X-Git-Url: http://git.pippins.net/embedvideo/.git/?a=blobdiff_plain;f=make_mkv;h=c5d1756f8ed57f40101ad09c71f21225659b9c42;hb=9990cf64d87333417ab72d6e106fa53df6ad2943;hp=6ad22c6b186a50d86956652061fd9615dc0a0c76;hpb=5483963151e96a4941fac5721f76d2f3119a851a;p=videoscripts%2F.git diff --git a/make_mkv b/make_mkv index 6ad22c6..c5d1756 100755 --- a/make_mkv +++ b/make_mkv @@ -17,22 +17,17 @@ use DateTime::Duration; use DateTime::Format::Duration; #################################################################################################### -# Configuration parameters - CHANGE THESE TO SUITE YOUR NEEDS -my $mkvmerge=`which mkvmerge`; chomp($mkvmerge); -my $ffmpeg=`which ffmpeg`; chomp($ffmpeg); -my $tmpfile = `tempfile`; chomp($tmpfile); -my $chapter_file = $tmpfile; -my $input_file_options = "-S"; -my $output_file_options = "--chapters $chapter_file"; -#################################################################################################### - +# Configuration parameters +$mydir = `cd \$(dirname $0) 2>/dev/null; pwd`; chomp($mydir); unshift @INC,("$mydir"); +# Default configuration values +require "organize_videos.conf"; +# Override defaults with local customizations +if( -f "$mydir/organize_videos.conf.local") { require "organize_videos.conf.local"; } #################################################################################################### # Command Line Options -getopts("st:o:i:h"); +getopts("sqzt:o:i:h"); -if(! -x $mkvmerge) { die "-E- Unable to find required program: mkvmerge\n"; } -if(! -x $ffmpeg) { die "-E- Unable to find required program: ffmpeg\n"; } if(! defined $opt_t) { &usage(); die "-E- Missing required title: -t \n"; } if(! defined $opt_o) { &usage(); die "-E- Missing required argument output video names: -o <output.mkv>\n"; } if(! defined $opt_i) { &usage(); die "-E- Missing required argument input video names: -i <input,input,...>\n"; } @@ -42,6 +37,8 @@ sub usage { print " -t <title> Sets the general title for the output video file\n"; print " -o <output.mkv> Sets the name of the output mkv file\n"; print " -i <input,input,...> Sets the name of the input files to make into an mkv file\n"; + print " -q Requantize input videos to decrease output video size (requires HandBrakeCLI)\n"; + print " -z Recompress input videos to decrease output video size (requires HandBrakeCLI)\n"; print " -s Simulate mode. Don't actually make the video, but tell us what you will do\n"; print "\n"; return 1; @@ -52,6 +49,7 @@ sub usage { sub epoch_to_date { my ($epoch) = @_; my $mtime = DateTime->from_epoch(epoch => $epoch); + $mtime->set_time_zone($timezone); return sprintf("%4d",$mtime->year)."-".sprintf("%02d",$mtime->month)."-".sprintf("%02d",$mtime->day)." ".$mtime->hms; } @@ -73,11 +71,8 @@ foreach $video (split(/,/, $opt_i)) { print "-> Creating $opt_o with title '$opt_t' from the following video files in last modified date order:\n"; open(CHAPTERS,">$chapter_file") || die "-E- Unable to create chapter file: $chapter_file\n"; my $chapter_num = 0; -my $prev_hour = 0; -my $prev_min = 0; -my $prev_sec = 0; -my $new_duration = DateTime::Duration->new(years => 1900, hours => $prev_hour, minutes => $prev_min, seconds => $prev_sec); -my $duration_format = DateTime::Format::Duration->new(pattern => '%H:%M:%S.%3N', normalize => 1); +my $chapter_timecode = DateTime::Duration->new(years => 2000, hours => 0, minutes => 0, seconds => 0); +my $timecode_format = DateTime::Format::Duration->new(pattern => '%H:%M:%S.%3N', normalize => 1); foreach my $video (sort{$videos{$a} <=> $videos{$b}} keys %videos) { $chapter_num++; my $hour = 0; @@ -91,12 +86,12 @@ foreach my $video (sort{$videos{$a} <=> $videos{$b}} keys %videos) { $min = $2; $sec = "$3.$4"; } - my $start_time = $duration_format->format_duration($new_duration); + my $timecode = $timecode_format->format_duration($chapter_timecode); print "$mdate $hour:$min:$sec -> $video \n"; - print CHAPTERS "CHAPTER".sprintf("%02d",$chapter_num)."=".$start_time."\n"; + print CHAPTERS "CHAPTER".sprintf("%02d",$chapter_num)."=".$timecode."\n"; print CHAPTERS "CHAPTER".sprintf("%02d",$chapter_num)."NAME=".$mdate."\n"; - my $dt = DateTime::Duration->new(years => 1900, hours => $hour, minutes => $min, seconds => $sec); - $new_duration = $dt + $new_duration; + my $dt = DateTime::Duration->new(years => 2000, hours => $hour, minutes => $min, seconds => $sec); + $chapter_timecode = $chapter_timecode + $dt; } close(CHAPTERS); print "\n-> Creating the following chapter file for this video:\n"; @@ -107,8 +102,98 @@ print "$chapter_file_contents\n"; print "-> Creating the MKV video file '$opt_o'\n"; my $cmd = "$mkvmerge --title \"$opt_t\" $output_file_options -o \"$opt_o\""; + +# Make our input file command line options for all the videos my $video_count = 0; +my @video_tmp_files; foreach my $video (sort{$videos{$a} <=> $videos{$b}} keys %videos) { + # Make a note of the video extension + my $video_ext = $video; + $video_ext =~ s/.*\.