sm64/tools/assemble_sound.py

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Python
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2019-08-25 00:46:40 -04:00
#!/usr/bin/env python3
from collections import namedtuple, OrderedDict
from json import JSONDecoder
import os
import re
import struct
import subprocess
import sys
TYPE_CTL = 1
TYPE_TBL = 2
STACK_TRACES = False
DUMP_INDIVIDUAL_BINS = False
orderedJsonDecoder = JSONDecoder(object_pairs_hook=OrderedDict)
class Aifc:
def __init__(self, name, fname, data, sample_rate, book, loop):
self.name = name
self.fname = fname
self.data = data
self.sample_rate = sample_rate
self.book = book
self.loop = loop
self.used = False
self.offset = None
class SampleBank:
def __init__(self, name, entries):
self.name = name
self.uses = 0
self.entries = entries
self.name_to_entry = {}
for e in entries:
self.name_to_entry[e.name] = e
Book = namedtuple("Book", ["order", "npredictors", "table"])
Loop = namedtuple("Loop", ["start", "end", "count", "state"])
Bank = namedtuple("Bank", ["name", "sample_bank", "json"])
def align(val, al):
return (val + (al - 1)) & -al
def fail(msg):
print(msg, file=sys.stderr)
if STACK_TRACES:
raise Exception("re-raising exception")
sys.exit(1)
def validate(cond, msg, forstr=""):
if not cond:
if forstr:
msg += " for " + forstr
raise Exception(msg)
def strip_comments(string):
string = re.sub(re.compile("/\*.*?\*/", re.DOTALL), "", string)
return re.sub(re.compile("//.*?\n"), "", string)
def to_bcd(num):
assert num >= 0
shift = 0
ret = 0
while num:
ret |= (num % 10) << shift
shift += 4
num //= 10
return ret
def parse_f80(data):
exp_bits, mantissa_bits = struct.unpack(">HQ", data)
sign_bit = exp_bits & 2 ** 15
exp_bits ^= sign_bit
sign = -1 if sign_bit else 1
if exp_bits == mantissa_bits == 0:
return sign * 0.0
validate(exp_bits != 0, "sample rate is a denormal")
validate(exp_bits != 0x7FFF, "sample rate is infinity/nan")
mant = float(mantissa_bits) / 2 ** 63
return sign * mant * pow(2, exp_bits - 0x3FFF)
def parse_aifc_loop(data):
validate(len(data) == 48, "loop chunk size should be 48")
version, nloops, start, end, count = struct.unpack(">HHIIi", data[:16])
validate(version == 1, "loop version doesn't match")
validate(nloops == 1, "only one loop is supported")
state = []
for i in range(16, len(data), 2):
state.append(struct.unpack(">h", data[i : i + 2])[0])
return Loop(start, end, count, state)
def parse_aifc_book(data):
version, order, npredictors = struct.unpack(">hhh", data[:6])
validate(version == 1, "codebook version doesn't match")
validate(
len(data) == 6 + 16 * order * npredictors,
"predictor book chunk size doesn't match",
)
table = []
for i in range(6, len(data), 2):
table.append(struct.unpack(">h", data[i : i + 2])[0])
return Book(order, npredictors, table)
def parse_aifc(data, name, fname):
validate(data[:4] == b"FORM", "must start with FORM")
validate(data[8:12] == b"AIFC", "format must be AIFC")
i = 12
sections = []
while i < len(data):
tp = data[i : i + 4]
le, = struct.unpack(">I", data[i + 4 : i + 8])
i += 8
sections.append((tp, data[i : i + le]))
i = align(i + le, 2)
audio_data = None
vadpcm_codes = None
vadpcm_loops = None
sample_rate = None
for (tp, data) in sections:
if tp == b"APPL" and data[:4] == b"stoc":
plen = data[4]
tp = data[5 : 5 + plen]
data = data[align(5 + plen, 2) :]
if tp == b"VADPCMCODES":
vadpcm_codes = data
elif tp == b"VADPCMLOOPS":
vadpcm_loops = data
elif tp == b"SSND":
audio_data = data[8:]
elif tp == b"COMM":
sample_rate = parse_f80(data[8:18])
