def parse_score_entry_nr0(blob):
buf = SeqBuffer(blob)
[actualSize, c2, frameCount, c4, sprite_size, c6, v7] = buf.unpack('>3i4h')
print "DB| Score root primary: header=%s" % [actualSize, c2, frameCount, c4, sprite_size, c6, v7]
sprite_count = v7 + 6
print "DB| Score root primary: extra=%s" % [c2, c4, c6, v7]
#print "DB | Score root <primary: residue=<%s>" % (buf.buf[actualSize:],)
buf = SeqBuffer(blob[buf.tell():actualSize])
maxOffset = 0
totItNr = 0
deltas = []
for frNr in range(1, frameCount+1):
frNr += 1
[frameDataLength] = buf.unpack('>H')
frBuf = SeqBuffer(buf.readBytes(frameDataLength-2))
#print "DB| Score root framedata raw=<%s>" % frBuf.buf
delta_items = []
itNr = 0
while not frBuf.at_eof():
itNr += 1; totItNr += 1
[itemLength,offset] = frBuf.unpack('>HH')
if offset > maxOffset: maxOffset = offset
s = frBuf.readBytes(itemLength)
delta_items.append(FrameDeltaItem(offset,s))
#print "DB| Score framedata entry [%d][%d] (len %d): %d/0x%x, <%s>" % (frNr, itNr, itemLength, offset, offset, s)
deltas.append(FrameDelta(delta_items))
#print "DB| Score framedata = %s" % deltas
#print "DB| Score framedata: maxOffset = %d (%d*48) chNr=%d totItNr=%d" % (maxOffset, maxOffset // 48, frNr, totItNr)
return (sprite_count, sprite_size, deltas)
def parse(buf, *args):
[type_length] = buf.unpack('>I')
med_type = buf.readBytes(type_length)
[rest_length] = buf.unpack('>I')
info = buf.readBytes(rest_length)
buf = SeqBuffer(info)
if rest_length >= 4 and buf.readTag(
) == b'FLSH' and med_type == 'vectorShape':
[sz2] = buf.unpack('>I')
half_expect(sz2, rest_length, "XmedCastType.sz2")
misc = buf.unpack('>24i')
[npoints] = buf.unpack('>I')
misc2 = buf.unpack('>35i')
[proplen] = buf.unpack('>I')
propname = buf.readBytes(proplen)
points = []
for i in range(npoints):
if i:
[vx] = buf.unpack('>i')
half_expect(vx, -0x80000000, 'XmedCastType.vx')
pdesc = buf.unpack('>6i')
points.append(pdesc)
[proplen] = buf.unpack('>I')
propname = buf.readBytes(proplen)
half_expect(buf.peek_bytes_left(), b'', 'XmedCastType.trailer')
print(
"DB| XmedCastType.parse: misc=%r npoints=%r misc2=%r, points=%r"
% (misc, npoints, misc2, points))
info = (misc, misc2, points)
return XmedCastType(med_type, info, *args)
def parse_score_entry_nr0(blob):
buf = SeqBuffer(blob)
[actualSize, c2, frameCount, c4, sprite_size, c6, v7] = buf.unpack('>3i4h')
print("DB| Score root primary: header=%s" %
[actualSize, c2, frameCount, c4, sprite_size, c6, v7])
sprite_count = v7 + 6
print("DB| Score root primary: extra=%s" % [c2, c4, c6, v7])
#print "DB | Score root <primary: residue=<%s>" % (buf.buf[actualSize:],)
buf = SeqBuffer(blob[buf.tell():actualSize])
maxOffset = 0
totItNr = 0
deltas = []
for frNr in range(1, frameCount + 1):
frNr += 1
[frameDataLength] = buf.unpack('>H')
frBuf = SeqBuffer(buf.readBytes(frameDataLength - 2))
#print "DB| Score root framedata raw=<%s>" % frBuf.buf
delta_items = []
itNr = 0
while not frBuf.at_eof():
itNr += 1
totItNr += 1
[itemLength, offset] = frBuf.unpack('>HH')
if offset > maxOffset: maxOffset = offset
s = frBuf.readBytes(itemLength)
delta_items.append(FrameDeltaItem(offset, s))
#print "DB| Score framedata entry [%d][%d] (len %d): %d/0x%x, <%s>" % (frNr, itNr, itemLength, offset, offset, s)
deltas.append(FrameDelta(delta_items))
#print "DB| Score framedata = %s" % deltas
#print "DB| Score framedata: maxOffset = %d (%d*48) chNr=%d totItNr=%d" % (maxOffset, maxOffset // 48, frNr, totItNr)
return (sprite_count, sprite_size, deltas)
def __init__(self, snr, tag, blob):
Media.__init__(self, snr, tag, blob)
buf = SeqBuffer(blob)
res = bytearray()
while not buf.at_eof():
