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.TH FCEUX 6 "June 24, 2012"
.\" Please adjust this date whenever revising the manpage.
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.SH NAME
fceux \- An emulator for the original (8-bit) Nintendo / Famicom game console.
.SH SYNOPSIS
.B fceux
.RI [ options ]
"filename"
.SH DESCRIPTION
.B FCEUX
is an emulator for the original (8-bit) Nintendo Entertainment System (NES).
It has a robust color palette rendering engine that is fully customizable,
along with excellent sound and joystick support, and even supports movie 
recording and playback.
.SH OPTIONS
.SS Misc. Options
.TP
.B \--no-config {0|1}
Use default config file and do not save to it, when enabled.
.TP
.B \-g {0|1}, \--gamegenie {0|1}
Enable or disable emulated Game Genie.
.TP
.B \--nogui {0|1}
Enable or disable the GTK GUI.
.TP
.B \--loadlua FILE
Loads lua script from filename FILE.
.SS Emulation Options
.TP
.B \--pal {0|1}
Enable or disable PAL mode.
.SS Input Options
.TP
.B \-i DEV, \--inputcfg DEV
Configures input device DEV on startup.
Devices: gamepad powerpad hypershot quizking
.TP
.B \--input{1|2} DEV
Set which input device to emulate for input 1 or 2.
Devices: gamepad zapper powerpad.0 powerpad.1 arkanoid
.TP
.B \--input{3|4} DEV
Set the famicom expansion device to emulate for input 3 or 4.
Devices: quizking hypershot mahjong toprider ftrainer familykeyboard
oekakids arkanoid shadow bworld 4player
.TP
.B \--inputdisplay {0|1}
Enable or disable input display.
.TP
.B \--fourscore {0|1}
Enable or disable fourscore emulation.
.SS Graphics Options
.TP
.B \--newppu {0|1}
Enable or disable the new PPU core. (WARNING: May break savestates)
.TP
.B \--frameskip NUM
Set NUM of frames to skip per emulated frame.
.TP
.B \--clipsides {0|1}
Enable or disable clipping of the leftmost and rightmost 8 columns of
the video output.
.TP
.B \--slstart SCANLINE
Set the first scanline to be rendered.
.TP
.B \--slend SCANLINE
Set the last scanline to be rendered.
.TP
.B \--nospritelim {0|1}
When set to 0, this disables the normal 8 sprites per scanline limitation.
When set to 1, this enables the normal 8 sprites per scanline limitation.
NOTE: Yes, this option is 'backwards'.
.TP
.B \-x XRES, \--xres XRES
Set horizontal resolution for full screen mode.
.TP
.B \-y YRES, \--yres YRES
Set vertical resolution for full screen mode.
.TP
.B \--doublebuf {0|1}
Enable or disable double buffering.
.TP
.B \--autoscale {0|1}
Enable or disable autoscaling in fullscreen.
.TP
.B \--keepratio {0|1}
Keep native NES aspect ratio when autoscaling.
.TP
.B \--{x|y}scale VAL
Multiply width/height by VAL.
(Real numbers > 0 with OpenGL, otherwise integers > 0).
.TP
.B \--{x|y}stretch {0|1}
Stretch to fill surface on x/y axis (OpenGL only).
.TP
.B \-b {8|16|24|32}, \--bpp {8|16|24|32}
Set bits per pixel.
.TP
.B \--opengl {0|1}
Enable or disable OpenGL support.
.TP
.B \--openglip {0|1}
Enable or disable OpenGL linear interpolation.
.TP
.B \-f {0|1}, \--fullscreen {0|1}
Enable or disable full-screen mode.
.TP
.B \--noframe {0|1}
Hide title bar and window decorations.
.TP
.B \--special {1-4}
Use special video scaling filters.
(1 = hq2x 2 = Scale2x 3 = NTSC 2x 4 = hq3x 5 = Scale3x)
.TP
.B \-p FILE, \--palette FILE
Use the custom palette in FILE.
.TP
.B \--ntsccolor {0|1}
Enable or disable NTSC NES colors.
.TP
.B \--tint VAL
Set the NTSC tint.
.TP
.B \--hue VAL
Set the NTSC hue.
.SS Sound Options
.TP
.B \-s {0|1}, \--sound {0|1}
Enable or disable sound.
.TP
.B \--soundrate RATE
Set the sound playback sample rate (0 == off?).
.TP
.B \--soundq {0|1|2}
Set sound quality. (0 = Low 1 = High 2 = Very High)
.TP
.B \--soundbufsize MS
Set sound buffer size to MS milliseconds.
.TP
.B \--volume {0-256}
Sets the sound volume to the given value, where 256 is max volume.
.TP
.B \--trianglevol {0-256}
Sets the sound volume of the triangle wave to the given value, where 256 is max volume.
