77 lines
2.2 KiB
GDScript
77 lines
2.2 KiB
GDScript
extends Node
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## 录音效果器
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var effect: AudioEffectRecord
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## 录音捕获效果器（用于判断录音音量）
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var capture: AudioEffectCapture
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func _ready():
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# We get the index of the "Record" bus.
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var idx = AudioServer.get_bus_index("Record")
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# And use it to retrieve its first effect, which has been defined
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# as an "AudioEffectRecord" resource.
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effect = AudioServer.get_bus_effect(idx, 0)
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capture = AudioServer.get_bus_effect(idx, 1)
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## 启动录音
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func startRecord():
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if not effect.is_recording_active():
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effect.set_recording_active(true)
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## 停止录音
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func stopRecord():
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if effect.is_recording_active():
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effect.set_recording_active(false)
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var audio_sd = preload("res://Assets/training_speech/sd.mp3")
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var audio_zlgzmhfzc = preload("res://Assets/training_speech/zlgzmhfzc.mp3")
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## 播放回复
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## PS: 是协程函数，外部可以await
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func play_reply(reply):
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stopRecord()
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assert(reply is AudioStream, "reply不是音频资源")
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## 确保不循环播放
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if reply is AudioStreamMP3:
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reply.loop = false
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if reply is AudioStreamOggVorbis:
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reply.loop = false
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if reply is AudioStreamWAV:
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reply.loop_mode = AudioStreamWAV.LOOP_DISABLED
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$AudioStreamPlayer.stream = reply
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$AudioStreamPlayer.play()
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await $AudioStreamPlayer.finished
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## 录音并语音识别检查
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## PS: 是协程函数，外部如果关心结果需await
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func speech_record_check(keywords: Array[String]):
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pass
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func _on_timer_timeout():
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if effect.is_recording_active():
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print(capture.get_buffer_length_frames(), ", ", capture.get_discarded_frames(), ", ", capture.get_frames_available())
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var buf = capture.get_buffer(capture.get_frames_available())
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for vec in buf:
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if vec.x > 0.1 or vec.y > 0.1:
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print("Left channel volume = ", vec.x, ", Right volume = ", vec.y)
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#if effect.is_recording_active():
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#recording = effect.get_recording()
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#print(recording.data.size(), ", ", recording.format, ", ", recording.loop_mode, ", ", recording.get_length())
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#stopRecord()
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#var player = AudioStreamPlayer.new()
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#add_child(player)
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#player.stream = recording
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#player.play()
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#player.finished.connect( _on_audio_play_finished.bind(player))
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#startRecord()
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func _on_audio_play_finished(player):
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print(player, "播放完成")
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player.stop()
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player.queue_free()
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pass
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