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LSD: Dream Emulator

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This page contains notes for the game LSD: Dream Emulator.

Tools

Memory Addresses can be altered with Bizhawk
The games BIN can be extracted with jPSXdec.
STR video files can be played with mpv.net and converted to common formats with FFmpeg.
LBD, TMD, and MOM model files can be displayed and exported with LSDView.
TIM can be viewed with both LSDView and jPSXdec.

Bizhawk & Memory Addresses

Bizhawk is a multi-system emulator, and in our case it can be used to accurately read, freeze, and change memory addresses within the game. Use Tools -> RAM Watch to open the memory viewer, then Watches -> Add Watch to "Watch" a specific memory address. Right click a Watch and select "Poke" to change its value, or "Freeze" to freeze its value.

File Structure

The following is the games file structure. The files SYSTEM.CNF and SLPS_015.56 in the root folder are PlayStation binaries and do not contain game data.

CDI

CARD#

Likely standing for "Memory Card", this folder contains images for saving and loading.

ETC#

Assets for the main menu and ones that need to be present throughout the entire game. Includes the main menu, clouds, intros, and the graph. Also includes the ETCSE soundfont, which has the main menu hover and selection sounds.

Files containing unused content in this directory:
ASMKLOG.TIM
SYMDOG.MOM

FILM#

Events and video dreams. Events are preceded by EVENT, video dreams are preceded by SPDAY.

IMG1#

Text dreams, also named SPDAY.

IMG2#

More text dreams.

SND#

Contains 7 Wave Banks used in the games music, Ambient, Cartoon, Electro, Ethnova, Human, Lovely, and Standerd(sic). SE contains sound effects and is not used in music tracks.

STG00 - STG13#

Level files, textures, music, and objects for each level.

LBD files are the level models, split into separate chunks. When a directory has a large amount of chunks they are stored in a new directory preceded with N.
TIX files are the levels textures.
SEQ files contain the levels music. Think of them as the PSX equivalent of MIDIs.

Level ID to level name

00

Bright Moon Apartment

01

Pit & Temple

02

Kyoto

03

The Natural World

04

HAPPYTOWN

05

Violence District

06

Moonlight Tower

07

Temple Dojo

08

Flesh Tunnels

09

Clockwork Machines

10

Long Hallway

11

Sun Faces Heave

12

Black Space

13

Monument Park

Files containing unused content in this directory:
STG00/TEXA.TIX - TEXD.TIX
STG00/M000.LBD
STG00/M004.LBD
STG08/M000.LBD
STG09/BGC.SEQ

ZDUMMY#

This folder solely houses ZDUMMY.STR, a 60MB dummy file possibly intended to move data to the outer regions of the disc.

Files containing unused content in this directory:
ZDUMMY.STR