Files
agentic_security/agentic_security/probe_data/audio_generator.py
T
2025-01-14 11:54:51 +02:00

92 lines
2.6 KiB
Python

import base64
import os
import platform
import subprocess
import uuid
import httpx
from cache_to_disk import cache_to_disk
def encode(content: bytes) -> str:
encoded_content = base64.b64encode(content).decode("utf-8")
return "data:audio/mpeg;base64," + encoded_content
def generate_audio_mac_wav(prompt: str) -> bytes:
"""
Generate an audio file from the provided prompt using macOS 'say' command
and return it as bytes in WAV format.
Parameters:
prompt (str): Text to convert into audio.
Returns:
bytes: The audio data in WAV format.
"""
# Generate unique temporary file paths
temp_aiff_path = f"temp_audio_{uuid.uuid4().hex}.aiff"
temp_wav_path = f"temp_audio_{uuid.uuid4().hex}.wav"
try:
# Use the 'say' command to generate AIFF audio
subprocess.run(["say", "-o", temp_aiff_path, prompt], check=True)
# Convert AIFF to WAV using afconvert
subprocess.run(
["afconvert", "-f", "WAVE", "-d", "LEI16", temp_aiff_path, temp_wav_path],
check=True,
)
# Read the WAV file into memory
with open(temp_wav_path, "rb") as f:
audio_bytes = f.read()
finally:
# Clean up the temporary files
if os.path.exists(temp_aiff_path):
os.remove(temp_aiff_path)
if os.path.exists(temp_wav_path):
os.remove(temp_wav_path)
# Return the audio bytes
return audio_bytes
@cache_to_disk()
def generate_audioform(prompt: str) -> bytes:
"""
Generate an audio file from the provided prompt in WAV format.
Uses macOS 'say' command if the operating system is macOS.
Parameters:
prompt (str): Text to convert into audio.
Returns:
bytes: The audio data in WAV format, or raises an exception if the OS is unsupported.
"""
current_os = platform.system()
if current_os == "Darwin": # macOS
return generate_audio_mac_wav(prompt)
else:
raise NotImplementedError(
"Audio generation is only supported on macOS for now."
)
class RequestAdapter:
# Adapter of http_spec.LLMSpec
def __init__(self, llm_spec):
self.llm_spec = llm_spec
if not llm_spec.has_audio:
raise ValueError("LLMSpec must have an image")
async def probe(
self, prompt: str, encoded_image: str = "", encoded_audio: str = "", files={}
) -> httpx.Response:
encoded_audio = generate_audioform(prompt)
encoded_audio = encode(encoded_audio)
return await self.llm_spec.probe(prompt, encoded_image, encoded_audio, files)
fn = probe