validate(sample_rate is not None, "no COMM section")
validate(audio_data is not None, "no SSND section")
validate(vadpcm_codes is not None, "no VADPCM table")
book = parse_aifc_book(vadpcm_codes)
loop = parse_aifc_loop(vadpcm_loops) if vadpcm_loops is not None else None
return Aifc(name, fname, audio_data, sample_rate, book, loop)
class ReserveSerializer:
def __init__(self):
self.parts = []
self.sizes = []
self.size = 0
def add(self, part):
assert isinstance(part, (bytes, list))
self.parts.append(part)
self.sizes.append(len(part))
self.size += len(part)
def reserve(self, space):
li = []
self.parts.append(li)
self.sizes.append(space)
self.size += space
return li
def align(self, alignment):
new_size = (self.size + alignment - 1) & -alignment
self.add((new_size - self.size) * b"\0")
def finish(self):
flat_parts = []
for (li, si) in zip(self.parts, self.sizes):
if isinstance(li, list):
li = b"".join(li)
assert (
len(li) == si
), "unfulfilled reservation of size {}, only got {}".format(si, len(li))
flat_parts.append(li)
return b"".join(flat_parts)
class GarbageSerializer:
def __init__(self):
self.garbage_bufs = [[]]
self.parts = []
self.size = 0
self.garbage_pos = 0
def reset_garbage_pos(self):
self.garbage_bufs.append([])
self.garbage_pos = 0
def add(self, part):
assert isinstance(part, bytes)
self.parts.append(part)
self.garbage_bufs[-1].append((self.garbage_pos, part))
self.size += len(part)
self.garbage_pos += len(part)
def align(self, alignment):
new_size = (self.size + alignment - 1) & -alignment
self.add((new_size - self.size) * b"\0")
def garbage_at(self, pos):
# Find the last write to position pos & 0xffff, assuming a cyclic
# buffer of size 0x10000 where the write position is reset to 0 on
# each call to reset_garbage_pos.
pos &= 0xFFFF
for bufs in self.garbage_bufs[::-1]:
for (bpos, buf) in bufs[::-1]:
q = ((bpos + len(buf) - 1 - pos) & ~0xFFFF) + pos
if q >= bpos:
return buf[q - bpos]
return 0
def align_garbage(self, alignment):
while self.size % alignment != 0:
self.add(bytes([self.garbage_at(self.garbage_pos)]))
def finish(self):
return b"".join(self.parts)
def validate_json_format(json, fmt, forstr=""):
constructor_to_name = {
str: "a string",
dict: "an object",
int: "an integer",
float: "a floating point number",
list: "an array",
}
for key, tp in fmt.items():
validate(key in json, 'missing key "' + key + '"', forstr)
if isinstance(tp, list):
validate_int_in_range(json[key], tp[0], tp[1], '"' + key + '"', forstr)
else:
validate(
isinstance(json[key], tp)
or (tp == float and isinstance(json[key], int)),
'"{}" must be {}'.format(key, constructor_to_name[tp]),
forstr,
)
def validate_int_in_range(val, lo, hi, msg, forstr=""):
validate(isinstance(val, int), "{} must be an integer".format(msg), forstr)
validate(
lo <= val <= hi, "{} must be in range {} to {}".format(msg, lo, hi), forstr
)
def validate_sound(json, sample_bank, forstr=""):
validate_json_format(json, {"sample": str}, forstr)
if "tuning" in json:
validate_json_format(json, {"tuning": float}, forstr)
validate(
json["sample"] in sample_bank.name_to_entry,
"reference to sound {} which isn't found in sample bank {}".format(
json["sample"], sample_bank.name
),
forstr,
)
def validate_bank_toplevel(json):
validate(isinstance(json, dict), "must have a top-level object")
validate_json_format(
json,
{
"envelopes": dict,
"sample_bank": str,
"instruments": dict,
"instrument_list": list,
},
)
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def normalize_sound_json(json):
