def test_parse_no_cover_data(self):
_, lib_version_str, lib_version = MediaInfo._get_library()
if lib_version < (18, 3):
pytest.skip(
"Cover_Data option not supported by this library version "
"(v{} detected, v18.03 required)".format(lib_version_str))
self.assertEqual(self.no_cover_mi.tracks[0].cover_data, None)
async def media_info(data: SeekableIO) -> PyMediaInfo:
lib, handle, _str_version, lib_version = PyMediaInfo._get_library()
xml_option = "OLDXML" if lib_version >= (17, 10) else "XML"
lib.MediaInfo_Option(handle, "CharSet", "UTF-8")
lib.MediaInfo_Option(handle, "Inform", xml_option)
lib.MediaInfo_Option(handle, "Complete", "1")
lib.MediaInfo_Option(handle, "ParseSpeed", "0.5")
size = await measure(data)
lib.MediaInfo_Open_Buffer_Init(handle, size, 0)
# mediainfo doesn't need to read the entire file, and the read_chunked
# generator won't rewind on its own if it isn't fully exhausted
async with rewind(data):
async for chunk in read_chunked_binary(data):
lc = len(chunk)
if lib.MediaInfo_Open_Buffer_Continue(handle, chunk, lc) & 0x08:
break
seek = lib.MediaInfo_Open_Buffer_Continue_GoTo_Get(handle)
if seek != ctypes.c_uint64(-1).value:
await make_awaitable(data.seek(seek))
lib.MediaInfo_Open_Buffer_Init(handle, size, seek)
lib.MediaInfo_Open_Buffer_Finalize(handle)
info: str = lib.MediaInfo_Inform(handle, 0)
lib.MediaInfo_Close(handle)
lib.MediaInfo_Delete(handle)
return PyMediaInfo(info)
def setUp(self):
_, lib_version_str, lib_version = MediaInfo._get_library()
if lib_version < (19, 9):
pytest.skip(
"Reset option not supported by this library version "
"(v{} detected, v19.09 required)".format(lib_version_str))
self.raw_language_mi = MediaInfo.parse(
os.path.join(data_dir, "sample.mkv"),
mediainfo_options={"Language": "raw"},
)
# Parsing the file without the custom options afterwards
# allows us to check that the "Reset" option worked
# https://github.com/MediaArea/MediaInfoLib/issues/1128
self.normal_mi = MediaInfo.parse(os.path.join(data_dir,
"sample.mkv"), )
def create(cls, os_family=None, suggested_path=None):
"""Create the executor instance."""
for candidate in define_candidate(cls.locations, cls.names, os_family,
suggested_path):
if MediaInfo.can_parse(candidate):
lib = MediaInfo._get_library(candidate)
lib.MediaInfo_Option.argtypes = [
c_void_p, c_wchar_p, c_wchar_p
]
lib.MediaInfo_Option.restype = c_wchar_p
version = MediaInfoExecutor._get_version(
lib.MediaInfo_Option(None, "Info_Version", ""))
logger.debug('MediaInfo library detected: %s (v%s)', candidate,
'.'.join(map(str, version)))
return MediaInfoCTypesExecutor(candidate, version)
def _get_library_version():
lib, handle, lib_version_str, lib_version = MediaInfo._get_library()
lib.MediaInfo_Close(handle)
lib.MediaInfo_Delete(handle)
return lib_version_str, lib_version
