import rtc_plugins import time import numpy as np srcUserId = "srcUser1" destUserId = "destUser1" srcDisplayName = "srcDisplayName1" destDisplayName = "destDisplayName1" srcRoomId = "srcRoom1" destRoomId = "destRoomId1" srcChannelIndex = 42 destChannelIndex = 43 def my_callback(npData, dataCount, sampleRate, numChannels, channelIndex): print(f"dataCount:{dataCount}, sampleRate:{sampleRate}, numChannels:{numChannels}, channelIndex:{channelIndex}") ret = rtc_plugins.init(srcUserId, srcDisplayName, srcRoomId, my_callback) if ret != 0: print(f"init fail, ret:{ret}") exit(1) ret = rtc_plugins.initSend(srcRoomId, destRoomId, destChannelIndex, 1) if ret != 0: print(f"initSend fail, ret:{ret}") exit(1) audioData = np.array([0, 1, -1, 0], dtype=np.int16) while True: ret = rtc_plugins.sendCustomAudioData(destChannelIndex, audioData, 48000, 1, len(audioData)) if ret != 0: print(f"send fail, ret:{ret}") time.sleep(3)