FFTW源码及各平台库文件（arm64-v8a平台、armeabi平台、armeabi-v7a平台、mips平台、mips64平台、x86平台、x86_64平台等）(FFTW source code and library files(arm64-v8a, armeabi, armeabi-7a, mips, mips64, x86, x86_64))

libyuv is an open source project that includes YUV scaling and conversion functionality. Scale YUV to prepare content for compression, with point, bilinear or box filter. Convert to YUV from webcam formats for compression. Convert to RGB formats