可以比较各种WAV输出，包括扩展格式，以及16bit，24bit 32bitPCM-The tool is used to compare the all kinds of wav files, which is useful in audio application development

对音频进行加噪滤波，然后比较处理性能。加高斯白噪声，不同滤波器进行滤波比较。-Adding noise to the audio filter, and then compare the processing performance. Adding Gaussian white noise, filtering comparison of different filters.