Flags indicating events happening on the stream, a combination of
AVSTREAM_EVENT_FLAG_*.
- demuxing: may be set by the demuxer in avformat_open_input(),
avformat_find_stream_info() and av_read_frame(). Flags must be cleared
by the user once the event has been handled.
- muxing: may be set by the user after avformat_write_header(). to
indicate a user-triggered event. The muxer will clear the flags for
events it has handled in av_interleaved_write_frame().
Flags indicating events happening on the stream, a combination of AVSTREAM_EVENT_FLAG_*.
- demuxing: may be set by the demuxer in avformat_open_input(), avformat_find_stream_info() and av_read_frame(). Flags must be cleared by the user once the event has been handled. - muxing: may be set by the user after avformat_write_header(). to indicate a user-triggered event. The muxer will clear the flags for events it has handled in av_interleaved_write_frame().