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Allow for thumbnails to be generated even on ffmpeg warnings

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This commit is contained in:
ReAnzu 2018-02-24 01:48:10 -06:00
parent 90044eacd2
commit 4f612a6f64
1 changed files with 10 additions and 5 deletions
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11
server/szurubooru/func/images.py
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@ -33,10 +33,14 @@ class Image:
return self.info['streams'][0]['nb_read_frames']
def resize_fill(self, width: int, height: int) -> None:
width_greater = self.width > self.height
scale_param = "scale='%d:%d" % ((-1, height) if width_greater else (width, -1))
cli = [
'-i', '{path}',
'-f', 'image2',
'-vf', _SCALE_FIT_FMT.format(width=width, height=height),
'-filter:v', scale_param,
'-map', '0:v:0',
'-vframes', '1',
'-vcodec', 'png',
@ -50,7 +54,7 @@ class Image:
'-ss',
'%d' % math.floor(duration * 0.3),
] + cli
content = self._execute(cli)
content = self._execute(cli, ignore_error_if_data=True)
if not content:
raise errors.ProcessingError('Error while resizing image.')
self.content = content
@ -145,7 +149,7 @@ class Image:
with open(mp4_temp_path, 'rb') as mp4_temp:
return mp4_temp.read()
def _execute(self, cli: List[str], program: str = 'ffmpeg') -> bytes:
def _execute(self, cli: List[str], program: str = 'ffmpeg', ignore_error_if_data: bool = False) -> bytes:
extension = mime.get_extension(mime.get_mime_type(self.content))
assert extension
with util.create_temp_file(suffix='.' + extension) as handle:
@ -164,6 +168,7 @@ class Image:
'Failed to execute ffmpeg command (cli=%r, err=%r)',
' '.join(shlex.quote(arg) for arg in cli),
err)
if (not ignore_error_if_data and len(out) > 0) or len(out) == 0:
raise errors.ProcessingError(
'Error while processing image.\n' + err.decode('utf-8'))
return out