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authorCecil Hugh Watson <knoppmyth@gmail.com>2009-07-27 05:45:39 (GMT)
committerCecil Hugh Watson <knoppmyth@gmail.com>2009-07-27 05:45:39 (GMT)
commit29f1713e18b6eeaaebc74604a46550a4e0a8380c (patch)
treecebd8dc902485ac9c34f30a9a43a2306679d89fe
parent35bb49b2ed0c4fb535962f629238d73484f2ab5b (diff)
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nuvexport:Fixes for myt2xvid3.
-rw-r--r--abs/core-testing/nuvexport/PKGBUILD5
-rwxr-xr-xabs/core-testing/nuvexport/XviD.pm197
2 files changed, 200 insertions, 2 deletions
diff --git a/abs/core-testing/nuvexport/PKGBUILD b/abs/core-testing/nuvexport/PKGBUILD
index 9db2c4e..27369de 100644
--- a/abs/core-testing/nuvexport/PKGBUILD
+++ b/abs/core-testing/nuvexport/PKGBUILD
@@ -4,7 +4,7 @@
pkgname=nuvexport
pkgver=20080311
relnum=0.5
-pkgrel=2
+pkgrel=3
pkgdesc="Export for MythTV nuv files to other formats (DVD/SVCD/DivX,etc.)"
arch=(i686 x86_64)
url="http://forevermore.net/files/nuvexport"
@@ -15,7 +15,7 @@ conflicts=()
replaces=()
backup=()
install=
-source=(http://forevermore.net/files/nuvexport/archive/$pkgname-$relnum-0.$pkgver.svn.tar.bz2 $pkgname-ipod-disable.patch MP4.pm)
+source=(http://forevermore.net/files/nuvexport/archive/$pkgname-$relnum-0.$pkgver.svn.tar.bz2 $pkgname-ipod-disable.patch MP4.pm XviD.pm)
md5sums=('2d0a99623f06394daf3bf8769536d3cd' 'acd2dad9987e68359ead8b0be5e5797c')
build() {
@@ -29,4 +29,5 @@ build() {
make install || return 1
sed -i "s|/tmp/fifodir|/var/tmp/fifodir|g" $startdir/pkg/usr/share/nuvexport/export/*.pm || return 1
cp $startdir/src/MP4.pm $startdir/pkg/usr/share/nuvexport/export/ffmpeg/MP4.pm
+ cp $startdir/src/XviD.pm $startdir/pkg/usr/share/nuvexport/export/ffmpeg/XviD.pm
}
diff --git a/abs/core-testing/nuvexport/XviD.pm b/abs/core-testing/nuvexport/XviD.pm
new file mode 100755
index 0000000..c4700f5
--- /dev/null
+++ b/abs/core-testing/nuvexport/XviD.pm
@@ -0,0 +1,197 @@
+#
+# ffmpeg-based XviD export module for nuvexport.
+#
+# @url $URL: svn+ssh://xris@svn.mythtv.org/var/lib/svn/trunk/mythextras/nuvexport/export/ffmpeg/XviD.pm $
+# @date $Date: 2008-02-19 20:47:06 -0800 (Tue, 19 Feb 2008) $
+# @version $Revision: 16175 $
+# @author $Author: xris $
+# @copyright Silicon Mechanics
+#
+
+package export::ffmpeg::XviD;
+ 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::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!', 'Enable two-pass encoding.');
+
+ sub new {
+ my $class = shift;
+ my $self = {
+ 'cli' => qr/\bxvid\b/i,
+ 'name' => 'Export to XviD',
+ 'enabled' => 1,
+ 'errors' => [],
+ 'defaults' => {},
+ };
+ bless($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);
+ die "Width must be > 0\n" unless (!defined $self->val('width') || $self->{'width'} =~ /^\s*\D/ || $self->{'width'} > 0);
+ die "Height must be > 0\n" unless (!defined $self->val('height') || $self->{'height'} =~ /^\s*\D/ || $self->{'height'} > 0);
+
+ # VBR, multipass, etc.
