Not deleting video poster when converting to jpg.

modules/videos/lib.py

@@ -186,11 +186,8 @@ def convert_or_generate_poster(video: Video) -> Tuple[Optional[pathlib.Path], Op
             # Poster is not valid, convert it and place it in the new location.
             try:
                 convert_image(old, new)
-                if not new.is_file():
+                if not new.is_file() or not new.stat().st_size:
                     raise FileNotFoundError(f'Failed to convert poster: {new}')
-                if old != new:
-                    # Only remove the old one if we are not converting in-place.
-                    old.unlink(missing_ok=True)
                 logger.info(f'Converted invalid poster {repr(str(old))} to {repr(str(new))}')
                 return new, None
             except Exception as e:

modules/videos/test/test_common.py

@@ -16,7 +16,8 @@ from wrolpi.vars import PROJECT_DIR
 from .. import common
 from ..common import convert_image, update_view_counts_and_censored, get_video_duration, generate_video_poster, \
     is_valid_poster
-from ..lib import save_channels_config, get_channels_config, import_channels_config, ChannelsConfig
+from ..lib import save_channels_config, get_channels_config, import_channels_config, ChannelsConfig, \
+    convert_or_generate_poster
 
 
 def test_get_absolute_media_path(test_directory):

modules/videos/test/test_lib.py

@@ -108,14 +108,14 @@ def test_validate_video(test_directory, video_factory, image_bytes_factory, vide
     assert vid1.file_group.published_datetime and vid1.file_group.published_datetime.year == 2024
     assert vid1.file_group.title == 'The full title'
 
-    # A PNG is replaced.
+    # A PNG is converted, but not deleted.
     vid2 = video_factory(with_video_file=True, with_poster_ext='.png')
-    vid2.poster_path.with_suffix('.jpg').write_bytes(image_bytes_factory())  # New poster exists, replace it.
-    assert vid2.poster_path and vid2.poster_path.is_file() and vid2.poster_path.suffix == '.png', \
-        'Poster was not initialized'
+    assert vid2.poster_path and vid2.poster_path.suffix == '.png', 'Poster was not initialized'
+    assert {i.suffix for i in vid2.file_group.my_paths()} == {'.png', '.mp4'}
     validate_video(vid2, True)
     assert vid2.poster_path.is_file(), 'New poster was not generated'
-    assert vid2.poster_path.suffix == '.jpg'
+    assert vid2.poster_path.suffix == '.jpg' and vid2.poster_path.stat().st_size > 0
+    assert {i.suffix for i in vid2.file_group.my_paths()} == {'.jpg', '.png', '.mp4'}
 
 
 @pytest.mark.asyncio