摘要：
Opening a Video FileFirst things first - let's look at how to open a video file and get at the streams contained in it. The first thing we need to do is to initialize libavformat/libavcodec:av_register_all();This registers all available file formats and codecs with the library so they will be us 阅读全文
posted @ 2012-12-25 14:40
leeolevis
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