forked from LBRYCommunity/lbry-sdk
185 lines
8.3 KiB
Python
185 lines
8.3 KiB
Python
import logging
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import pathlib
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import time
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from ..blockchain.test_claim_commands import ClaimTestCase
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from lbry.conf import TranscodeConfig
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from lbry.file_analysis import VideoFileAnalyzer
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log = logging.getLogger(__name__)
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class MeasureTime:
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def __init__(self, text):
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print(text, end="...", flush=True)
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def __enter__(self):
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self.start = time.perf_counter()
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def __exit__(self, exc_type, exc_val, exc_tb):
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end = time.perf_counter()
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print(f" done in {end - self.start:.6f}s", flush=True)
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class TranscodeValidation(ClaimTestCase):
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def make_name(self, name, extension=""):
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path = pathlib.Path(self.video_file_name)
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return path.parent / f"{path.stem}_{name}{extension or path.suffix}"
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async def asyncSetUp(self):
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await super().asyncSetUp()
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self.conf = TranscodeConfig()
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self.conf.volume_analysis_time = 0 # disable it as the test file isn't very good here
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self.analyzer = VideoFileAnalyzer(self.conf)
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self.assertTrue((await self.analyzer.status())["available"]) # ensure ffmpeg path detected
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file_ogg = self.make_name("ogg", ".ogg")
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self.video_file_ogg = str(file_ogg)
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if not file_ogg.exists():
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command = f'-i "{self.video_file_name}" -c:v libtheora -q:v 4 -c:a libvorbis -q:a 4 ' \
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f'-c:s copy -c:d copy "{file_ogg}"'
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with MeasureTime(f"Creating {file_ogg.name}"):
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output, code = await self.analyzer._execute_ffmpeg(command)
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self.assertEqual(code, 0, output)
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file_webm = self.make_name("webm", ".webm")
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self.video_file_webm = str(file_webm)
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if not file_webm.exists():
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command = f'-i "{self.video_file_name}" -c:v libvpx-vp9 -crf 36 -b:v 0 -cpu-used 2 ' \
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f'-c:a libopus -b:a 128k -c:s copy -c:d copy "{file_webm}"'
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with MeasureTime(f"Creating {file_webm.name}"):
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output, code = await self.analyzer._execute_ffmpeg(command)
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self.assertEqual(code, 0, output)
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async def test_should_work(self):
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new_file_name, _ = await self.analyzer.verify_or_repair(True, False, self.video_file_name)
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self.assertEqual(self.video_file_name, new_file_name)
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new_file_name, _ = await self.analyzer.verify_or_repair(True, False, self.video_file_ogg)
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self.assertEqual(self.video_file_ogg, new_file_name)
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new_file_name, spec = await self.analyzer.verify_or_repair(True, False, self.video_file_webm)
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self.assertEqual(self.video_file_webm, new_file_name)
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self.assertEqual(spec["width"], 1280)
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self.assertEqual(spec["height"], 720)
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self.assertEqual(spec["duration"], 16)
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async def test_volume(self):
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self.conf.volume_analysis_time = 200
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with self.assertRaisesRegex(Exception, "lower than prime"):
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await self.analyzer.verify_or_repair(True, False, self.video_file_name)
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async def test_container(self):
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file_name = self.make_name("bad_container", ".avi")
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if not file_name.exists():
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command = f'-i "{self.video_file_name}" -c copy -map 0 "{file_name}"'
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with MeasureTime(f"Creating {file_name.name}"):
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output, code = await self.analyzer._execute_ffmpeg(command)
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self.assertEqual(code, 0, output)
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with self.assertRaisesRegex(Exception, "Container format is not in the approved list"):
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await self.analyzer.verify_or_repair(True, False, file_name)
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fixed_file, _ = await self.analyzer.verify_or_repair(True, True, file_name)
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pathlib.Path(fixed_file).unlink()
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async def test_video_codec(self):
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file_name = self.make_name("bad_video_codec_1")
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if not file_name.exists():
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command = f'-i "{self.video_file_name}" -c copy -map 0 -c:v libx265 -preset superfast "{file_name}"'
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with MeasureTime(f"Creating {file_name.name}"):
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output, code = await self.analyzer._execute_ffmpeg(command)
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self.assertEqual(code, 0, output)
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with self.assertRaisesRegex(Exception, "Video codec is not in the approved list"):