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# Convert {"sound": "str"} into {"sound": {"sample": "str"}}
fixup = []
for inst in json["instruments"].values():
if isinstance(inst, list):
for drum in inst:
fixup.append((drum, "sound"))
else:
fixup.append((inst, "sound_lo"))
fixup.append((inst, "sound"))
fixup.append((inst, "sound_hi"))
for (obj, key) in fixup:
if isinstance(obj, dict) and isinstance(obj.get(key, None), str):
obj[key] = {"sample": obj[key]}
def validate_bank(json, sample_bank):
if "date" in json:
validate(
isinstance(json["date"], str)
and re.match(r"[0-9]{4}-[0-9]{2}-[0-9]{2}\Z", json["date"]),
"date must have format yyyy-mm-dd",
)
for key, env in json["envelopes"].items():
validate(isinstance(env, list), 'envelope "' + key + '" must be an array')
last_fine = False
for entry in env:
if entry in ["stop", "hang", "restart"]:
last_fine = True
else:
validate(
isinstance(entry, list) and len(entry) == 2,
'envelope entry in "'
+ key
+ '" must be a list of length 2, or one of stop/hang/restart',
)
if entry[0] == "goto":
validate_int_in_range(
entry[1], 0, len(env) - 2, "envelope goto target out of range:"
)
last_fine = True
else:
validate_int_in_range(
entry[0], 1, 2 ** 16 - 4, "envelope entry's first part"
)
validate_int_in_range(
entry[1], 0, 2 ** 16 - 1, "envelope entry's second part"
)
last_fine = False
validate(
last_fine, 'envelope "{}" must end with stop/hang/restart/goto'.format(key)
)
drums = []
instruments = []
instrument_names = set()
for name, inst in json["instruments"].items():
if name == "percussion":
validate(isinstance(inst, list), "drums entry must be a list")
drums = inst
else:
validate(isinstance(inst, dict), "instrument entry must be an object")
instruments.append((name, inst))
instrument_names.add(name)
for drum in drums:
validate(isinstance(drum, dict), "drum entry must be an object")
validate_json_format(
drum,
{"release_rate": [0, 255], "pan": [0, 128], "envelope": str, "sound": dict},
)
validate_sound(drum["sound"], sample_bank)
validate(
drum["envelope"] in json["envelopes"],
"reference to non-existent envelope " + drum["envelope"],
"drum",
)
no_sound = {}
for name, inst in instruments:
forstr = "instrument " + name
for lohi in ["lo", "hi"]:
nr = "normal_range_" + lohi
so = "sound_" + lohi
if nr in inst:
validate(so in inst, nr + " is specified, but not " + so, forstr)
if so in inst:
validate(nr in inst, so + " is specified, but not " + nr, forstr)
else:
inst[so] = no_sound
if "normal_range_lo" not in inst:
inst["normal_range_lo"] = 0
if "normal_range_hi" not in inst:
inst["normal_range_hi"] = 127
validate_json_format(
inst,
{
"release_rate": [0, 255],
"envelope": str,
"normal_range_lo": [0, 127],
"normal_range_hi": [0, 127],
"sound_lo": dict,
"sound": dict,
"sound_hi": dict,
},
forstr,
)
if "ifdef" in inst:
validate(
isinstance(inst["ifdef"], list)
and all(isinstance(x, str) for x in inst["ifdef"]),
'"ifdef" must be an array of strings',
)
validate(
inst["normal_range_lo"] <= inst["normal_range_hi"],
"normal_range_lo > normal_range_hi",
forstr,
)
validate(
inst["envelope"] in json["envelopes"],
"reference to non-existent envelope " + inst["envelope"],
forstr,
)
for key in ["sound_lo", "sound", "sound_hi"]:
if inst[key] is no_sound:
del inst[key]
else:
validate_sound(inst[key], sample_bank, forstr)
seen_instruments = set()
for inst in json["instrument_list"]:
if inst is None:
continue
validate(
isinstance(inst, str),
"instrument list should contain only strings and nulls",
)
validate(
inst in instrument_names, "reference to non-existent instrument " + inst
