From 7f97e8f155c4a51517670c0dc7574f88afeffe6c Mon Sep 17 00:00:00 2001
From: tassaron
Date: Mon, 2 May 2022 20:16:47 -0400
Subject: add commandline option to disable preview during export the weird use
 of type() is to avoid restructuring the code at this time. I will refactor
 this in a different pull request

---
 src/command.py      | 9 ++++++++-
 src/core.py         | 1 +
 src/video_thread.py | 3 ++-
 3 files changed, 11 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/command.py b/src/command.py
index bf7941a..6d76906 100644
--- a/src/command.py
+++ b/src/command.py
@@ -58,12 +58,16 @@ class Command(QtCore.QObject):
         )
         self.parser.add_argument(
             '--test', action='store_true',
-            help='run tests, generate logfiles, then exit'
+            help='run tests and create a report full of debugging info'
         )
         self.parser.add_argument(
             '--debug', action='store_true',
             help='create bigger logfiles while program is running'
         )
+        self.parser.add_argument(
+            '--no-preview', action='store_true',
+            help='disable live preview during export in GUI mode'
+        )
 
         # optional arguments
         self.parser.add_argument(
@@ -140,6 +144,9 @@ class Command(QtCore.QObject):
             self.createAudioVisualisation(self.args.input, self.args.output)
             return "commandline"
 
+        elif self.args.no_preview:
+            core.Core.previewEnabled = False
+
         elif 'help' not in sys.argv and self.args.projpath is None and '--debug' not in sys.argv:
             self.parser.print_help()
             quit(1)
diff --git a/src/core.py b/src/core.py
index 77b0894..1ad4a67 100644
--- a/src/core.py
+++ b/src/core.py
@@ -487,6 +487,7 @@ class Core:
             ],
             'logDir': os.path.join(dataDir, 'log'),
             'logEnabled': False,
+            'previewEnabled': True,
         }
 
         settings['videoFormats'] = toolkit.appendUppercase([
diff --git a/src/video_thread.py b/src/video_thread.py
index 0895547..27379ef 100644
--- a/src/video_thread.py
+++ b/src/video_thread.py
@@ -44,6 +44,7 @@ class Worker(QtCore.QObject):
         self.settings = parent.settings
         self.modules = parent.core.modules
         parent.createVideo.connect(self.createVideo)
+        self.previewEnabled = type(parent.core).previewEnabled
 
         #self.parent = parent
         self.components = components
@@ -327,7 +328,7 @@ class Worker(QtCore.QObject):
                     break
 
                 # Update live preview
-                if time.time() - self.lastPreview > 0.5:
+                if self.previewEnabled and time.time() - self.lastPreview > 0.5:
                     self.showPreview(frameBuffer[audioI])
 
                 try:
-- 
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