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@@ -1776,6 +1776,18 @@ force the @ref{image2} muxer:
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ffmpeg -i INPUT -c:v gif -f image2 "out%d.gif"
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@end example
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+@section gxf
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+General eXchange Format (GXF) muxer.
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+
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+GXF was developed by Grass Valley Group, then standardized by SMPTE as SMPTE
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+360M and was extended in SMPTE RDD 14-2007 to include high-definition video
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+resolutions.
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+
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+It accepts at most one video stream with codec @samp{mjpeg}, or
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+@samp{mpeg1video}, or @samp{mpeg2video}, or @samp{dvvideo} with resolution
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+@samp{512x480} or @samp{608x576}, and several audio streams with rate 48000Hz
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+and codec @samp{pcm16_le}.
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+
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@anchor{hash}
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@section hash
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Stefano Sabatini