Fix imprecise fps numbers, patch by Corey Hickey <bugfood-ml at fatooh dot org>.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@15488 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
diego 2005-05-16 09:52:52 +00:00
parent eaa8e3bcb6
commit 3e739b70b2
2 changed files with 17 additions and 17 deletions

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@ -33,7 +33,7 @@
.\" Title
.\" --------------------------------------------------------------------------
.
.TH MPlayer 1 "2005-04-03" "The MPlayer Project" "The Movie Player"
.TH MPlayer 1 "2005-05-15" "The MPlayer Project" "The Movie Player"
.
.SH NAME
mplayer \- movie player
@ -8181,9 +8181,9 @@ This option will be ignored if used with the telecine option.
.TP
.B telecine
Enables soft telecine mode: the muxer will trick the video stream so as
to make it look like encoded at 29.97 or 30 fps; it only works with MPEG-2
to make it look like encoded at 30000/1001 or 30 fps; it only works with MPEG-2
video when the output framerate, eventually converted with \-ofps, is either
23.976 or 24 fps.
24000/1001 or 24 fps.
Any other framerate is incompatible with this option.
.
.

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@ -571,7 +571,7 @@ vcodec=mpeg2video:intra_matrix=8,9,12,22,26,27,29,34,9,10,14,26,27,29,34,37,
</para></listitem>
<listitem><para>
<emphasis role="bold">NTSC Video</emphasis>: Recorded with an
NTSC video camera at 59.94 fields per second, or 60 fields per
NTSC video camera at 60000/1001 fields per second, or 60 fields per
second in the pre-color era.
Otherwise similar to PAL.
</para></listitem>
@ -581,7 +581,7 @@ vcodec=mpeg2video:intra_matrix=8,9,12,22,26,27,29,34,9,10,14,26,27,29,34,37,
</para></listitem>
<listitem><para>
<emphasis role="bold">Computer Graphics (CG)</emphasis>: Can be
any framerate, but some are more common than others; 23 and
any framerate, but some are more common than others; 24 and
30 frames per second are typical for NTSC, and 25fps is typical
for PAL.
</para></listitem>
@ -643,7 +643,7 @@ vcodec=mpeg2video:intra_matrix=8,9,12,22,26,27,29,34,9,10,14,26,27,29,34,37,
shown alternately for the duration of 3 fields or 2 fields.
This gives a fieldrate 2.5 times the original framerate.
The result is also slowed down very slightly from 60 fields per
second to 59.94 fields per second to maintain NTSC fieldrate.
second to 60000/1001 fields per second to maintain NTSC fieldrate.
</para></listitem>
<listitem><para>
<emphasis role="bold">NTSC 2:2 pulldown</emphasis>: Used for
@ -692,29 +692,29 @@ vcodec=mpeg2video:intra_matrix=8,9,12,22,26,27,29,34,9,10,14,26,27,29,34,37,
<title>NTSC regions:</title>
<listitem><para>
If <application>MPlayer</application> prints that the framerate
has changed to 23.976 when watching your movie, and never changes
back, it is almost certainly 24fps content that has been
has changed to 24000/1001 when watching your movie, and never changes
back, it is almost certainly progressive content that has been
"soft telecined".
</para></listitem>
<listitem><para>
If <application>MPlayer</application> shows the framerate
switching back and forth between 23.976 and 29.97, and you see
switching back and forth between 24000/1001 and 30000/1001, and you see
"combing" at times, then there are several possibilities.
The 23.976 fps segments are almost certainly 24fps progressive
content, "soft telecined", but the 29.97 fps parts could be
either hard-telecined 24fps content or NTSC video content.
The 24000/1001 fps segments are almost certainly progressive
content, "soft telecined", but the 30000/1001 fps parts could be
either hard-telecined 24000/1001 fps content or 60000/1001 fields per second NTSC video.
Use the same guidelines as the following two cases to determine
which.
</para></listitem>
<listitem><para>
If <application>MPlayer</application> never shows the framerate
changing, and every single frame with motion appears combed, your
movie is NTSC video at 59.94 fields per second.
movie is NTSC video at 60000/1001 fields per second.
</para></listitem>
<listitem><para>
If <application>MPlayer</application> never shows the framerate
changing, and two frames out of every five appear combed, your
movie is "hard telecined" 24fps content.
movie is "hard telecined" 24000/1001fps content.
</para></listitem>
</itemizedlist>
@ -1610,8 +1610,8 @@ vcodec=mpeg2video:intra_matrix=8,9,12,22,26,27,29,34,9,10,14,26,27,29,34,37,
deinterlace or not.
While deinterlacing will make your movie usable on progressive
scan displays such a computer monitors and projectors, it comes
at a cost: The fieldrate of 50 or 59.94 fields per second
is halved to 25 or 29.97 frames per second, and roughly half of
at a cost: The fieldrate of 50 or 60000/1001 fields per second
is halved to 25 or 30000/1001 frames per second, and roughly half of
the information in your movie will be lost during scenes with
significant motion.
</para>
@ -1622,7 +1622,7 @@ vcodec=mpeg2video:intra_matrix=8,9,12,22,26,27,29,34,9,10,14,26,27,29,34,37,
You can always deinterlace the movie at playback time when
displaying it on progressive scan devices, and future players will
be able to deinterlace to full fieldrate, interpolating 50 or
59.94 entire frames per second from the interlaced video.
60000/1001 entire frames per second from the interlaced video.
</para>
<para>