)
validate(
inst not in seen_instruments, inst + " occurs twice in the instrument list"
)
seen_instruments.add(inst)
for inst in instrument_names:
validate(inst in seen_instruments, "unreferenced instrument " + inst)
def apply_version_diffs(json, defines):
if "VERSION_EU" in defines and isinstance(json.get("date", None), str):
json["date"] = json["date"].replace("1996-03-19", "1996-06-24")
ifdef_removed = set()
for key, inst in json["instruments"].items():
if (
isinstance(inst, dict)
and isinstance(inst.get("ifdef", None), list)
and all(d not in defines for d in inst["ifdef"])
):
ifdef_removed.add(key)
for key in ifdef_removed:
del json["instruments"][key]
json["instrument_list"].remove(key)
def mark_sample_bank_uses(bank):
bank.sample_bank.uses += 1
def mark_used(name):
bank.sample_bank.name_to_entry[name].used = True
for inst in bank.json["instruments"].values():
if isinstance(inst, list):
for drum in inst:
mark_used(drum["sound"]["sample"])
else:
if "sound_lo" in inst:
mark_used(inst["sound_lo"]["sample"])
mark_used(inst["sound"]["sample"])
if "sound_hi" in inst:
mark_used(inst["sound_hi"]["sample"])
def serialize_ctl(bank, base_ser):
json = bank.json
drums = []
instruments = []
for inst in json["instruments"].values():
if isinstance(inst, list):
drums = inst
else:
instruments.append(inst)
y, m, d = map(int, json.get("date", "0000-00-00").split("-"))
date = y * 10000 + m * 100 + d
base_ser.add(
struct.pack(
">IIII",
len(json["instrument_list"]),
len(drums),
1 if bank.sample_bank.uses > 1 else 0,
to_bcd(date),
)
)
ser = ReserveSerializer()
if drums:
drum_pos_buf = ser.reserve(4)
else:
ser.add(b"\0" * 4)
drum_pos_buf = None
inst_pos_buf = ser.reserve(4 * len(json["instrument_list"]))
ser.align(16)
used_samples = []
for inst in json["instruments"].values():
if isinstance(inst, list):
for drum in inst:
used_samples.append(drum["sound"]["sample"])
else:
if "sound_lo" in inst:
used_samples.append(inst["sound_lo"]["sample"])
used_samples.append(inst["sound"]["sample"])
if "sound_hi" in inst:
used_samples.append(inst["sound_hi"]["sample"])
sample_name_to_addr = {}
for name in used_samples:
if name in sample_name_to_addr:
continue
sample_name_to_addr[name] = ser.size
aifc = bank.sample_bank.name_to_entry[name]
sample_len = len(aifc.data)
# Sample
ser.add(struct.pack(">II", 0, aifc.offset))
loop_addr_buf = ser.reserve(4)
book_addr_buf = ser.reserve(4)
ser.add(struct.pack(">I", align(sample_len, 2)))
ser.align(16)
# Book
book_addr_buf.append(struct.pack(">I", ser.size))
ser.add(struct.pack(">ii", aifc.book.order, aifc.book.npredictors))
for x in aifc.book.table:
ser.add(struct.pack(">h", x))
ser.align(16)
# Loop
loop_addr_buf.append(struct.pack(">I", ser.size))
if aifc.loop is None:
assert sample_len % 9 in [0, 1]
end = sample_len // 9 * 16 + (sample_len % 2) + (sample_len % 9)
ser.add(struct.pack(">IIiI", 0, end, 0, 0))
else:
ser.add(
struct.pack(">IIiI", aifc.loop.start, aifc.loop.end, aifc.loop.count, 0)
)
assert aifc.loop.count != 0
for x in aifc.loop.state:
ser.add(struct.pack(">h", x))
ser.align(16)
env_name_to_addr = {}
for name, env in json["envelopes"].items():
env_name_to_addr[name] = ser.size
for entry in env:
if entry == "stop":
entry = [0, 0]
elif entry == "hang":
entry = [2 ** 16 - 1, 0]
elif entry == "restart":
entry = [2 ** 16 - 3, 0]
elif entry[0] == "goto":
entry[0] = 2 ** 16 - 2
ser.add(struct.pack(">HH", *entry))
ser.align(16)
def ser_sound(sound):
sample_addr = (
0 if sound["sample"] is None else sample_name_to_addr[sound["sample"]]