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await self.analyzer.verify_or_repair(True, False, file_name)
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with self.assertRaisesRegex(Exception, "faststart flag was not used"):
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await self.analyzer.verify_or_repair(True, False, file_name)
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fixed_file, _ = await self.analyzer.verify_or_repair(True, True, file_name)
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pathlib.Path(fixed_file).unlink()
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async def test_max_bit_rate(self):
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self.conf.video_bitrate_maximum = 100
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with self.assertRaisesRegex(Exception, "The bit rate is above the configured maximum"):
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await self.analyzer.verify_or_repair(True, False, self.video_file_name)
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async def test_video_format(self):
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file_name = self.make_name("bad_video_format_1")
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if not file_name.exists():
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command = f'-i "{self.video_file_name}" -c copy -map 0 -c:v libx264 ' \
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f'-vf format=yuv444p "{file_name}"'
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with MeasureTime(f"Creating {file_name.name}"):
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output, code = await self.analyzer._execute_ffmpeg(command)
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self.assertEqual(code, 0, output)
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with self.assertRaisesRegex(Exception, "pixel format does not match the approved"):
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await self.analyzer.verify_or_repair(True, False, file_name)
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fixed_file, _ = await self.analyzer.verify_or_repair(True, True, file_name)
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pathlib.Path(fixed_file).unlink()
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async def test_audio_codec(self):
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file_name = self.make_name("bad_audio_codec_1", ".mkv")
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if not file_name.exists():
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command = f'-i "{self.video_file_name}" -c copy -map 0 -c:a pcm_s16le "{file_name}"'
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with MeasureTime(f"Creating {file_name.name}"):
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output, code = await self.analyzer._execute_ffmpeg(command)
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self.assertEqual(code, 0, output)
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with self.assertRaisesRegex(Exception, "Audio codec is not in the approved list"):
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await self.analyzer.verify_or_repair(True, False, file_name)
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fixed_file, _ = await self.analyzer.verify_or_repair(True, True, file_name)
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pathlib.Path(fixed_file).unlink()
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async def test_extension_choice(self):
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scan_data = await self.analyzer._get_scan_data(True, self.video_file_name)
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extension = self.analyzer._get_best_container_extension(scan_data, "")
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self.assertEqual(extension, pathlib.Path(self.video_file_name).suffix[1:])
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scan_data = await self.analyzer._get_scan_data(True, self.video_file_ogg)
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extension = self.analyzer._get_best_container_extension(scan_data, "")
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self.assertEqual(extension, "ogv")
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scan_data = await self.analyzer._get_scan_data(True, self.video_file_webm)
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extension = self.analyzer._get_best_container_extension(scan_data, "")
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self.assertEqual(extension, "webm")
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extension = self.analyzer._get_best_container_extension("", "libx264 -crf 23")
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self.assertEqual("mp4", extension)
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extension = self.analyzer._get_best_container_extension("", "libvpx-vp9 -crf 23")
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self.assertEqual("webm", extension)
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extension = self.analyzer._get_best_container_extension("", "libtheora")
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self.assertEqual("ogv", extension)
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async def test_no_ffmpeg(self):
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self.conf.ffmpeg_path = "I don't really exist/"
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self.analyzer._env_copy.pop("PATH", None)
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await self.analyzer.status(reset=True)
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with self.assertRaisesRegex(Exception, "Unable to locate"):
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await self.analyzer.verify_or_repair(True, False, self.video_file_name)
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async def test_dont_recheck_ffmpeg_installation(self):
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call_count = 0
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original = self.daemon._video_file_analyzer._verify_ffmpeg_installed
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def _verify_ffmpeg_installed():
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nonlocal call_count
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call_count += 1
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return original()
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self.daemon._video_file_analyzer._verify_ffmpeg_installed = _verify_ffmpeg_installed
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self.assertEqual(0, call_count)
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await self.daemon.jsonrpc_status()
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self.assertEqual(1, call_count)
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# counter should not go up again
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await self.daemon.jsonrpc_status()
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self.assertEqual(1, call_count)
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# this should force rechecking the installation
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await self.daemon.jsonrpc_ffmpeg_find()
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self.assertEqual(2, call_count)
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