[d] = buf.unpack('b')
if d < 0:
run_length = 1 - d
v = buf.readBytes(1)
res.extend(v * run_length)
else:
lit_length = 1 + d
res.extend(buf.readBytes(lit_length))
self.decoded = bytes(res)
def read_ILS_section_into(ils_data, entries_by_nr, dest):
buf = SeqBuffer(ils_data)
while not buf.at_eof():
nr = buf.unpackVarint()
section = entries_by_nr[nr]
data = buf.readBytes(section.size)
section.set_bytes(data)
def parse(blob,snr, loader_context):
buf = SeqBuffer(blob)
[type,common_length,v2] = buf.unpack('>3i')
common_blob = buf.readBytes(common_length)
buf2 = SeqBuffer(common_blob)
[v3,v4,v5,v6,cast_id,nElems] = buf2.unpack('>5iH')
offsets = []
for i in range(nElems+1):
[tmp] = buf2.unpack('>i')
offsets.append(tmp)
blob_after_table=buf2.peek_bytes_left()
attrs = []
for i in range(len(offsets)-1):
attr = blob_after_table[offsets[i]:offsets[i+1]]
print "DB| Cast member attr #%d: <%s>" % (i, attr)
attrs.append(attr)
if len(attrs)>=2 and len(attrs[1])>0:
name = SeqBuffer(attrs[1]).unpackString8()
else:
name = None
print "DB| Cast-member common: name=\"%s\" attrs=%s misc=%s" % (
name, attrs, [v2,v3,v4,v5,v6, cast_id])
noncommon = buf.peek_bytes_left()
castdata = CastMember.parse_castdata(type, cast_id, SeqBuffer(noncommon), attrs)
res = CastMember(snr,type, name, attrs, castdata)
return res
def __init__(self, snr, tag, blob):
Media.__init__(self, snr, tag, blob)
buf = SeqBuffer(blob)
[self.height, self.width] = buf.unpack('>II')
to_read = self.height * self.width
res = bytearray()
while len(res) < to_read and not buf.at_eof():
[d] = buf.unpack('b')
if d < 0:
run_length = 1 - d
v = buf.readBytes(1)
res.extend(v * run_length)
else:
lit_length = 1 + d
res.extend(buf.readBytes(lit_length))
self.decoded = bytes(res)
def read_ILS_section_into(ils_data, entries_by_nr, dest):
buf = SeqBuffer(ils_data)
while not buf.at_eof():
nr = buf.unpackVarint()
section = entries_by_nr[nr]
data = buf.readBytes(section.size)
section.set_bytes(data)
def __init__(self, snr, tag, blob):
Media.__init__(self, snr, tag, blob)
if blob.startswith(b'\xff\xd8'):
self.media_type = b"JPEG"
self.hdr = None
elif blob.startswith(b'\0\0\1@'):
self.media_type = "MP3"
buf = SeqBuffer(blob)
[hdr_len] = buf.unpack('>I')
self.hdr = buf.readBytes(hdr_len)
self.music = buf.peek_bytes_left()
else:
self.media_type = repr(blob[:16])
self.hdr = None
def parse(blob, snr, loader_context):
buf = SeqBuffer(blob)
[type, common_length, v2] = buf.unpack('>3i')
common_blob = buf.readBytes(common_length)
buf2 = SeqBuffer(common_blob)
[v3, v4, v5, v6, cast_id, nElems] = buf2.unpack('>5iH')
offsets = []
for i in range(nElems + 1):
[tmp] = buf2.unpack('>i')
offsets.append(tmp)
blob_after_table = buf2.peek_bytes_left()
attrs = []
for i in range(len(offsets) - 1):
attr = blob_after_table[offsets[i]:offsets[i + 1]]
print("DB| Cast member attr #%d: <%r>" % (i, attr))
attrs.append(attr)
if len(attrs) >= 2 and len(attrs[1]) > 0:
name = SeqBuffer(attrs[1]).unpackString8()
attrs[1] = None
else:
name = None
if len(attrs) >= 18 and len(attrs[17]) == 4:
[ctime] = struct.unpack('>I', attrs[17])
attrs[17] = None
else:
ctime = None
if len(attrs) >= 19 and len(attrs[18]) == 4:
[mtime] = struct.unpack('>I', attrs[18])
attrs[18] = None
else:
mtime = None
print(
"DB| Cast-member common: name=\"%s\" ctime=%s mtime=%s attrs=%s misc=%s"
% (name, ctime and time.ctime(ctime), mtime
and time.ctime(mtime), attrs, [v2, v3, v4, v5, v6, cast_id]))
noncommon = buf.peek_bytes_left()
castdata = CastMember.parse_castdata(type, cast_id,
SeqBuffer(noncommon), attrs)
res = CastMember(snr, type, name, ctime, mtime, attrs, castdata)
return res
