App: deploy pyprocessor

Clement Champetier · Clement Champetier · commit b656a26add05 · 2015-03-12T11:20:50.000+01:00
pyprocessor uses argparse.
diff --git a/app/CMakeLists.txt b/app/CMakeLists.txt
@@ -5,4 +5,5 @@ add_subdirectory(avPlay)
 add_subdirectory(avProcessor)
 
 # Python apps
-add_subdirectory(pyThumbnail)
+add_subdirectory(pyProcessor)
+add_subdirectory(pyThumbnail)
diff --git a/app/pyProcessor/CMakeLists.txt b/app/pyProcessor/CMakeLists.txt
@@ -0,0 +1,8 @@
+### python/pyProcessor
+
+# Install app
+install(
+	FILES "pyprocessor.py"
+	PERMISSIONS OWNER_EXECUTE OWNER_WRITE OWNER_READ GROUP_EXECUTE GROUP_READ WORLD_READ WORLD_EXECUTE
+	DESTINATION "share/python"
+)
diff --git a/app/pyProcessor/pyProcessor.py b/app/pyProcessor/pyProcessor.py
diff --git a/app/pyProcessor/pyprocessor.py b/app/pyProcessor/pyprocessor.py
@@ -0,0 +1,52 @@
+import sys
+import argparse # python2.7+
+
+from pyAvTranscoder import avtranscoder as av
+
+
+def parseConfigFile( inputConfigFile, transcoder ):
+    file = open( inputConfigFile, 'r' )
+    for line in file:
+        line = line.strip( '\n' )
+
+        filename, operation = line.split( '=' )
+
+        streamIndexes, profileName = operation.split( ':' )
+        if "." in streamIndexes:
+            streamIndex, subStreamIndex = map(int, streamIndexes.split( '.' ))
+        else:
+            streamIndex = int(streamIndexes)
+            subStreamIndex = -1
+
+        transcoder.add( filename, streamIndex, subStreamIndex, profileName )
+
+
+# Create command-line interface
+parser = argparse.ArgumentParser(
+    prog='pythumbnail',
+    description='''Generate jpeg thumbnail from video/image.''',
+)
+
+# requirements
+parser.add_argument('configFileName', help='The config file will be parsed by foloowing this pattern: <media_file>=<stream_index><.substream_index>:<profile_name> \nGenerated streams (video and audio) and offset are not supported.')
+parser.add_argument('outputFileName', help='The output media file.')
+# Parse command-line
+args = parser.parse_args()
+
+# setup avtranscoder
+logger = av.Logger().setLogLevel(av.AV_LOG_QUIET)
+av.preloadCodecsAndFormats()
+
+# create Transcoder
+ouputFile = av.OutputFile( args.outputFileName )
+transcoder = av.Transcoder( ouputFile )
+
+# parse configuration file
+parseConfigFile( args.configFileName, transcoder )
+
+# initialize Transcoder
+transcoder.setProcessMethod( av.eProcessMethodLongest )
+
+# Process transcode
+progress = av.ConsoleProgress()
+transcoder.process( progress )
