[youtube] Fix extraction.

[youtube-dl] / youtube_dl / extractor / rtve.py

diff --git a/youtube_dl/extractor/rtve.py b/youtube_dl/extractor/rtve.py
index d9edf9da2f71cf6fbcf3c8bfd310c4818eced62c..ce9db0629459d23ea0cc870a1bde348d21e99e9a 100644 (file)
--- a/youtube_dl/extractor/rtve.py
+++ b/youtube_dl/extractor/rtve.py
@@ -7,6 +7,7 @@ import time
 
 from .common import InfoExtractor
 from ..compat import (
+    compat_b64decode,
     compat_struct_unpack,
 )
 from ..utils import (
@@ -21,7 +22,7 @@ from ..utils import (
 
 
 def _decrypt_url(png):
-    encrypted_data = base64.b64decode(png.encode('utf-8'))
+    encrypted_data = compat_b64decode(png)
     text_index = encrypted_data.find(b'tEXt')
     text_chunk = encrypted_data[text_index - 4:]
     length = compat_struct_unpack('!I', text_chunk[:4])[0]
@@ -31,6 +32,9 @@ def _decrypt_url(png):
     hash_index = data.index('#')
     alphabet_data = data[:hash_index]
     url_data = data[hash_index + 1:]
+    if url_data[0] == 'H' and url_data[3] == '%':
+        # remove useless HQ%% at the start
+        url_data = url_data[4:]
 
     alphabet = []
     e = 0