May 25, 2011 · That decoder contains a few pieces that demonstrate how Go's interfaces make some problems easier to solve. The rest of this blog post describes a couple of instances. The GIF format. First, a quick tour of the GIF format. A GIF image file is paletted, that is, each pixel value is an index into a fixed color map that is included in the file ... Use audio and video functions to read and write video or audio files, and also record and play audio using your system's input and output devices. Read or write video files by creating video objects. The video object contains information about the video file and enables you to read, analyze, and write video data.
By specifying the media file or format, you can check whether the DirectShow decoder and Media Foundation decoder registered in the system support DXVA, and the DXVA mode that is supported. You can also use the listed decoders to play the video and measure the decoder's CPU or DXVA decoding performance.