.TP
.B \--square1vol {0-256}
Sets the sound volume of square wave 1 to the given value, where 256 is max volume.
.TP
.B \--square2vol {0-256}
Sets the sound volume of square wave 2 to the given value, where 256 is max volume.
.TP
.B \--noisevol {0-256}
Sets the sound volume of the noise generator to the given value, where 256 is max volume.
.TP
.B \--lowpass {0|1}
Enables or disables lowpass filtering of the sound.
.TP
.B \--soundrecord FILE
Record sound to file FILE.
.SS Movie Options
.TP
.B \--playmov FILE
Play back a recorded FCM/FM2 movie from filename FILE.
.TP
.B \--pauseframe FRAME
Pause movie playback at frame FRAME.
.TP
.B \--moviemsg {0|1}
Enable or disable movie messages.
.TP
.B \--fcmconvert FILE
Convert fcm movie file FILE to fm2.
.TP
.B \--ripsubs FILE
Convert movie's subtitles to srt.
.TP
.B \--subtitles {0|1}
Enable or disable subtitle display.
.SS Networking Options
.TP
.B \-n SRV, \--net SRV
Connect to server SRV for TCP/IP network play.
.TP
.B \--port PORT
Use TCP/IP port PORT for network play.
.TP
.B \-u NICK, \--user NICK
Set the nickname to use in network play.
.TP
.B \-w PASS, \--pass PASS
Set password to use for connecting to the server.
.TP
.B \-k NETKEY, \--netkey NETKEY
Use string NETKEY to create a unique session for the game loaded.
.TP
.B \--players NUM
Set the number of local players.
.TP
.B \--rp2mic {0|1}
If enabled, replace Port 2 Start with microphone (Famicom).
.TP
.B \--videolog c
Calls mencoder to grab the video and audio streams to encode them. Check the documentation for more on this.?
.TP
.B \--mute {0|1}
Mutes FCEUX while still passing the audio stream to mencoder.
.TP
.SH KEYBOARD COMMANDS
.B FCEUX
has a number of commands available within the emulator.
It also includes default keyboard bindings when emulating game pads or power pads.
.SS Gamepad Keyboard Bindings
.TS
center box;
cb | cb, c | ci.
NES Gamepad	Keyboard
=
Up  	Keypad Up
Down	Keypad Down
Left	Keypad Left
Right	Keypad Right
A	F
B	D
Select	S
Start	Enter
.TE
.SS Other Commands
.PP
.TP 15
.BI <Alt+Enter>
Toggle full-screen mode.
.TP 15
.BI <F1>
Cheat menu (command-line only).
.TP 15
.BI <F2>
Toggle savestate binding to movies.
.TP 15
.BI <F3>
Load LUA script.
.TP 15
.BI <F4>
Toggles background rendering.
.TP 15
.BI <F5>
Save game state into current slot (set using number keys).
.TP 15
.BI <F7>
Restore game state from current slot (set using number keys).
.TP 15
.BI <F10>
Toggle movie subtitles.
.TP 15
.BI <F11>
Reset NES.
.TP 15
.BI <F12>
Save screen snapshot.
.TP 15
.BI Shift + <F5>
Beging recording video.
.TP 15
.BI Shift + <F7>
Load recorded video.
.TP 15
.BI 0-9
Select save state slot.
.TP 15
.BI Page Up/Page Down
Select next/previous state.
.TP 15
.BI \-
Decrease emulation speed.
.TP 15
.BI =
Increase emulation speed.
.TP 15
.BI Tab
Hold for turbo emulation speed.
.TP 15
.BI Pause
Pause emulation.
.TP 15
.BI \e
Advance a single frame.
.TP 15
.BI .
Toggle movie frame counter.
.TP 15
.BI ,
Toggle input display.
.TP 15
.BI q
Toggle movie read-only.
.TP 15
.BI '
Advance a single frame.
.TP 15
.BI /
Lag counter display.
.TP 15
.BI Delete
Frame advance lag skip display.
.TP 15
.BR <ESC>
Quit
.B FCEUX.
.SS VS Unisystem Commands
.PP
.TP 15
.BI <F8>
Insert coin.
.TP 15
.BI <F6>
Show/Hide dip switches.
.TP 15
.BI 1-8
Toggle dip switches (when dip switches are shown).
.SS Famicom Disk System Commands
.PP
.TP 15
.BI <F6>
Select disk and disk side.
.TP 15
.BI <F8>
Eject or insert disk.
.TP
.I http://fceux.com/
The
.B FCEUX
project homepage.
.SH AUTHOR
This manual page was written by Joe Nahmias <joe _at_ nahmias.net>, 
Lukas Sabota <ltsmooth42 _at_ gmail.com> and Alexander Toresson 
<alexander.toresson _at_ gmail.com> for the Debian GNU/Linux system 
(but may be used by others).