所以说number_of_raw_data_blocks_in_frame == 0 表示说ADTS帧中有⼀个AAC数据块。 ADTS可以在任意帧解码,也就是说它每⼀帧都有头信息。ADIF只有⼀个统⼀的头,所以必须得到所有的数据后解码。 AAC分析代码:AAC分析代码 FLV(Flash Video) FLV(Flash Video)是Adobe公司推出的⼀种流媒体格式,由于其封...
(see my previous comments about the rate being 0 not necessarily meaning that the content in the video layer is not changing). Unfortunately there is no great way to detect the exact state of the play button during scan/track pad gesture operations at the moment. I would file a feedback ...
* - demuxing: streams are created by libavformat in avformat_open_input(). * If AVFMTCTX_NOHEADER is set in ctx_flags, then new streams may also * appear in av_read_frame(). * - muxing: streams are created by the user before avformat_write_header(). * * Freed by libavformat in ...
Video Tag Data结构(视频类型) Video tags定义如下: AVCVIDEOPACKE当CodecID为7时,VideoData为AVCVIDEOPACKE,也即H.264媒体数据。AVCVIDEOPACKE的定义如下: 视频Tag Data开始的第⼀个字节包含视频数据的参数信息,第⼆个字节开始为视频流数据。 CompositionTime 表示PTS相对于DTS的偏移值, 在每个视频tag的第14-16...
(see my previous comments about the rate being 0 not necessarily meaning that the content in the video layer is not changing). Unfortunately there is no great way to detect the exact state of the play button during scan/track pad gesture operations at the moment. I would file a feedback ...