(\S+)$/$1/; + + # Detect if the input file is interlaced or not. + # There is a bug in mkvmerge 5.0.1 and earlier where if the video content is 1080i, it doesn't mux it properly, and it stutters. + # The quick solution to this issue is to run the interlaced video file through ffmpeg and tell it to copy the video/audio streams to a mkv container. + # We will then merge this temporarily created mkv container into the final mkv container instead of the original interlaced video. + # http://ubuntuforums.org/showthread.php?t=1627194 + # http://forum.doom9.org/showthread.php?t=155732&page=31 + my $progressive = system('$ffmpeg -i "$video" 2>&1 | grep -q "frame rate differs"'); + if(!$progressive) { + my $video_mkv = $video; + print " Detected interlaced video content: $video\n"; + if($video_ext !~ /mkv/i) { + $video_mkv =~ s/\.[^.]*$//; $video_mkv .= ".ffmpeg.mkv"; + print " Re-muxing the interlaced video content as an mkv file: $video_mkv\n"; + my $make_mkv_cmd = "$ffmpeg -y -i \"$video\" -scodec copy -acodec copy -vcodec copy -f matroska \"$video_mkv\" >> \"$tmpfile\" 2>&1"; + if(! defined $opt_s) { + my $errno = system("$make_mkv_cmd"); + $errno = $errno >> 8; + if($errno > 1) { + unlink "$video_mkv"; + die "-E- ffmpeg encountered some errors with exit code $errno\n"; + } + } + # Push the name of our intermediate video file onto a list of files to delete on exit + push(@video_tmp_files, "$video_mkv"); + # Update the name of our video file to equal the name of our new intermediate video file name + $video = $video_mkv; + } + } else { + print " Detected progressive video content: $video\n"; + } + + # Re-quantize or re-compress the input video to reduce the resulting output filesize + # This also gives us a chance to deinterlace the video as well + # Only re-quantize for .MTS videos + # We can re-compress any input video + if(((defined $opt_q) && ($video_ext =~ /mts/i)) || (defined $opt_z)) { + + my $handbrake_options = ""; + + # Set our output video filename + my $video_mp4 = $video; $video_mp4 =~ s/\.[^.]*$//; $video_mp4 .= ".hb.mp4"; + + # Set our requantize factor accordingly + if(defined $opt_q) { + print " Re-quantizing input video content to: $video_mp4\n"; + $handbrake_options = $handbrake_requantize_options; + if(!$progressive) { $handbrake_options = "-q $interlaced_requantize_quality"; } + else { $handbrake_options = "-q $progressive_requantize_quality"; } + }; + + # Set our recompress options accordingly + if(defined $opt_z) { + print " Re-compressing input video content to: $video_mp4\n"; + $handbrake_options = $handbrake_recompress_options; + # We want our audio to be passed-through by default, so detect how the audio of the input is encoded, and tell handbrake to make the output match + $AUDIO_CODEC=`$ffmpeg -i "$video" 2>&1 | grep "Audio" | sed -r -e 's/.*?Audio: (\\S+),.*?/\\1/'`; chomp($AUDIO_CODEC); + if($AUDIO_CODEC eq "") { die "-E- Unable to extract audio track encoding from input video file: $video\n"; } + $handbrake_options .= " -E copy:$AUDIO_CODEC"; + } + + # Set our de-interlace option accordingly + my $deinterlace_option = ""; + if(!$progressive) { $deinterlace_option = "-d"; } + + # Use HandBrake to requantize/recompress/deinterlace the input video + my $handbrake_cmd = "$handbrake $deinterlace_option $handbrake_options -i \"$video\" -o \"$video_mp4\" >> \"$tmpfile\" 2>&1"; + #print " $handbrake_cmd\n"; + if(! defined $opt_s) { + my $errno = system("$handbrake_cmd"); + $errno = $errno >> 8; + if($errno > 1) { + unlink "$video_mp4"; + die "-E- handbrake encountered some errors with exit code $errno\n"; + } + } + + # Push the name of our intermediate video file onto a list of files to delete on exit + push(@video_tmp_files, "$video_mp4"); + # Update the name of our video file to equal the name of our new intermediate video file name + $video = $video_mp4; + } + + # Create our input file command line options for this video if($video_count == 0) { $cmd .= " $input_file_options \"$video\""; } else { @@ -116,15 +201,27 @@ foreach my $video (sort{$videos{$a} <=> $videos{$b}} keys %videos) { } $video_count++; } -print "$cmd\n"; + +# Execute our command line +print "\n$cmd\n"; if(! defined $opt_s) { my $errno = system("$cmd"); - if($errno > 0) { $errno = $errno - 255; } - if($errno > 1) { die "-E- mkvmerge encountered some errors with exit code $errno\n"; } + $errno = $errno >> 8; + if($errno > 1) { + unlink "$opt_o"; + die "-E- mkvmerge encountered some errors with exit code $errno\n"; + } } -# Remove the temporary file used for the chapter generation +# Remove the temporary file used for ffmpeg and handbrake output if(-e "$tmpfile") { unlink "$tmpfile"; } +# Remove the temporary file used for the chapter generation +if(-e "$chapter_file") { unlink "$chapter_file"; } + +# Remove any temporary video files created during the merge process +foreach my $video (@video_tmp_files) { + if(-e "$video") { unlink "$video"; } +} ####################################################################################################