IDRB/Server/Encoder.py
damp11113 b0c15aff71 new update 1.6.1
new
1. compression with Zlib
2. Buffer
3. Public Server Selector
4. spilt code
2024-02-26 20:01:08 +07:00

100 lines
3.4 KiB
Python

"""
This file is part of IDRB Project.
IDRB Project is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
IDRB Project is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with IDRB Project. If not, see <https://www.gnu.org/licenses/>.
"""
import threading
from queue import Queue
from pyogg import OpusBufferedEncoder
import numpy as np
import pyaudio
import RDS as _RDS
import logging
EncoderLog = logging.getLogger("Encoder")
EncoderLog.info("Init audio system...")
p = pyaudio.PyAudio()
device_name_input = "Line 5 (Virtual Audio Cable)"
device_index_input = 0
for i in range(p.get_device_count()):
dev = p.get_device_info_by_index(i)
if dev['name'] == device_name_input:
device_index_input = dev['index']
break
device_name_input = "Line 4 (Virtual Audio Cable)"
device_index_input2 = 0
for i in range(p.get_device_count()):
dev = p.get_device_info_by_index(i)
if dev['name'] == device_name_input:
device_index_input2 = dev['index']
break
streaminput = p.open(format=pyaudio.paInt16, channels=2, rate=48000, input=True, input_device_index=device_index_input)
streaminput2 = p.open(format=pyaudio.paInt16, channels=2, rate=48000, input=True, input_device_index=device_index_input2)
# Create a shared queue for encoded audio packets
channel1 = Queue()
channel2 = Queue()
# Function to continuously encode audio and put it into the queue
def encode_audio():
encoder = OpusBufferedEncoder()
encoder.set_application("audio")
encoder.set_sampling_frequency(_RDS.RDS["ContentInfo"]["samplerates"])
encoder.set_channels(_RDS.RDS["ContentInfo"]["channel"])
encoder.set_bitrates(_RDS.RDS["ContentInfo"]["bitrate"])
encoder.set_frame_size(60)
encoder.set_bitrate_mode("VBR")
encoder.set_compresion_complex(10)
while True:
pcm = np.frombuffer(streaminput.read(1024, exception_on_overflow=False), dtype=np.int16)
encoded_packets = encoder.buffered_encode(memoryview(bytearray(pcm)))
for encoded_packet, _, _ in encoded_packets:
# Put the encoded audio into the buffer
channel1.put(encoded_packet.tobytes())
def encode_audio2():
encoder2 = OpusBufferedEncoder()
encoder2.set_application("audio")
encoder2.set_sampling_frequency(_RDS.RDS2["ContentInfo"]["samplerates"])
encoder2.set_channels(_RDS.RDS2["ContentInfo"]["channel"])
encoder2.set_bitrates(_RDS.RDS2["ContentInfo"]["bitrate"])
encoder2.set_frame_size(60)
while True:
pcm2 = np.frombuffer(streaminput2.read(1024, exception_on_overflow=False), dtype=np.int16)
encoded_packets = encoder2.buffered_encode(memoryview(bytearray(pcm2)))
for encoded_packet, _, _ in encoded_packets:
# Put the encoded audio into the buffer
channel2.put(encoded_packet.tobytes())
#channel2.put(pcm2.tobytes()) # if you use pcm
def StartEncoder():
EncoderLog.info("Starting encoder")
audio_thread = threading.Thread(target=encode_audio)
audio_thread2 = threading.Thread(target=encode_audio2)
audio_thread.start()
audio_thread2.start()