Emulator: coreaudio:无法初始化播放

Question

Android Studio 3.1.3

Build #AI-173.4819257，构建于2018年6月4日

JRE: 1.8.0_152-release-1024-b01 x86_64

JVM: JetBrains s.r.o提供的OpenJDK 64位服务器VM

Mac OS X 10.13.4

Nexus 5 API 22

MediaPlayer不工作。这是错误日志。没有声音。

9:45    Emulator: coreaudio: Could not initialize playback
9:45    Emulator: coreaudio: Could not set samplerate 44100
9:45    Emulator: coreaudio: Reason: kAudioDeviceUnsupportedFormatError
9:45    Emulator: coreaudio: Could not initialize playback
9:45    Emulator: coreaudio: Could not set samplerate 44100
9:45    Emulator: coreaudio: Reason: kAudioDeviceUnsupportedFormatError
9:45    Emulator: audio: Failed to create voice `goldfish_audio'
9:45    Emulator: qemu-system-i386: warning: opening audio output failed
9:45    Emulator: coreaudio: Could not initialize playback
9:45    Emulator: coreaudio: Could not set samplerate 44100
9:45    Emulator: coreaudio: Reason: kAudioDeviceUnsupportedFormatError
9:45    Emulator: coreaudio: Costrong textuld not initialize playback
9:45    Emulator: coreaudio: Could not set samplerate 44100
9:45    Emulator: coreaudio: Reason: kAudioDeviceUnsupportedFormatError
9:45    Emulator: audio: Failed to create voice `dac'

错误发生在Emulator启动时，而不是程序启动时。

Answer 1

我找到问题了。我在MacBook上使用BOOM 3D应用程序。它是一个音频增强器。该应用程序使用MacBook音频输出。因此，当我禁用应用程序时，这个问题就消失了。