From 069eec802da6c5724c1e84788cbe2078c3b0eacc Mon Sep 17 00:00:00 2001
From: j <j@mailb.org>
Date: Thu, 9 Nov 2023 00:33:06 +0100
Subject: [PATCH] fix audio duration

---
 render.py | 29 +++++++++++++----------------
 1 file changed, 13 insertions(+), 16 deletions(-)

diff --git a/render.py b/render.py
index b551831..f7adb21 100644
--- a/render.py
+++ b/render.py
@@ -253,33 +253,30 @@ def get_scene_duration(scene):
 def render(root, scene, prefix=''):
     fps = 24
     files = []
+    scene_duration = int(get_scene_duration(scene) * 24)
     for timeline, data in scene.items():
         #print(timeline)
         project = KDEnliveProject(root)
 
         tracks = []
+        track_durations = {}
         for track, clips in data.items():
             #print(track)
             for clip in clips:
                 project.append_clip(track, clip)
+            track_durations[track] = int(sum([c['duration'] for c in clips]) * 24)
+        if timeline.startswith('audio-'):
+            track_duration = project.get_duration()
+            delta = scene_duration - track_duration
+            if delta > 0:
+                for track in track_durations:
+                    if track_durations[track] == track_duration:
+                        project.append_clip(track, {'blank': True, "duration": delta/24})
+                        break
         path = os.path.join(root, prefix + "%s.kdenlive" % timeline)
         with open(path, 'w') as fd:
             fd.write(project.to_xml())
         files.append(path)
-        if timeline == "audio":
-            duration = project.get_duration()
-            for track, clips in data.items():
-                project = KDEnliveProject(root)
-                for clip in clips:
-                    project.append_clip(track, clip)
-                track_duration = project.get_duration()
-                delta = duration - track_duration
-                if delta > 0:
-                    project.append_clip(track, {'blank': True, "duration": delta/24})
-                path = os.path.join(root, prefix + "%s-%s.kdenlive" % (timeline, track))
-                with open(path, 'w') as fd:
-                    fd.write(project.to_xml())
-                files.append(path)
     return files
 
 def get_fragments(clips, voice_over, prefix):
@@ -451,8 +448,8 @@ def render_all(options):
             for cmd in cmds:
                 #print(" ".join([str(x) for x in cmd]))
                 subprocess.call(cmd)
-            ft = ox.avinfo(fragment_prefix / "front-5.1.mp4")['duration']
-            bt = ox.avinfo(fragment_prefix / "back.mp4")['duration']
+            ft = ox.avinfo(str(fragment_prefix / "front-5.1.mp4"))['duration']
+            bt = ox.avinfo(str(fragment_prefix / "back.mp4"))['duration']
             if ft != bt:
                 print(ft, fragment_prefix / "front-5.1.mp4")
                 print(bt, fragment_prefix / "back.mp4")