@c man begin DESCRIPTION
FFplay is a very simple and portable media player using the FFmpeg
-libraries and the SDL library. It is mostly used as a test bench for the
-various APIs of FFmpeg.
+libraries and the SDL library. It is mostly used as a testbed for the
+various FFmpeg APIs.
@c man end
@chapter Invocation
disable graphical display
@item -f fmt
force format
+@item -img img_fmt
+This option is used to force a given image format
+when playing image sequences. Example:
+@example
+ffplay -img pgmyuv tests/vsynth1/%d.pgm
+@end example
@end table
@section Advanced options
@table @option
@item -stats
-show the stream duration, the codec parameters, the current position in
-the stream, and the audio/video synchronisation drift.
+Show the stream duration, the codec parameters, the current position in
+the stream and the audio/video synchronisation drift.
@item -rtp_tcp
-force RTP/TCP protocol usage instead of RTP/UDP. It is only meaningful
-if you are doing stream with the RTSP protocol.
+Force RTP/TCP protocol usage instead of RTP/UDP. It is only meaningful
+if you are streaming with the RTSP protocol.
@item -sync type
-set the master clock to audio (@code{type=audio}), video
+Set the master clock to audio (@code{type=audio}), video
(@code{type=video}) or external (@code{type=ext}). Default is audio. The
master clock is used to control audio-video synchronization. Most media
players use audio as master clock, but in some cases (streaming or high