)
if "tuning" in sound:
tuning = sound["tuning"]
else:
aifc = bank.sample_bank.name_to_entry[sound["sample"]]
tuning = aifc.sample_rate / 32000
ser.add(struct.pack(">If", sample_addr, tuning))
no_sound = {"sample": None, "tuning": 0.0}
inst_name_to_pos = {}
for name, inst in json["instruments"].items():
if isinstance(inst, list):
continue
inst_name_to_pos[name] = ser.size
env_addr = env_name_to_addr[inst["envelope"]]
ser.add(
struct.pack(
">BBBBI",
0,
inst.get("normal_range_lo", 0),
inst.get("normal_range_hi", 127),
inst["release_rate"],
env_addr,
)
)
ser_sound(inst.get("sound_lo", no_sound))
ser_sound(inst["sound"])
ser_sound(inst.get("sound_hi", no_sound))
ser.align(16)
for name in json["instrument_list"]:
if name is None:
inst_pos_buf.append(struct.pack(">I", 0))
continue
inst_pos_buf.append(struct.pack(">I", inst_name_to_pos[name]))
if drums:
drum_poses = []
for drum in drums:
drum_poses.append(ser.size)
ser.add(struct.pack(">BBBB", drum["release_rate"], drum["pan"], 0, 0))
ser_sound(drum["sound"])
env_addr = env_name_to_addr[drum["envelope"]]
ser.add(struct.pack(">I", env_addr))
ser.align(16)
drum_pos_buf.append(struct.pack(">I", ser.size))
for pos in drum_poses:
ser.add(struct.pack(">I", pos))
ser.align(16)
base_ser.add(ser.finish())
def serialize_tbl(sample_bank, ser):
ser.reset_garbage_pos()
base_addr = ser.size
for aifc in sample_bank.entries:
if not aifc.used:
continue
ser.align(16)
aifc.offset = ser.size - base_addr
ser.add(aifc.data)
ser.align(2)
ser.align_garbage(16)
def serialize_seqfile(entries, serialize_entry, entry_list, magic, extra_padding=True):
ser = ReserveSerializer()
ser.add(struct.pack(">HH", magic, len(entry_list)))
table = ser.reserve(len(entry_list) * 8)
ser.align(16)
data_start = ser.size
ser2 = GarbageSerializer()
entry_offsets = []
entry_lens = []
for entry in entries:
entry_offsets.append(ser2.size)
serialize_entry(entry, ser2)
entry_lens.append(ser2.size - entry_offsets[-1])
ser.add(ser2.finish())
if extra_padding:
ser.add(b"\0")
ser.align(64)
for ent in entry_list:
table.append(struct.pack(">I", entry_offsets[ent] + data_start))
table.append(struct.pack(">I", entry_lens[ent]))
return ser.finish()
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def validate_and_normalize_sequence_json(json, bank_names, defines):
validate(isinstance(json, dict), "must have a top-level object")
if "comment" in json:
del json["comment"]
for key, seq in json.items():
if isinstance(seq, dict):
validate_json_format(seq, {"ifdef": list, "banks": list}, key)
validate(
all(isinstance(x, str) for x in seq["ifdef"]),
'"ifdef" must be an array of strings',
key,
)
if all(d not in defines for d in seq["ifdef"]):
seq = None
else:
seq = seq["banks"]
json[key] = seq
if isinstance(seq, list):
for x in seq:
validate(
isinstance(x, str), "bank list must be an array of strings", key
)
validate(
x in bank_names, "reference to non-existing sound bank " + x, key
)
else:
validate(seq is None, "bad JSON type, expected null, array or object", key)
def write_sequences(
inputs, out_filename, out_bank_sets, sound_bank_dir, seq_json, defines
):
bank_names = sorted(
[os.path.splitext(os.path.basename(x))[0] for x in os.listdir(sound_bank_dir)]
)
try:
with open(seq_json, "r") as inf:
data = inf.read()
data = strip_comments(data)
json = orderedJsonDecoder.decode(data)
validate_and_normalize_sequence_json(json, bank_names, defines)
except Exception as e:
fail("failed to parse " + str(seq_json) + ": " + str(e))
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inputs.sort(key=lambda f: os.path.basename(f))
