youtube-dl

commit 65f934dc930f7996e137d61dd80ef092f9075532
parent b7b4796bf263295616aa1f7c8d3b8e4104601838
Author: Philipp Hagemeister <phihag@phihag.de>
Date:   Mon,  8 Oct 2012 22:14:19 +0200

Correct detect_executables on Windows (Closes #447, #457)

Diffstat:
M
youtube_dl/PostProcessor.py
 | 
15
++++++++-------

1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/youtube_dl/PostProcessor.py b/youtube_dl/PostProcessor.py
@@ -71,13 +71,14 @@ class FFmpegExtractAudioPP(PostProcessor):
 
 	@staticmethod
 	def detect_executables():
-		available = {'avprobe' : False, 'avconv' : False, 'ffmpeg' : False, 'ffprobe' : False}
-		for path in os.environ["PATH"].split(os.pathsep):
-			for program in available.keys():
-				exe_file = os.path.join(path, program)
-				if os.path.isfile(exe_file) and os.access(exe_file, os.X_OK):
-					available[program] = exe_file
-		return available
+		def executable(exe):
+			try:
+				subprocess.check_output([exe, '-version'])
+			except OSError:
+				return False
+			return exe
+		programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe']
+		return dict((program, executable(program)) for program in programs)
 
 	def get_audio_codec(self, path):
 		if not self._exes['ffprobe'] and not self._exes['avprobe']: return None