Sonogram

Experimental Android 2D sonogram using chirped sonar

Features

• Output signal is a chirped/frequency modulated mono signal
• Input is recorded via the 2x microphones found on most phones
• Signal processing uses GPU based convolution with GLSL shaders
• Triangulation uses the baseline/distance between microphones
• Stereo sonogram and linear histogram views

Development

• Clone the mikljohansson/android-core library into the parent folder
• Uses Android Studio for development