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-rwxr-xr-xabs/extra/myth2ipod/iPod.pm184
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diff --git a/abs/extra/myth2ipod/iPod.pm b/abs/extra/myth2ipod/iPod.pm
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--- a/abs/extra/myth2ipod/iPod.pm
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-#
-# $Date: 2006-01-18 00:15:31 -0800 (Wed, 18 Jan 2006) $
-# $Revision: 226 $
-# $Author: xris $
-#
-# export::ffmpeg::iPod
-#
-
-package export::ffmpeg::iPod;
- use base 'export::ffmpeg';
-
-# Load the myth and nuv utilities, and make sure we're connected to the database
- use nuv_export::shared_utils;
- use nuv_export::cli;
- use nuv_export::ui;
- use mythtv::db;
- use mythtv::recordings;
-
-# Load the following extra parameters from the commandline
- add_arg('quantisation|q=i', 'Quantisation');
- add_arg('a_bitrate|a=i', 'Audio bitrate');
- add_arg('v_bitrate|v=i', 'Video bitrate');
- add_arg('multipass!', 'Enably two-pass encoding.');
-
- sub new {
- my $class = shift;
- my $self = {
- 'cli' => qr/\bipod\b/i,
- 'name' => 'Export to iPod',
- 'enabled' => 1,
- 'errors' => [],
- 'defaults' => {},
- };
- bless($self, $class);
-
- # Initialize the default parameters
- $self->load_defaults();
-
- # Verify any commandline or config file options
- die "Audio bitrate must be > 0\n" unless (!defined $self->val('a_bitrate') || $self->{'a_bitrate'} > 0);
- die "Video bitrate must be > 0\n" unless (!defined $self->val('v_bitrate') || $self->{'v_bitrate'} > 0);
-
- # VBR, multipass, etc.
- if ($self->val('multipass')) {
- $self->{'vbr'} = 0;
- }
- elsif ($self->val('quantisation')) {
- die "Quantisation must be a number between 1 and 31 (lower means better quality).\n" if ($self->{'quantisation'} < 1 || $self->{'quantisation'} > 31);
- $self->{'vbr'} = 1;
- }
-
- # Initialize and check for ffmpeg
- $self->init_ffmpeg();
-
- # Can we even encode ipod?
- # if (!$self->can_encode('mov')) {
- # push @{$self->{'errors'}}, "Your ffmpeg installation doesn't support encoding to mov file formats.";
- # }
- if (!$self->can_encode('xvid')) {
- push @{$self->{'errors'}}, "Your ffmpeg installation doesn't support encoding to xvid video.";
- }
- if (!$self->can_encode('aac')) {
- push @{$self->{'errors'}}, "Your ffmpeg installation doesn't support encoding to aac audio.";
- }
- # Any errors? disable this function
- $self->{'enabled'} = 0 if ($self->{'errors'} && @{$self->{'errors'}} > 0);
- # Return
- return $self;
- }
-
-# Load default settings
- sub load_defaults {
- my $self = shift;
- # Load the parent module's settings
- $self->SUPER::load_defaults();
- # Default bitrates
- $self->{'defaults'}{'v_bitrate'} = 384;
- $self->{'defaults'}{'a_bitrate'} = 64;
- }
-
-# Gather settings from the user
- sub gather_settings {
- my $self = shift;
- # Load the parent module's settings
- $self->SUPER::gather_settings();
- # Audio Bitrate
- $self->{'a_bitrate'} = query_text('Audio bitrate?',
- 'int',
- $self->val('a_bitrate'));
- # VBR options
- if (!$is_cli) {
- $self->{'vbr'} = query_text('Variable bitrate video?',
- 'yesno',
- $self->val('vbr'));
- if ($self->{'vbr'}) {
- $self->{'multipass'} = query_text('Multi-pass (slower, but better quality)?',
- 'yesno',
- $self->val('multipass'));
- if (!$self->{'multipass'}) {
- while (1) {
- my $quantisation = query_text('VBR quality/quantisation (1-31)?',
- 'float',
- $self->val('quantisation'));
- if ($quantisation < 1) {
- print "Too low; please choose a number between 1 and 31.\n";
- }
- elsif ($quantisation > 31) {
- print "Too high; please choose a number between 1 and 31\n";
- }
- else {
- $self->{'quantisation'} = $quantisation;
- last;
- }
- }
- }
- } else {
- $self->{'multipass'} = 0;
- }
- # Ask the user what video bitrate he/she wants
- $self->{'v_bitrate'} = query_text('Video bitrate?',
- 'int',
- $self->val('v_bitrate'));
- }
- }
-
- sub export {
- my $self = shift;
- my $episode = shift;
- # Force to 4:3 aspect ratio
- $self->{'out_aspect'} = 1.3333;
- $self->{'aspect_stretched'} = 1;
- # PAL or NTSC?
- my $standard = ($episode->{'finfo'}{'fps'} =~ /^2(?:5|4\.9)/) ? 'PAL' : 'NTSC';
- $self->{'width'} = 320;
- $self->{'height'} = ($standard eq 'PAL') ? '288' : '240';
- $self->{'out_fps'} = ($standard eq 'PAL') ? 25 : 29.97;
- # Embed the title
- my $safe_title = shell_escape($episode->{'show_name'}.' - '.$episode->{'title'});
- # Dual pass?
- if ($self->{'multipass'}) {
- # Build the common ffmpeg string
- my $ffmpeg_xtra = ' -b ' . $self->{'v_bitrate'}
- .' -bufsize 65535'
- .' -vcodec xvid -acodec aac '
- .' -ab ' . $self->{'a_bitrate'}
- ." -f mp4 -title $safe_title";
- # Add the temporary file to the list
- push @tmpfiles, "/tmp/xvid.$$.log";
- # Back up the path and use /dev/null for the first pass
- my $path_bak = $self->{'path'};
- $self->{'path'} = '/dev/null';
- # Build the ffmpeg string
- print "First pass...\n";
- $self->{'ffmpeg_xtra'} = " -pass 1 -passlogfile '/tmp/divx.$$.log'"
- .$ffmpeg_xtra;
- $self->SUPER::export($episode, '');
- # Restore the path
- $self->{'path'} = $path_bak;
- # Second Pass
- print "Final pass...\n";
- $self->{'ffmpeg_xtra'} = " -pass 2 -passlogfile '/tmp/divx.$$.log'"
- .$ffmpeg_xtra;
- }
- # Single Pass
- else {
- $self->{'ffmpeg_xtra'} = ' -b ' . $self->{'v_bitrate'}
- .(($self->{'vbr'})
- ? ' -qmin '.$self->{'quantisation'}
- .' -qmax 31 -minrate 32'
- .' -maxrate '.(2*$self->{'v_bitrate'})
- .' -bt 32'
- : '')
- .' -vcodec xvid -acodec aac '
- .' -ab ' . $self->{'a_bitrate'}
- ." -f mp4 -title $safe_title";
- }
- # Execute the (final pass) encode
- $self->SUPER::export($episode, '.mp4');
- }
-
-1; #return true
-
-# vim:ts=4:sw=4:ai:et:si:sts=4
-