add post processor

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

diff --git a/youtube_dl/postprocessor/atomicparsley.py b/youtube_dl/postprocessor/atomicparsley.py
new file mode 100644 (file)
index 0000000..0f7cf54
--- /dev/null
+++ b/youtube_dl/postprocessor/atomicparsley.py
@@ -0,0 +1,59 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+
+import os
+import subprocess
+
+from .common import PostProcessor
+
+from ..utils import (
+    check_executable,
+    compat_urlretrieve,
+    encodeFilename,
+    PostProcessingError,
+    prepend_extension,
+    shell_quote
+)
+
+
+class AtomicParsleyPPError(PostProcessingError):
+    pass
+
+
+class AtomicParsleyPP(PostProcessor):
+    def __init__(self, downloader=None):
+        PostProcessor.__init__(self, downloader)
+
+    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(filename))
+        os.remove(encodeFilename(temp_thumbnail))
+        os.rename(encodeFilename(temp_filename), encodeFilename(filename))
+
+        return True, info