PARA_ERROR(UNSUPPORTED_AUDIO_FORMAT, "given audio format not supported"), \
PARA_ERROR(NOT_PLAYING, "not playing"), \
PARA_ERROR(AUDIOD_OFF, "audiod switched off"), \
PARA_ERROR(UNSUPPORTED_AUDIO_FORMAT, "given audio format not supported"), \
PARA_ERROR(NOT_PLAYING, "not playing"), \
PARA_ERROR(AUDIOD_OFF, "audiod switched off"), \