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name_to_fname = {}
for fname in inputs:
name = os.path.splitext(os.path.basename(fname))[0]
if name in name_to_fname:
fail(
"Files "
+ fname
+ " and "
+ name_to_fname[name]
+ " conflict. Remove one of them."
)
name_to_fname[name] = fname
if name not in json:
fail(
"Sequence file " + fname + " is not mentioned in sequences.json. "
"Either assign it a list of sound banks, or set it to null to "
"explicitly leave it out from the build."
)
for key, seq in json.items():
if key not in name_to_fname and seq is not None:
fail(
"sequences.json assigns sound banks to "
+ key
+ ", but there is no such sequence file. Either remove the entry (or "
"set it to null), or create sound/sequences/" + key + ".m64."
)
ind_to_name = []
for key in json:
ind = int(key.split("_")[0], 16)
while len(ind_to_name) <= ind:
ind_to_name.append(None)
if ind_to_name[ind] is not None:
fail(
"Sequence files "
+ key
+ " and "
+ ind_to_name[ind]
+ " have the same index. Renumber or delete one of them."
)
ind_to_name[ind] = key
while ind_to_name and json.get(ind_to_name[-1], None) is None:
ind_to_name.pop()
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def serialize_file(name, ser):
if json.get(name, None) is None:
return
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ser.reset_garbage_pos()
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with open(name_to_fname[name], "rb") as f:
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ser.add(f.read())
ser.align_garbage(16)
with open(out_filename, "wb") as f:
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n = range(len(ind_to_name))
f.write(serialize_seqfile(ind_to_name, serialize_file, n, 3, False))
with open(out_bank_sets, "wb") as f:
ser = ReserveSerializer()
table = ser.reserve(len(ind_to_name) * 2)
for name in ind_to_name:
bank_set = json.get(name, None)
if bank_set is None:
bank_set = []
table.append(struct.pack(">H", ser.size))
ser.add(bytes([len(bank_set)]))
for bank in bank_set[::-1]:
ser.add(bytes([bank_names.index(bank)]))
f.write(ser.finish())
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def main():
global STACK_TRACES
need_help = False
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skip_next = 0
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cpp_command = None
print_samples = False
sequences_out_file = None
defines = []
args = []
for i, a in enumerate(sys.argv[1:], 1):
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if skip_next > 0:
skip_next -= 1
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continue
if a == "--help" or a == "-h":
need_help = True
elif a == "--cpp":
cpp_command = sys.argv[i + 1]
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skip_next = 1
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elif a == "-D":
defines.append(sys.argv[i + 1])
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skip_next = 1
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elif a.startswith("-D"):
defines.append(a[2:])
elif a == "--stack-trace":
STACK_TRACES = True
elif a == "--print-samples":
print_samples = True
elif a == "--sequences":
sequences_out_file = sys.argv[i + 1]
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bank_sets_out_file = sys.argv[i + 2]
sound_bank_dir = sys.argv[i + 3]
sequence_json = sys.argv[i + 4]
skip_next = 4
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elif a.startswith("-"):
print("Unrecognized option " + a)
sys.exit(1)
else:
args.append(a)
