[jwplatform] add support for playlist extraction and relative urls and improve audio...

[youtube-dl] / youtube_dl / utils.py

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 3498697b60d70c45d4041f80f59945aefeb9e035..97ddd988398993e7858651b77bf19ef72efe3a7c 100644 (file)
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -1101,7 +1101,7 @@ def unified_timestamp(date_str, day_first=True):
 
     date_str = date_str.replace(',', ' ')
 
-    pm_delta = datetime.timedelta(hours=12 if re.search(r'(?i)PM', date_str) else 0)
+    pm_delta = 12 if re.search(r'(?i)PM', date_str) else 0
     timezone, date_str = extract_timezone(date_str)
 
     # Remove AM/PM + timezone
@@ -1109,13 +1109,13 @@ def unified_timestamp(date_str, day_first=True):
 
     for expression in date_formats(day_first):
         try:
-            dt = datetime.datetime.strptime(date_str, expression) - timezone + pm_delta
+            dt = datetime.datetime.strptime(date_str, expression) - timezone + datetime.timedelta(hours=pm_delta)
             return calendar.timegm(dt.timetuple())
         except ValueError:
             pass
     timetuple = email.utils.parsedate_tz(date_str)
     if timetuple:
-        return calendar.timegm(timetuple.timetuple())
+        return calendar.timegm(timetuple) + pm_delta * 3600
 
 
 def determine_ext(url, default_ext='unknown_video'):
@@ -2123,9 +2123,47 @@ def mimetype2ext(mt):
         'dash+xml': 'mpd',
         'f4m': 'f4m',
         'f4m+xml': 'f4m',
+        'hds+xml': 'f4m',
+        'vnd.ms-sstr+xml': 'ism',
     }.get(res, res)
 
 
+def parse_codecs(codecs_str):
+    # http://tools.ietf.org/html/rfc6381
+    if not codecs_str:
+        return {}
+    splited_codecs = list(filter(None, map(
+        lambda str: str.strip(), codecs_str.strip().strip(',').split(','))))
+    vcodec, acodec = None, None
+    for full_codec in splited_codecs:
+        codec = full_codec.split('.')[0]
+        if codec in ('avc1', 'avc2', 'avc3', 'avc4', 'vp9', 'vp8', 'hev1', 'hev2', 'h263', 'h264', 'mp4v'):
+            if not vcodec:
+                vcodec = full_codec
+        elif codec in ('mp4a', 'opus', 'vorbis', 'mp3', 'aac'):
+            if not acodec:
+                acodec = full_codec
+        else:
+            write_string('WARNING: Unknown codec %s' % full_codec, sys.stderr)
+    if not vcodec and not acodec:
+        if len(splited_codecs) == 2:
+            return {
+                'vcodec': vcodec,
+                'acodec': acodec,
+            }
+        elif len(splited_codecs) == 1:
+            return {
+                'vcodec': 'none',
+                'acodec': vcodec,
+            }
+    else:
+        return {
+            'vcodec': vcodec or 'none',
+            'acodec': acodec or 'none',
+        }
+    return {}
+
+
 def urlhandle_detect_ext(url_handle):
     getheader = url_handle.headers.get