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WIP parser for mkvinfo output

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This commit is contained in:
Ben Roberts
2010-10-12 19:13:21 +01:00
parent 8f88fba0ca
commit 7ffccb851c
1 changed files with 122 additions and 1 deletions
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123
lib/RippingCluster/Source/Plugin/MkvInfo.class.php
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@@ -14,6 +14,13 @@ class RippingCluster_Source_Plugin_MkvInfo extends RippingCluster_PluginBase imp
*/
const CONFIG_SOURCE_DIR = 'source.mkvinfo.dir';
const PM_HEADERS = 0;
const PM_TRACK = 1;
const PM_TITLE = 2;
const PM_CHAPTER = 3;
const PM_AUDIO = 4;
const PM_SUBTITLE = 5;
/**
* Returns a list of all Sources discovered by this plugin.
*
@@ -55,6 +62,7 @@ class RippingCluster_Source_Plugin_MkvInfo extends RippingCluster_PluginBase imp
*/
public static function load($source_filename, $scan = true, $use_cache = true) {
$cache = RippingCluster_Main::instance()->cache();
$config = RippingCluster_Main::instance()->config();
// Ensure the source is a valid directory, and lies below the configured source_dir
if ( ! self::isValidSource($source_filename)) {
@@ -67,7 +75,120 @@ class RippingCluster_Source_Plugin_MkvInfo extends RippingCluster_PluginBase imp
} else {
$source = new RippingCluster_Source($source_filename, self::name(), true);
// TODO Populate source object with content
if ($scan) {
$cmd = escapeshellcmd($config->get('source.mkvinfo.bin')) . ' ' . escapeshellarg($source_filename);
list($retval, $output, $error) = RippingCluster_ForegroundTask::execute($cmd);
// Process the output
$lines = explode("\n", $output);
$track = null;
$track_details = null;
$duration = null;
$mode = self::PM_HEADERS;
foreach ($lines as $line) {
// Skip any line that doesn't begin with a |+ (with optional whitespace)
if ( ! preg_match('/^|\s*\+/', $line)) {
continue;
}
$matches = array();
switch (true) {
case $mode == self::PM_HEADERS && preg_match('/^| \+ Duration: [\d\.]+s ([\d:]+])$/', $line, $matches): {
$duration = $matches['duration'];
} break;
case preg_match('/^| \+ A track$/', $line, $matches): {
$mode = self::PM_TRACK;
$track_details = array();
} break;
case $mode == self::PM_TRACK && preg_match('/^| \+ Track number: (?P<id>\d+):$/', $line, $matches): {
$track_details['id'] = $matches['id'];
} break;
case $mode == self::PM_TRACK && preg_match('/^| \+ Track type: (?P<type>.+)$/', $line, $matches): {
switch ($type) {
case 'video': {
$mode = self::PM_TITLE;
$track = new RippingCluster_Rips_SourceTitle($track_details['id']);
$track->setDuration($duration);
} break;
case 'audio': {
$mode = self::PM_AUDIO;
$track = new RippingCluster_Rips_SourceAudioTrack($track_details['id']);
} break;
case 'subtitles': {
$mode = self::PM_SUBTITLE;
$track = new RippingCluster_Rips_SourceSubtitleTrack($track_details['id']);
} break;
}
} break;
case $mode == self::PM_AUDIO && $track && preg_match('/^| \+ Codec ID: (?P<codec>.+)$/', $line, $matches): {
$track->setFormat($matches['codec']);
} break;
case $mode == self::PM_AUDIO && $track && preg_match('/^| \+ Language: (?P<language>.+)$/', $line, $matches): {
$track->setLanguage($matches['language']);
} break;
case $mode == self::PM_AUDIO && $track && preg_match('/^| \+ Sampling frequency: (?P<samplerate>.+)$/', $line, $matches): {
$track->setSampleRate($matches['samplerate']);
} break;
case $mode == self::PM_AUDIO && $track && preg_match('/^| \+ Channels: (?P<channels>.+)$/', $line, $matches): {
$track->setFormat($matches['channels']);
} break;
case $mode == self::PM_SUBTITLE && $track && preg_match('/^| \+ Language: (?P<language>.*)$/', $line): {
$track->setLanguage($matches['language']);
} break;
case $mode == self::PM_TITLE && $track && preg_match('/^ \+ Default duration: [\d\.]+ \((?P<framerate>[\d\.]+ fps for a video track)\)$/', $line, $matches): {
$title->setFramerate($matches['framerate']);
} break;
case $mode == self::PM_TITLE && $track && preg_match('/^ \+ Pixel width: (?P<width>\d+)$/', $line, $matches): {
$title->setWidth($matches['width']);
} break;
case $mode == self::PM_TITLE && $track && preg_match('/^ \+ Pixel height: (?P<height>\d+)$/', $line, $matches): {
$title->setHeight($matches['height']);
} break;
case $title && $mode == self::PM_CHAPTER && preg_match('/^ \+ (?P<id>\d+): cells \d+->\d+, \d+ blocks, duration (?P<duration>\d+:\d+:\d+)$/', $line, $matches): {
$title->addChapter($matches['id'], $matches['duration']);
} break;
case $title && $mode == self::PM_AUDIO && preg_match('/^ \+ (?P<id>\d+), (?P<name>.+) \((?P<format>.+)\) \((?P<channels>(.+ ch|Dolby Surround))\) \((?P<language>.+)\), (?P<samplerate>\d+)Hz, (?P<bitrate>\d+)bps$/', $line, $matches): {
$title->addAudioTrack(
new RippingCluster_Rips_SourceAudioTrack(
$matches['id'], $matches['name'], $matches['format'], $matches['channels'],
$matches['language'], $matches['samplerate'], $matches['bitrate']
)
);
} break;
case $title && $mode == self::PM_SUBTITLE && preg_match('/^ \+ (?P<id>\d+), (?P<name>.+) \((?P<language>.+)\) \((?P<format>.+)\)$/', $line, $matches): {
$title->addSubtitleTrack(
new RippingCluster_Rips_SourceSubtitleTrack(
$matches['id'], $matches['name'], $matches['language'], $matches['format']
)
);
} break;
default: {
// Ignore this unmatched line
} break;
}
}
}
// If requested, store the new source object in the cache
if ($use_cache) {