心音诊断界面，读取一个既定的心音音频文件，可以显示波形，自动简易诊断。-Diagnosis of heart sounds interface, read a given heart sound audio files, you can display the waveform, automatic simple diagnosis.

基于mfc，把绘图操作，图像处理操作和音频视频处理结合在一个处，且制作个性动态头像和界面。-Based on the mfc drawing operation, the image processing operations and the processing of audio and video combined in one place and create personalized dynamic avatars and interface.

lsb空域水印算法，dct水印算法，dwt水印算法，处理灰度水印以及彩色图像水印，同时还有字符水印嵌入音频中。分别有着三个GUI界面实现不同功能。欢迎批评指正！-lsb airspace watermarking algorithm, dct watermarking algorithm, dwt watermarking algorithm, the watermark process grayscale and color images watermarking, as well as th