+ if ($self->val('multipass')) {
+ $self->{'vbr'} = 1;
+ }
+ elsif ($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
+ $self->init_ffmpeg();
+
+ # Can we even encode xvid?
+ if (!$self->can_encode('xvid') && !$self->can_encode('libxvid')) {
+ push @{$self->{'errors'}}, "Your ffmpeg installation doesn't support encoding to xvid.\n"
+ ." (It must be compiled with the --enable-libxvid option)";
+ }
+ if (!$self->can_encode('mp3') && !$self->can_encode('libmp3lame')) {
+ push @{$self->{'errors'}}, "Your ffmpeg installation doesn't support encoding to mp3 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 and resolution
+ $self->{'defaults'}{'a_bitrate'} = 128;
+ $self->{'defaults'}{'v_bitrate'} = 960;
+ $self->{'defaults'}{'width'} = 624;
+ }
+
+# 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'));
+ }
+ # Query the resolution
+ $self->query_resolution();
+ }
+
+ sub export {
+ my $self = shift;
+ my $episode = shift;
+ # Make sure we have the framerate
+ $self->{'out_fps'} = $episode->{'finfo'}{'fps'};
+ # Embed the title
+ $safe_title = $episode->{'title'};
+ if ($episode->{'subtitle'} ne 'Untitled') {
+ $safe_title .= ' - '.$episode->{'subtitle'};
+ }
+ my $safe_title = shell_escape($safe_title);
+ # Codec name changes between ffmpeg versions
+ my $codec = $self->can_encode('libxvid') ? 'libxvid' : 'xvid';
+ # Build the common ffmpeg string
+ my $ffmpeg_xtra = ' -vcodec '.$codec
+ .$self->param('bit_rate', $self->{'v_bitrate'})
+ .($self->{'vbr'}
+ ? $self->param('rc_min_rate', 32)
+ . $self->param('rc_max_rate', (2 * $self->{'v_bitrate'}))
+ . $self->param('bit_rate_tolerance', 32)
+ . ' -bufsize 65535'
+ : '')
+ .' -flags +mv4+loop+cgop'
+ .' -trellis 1'
+ ### .' -aic 1'
+ .' -mbd 1'
+ .' -cmp 2 -subcmp 2'
+ ### .' -cgop 1'
+ .$self->param('b_quant_factor', 150)
+ .$self->param('b_quant_offset', 100)
+ .$self->param('max_b_frames', 1)
+ ;
+ # Dual pass?
+ if ($self->{'multipass'}) {
+ # Add the temporary file to the list
+ push @tmpfiles, "/tmp/xvid.$$.log";
+ # First pass
+ print "First pass...\n";
+ $self->{'ffmpeg_xtra'} = $ffmpeg_xtra
+ ." -pass 1 -passlogfile '/tmp/xvid.$$.log'"
+ .' -f avi';
+ $self->SUPER::export($episode, '', 1);
+ # Second pass
+ print "Final pass...\n";
+ $self->{'ffmpeg_xtra'} = $ffmpeg_xtra
+ . " -pass 2 -passlogfile '/tmp/xvid.$$.log'";
+ }
+ # Single Pass
+ else {
+ $self->{'ffmpeg_xtra'} = $ffmpeg_xtra
+ .($self->{'vbr'}
+ ? ' -qmax 31 -qmin '.$self->{'quantisation'}
+ : '');
+ }
+ # Don't forget the audio, etc.
+ $self->{'ffmpeg_xtra'} .= ' -acodec '
+ .($self->can_encode('libmp3lame') ? 'libmp3lame' : 'mp3')
+ .' -async 1 '
+ .$self->param('ab', $self->{'a_bitrate'})
+ .' -f avi';
+ # Execute the (final pass) encode
+ $self->SUPER::export($episode, '.avi');
+ }
+
+1; #return true
+
+# vim:ts=4:sw=4:ai:et:si:sts=4