4 files changed, 91 insertions, 64 deletions
diff --git a/youtube_dl/postprocessor/__init__.py b/youtube_dl/postprocessor/__init__.py
index f39acadce..ab7f1a29a 100644
--- a/youtube_dl/postprocessor/__init__.py
+++ b/youtube_dl/postprocessor/__init__.py
@@ -1,6 +1,6 @@
 from __future__ import unicode_literals
 
-from .atomicparsley import AtomicParsleyPP
+from .embedthumbnail import EmbedThumbnailPP
 from .ffmpeg import (
     FFmpegPostProcessor,
     FFmpegAudioFixPP,
@@ -23,7 +23,7 @@ def get_postprocessor(key):
 
 
 __all__ = [
-    'AtomicParsleyPP',
+    'EmbedThumbnailPP',
     'ExecAfterDownloadPP',
     'FFmpegAudioFixPP',
     'FFmpegEmbedSubtitlePP',
diff --git a/youtube_dl/postprocessor/atomicparsley.py b/youtube_dl/postprocessor/atomicparsley.py
deleted file mode 100644
index e4e198695..000000000
--- a/youtube_dl/postprocessor/atomicparsley.py
+++ /dev/null
@@ -1,62 +0,0 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
-
-import os
-import subprocess
-
-from .common import PostProcessor
-from ..compat import (
-    compat_urlretrieve,
-)
-from ..utils import (
-    check_executable,
-    encodeFilename,
-    PostProcessingError,
-    prepend_extension,
-    shell_quote
-)
-
-
-class AtomicParsleyPPError(PostProcessingError):
-    pass
-
-
-class AtomicParsleyPP(PostProcessor):
-    def run(self, info):
-        if not check_executable('AtomicParsley', ['-v']):
-            raise AtomicParsleyPPError('AtomicParsley was not found. Please install.')
-
-        filename = info['filepath']
-        temp_filename = prepend_extension(filename, 'temp')
-        temp_thumbnail = prepend_extension(filename, 'thumb')
-
-        if not info.get('thumbnail'):
-            raise AtomicParsleyPPError('Thumbnail was not found. Nothing to do.')
-
-        compat_urlretrieve(info['thumbnail'], temp_thumbnail)
-
-        cmd = ['AtomicParsley', filename, '--artwork', temp_thumbnail, '-o', temp_filename]
-
-        self._downloader.to_screen('[atomicparsley] Adding thumbnail to "%s"' % filename)
-
-        if self._downloader.params.get('verbose', False):
-            self._downloader.to_screen('[debug] AtomicParsley command line: %s' % shell_quote(cmd))
-
-        p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
-        stdout, stderr = p.communicate()
-
-        if p.returncode != 0:
-            msg = stderr.decode('utf-8', 'replace').strip()
-            raise AtomicParsleyPPError(msg)
-
-        os.remove(encodeFilename(temp_thumbnail))
-        # for formats that don't support thumbnails (like 3gp) AtomicParsley
-        # won't create to the temporary file
-        if b'No changes' in stdout:
-            self._downloader.report_warning('The file format doesn\'t support embedding a thumbnail')
-        else:
-            os.remove(encodeFilename(filename))
-            os.rename(encodeFilename(temp_filename), encodeFilename(filename))
-
-        return [], info
diff --git a/youtube_dl/postprocessor/embedthumbnail.py b/youtube_dl/postprocessor/embedthumbnail.py
new file mode 100644
index 000000000..b6507db27
--- /dev/null
+++ b/youtube_dl/postprocessor/embedthumbnail.py
@@ -0,0 +1,87 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+
+import os
+import subprocess
+
+from .common import PostProcessor
+from ..compat import (
+    compat_urlretrieve,
+)
+from ..utils import (
+    check_executable,
+    encodeFilename,
+    PostProcessingError,
+    prepend_extension,
+    shell_quote
+)
+
+
+class EmbedThumbnailPPError(PostProcessingError):
+    pass
+
+
+class EmbedThumbnailPP(PostProcessor):
+    def run(self, info):
+        filename = info['filepath']
+        temp_filename = prepend_extension(filename, 'temp')
+        temp_thumbnail = prepend_extension(filename, 'thumb')
+
+        if not info.get('thumbnail'):
+            raise EmbedThumbnailPPError('Thumbnail was not found. Nothing to do.')
+
+        compat_urlretrieve(info['thumbnail'], temp_thumbnail)
+
+        if info['ext'] == 'mp3':
+            if not check_executable('ffmpeg', ['-version']):
+                raise AtomicParsleyPPError('FFmpeg was not found. Please install.')
+
+            cmd = ['ffmpeg', '-i', filename, '-i', temp_thumbnail, '-c', 'copy', '-map', '0', '-map', '1', '-metadata:s:v', 'title="Album cover"', '-metadata:s:v', 'comment="Cover (Front)"', temp_filename]
+
+            self._downloader.to_screen('[ffmpeg] Adding thumbnail to "%s"' % filename)
+
+            if self._downloader.params.get('verbose', False):
+                self._downloader.to_screen('[debug] FFmpeg command line: %s' % shell_quote(cmd))
+
+            p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+            stdout, stderr = p.communicate()
+
+            if p.returncode != 0:
+                msg = stderr.decode('utf-8', 'replace').strip()
+                raise EmbedThumbnailPPError(msg)
+
+            os.remove(encodeFilename(temp_thumbnail))
+            os.remove(encodeFilename(filename))
+            os.rename(encodeFilename(temp_filename), encodeFilename(filename))
+
+        elif info['ext'] == 'm4a':
+            if not check_executable('AtomicParsley', ['-v']):
+                raise EmbedThumbnailPPError('AtomicParsley was not found. Please install.')
+
+            cmd = ['AtomicParsley', filename, '--artwork', temp_thumbnail, '-o', temp_filename]
+
+            self._downloader.to_screen('[atomicparsley] Adding thumbnail to "%s"' % filename)
+
+            if self._downloader.params.get('verbose', False):
+                self._downloader.to_screen('[debug] AtomicParsley command line: %s' % shell_quote(cmd))
+
+            p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+            stdout, stderr = p.communicate()
+
+            if p.returncode != 0:
+                msg = stderr.decode('utf-8', 'replace').strip()
+                raise EmbedThumbnailPPError(msg)
+
+            os.remove(encodeFilename(temp_thumbnail))
+            # for formats that don't support thumbnails (like 3gp) AtomicParsley
+            # won't create to the temporary file
+            if b'No changes' in stdout:
+                self._downloader.report_warning('The file format doesn\'t support embedding a thumbnail')
+            else:
+                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.')
+
+        return [], info
diff --git a/youtube_dl/postprocessor/ffmpeg.py b/youtube_dl/postprocessor/ffmpeg.py
index df6fb6665..c01f2eedd 100644
--- a/youtube_dl/postprocessor/ffmpeg.py
+++ b/youtube_dl/postprocessor/ffmpeg.py
@@ -280,6 +280,8 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor):
                 errnote='Cannot update utime of audio file')
 
         information['filepath'] = new_path
+        information['ext'] = extension
+
         return [path], information