taiage/env/lib/python3.12/site-packages/edge_playback/__main__.py

131 lines
3.7 KiB
Python

"""Main entrypoint for the edge-playback package."""
import argparse
import os
import subprocess
import sys
import tempfile
from shutil import which
from typing import List, Optional, Tuple
from .util import pr_err
def _parse_args() -> Tuple[bool, List[str]]:
parser = argparse.ArgumentParser(
prog="edge-playback",
description="Speak text using Microsoft Edge's online text-to-speech API",
epilog="See `edge-tts` for additional arguments",
)
parser.add_argument(
"--mpv",
action="store_true",
help="Use mpv to play audio. By default, false on Windows and true on all other platforms",
)
args, tts_args = parser.parse_known_args()
use_mpv = sys.platform != "win32" or args.mpv
return use_mpv, tts_args
def _check_deps(use_mpv: bool) -> None:
depcheck_failed = False
deps = ["edge-tts"]
if use_mpv:
deps.append("mpv")
for dep in deps:
if not which(dep):
pr_err(f"{dep} is not installed.")
depcheck_failed = True
if depcheck_failed:
pr_err("Please install the missing dependencies.")
sys.exit(1)
def _create_temp_files(
use_mpv: bool, mp3_fname: Optional[str], srt_fname: Optional[str], debug: bool
) -> Tuple[str, Optional[str]]:
media = subtitle = None
if not mp3_fname:
media = tempfile.NamedTemporaryFile(suffix=".mp3", delete=False)
media.close()
mp3_fname = media.name
if debug:
print(f"Media file: {mp3_fname}")
if not srt_fname and use_mpv:
subtitle = tempfile.NamedTemporaryFile(suffix=".srt", delete=False)
subtitle.close()
srt_fname = subtitle.name
if debug and srt_fname:
print(f"Subtitle file: {srt_fname}\n")
return mp3_fname, srt_fname
def _run_edge_tts(
mp3_fname: str, srt_fname: Optional[str], tts_args: List[str]
) -> None:
edge_tts_cmd = ["edge-tts", f"--write-media={mp3_fname}"]
if srt_fname:
edge_tts_cmd.append(f"--write-subtitles={srt_fname}")
edge_tts_cmd = edge_tts_cmd + tts_args
with subprocess.Popen(edge_tts_cmd) as process:
process.communicate()
def _play_media(use_mpv: bool, mp3_fname: str, srt_fname: Optional[str]) -> None:
if sys.platform == "win32" and not use_mpv:
# pylint: disable-next=import-outside-toplevel
from .win32_playback import play_mp3_win32
play_mp3_win32(mp3_fname)
return
mpv_cmd = [
"mpv",
"--msg-level=all=error,statusline=status",
]
if srt_fname:
mpv_cmd.append(f"--sub-file={srt_fname}")
mpv_cmd.append(mp3_fname)
with subprocess.Popen(mpv_cmd) as process:
process.communicate()
def _cleanup(mp3_fname: Optional[str], srt_fname: Optional[str], keep: bool) -> None:
if keep and mp3_fname is not None:
print(f"\nKeeping temporary files: {mp3_fname}", end="")
if srt_fname:
print(f" and {srt_fname}", end="")
print()
return
if mp3_fname is not None and os.path.exists(mp3_fname):
os.unlink(mp3_fname)
if srt_fname is not None and os.path.exists(srt_fname):
os.unlink(srt_fname)
def _main() -> None:
use_mpv, tts_args = _parse_args()
_check_deps(use_mpv)
debug = os.environ.get("EDGE_PLAYBACK_DEBUG") is not None
keep = os.environ.get("EDGE_PLAYBACK_KEEP_TEMP") is not None
mp3_fname = os.environ.get("EDGE_PLAYBACK_MP3_FILE")
srt_fname = os.environ.get("EDGE_PLAYBACK_SRT_FILE")
try:
mp3_fname, srt_fname = _create_temp_files(use_mpv, mp3_fname, srt_fname, debug)
_run_edge_tts(mp3_fname, srt_fname, tts_args)
_play_media(use_mpv, mp3_fname, srt_fname)
finally:
_cleanup(mp3_fname, srt_fname, keep)
if __name__ == "__main__":
_main()