X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Fpostprocessor%2Fembedthumbnail.py;fp=youtube_dl%2Fpostprocessor%2Fembedthumbnail.py;h=4868a42fdca9f486bed5e1def3ffaf08b26fda39;hb=2a09c1b8ab348c43ece3cf246645e7335a802ca9;hp=7ba98a0ea6afbafc52e086ea29c704b8b736b948;hpb=bf6427d2fbcbd95cd1cb640e8b894c18782a2a12;p=youtube-dl

diff --git a/youtube_dl/postprocessor/embedthumbnail.py b/youtube_dl/postprocessor/embedthumbnail.py
index 7ba98a0ea..4868a42fd 100644
--- a/youtube_dl/postprocessor/embedthumbnail.py
+++ b/youtube_dl/postprocessor/embedthumbnail.py
@@ -11,6 +11,7 @@ from ..compat import (
     compat_urlretrieve,
 )
 from ..utils import (
+    determine_ext,
     check_executable,
     encodeFilename,
     PostProcessingError,
@@ -27,7 +28,7 @@ class EmbedThumbnailPP(FFmpegPostProcessor):
     def run(self, info):
         filename = info['filepath']
         temp_filename = prepend_extension(filename, 'temp')
-        temp_thumbnail = prepend_extension(filename, 'thumb')
+        temp_thumbnail = filename + '.' + determine_ext(info['thumbnail'])
 
         if not info.get('thumbnail'):
             raise EmbedThumbnailPPError('Thumbnail was not found. Nothing to do.')