modify ffmpeg param: use string instead of an object

ffplayout.yml

@@ -127,18 +127,18 @@ out:
     preview: False
     service_name: "Live Stream"
     service_provider: "example.org"
-    post_ffmpeg_param:
-        c:v: "libx264"
-        crf: "23"
-        x264-params: "keyint=50:min-keyint=25:scenecut=-1"
-        maxrate: "1300k"
-        bufsize: "2600k"
-        preset: "medium"
-        profile:v: "Main"
-        level: "3.1"
-        c:a: "aac"
-        ar: "44100"
-        b:a: "128k"
-        flags: +global_header
-        f: "flv"
+    post_ffmpeg_param: >-
+        -c:v libx264
+        -crf 23
+        -x264-params keyint=50:min-keyint=25:scenecut=-1
+        -maxrate 1300k
+        -bufsize 2600k
+        -preset medium
+        -profile:v Main
+        -level 3.1
+        -c:a aac
+        -ar 44100
+        -b:a 128k
+        -flags +global_header
+        -f flv
     out_addr: "rtmp://localhost/live/stream"

ffplayout/utils.py

@@ -140,17 +140,6 @@ def read_config(path):
         return yaml.safe_load(config_file)
 
 
-def dict_to_list(d):
-    li = []
-
-    for key, value in d.items():
-        if value:
-            li += ['-{}'.format(key), str(value)]
-        else:
-            li += ['-{}'.format(key)]
-    return li
-
-
 def load_config():
     """
     this function can reload most settings from configuration file,
@@ -228,8 +217,8 @@ def load_config():
         _playout.preview = cfg['out']['preview']
         _playout.name = cfg['out']['service_name']
         _playout.provider = cfg['out']['service_provider']
-        _playout.post_comp_param = dict_to_list(
-            cfg['out']['post_ffmpeg_param'])
+        print(cfg['out']['post_ffmpeg_param'].split(' '))
+        _playout.post_comp_param = cfg['out']['post_ffmpeg_param'].split(' ')
         _playout.out_addr = cfg['out']['out_addr']
 
         _init.load = False