Added option -L to list available formats

diff --git a/youtube-dl b/youtube-dl
index 6cb58f1..09f8ddd 100755 (executable)
--- a/youtube-dl
+++ b/youtube-dl
@@ -1103,6 +1103,21 @@ class YoutubeIE(InfoExtractor):
                '44': 'webm',
                '45': 'webm',
        }
+       _video_dimensions = {
+               '5': '240x400',
+               '6': '???',
+               '13': '???',
+               '17': '144x176',
+               '18': '360x640',
+               '22': '720x1280',
+               '34': '360x640',
+               '35': '480x854',
+               '37': '1080x1920',
+               '38': '3072x4096',
+               '43': '360x640',
+               '44': '480x854',
+               '45': '720x1280',
+       }       
        IE_NAME = u'youtube'
 
        def report_lang(self):
@@ -1137,6 +1152,11 @@ class YoutubeIE(InfoExtractor):
                """Indicate the download will use the RTMP protocol."""
                self._downloader.to_screen(u'[youtube] RTMP download detected')
 
+       def _print_formats(self, formats):
+               print 'Available formats:'
+               for x in formats:
+                       print '%s\t:\t%s\t[%s]' %(x, self._video_extensions.get(x, 'flv'), self._video_dimensions.get(x, '???'))
+
        def _real_initialize(self):
                if self._downloader is None:
                        return
@@ -1330,6 +1350,9 @@ class YoutubeIE(InfoExtractor):
                        if len(existing_formats) == 0:
                                self._downloader.trouble(u'ERROR: no known formats available for video')
                                return
+                       if self._downloader.params.get('listformats', None):
+                               self._print_formats(existing_formats)
+                               sys.exit(0)
                        if req_format is None or req_format == 'best':
                                video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
                        elif req_format == 'worst':
@@ -3564,6 +3587,8 @@ def parseOpts():
                        action='store_const', dest='format', help='download all available video formats', const='all')
        video_format.add_option('--max-quality',
                        action='store', dest='format_limit', metavar='FORMAT', help='highest quality format to download')
+       video_format.add_option('-L', '--list-formats',
+                       action='store_true', dest='listformats', help='list all available formats')
 
 
        verbosity.add_option('-q', '--quiet',
@@ -3784,6 +3809,7 @@ def main():
                'skip_download': (opts.skip_download or opts.simulate or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription or opts.getfilename or opts.getformat),
                'format': opts.format,
                'format_limit': opts.format_limit,
+               'listformats': opts.listformats,
                'outtmpl': ((opts.outtmpl is not None and opts.outtmpl.decode(preferredencoding()))
                        or (opts.format == '-1' and opts.usetitle and u'%(stitle)s-%(id)s-%(format)s.%(ext)s')
                        or (opts.format == '-1' and opts.useliteral and u'%(title)s-%(id)s-%(format)s.%(ext)s')