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defines_set = {d.split("=")[0] for d in defines}
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if sequences_out_file is not None and not need_help:
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write_sequences(
args,
sequences_out_file,
bank_sets_out_file,
sound_bank_dir,
sequence_json,
defines_set,
)
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sys.exit(0)
if need_help or len(args) != 4:
print(
"Usage: {} <samples dir> <sound bank dir>"
" <out .ctl file> <out .tbl file>"
" [--cpp <preprocessor>]"
" [-D <symbol>]"
" [--stack-trace]"
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" | --sequences <out sequence .bin> <out bank sets .bin> <sound bank dir> "
"<sequences.json> <inputs...>".format(sys.argv[0])
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)
sys.exit(0 if need_help else 1)
sample_bank_dir = args[0]
sound_bank_dir = args[1]
ctl_data_out = args[2]
tbl_data_out = args[3]
banks = []
sample_banks = []
name_to_sample_bank = {}
sample_bank_names = sorted(os.listdir(sample_bank_dir))
for name in sample_bank_names:
dir = os.path.join(sample_bank_dir, name)
if not os.path.isdir(dir):
continue
entries = []
for f in sorted(os.listdir(dir)):
fname = os.path.join(dir, f)
if not f.endswith(".aifc"):
continue
try:
with open(fname, "rb") as inf:
data = inf.read()
entries.append(parse_aifc(data, f[:-5], fname))
except Exception as e:
fail("malformed AIFC file " + fname + ": " + str(e))
if entries:
sample_bank = SampleBank(name, entries)
sample_banks.append(sample_bank)
name_to_sample_bank[name] = sample_bank
bank_names = sorted(os.listdir(sound_bank_dir))
for f in bank_names:
fname = os.path.join(sound_bank_dir, f)
if not f.endswith(".json"):
continue
try:
if cpp_command:
data = subprocess.run(
[cpp_command, fname] + ["-D" + x for x in defines],
stdout=subprocess.PIPE,
check=True,
).stdout.decode()
else:
with open(fname, "r") as inf:
data = inf.read()
data = strip_comments(data)
bank_json = orderedJsonDecoder.decode(data)
validate_bank_toplevel(bank_json)
apply_version_diffs(bank_json, defines_set)
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normalize_sound_json(bank_json)
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sample_bank_name = bank_json["sample_bank"]
validate(
sample_bank_name in name_to_sample_bank,
"sample bank " + sample_bank_name + " not found",
)
sample_bank = name_to_sample_bank[sample_bank_name]
validate_bank(bank_json, sample_bank)
bank = Bank(f[:-5], sample_bank, bank_json)
mark_sample_bank_uses(bank)
banks.append(bank)
except Exception as e:
fail("failed to parse bank " + fname + ": " + str(e))
sample_banks = [b for b in sample_banks if b.uses > 0]
sample_bank_index = {}
for sample_bank in sample_banks:
sample_bank_index[sample_bank] = len(sample_bank_index)
with open(tbl_data_out, "wb") as out:
out.write(
serialize_seqfile(
sample_banks,
serialize_tbl,
[sample_bank_index[x.sample_bank] for x in banks],
TYPE_TBL,
)
)
with open(ctl_data_out, "wb") as out:
if DUMP_INDIVIDUAL_BINS:
# Debug logic, may simplify diffing
os.makedirs("ctl/", exist_ok=True)
for b in banks:
with open("ctl/" + b.name + ".bin", "wb") as f:
ser = GarbageSerializer()
serialize_ctl(b, ser)
f.write(ser.finish())
print("wrote to ctl/")
out.write(
serialize_seqfile(banks, serialize_ctl, list(range(len(banks))), TYPE_CTL)
)
if print_samples:
for sample_bank in sample_banks:
for entry in sample_bank.entries:
if entry.used:
print(entry.fname)
if __name__ == "__main__":
main()