voiced_filename\n";
print $fh_list "file '$cwd/silence-resampled.mp3'\nfile '$cached_filename'\nfile '$cwd/silence-resampled1.mp3'\nfile '$cached_voiced_filename'\n";
}
}
if($no_repeat_morse) {
my $next_cached_context_filename = $filename_map{"${next_counter}-context"};
# if next thing is a manual courtesy tone then use the special spacing
if($filename_map{"${next_counter}-courtesyTone"} == 1) {
print $fh_list "file '$cwd/silence-resampled4.mp3'\n";
# if next thing is voiced context, then we need to use --sm, --silencemorse length of silence between Morse code and spoken voice
} elsif(-e $next_cached_context_filename) {
print $fh_list "file '$cwd/silence-resampled1.mp3'\n";
# other wise use the default spacing
} else {
print $fh_list "file '$cwd/silence-resampled.mp3'\n";
}
} else {
print $fh_list "file '$cwd/silence-resampled2.mp3'\n";
my $cached_repeat_filename = $filename_map{"$counter-repeat-$speed"};
if (-e "$cached_repeat_filename") {
print $fh_list "file '$cached_repeat_filename'\nfile '$cwd/silence-resampled.mp3'\n";
} else {
if($speed_racing == 1) {
my $max_speed = ceil($speed * $speed_racing_multiplier);
my $cached_filename = $filename_map{"$counter-$max_speed"};
if($speed_racing_repeat == 1) {
print $fh_list "file '$cwd/silence-resampled1.mp3'\nfile '$cached_filename'\n";
}
print $fh_list "file '$cwd/silence-resampled1.mp3'\nfile '$cached_filename'\n";
print $fh_list "file '$cwd/silence-resampled.mp3'\n";
} else {
my $cached_filename = $filename_map{"$counter-$speed"};
print $fh_list "file '$cached_filename'\nfile '$cwd/silence-resampled.mp3'\n";
}
}
}
$voiced_context = 0;
}
}
close $fh_list;
#see -- https://superuser.com/questions/314239/how-to-join-merge-many-mp3-files or https://trac.ffmpeg.org/wiki/Concatenate
@cmdLst = ("ffmpeg", "-nostdin", "-f", "concat", "-safe", "0", "-i",
"$filename_base-list-${speed}wpm.txt", "-codec:a", "libmp3lame", "-metadata",
"title=$filename_base_without_path ${speed}wpm", "-c", "copy",
"$filename_base-$speed"."wpm.mp3");
# print "cmd-19: @cmdLst\n";
system(@cmdLst) == 0 or die "ERROR 19: @cmdLst failed, $!\n";
if($speed_racing == 1) {
my $filename_speeds = "";
for(my $i=$speed_racing_iterations; $i>=0; $i--) {
my $max_speed = $speed * $speed_racing_multiplier;
my $iteration_speed = ceil(($max_speed - $speed) / $speed_racing_iterations * $i + $speed);
if($i != $speed_racing_iterations) {
$filename_speeds .= "-";
}
$filename_speeds .= "$iteration_speed";
}
move("$filename_base-${speed}wpm.mp3", "$filename_base-$filename_speeds.wpm.mp3");
}
exit;
}
# end of fork
} # foreach(@speeds)
for (1 .. $fork_count) {
wait();
}
#remove temporary files
print "Clean up temporary files...\n";
for (my $i=1; $i <= $count; $i++) {
my $counter = sprintf("%05d",$i);