annotate sat/tools/video.py @ 3852:384ad98ea9fe

component AP gateway: we need to use `actor` and not `attributedTo` for activities: `attributedTo` may not be filled, notably when the object is a string URL
author Goffi <goffi@goffi.org>
date Thu, 14 Jul 2022 12:55:30 +0200
parents 7550ae9cfbac
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3347
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
1 #!/usr/bin/env python3
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
2
3480
7550ae9cfbac Renamed the project from "Salut à Toi" to "Libervia":
Goffi <goffi@goffi.org>
parents: 3479
diff changeset
3 # Libervia: an XMPP client
3479
be6d91572633 date update
Goffi <goffi@goffi.org>
parents: 3347
diff changeset
4 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
3347
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
5
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
6 # This program is free software: you can redistribute it and/or modify
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
7 # it under the terms of the GNU Affero General Public License as published by
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
8 # the Free Software Foundation, either version 3 of the License, or
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
9 # (at your option) any later version.
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
10
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
11 # This program is distributed in the hope that it will be useful,
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
14 # GNU Affero General Public License for more details.
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
15
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
16 # You should have received a copy of the GNU Affero General Public License
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
18
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
19 """Methods to manipulate videos"""
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
20 from typing import Union
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
21 from pathlib import Path
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
22 from twisted.python.procutils import which
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
23 from sat.core.i18n import _
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
24 from sat.core import exceptions
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
25 from sat.core.log import getLogger
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
26 from .common import async_process
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
27
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
28
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
29 log = getLogger(__name__)
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
30
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
31
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
32
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
33
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
34
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
35 try:
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
36 ffmpeg_path = which('ffmpeg')[0]
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
37 except IndexError:
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
38 log.warning(_(
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
39 "ffmpeg executable not found, video thumbnails won't be available"))
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
40 ffmpeg_path = None
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
41
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
42
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
43 async def get_thumbnail(video_path: Union[Path, str], dest_path: Path) -> Path:
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
44 """Extract thumbnail from video
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
45
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
46 @param video_path: source of the video
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
47 @param dest_path: path where the file must be saved
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
48 @return: path of the generated thumbnail
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
49 image is created in temporary directory but is not delete automatically
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
50 it should be deleted after use.
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
51 Image will be in JPEG format.
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
52 @raise exceptions.NotFound: ffmpeg is missing
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
53 """
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
54 if ffmpeg_path is None:
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
55 raise exceptions.NotFound(
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
56 _("ffmpeg executable is not available, can't generate video thumbnail"))
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
57
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
58 await async_process.run(
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
59 ffmpeg_path, "-i", str(video_path), "-ss", "10", "-frames:v", "1", str(dest_path)
c8033a9357e7 tools: new `video` module:
Goffi <goffi@goffi.org>
parents:
diff changeset
60 )