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#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-2.0-or-later
# <pep8 compliant>
import argparse
import pathlib
import sys
import unittest
from modules.test_utils import AbstractBlenderRunnerTest
class AbstractFFmpegTest(AbstractBlenderRunnerTest):
@classmethod
def setUpClass(cls):
cls.blender = args.blender
cls.testdir = pathlib.Path(args.testdir)
class AbstractFFmpegSequencerTest(AbstractFFmpegTest):
def get_script_for_file(self, filename: pathlib.Path) -> str:
movie = self.testdir / filename
return \
"import bpy; " \
"bpy.context.scene.sequence_editor_create(); " \
"strip = bpy.context.scene.sequence_editor.sequences.new_movie(" \
"'test_movie', %r, channel=1, frame_start=1); " \
"print(f'fps:{strip.fps}'); " \
"print(f'duration:{strip.frame_final_duration}'); " % movie.as_posix()
def get_movie_file_field(self, filename: pathlib.Path, field: str) -> str:
script = self.get_script_for_file(filename)
output = self.run_blender('', script)
prefix = field + ":"
for line in output.splitlines():
if line.startswith(prefix):
return line.split(':')[1]
return ""
def get_movie_file_field_float(self, filename: pathlib.Path, field: str) -> float:
return float(self.get_movie_file_field(filename, field))
def get_movie_file_field_int(self, filename: pathlib.Path, field: str) -> float:
return int(self.get_movie_file_field(filename, field))
def get_movie_file_fps(self, filename: pathlib.Path) -> float:
return self.get_movie_file_field_float(filename, "fps")
def get_movie_file_duration(self, filename: pathlib.Path) -> float:
return self.get_movie_file_field_int(filename, "duration")
class FPSDetectionTest(AbstractFFmpegSequencerTest):
def test_T51153(self):
self.assertAlmostEqual(
self.get_movie_file_fps('T51153_bad_clip_2.mts'),
29.97,
places=2)
def test_T53857(self):
self.assertAlmostEqual(
self.get_movie_file_fps('T53857_2018-01-22_15-30-49.mkv'),
30.0,
places=2)
def test_T54148(self):
self.assertAlmostEqual(
self.get_movie_file_fps('T54148_magn_0.mkv'),
1.0,
places=2)
def test_T68091(self):
self.assertAlmostEqual(
self.get_movie_file_fps('T68091-invalid-nb_frames-at-10fps.mp4'),
10.0,
places=2)
self.assertEqual(
self.get_movie_file_duration('T68091-invalid-nb_frames-at-10fps.mp4'),
10)
def test_T54834(self):
self.assertEqual(
self.get_movie_file_duration('T54834.ogg'),
50)
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('--blender', required=True)
parser.add_argument('--testdir', required=True)
args, remaining = parser.parse_known_args()
unittest.main(argv=sys.argv[0:1] + remaining)
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