





"""simple docstring"""
import datetime
import platform
import subprocess
from typing import Optional, Tuple, Union

import numpy as np






def 					A__				(			UpperCamelCase					,  UpperCamelCase       ):
							A		=  F"{sampling_rate}"
							A		=  "1"
							A		=  "f32le"
							A		=  [
							    "ffmpeg",
							    "-i",
							    "pipe:0",
							    "-ac",
							    ac,
							    "-ar",
							    ar,
							    "-f",
							    format_for_conversion,
							    "-hide_banner",
							    "-loglevel",
							    "quiet",
							    "pipe:1",
							]

							try:
														with subprocess.Popen(UpperCamelCase					,  stdin=subprocess.PIPE					,  stdout=subprocess.PIPE       ) as ffmpeg_process:
																					A		=  ffmpeg_process.communicate(UpperCamelCase       )
							except FileNotFoundError as error:
														raise ValueError("ffmpeg was not found but is required to load audio files from filename"       ) from error
							A		=  output_stream[0]
							A		=  np.frombuffer(UpperCamelCase					,  np.floataa       )
							if audio.shape[0] == 0:
														raise ValueError("Malformed soundfile"       )
							return audio






def 					A__				(			UpperCamelCase					,  UpperCamelCase					,  UpperCamelCase = "f32le"					,  ):
							A		=  F"{sampling_rate}"
							A		=  "1"
							if format_for_conversion == "s16le":
														A		=  2
							elif format_for_conversion == "f32le":
														A		=  4
							else:
														raise ValueError(F"Unhandled format `{format_for_conversion}`. Please use `s16le` or `f32le`"       )

							A		=  platform.system()
							if system == "Linux":
														A		=  "alsa"
														A		=  "default"
							elif system == "Darwin":
														A		=  "avfoundation"
														A		=  ":0"
							elif system == "Windows":
														A		=  "dshow"
														A		=  "default"

							A		=  [
							    "ffmpeg",
							    "-f",
							    format_,
							    "-i",
							    input_,
							    "-ac",
							    ac,
							    "-ar",
							    ar,
							    "-f",
							    format_for_conversion,
							    "-fflags",
							    "nobuffer",
							    "-hide_banner",
							    "-loglevel",
							    "quiet",
							    "pipe:1",
							]
							A		=  int(round(sampling_rate * chunk_length_s       )       ) * size_of_sample
							A		=  _ffmpeg_stream(UpperCamelCase					,  UpperCamelCase       )
							for item in iterator:
														yield item






def 					A__				(			UpperCamelCase					,  UpperCamelCase					,  UpperCamelCase = None					,  UpperCamelCase = None					,  UpperCamelCase = "f32le"					,  ):
							if stream_chunk_s is not None:
														A		=  stream_chunk_s
							else:
														A		=  chunk_length_s

							A		=  ffmpeg_microphone(UpperCamelCase					,  UpperCamelCase					,  format_for_conversion=UpperCamelCase       )
							if format_for_conversion == "s16le":
														A		=  np.intaa
														A		=  2
							elif format_for_conversion == "f32le":
														A		=  np.floataa
														A		=  4
							else:
														raise ValueError(F"Unhandled format `{format_for_conversion}`. Please use `s16le` or `f32le`"       )

							if stride_length_s is None:
														A		=  chunk_length_s / 6
							A		=  int(round(sampling_rate * chunk_length_s       )       ) * size_of_sample
							if isinstance(UpperCamelCase					,  (int, float)       ):
														A		=  [stride_length_s, stride_length_s]

							A		=  int(round(sampling_rate * stride_length_s[0]       )       ) * size_of_sample
							A		=  int(round(sampling_rate * stride_length_s[1]       )       ) * size_of_sample
							A		=  datetime.datetime.now()
							A		=  datetime.timedelta(seconds=UpperCamelCase       )
							for item in chunk_bytes_iter(UpperCamelCase					,  UpperCamelCase					,  stride=(stride_left, stride_right)					,  stream=UpperCamelCase       ):
														# Put everything back in numpy scale
														A		=  np.frombuffer(item["raw"]					,  dtype=UpperCamelCase       )
														A		=  (
														    item["stride"][0] // size_of_sample,
														    item["stride"][1] // size_of_sample,
														)
														A		=  sampling_rate
														audio_time += delta
														if datetime.datetime.now() > audio_time + 10 * delta:
																					# We're late !! SKIP
																					continue
														yield item






def 					A__				(			UpperCamelCase					,  UpperCamelCase					,  UpperCamelCase					,  UpperCamelCase = False       ):
							A		=  B""
							A,	A		=  stride
							if stride_left + stride_right >= chunk_len:
														raise ValueError(
														    F"Stride needs to be strictly smaller than chunk_len: ({stride_left}, {stride_right}) vs {chunk_len}"       )
							A		=  0
							for raw in iterator:
														acc += raw
														if stream and len(UpperCamelCase       ) < chunk_len:
																					A		=  (_stride_left, 0)
																					yield {"raw": acc[:chunk_len], "stride": stride, "partial": True}
														else:
																					while len(UpperCamelCase       ) >= chunk_len:
																												# We are flushing the accumulator
																												A		=  (_stride_left, stride_right)
																												A		=  {"raw": acc[:chunk_len], "stride": stride}
																												if stream:
																																			A		=  False
																												yield item
																												A		=  stride_left
																												A		=  acc[chunk_len - stride_left - stride_right :]
    # Last chunk
							if len(UpperCamelCase       ) > stride_left:
														A		=  {"raw": acc, "stride": (_stride_left, 0)}
														if stream:
																					A		=  False
														yield item






def 					A__				(			UpperCamelCase					,  UpperCamelCase       ):
							A		=  2**24  # 16Mo
							try:
														with subprocess.Popen(UpperCamelCase					,  stdout=subprocess.PIPE					,  bufsize=UpperCamelCase       ) as ffmpeg_process:
																					while True:
																												A		=  ffmpeg_process.stdout.read(UpperCamelCase       )
																												if raw == b"":
																																			break
																												yield raw
							except FileNotFoundError as error:
														raise ValueError("ffmpeg was not found but is required to stream audio files from filename"       ) from error









"""simple docstring"""
_snake_case     :		Optional[int]       						= [
    'DownloadConfig',
    'DownloadManager',
    'DownloadMode',
    'StreamingDownloadManager',
]

from .download_config import DownloadConfig
from .download_manager import DownloadManager, DownloadMode
from .streaming_download_manager import StreamingDownloadManager


