codec = NGC_DSP


subsong_count = @0x00
#0x04: max channels per track?
#0x08: header size
interleave = @0x0c

#0x10: block size
#0x14: blocks per track
#0x18: loop start chunk
#0x1c: related to loop start

chunk_count = @0x00
chunk_size = @0x04 * @0x0c
chunk_start = @0x08

#- per track
subsong_offset = 0x6c

channels = @0x20$1
loop_flag = @0x21$1
#0x22$1: null?
sample_rate = @0x24
#0x28: loop start?
loop_start_sample = @0x28
loop_end_sample = @0x2c
num_samples = loop_end_sample

coef_offset = 0x30
coef_spacing = 0x2c
coef_endianness = LE

hist_offset = 0x52
coef_spacing = 0x2c
coef_endianness = LE

#start_offset = @0x88
