ea_schl_movie_demuxer.bms

# EA SCHl movie demuxer
# for movies that include SCHl or SHxx (.vp6/mad/etc)
# v1 by bnnm

######################

get FILE_SIZE asize
set OFFSET long 0

append #on
do
    goto OFFSET

    endian big
    get BLOCK_ID long

    #todo: guess_endianness32bit for early Saturn/Mac movies
    # for now change next line to "endian big" for those
    endian little
    get BLOCK_SIZE long

    # accept standard SCHl
    if BLOCK_ID == 0x5343486C || BLOCK_ID == 0x5343436C || BLOCK_ID == 0x5343446C || BLOCK_ID == 0x53434C6C || BLOCK_ID == 0x5343456C  #"SCHl/SCCl/SCDl/SCLl/SCEl"
        log MEMORY_FILE OFFSET BLOCK_SIZE
    endif

    # accept movie SHxx (EN/FR/GE/IT/SP/RU/JA), default EN
    # for movies with multiaudio uncomment your target language and comment the rest
    if BLOCK_ID == 0x5348454E || BLOCK_ID == 0x5343454E || BLOCK_ID == 0x5344454E || BLOCK_ID == 0x5345454E  #"SHEN/SCEN/SDEN/SEEN"
   #if BLOCK_ID == 0x53484652 || BLOCK_ID == 0x53434652 || BLOCK_ID == 0x53444652 || BLOCK_ID == 0x53454652  #"SHFR/SCFR/SDFR/SEFR"
   #if BLOCK_ID == 0x53484745 || BLOCK_ID == 0x53434745 || BLOCK_ID == 0x53444745 || BLOCK_ID == 0x53454745  #"SHGE/SCGE/SDGE/SEGE"
   #if BLOCK_ID == 0x53484954 || BLOCK_ID == 0x53434954 || BLOCK_ID == 0x53444954 || BLOCK_ID == 0x53454954  #"SHIT/SCIT/SDIT/SEIT"
   #if BLOCK_ID == 0x53485350 || BLOCK_ID == 0x53435350 || BLOCK_ID == 0x53445350 || BLOCK_ID == 0x53455350  #"SHSP/SCSP/SDSP/SESP"
   #if BLOCK_ID == 0x53485255 || BLOCK_ID == 0x53435255 || BLOCK_ID == 0x53445255 || BLOCK_ID == 0x53455255  #"SHRU/SCRU/SDRU/SERU"
   #if BLOCK_ID == 0x53484A41 || BLOCK_ID == 0x53434A41 || BLOCK_ID == 0x53444A41 || BLOCK_ID == 0x53454A41  #"SHJA/SCJA/SDJA/SEJA"
        log MEMORY_FILE OFFSET BLOCK_SIZE
    endif

    math OFFSET += BLOCK_SIZE

while OFFSET < FILE_SIZE
append #off


get NAME basename
get EXT extension
string NAME += EXT
string NAME += ".sng"
get SIZE asize MEMORY_FILE

if SIZE == 0
  print "File doesn't contain audio"
  cleanexit
endif

log NAME 0 SIZE MEMORY_FILE