it doesn’t work same config like your.
look at my fba’s log file:
Attempt to initialise 'Metal Slug - super vehicle-001'
Screen Size: 320 x 224
201-c1.bin ... 4096Kb graphics (OK)
201-c2.bin ... 4096Kb graphics (OK)
201-c3.bin ... 4096Kb graphics (OK)
201-c4.bin ... 4096Kb graphics (OK)
sfix.sfx ... 128Kb BIOS graphics (not found)
201-s1.bin ... 128Kb graphics (OK)
201-p1.bin ... 2048Kb program (OK)
201-m1.bin ... 128Kb program (OK)
201-v1.bin ... 4096Kb sound (OK)
201-v2.bin ... 4096Kb sound (OK)
asia-s3.rom ... 128Kb BIOS program (OK)
sm1.sm1 ... 128Kb BIOS program (OK)
000-lo.lo ... 64Kb BIOS (OK)
Lets go!
ALSA: Period size: 736 frames
ALSA: Buffer size: 2940 frames
ALSA: Period size: 2944 bytes
ALSA: Buffer size: 11760 bytes
Finished emulating
---- Shutdown Finalburn Alpha plus ----
ALSA: FIFO Underrun: 0
ALSA: FIFO Overrun: 0
ALSA: Snd Underrun 0
I found that in the readme file :
-i, --rompath=PATH Tell gngeo where your roms are
--sound Enable sound
--showfps Show FPS at startup
--sleepidle Sleep when idle
--screen320 Use 320x224 output screen (instead304x224)
--system=... Set the system to home, arcade or unibios
--scale=X Scale the resolution by X
--samplerate=RATE Set the sample rate to RATE
-t, --transpack=Transpack Use the specified transparency pack
-v, --version Show version and exit
--z80clock=x Overclock the Z80 by x% (-x% for underclk)
But i don’t konw the file i have to modify with the screen option