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[youtube-dl] / youtube_dl / postprocessor / embedthumbnail.py

diff --git a/youtube_dl/postprocessor/embedthumbnail.py b/youtube_dl/postprocessor/embedthumbnail.py
index 8f825f7859058c9c40cd55e50ec9832a92858c32..2e4789eb220b1069f51c5e68a9b3ff76b7514c6d 100644 (file)
--- a/youtube_dl/postprocessor/embedthumbnail.py
+++ b/youtube_dl/postprocessor/embedthumbnail.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# coding: utf-8
 from __future__ import unicode_literals
 
 
@@ -35,7 +35,12 @@ class EmbedThumbnailPP(FFmpegPostProcessor):
 
         thumbnail_filename = info['thumbnails'][-1]['filename']
 
-        if info['ext'] == 'mp3':
+        if not os.path.exists(encodeFilename(thumbnail_filename)):
+            self._downloader.report_warning(
+                'Skipping embedding the thumbnail because the file is missing.')
+            return [], info
+
+        if info['ext'] in ('mp3', 'mkv'):
             options = [
                 '-c', 'copy', '-map', '0', '-map', '1',
                 '-metadata:s:v', 'title="Album cover"', '-metadata:s:v', 'comment="Cover (Front)"']
@@ -49,7 +54,7 @@ class EmbedThumbnailPP(FFmpegPostProcessor):
             os.remove(encodeFilename(filename))
             os.rename(encodeFilename(temp_filename), encodeFilename(filename))
 
-        elif info['ext'] == 'm4a':
+        elif info['ext'] in ['m4a', 'mp4']:
             if not check_executable('AtomicParsley', ['-v']):
                 raise EmbedThumbnailPPError('AtomicParsley was not found. Please install.')
 
@@ -82,6 +87,6 @@ class EmbedThumbnailPP(FFmpegPostProcessor):
                 os.remove(encodeFilename(filename))
                 os.rename(encodeFilename(temp_filename), encodeFilename(filename))
         else:
-            raise EmbedThumbnailPPError('Only mp3 and m4a are supported for thumbnail embedding for now.')
+            raise EmbedThumbnailPPError('Only mp3 and m4a/mp4 are supported for thumbnail embedding for now.')
 
         return [], info