Kevin Le cfafce9ccf add argument to enable output of .srt file
enable srt only output
case insensitive string to bool conversion for arg
2022-10-09 02:04:10 -05:00

47 lines
1.3 KiB
Python

import os
from typing import Iterator, TextIO
def str2bool(string):
string = string.lower()
str2val = {"true": True, "false": False}
if string in str2val:
return str2val[string]
else:
raise ValueError(
f"Expected one of {set(str2val.keys())}, got {string}")
def format_timestamp(seconds: float, always_include_hours: bool = False):
assert seconds >= 0, "non-negative timestamp expected"
milliseconds = round(seconds * 1000.0)
hours = milliseconds // 3_600_000
milliseconds -= hours * 3_600_000
minutes = milliseconds // 60_000
milliseconds -= minutes * 60_000
seconds = milliseconds // 1_000
milliseconds -= seconds * 1_000
hours_marker = f"{hours}:" if always_include_hours or hours > 0 else ""
return f"{hours_marker}{minutes:02d}:{seconds:02d}.{milliseconds:03d}"
def write_srt(transcript: Iterator[dict], file: TextIO):
for i, segment in enumerate(transcript, start=1):
print(
f"{i}\n"
f"{format_timestamp(segment['start'], always_include_hours=True)} --> "
f"{format_timestamp(segment['end'], always_include_hours=True)}\n"
f"{segment['text'].strip().replace('-->', '->')}\n",
file=file,
flush=True,
)
def filename(path):
return os.path.splitext(os.path.basename(path))[0]